chore: release v2.78.0

.env.prod.example

@@ -39,6 +39,10 @@ ENCRYPTION_KEY="0000000000000000000000000000000000000000000000000000000000000000
 # LANGFUSE_DEFAULT_PROJECT_ID=
 # LANGFUSE_DEFAULT_PROJECT_ROLE=
 
+# Logging, optional
+# LANGFUSE_LOG_LEVEL=info
+# LANGFUSE_LOG_FORMAT=text
+
 # Enable experimental features, optional
 # LANGFUSE_ENABLE_EXPERIMENTAL_FEATURES=true
 
@@ -97,6 +101,17 @@ ENCRYPTION_KEY="0000000000000000000000000000000000000000000000000000000000000000
 # The page size can be adjusted if needed to optimize performance
 # DB_EXPORT_PAGE_SIZE=1000
 
+# Automated provisioning of default resources
+# LANGFUSE_INIT_ORG_ID=org-id
+# LANGFUSE_INIT_ORG_NAME=org-name
+# LANGFUSE_INIT_PROJECT_ID=project-id
+# LANGFUSE_INIT_PROJECT_NAME=project-name
+# LANGFUSE_INIT_PROJECT_PUBLIC_KEY=pk-1234567890
+# LANGFUSE_INIT_PROJECT_SECRET_KEY=sk-1234567890
+# LANGFUSE_INIT_USER_EMAIL=user@example.com
+# LANGFUSE_INIT_USER_NAME=User Name
+# LANGFUSE_INIT_USER_PASSWORD=password
+
 
 
 ### START Enterprise Edition Configuration
@@ -145,7 +160,6 @@ ENCRYPTION_KEY="0000000000000000000000000000000000000000000000000000000000000000
 # NEXT_SENTRY_PROJECT=
 # SENTRY_AUTH_TOKEN=
 # SENTRY_CSP_REPORT_URI=
-# LANGFUSE_WORKER_BETTERSTACK_TOKEN=
 
 
 # Cloudflare Turnstile
@@ -201,7 +215,6 @@ ENCRYPTION_KEY="0000000000000000000000000000000000000000000000000000000000000000
 # LANGFUSE_INGESTION_CLICKHOUSE_WRITE_BATCH_SIZE= 
 # LANGFUSE_INGESTION_CLICKHOUSE_WRITE_INTERVAL_MS= 
 # LANGFUSE_INGESTION_CLICKHOUSE_MAX_ATTEMPTS=
-# LANGFUSE_LOG_LEVEL= 
 # LANGFUSE_LEGACY_INGESTION_WORKER_CONCURRENCY=
 # LANGFUSE_ASYNC_INGESTION_PROCESSING="true"
 # QUEUE_CONSUMER_LEGACY_INGESTION_QUEUE_IS_ENABLED="true"

.github/workflows/pipeline.yml

@@ -121,15 +121,15 @@ jobs:
       - name: Start Langfuse
         run: (pnpm run start&)
         env:
-          LANGFUSE_PROVISION_ORG_ID: "seed-org-id"
-          LANGFUSE_PROVISION_ORG_NAME: "Seed Org"
-          LANGFUSE_PROVISION_PROJECT_ID: "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a"
-          LANGFUSE_PROVISION_PROJECT_NAME: "Seed Project"
-          LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY: "pk-lf-1234567890"
-          LANGFUSE_PROVISION_PROJECT_SECRET_KEY: "sk-lf-1234567890"
-          LANGFUSE_PROVISION_USER_EMAIL: "demo@langfuse.com"
-          LANGFUSE_PROVISION_USER_NAME: "Demo User"
-          LANGFUSE_PROVISION_USER_PASSWORD: "password"
+          LANGFUSE_INIT_ORG_ID: "seed-org-id"
+          LANGFUSE_INIT_ORG_NAME: "Seed Org"
+          LANGFUSE_INIT_PROJECT_ID: "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a"
+          LANGFUSE_INIT_PROJECT_NAME: "Seed Project"
+          LANGFUSE_INIT_PROJECT_PUBLIC_KEY: "pk-lf-1234567890"
+          LANGFUSE_INIT_PROJECT_SECRET_KEY: "sk-lf-1234567890"
+          LANGFUSE_INIT_USER_EMAIL: "demo@langfuse.com"
+          LANGFUSE_INIT_USER_NAME: "Demo User"
+          LANGFUSE_INIT_USER_PASSWORD: "password"
 
       - name: run tests
         run: pnpm --filter=web run test

package.json

@@ -1,6 +1,6 @@
 {
   "name": "langfuse",
-  "version": "2.77.0",
+  "version": "2.78.0",
   "author": "engineering@langfuse.com",
   "license": "MIT",
   "private": true,

packages/shared/package.json

@@ -79,6 +79,7 @@
     "nodemailer": "^6.9.13",
     "prisma-extension-kysely": "^2.1.0",
     "uuid": "^9.0.1",
+    "winston": "^3.14.2",
     "zod": "^3.23.8",
     "zod-to-json-schema": "^3.23.2"
   },
@@ -107,7 +108,7 @@
     "vitest": "^1.5.3"
   },
   "peerDependencies": {
-    "@types/react": "^18.2.79",
-    "react": "^18.0.0"
+    "@types/react": "~18.2.79",
+    "react": "~18.2.0"
   }
 }

packages/shared/prisma/seed.ts

@@ -12,7 +12,7 @@ import { parseArgs } from "node:util";
 import { chunk } from "lodash";
 import { v4 } from "uuid";
 import { ModelUsageUnit } from "../src";
-import { getDisplaySecretKey, hashSecretKey } from "../src/server";
+import { getDisplaySecretKey, hashSecretKey, logger } from "../src/server";
 import { encrypt } from "../src/encryption";
 import { redis } from "../src/server/redis/redis";
 
@@ -265,11 +265,11 @@ async function main() {
         project1,
         project2,
         promptIds,
-        configIdsAndNames
+        configIdsAndNames,
       );
 
-    console.log(
-      `Seeding ${traces.length} traces, ${observations.length} observations, and ${scores.length} scores`
+    logger.info(
+      `Seeding ${traces.length} traces, ${observations.length} observations, and ${scores.length} scores`,
     );
 
     await uploadObjects(
@@ -278,7 +278,7 @@ async function main() {
       scores,
       sessions,
       events,
-      comments
+      comments,
     );
 
     // If openai key is in environment, add it to the projects LLM API keys
@@ -295,8 +295,8 @@ async function main() {
         },
       });
     } else {
-      console.warn(
-        "No OPENAI_API_KEY found in environment. Skipping seeding LLM API key."
+      logger.warn(
+        "No OPENAI_API_KEY found in environment. Skipping seeding LLM API key.",
       );
     }
 
@@ -431,7 +431,7 @@ async function main() {
 
         for (const datasetItemId of datasetItemIds) {
           const relevantObservations = observations.filter(
-            (o) => o.projectId === project2.id
+            (o) => o.projectId === project2.id,
           );
           const observation =
             relevantObservations[
@@ -457,13 +457,13 @@ main()
   .then(async () => {
     await prisma.$disconnect();
     redis?.disconnect();
-    console.log("Disconnected from postgres and redis");
+    logger.info("Disconnected from postgres and redis");
   })
   .catch(async (e) => {
-    console.error(e);
+    logger.error(e);
     await prisma.$disconnect();
     redis?.disconnect();
-    console.log("Disconnected from postgres and redis");
+    logger.info("Disconnected from postgres and redis");
     process.exit(1);
   });
 
@@ -473,7 +473,7 @@ async function uploadObjects(
   scores: Prisma.ScoreCreateManyInput[],
   sessions: Prisma.TraceSessionCreateManyInput[],
   events: Prisma.ObservationCreateManyInput[],
-  comments: Prisma.CommentCreateManyInput[]
+  comments: Prisma.CommentCreateManyInput[],
 ) {
   let promises: Prisma.PrismaPromise<unknown>[] = [];
 
@@ -487,14 +487,14 @@ async function uploadObjects(
         },
         create: chunk[0]!,
         update: {},
-      })
+      }),
     );
   });
 
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Sessions ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Sessions ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -505,13 +505,13 @@ async function uploadObjects(
     promises.push(
       prisma.trace.createMany({
         data: chunk,
-      })
+      }),
     );
   });
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Traces ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Traces ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -521,14 +521,14 @@ async function uploadObjects(
     promises.push(
       prisma.observation.createMany({
         data: chunk,
-      })
+      }),
     );
   });
 
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Observations ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Observations ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -538,14 +538,14 @@ async function uploadObjects(
     promises.push(
       prisma.observation.createMany({
         data: chunk,
-      })
+      }),
     );
   });
 
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Events ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Events ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -555,13 +555,13 @@ async function uploadObjects(
     promises.push(
       prisma.score.createMany({
         data: chunk,
-      })
+      }),
     );
   });
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Scores ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Scores ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -571,13 +571,13 @@ async function uploadObjects(
     promises.push(
       prisma.comment.createMany({
         data: chunk,
-      })
+      }),
     );
   });
   for (let i = 0; i < promises.length; i++) {
     if (i + 1 >= promises.length || i % Math.ceil(promises.length / 10) === 0)
-      console.log(
-        `Seeding of Comments ${((i + 1) / promises.length) * 100}% complete`
+      logger.info(
+        `Seeding of Comments ${((i + 1) / promises.length) * 100}% complete`,
       );
     await promises[i];
   }
@@ -598,7 +598,7 @@ function createObjects(
       dataType: ScoreDataType;
       categories: ConfigCategory[] | null;
     }[]
-  >
+  >,
 ) {
   const traces: Prisma.TraceCreateManyInput[] = [];
   const observations: Prisma.ObservationCreateManyInput[] = [];
@@ -612,7 +612,7 @@ function createObjects(
     // print progress to console with a progress bar that refreshes every 10 iterations
     // random date within last 90 days, with a linear bias towards more recent dates
     const traceTs = new Date(
-      Date.now() - Math.floor(Math.random() ** 1.5 * 90 * 24 * 60 * 60 * 1000)
+      Date.now() - Math.floor(Math.random() ** 1.5 * 90 * 24 * 60 * 60 * 1000),
     );
 
     const envTag = envTags[Math.floor(Math.random() * envTags.length)];
@@ -753,11 +753,11 @@ function createObjects(
     for (let j = 0; j < Math.floor(Math.random() * 10) + 1; j++) {
       // add between 1 and 30 ms to trace timestamp
       const spanTsStart = new Date(
-        traceTs.getTime() + Math.floor(Math.random() * 30)
+        traceTs.getTime() + Math.floor(Math.random() * 30),
       );
       // random duration of upto 5000ms
       const spanTsEnd = new Date(
-        spanTsStart.getTime() + Math.floor(Math.random() * 5000)
+        spanTsStart.getTime() + Math.floor(Math.random() * 5000),
       );
 
       const span = {
@@ -792,22 +792,22 @@ function createObjects(
         const generationTsStart = new Date(
           spanTsStart.getTime() +
             Math.floor(
-              Math.random() * (spanTsEnd.getTime() - spanTsStart.getTime())
-            )
+              Math.random() * (spanTsEnd.getTime() - spanTsStart.getTime()),
+            ),
         );
         const generationTsEnd = new Date(
           generationTsStart.getTime() +
             Math.floor(
               Math.random() *
-                (spanTsEnd.getTime() - generationTsStart.getTime())
-            )
+                (spanTsEnd.getTime() - generationTsStart.getTime()),
+            ),
         );
         // somewhere in the middle
         const generationTsCompletionStart = new Date(
           generationTsStart.getTime() +
             Math.floor(
-              (generationTsEnd.getTime() - generationTsStart.getTime()) / 3
-            )
+              (generationTsEnd.getTime() - generationTsStart.getTime()) / 3,
+            ),
         );
 
         const promptTokens = Math.floor(Math.random() * 1000) + 300;
@@ -828,7 +828,7 @@ function createObjects(
         const promptId =
           promptIds.get(projectId)![
             Math.floor(
-              Math.random() * Math.floor(promptIds.get(projectId)!.length / 2)
+              Math.random() * Math.floor(promptIds.get(projectId)!.length / 2),
             )
           ];
 
@@ -910,8 +910,8 @@ function createObjects(
           const eventTs = new Date(
             spanTsStart.getTime() +
               Math.floor(
-                Math.random() * (spanTsEnd.getTime() - spanTsStart.getTime())
-              )
+                Math.random() * (spanTsEnd.getTime() - spanTsStart.getTime()),
+              ),
           );
 
           events.push({
@@ -933,7 +933,7 @@ function createObjects(
   }
   // find unique sessions by id and projectid
   const uniqueSessions: Prisma.TraceSessionCreateManyInput[] = Array.from(
-    new Set(sessions.map((session) => JSON.stringify(session)))
+    new Set(sessions.map((session) => JSON.stringify(session))),
   ).map((session) => JSON.parse(session) as Prisma.TraceSessionCreateManyInput);
 
   return {
@@ -954,7 +954,7 @@ async function generatePromptsForProject(projects: Project[]) {
     projects.map(async (project) => {
       const promptIdsForProject = await generatePrompts(project);
       promptIds.set(project.id, promptIdsForProject);
-    })
+    }),
   );
   return promptIds;
 }
@@ -1140,7 +1140,7 @@ async function generateConfigsForProject(projects: Project[]) {
     projects.map(async (project) => {
       const configNameAndId = await generateConfigs(project);
       projectIdsToConfigs.set(project.id, configNameAndId);
-    })
+    }),
   );
   return projectIdsToConfigs;
 }

packages/shared/src/db.ts

@@ -1,7 +1,7 @@
 // This file exports the prisma db connection, the Prisma Object, and the Typescript types.
 // This is not imported in the index.ts file of this package, as we must not import this into FE code.
 
-import { PrismaClient } from "@prisma/client";
+import { Prisma, PrismaClient } from "@prisma/client";
 import { env } from "process";
 import kyselyExtension from "prisma-extension-kysely";
 import {
@@ -11,17 +11,38 @@ import {
   PostgresQueryCompiler,
 } from "kysely";
 import { DB } from ".";
+import { logger } from "./server";
 
 // Instantiated according to the Prisma documentation
 // https://www.prisma.io/docs/orm/more/help-and-troubleshooting/help-articles/nextjs-prisma-client-dev-practices
 
 const prismaClientSingleton = () => {
-  return new PrismaClient({
-    log:
-      env.NODE_ENV === "development"
-        ? ["query", "error", "warn"]
-        : ["error", "warn"],
+  const client = new PrismaClient<
+    Prisma.PrismaClientOptions,
+    "warn" | "error" | "query"
+  >({
+    log: [
+      { emit: "event", level: "query" },
+      { emit: "event", level: "error" },
+      { emit: "event", level: "warn" },
+    ],
   });
+
+  if (env.NODE_ENV === "development") {
+    client.$on("query", (event) => {
+      logger.info(`prisma:query ${event.query}, ${event.duration}ms`);
+    });
+  }
+
+  client.$on("warn", (event) => {
+    logger.warn(`prisma:warn ${event.message}`);
+  });
+
+  client.$on("error", (event) => {
+    logger.error(`prisma:error ${event.message}`);
+  });
+
+  return client;
 };
 
 const kyselySingleton = (prismaClient: PrismaClient) => {
@@ -38,7 +59,7 @@ const kyselySingleton = (prismaClient: PrismaClient) => {
             createQueryCompiler: () => new PostgresQueryCompiler(),
           },
         }),
-    })
+    }),
   );
 };
 declare global {

packages/shared/src/env.ts

@@ -21,7 +21,7 @@ const EnvSchema = z.object({
     .string()
     .length(
       64,
-      "ENCRYPTION_KEY must be 256 bits, 64 string characters in hex format, generate via: openssl rand -hex 32"
+      "ENCRYPTION_KEY must be 256 bits, 64 string characters in hex format, generate via: openssl rand -hex 32",
     )
     .optional(),
   LANGFUSE_CACHE_PROMPT_ENABLED: z.enum(["true", "false"]).default("false"),
@@ -39,6 +39,10 @@ const EnvSchema = z.object({
     .positive()
     .default(60 * 10),
   SALT: z.string().optional(), // used by components imported by web package
+  LANGFUSE_LOG_LEVEL: z
+    .enum(["trace", "debug", "info", "warn", "error", "fatal"])
+    .optional(),
+  LANGFUSE_LOG_FORMAT: z.enum(["text", "json"]).default("text"),
 });
 
 export const env = EnvSchema.parse(process.env);

packages/shared/src/features/scores/scoreTypes.ts

@@ -83,13 +83,13 @@ export const ScoreBodyWithoutConfig = z.discriminatedUnion("dataType", [
     z.object({
       value: z.number(),
       dataType: z.literal("NUMERIC"),
-    })
+    }),
   ),
   BaseScoreBody.merge(
     z.object({
       value: z.string(),
       dataType: z.literal("CATEGORICAL"),
-    })
+    }),
   ),
   BaseScoreBody.merge(
     z.object({
@@ -97,7 +97,7 @@ export const ScoreBodyWithoutConfig = z.discriminatedUnion("dataType", [
         message: "Value must be either 0 or 1",
       }),
       dataType: z.literal("BOOLEAN"),
-    })
+    }),
   ),
 ]);
 
@@ -161,7 +161,7 @@ export const ScorePropsAgainstConfig = z.union([
  */
 export const filterAndValidateDbScoreList = (
   scores: Score[],
-  onParseError?: (error: z.ZodError) => void
+  onParseError?: (error: z.ZodError) => void,
 ): APIScore[] =>
   scores.reduce((acc, ts) => {
     const result = APIScoreSchema.safeParse(ts);
@@ -198,14 +198,14 @@ export const PostScoresBody = z.discriminatedUnion("dataType", [
       value: z.number(),
       dataType: z.literal("NUMERIC"),
       configId: z.string().nullish(),
-    })
+    }),
   ),
   BaseScoreBody.merge(
     z.object({
       value: z.string(),
       dataType: z.literal("CATEGORICAL"),
       configId: z.string().nullish(),
-    })
+    }),
   ),
   BaseScoreBody.merge(
     z.object({
@@ -215,14 +215,14 @@ export const PostScoresBody = z.discriminatedUnion("dataType", [
       }),
       dataType: z.literal("BOOLEAN"),
       configId: z.string().nullish(),
-    })
+    }),
   ),
   BaseScoreBody.merge(
     z.object({
       value: z.union([z.string(), z.number()]),
       dataType: z.undefined(),
       configId: z.string().nullish(),
-    })
+    }),
   ),
 ]);
 
@@ -256,7 +256,7 @@ const LegacyGetScoreResponseDataV1 = z.intersection(
     trace: z.object({
       userId: z.string().nullish(),
     }),
-  })
+  }),
 );
 export const GetScoresResponse = z.object({
   data: z.array(LegacyGetScoreResponseDataV1),
@@ -265,7 +265,7 @@ export const GetScoresResponse = z.object({
 
 export const legacyFilterAndValidateV1GetScoreList = (
   scores: unknown[],
-  onParseError?: (error: z.ZodError) => void
+  onParseError?: (error: z.ZodError) => void,
 ): z.infer<typeof LegacyGetScoreResponseDataV1>[] =>
   scores.reduce(
     (acc: z.infer<typeof LegacyGetScoreResponseDataV1>[], ts) => {
@@ -278,7 +278,7 @@ export const legacyFilterAndValidateV1GetScoreList = (
       }
       return acc;
     },
-    [] as z.infer<typeof LegacyGetScoreResponseDataV1>[]
+    [] as z.infer<typeof LegacyGetScoreResponseDataV1>[],
   );
 
 // GET /scores/{scoreId}

packages/shared/src/index.ts

@@ -1,13 +1,10 @@
 export * from "./constants";
-export * from "./queries";
 export * from "./interfaces/filters";
 export * from "./interfaces/orderBy";
 export * from "./interfaces/cloudConfigSchema";
 export * from "./interfaces/parseDbOrg";
 export * from "./tableDefinitions";
 export * from "./types";
-export * from "./filterToPrisma";
-export * from "./orderByToPrisma";
 export * from "./tracesTable";
 export * from "./server/auth/apiKeys";
 export * from "./observationsTable";

packages/shared/src/server/filterToPrisma.ts

@@ -1,8 +1,9 @@
 import { Prisma } from "@prisma/client";
-import { ColumnDefinition, type TableNames } from "./tableDefinitions";
-import { FilterState } from "./types";
-import { filterOperators, timeFilter } from "./interfaces/filters";
+import { ColumnDefinition, type TableNames } from "../tableDefinitions";
+import { FilterState } from "../types";
+import { filterOperators, timeFilter } from "../interfaces/filters";
 import { z } from "zod";
+import { logger } from "./index";
 
 const operatorReplacements = {
   "any of": "IN",
@@ -25,7 +26,7 @@ const arrayOperatorReplacements = {
 export function tableColumnsToSqlFilterAndPrefix(
   filters: FilterState,
   tableColumns: ColumnDefinition[],
-  table: TableNames
+  table: TableNames,
 ): Prisma.Sql {
   const sql = tableColumnsToSqlFilter(filters, tableColumns, table);
   if (sql === Prisma.empty) {
@@ -41,17 +42,17 @@ export function tableColumnsToSqlFilterAndPrefix(
 export function tableColumnsToSqlFilter(
   filters: FilterState,
   tableColumns: ColumnDefinition[],
-  table: TableNames
+  table: TableNames,
 ): Prisma.Sql {
   const internalFilters = filters.map((filter) => {
     // Get column definition to map column to internal name, e.g. "t.id"
     const col = tableColumns.find(
       (c) =>
         // TODO: Only use id instead of name
-        c.name === filter.column || c.id === filter.column
+        c.name === filter.column || c.id === filter.column,
     );
     if (!col) {
-      console.error("Invalid filter column", filter.column);
+      logger.error("Invalid filter column", filter.column);
       throw new Error("Invalid filter column: " + filter.column);
     }
     const colPrisma = Prisma.raw(col.internal);
@@ -70,13 +71,13 @@ export function tableColumnsToSqlFilter(
         ? Prisma.raw(
             arrayOperatorReplacements[
               filter.operator as keyof typeof arrayOperatorReplacements
-            ]
+            ],
           )
         : filter.operator in operatorReplacements
           ? Prisma.raw(
               operatorReplacements[
                 filter.operator as keyof typeof operatorReplacements
-              ]
+              ],
             )
           : Prisma.raw(filter.operator); //checked by zod
 
@@ -96,13 +97,13 @@ export function tableColumnsToSqlFilter(
         break;
       case "stringOptions":
         valuePrisma = Prisma.sql`(${Prisma.join(
-          filter.value.map((v) => Prisma.sql`${v}`)
+          filter.value.map((v) => Prisma.sql`${v}`),
         )})`;
         break;
       case "arrayOptions":
         valuePrisma = Prisma.sql`ARRAY[${Prisma.join(
           filter.value.map((v) => Prisma.sql`${v}`),
-          ", "
+          ", ",
         )}] `;
         break;
 
@@ -122,12 +123,12 @@ export function tableColumnsToSqlFilter(
       filter.type === "string" || filter.type === "stringObject"
         ? [
             ["contains", "does not contain", "ends with"].includes(
-              filter.operator
+              filter.operator,
             )
               ? Prisma.raw("'%' || ")
               : Prisma.empty,
             ["contains", "does not contain", "starts with"].includes(
-              filter.operator
+              filter.operator,
             )
               ? Prisma.raw(" || '%'")
               : Prisma.empty,
@@ -151,7 +152,7 @@ export function tableColumnsToSqlFilter(
 
 const castValueToPostgresTypes = (
   column: ColumnDefinition,
-  table: TableNames
+  table: TableNames,
 ) => {
   return column.name === "type" &&
     (table === "observations" ||
@@ -167,7 +168,7 @@ const dateOperators = filterOperators["datetime"];
 export const datetimeFilterToPrismaSql = (
   safeColumn: string,
   operator: (typeof dateOperators)[number],
-  value: Date
+  value: Date,
 ) => {
   if (!dateOperators.includes(operator)) {
     throw new Error("Invalid operator: " + operator);
@@ -177,12 +178,12 @@ export const datetimeFilterToPrismaSql = (
   }
 
   return Prisma.sql`AND ${Prisma.raw(safeColumn)} ${Prisma.raw(
-    operator
+    operator,
   )} ${value}::timestamp with time zone at time zone 'UTC'`;
 };
 
 export const datetimeFilterToPrisma = (
-  timestampFilter: z.infer<typeof timeFilter>
+  timestampFilter: z.infer<typeof timeFilter>,
 ) => {
   const prismaTimestampFilter =
     timestampFilter.operator === ">="

packages/shared/src/server/index.ts

@@ -25,4 +25,8 @@ export * from "./auth/types";
 export * from "./ingestion/legacy/index";
 export * from "./queues";
 export * from "./ingestion/legacy/EventProcessor";
+export * from "./orderByToPrisma";
+export * from "./filterToPrisma";
 export * from "./instrumentation";
+export * from "./logger";
+export * from "./queries";

packages/shared/src/server/ingestion/legacy/EventProcessor.ts

@@ -18,12 +18,13 @@ import { mergeJson } from "../../../utils/json";
 import { jsonSchema } from "../../../utils/zod";
 import { prisma } from "../../../db";
 import { LegacyIngestionAccessScope } from ".";
+import { logger } from "../../logger";
 
 export interface EventProcessor {
   auth(apiScope: LegacyIngestionAccessScope): void;
 
   process(
-    apiScope: LegacyIngestionAccessScope
+    apiScope: LegacyIngestionAccessScope,
   ): Promise<Trace | Observation | Score> | undefined;
 }
 
@@ -39,7 +40,7 @@ export class ObservationProcessor implements EventProcessor {
     calculateTokenDelegate: (p: {
       model: Model;
       text: unknown;
-    }) => number | undefined
+    }) => number | undefined,
   ) {
     this.event = event;
     this.calculateTokenDelegate = calculateTokenDelegate;
@@ -47,7 +48,7 @@ export class ObservationProcessor implements EventProcessor {
 
   async convertToObservation(
     apiScope: LegacyIngestionAccessScope,
-    existingObservation: Observation | null
+    existingObservation: Observation | null,
   ): Promise<{
     id: string;
     create: Prisma.ObservationUncheckedCreateInput;
@@ -77,7 +78,7 @@ export class ObservationProcessor implements EventProcessor {
       !existingObservation
     ) {
       throw new LangfuseNotFoundError(
-        `Observation with id ${this.event.id} not found`
+        `Observation with id ${this.event.id} not found`,
       );
     }
 
@@ -123,7 +124,7 @@ export class ObservationProcessor implements EventProcessor {
             this.event.body,
             this.calculateTokenDelegate,
             internalModel ?? undefined,
-            existingObservation ?? undefined
+            existingObservation ?? undefined,
           )
         : [undefined, undefined];
 
@@ -159,7 +160,7 @@ export class ObservationProcessor implements EventProcessor {
     const calculatedCosts = ObservationProcessor.calculateTokenCosts(
       internalModel,
       userProvidedTokenCosts,
-      tokenCounts
+      tokenCounts,
     );
 
     // merge metadata from existingObservation.metadata and metadata
@@ -167,7 +168,7 @@ export class ObservationProcessor implements EventProcessor {
       existingObservation?.metadata
         ? jsonSchema.parse(existingObservation.metadata)
         : undefined,
-      this.event.body.metadata ?? undefined
+      this.event.body.metadata ?? undefined,
     );
 
     const prompt =
@@ -187,8 +188,9 @@ export class ObservationProcessor implements EventProcessor {
         : undefined;
 
     // Only null if promptName and promptVersion are set but prompt is not found
-    if (prompt === null)
-      console.warn("Prompt not found for observation", this.event.body);
+    if (prompt === null) {
+      logger.warn("Prompt not found for observation", this.event.body);
+    }
 
     const observationId = this.event.body.id ?? v4();
 
@@ -318,7 +320,7 @@ export class ObservationProcessor implements EventProcessor {
       text: unknown;
     }) => number | undefined,
     model?: Model,
-    existingObservation?: Observation
+    existingObservation?: Observation,
   ) {
     const newPromptTokens =
       body.usage?.input ??
@@ -350,7 +352,7 @@ export class ObservationProcessor implements EventProcessor {
       outputCost?: Decimal | null;
       totalCost?: Decimal | null;
     },
-    tokenCounts: { input?: number; output?: number; total?: number }
+    tokenCounts: { input?: number; output?: number; total?: number },
   ): {
     inputCost?: Decimal | null;
     outputCost?: Decimal | null;
@@ -367,7 +369,7 @@ export class ObservationProcessor implements EventProcessor {
         totalCost:
           userProvidedCosts.totalCost ??
           (userProvidedCosts.inputCost ?? new Decimal(0)).add(
-            userProvidedCosts.outputCost ?? new Decimal(0)
+            userProvidedCosts.outputCost ?? new Decimal(0),
           ),
       };
     }
@@ -417,7 +419,7 @@ export class ObservationProcessor implements EventProcessor {
       existingObservation.projectId !== apiScope.projectId
     ) {
       throw new ForbiddenError(
-        `Access denied for observation creation ${existingObservation.projectId} `
+        `Access denied for observation creation ${existingObservation.projectId} `,
       );
     }
 
@@ -447,7 +449,7 @@ export class TraceProcessor implements EventProcessor {
   }
 
   async process(
-    apiScope: LegacyIngestionAccessScope
+    apiScope: LegacyIngestionAccessScope,
   ): Promise<Trace | Observation | Score> {
     const { body } = this.event;
 
@@ -455,11 +457,8 @@ export class TraceProcessor implements EventProcessor {
 
     const internalId = body.id ?? v4();
 
-    console.log(
-      "Trying to create trace, project ",
-      apiScope.projectId,
-      ", id:",
-      internalId
+    logger.info(
+      `Trying to create trace, project ${apiScope.projectId}, id: ${internalId}`,
     );
 
     const existingTrace = await prisma.trace.findFirst({
@@ -470,7 +469,7 @@ export class TraceProcessor implements EventProcessor {
 
     if (existingTrace && existingTrace.projectId !== apiScope.projectId) {
       throw new ForbiddenError(
-        `Access denied for trace creation ${existingTrace.projectId}`
+        `Access denied for trace creation ${existingTrace.projectId}`,
       );
     }
 
@@ -478,7 +477,7 @@ export class TraceProcessor implements EventProcessor {
       existingTrace?.metadata
         ? jsonSchema.parse(existingTrace.metadata)
         : undefined,
-      body.metadata ?? undefined
+      body.metadata ?? undefined,
     );
 
     const mergedTags =
@@ -556,12 +555,12 @@ export class ScoreProcessor implements EventProcessor {
   auth(apiScope: LegacyIngestionAccessScope) {
     if (apiScope.accessLevel !== "scores" && apiScope.accessLevel !== "all")
       throw new ForbiddenError(
-        `Access denied for score creation, ${apiScope.accessLevel}`
+        `Access denied for score creation, ${apiScope.accessLevel}`,
       );
   }
 
   async process(
-    apiScope: LegacyIngestionAccessScope
+    apiScope: LegacyIngestionAccessScope,
   ): Promise<Trace | Observation | Score> {
     const { body } = this.event;
 
@@ -579,7 +578,7 @@ export class ScoreProcessor implements EventProcessor {
     });
     if (existingScore && existingScore.projectId !== apiScope.projectId) {
       throw new ForbiddenError(
-        `Access denied for score creation ${existingScore.projectId}`
+        `Access denied for score creation ${existingScore.projectId}`,
       );
     }
 
@@ -619,7 +618,7 @@ export class SdkLogProcessor implements EventProcessor {
 
   process() {
     try {
-      console.log("SDK Log", this.event);
+      logger.info("SDK Log", this.event);
       return undefined;
     } catch (error) {
       return undefined;

packages/shared/src/server/ingestion/legacy/enqueueIngestionEvents.ts

@@ -8,10 +8,11 @@ import { IngestionUtils } from "../IngestionUtils";
 import { IngestionEventType } from "../types";
 import { redis } from "../../redis/redis";
 import { env } from "../../../env";
+import { logger } from "../../logger";
 
 export async function enqueueIngestionEvents(
   projectId: string,
-  events: IngestionEventType[]
+  events: IngestionEventType[],
 ) {
   const ingestionFlushQueue = getIngestionFlushQueue();
 
@@ -31,8 +32,8 @@ export async function enqueueIngestionEvents(
         event,
         redis,
         ingestionFlushQueue,
-        batchTimestamp
-      )
+        batchTimestamp,
+      ),
     );
   }
 
@@ -44,11 +45,11 @@ async function enqueueSingleIngestionEvent(
   event: IngestionEventType,
   redis: Redis,
   ingestionFlushQueue: IngestionFlushQueue,
-  batchTimestamp: string
+  batchTimestamp: string,
 ): Promise<void> {
   if (!("id" in event.body && event.body.id)) {
-    console.warn(
-      `Received ingestion event without id: ${JSON.stringify(event)}`
+    logger.warn(
+      `Received ingestion event without id: ${JSON.stringify(event)}`,
     );
 
     return;

packages/shared/src/server/ingestion/legacy/index.ts

@@ -19,6 +19,7 @@ import { redis } from "../../redis/redis";
 import { backOff } from "exponential-backoff";
 import { Model } from "../../..";
 import { enqueueIngestionEvents } from "./enqueueIngestionEvents";
+import { logger } from "../../logger";
 
 export type BatchResult = {
   result: unknown;
@@ -49,9 +50,9 @@ type LegacyIngestionAuthHeaderVerificationResult =
 export const handleBatch = async (
   events: z.infer<typeof ingestionApiSchema>["batch"],
   authCheck: LegacyIngestionAuthHeaderVerificationResult,
-  calculateTokenDelegate: (p: TokenCountInput) => number | undefined
+  calculateTokenDelegate: (p: TokenCountInput) => number | undefined,
 ) => {
-  console.log(`handling ingestion ${events.length} events`);
+  logger.info(`handling ingestion ${events.length} events`);
 
   if (!authCheck.validKey) throw new UnauthorizedError(authCheck.error);
 
@@ -69,7 +70,7 @@ export const handleBatch = async (
         return await handleSingleEvent(
           singleEvent,
           authCheck.scope,
-          calculateTokenDelegate
+          calculateTokenDelegate,
         );
       });
       results.push({
@@ -79,7 +80,7 @@ export const handleBatch = async (
       }); // Push each result into the array
     } catch (error) {
       // Handle or log the error if `handleSingleEvent` fails
-      console.error("Error handling event:", error);
+      logger.error("Error handling event:", error);
       // Decide how to handle the error: rethrow, continue, or push an error object to results
       // For example, push an error object:
       errors.push({
@@ -93,9 +94,9 @@ export const handleBatch = async (
   if (env.CLICKHOUSE_URL) {
     try {
       await enqueueIngestionEvents(authCheck.scope.projectId, events);
-      console.log(`Added ${events.length} ingestion events to queue`);
+      logger.info(`Added ${events.length} ingestion events to queue`);
     } catch (err) {
-      console.error("Error adding ingestion events to queue", err);
+      logger.error("Error adding ingestion events to queue", err);
     }
   }
 
@@ -107,10 +108,10 @@ async function retry<T>(request: () => Promise<T>): Promise<T> {
     numOfAttempts: env.LANGFUSE_ASYNC_INGESTION_PROCESSING === "true" ? 5 : 3,
     retry: (e: Error, attemptNumber: number) => {
       if (e instanceof UnauthorizedError || e instanceof ForbiddenError) {
-        console.log("not retrying auth error");
+        logger.info("not retrying auth error");
         return false;
       }
-      console.log(`retrying processing events ${attemptNumber}`);
+      logger.info(`retrying processing events ${attemptNumber}`);
       return true;
     },
   });
@@ -122,7 +123,7 @@ const handleSingleEvent = async (
   calculateTokenDelegate: (p: {
     model: Model;
     text: unknown;
-  }) => number | undefined
+  }) => number | undefined,
 ) => {
   const { body } = event;
   let restEvent = body;
@@ -137,8 +138,8 @@ const handleSingleEvent = async (
     restEvent = rest;
   }
 
-  console.log(
-    `handling single event ${event.id} of type ${event.type}:  ${JSON.stringify({ body: restEvent })}`
+  logger.info(
+    `handling single event ${event.id} of type ${event.type}:  ${JSON.stringify({ body: restEvent })}`,
   );
 
   const cleanedEvent = ingestionEvent.parse(cleanEvent(event));
@@ -159,7 +160,7 @@ const handleSingleEvent = async (
     case eventTypes.GENERATION_UPDATE:
       processor = new ObservationProcessor(
         cleanedEvent,
-        calculateTokenDelegate
+        calculateTokenDelegate,
       );
       break;
     case eventTypes.SCORE_CREATE: {
@@ -201,7 +202,7 @@ export function cleanEvent(obj: unknown): unknown {
 }
 
 export const isNotNullOrUndefined = <T>(
-  val?: T | null
+  val?: T | null,
 ): val is Exclude<T, null | undefined> => !isUndefinedOrNull(val);
 
 export const isUndefinedOrNull = <T>(val?: T | null): val is undefined | null =>
@@ -209,7 +210,7 @@ export const isUndefinedOrNull = <T>(val?: T | null): val is undefined | null =>
 
 export const sendToWorkerIfEnvironmentConfigured = async (
   batchResults: BatchResult[],
-  projectId: string
+  projectId: string,
 ): Promise<void> => {
   const traceEvents: TraceUpsertEventType[] = batchResults
     .filter((result) => result.type === eventTypes.TRACE_CREATE) // we only have create, no update.
@@ -219,17 +220,17 @@ export const sendToWorkerIfEnvironmentConfigured = async (
       "id" in result.result
         ? // ingestion API only gets traces for one projectId
           { traceId: result.result.id as string, projectId }
-        : null
+        : null,
     )
     .filter(isNotNullOrUndefined);
 
   try {
     if (env.NEXT_PUBLIC_LANGFUSE_CLOUD_REGION && redis) {
-      console.log(`Sending ${traceEvents.length} events to worker via Redis`);
+      logger.info(`Sending ${traceEvents.length} events to worker via Redis`);
 
       const queue = getTraceUpsertQueue();
       if (!queue) {
-        console.error("TraceUpsertQueue not initialized");
+        logger.error("TraceUpsertQueue not initialized");
         return;
       }
 
@@ -239,7 +240,7 @@ export const sendToWorkerIfEnvironmentConfigured = async (
       env.LANGFUSE_WORKER_PASSWORD &&
       env.NEXT_PUBLIC_LANGFUSE_CLOUD_REGION
     ) {
-      console.log(`Sending ${traceEvents.length} events to worker via HTTP`);
+      logger.info(`Sending ${traceEvents.length} events to worker via HTTP`);
       const body: EventBodyType = {
         name: EventName.TraceUpsert,
         payload: traceEvents,
@@ -253,7 +254,7 @@ export const sendToWorkerIfEnvironmentConfigured = async (
             Authorization:
               "Basic " +
               Buffer.from(
-                "admin" + ":" + env.LANGFUSE_WORKER_PASSWORD
+                "admin" + ":" + env.LANGFUSE_WORKER_PASSWORD,
               ).toString("base64"),
           },
           body: JSON.stringify(body),
@@ -262,6 +263,6 @@ export const sendToWorkerIfEnvironmentConfigured = async (
       }
     }
   } catch (error) {
-    console.error("Error sending events to worker", error);
+    logger.error("Error sending events to worker", error);
   }
 };

packages/shared/src/server/ingestion/validateAndInflateScore.ts

@@ -15,7 +15,7 @@ type ValidateAndInflateScoreParams = {
 };
 
 export async function validateAndInflateScore(
-  params: ValidateAndInflateScoreParams
+  params: ValidateAndInflateScoreParams,
 ): Promise<Score> {
   const { body, projectId } = params;
 
@@ -29,7 +29,7 @@ export async function validateAndInflateScore(
 
     if (!config || !validateDbScoreConfigSafe(config).success)
       throw new LangfuseNotFoundError(
-        "The configId you provided does not match a valid config in this project"
+        "The configId you provided does not match a valid config in this project",
       );
 
     validateConfigAgainstBody(body, config as ValidatedScoreConfig);
@@ -47,7 +47,7 @@ export async function validateAndInflateScore(
 
   if (!validation.success) {
     throw new InvalidRequestError(
-      `Ingested score value type not valid against provided data type. Provide numeric values for numeric and boolean scores, and string values for categorical scores.`
+      `Ingested score value type not valid against provided data type. Provide numeric values for numeric and boolean scores, and string values for categorical scores.`,
     );
   }
 
@@ -62,7 +62,7 @@ function inferDataType(value: string | number): ScoreDataType {
 
 function mapStringValueToNumericValue(
   config: ValidatedScoreConfig,
-  label: string
+  label: string,
 ): number | null {
   return (
     config.categories?.find((category) => category.label === label)?.value ??
@@ -71,7 +71,7 @@ function mapStringValueToNumericValue(
 }
 
 function inflateScoreBody(
-  params: ValidateAndInflateScoreParams & { config?: ValidatedScoreConfig }
+  params: ValidateAndInflateScoreParams & { config?: ValidatedScoreConfig },
 ): Score {
   const { body, projectId, scoreId, config } = params;
 
@@ -105,25 +105,25 @@ function inflateScoreBody(
 
 function validateConfigAgainstBody(
   body: any,
-  config: ValidatedScoreConfig
+  config: ValidatedScoreConfig,
 ): void {
   const { maxValue, minValue, categories, dataType: configDataType } = config;
 
   if (body.dataType && body.dataType !== configDataType) {
     throw new InvalidRequestError(
-      `Data type mismatch based on config: expected ${configDataType}, got ${body.dataType}`
+      `Data type mismatch based on config: expected ${configDataType}, got ${body.dataType}`,
     );
   }
 
   if (config.isArchived) {
     throw new InvalidRequestError(
-      "Config is archived and cannot be used to create new scores. Please restore the config first."
+      "Config is archived and cannot be used to create new scores. Please restore the config first.",
     );
   }
 
   if (config.name !== body.name) {
     throw new InvalidRequestError(
-      `Name mismatch based on config: expected ${config.name}, got ${body.name}`
+      `Name mismatch based on config: expected ${config.name}, got ${body.name}`,
     );
   }
 
@@ -136,7 +136,7 @@ function validateConfigAgainstBody(
 
   if (!dataTypeValidation.success) {
     throw new InvalidRequestError(
-      `Ingested score body not valid against provided config data type.`
+      `Ingested score body not valid against provided config data type.`,
     );
   }
 
@@ -154,7 +154,7 @@ function validateConfigAgainstBody(
       .join(", ");
 
     throw new InvalidRequestError(
-      `Ingested score body not valid against provided config: ${errorDetails}`
+      `Ingested score body not valid against provided config: ${errorDetails}`,
     );
   }
 }

packages/shared/src/server/logger.ts

@@ -0,0 +1,33 @@
+import { env } from "../env";
+import winston from "winston";
+
+const getWinstonLogger = (
+  nodeEnv: "development" | "production" | "test",
+  minLevel = "info",
+) => {
+  const textLoggerFormat = winston.format.combine(
+    winston.format.errors({ stack: true }),
+    winston.format.timestamp(),
+    winston.format.align(),
+    winston.format.printf((info) => {
+      const logMessage = `${info.timestamp} ${info.level} ${info.message}`;
+      return info.stack ? `${logMessage}\n${info.stack}` : logMessage;
+    }),
+  );
+
+  const jsonLoggerFormat = winston.format.combine(
+    winston.format.errors({ stack: true }),
+    winston.format.timestamp(),
+    winston.format.json(),
+  );
+
+  const format =
+    env.LANGFUSE_LOG_FORMAT === "text" ? textLoggerFormat : jsonLoggerFormat;
+  return winston.createLogger({
+    level: minLevel,
+    format: format,
+    transports: [new winston.transports.Console()],
+  });
+};
+
+export const logger = getWinstonLogger(env.NODE_ENV, env.LANGFUSE_LOG_LEVEL);

packages/shared/src/server/orderByToPrisma.ts

@@ -2,8 +2,9 @@ import { z } from "zod";
 
 import { Prisma } from "@prisma/client";
 
-import type { ColumnDefinition } from "./tableDefinitions/types";
-import type { OrderByState } from "./interfaces/orderBy";
+import type { ColumnDefinition } from "../tableDefinitions/types";
+import type { OrderByState } from "../interfaces/orderBy";
+import { logger } from "./logger";
 
 /**
  * Convert orderBy to SQL ORDER BY clause
@@ -13,7 +14,7 @@ import type { OrderByState } from "./interfaces/orderBy";
  */
 export function orderByToPrismaSql(
   orderBy: OrderByState,
-  tableColumns: ColumnDefinition[]
+  tableColumns: ColumnDefinition[],
 ): Prisma.Sql {
   if (!orderBy) {
     return Prisma.sql`ORDER BY t.timestamp DESC`;
@@ -22,11 +23,11 @@ export function orderByToPrismaSql(
   const col = tableColumns.find(
     // TODO: Only use id instead of name.
     // It's less error-prone & decouples data fetching from the human-readable UI labels
-    (c) => c.name === orderBy.column || c.id === orderBy.column
+    (c) => c.name === orderBy.column || c.id === orderBy.column,
   );
 
   if (!col) {
-    console.log("Invalid filter column", orderBy.column);
+    logger.warn("Invalid filter column", orderBy.column);
     throw new Error("Invalid filter column: " + orderBy.column);
   }
 
@@ -34,12 +35,12 @@ export function orderByToPrismaSql(
   const orderByOrder = z.enum(["ASC", "DESC"]);
   const order = orderByOrder.safeParse(orderBy.order);
   if (!order.success) {
-    console.log("Invalid order", orderBy.order);
+    logger.warn("Invalid order", orderBy.order);
     throw new Error("Invalid order: " + orderBy.order);
   }
 
   // Both column and order are safe, can use raw SQL
   return Prisma.raw(
-    `ORDER BY ${col.internal} ${order.data} ${col.nullable ? (orderBy.order === "DESC" ? "NULLS LAST" : "NULLS FIRST") : ""}`
+    `ORDER BY ${col.internal} ${order.data} ${col.nullable ? (orderBy.order === "DESC" ? "NULLS LAST" : "NULLS FIRST") : ""}`,
   );
 }

packages/shared/src/server/queries/createSessionsAllQuery.ts

@@ -2,10 +2,10 @@ import { z } from "zod";
 
 import { Prisma } from "@prisma/client";
 import { tableColumnsToSqlFilterAndPrefix } from "../filterToPrisma";
-import { singleFilter } from "../interfaces/filters";
-import { orderBy } from "../interfaces/orderBy";
+import { singleFilter } from "../../interfaces/filters";
+import { orderBy } from "../../interfaces/orderBy";
 import { orderByToPrismaSql } from "../orderByToPrisma";
-import { sessionsViewCols } from "../tableDefinitions/index";
+import { sessionsViewCols } from "../../tableDefinitions";
 
 const GetSessionTableSQLParamsSchema = z.object({
   projectId: z.string(),
@@ -22,7 +22,7 @@ export const createSessionsAllQuery = (
   options?: {
     ignoreOrderBy?: boolean; // used by session.metrics and session.all.totalCount
     sessionIdList?: string[]; // used by session.metrics
-  }
+  },
 ): Prisma.Sql => {
   const { projectId, filter, orderBy, page, limit } =
     GetSessionTableSQLParamsSchema.parse(params);
@@ -30,7 +30,7 @@ export const createSessionsAllQuery = (
   const filterCondition = tableColumnsToSqlFilterAndPrefix(
     filter ?? [],
     sessionsViewCols,
-    "sessions"
+    "sessions",
   );
   const orderByCondition = orderByToPrismaSql(orderBy, sessionsViewCols);
 

packages/shared/src/server/redis/redis.ts

@@ -1,5 +1,6 @@
 import Redis, { RedisOptions } from "ioredis";
 import { env } from "../../env";
+import { logger } from "../logger";
 
 export const createNewRedisInstance = (
   additionalOptions: Partial<RedisOptions> = {},
@@ -26,7 +27,7 @@ const createRedisClient = () => {
   try {
     return createNewRedisInstance();
   } catch (e) {
-    console.error(e, "Failed to connect to redis");
+    logger.error("Failed to connect to redis", e);
     return null;
   }
 };

packages/shared/src/server/services/PromptService.ts

@@ -1,6 +1,7 @@
 import { Prompt, PrismaClient } from "@prisma/client";
 import { Redis } from "ioredis";
 import { env } from "../../env";
+import { logger } from "../logger";
 
 export class PromptService {
   private cacheEnabled: boolean;
@@ -11,7 +12,7 @@ export class PromptService {
     private redis: Redis | null,
     private metricIncrementer?: // used for otel metrics
     (name: string, value?: number) => void,
-    cacheEnabled?: boolean // used for testing
+    cacheEnabled?: boolean, // used for testing
   ) {
     this.cacheEnabled =
       Boolean(redis) &&
@@ -25,7 +26,7 @@ export class PromptService {
       const cachedPrompt = await this.getCachedPrompt(params);
 
       this.incrementMetric(
-        cachedPrompt ? Metrics.PromptCacheHit : Metrics.PromptCacheMiss
+        cachedPrompt ? Metrics.PromptCacheHit : Metrics.PromptCacheMiss,
       );
 
       if (cachedPrompt) {
@@ -117,7 +118,7 @@ export class PromptService {
   }
 
   public async lockCache(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): Promise<void> {
     if (!this.cacheEnabled) return;
 
@@ -133,7 +134,7 @@ export class PromptService {
   }
 
   public async unlockCache(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): Promise<void> {
     if (!this.cacheEnabled) return;
 
@@ -149,7 +150,7 @@ export class PromptService {
   }
 
   private async isCacheLocked(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): Promise<boolean> {
     const lockKey = this.getLockKey(params);
 
@@ -163,14 +164,14 @@ export class PromptService {
   }
 
   private getLockKey(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): string {
     // Important to *pre*fix LOCK as otherwise it would be deleted by deleteKeysByPrefix
     return `LOCK:${this.getCacheKeyPrefix(params)}`;
   }
 
   public async invalidateCache(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): Promise<void> {
     if (!this.cacheEnabled) return;
 
@@ -187,7 +188,7 @@ export class PromptService {
       await this.redis?.del([...(keys ?? []), keyIndexKey]);
 
       this.logInfo(
-        `Cache invalidated for prefix ${cacheKeyPrefix} in ${Date.now() - startTime}ms`
+        `Cache invalidated for prefix ${cacheKeyPrefix} in ${Date.now() - startTime}ms`,
       );
     } catch (e) {
       this.logError("Error deleting keys for prefix", cacheKeyPrefix, e);
@@ -203,23 +204,23 @@ export class PromptService {
   }
 
   private getCacheKeyPrefix(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): string {
     return `prompt:${params.projectId}:${params.promptName}`;
   }
 
   private getKeyIndexKey(
-    params: Pick<PromptParams, "projectId" | "promptName">
+    params: Pick<PromptParams, "projectId" | "promptName">,
   ): string {
     return `prompt_key_index:${params.projectId}:${params.promptName}`;
   }
 
   private logError(message: string, ...args: any[]) {
-    console.error(`[PromptService] ${message}`, ...args);
+    logger.error(`[PromptService] ${message}`, ...args);
   }
 
   private logInfo(message: string, ...args: any[]) {
-    console.log(`[PromptService] ${message}`, ...args);
+    logger.info(`[PromptService] ${message}`, ...args);
   }
 
   private incrementMetric(name: Metrics, value: number = 1) {

packages/shared/src/server/services/S3StorageService.ts

@@ -2,6 +2,7 @@ import type { Readable } from "stream";
 import { GetObjectCommand, S3Client } from "@aws-sdk/client-s3";
 import { Upload } from "@aws-sdk/lib-storage";
 import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
+import { logger } from "../logger";
 
 type UploadFile = {
   fileName: string;
@@ -56,15 +57,14 @@ export class S3StorageService {
 
       return { signedUrl };
     } catch (err) {
-      console.error(err);
-
+      logger.error(err);
       throw new Error("Failed to upload to S3 or generate signed URL");
     }
   }
 
   private async getSignedUrl(
     fileName: string,
-    ttlSeconds: number
+    ttlSeconds: number,
   ): Promise<string> {
     try {
       return await getSignedUrl(
@@ -74,7 +74,7 @@ export class S3StorageService {
           Key: fileName,
           ResponseContentDisposition: `attachment; filename="${fileName}"`,
         }),
-        { expiresIn: ttlSeconds }
+        { expiresIn: ttlSeconds },
       );
     } catch (err) {
       throw Error("Failed to generate signed URL");

packages/shared/src/server/services/email/batchExportSuccess/sendBatchExportSuccessEmail.ts

@@ -3,6 +3,7 @@ import { parseConnectionUrl } from "nodemailer/lib/shared/index.js";
 import { render } from "@react-email/render";
 
 import { BatchExportSuccessEmailTemplate } from "./BatchExportSuccessEmailTemplate";
+import { logger } from "../../../logger";
 
 type SendBatchExportSuccessParams = {
   env: Partial<
@@ -24,8 +25,7 @@ export const sendBatchExportSuccessEmail = async ({
   expiresInHours,
 }: SendBatchExportSuccessParams) => {
   if (!env.EMAIL_FROM_ADDRESS || !env.SMTP_CONNECTION_URL) {
-    console.error("Missing environment variables for sending email.");
-
+    logger.error("Missing environment variables for sending email.");
     return;
   }
 
@@ -38,7 +38,7 @@ export const sendBatchExportSuccessEmail = async ({
         userName,
         batchExportName,
         expiresInHours,
-      })
+      }),
     );
 
     await mailer.sendMail({
@@ -51,6 +51,6 @@ export const sendBatchExportSuccessEmail = async ({
       html: htmlTemplate,
     });
   } catch (error) {
-    console.error(error);
+    logger.error(error);
   }
 };

packages/shared/src/server/services/email/organizationInvitation/sendMembershipInvitationEmail.ts

@@ -3,6 +3,7 @@ import { parseConnectionUrl } from "nodemailer/lib/shared/index.js";
 import { render } from "@react-email/render";
 
 import MembershipInvitationTemplate from "./MembershipInvitationEmailTemplate";
+import { logger } from "../../../logger";
 
 const langfuseUrls = {
   US: "https://us.cloud.langfuse.com",
@@ -34,8 +35,8 @@ export const sendMembershipInvitationEmail = async ({
   orgName,
 }: SendMembershipInvitationParams) => {
   if (!env.EMAIL_FROM_ADDRESS || !env.SMTP_CONNECTION_URL) {
-    console.error(
-      "Missing environment variables for sending membership invitation email."
+    logger.error(
+      "Missing environment variables for sending membership invitation email.",
     );
     return;
   }
@@ -49,8 +50,8 @@ export const sendMembershipInvitationEmail = async ({
 
   const authUrl = getAuthURL();
   if (!authUrl) {
-    console.error(
-      "Missing NEXTAUTH_URL or NEXT_PUBLIC_LANGFUSE_CLOUD_REGION environment variable."
+    logger.error(
+      "Missing NEXTAUTH_URL or NEXT_PUBLIC_LANGFUSE_CLOUD_REGION environment variable.",
     );
     return;
   }
@@ -67,7 +68,7 @@ export const sendMembershipInvitationEmail = async ({
         inviteLink: authUrl,
         emailFromAddress: env.EMAIL_FROM_ADDRESS,
         langfuseCloudRegion: env.NEXT_PUBLIC_LANGFUSE_CLOUD_REGION,
-      })
+      }),
     );
 
     await mailer.sendMail({
@@ -77,6 +78,6 @@ export const sendMembershipInvitationEmail = async ({
       html: htmlTemplate,
     });
   } catch (error) {
-    console.error(error);
+    logger.error(error);
   }
 };

web/package.json

@@ -1,6 +1,6 @@
 {
   "name": "web",
-  "version": "2.77.0",
+  "version": "2.78.0",
   "private": true,
   "license": "MIT",
   "engines": {
@@ -46,6 +46,7 @@
     "@opentelemetry/instrumentation": "^0.52.1",
     "@opentelemetry/instrumentation-http": "^0.52.1",
     "@opentelemetry/instrumentation-ioredis": "^0.42.0",
+    "@opentelemetry/instrumentation-winston": "^0.40.0",
     "@opentelemetry/instrumentation-undici": "^0.4.0",
     "@opentelemetry/resources": "^1.25.1",
     "@opentelemetry/sdk-metrics": "1.23.0",
@@ -156,8 +157,8 @@
     "@types/jest": "^29.5.12",
     "@types/lodash": "^4.17.7",
     "@types/node": "20.10.5",
-    "@types/react": "^18.2.79",
-    "@types/react-dom": "^18.2.25",
+    "@types/react": "~18.2.79",
+    "@types/react-dom": "~18.2.25",
     "@types/react-syntax-highlighter": "^15.5.13",
     "@types/uuid": "^9.0.8",
     "@typescript-eslint/eslint-plugin": "^6.21.0",

web/src/__tests__/orderByToPrisma.servertest.ts

@@ -1,4 +1,4 @@
-import { orderByToPrismaSql } from "@langfuse/shared";
+import { orderByToPrismaSql } from "@langfuse/shared/src/server";
 import { tracesTableCols } from "@langfuse/shared";
 
 // The test for the orderByToPrisma function

web/src/constants/VERSION.ts

@@ -1 +1 @@
-export const VERSION = "v2.77.0";
+export const VERSION = "v2.78.0";

web/src/datadog.server.config.ts

@@ -8,9 +8,11 @@ import dd from "dd-trace";
 import opentelemetry from "@opentelemetry/api";
 // import { BullMQInstrumentation } from "@appsignal/opentelemetry-instrumentation-bullmq";
 import { UndiciInstrumentation } from "@opentelemetry/instrumentation-undici";
+import { logger } from "@langfuse/shared/src/server";
+import { WinstonInstrumentation } from "@opentelemetry/instrumentation-winston";
 
 if (!process.env.VERCEL && process.env.NEXT_PUBLIC_LANGFUSE_CLOUD_REGION) {
-  console.log("Initializing otel tracing");
+  logger.info("Initializing otel tracing");
   const contextManager = new AsyncHooksContextManager().enable();
 
   opentelemetry.context.setGlobalContextManager(contextManager);
@@ -51,6 +53,7 @@ if (!process.env.VERCEL && process.env.NEXT_PUBLIC_LANGFUSE_CLOUD_REGION) {
       new IORedisInstrumentation(),
       new HttpInstrumentation(),
       new PrismaInstrumentation(),
+      new WinstonInstrumentation({ disableLogSending: true }),
       getNodeAutoInstrumentations(),
       new UndiciInstrumentation(),
       // new BullMQInstrumentation(),

web/src/env.mjs

@@ -171,15 +171,15 @@ export const env = createEnv({
     SENTRY_AUTH_TOKEN: z.string().optional(),
     SENTRY_CSP_REPORT_URI: z.string().optional(),
     LANGFUSE_RATE_LIMITS_ENABLED: z.enum(["true", "false"]).default("true"),
-    LANGFUSE_PROVISION_ORG_ID: z.string().optional(),
-    LANGFUSE_PROVISION_ORG_NAME: z.string().optional(),
-    LANGFUSE_PROVISION_PROJECT_ID: z.string().optional(),
-    LANGFUSE_PROVISION_PROJECT_NAME: z.string().optional(),
-    LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY: z.string().optional(),
-    LANGFUSE_PROVISION_PROJECT_SECRET_KEY: z.string().optional(),
-    LANGFUSE_PROVISION_USER_EMAIL: z.string().email().optional(),
-    LANGFUSE_PROVISION_USER_NAME: z.string().optional(),
-    LANGFUSE_PROVISION_USER_PASSWORD: z.string().optional(),
+    LANGFUSE_INIT_ORG_ID: z.string().optional(),
+    LANGFUSE_INIT_ORG_NAME: z.string().optional(),
+    LANGFUSE_INIT_PROJECT_ID: z.string().optional(),
+    LANGFUSE_INIT_PROJECT_NAME: z.string().optional(),
+    LANGFUSE_INIT_PROJECT_PUBLIC_KEY: z.string().optional(),
+    LANGFUSE_INIT_PROJECT_SECRET_KEY: z.string().optional(),
+    LANGFUSE_INIT_USER_EMAIL: z.string().email().optional(),
+    LANGFUSE_INIT_USER_NAME: z.string().optional(),
+    LANGFUSE_INIT_USER_PASSWORD: z.string().optional(),
   },
 
   /**
@@ -333,15 +333,15 @@ export const env = createEnv({
     SENTRY_CSP_REPORT_URI: process.env.SENTRY_CSP_REPORT_URI,
     LANGFUSE_RATE_LIMITS_ENABLED: process.env.LANGFUSE_RATE_LIMITS_ENABLED,
     // provisioning
-    LANGFUSE_PROVISION_ORG_ID: process.env.LANGFUSE_PROVISION_ORG_ID,
-    LANGFUSE_PROVISION_ORG_NAME: process.env.LANGFUSE_PROVISION_ORG_NAME,
-    LANGFUSE_PROVISION_PROJECT_ID: process.env.LANGFUSE_PROVISION_PROJECT_ID,
-    LANGFUSE_PROVISION_PROJECT_NAME: process.env.LANGFUSE_PROVISION_PROJECT_NAME,
-    LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY: process.env.LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY,
-    LANGFUSE_PROVISION_PROJECT_SECRET_KEY: process.env.LANGFUSE_PROVISION_PROJECT_SECRET_KEY,
-    LANGFUSE_PROVISION_USER_EMAIL: process.env.LANGFUSE_PROVISION_USER_EMAIL,
-    LANGFUSE_PROVISION_USER_NAME: process.env.LANGFUSE_PROVISION_USER_NAME,
-    LANGFUSE_PROVISION_USER_PASSWORD: process.env.LANGFUSE_PROVISION_USER_PASSWORD,
+    LANGFUSE_INIT_ORG_ID: process.env.LANGFUSE_INIT_ORG_ID,
+    LANGFUSE_INIT_ORG_NAME: process.env.LANGFUSE_INIT_ORG_NAME,
+    LANGFUSE_INIT_PROJECT_ID: process.env.LANGFUSE_INIT_PROJECT_ID,
+    LANGFUSE_INIT_PROJECT_NAME: process.env.LANGFUSE_INIT_PROJECT_NAME,
+    LANGFUSE_INIT_PROJECT_PUBLIC_KEY: process.env.LANGFUSE_INIT_PROJECT_PUBLIC_KEY,
+    LANGFUSE_INIT_PROJECT_SECRET_KEY: process.env.LANGFUSE_INIT_PROJECT_SECRET_KEY,
+    LANGFUSE_INIT_USER_EMAIL: process.env.LANGFUSE_INIT_USER_EMAIL,
+    LANGFUSE_INIT_USER_NAME: process.env.LANGFUSE_INIT_USER_NAME,
+    LANGFUSE_INIT_USER_PASSWORD: process.env.LANGFUSE_INIT_USER_PASSWORD,
   },
   // Skip validation in Docker builds
   // DOCKER_BUILD is set in Dockerfile

web/src/features/auth-credentials/server/signupApiHandler.ts

@@ -3,6 +3,7 @@ import { createUserEmailPassword } from "@/src/features/auth-credentials/lib/cre
 import { signupSchema } from "@/src/features/auth/lib/signupSchema";
 import { getSsoAuthProviderIdForDomain } from "@/src/ee/features/multi-tenant-sso/utils";
 import type { NextApiRequest, NextApiResponse } from "next";
+import { logger } from "@langfuse/shared/src/server";
 
 /*
  * Sign-up endpoint (email/password users), creates user in database.
@@ -32,7 +33,7 @@ export async function signupApiHandler(
   // parse and type check the request body with zod
   const validBody = signupSchema.safeParse(req.body);
   if (!validBody.success) {
-    console.log("Signup: Invalid body", validBody.error);
+    logger.warn("Signup: Invalid body", validBody.error);
     res.status(422).json({ message: validBody.error });
     return;
   }
@@ -69,11 +70,12 @@ export async function signupApiHandler(
     );
   } catch (error) {
     if (error instanceof Error) {
-      console.log(
+      logger.warn(
         "Signup: Error creating user",
         error.message,
         body.email.toLowerCase(),
         body.name,
+        error,
       );
       res.status(422).json({ message: error.message });
     }

web/src/features/auth/lib/createProjectMembershipsOnSignup.ts

@@ -1,5 +1,6 @@
 import { env } from "@/src/env.mjs";
 import { prisma, Role } from "@langfuse/shared/src/db";
+import { logger } from "@langfuse/shared/src/server";
 
 export async function createProjectMembershipsOnSignup(user: {
   id: string;
@@ -81,7 +82,7 @@ export async function createProjectMembershipsOnSignup(user: {
     // Invites do not work for users without emails (some future SSO users)
     if (user.email) await processMembershipInvitations(user.email, user.id);
   } catch (e) {
-    console.error("Error assigning project access to new user", e);
+    logger.error("Error assigning project access to new user", e);
   }
 }
 

web/src/features/feedback/server/feedbackHandler.ts

@@ -1,6 +1,7 @@
 import { runFeedbackCorsMiddleware } from "@/src/features/feedback/server/corsMiddleware";
 import { sendToSlack } from "@/src/features/slack/server/slack-webhook";
 import { type NextApiRequest, type NextApiResponse } from "next";
+import { logger } from "@langfuse/shared/src/server";
 
 // Collects feedack from users that do not use the cloud version of the app
 export default async function feedbackApiHandler(
@@ -14,11 +15,11 @@ export default async function feedbackApiHandler(
     if (slackResponse.status === 200) {
       res.status(200).json({ status: "OK" });
     } else {
-      console.error(slackResponse);
+      logger.error(slackResponse);
       res.status(400).json({ status: "Error" });
     }
   } catch (error) {
-    console.error(error);
+    logger.error(error);
     res.status(500).json({ status: "Error" });
   }
 }

web/src/features/llm-api-key/server/router.ts

@@ -14,6 +14,7 @@ import {
   supportedModels,
 } from "@langfuse/shared";
 import { encrypt } from "@langfuse/shared/encryption";
+import { logger } from "@langfuse/shared/src/server";
 
 export function getDisplaySecretKey(secretKey: string) {
   return "..." + secretKey.slice(-4);
@@ -50,7 +51,7 @@ export const llmApiKeyRouter = createTRPCRouter({
           action: "create",
         });
       } catch (e) {
-        console.log(e);
+        logger.error(e);
         throw e;
       }
     }),
@@ -160,7 +161,7 @@ export const llmApiKeyRouter = createTRPCRouter({
 
         return { success: true };
       } catch (err) {
-        console.log(err);
+        logger.error(err);
 
         return {
           success: false,

web/src/features/prompts/server/actions/getPromptsMeta.ts

@@ -1,10 +1,8 @@
 import { type GetPromptsMetaType } from "@/src/features/prompts/server/utils/validation";
 import { promptsTableCols } from "@/src/server/api/definitions/promptsTable";
-import {
-  tableColumnsToSqlFilterAndPrefix,
-  type FilterState,
-} from "@langfuse/shared";
+import { type FilterState } from "@langfuse/shared";
 import { prisma } from "@langfuse/shared/src/db";
+import { tableColumnsToSqlFilterAndPrefix } from "@langfuse/shared/src/server";
 
 export type GetPromptsMetaParams = GetPromptsMetaType & { projectId: string };
 

web/src/features/prompts/server/routers/promptRouter.ts

@@ -10,16 +10,18 @@ import {
 import { type Prompt, Prisma } from "@langfuse/shared/src/db";
 
 import { createPrompt } from "../actions/createPrompt";
-import { observationsTableCols, orderByToPrismaSql } from "@langfuse/shared";
+import { observationsTableCols } from "@langfuse/shared";
 import { promptsTableCols } from "@/src/server/api/definitions/promptsTable";
 import { optionalPaginationZod, paginationZod } from "@langfuse/shared";
-import {
-  orderBy,
-  singleFilter,
-  tableColumnsToSqlFilterAndPrefix,
-} from "@langfuse/shared";
+import { orderBy, singleFilter } from "@langfuse/shared";
 import { LATEST_PROMPT_LABEL } from "@/src/features/prompts/constants";
-import { PromptService, redis } from "@langfuse/shared/src/server";
+import {
+  orderByToPrismaSql,
+  PromptService,
+  redis,
+  logger,
+  tableColumnsToSqlFilterAndPrefix,
+} from "@langfuse/shared/src/server";
 import { aggregateScores } from "@/src/features/scores/lib/aggregateScores";
 import { type ScoreSimplified } from "@/src/features/scores/lib/types";
 
@@ -192,7 +194,7 @@ export const promptRouter = createTRPCRouter({
 
         return prompt;
       } catch (e) {
-        console.log(e);
+        logger.error(e);
         throw e;
       }
     }),
@@ -296,7 +298,7 @@ export const promptRouter = createTRPCRouter({
         // Unlock cache
         await promptService.unlockCache({ projectId, promptName });
       } catch (e) {
-        console.log(e);
+        logger.error(e);
         throw e;
       }
     }),
@@ -384,7 +386,7 @@ export const promptRouter = createTRPCRouter({
         // Unlock cache
         await promptService.unlockCache({ projectId, promptName });
       } catch (e) {
-        console.log(e);
+        logger.error(e);
         throw e;
       }
     }),
@@ -478,7 +480,7 @@ export const promptRouter = createTRPCRouter({
         // Unlock cache
         await promptService.unlockCache({ projectId, promptName });
       } catch (e) {
-        console.log(e);
+        logger.error(e);
         throw e;
       }
     }),
@@ -546,7 +548,7 @@ export const promptRouter = createTRPCRouter({
         // Unlock cache
         await promptService.unlockCache({ projectId, promptName });
       } catch (error) {
-        console.error(error);
+        logger.error(error);
       }
     }),
   allVersions: protectedProjectProcedure

web/src/features/public-api/server/RateLimitService.ts

@@ -11,6 +11,7 @@ import {
 import {
   recordIncrement,
   type ApiAccessScope,
+  logger,
 } from "@langfuse/shared/src/server";
 import { type NextApiResponse } from "next";
 
@@ -41,7 +42,7 @@ export class RateLimitService {
     }
 
     if (!this.redis) {
-      console.log("Rate limiting not available without Redis");
+      logger.warn("Rate limiting not available without Redis");
       return new RateLimitHelper(undefined);
     }
 
@@ -100,7 +101,7 @@ export class RateLimitService {
         };
       } else {
         // Some other error occurred, rethrow it
-        console.log("Internal Rate limit error", err);
+        logger.error("Internal Rate limit error", err);
         throw err;
       }
     }
@@ -134,9 +135,7 @@ export class RateLimitHelper {
 
   sendRestResponseIfLimited(nextResponse: NextApiResponse) {
     if (!this.res || !this.isRateLimited()) {
-      console.error(
-        "Trying to send rate limit response without being limited.",
-      );
+      logger.error("Trying to send rate limit response without being limited.");
       throw new Error(
         "Trying to send rate limit response without being limited.",
       );

web/src/features/public-api/server/apiAuth.ts

@@ -7,6 +7,7 @@ import {
   type AuthHeaderVerificationResult,
   CachedApiKey,
   OrgEnrichedApiKey,
+  logger,
 } from "@langfuse/shared/src/server";
 import {
   type PrismaClient,
@@ -39,12 +40,12 @@ export class ApiAuthService {
       Boolean(hash),
     );
     if (filteredHashKeys.length === 0) {
-      console.log("No valid keys to invalidate");
+      logger.info("No valid keys to invalidate");
       return;
     }
 
     if (this.redis) {
-      console.log(`Invalidating API keys in redis for ${identifier}`);
+      logger.info(`Invalidating API keys in redis for ${identifier}`);
       await this.redis.del(
         filteredHashKeys
           .filter((hash): hash is string => Boolean(hash))
@@ -103,7 +104,7 @@ export class ApiAuthService {
     authHeader: string | undefined,
   ): Promise<AuthHeaderVerificationResult> {
     if (!authHeader) {
-      console.error("No authorization header");
+      logger.error("No authorization header");
       return {
         validKey: false,
         error: "No authorization header",
@@ -132,9 +133,9 @@ export class ApiAuthService {
           });
 
           if (!slowKey) {
-            console.error("No key found for public key", publicKey);
+            logger.error("No key found for public key", publicKey);
             if (this.redis) {
-              console.log(
+              logger.info(
                 `No key found, storing ${API_KEY_NON_EXISTENT} in redis`,
               );
               await this.addApiKeyToRedis(
@@ -151,7 +152,7 @@ export class ApiAuthService {
           );
 
           if (!isValid) {
-            console.log("Old key is invalid", publicKey);
+            logger.info("Old key is invalid", publicKey);
             throw new Error("Invalid credentials");
           }
 
@@ -170,7 +171,7 @@ export class ApiAuthService {
         }
 
         if (!finalApiKey) {
-          console.log("No project id found for key", publicKey);
+          logger.info("No project id found for key", publicKey);
           throw new Error("Invalid credentials");
         }
 
@@ -179,7 +180,7 @@ export class ApiAuthService {
         const plan = finalApiKey.plan;
 
         if (!isPlan(plan)) {
-          console.error("Invalid plan type for key", finalApiKey.plan);
+          logger.error("Invalid plan type for key", finalApiKey.plan);
           throw new Error("Invalid credentials");
         }
 
@@ -218,7 +219,7 @@ export class ApiAuthService {
         };
       }
     } catch (error: unknown) {
-      console.error(
+      logger.error(
         `Error verifying auth header: ${error instanceof Error ? error.message : null}`,
         error,
       );
@@ -258,7 +259,7 @@ export class ApiAuthService {
       include: { project: { include: { organization: true } } },
     });
     if (!dbKey) {
-      console.log("No api key found for public key:", publicKey);
+      logger.info("No api key found for public key:", publicKey);
       throw new Error("Invalid public key");
     }
     return dbKey;
@@ -316,7 +317,7 @@ export class ApiAuthService {
         env.LANGFUSE_CACHE_API_KEY_TTL_SECONDS, // redis API is in seconds
       );
     } catch (error: unknown) {
-      console.error("Error adding key to redis", error);
+      logger.error("Error adding key to redis", error);
     }
   }
 
@@ -343,14 +344,11 @@ export class ApiAuthService {
       }
 
       if (!parsedApiKey.success) {
-        console.error(
-          "Failed to parse API key from Redis:",
-          parsedApiKey.error,
-        );
+        logger.error("Failed to parse API key from Redis:", parsedApiKey.error);
       }
       return null;
     } catch (error: unknown) {
-      console.error("Error fetching key from redis", error);
+      logger.error("Error fetching key from redis", error);
       return null;
     }
   }
@@ -393,7 +391,7 @@ export const convertToRedisRepresentation = (
   });
 
   if (!orgId) {
-    console.error("No organization found for key");
+    logger.error("No organization found for key");
     throw new Error("Invalid credentials");
   }
 

web/src/features/public-api/server/apiScope.ts

@@ -1,5 +1,5 @@
 import { prisma } from "@langfuse/shared/src/db";
-import { type ApiAccessScope } from "@langfuse/shared/src/server";
+import { type ApiAccessScope, logger } from "@langfuse/shared/src/server";
 
 type Resource = {
   type: "project" | "trace" | "observation" | "score";
@@ -28,7 +28,7 @@ async function isResourceInProject(resource: Resource, projectId: string) {
     case "project":
       const projectCheck = resource.id === projectId;
       if (!projectCheck)
-        console.log("project check", projectCheck, resource.id, projectId);
+        logger.warn("project check", projectCheck, resource.id, projectId);
       return projectCheck;
 
     case "trace":
@@ -37,7 +37,7 @@ async function isResourceInProject(resource: Resource, projectId: string) {
           where: { id: resource.id, projectId },
         })) === 1;
       if (!traceCheck)
-        console.log("trace check", traceCheck, resource.id, projectId);
+        logger.warn("trace check", traceCheck, resource.id, projectId);
       return traceCheck;
 
     case "observation":
@@ -46,7 +46,7 @@ async function isResourceInProject(resource: Resource, projectId: string) {
           where: { id: resource.id, projectId },
         })) === 1;
       if (!observationCheck)
-        console.log(
+        logger.warn(
           "observation check",
           observationCheck,
           resource.id,
@@ -63,7 +63,7 @@ async function isResourceInProject(resource: Resource, projectId: string) {
           },
         })) === 1;
       if (!scoreCheck)
-        console.log("score check", scoreCheck, resource.id, projectId);
+        logger.warn("score check", scoreCheck, resource.id, projectId);
       return scoreCheck;
     default:
       return false;

web/src/features/public-api/server/createAuthedAPIRoute.ts

@@ -6,6 +6,7 @@ import {
   redis,
   type AuthHeaderValidVerificationResult,
   traceException,
+  logger,
 } from "@langfuse/shared/src/server";
 import { type RateLimitResource } from "@langfuse/shared";
 import { RateLimitService } from "@/src/features/public-api/server/RateLimitService";
@@ -64,15 +65,8 @@ export const createAuthedAPIRoute = <
       return rateLimitResponse.sendRestResponseIfLimited(res);
     }
 
-    console.log(
-      "Request to route ",
-      routeConfig.name,
-      "projectId ",
-      auth.scope.projectId,
-      "with query ",
-      req.query,
-      "and body ",
-      req.body,
+    logger.info(
+      `Request to route ${routeConfig.name} projectId ${auth.scope.projectId} with query ${req.query} and body ${req.body}`,
     );
 
     const query = routeConfig.querySchema
@@ -93,7 +87,7 @@ export const createAuthedAPIRoute = <
     if (routeConfig.responseSchema) {
       const parsingResult = routeConfig.responseSchema.safeParse(response);
       if (!parsingResult.success) {
-        console.error("Response validation failed:", parsingResult.error);
+        logger.error("Response validation failed:", parsingResult.error);
         traceException(parsingResult.error);
       }
     }

web/src/features/public-api/server/withMiddlewares.ts

@@ -3,7 +3,7 @@ import { cors, runMiddleware } from "@/src/features/public-api/server/cors";
 import { type NextApiRequest, type NextApiResponse } from "next";
 import { type ZodError } from "zod";
 import { BaseError, MethodNotAllowedError } from "@langfuse/shared";
-import { traceException } from "@langfuse/shared/src/server";
+import { logger, traceException } from "@langfuse/shared/src/server";
 
 const httpMethods = ["GET", "POST", "PUT", "DELETE", "PATCH"] as const;
 export type HttpMethod = (typeof httpMethods)[number];
@@ -39,7 +39,7 @@ export function withMiddlewares(handlers: Handlers) {
 
       return await finalHandlers[method](req, res);
     } catch (error) {
-      console.error(error);
+      logger.error(error);
 
       if (error instanceof BaseError) {
         if (error.httpCode >= 500 && error.httpCode < 600) {

web/src/features/telemetry/index.ts

@@ -2,6 +2,7 @@ import { VERSION } from "@/src/constants";
 import { ServerPosthog } from "@/src/features/posthog-analytics/ServerPosthog";
 import { Prisma, prisma } from "@langfuse/shared/src/db";
 import { v4 as uuidv4 } from "uuid";
+import { logger } from "@langfuse/shared/src/server";
 
 // Interval between jobs in milliseconds
 const JOB_INTERVAL_MINUTES = Prisma.raw("60");
@@ -45,7 +46,7 @@ export async function telemetry() {
     }
   } catch (error) {
     // Catch all errors to be sure telemetry does not break the application
-    console.error("Telemetry, unexpected error:", error);
+    logger.error("Telemetry, unexpected error:", error);
   }
 }
 
@@ -85,7 +86,7 @@ async function jobScheduler(): Promise<
     ) AS status;`;
   // Return if job should not run
   if (checkNoLock.length !== 1) {
-    console.error("Telemetry failed to check if job should run");
+    logger.error("Telemetry failed to check if job should run");
     return { shouldRunJob: false };
   }
   if (!checkNoLock[0]!.status) return { shouldRunJob: false };
@@ -119,7 +120,7 @@ async function jobScheduler(): Promise<
 
   // Other job was created in the meantime
   if (createJobLocked.length !== 1) {
-    console.error("Telemetry job is locked");
+    logger.error("Telemetry job is locked");
     return { shouldRunJob: false };
   }
 
@@ -127,7 +128,7 @@ async function jobScheduler(): Promise<
 
   // should not happen
   if (!jobStartedAt) {
-    console.error("Telemetry failed to create job_started_at");
+    logger.error("Telemetry failed to create job_started_at");
     return { shouldRunJob: false };
   }
 
@@ -263,6 +264,6 @@ async function posthogTelemetry({
 
     await posthog.shutdownAsync();
   } catch (error) {
-    console.error(error);
+    logger.error(error);
   }
 }

web/src/initialize.ts

@@ -4,59 +4,59 @@ import { prisma } from "@langfuse/shared/src/db";
 import { createAndAddApiKeysToDb } from "@langfuse/shared/src/server/auth/apiKeys";
 
 // Create Organization
-if (env.LANGFUSE_PROVISION_ORG_ID) {
+if (env.LANGFUSE_INIT_ORG_ID) {
   const org = await prisma.organization.upsert({
-    where: { id: env.LANGFUSE_PROVISION_ORG_ID },
+    where: { id: env.LANGFUSE_INIT_ORG_ID },
     update: {},
     create: {
-      id: env.LANGFUSE_PROVISION_ORG_ID,
-      name: env.LANGFUSE_PROVISION_ORG_NAME ?? "Provisioned Org",
+      id: env.LANGFUSE_INIT_ORG_ID,
+      name: env.LANGFUSE_INIT_ORG_NAME ?? "Provisioned Org",
     },
   });
 
   // Create Project: Org -> Project
-  if (env.LANGFUSE_PROVISION_PROJECT_ID) {
+  if (env.LANGFUSE_INIT_PROJECT_ID) {
     await prisma.project.upsert({
-      where: { id: env.LANGFUSE_PROVISION_PROJECT_ID },
+      where: { id: env.LANGFUSE_INIT_PROJECT_ID },
       update: {},
       create: {
-        id: env.LANGFUSE_PROVISION_PROJECT_ID,
-        name: env.LANGFUSE_PROVISION_PROJECT_NAME ?? "Provisioned Project",
+        id: env.LANGFUSE_INIT_PROJECT_ID,
+        name: env.LANGFUSE_INIT_PROJECT_NAME ?? "Provisioned Project",
         orgId: org.id,
       },
     });
 
     // Add API Keys: Project -> API Key
     if (
-      env.LANGFUSE_PROVISION_PROJECT_SECRET_KEY &&
-      env.LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY
+      env.LANGFUSE_INIT_PROJECT_SECRET_KEY &&
+      env.LANGFUSE_INIT_PROJECT_PUBLIC_KEY
     ) {
       const existingApiKey = await prisma.apiKey.findUnique({
-        where: { publicKey: env.LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY },
+        where: { publicKey: env.LANGFUSE_INIT_PROJECT_PUBLIC_KEY },
       });
 
       // Delete key if project changed
       if (
         existingApiKey &&
-        existingApiKey.projectId !== env.LANGFUSE_PROVISION_PROJECT_ID
+        existingApiKey.projectId !== env.LANGFUSE_INIT_PROJECT_ID
       ) {
         await prisma.apiKey.delete({
-          where: { publicKey: env.LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY },
+          where: { publicKey: env.LANGFUSE_INIT_PROJECT_PUBLIC_KEY },
         });
       }
 
       // Create new key if it doesn't exist or project changed
       if (
         !existingApiKey ||
-        existingApiKey.projectId !== env.LANGFUSE_PROVISION_PROJECT_ID
+        existingApiKey.projectId !== env.LANGFUSE_INIT_PROJECT_ID
       ) {
         await createAndAddApiKeysToDb({
           prisma,
-          projectId: env.LANGFUSE_PROVISION_PROJECT_ID,
+          projectId: env.LANGFUSE_INIT_PROJECT_ID,
           note: "Provisioned API Key",
           predefinedKeys: {
-            secretKey: env.LANGFUSE_PROVISION_PROJECT_SECRET_KEY,
-            publicKey: env.LANGFUSE_PROVISION_PROJECT_PUBLIC_KEY,
+            secretKey: env.LANGFUSE_INIT_PROJECT_SECRET_KEY,
+            publicKey: env.LANGFUSE_INIT_PROJECT_PUBLIC_KEY,
           },
         });
       }
@@ -64,12 +64,9 @@ if (env.LANGFUSE_PROVISION_ORG_ID) {
   }
 
   // Create User: Org -> User
-  if (
-    env.LANGFUSE_PROVISION_USER_EMAIL &&
-    env.LANGFUSE_PROVISION_USER_PASSWORD
-  ) {
+  if (env.LANGFUSE_INIT_USER_EMAIL && env.LANGFUSE_INIT_USER_PASSWORD) {
     const existingUser = await prisma.user.findUnique({
-      where: { email: env.LANGFUSE_PROVISION_USER_EMAIL },
+      where: { email: env.LANGFUSE_INIT_USER_EMAIL },
     });
 
     let userId = existingUser?.id;
@@ -77,9 +74,9 @@ if (env.LANGFUSE_PROVISION_ORG_ID) {
     // Create user if it doesn't exist yet
     if (!userId) {
       userId = await createUserEmailPassword(
-        env.LANGFUSE_PROVISION_USER_EMAIL,
-        env.LANGFUSE_PROVISION_USER_PASSWORD,
-        env.LANGFUSE_PROVISION_USER_NAME ?? "Provisioned User",
+        env.LANGFUSE_INIT_USER_EMAIL,
+        env.LANGFUSE_INIT_USER_PASSWORD,
+        env.LANGFUSE_INIT_USER_NAME ?? "Provisioned User",
       );
     }
 

web/src/instrumentation.ts

@@ -3,6 +3,6 @@
 export async function register() {
   if (process.env.NEXT_RUNTIME === "nodejs") {
     await import("./datadog.server.config");
-    await import("./provisioning");
+    await import("./initialize");
   }
 }

web/src/pages/api/cron/ingestion-metrics.ts

@@ -2,6 +2,7 @@ import { env } from "@/src/env.mjs";
 import { ServerPosthog } from "@/src/features/posthog-analytics/ServerPosthog";
 import { prisma } from "@langfuse/shared/src/db";
 import { type NextApiRequest, type NextApiResponse } from "next";
+import { logger } from "@langfuse/shared/src/server";
 
 export default async function handler(
   req: NextApiRequest,
@@ -59,7 +60,7 @@ export default async function handler(
 
     await posthog.shutdownAsync();
 
-    console.log(
+    logger.info(
       "Updated ingestion_metrics in PostHog from startTimeframe:",
       startTimeframe?.toISOString(),
       "to endTimeframe:",
@@ -77,7 +78,7 @@ export default async function handler(
 
     return res.status(200).json({ message: "OK" });
   } catch (error) {
-    console.error(error);
+    logger.error(error);
     return res.status(500).json({ message: "Internal server error" });
   }
 }

web/src/pages/api/public/health.ts

@@ -1,9 +1,8 @@
 import { VERSION } from "@/src/constants";
 import { cors, runMiddleware } from "@/src/features/public-api/server/cors";
 import { telemetry } from "@/src/features/telemetry";
-import { isSigtermReceived } from "@/src/utils/shutdown";
 import { prisma } from "@langfuse/shared/src/db";
-import { traceException } from "@langfuse/shared/src/server";
+import { logger, traceException } from "@langfuse/shared/src/server";
 import { type NextApiRequest, type NextApiResponse } from "next";
 
 export default async function handler(
@@ -16,15 +15,6 @@ export default async function handler(
     const failIfNoRecentEvents = req.query.failIfNoRecentEvents === "true";
 
     try {
-      if (isSigtermReceived()) {
-        console.log(
-          "Health check failed: SIGTERM / SIGINT received, shutting down.",
-        );
-        return res.status(500).json({
-          status: "SIGTERM / SIGINT received, shutting down",
-          version: VERSION.replace("v", ""),
-        });
-      }
       await prisma.$queryRaw`SELECT 1;`;
 
       if (failIfNoRecentEvents) {
@@ -65,7 +55,7 @@ export default async function handler(
         }
       }
     } catch (e) {
-      console.log("Health check failed: db not available", e);
+      logger.error("Health check failed: db not available", e);
       traceException(e);
       return res.status(503).json({
         status: "Database not available",
@@ -74,7 +64,7 @@ export default async function handler(
     }
   } catch (e) {
     traceException(e);
-    console.log("Health check failed: ", e);
+    logger.error("Health check failed: ", e);
     return res.status(503).json({
       status: "Health check failed",
       version: VERSION.replace("v", ""),

web/src/pages/api/public/ingestion.ts

@@ -7,6 +7,7 @@ import {
   ingestionEvent,
   traceException,
   redis,
+  logger,
   type AuthHeaderValidVerificationResult,
   type ingestionBatchEvent,
   handleBatch,
@@ -35,6 +36,7 @@ import {
 import {
   sendToWorkerIfEnvironmentConfigured,
   QueueJobs,
+  instrumentSync,
 } from "@langfuse/shared/src/server";
 import { randomUUID } from "crypto";
 import { prisma } from "@langfuse/shared/src/db";
@@ -80,7 +82,10 @@ export default async function handler(
       metadata: jsonSchema.nullish(),
     });
 
-    const parsedSchema = batchType.safeParse(req.body);
+    const parsedSchema = instrumentSync(
+      { name: "ingestion-zod-parse-unknown-batch-event" },
+      () => batchType.safeParse(req.body),
+    );
 
     recordIncrement(
       "ingestion_event",
@@ -105,7 +110,7 @@ export default async function handler(
       : undefined;
 
     if (!parsedSchema.success) {
-      console.log("Invalid request data", parsedSchema.error);
+      logger.info("Invalid request data", parsedSchema.error);
       return res.status(400).json({
         message: "Invalid request data",
         errors: parsedSchema.error.issues.map((issue) => issue.message),
@@ -116,7 +121,10 @@ export default async function handler(
 
     const batch: (z.infer<typeof ingestionEvent> | undefined)[] =
       parsedSchema.data.batch.map((event) => {
-        const parsed = ingestionEvent.safeParse(event);
+        const parsed = instrumentSync(
+          { name: "ingestion-zod-parse-individual-event" },
+          () => ingestionEvent.safeParse(event),
+        );
         if (!parsed.success) {
           validationErrors.push({
             id:
@@ -169,7 +177,7 @@ export default async function handler(
             },
           );
         } catch (e: unknown) {
-          console.warn(
+          logger.warn(
             "Failed to add batch to queue, falling back to sync processing",
             e,
           );
@@ -190,7 +198,7 @@ export default async function handler(
           );
         }
       } else {
-        console.error(
+        logger.error(
           "Ingestion queue not initialized, falling back to sync processing",
         );
       }
@@ -212,7 +220,7 @@ export default async function handler(
     );
   } catch (error: unknown) {
     if (!(error instanceof UnauthorizedError)) {
-      console.error("error_handling_ingestion_event", error);
+      logger.error("error_handling_ingestion_event", error);
       traceException(error);
     }
 
@@ -229,7 +237,7 @@ export default async function handler(
       });
     }
     if (error instanceof z.ZodError) {
-      console.log(`Zod exception`, error.errors);
+      logger.info(`Zod exception`, error.errors);
       return res.status(400).json({
         message: "Invalid request data",
         error: error.errors,
@@ -376,7 +384,7 @@ export const handleBatchResult = (
 
   if (returnedErrors.length > 0) {
     traceException(errors);
-    console.log("Error processing events", returnedErrors);
+    logger.info("Error processing events", returnedErrors);
   }
 
   results.forEach((result) => {
@@ -457,7 +465,7 @@ export const parseSingleTypedIngestionApiResponse = <T extends z.ZodTypeAny>(
 
   const parsedObj = object.safeParse(results[0].result);
   if (!parsedObj.success) {
-    console.error("Error parsing response", parsedObj.error);
+    logger.error("Error parsing response", parsedObj.error);
     traceException(parsedObj.error);
   }
   // should not fail in prod but just log an exception, see above

web/src/pages/api/public/projects.ts

@@ -2,7 +2,7 @@ import { ApiAuthService } from "@/src/features/public-api/server/apiAuth";
 import { cors, runMiddleware } from "@/src/features/public-api/server/cors";
 import { prisma } from "@langfuse/shared/src/db";
 import { isPrismaException } from "@/src/utils/exceptions";
-import { redis } from "@langfuse/shared/src/server";
+import { logger, redis } from "@langfuse/shared/src/server";
 
 import { type NextApiRequest, type NextApiResponse } from "next";
 import { RateLimitService } from "@/src/features/public-api/server/RateLimitService";
@@ -48,7 +48,7 @@ export default async function handler(
         })),
       });
     } catch (error) {
-      console.error(error);
+      logger.error(error);
       if (isPrismaException(error)) {
         return res.status(500).json({
           error: "Internal Server Error",
@@ -57,7 +57,7 @@ export default async function handler(
       return res.status(500).json({ message: "Internal server error" });
     }
   } else {
-    console.error(
+    logger.error(
       `Method not allowed for ${req.method} on /api/public/projects`,
     );
     return res.status(405).json({ message: "Method not allowed" });

web/src/pages/api/public/prompts.ts

@@ -22,6 +22,7 @@ import {
   redis,
   recordIncrement,
   traceException,
+  logger,
 } from "@langfuse/shared/src/server";
 import { PRODUCTION_LABEL } from "@/src/features/prompts/constants";
 import { RateLimitService } from "@/src/features/public-api/server/RateLimitService";
@@ -111,7 +112,7 @@ export default async function handler(
 
     throw new MethodNotAllowedError();
   } catch (error: unknown) {
-    console.error(error);
+    logger.error(error);
     traceException(error);
 
     if (error instanceof BaseError) {

web/src/pages/api/public/ready.ts

@@ -0,0 +1,37 @@
+import { VERSION } from "@/src/constants";
+import { cors, runMiddleware } from "@/src/features/public-api/server/cors";
+import { telemetry } from "@/src/features/telemetry";
+import { isSigtermReceived } from "@/src/utils/shutdown";
+import { logger, traceException } from "@langfuse/shared/src/server";
+import { type NextApiRequest, type NextApiResponse } from "next";
+
+export default async function handler(
+  req: NextApiRequest,
+  res: NextApiResponse,
+) {
+  try {
+    await runMiddleware(req, res, cors);
+    await telemetry();
+
+    if (isSigtermReceived()) {
+      logger.info(
+        "Readiness check failed: SIGTERM / SIGINT received, shutting down.",
+      );
+      return res.status(500).json({
+        status: "SIGTERM / SIGINT received, shutting down",
+        version: VERSION.replace("v", ""),
+      });
+    }
+  } catch (e) {
+    traceException(e);
+    logger.warn("Readiness check failed: ", e);
+    return res.status(503).json({
+      status: "Readiness check failed",
+      version: VERSION.replace("v", ""),
+    });
+  }
+  return res.status(200).json({
+    status: "OK",
+    version: VERSION.replace("v", ""),
+  });
+}

web/src/pages/api/public/traces/index.ts

@@ -10,11 +10,15 @@ import { createAuthedAPIRoute } from "@/src/features/public-api/server/createAut
 import { Prisma } from "@langfuse/shared/src/db";
 import { parseSingleTypedIngestionApiResponse } from "@/src/pages/api/public/ingestion";
 import { type Trace } from "@langfuse/shared";
-import { eventTypes, handleBatch } from "@langfuse/shared/src/server";
+import {
+  eventTypes,
+  handleBatch,
+  orderByToPrismaSql,
+} from "@langfuse/shared/src/server";
 
 import { v4 } from "uuid";
 import { telemetry } from "@/src/features/telemetry";
-import { tracesTableCols, orderByToPrismaSql } from "@langfuse/shared";
+import { tracesTableCols } from "@langfuse/shared";
 import { tokenCount } from "@/src/features/ingest/usage";
 
 export default withMiddlewares({

web/src/pages/api/public/users.ts

@@ -10,7 +10,7 @@ import { prisma } from "@langfuse/shared/src/db";
 import { ApiAuthService } from "@/src/features/public-api/server/apiAuth";
 import { paginationZod } from "@langfuse/shared";
 import { isPrismaException } from "@/src/utils/exceptions";
-import { redis } from "@langfuse/shared/src/server";
+import { logger, redis } from "@langfuse/shared/src/server";
 import { RateLimitService } from "@/src/features/public-api/server/RateLimitService";
 
 const GetUsersSchema = z.object({
@@ -131,11 +131,11 @@ export default async function handler(
         },
       });
     } else {
-      console.error(req.method, req.body);
+      logger.error(`Invalid request method ${req.method}`, req.body);
       return res.status(405).json({ message: "Method not allowed" });
     }
   } catch (error: unknown) {
-    console.error(error);
+    logger.error(error);
     if (isPrismaException(error)) {
       return res.status(500).json({
         errors: ["Internal Server Error"],

web/src/pages/api/trpc/[trpc].ts

@@ -2,7 +2,7 @@ import { createNextApiHandler } from "@trpc/server/adapters/next";
 import { createTRPCContext } from "@/src/server/api/trpc";
 import { appRouter } from "@/src/server/api/root";
 import { env } from "@/src/env.mjs";
-import { traceException } from "@langfuse/shared/src/server";
+import { logger, traceException } from "@langfuse/shared/src/server";
 
 export const config = {
   maxDuration: 240,
@@ -13,7 +13,10 @@ export default createNextApiHandler({
   router: appRouter,
   createContext: createTRPCContext,
   onError: ({ path, error }) => {
-    console.error(`❌ tRPC failed on ${path ?? "<no-path>"}: ${error.message}`);
+    logger.error(
+      `❌ tRPC failed on ${path ?? "<no-path>"}: ${error.message}`,
+      error,
+    );
     traceException(error);
   },
   responseMeta() {

web/src/server/api/routers/generations/db/getAllGenerationsSqlQuery.ts

@@ -1,15 +1,17 @@
 import { aggregateScores } from "@/src/features/scores/lib/aggregateScores";
 import {
-  datetimeFilterToPrismaSql,
   filterAndValidateDbScoreList,
   observationsTableCols,
-  orderByToPrismaSql,
-  tableColumnsToSqlFilterAndPrefix,
 } from "@langfuse/shared";
 import { type ObservationView, Prisma, prisma } from "@langfuse/shared/src/db";
 
 import { type GetAllGenerationsInput } from "../getAllQueries";
-import { traceException } from "@langfuse/shared/src/server";
+import {
+  datetimeFilterToPrismaSql,
+  orderByToPrismaSql,
+  tableColumnsToSqlFilterAndPrefix,
+  traceException,
+} from "@langfuse/shared/src/server";
 
 type AdditionalObservationFields = {
   traceName: string | null;

web/src/server/api/routers/generations/filterOptionsQuery.ts

@@ -1,13 +1,12 @@
 import { z } from "zod";
 
+import { timeFilter, type ObservationOptions } from "@langfuse/shared";
+import { protectedProjectProcedure } from "@/src/server/api/trpc";
+import { Prisma } from "@langfuse/shared/src/db";
 import {
   datetimeFilterToPrisma,
   datetimeFilterToPrismaSql,
-  timeFilter,
-  type ObservationOptions,
-} from "@langfuse/shared";
-import { protectedProjectProcedure } from "@/src/server/api/trpc";
-import { Prisma } from "@langfuse/shared/src/db";
+} from "@langfuse/shared/src/server";
 
 export const filterOptionsQuery = protectedProjectProcedure
   .input(

web/src/server/api/routers/scores.ts

@@ -17,18 +17,20 @@ import {
 } from "@/src/server/api/trpc";
 import {
   CreateAnnotationScoreData,
-  datetimeFilterToPrismaSql,
-  datetimeFilterToPrisma,
   orderBy,
-  orderByToPrismaSql,
   paginationZod,
   singleFilter,
-  tableColumnsToSqlFilterAndPrefix,
   timeFilter,
   UpdateAnnotationScoreData,
   validateDbScore,
 } from "@langfuse/shared";
 import { Prisma, type Score } from "@langfuse/shared/src/db";
+import {
+  datetimeFilterToPrisma,
+  datetimeFilterToPrismaSql,
+  orderByToPrismaSql,
+  tableColumnsToSqlFilterAndPrefix,
+} from "@langfuse/shared/src/server";
 
 const ScoreFilterOptions = z.object({
   projectId: z.string(), // Required for protectedProjectProcedure

web/src/server/api/routers/sessions.ts

@@ -9,19 +9,21 @@ import {
 } from "@/src/server/api/trpc";
 import {
   filterAndValidateDbScoreList,
-  createSessionsAllQuery,
   orderBy,
   paginationZod,
   type SessionOptions,
   singleFilter,
   timeFilter,
-  datetimeFilterToPrismaSql,
 } from "@langfuse/shared";
 import { Prisma } from "@langfuse/shared/src/db";
 import { TRPCError } from "@trpc/server";
 
 import type Decimal from "decimal.js";
-import { traceException } from "@langfuse/shared/src/server";
+import {
+  createSessionsAllQuery,
+  datetimeFilterToPrismaSql,
+  traceException,
+} from "@langfuse/shared/src/server";
 const SessionFilterOptions = z.object({
   projectId: z.string(), // Required for protectedProjectProcedure
   filter: z.array(singleFilter).nullable(),

web/src/server/api/routers/traces.ts

@@ -9,14 +9,10 @@ import {
   protectedProjectProcedure,
 } from "@/src/server/api/trpc";
 import {
-  datetimeFilterToPrisma,
-  datetimeFilterToPrismaSql,
   filterAndValidateDbScoreList,
   orderBy,
-  orderByToPrismaSql,
   paginationZod,
   singleFilter,
-  tableColumnsToSqlFilterAndPrefix,
   timeFilter,
   type TraceOptions,
   tracesTableCols,
@@ -27,7 +23,13 @@ import {
   Prisma,
   type Trace,
 } from "@langfuse/shared/src/db";
-import { traceException } from "@langfuse/shared/src/server";
+import {
+  datetimeFilterToPrisma,
+  datetimeFilterToPrismaSql,
+  orderByToPrismaSql,
+  tableColumnsToSqlFilterAndPrefix,
+  traceException,
+} from "@langfuse/shared/src/server";
 import { TRPCError } from "@trpc/server";
 
 import type Decimal from "decimal.js";

web/src/server/api/routers/users.ts

@@ -4,14 +4,11 @@ import {
   createTRPCRouter,
   protectedProjectProcedure,
 } from "@/src/server/api/trpc";
-import { paginationZod } from "@langfuse/shared";
-import {
-  singleFilter,
-  tableColumnsToSqlFilterAndPrefix,
-} from "@langfuse/shared";
+import { paginationZod, singleFilter } from "@langfuse/shared";
 import { Prisma } from "@langfuse/shared/src/db";
 import { usersTableCols } from "@/src/server/api/definitions/usersTable";
 import { type LastUserScore } from "@/src/features/scores/lib/types";
+import { tableColumnsToSqlFilterAndPrefix } from "@langfuse/shared/src/server";
 
 const UserFilterOptions = z.object({
   projectId: z.string(), // Required for protectedProjectProcedure

web/src/server/api/services/query-builder.ts

@@ -2,7 +2,6 @@ import {
   type singleFilter,
   type timeFilter,
   type ColumnDefinition,
-  tableColumnsToSqlFilter,
 } from "@langfuse/shared";
 import { Prisma, type PrismaClient } from "@langfuse/shared/src/db";
 import Decimal from "decimal.js";
@@ -14,6 +13,7 @@ import {
   filterInterface,
 } from "./sqlInterface";
 import { tableDefinitions } from "./tableDefinitions";
+import { tableColumnsToSqlFilter } from "@langfuse/shared/src/server";
 
 export type InternalDatabaseRow = {
   [key: string]: bigint | number | Decimal | string | Date;

web/src/server/auth.ts

@@ -35,6 +35,7 @@ import {
   traceException,
   sendResetPasswordVerificationRequest,
   instrumentAsync,
+  logger,
 } from "@langfuse/shared/src/server";
 import { getOrganizationPlan } from "@/src/features/entitlements/server/getOrganizationPlan";
 import { projectRoleAccessRights } from "@/src/features/rbac/constants/projectAccessRights";
@@ -292,7 +293,7 @@ export async function getAuthOptions(): Promise<NextAuthOptions> {
   try {
     dynamicSsoProviders = await loadSsoProviders();
   } catch (e) {
-    console.error("Error loading dynamic SSO providers", e);
+    logger.error("Error loading dynamic SSO providers", e);
     traceException(e);
   }
   const providers = [...staticProviders, ...dynamicSsoProviders];
@@ -406,11 +407,11 @@ export async function getAuthOptions(): Promise<NextAuthOptions> {
           // Block sign in without valid user.email
           const email = user.email?.toLowerCase();
           if (!email) {
-            console.error("No email found in user object");
+            logger.error("No email found in user object");
             throw new Error("No email found in user object");
           }
           if (z.string().email().safeParse(email).success === false) {
-            console.error("Invalid email found in user object");
+            logger.error("Invalid email found in user object");
             throw new Error("Invalid email found in user object");
           }
 

worker/package.json

@@ -1,6 +1,6 @@
 {
   "name": "worker",
-  "version": "2.77.0",
+  "version": "2.78.0",
   "description": "",
   "license": "MIT",
   "private": true,
@@ -22,7 +22,6 @@
     "@appsignal/opentelemetry-instrumentation-bullmq": "^0.7.1",
     "@clickhouse/client": "^1.4.0",
     "@langfuse/shared": "workspace:*",
-    "@logtail/pino": "^0.5.0",
     "@opentelemetry/api": "^1.8.0",
     "@opentelemetry/auto-instrumentations-node": "^0.44.0",
     "@opentelemetry/context-async-hooks": "^1.25.1",
@@ -30,8 +29,8 @@
     "@opentelemetry/instrumentation-express": "^0.41.1",
     "@opentelemetry/instrumentation-http": "^0.52.1",
     "@opentelemetry/instrumentation-ioredis": "^0.42.0",
-    "@opentelemetry/instrumentation-pino": "^0.41.0",
     "@opentelemetry/instrumentation-undici": "^0.4.0",
+    "@opentelemetry/instrumentation-winston": "^0.40.0",
     "@prisma/instrumentation": "^5.13.0",
     "backoff": "^2.5.0",
     "bullmq": "^5.12.10",
@@ -48,9 +47,6 @@
     "kysely": "^0.27.4",
     "lodash": "^4.17.21",
     "pg": "^8.11.5",
-    "pino": "^9.2.0",
-    "pino-http": "^10.2.0",
-    "pino-pretty": "^11.2.2",
     "stripe": "^16.8.0",
     "tiktoken": "^1.0.15",
     "uuid": "^9.0.1",

worker/src/__tests__/eval-service.test.ts

@@ -17,14 +17,14 @@ import {
 import { encrypt } from "@langfuse/shared/encryption";
 import { OpenAIServer } from "./network";
 import { afterEach } from "node:test";
-import { getEvalQueue } from "../queues/evalQueue";
+import { logger } from "@langfuse/shared/src/server";
 
 vi.mock("../redis/consumer", () => ({
   evalQueue: {
     add: vi.fn().mockImplementation((jobName, jobData) => {
-      console.log(
+      logger.info(
         `Mock evalQueue.add called with jobName: ${jobName} and jobData:`,
-        jobData
+        jobData,
       );
       // Simulate the job being processed immediately by calling the job's processing function
       // Note: You would replace `processJobFunction` with the actual function that processes the job
@@ -391,9 +391,6 @@ describe("create eval jobs", () => {
     expect(jobs.length).toBe(1);
     expect(jobs[0].project_id).toBe("7a88fb47-b4e2-43b8-a06c-a5ce950dc53a");
     expect(jobs[0].job_input_trace_id).toBe(traceId);
-    console.log(jobs[0]);
-    const j = await getEvalQueue()?.getJob(jobs[0].id);
-    console.log(j);
     expect(jobs[0].status.toString()).toBe("CANCELLED");
     expect(jobs[0].start_time).not.toBeNull();
     expect(jobs[0].end_time).not.toBeNull();
@@ -594,8 +591,8 @@ describe("execute evals", () => {
 
     await expect(evaluate({ event: payload })).rejects.toThrowError(
       new LangfuseNotFoundError(
-        "API key for provider openai and project 7a88fb47-b4e2-43b8-a06c-a5ce950dc53a not found."
-      )
+        "API key for provider openai and project 7a88fb47-b4e2-43b8-a06c-a5ce950dc53a not found.",
+      ),
     );
 
     const jobs = await kyselyPrisma.$kysely
@@ -730,7 +727,7 @@ describe("test variable extraction", () => {
       "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a",
       ["input", "output"],
       traceId,
-      variableMapping
+      variableMapping,
     );
 
     expect(result).toEqual([
@@ -792,7 +789,7 @@ describe("test variable extraction", () => {
       "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a",
       ["input", "output"],
       traceId,
-      variableMapping
+      variableMapping,
     );
 
     expect(result).toEqual([
@@ -842,12 +839,12 @@ describe("test variable extraction", () => {
         "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a",
         ["input", "output"],
         traceId,
-        variableMapping
-      )
+        variableMapping,
+      ),
     ).rejects.toThrowError(
       new LangfuseNotFoundError(
-        `Observation great-llm-name for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`
-      )
+        `Observation great-llm-name for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`,
+      ),
     );
   }, 10_000);
 
@@ -897,7 +894,7 @@ describe("test variable extraction", () => {
       "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a",
       ["input", "output"],
       traceId,
-      variableMapping
+      variableMapping,
     );
 
     expect(result).toEqual([
@@ -973,7 +970,7 @@ describe("test variable extraction", () => {
       "7a88fb47-b4e2-43b8-a06c-a5ce950dc53a",
       ["input", "output"],
       traceId,
-      variableMapping
+      variableMapping,
     );
 
     expect(result).toEqual([

worker/src/__tests__/network.ts

@@ -1,5 +1,6 @@
 import { setupServer } from "msw/node";
 import { HttpResponse, http } from "msw";
+import { logger } from "@langfuse/shared/src/server";
 
 const DEFAULT_RESPONSE = {
   id: "chatcmpl-9MhZ73aGSmhfAtjU9DwoL4om73hJ7",
@@ -32,7 +33,7 @@ const DEFAULT_RESPONSE = {
 
 function CompletionHandler(response: HttpResponse) {
   return http.post("https://api.openai.com/v1/chat/completions", async () => {
-    console.log("handler");
+    logger.info("handler");
     return response;
   });
 }
@@ -46,7 +47,7 @@ function ErrorCompletionHandler(status: number, statusText: string) {
     new HttpResponse(null, {
       status,
       statusText,
-    })
+    }),
   );
 }
 
@@ -64,15 +65,15 @@ export class OpenAIServer {
     hasActiveKey?: boolean;
     useDefaultResponse?: boolean;
   }) {
-    console.log("openai", { hasActiveKey, useDefaultResponse });
+    logger.info("openai", { hasActiveKey, useDefaultResponse });
 
     this.hasActiveKey = hasActiveKey;
     this.internalServer = setupServer(
-      ...(useDefaultResponse ? [JsonCompletionHandler(DEFAULT_RESPONSE)] : [])
+      ...(useDefaultResponse ? [JsonCompletionHandler(DEFAULT_RESPONSE)] : []),
     );
     if (hasActiveKey) {
       this.internalServer.events.on("response:bypass", async ({ response }) => {
-        console.log(response);
+        logger.info(response);
       });
     }
 

worker/src/__tests__/utils.ts

@@ -1,8 +1,7 @@
 import { prisma } from "@langfuse/shared/src/db";
 
 import { env } from "../env";
-import logger from "../logger";
-
+import { logger } from "@langfuse/shared/src/server";
 export const pruneDatabase = async () => {
   if (!env.DATABASE_URL.includes("localhost:5432")) {
     throw new Error("You cannot prune database unless running on localhost.");

worker/src/api/index.ts

@@ -13,8 +13,7 @@ import {
 
 import { env } from "../env";
 import { checkContainerHealth } from "../features/health";
-import logger from "../logger";
-
+import { logger } from "@langfuse/shared/src/server";
 const router = express.Router();
 
 type EventsResponse = {
@@ -23,10 +22,22 @@ type EventsResponse = {
 
 router.get<{}, { status: string }>("/health", async (_req, res) => {
   try {
-    await checkContainerHealth(res);
+    await checkContainerHealth(res, false);
   } catch (e) {
     traceException(e);
-    logger.error(e, "Health check failed");
+    logger.error("Health check failed", e);
+    res.status(500).json({
+      status: "error",
+    });
+  }
+});
+
+router.get<{}, { status: string }>("/ready", async (_req, res) => {
+  try {
+    await checkContainerHealth(res, true);
+  } catch (e) {
+    traceException(e);
+    logger.error("Readiness check failed", e);
     res.status(500).json({
       status: "error",
     });
@@ -48,16 +59,16 @@ router
         });
 
         logger.info(
-          `Clickhouse health check response: ${JSON.stringify(await response.text())}`
+          `Clickhouse health check response: ${JSON.stringify(await response.text())}`,
         );
 
         res.json({ status: "success" });
       } catch (e) {
-        logger.error(e, "Clickhouse health check failed");
+        logger.error("Clickhouse health check failed", e);
         res.status(500).json({ status: "error", message: JSON.stringify(e) });
       }
     } catch (e) {
-      logger.error(e, "Unexpected error during Clickhouse health check");
+      logger.error("Unexpected error during Clickhouse health check", e);
       res.status(500).json({ status: "error", message: JSON.stringify(e) });
     }
   });
@@ -66,7 +77,7 @@ router
   .use(
     basicAuth({
       users: { admin: env.LANGFUSE_WORKER_PASSWORD },
-    })
+    }),
   )
   .post<{}, EventsResponse>("/events", async (req, res) => {
     try {
@@ -93,7 +104,7 @@ router
         if (traceUpsertQueue) {
           logger.info(
             `Added ${jobs.length} trace upsert jobs to the queue`,
-            jobs
+            jobs,
           );
         }
 
@@ -117,7 +128,7 @@ router
 
       return res.status(400).send();
     } catch (e) {
-      logger.error(e, "Error processing events");
+      logger.error("Error processing events", e);
       traceException(e);
       return res.status(500).json({
         status: "error",
@@ -129,7 +140,7 @@ router
   .use(
     basicAuth({
       users: { admin: env.LANGFUSE_WORKER_PASSWORD },
-    })
+    }),
   )
   .post("/ingestion", async (req, res) => {
     return res.status(200).send(); // Not implemented, Send 200 to acknowledge the request for web containers to not throw

worker/src/constants/VERSION.ts

@@ -1 +1 @@
-export const VERSION = "v2.77.0";
+export const VERSION = "v2.78.0";

worker/src/ee/cloudUsageMetering/handleCloudUsageMeteringJob.ts

@@ -2,7 +2,7 @@ import { parseDbOrg, Prisma } from "@langfuse/shared";
 import { prisma } from "@langfuse/shared/src/db";
 import Stripe from "stripe";
 import { env } from "../../env";
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import {
   cloudUsageMeteringDbCronJobName,
   CloudUsageMeteringDbCronJobStates,
@@ -36,7 +36,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
   }
   if (cron.lastRun.getTime() % 3600000 !== 0) {
     throw new Error(
-      "Cloud Usage Metering Cron Job last run is not on the full hour"
+      "Cloud Usage Metering Cron Job last run is not on the full hour",
     );
   }
   if (cron.lastRun.getTime() + delayFromStartOfInterval > Date.now()) {
@@ -50,7 +50,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
       cron.jobStartedAt < new Date(Date.now() - 1200000)
     ) {
       logger.warn(
-        "Last cloud usage metering job started at is older than 20 minutes, retrying job"
+        "Last cloud usage metering job started at is older than 20 minutes, retrying job",
       );
     } else {
       logger.warn("Cloud Usage Metering Job already in progress");
@@ -70,7 +70,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
   const meterIntervalStart = cron.lastRun;
   const meterIntervalEnd = new Date(cron.lastRun.getTime() + 3600000);
   logger.info(
-    `Cloud Usage Metering Job running for interval ${meterIntervalStart.toISOString()} - ${meterIntervalEnd.toISOString()}`
+    `Cloud Usage Metering Job running for interval ${meterIntervalStart.toISOString()} - ${meterIntervalEnd.toISOString()}`,
   );
 
   // find all organizations which have a stripe org id set up
@@ -85,7 +85,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
     })
   ).map(parseDbOrg);
   logger.info(
-    `Cloud Usage Metering Job for ${organizations.length} organizations`
+    `Cloud Usage Metering Job for ${organizations.length} organizations`,
   );
 
   // setup stripe client
@@ -118,7 +118,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
       },
     });
     logger.info(
-      `Cloud Usage Metering Job for org ${org.id} - ${stripeCustomerId} stripe customer id - ${countObservations} observations`
+      `Cloud Usage Metering Job for org ${org.id} - ${stripeCustomerId} stripe customer id - ${countObservations} observations`,
     );
 
     if (countObservations > 0) {
@@ -144,7 +144,7 @@ export const handleCloudUsageMeteringJob = async (job: Job) => {
     countProcessedObservations,
     {
       unit: "observations",
-    }
+    },
   );
 
   // update cron job

worker/src/env.ts

@@ -42,9 +42,6 @@ const EnvSchema = z.object({
     .number()
     .positive()
     .default(3),
-  LANGFUSE_LOG_LEVEL: z
-    .enum(["trace", "debug", "info", "warn", "error", "fatal"])
-    .optional(),
   REDIS_HOST: z.string().nullish(),
   REDIS_PORT: z.coerce
     .number({
@@ -61,7 +58,6 @@ const EnvSchema = z.object({
   CLICKHOUSE_URL: z.string().url().optional(),
   CLICKHOUSE_USER: z.string().optional(),
   CLICKHOUSE_PASSWORD: z.string().optional(),
-  LANGFUSE_WORKER_BETTERSTACK_TOKEN: z.string().optional(),
   LANGFUSE_LEGACY_INGESTION_WORKER_CONCURRENCY: z.coerce
     .number()
     .positive()

worker/src/features/batchExport/enqueueBatchExportJobs.ts

@@ -1,6 +1,6 @@
 import { BatchExportStatus } from "@langfuse/shared";
 import { kyselyPrisma } from "@langfuse/shared/src/db";
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import {
   traceException,
   getBatchExportQueue,
@@ -35,7 +35,7 @@ export async function enqueueBatchExportJobs() {
                 projectId: job.project_id,
               },
             },
-          }) as const
+          }) as const,
       );
 
       await queue.addBulk(newJobs);
@@ -44,7 +44,7 @@ export async function enqueueBatchExportJobs() {
   } catch (error) {
     logger.error(
       "Error while checking for QUEUED batch export jobs in postgres",
-      error
+      error,
     );
     traceException(error);
   }

worker/src/features/batchExport/handleBatchExportJob.ts

@@ -6,23 +6,22 @@ import {
   BatchExportStatus,
   exportOptions,
   FilterCondition,
-  createSessionsAllQuery,
   Prisma,
 } from "@langfuse/shared";
 import { prisma } from "@langfuse/shared/src/db";
 import {
   DatabaseReadStream,
   S3StorageService,
+  createSessionsAllQuery,
   sendBatchExportSuccessEmail,
   streamTransformations,
   BatchExportJobType,
 } from "@langfuse/shared/src/server";
 
 import { env } from "../../env";
-import logger from "../../logger";
-
+import { logger } from "@langfuse/shared/src/server";
 export const handleBatchExportJob = async (
-  batchExportJob: BatchExportJobType
+  batchExportJob: BatchExportJobType,
 ) => {
   const { projectId, batchExportId } = batchExportJob;
 
@@ -96,7 +95,7 @@ export const handleBatchExportJob = async (
           orderBy,
           limit: pageSize,
           page: Math.floor(offset / pageSize),
-        }
+        },
       );
 
       const chunk = await prisma.$queryRaw<unknown[]>(query);
@@ -104,7 +103,7 @@ export const handleBatchExportJob = async (
       return chunk;
     },
     1000,
-    env.BATCH_EXPORT_ROW_LIMIT
+    env.BATCH_EXPORT_ROW_LIMIT,
   );
 
   // Transform data to desired format
@@ -113,9 +112,9 @@ export const handleBatchExportJob = async (
     streamTransformations[jobDetails.format as BatchExportFileFormat](),
     (err) => {
       if (err) {
-        console.error("Getting data from DB and transform failed: ", err);
+        logger.error("Getting data from DB and transform failed: ", err);
       }
-    }
+    },
   );
 
   // Stream upload results to S3

worker/src/features/evaluation/eval-service.ts

@@ -7,6 +7,7 @@ import {
   QueueName,
   EvalExecutionEvent,
   TraceUpsertEventSchema,
+  tableColumnsToSqlFilterAndPrefix,
 } from "@langfuse/shared/src/server";
 import {
   ApiError,
@@ -19,7 +20,6 @@ import {
   LLMApiKeySchema,
   Prisma,
   singleFilter,
-  tableColumnsToSqlFilterAndPrefix,
   InvalidRequestError,
   variableMappingList,
   ZodModelConfig,
@@ -27,7 +27,7 @@ import {
 import { decrypt } from "@langfuse/shared/encryption";
 import { kyselyPrisma, prisma } from "@langfuse/shared/src/db";
 
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import { getEvalQueue } from "../../queues/evalQueue";
 
 // this function is used to determine which eval jobs to create for a given trace
@@ -49,7 +49,7 @@ export const createEvalJobs = async ({
     return;
   }
   logger.info(
-    `Creating eval jobs for trace ${event.traceId} on project ${event.projectId}`
+    `Creating eval jobs for trace ${event.traceId} on project ${event.projectId}`,
   );
 
   for (const config of configs) {
@@ -64,7 +64,7 @@ export const createEvalJobs = async ({
     const condition = tableColumnsToSqlFilterAndPrefix(
       validatedFilter,
       evalTableCols,
-      "traces"
+      "traces",
     );
 
     const joinedQuery = Prisma.sql`
@@ -88,7 +88,7 @@ export const createEvalJobs = async ({
     // if we matched a trace, we might want to create a job
     if (traces.length > 0) {
       logger.info(
-        `Eval job for config ${config.id} matched trace ids ${JSON.stringify(traces.map((t) => t.id))}`
+        `Eval job for config ${config.id} matched trace ids ${JSON.stringify(traces.map((t) => t.id))}`,
       );
 
       const jobExecutionId = randomUUID();
@@ -96,7 +96,7 @@ export const createEvalJobs = async ({
       // deduplication: if a job exists already for a trace event, we do not create a new one.
       if (existingJob.length > 0) {
         logger.info(
-          `Eval job for config ${config.id} and trace ${event.traceId} already exists`
+          `Eval job for config ${config.id} and trace ${event.traceId} already exists`,
         );
         continue;
       }
@@ -108,14 +108,14 @@ export const createEvalJobs = async ({
         const random = Math.random();
         if (random > parseFloat(config.sampling)) {
           logger.info(
-            `Eval job for config ${config.id} and trace ${event.traceId} was sampled out`
+            `Eval job for config ${config.id} and trace ${event.traceId} was sampled out`,
           );
           continue;
         }
       }
 
       logger.info(
-        `Creating eval job for config ${config.id} and trace ${event.traceId}`
+        `Creating eval job for config ${config.id} and trace ${event.traceId}`,
       );
 
       await prisma.jobExecution.create({
@@ -150,7 +150,7 @@ export const createEvalJobs = async ({
           delay: config.delay, // milliseconds
           removeOnComplete: true,
           removeOnFail: 1_000,
-        }
+        },
       );
     } else {
       // if we do not have a match, and execution exists, we mark the job as cancelled
@@ -158,7 +158,7 @@ export const createEvalJobs = async ({
       logger.info(`Eval job for config ${config.id} did not match trace`);
       if (existingJob.length > 0) {
         logger.info(
-          `Cancelling eval job for config ${config.id} and trace ${event.traceId}`
+          `Cancelling eval job for config ${config.id} and trace ${event.traceId}`,
         );
         await kyselyPrisma.$kysely
           .updateTable("job_executions")
@@ -178,7 +178,7 @@ export const evaluate = async ({
   event: z.infer<typeof EvalExecutionEvent>;
 }) => {
   logger.info(
-    `Evaluating job ${event.jobExecutionId} for project ${event.projectId}`
+    `Evaluating job ${event.jobExecutionId} for project ${event.projectId}`,
   );
   // first, fetch all the context required for the evaluation
   const job = await kyselyPrisma.$kysely
@@ -219,12 +219,12 @@ export const evaluate = async ({
     .executeTakeFirstOrThrow();
 
   logger.info(
-    `Evaluating job ${job.id} for project ${event.projectId} with template ${template.id}. Searching for context...`
+    `Evaluating job ${job.id} for project ${event.projectId} with template ${template.id}. Searching for context...`,
   );
 
   // selectedcolumnid is not safe to use, needs validation in extractVariablesFromTrace()
   const parsedVariableMapping = variableMappingList.parse(
-    config.variable_mapping
+    config.variable_mapping,
   );
 
   // extract the variables which need to be inserted into the prompt
@@ -232,22 +232,22 @@ export const evaluate = async ({
     event.projectId,
     template.vars,
     job.job_input_trace_id,
-    parsedVariableMapping
+    parsedVariableMapping,
   );
 
   logger.info(
-    `Evaluating job ${event.jobExecutionId} extracted variables ${JSON.stringify(mappingResult)} `
+    `Evaluating job ${event.jobExecutionId} extracted variables ${JSON.stringify(mappingResult)} `,
   );
 
   // compile the prompt and send out the LLM request
   const prompt = compileHandlebarString(template.prompt, {
     ...Object.fromEntries(
-      mappingResult.map(({ var: key, value }) => [key, value])
+      mappingResult.map(({ var: key, value }) => [key, value]),
     ),
   });
 
   logger.info(
-    `Evaluating job ${event.jobExecutionId} compiled prompt ${prompt}`
+    `Evaluating job ${event.jobExecutionId} compiled prompt ${prompt}`,
   );
 
   const parsedOutputSchema = z
@@ -280,10 +280,10 @@ export const evaluate = async ({
   if (!parsedKey.success) {
     // this will fail the eval execution if a user deletes the API key.
     logger.error(
-      `Evaluating job ${event.jobExecutionId} did not find API key for provider ${template.provider} and project ${event.projectId}. Eval will fail. ${parsedKey.error}`
+      `Evaluating job ${event.jobExecutionId} did not find API key for provider ${template.provider} and project ${event.projectId}. Eval will fail. ${parsedKey.error}`,
     );
     throw new LangfuseNotFoundError(
-      `API key for provider ${template.provider} and project ${event.projectId} not found.`
+      `API key for provider ${template.provider} and project ${event.projectId} not found.`,
     );
   }
 
@@ -313,7 +313,7 @@ export const evaluate = async ({
   const parsedLLMOutput = openAIFunction.parse(completion);
 
   logger.info(
-    `Evaluating job ${event.jobExecutionId} Parsed LLM output ${JSON.stringify(parsedLLMOutput)}`
+    `Evaluating job ${event.jobExecutionId} Parsed LLM output ${JSON.stringify(parsedLLMOutput)}`,
   );
 
   // persist the score and update the job status
@@ -332,7 +332,7 @@ export const evaluate = async ({
   });
 
   logger.info(
-    `Evaluating job ${event.jobExecutionId} persisted score ${scoreId} for trace ${job.job_input_trace_id}`
+    `Evaluating job ${event.jobExecutionId} persisted score ${scoreId} for trace ${job.job_input_trace_id}`,
   );
 
   await kyselyPrisma.$kysely
@@ -344,13 +344,13 @@ export const evaluate = async ({
     .execute();
 
   logger.info(
-    `Eval job ${job.id} for project ${event.projectId} completed with score ${parsedLLMOutput.score}`
+    `Eval job ${job.id} for project ${event.projectId} completed with score ${parsedLLMOutput.score}`,
   );
 };
 
 export function compileHandlebarString(
   handlebarString: string,
-  context: Record<string, any>
+  context: Record<string, any>,
 ): string {
   const template = Handlebars.compile(handlebarString, { noEscape: true });
   return template(context);
@@ -361,14 +361,14 @@ export async function extractVariablesFromTrace(
   variables: string[],
   traceId: string,
   // this here are variables which were inserted by users. Need to validate before DB query.
-  variableMapping: z.infer<typeof variableMappingList>
+  variableMapping: z.infer<typeof variableMappingList>,
 ) {
   const mappingResult: { var: string; value: string }[] = [];
 
   // find the context for each variable of the template
   for (const variable of variables) {
     const mapping = variableMapping.find(
-      (m) => m.templateVariable === variable
+      (m) => m.templateVariable === variable,
     );
 
     if (!mapping) {
@@ -386,7 +386,7 @@ export async function extractVariablesFromTrace(
       // if no column was found, we still process with an empty variable
       if (!safeInternalColumn?.id) {
         logger.error(
-          `No column found for variable ${variable} and column ${mapping.selectedColumnId}`
+          `No column found for variable ${variable} and column ${mapping.selectedColumnId}`,
         );
         mappingResult.push({ var: variable, value: "" });
         continue;
@@ -395,7 +395,9 @@ export async function extractVariablesFromTrace(
       const trace = await kyselyPrisma.$kysely
         .selectFrom("traces as t")
         .select(
-          sql`${sql.raw(safeInternalColumn.internal)}`.as(safeInternalColumn.id)
+          sql`${sql.raw(safeInternalColumn.internal)}`.as(
+            safeInternalColumn.id,
+          ),
         ) // query the internal column name raw
         .where("id", "=", traceId)
         .where("project_id", "=", projectId)
@@ -404,10 +406,10 @@ export async function extractVariablesFromTrace(
       // user facing errors
       if (!trace) {
         logger.error(
-          `Trace ${traceId} for project ${projectId} not found. Eval will succeed without trace input. Please ensure the mapped data on the trace exists and consider extending the job delay.`
+          `Trace ${traceId} for project ${projectId} not found. Eval will succeed without trace input. Please ensure the mapped data on the trace exists and consider extending the job delay.`,
         );
         throw new LangfuseNotFoundError(
-          `Trace ${traceId} for project ${projectId} not found. Eval will succeed without trace input. Please ensure the mapped data on the trace exists and consider extending the job delay.`
+          `Trace ${traceId} for project ${projectId} not found. Eval will succeed without trace input. Please ensure the mapped data on the trace exists and consider extending the job delay.`,
         );
       }
 
@@ -423,7 +425,7 @@ export async function extractVariablesFromTrace(
 
       if (!mapping.objectName) {
         logger.info(
-          `No object name found for variable ${variable} and object ${mapping.langfuseObject}`
+          `No object name found for variable ${variable} and object ${mapping.langfuseObject}`,
         );
         mappingResult.push({ var: variable, value: "" });
         continue;
@@ -431,7 +433,7 @@ export async function extractVariablesFromTrace(
 
       if (!safeInternalColumn?.id) {
         logger.warn(
-          `No column found for variable ${variable} and column ${mapping.selectedColumnId}`
+          `No column found for variable ${variable} and column ${mapping.selectedColumnId}`,
         );
         mappingResult.push({ var: variable, value: "" });
         continue;
@@ -440,7 +442,9 @@ export async function extractVariablesFromTrace(
       const observation = await kyselyPrisma.$kysely
         .selectFrom("observations as o")
         .select(
-          sql`${sql.raw(safeInternalColumn.internal)}`.as(safeInternalColumn.id)
+          sql`${sql.raw(safeInternalColumn.internal)}`.as(
+            safeInternalColumn.id,
+          ),
         ) // query the internal column name raw
         .where("trace_id", "=", traceId)
         .where("project_id", "=", projectId)
@@ -451,10 +455,10 @@ export async function extractVariablesFromTrace(
       // user facing errors
       if (!observation) {
         logger.error(
-          `Observation ${mapping.objectName} for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`
+          `Observation ${mapping.objectName} for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`,
         );
         throw new LangfuseNotFoundError(
-          `Observation ${mapping.objectName} for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`
+          `Observation ${mapping.objectName} for trace ${traceId} not found. Please ensure the mapped data exists and consider extending the job delay.`,
         );
       }
 

worker/src/features/health/index.ts

@@ -1,12 +1,18 @@
 import { prisma } from "@langfuse/shared/src/db";
-import { redis } from "@langfuse/shared/src/server";
+import { logger, redis } from "@langfuse/shared/src/server";
 import { Response } from "express";
-import logger from "../../logger";
 
-export const checkContainerHealth = async (res: Response) => {
-  if (isSigtermReceived()) {
+/**
+ * Check the health of the container.
+ * If failOnSigterm is true, the health check will fail if a SIGTERM signal has been received.
+ */
+export const checkContainerHealth = async (
+  res: Response,
+  failOnSigterm: boolean,
+) => {
+  if (failOnSigterm && isSigtermReceived()) {
     logger.info(
-      "Health check failed: SIGTERM / SIGINT received, shutting down."
+      "Health check failed: SIGTERM / SIGINT received, shutting down.",
     );
     return res.status(500).json({
       status: "SIGTERM / SIGINT received, shutting down",
@@ -25,8 +31,8 @@ export const checkContainerHealth = async (res: Response) => {
     new Promise((_, reject) =>
       setTimeout(
         () => reject(new Error("Redis ping timeout after 2 seconds")),
-        2000
-      )
+        2000,
+      ),
     ),
   ]);
 

worker/src/features/tokenisation/usage.ts

@@ -10,7 +10,7 @@ import {
 } from "tiktoken";
 
 import { z } from "zod";
-import { instrumentSync } from "@langfuse/shared/src/server";
+import { instrumentSync, logger } from "@langfuse/shared/src/server";
 
 const OpenAiTokenConfig = z.object({
   tokenizerModel: z.string().refine(isTiktokenModel, {
@@ -54,12 +54,12 @@ export function tokenCount(p: {
         return claudeTokenCount(p.text);
       } else {
         if (p.model.tokenizerId) {
-          console.error(`Unknown tokenizer ${p.model.tokenizerId}`);
+          logger.error(`Unknown tokenizer ${p.model.tokenizerId}`);
         }
 
         return undefined;
       }
-    }
+    },
   );
 }
 
@@ -72,10 +72,10 @@ type ChatMessage = {
 function openAiTokenCount(p: { model: Model; text: unknown }) {
   const config = OpenAiTokenConfig.safeParse(p.model.tokenizerConfig);
   if (!config.success) {
-    console.error(
+    logger.error(
       `Invalid tokenizer config for model ${p.model.id}: ${JSON.stringify(
-        p.model.tokenizerConfig
-      )}, ${JSON.stringify(config.error)}`
+        p.model.tokenizerConfig,
+      )}, ${JSON.stringify(config.error)}`,
     );
     return undefined;
   }
@@ -90,13 +90,13 @@ function openAiTokenCount(p: { model: Model; text: unknown }) {
   ) {
     // check if the tokenizerConfig is a valid chat config
     const parsedConfig = OpenAiChatTokenConfig.safeParse(
-      p.model.tokenizerConfig
+      p.model.tokenizerConfig,
     );
     if (!parsedConfig.success) {
-      console.error(
+      logger.error(
         `Invalid tokenizer config for chat model ${
           p.model.id
-        }: ${JSON.stringify(p.model.tokenizerConfig)}`
+        }: ${JSON.stringify(p.model.tokenizerConfig)}`,
       );
       return undefined;
     }
@@ -109,7 +109,7 @@ function openAiTokenCount(p: { model: Model; text: unknown }) {
       ? getTokensByModel(config.data.tokenizerModel, parsedText)
       : getTokensByModel(
           config.data.tokenizerModel,
-          JSON.stringify(parsedText)
+          JSON.stringify(parsedText),
         );
   }
   return result;
@@ -161,7 +161,7 @@ function openAiChatTokenCount(params: {
 }
 
 const getTokensByModel = (model: TiktokenModel, text: string) => {
-  // encoiding should be kept in memory to avoid re-creating it
+  // encoding should be kept in memory to avoid re-creating it
   let encoding: Tiktoken | undefined;
   try {
     cachedTokenizerByModel[model] =
@@ -169,7 +169,7 @@ const getTokensByModel = (model: TiktokenModel, text: string) => {
 
     encoding = cachedTokenizerByModel[model];
   } catch (KeyError) {
-    console.log("Warning: model not found. Using cl100k_base encoding.");
+    logger.warn("Model not found. Using cl100k_base encoding.");
 
     encoding = get_encoding("cl100k_base");
   }
@@ -205,7 +205,7 @@ function isChatMessageArray(value: unknown): value is ChatMessage[] {
       typeof item.role === "string" &&
       "content" in item &&
       typeof item.content === "string" &&
-      (!("name" in item) || typeof item.name === "string")
+      (!("name" in item) || typeof item.name === "string"),
   );
 }
 

worker/src/index.ts

@@ -1,7 +1,8 @@
+import { logger } from "@langfuse/shared/src/server";
+
 import "./instrumentation"; // instrumenting the application
 import app from "./app";
 import { env } from "./env";
-import logger from "./logger";
 
 export const server = app.listen(env.PORT, () => {
   logger.info(`Listening: http://localhost:${env.PORT}`);

worker/src/instrumentation.ts

@@ -3,12 +3,12 @@ import { registerInstrumentations } from "@opentelemetry/instrumentation";
 import { IORedisInstrumentation } from "@opentelemetry/instrumentation-ioredis";
 import { HttpInstrumentation } from "@opentelemetry/instrumentation-http";
 import { ExpressInstrumentation } from "@opentelemetry/instrumentation-express";
-import { PinoInstrumentation } from "@opentelemetry/instrumentation-pino";
 import { PrismaInstrumentation } from "@prisma/instrumentation";
 import { getNodeAutoInstrumentations } from "@opentelemetry/auto-instrumentations-node";
 import { AsyncHooksContextManager } from "@opentelemetry/context-async-hooks";
 import opentelemetry from "@opentelemetry/api";
 import { UndiciInstrumentation } from "@opentelemetry/instrumentation-undici";
+import { WinstonInstrumentation } from "@opentelemetry/instrumentation-winston";
 // import { BullMQInstrumentation } from "@appsignal/opentelemetry-instrumentation-bullmq";
 
 const contextManager = new AsyncHooksContextManager().enable();
@@ -28,8 +28,8 @@ registerInstrumentations({
     new HttpInstrumentation(),
     new ExpressInstrumentation(),
     new PrismaInstrumentation(),
+    new WinstonInstrumentation({ disableLogSending: true }),
     getNodeAutoInstrumentations(),
-    new PinoInstrumentation(),
     new UndiciInstrumentation(),
     // new BullMQInstrumentation(),
   ],

worker/src/logger.ts

@@ -1,33 +0,0 @@
-import pino from "pino";
-import { env } from "./env";
-
-const getBetterstackLogginTransport = (minLevel: string) => {
-  return env.LANGFUSE_WORKER_BETTERSTACK_TOKEN
-    ? pino.transport({
-        target: "@logtail/pino",
-        options: { sourceToken: env.LANGFUSE_WORKER_BETTERSTACK_TOKEN },
-        level: minLevel,
-      })
-    : { level: minLevel };
-};
-
-export const getLogger = (
-  env: "development" | "production" | "test",
-  minLevel = "info"
-) => {
-  if (env === "production") {
-    return pino(getBetterstackLogginTransport(minLevel));
-  }
-  return pino({
-    level: minLevel,
-    transport: {
-      target: "pino-pretty",
-      options: {
-        translateTime: "HH:MM:ss Z",
-        ignore: "pid,hostname",
-      },
-    },
-  });
-};
-const logger = getLogger(env.NODE_ENV, env.LANGFUSE_LOG_LEVEL);
-export default logger;

worker/src/queues/batchExportQueue.ts

@@ -3,8 +3,11 @@ import { Job } from "bullmq";
 import { BaseError, BatchExportStatus } from "@langfuse/shared";
 import { kyselyPrisma } from "@langfuse/shared/src/db";
 
-import { traceException, instrumentAsync } from "@langfuse/shared/src/server";
-import logger from "../logger";
+import {
+  traceException,
+  instrumentAsync,
+  logger,
+} from "@langfuse/shared/src/server";
 import { QueueName, TQueueJobTypes } from "@langfuse/shared/src/server";
 import { handleBatchExportJob } from "../features/batchExport/handleBatchExportJob";
 import { SpanKind } from "@opentelemetry/api";
@@ -39,8 +42,8 @@ export const batchExportQueueProcessor = async (
           .execute();
 
         logger.error(
+          `Failed Batch Export job for id ${job.data.payload.batchExportId}`,
           e,
-          `Failed Batch Export job for id ${job.data.payload.batchExportId} ${e}`,
         );
         traceException(e);
         throw e;

worker/src/queues/cloudUsageMeteringQueue.ts

@@ -1,7 +1,7 @@
 import { Processor, Queue } from "bullmq";
-import logger from "../logger";
 import {
   redis,
+  logger,
   QueueName,
   QueueJobs,
   instrumentAsync,

worker/src/queues/evalQueue.ts

@@ -2,12 +2,12 @@ import { Job, Queue } from "bullmq";
 import { ApiError, BaseError } from "@langfuse/shared";
 import { evaluate, createEvalJobs } from "../features/evaluation/eval-service";
 import { kyselyPrisma } from "@langfuse/shared/src/db";
-import logger from "../logger";
 import { sql } from "kysely";
 import {
   createNewRedisInstance,
   QueueName,
   TQueueJobTypes,
+  logger,
   traceException,
   instrumentAsync,
   recordIncrement,
@@ -77,8 +77,8 @@ export const evalJobCreatorQueueProcessor = async (
         return true;
       } catch (e) {
         logger.error(
+          `Failed job Evaluation for traceId ${job.data.payload.traceId}`,
           e,
-          `Failed job Evaluation for traceId ${job.data.payload.traceId} ${e}`,
         );
         traceException(e);
         throw e;
@@ -148,8 +148,8 @@ export const evalJobExecutorQueueProcessor = async (
         ) {
           traceException(e);
           logger.error(
+            `Failed Evaluation_Execution job for id ${job.data.payload.jobExecutionId}`,
             e,
-            `Failed Evaluation_Execution job for id ${job.data.payload.jobExecutionId} ${e}`,
           );
         }
 

worker/src/queues/ingestionFlushQueueExecutor.ts

@@ -4,13 +4,13 @@ import { redis, QueueJobs } from "@langfuse/shared/src/server";
 import { prisma } from "@langfuse/shared/src/db";
 import {
   clickhouseClient,
+  logger,
   getIngestionFlushQueue,
   instrumentAsync,
   recordIncrement,
   recordGauge,
   recordHistogram,
 } from "@langfuse/shared/src/server";
-import logger from "../logger";
 import { ClickhouseWriter } from "../services/ClickhouseWriter";
 import { IngestionService } from "../services/IngestionService";
 import { SpanKind } from "@opentelemetry/api";

worker/src/queues/legacyIngestionQueue.ts

@@ -8,8 +8,8 @@ import {
   recordGauge,
   recordHistogram,
   TQueueJobTypes,
+  logger,
 } from "@langfuse/shared/src/server";
-import logger from "../logger";
 
 import {
   handleBatch,
@@ -75,8 +75,8 @@ export const legacyIngestionQueueProcessor: Processor = async (
         );
       } catch (e) {
         logger.error(
+          `Failed job Evaluation for traceId ${job.data.payload}`,
           e,
-          `Failed job Evaluation for traceId ${job.data.payload} ${e}`,
         );
         traceException(e);
         throw e;

worker/src/queues/workerManager.ts

@@ -1,7 +1,5 @@
-import logger from "../logger";
-
 import { Job, Processor, Worker, WorkerOptions } from "bullmq";
-import { createNewRedisInstance } from "@langfuse/shared/src/server";
+import { logger, createNewRedisInstance } from "@langfuse/shared/src/server";
 
 export class WorkerManager {
   private static workers: { [key: string]: Worker } = {};
@@ -52,8 +50,8 @@ export class WorkerManager {
     // Add error handling
     worker.on("failed", (job: Job | undefined, err: Error) => {
       logger.error(
+        `Queue Job ${job?.name} with id ${job?.id} in ${queueName} failed`,
         err,
-        `Queue Job ${job?.name} with id ${job?.id} in ${queueName} failed with error ${err}`,
       );
     });
     worker.on("error", (failedReason: Error) => {

worker/src/scripts/verifyClickhouseRecords.ts

@@ -4,6 +4,7 @@ import { prisma, Prisma } from "@langfuse/shared/src/db";
 import {
   clickhouseClient,
   clickhouseStringDateSchema,
+  logger,
 } from "@langfuse/shared/src/server";
 
 // Constants
@@ -20,7 +21,7 @@ main({
   overwriteTraceIds: [],
   overwriteScoreIds: [],
 }).then(() => {
-  console.log("done");
+  logger.info("done");
   process.exit(0);
 });
 
@@ -53,7 +54,7 @@ async function main(params: MainParams) {
   let currentIteration = 0;
 
   while (currentIteration < ITERATIONS) {
-    console.log(`Iteration ${currentIteration + 1}/${ITERATIONS}`);
+    logger.info(`Iteration ${currentIteration + 1}/${ITERATIONS}`);
 
     // Check observations
     let observations: unknown[] = [];
@@ -67,7 +68,7 @@ async function main(params: MainParams) {
             observations
           WHERE
             id IN (${Prisma.join(overwriteObservationIds, ", ")})
-        `
+        `,
       );
     } else if (!hasOverwrite) {
       const randomObservations = await prisma.$queryRaw<unknown[]>(
@@ -80,13 +81,13 @@ async function main(params: MainParams) {
             start_time > ${DATE_START}::TIMESTAMP WITH time zone at time zone 'UTC'
             AND start_time < ${DATE_END}::TIMESTAMP WITH time zone at time zone 'UTC'
           LIMIT ${LIMIT}
-        `
+        `,
       );
 
       observations = randomObservations;
     }
 
-    console.log(`Verifying ${observations.length} observations...`);
+    logger.info(`Verifying ${observations.length} observations...`);
 
     try {
       const results = await Promise.allSettled(
@@ -99,7 +100,7 @@ async function main(params: MainParams) {
           checkedObservationSet.add(id);
 
           await verifyClickhouseObservation(obs);
-        })
+        }),
       );
 
       results.forEach((result, i) => {
@@ -107,11 +108,11 @@ async function main(params: MainParams) {
           const message = `[${i}] ` + result.reason;
           failedObservationList.push(message);
 
-          console.error(message);
+          logger.error(message);
         }
       });
     } catch (e) {
-      console.error(e);
+      logger.error(e);
     }
 
     // Check traces
@@ -123,7 +124,7 @@ async function main(params: MainParams) {
           FROM traces
           WHERE
             id IN (${Prisma.join(overwriteTraceIds, ", ")})
-        `
+        `,
       );
     } else if (!hasOverwrite) {
       const randomTraces = await prisma.$queryRaw<unknown[]>(
@@ -134,13 +135,13 @@ async function main(params: MainParams) {
           timestamp > ${DATE_START}::TIMESTAMP WITH time zone at time zone 'UTC'
           AND timestamp < ${DATE_END}::TIMESTAMP WITH time zone at time zone 'UTC'
         LIMIT ${LIMIT}
-      `
+      `,
       );
 
       traces = randomTraces;
     }
 
-    console.log(`Verifying ${traces.length} traces...`);
+    logger.info(`Verifying ${traces.length} traces...`);
 
     try {
       const results = await Promise.allSettled(
@@ -153,7 +154,7 @@ async function main(params: MainParams) {
           checkedTraceSet.add(id);
 
           await verifyClickhouseTrace(trace);
-        })
+        }),
       );
 
       results.forEach((result, i) => {
@@ -161,11 +162,11 @@ async function main(params: MainParams) {
           const message = `[${i}] ` + result.reason;
           failedTraceList.push(message);
 
-          console.error(message);
+          logger.error(message);
         }
       });
     } catch (e) {
-      console.error(e);
+      logger.error(e);
     }
 
     // Check scores
@@ -177,7 +178,7 @@ async function main(params: MainParams) {
           FROM scores
           WHERE
             id IN (${Prisma.join(overwriteScoreIds, ", ")})
-        `
+        `,
       );
     } else if (!hasOverwrite) {
       const randomScores = await prisma.$queryRaw<unknown[]>(
@@ -189,13 +190,13 @@ async function main(params: MainParams) {
             AND timestamp < ${DATE_END}::TIMESTAMP WITH time zone at time zone 'UTC'
             AND source = 'API'
           LIMIT ${LIMIT}
-        `
+        `,
       );
 
       scores = randomScores;
     }
 
-    console.log(`Verifying ${scores.length} scores...`);
+    logger.info(`Verifying ${scores.length} scores...`);
 
     try {
       const results = await Promise.allSettled(
@@ -209,7 +210,7 @@ async function main(params: MainParams) {
           checkedScoreSet.add(id);
 
           await verifyClickhouseScore(score);
-        })
+        }),
       );
 
       results.forEach((result, i) => {
@@ -217,59 +218,59 @@ async function main(params: MainParams) {
           const message = `[${i}] ` + result.reason;
           failedScoreList.push(message);
 
-          console.error(message);
+          logger.error(message);
         }
       });
     } catch (e) {
-      console.error(e);
+      logger.error(e);
     }
 
     currentIteration++;
     if (hasOverwrite) break;
   }
 
-  console.log(`Total observations verified: ${totalObservationCount}`);
-  console.log(`Total traces verified: ${totalTraceCount}`);
-  console.log(`Total scores verified: ${totalScoreCount}`);
+  logger.info(`Total observations verified: ${totalObservationCount}`);
+  logger.info(`Total traces verified: ${totalTraceCount}`);
+  logger.info(`Total scores verified: ${totalScoreCount}`);
 
   if (failedObservationList.length > 0) {
     await writeFile(
       `src/scripts/output/${new Date().toISOString()}_failedObservations.txt`,
-      failedObservationList.join("\n")
+      failedObservationList.join("\n"),
     ),
-      console.error(
-        `Failed to verify ${failedObservationList.length} out of ${totalObservationCount} observations`
+      logger.error(
+        `Failed to verify ${failedObservationList.length} out of ${totalObservationCount} observations`,
       );
   } else {
-    console.log(
-      `All ${totalObservationCount} observations verified successfully`
+    logger.info(
+      `All ${totalObservationCount} observations verified successfully`,
     );
   }
 
   if (failedTraceList.length > 0) {
     await writeFile(
       `src/scripts/output/${new Date().toISOString()}_failedTraces.txt`,
-      failedTraceList.join("\n")
+      failedTraceList.join("\n"),
     );
 
-    console.error(
-      `Failed to verify ${failedTraceList.length} out of ${totalTraceCount} traces`
+    logger.error(
+      `Failed to verify ${failedTraceList.length} out of ${totalTraceCount} traces`,
     );
   } else {
-    console.log(`All ${totalTraceCount} traces verified successfully`);
+    logger.info(`All ${totalTraceCount} traces verified successfully`);
   }
 
   if (failedScoreList.length > 0) {
     await writeFile(
       `src/scripts/output/${new Date().toISOString()}_failedScores.txt`,
-      failedScoreList.join("\n")
+      failedScoreList.join("\n"),
     );
 
-    console.error(
-      `Failed to verify ${failedScoreList.length} out of ${totalScoreCount} scores`
+    logger.error(
+      `Failed to verify ${failedScoreList.length} out of ${totalScoreCount} scores`,
     );
   } else {
-    console.log(`All ${totalScoreCount} scores verified successfully`);
+    logger.info(`All ${totalScoreCount} scores verified successfully`);
   }
 }
 
@@ -283,7 +284,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
   const clickhouseRecord = (await clickhouseResult.json())[0];
   if (!clickhouseRecord) {
     throw new Error(
-      `Observation ${observationId} not found in Clickhouse for project ${projectId}`
+      `Observation ${observationId} not found in Clickhouse for project ${projectId}`,
     );
   }
 
@@ -366,7 +367,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
                 Object.entries(chValue).map(([k, v]) => [
                   k,
                   JSON.parse(v as any),
-                ])
+                ]),
               );
 
         if (
@@ -375,11 +376,11 @@ async function verifyClickhouseObservation(postgresObservation: any) {
             parsedChMetadata,
             typeof parsedChMetadata === "string"
               ? undefined
-              : Object.keys(parsedChMetadata as any).sort()
+              : Object.keys(parsedChMetadata as any).sort(),
           )
         ) {
           throw new Error(
-            getErrorMessage({ key, pgValue, chValue: parsedChMetadata })
+            getErrorMessage({ key, pgValue, chValue: parsedChMetadata }),
           );
         }
 
@@ -403,7 +404,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
           JSON.stringify(parsedPgValue, Object.keys(parsedPgValue).sort()) !==
             JSON.stringify(
               parsedChValue,
-              Object.keys(parsedChValue as any).sort()
+              Object.keys(parsedChValue as any).sort(),
             )
         ) {
           throw new Error(
@@ -411,7 +412,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue: JSON.stringify(parsedPgValue),
               chValue: JSON.stringify(parsedChValue),
-            })
+            }),
           );
         }
 
@@ -421,7 +422,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
       case "modelParameters": {
         const parsedPgValue = pgValue;
         const parsedChValue = JSON.parse(
-          (clickhouseRecord as any)["model_parameters"]
+          (clickhouseRecord as any)["model_parameters"],
         );
 
         if (
@@ -430,7 +431,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
             JSON.stringify(parsedChValue, Object.keys(parsedChValue).sort())
         ) {
           throw new Error(
-            getErrorMessage({ key, pgValue, chValue: parsedChValue })
+            getErrorMessage({ key, pgValue, chValue: parsedChValue }),
           );
         }
 
@@ -447,7 +448,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["output_usage_units"],
-            })
+            }),
           );
         }
 
@@ -464,7 +465,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["input_usage_units"],
-            })
+            }),
           );
         }
 
@@ -481,7 +482,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["total_usage_units"],
-            })
+            }),
           );
         }
 
@@ -499,7 +500,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["input_cost"],
-            })
+            }),
           );
         }
 
@@ -517,7 +518,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["output_cost"],
-            })
+            }),
           );
         }
 
@@ -535,7 +536,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["total_cost"],
-            })
+            }),
           );
         }
 
@@ -546,7 +547,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
         if (
           pgValue !== null &&
           Math.abs(
-            Number(pgValue) - (clickhouseRecord as any)["provided_input_cost"]
+            Number(pgValue) - (clickhouseRecord as any)["provided_input_cost"],
           ) > 1e-9
         ) {
           throw new Error(
@@ -554,7 +555,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["provided_input_cost"],
-            })
+            }),
           );
         }
 
@@ -565,7 +566,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
         if (
           pgValue !== null &&
           Math.abs(
-            Number(pgValue) - (clickhouseRecord as any)["provided_output_cost"]
+            Number(pgValue) - (clickhouseRecord as any)["provided_output_cost"],
           ) > 1e-9
         ) {
           throw new Error(
@@ -573,7 +574,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue,
               chValue: (clickhouseRecord as any)["provided_output_cost"],
-            })
+            }),
           );
         }
 
@@ -584,7 +585,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
         if (
           pgValue !== null &&
           Math.abs(
-            Number(pgValue) - (clickhouseRecord as any)["provided_total_cost"]
+            Number(pgValue) - (clickhouseRecord as any)["provided_total_cost"],
           ) > 1e-9
         ) {
           throw new Error(
@@ -592,7 +593,7 @@ async function verifyClickhouseObservation(postgresObservation: any) {
               key,
               pgValue: Number(pgValue),
               chValue: (clickhouseRecord as any)["provided_total_cost"],
-            })
+            }),
           );
         }
 
@@ -616,7 +617,7 @@ async function verifyClickhouseTrace(postgresTrace: any) {
   const clickhouseTrace = (await clickhouseResult.json())[0];
   if (!clickhouseTrace) {
     throw new Error(
-      `Trace ${traceId} not found in Clickhouse for project ${projectId}`
+      `Trace ${traceId} not found in Clickhouse for project ${projectId}`,
     );
   }
 
@@ -682,7 +683,7 @@ async function verifyClickhouseTrace(postgresTrace: any) {
                 Object.entries(chValue).map(([k, v]) => [
                   k,
                   JSON.parse(v as any),
-                ])
+                ]),
               );
 
         if (
@@ -691,11 +692,11 @@ async function verifyClickhouseTrace(postgresTrace: any) {
             parsedChMetadata,
             typeof parsedChMetadata === "string"
               ? undefined
-              : Object.keys(parsedChMetadata as any).sort()
+              : Object.keys(parsedChMetadata as any).sort(),
           )
         ) {
           throw new Error(
-            getErrorMessage({ key, pgValue, chValue: parsedChMetadata })
+            getErrorMessage({ key, pgValue, chValue: parsedChMetadata }),
           );
         }
 
@@ -721,7 +722,7 @@ async function verifyClickhouseTrace(postgresTrace: any) {
               parsedChValue,
               parsedChValue instanceof Object
                 ? Object.keys(parsedChValue as any).sort()
-                : undefined
+                : undefined,
             )
         ) {
           throw new Error(
@@ -729,7 +730,7 @@ async function verifyClickhouseTrace(postgresTrace: any) {
               key,
               pgValue: JSON.stringify(parsedPgValue),
               chValue: JSON.stringify(parsedChValue),
-            })
+            }),
           );
         }
 
@@ -753,7 +754,7 @@ async function verifyClickhouseScore(postgresScore: any) {
   const clickhouseScore = (await clickhouseResult.json())[0];
   if (!clickhouseScore) {
     throw new Error(
-      `Score ${scoreId} not found in Clickhouse for project ${projectId}`
+      `Score ${scoreId} not found in Clickhouse for project ${projectId}`,
     );
   }
 

worker/src/services/ClickhouseWriter/ClickhouseWriter.unit.test.ts

@@ -3,7 +3,7 @@ import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 import * as serverExports from "@langfuse/shared/src/server";
 
 import { env } from "../../env";
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import { ClickhouseWriter, TableName } from "../ClickhouseWriter";
 
 // Mock recordHistogram, recordCount, recordGauge
@@ -17,6 +17,11 @@ vi.mock("@langfuse/shared/src/server", async (importOriginal) => {
     recordHistogram: vi.fn(),
     recordCount: vi.fn(),
     recordGauge: vi.fn(),
+    logger: {
+      info: vi.fn(),
+      debug: vi.fn(),
+      error: vi.fn(),
+    },
   };
 });
 
@@ -32,16 +37,6 @@ vi.mock("../../env", async (importOriginal) => {
   };
 });
 
-vi.mock("../../logger", () => {
-  return {
-    default: {
-      info: vi.fn(),
-      debug: vi.fn(),
-      error: vi.fn(),
-    },
-  };
-});
-
 describe("ClickhouseWriter", () => {
   let writer: ClickhouseWriter;
 
@@ -69,13 +64,13 @@ describe("ClickhouseWriter", () => {
 
   it("should initialize with correct values", () => {
     expect(writer.batchSize).toBe(
-      env.LANGFUSE_INGESTION_CLICKHOUSE_WRITE_BATCH_SIZE
+      env.LANGFUSE_INGESTION_CLICKHOUSE_WRITE_BATCH_SIZE,
     );
     expect(writer.writeInterval).toBe(
-      env.LANGFUSE_INGESTION_CLICKHOUSE_WRITE_INTERVAL_MS
+      env.LANGFUSE_INGESTION_CLICKHOUSE_WRITE_INTERVAL_MS,
     );
     expect(writer.maxAttempts).toBe(
-      env.LANGFUSE_INGESTION_CLICKHOUSE_MAX_ATTEMPTS
+      env.LANGFUSE_INGESTION_CLICKHOUSE_MAX_ATTEMPTS,
     );
   });
 
@@ -148,7 +143,7 @@ describe("ClickhouseWriter", () => {
 
     expect(mockInsert).toHaveBeenCalledTimes(writer.maxAttempts);
     expect(logger.error).toHaveBeenCalledWith(
-      expect.stringContaining("Max attempts reached")
+      expect.stringContaining("Max attempts reached"),
     );
     expect(writer["queue"][TableName.Traces]).toHaveLength(0);
   });
@@ -164,7 +159,7 @@ describe("ClickhouseWriter", () => {
     expect(mockInsert).toHaveBeenCalledTimes(1);
     expect(writer["intervalId"]).toBeNull();
     expect(logger.info).toHaveBeenCalledWith(
-      "ClickhouseWriter shutdown complete."
+      "ClickhouseWriter shutdown complete.",
     );
   });
 
@@ -204,7 +199,7 @@ describe("ClickhouseWriter", () => {
 
     expect(setIntervalSpy).toHaveBeenCalledWith(
       expect.any(Function),
-      writer.writeInterval
+      writer.writeInterval,
     );
   });
 
@@ -246,17 +241,17 @@ describe("ClickhouseWriter", () => {
     const concurrentWrites = 1000;
 
     const writes = Array.from({ length: concurrentWrites }, (_, i) =>
-      writer.addToQueue(TableName.Traces, { id: `${i}`, name: `test${i}` })
+      writer.addToQueue(TableName.Traces, { id: `${i}`, name: `test${i}` }),
     );
 
     await Promise.all(writes);
     await vi.advanceTimersByTimeAsync(writer.writeInterval);
 
     expect(mockInsert).toHaveBeenCalledTimes(
-      Math.ceil(concurrentWrites / writer.batchSize)
+      Math.ceil(concurrentWrites / writer.batchSize),
     );
     expect(writer["queue"][TableName.Traces].length).toBeLessThan(
-      writer.batchSize
+      writer.batchSize,
     );
   });
 
@@ -273,13 +268,13 @@ describe("ClickhouseWriter", () => {
     expect(metricsDistributionSpy).toHaveBeenCalledWith(
       "ingestion_clickhouse_insert_wait_time",
       expect.any(Number),
-      { unit: "milliseconds" }
+      { unit: "milliseconds" },
     );
 
     expect(metricsDistributionSpy).toHaveBeenCalledWith(
       "ingestion_clickhouse_insert_processing_time",
       expect.any(Number),
-      { unit: "milliseconds" }
+      { unit: "milliseconds" },
     );
   });
 
@@ -294,12 +289,12 @@ describe("ClickhouseWriter", () => {
 
     await vi.advanceTimersByTimeAsync(writer.writeInterval);
     expect(logger.error).toHaveBeenCalledWith(
-      expect.stringContaining("Network error")
+      expect.stringContaining("Network error"),
     );
 
     await vi.advanceTimersByTimeAsync(writer.writeInterval);
     expect(logger.error).toHaveBeenCalledWith(
-      expect.stringContaining("Timeout")
+      expect.stringContaining("Timeout"),
     );
 
     await vi.advanceTimersByTimeAsync(writer.writeInterval);
@@ -322,9 +317,9 @@ describe("ClickhouseWriter", () => {
     expect(mockInsert).toHaveBeenCalledWith(
       expect.objectContaining({
         values: expect.arrayContaining(
-          new Array(partialQueueSize).fill(expect.any(Object))
+          new Array(partialQueueSize).fill(expect.any(Object)),
         ),
-      })
+      }),
     );
     expect(writer["queue"][TableName.Traces]).toHaveLength(0);
   });

worker/src/services/ClickhouseWriter/index.ts

@@ -8,7 +8,7 @@ import {
 } from "@langfuse/shared/src/server";
 
 import { env } from "../../env";
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import { instrumentAsync } from "@langfuse/shared/src/server";
 import { SpanKind } from "@opentelemetry/api";
 
@@ -48,7 +48,7 @@ export class ClickhouseWriter {
 
   private start() {
     logger.info(
-      `Starting ClickhouseWriter. Max interval: ${this.writeInterval} ms, Max batch size: ${this.batchSize}`
+      `Starting ClickhouseWriter. Max interval: ${this.writeInterval} ms, Max batch size: ${this.batchSize}`,
     );
 
     this.intervalId = setInterval(() => {
@@ -91,7 +91,7 @@ export class ClickhouseWriter {
         ]).catch((err) => {
           logger.error("ClickhouseWriter.flushAll", err);
         });
-      }
+      },
     );
   }
 
@@ -101,7 +101,7 @@ export class ClickhouseWriter {
 
     const queueItems = entityQueue.splice(
       0,
-      fullQueue ? entityQueue.length : this.batchSize
+      fullQueue ? entityQueue.length : this.batchSize,
     );
 
     // Log wait time
@@ -126,11 +126,11 @@ export class ClickhouseWriter {
         Date.now() - processingStartTime,
         {
           unit: "milliseconds",
-        }
+        },
       );
 
       logger.debug(
-        `Flushed ${queueItems.length} records to Clickhouse ${tableName}. New queue length: ${entityQueue.length}`
+        `Flushed ${queueItems.length} records to Clickhouse ${tableName}. New queue length: ${entityQueue.length}`,
       );
 
       recordGauge(
@@ -139,7 +139,7 @@ export class ClickhouseWriter {
         {
           unit: "records",
           entityType: tableName,
-        }
+        },
       );
     } catch (err) {
       logger.error(`ClickhouseWriter.flush ${tableName}`, err);
@@ -154,7 +154,7 @@ export class ClickhouseWriter {
         } else {
           // TODO - Add to a dead letter queue in Redis rather than dropping
           logger.error(
-            `Max attempts reached for ${tableName} record. Dropping record ${item.data}.`
+            `Max attempts reached for ${tableName} record. Dropping record ${item.data}.`,
           );
         }
       });
@@ -163,7 +163,7 @@ export class ClickhouseWriter {
 
   public addToQueue<T extends TableName>(
     tableName: T,
-    data: RecordInsertType<T>
+    data: RecordInsertType<T>,
   ) {
     const entityQueue = this.queue[tableName];
     entityQueue.push({
@@ -200,7 +200,7 @@ export class ClickhouseWriter {
       });
 
     logger.debug(
-      `ClickhouseWriter.writeToClickhouse: ${Date.now() - startTime} ms`
+      `ClickhouseWriter.writeToClickhouse: ${Date.now() - startTime} ms`,
     );
 
     recordGauge("ingestion_clickhouse_insert", params.records.length);

worker/src/services/IngestionService/index.ts

@@ -32,7 +32,7 @@ import {
 
 import { tokenCount } from "../../features/tokenisation/usage";
 import { instrumentAsync } from "@langfuse/shared/src/server";
-import logger from "../../logger";
+import { logger } from "@langfuse/shared/src/server";
 import { ClickhouseWriter, TableName } from "../ClickhouseWriter";
 import { convertJsonSchemaToRecord, overwriteObject } from "./utils";
 
@@ -70,7 +70,7 @@ export class IngestionService {
     private redis: Redis,
     prisma: PrismaClient,
     private clickHouseWriter: ClickhouseWriter,
-    private clickhouseClient: ClickhouseClientType
+    private clickhouseClient: ClickhouseClientType,
   ) {
     this.promptService = new PromptService(prisma, redis);
   }
@@ -80,12 +80,12 @@ export class IngestionService {
     const eventList = (await this.redis.lrange(bufferKey, 0, -1))
       .map((serializedEventData) => {
         const parsed = ingestionEventWithProjectId.safeParse(
-          JSON.parse(serializedEventData)
+          JSON.parse(serializedEventData),
         );
 
         if (!parsed.success) {
           logger.error(
-            `Failed to parse event ${serializedEventData} : ${parsed.error}`
+            `Failed to parse event ${serializedEventData} : ${parsed.error}`,
           );
 
           return null;
@@ -97,7 +97,7 @@ export class IngestionService {
 
     if (eventList.length === 0) {
       throw new Error(
-        `No valid events found in buffer for flushKey ${flushKey}`
+        `No valid events found in buffer for flushKey ${flushKey}`,
       );
     }
 
@@ -173,7 +173,7 @@ export class IngestionService {
 
     if (!clickhouseScoreRecord && !this.hasCreateEvent(scoreEventList)) {
       throw new Error(
-        `No create event or existing record found for score with id ${entityId} in project ${projectId}`
+        `No create event or existing record found for score with id ${entityId} in project ${projectId}`,
       );
     }
 
@@ -211,7 +211,7 @@ export class IngestionService {
 
     if (!clickhouseTraceRecord && !this.hasCreateEvent(traceEventList)) {
       throw new Error(
-        `No create event or existing record found for trace with id ${entityId} in project ${projectId}`
+        `No create event or existing record found for trace with id ${entityId} in project ${projectId}`,
       );
     }
 
@@ -253,7 +253,7 @@ export class IngestionService {
       !this.hasCreateEvent(observationEventList)
     ) {
       throw new Error(
-        `No create event or existing record found for observation with id ${entityId} in project ${projectId}`
+        `No create event or existing record found for observation with id ${entityId} in project ${projectId}`,
       );
     }
 
@@ -284,7 +284,7 @@ export class IngestionService {
 
     this.clickHouseWriter.addToQueue(
       TableName.Observations,
-      finalObservationRecord
+      finalObservationRecord,
     );
   }
 
@@ -300,7 +300,7 @@ export class IngestionService {
 
     const mergedRecord = this.mergeRecords(
       recordsToMerge,
-      immutableEntityKeys[TableName.Scores]
+      immutableEntityKeys[TableName.Scores],
     );
 
     return scoreRecordInsertSchema.parse(mergedRecord);
@@ -318,7 +318,7 @@ export class IngestionService {
 
     const mergedRecord = this.mergeRecords(
       recordsToMerge,
-      immutableEntityKeys[TableName.Traces]
+      immutableEntityKeys[TableName.Traces],
     );
 
     return traceRecordInsertSchema.parse(mergedRecord);
@@ -338,7 +338,7 @@ export class IngestionService {
 
     const mergedRecord = this.mergeRecords(
       recordsToMerge,
-      immutableEntityKeys[TableName.Observations]
+      immutableEntityKeys[TableName.Observations],
     );
 
     const parsedObservationRecord =
@@ -362,7 +362,7 @@ export class IngestionService {
 
   private mergeRecords<T extends InsertRecord>(
     records: T[],
-    immutableEntityKeys: string[]
+    immutableEntityKeys: string[],
   ): unknown {
     if (records.length === 0) {
       throw new Error("No records to merge");
@@ -398,7 +398,7 @@ export class IngestionService {
 
   private async getPrompt(
     projectId: string,
-    observationEventList: ObservationEvent[]
+    observationEventList: ObservationEvent[],
   ): Promise<ObservationPrompt | null> {
     const lastObservationWithPromptInfo = observationEventList
       .slice()
@@ -419,7 +419,7 @@ export class IngestionService {
   }
 
   private hasPromptInformation(
-    event: ObservationEvent
+    event: ObservationEvent,
   ): event is ObservationEvent & {
     body: { promptName: string; promptVersion: number };
   } {
@@ -461,7 +461,7 @@ export class IngestionService {
     const tokenCosts = IngestionService.calculateTokenCosts(
       internalModel,
       observationRecord,
-      tokenCounts
+      tokenCounts,
     );
 
     return {
@@ -474,7 +474,7 @@ export class IngestionService {
 
   private getTokenCounts(
     observationRecord: ObservationRecordInsertType,
-    model: Model | null | undefined
+    model: Model | null | undefined,
   ): Pick<
     ObservationRecordInsertType,
     "input_usage_units" | "output_usage_units" | "total_usage_units"
@@ -521,7 +521,7 @@ export class IngestionService {
       input_usage_units?: number | null;
       output_usage_units?: number | null;
       total_usage_units?: number | null;
-    }
+    },
   ): {
     input_cost: number | null | undefined;
     output_cost: number | null | undefined;
@@ -613,7 +613,7 @@ export class IngestionService {
         : table === TableName.Scores
           ? convertScoreReadToInsert(recordParser[table].parse(result[0]))
           : convertObservationReadToInsert(
-              recordParser[table].parse(result[0])
+              recordParser[table].parse(result[0]),
             );
     });
   }
@@ -631,7 +631,7 @@ export class IngestionService {
         // in the default implementation, we set timestamps server side if not provided.
         // we need to insert timestamps here and change the SDKs to send timestamps client side.
         timestamp: this.getMillisecondTimestamp(
-          trace.body.timestamp ?? trace.timestamp
+          trace.body.timestamp ?? trace.timestamp,
         ),
         name: trace.body.name,
         user_id: trace.body.userId,
@@ -714,7 +714,7 @@ export class IngestionService {
         type: observationType,
         name: obs.body.name,
         start_time: this.getMillisecondTimestamp(
-          obs.body.startTime ?? obs.timestamp
+          obs.body.startTime ?? obs.timestamp,
         ),
         end_time:
           "endTime" in obs.body && obs.body.endTime
@@ -763,7 +763,7 @@ export class IngestionService {
   }
 
   private stringify(
-    obj: string | object | number | boolean | undefined | null
+    obj: string | object | number | boolean | undefined | null,
   ): string | undefined {
     if (obj == null) return; // return undefined on undefined or null
 
@@ -775,10 +775,10 @@ export class IngestionService {
   }
 
   private hasCreateEvent(
-    eventList: ObservationEvent[] | ScoreEventType[] | TraceEventType[]
+    eventList: ObservationEvent[] | ScoreEventType[] | TraceEventType[],
   ): boolean {
     return eventList.some((event) =>
-      event.type.toLowerCase().includes("create")
+      event.type.toLowerCase().includes("create"),
     );
   }
 }

worker/src/utils/shutdown.ts

@@ -1,5 +1,4 @@
-import logger from "../logger";
-
+import { logger } from "@langfuse/shared/src/server";
 import { redis } from "@langfuse/shared/src/server";
 
 import { ClickhouseWriter } from "../services/ClickhouseWriter";