universe/k8s/lux-mainnet/graph-node.yaml

# Graph Node + PostgreSQL for Lux AMM subgraph indexing
# Indexes v2/v3 pool events from AMMV2Factory on Lux C-chain

---
# PostgreSQL for Graph Node
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: graph-postgres-data
  namespace: lux-mainnet
spec:
  accessModes: [ReadWriteOnce]
  resources:
    requests:
      storage: 50Gi
---
# IPFS store — graph-node re-reads the subgraph manifest from IPFS on every
# restart, so this cannot be an emptyDir or a restart deletes the deployment.
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: graph-ipfs-data
  namespace: lux-mainnet
spec:
  accessModes: [ReadWriteOnce]
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: graph-postgres
  namespace: lux-mainnet
spec:
  serviceName: graph-postgres
  replicas: 1
  selector:
    matchLabels:
      app: graph-postgres
  template:
    metadata:
      labels:
        app: graph-postgres
    spec:
      containers:
        - name: postgres
          # MUST match the on-disk PGDATA major version. The volume was
          # written by 18.4; postgres:16 dies with FATAL "unrecognized
          # configuration parameter autovacuum_worker_slots" and takes
          # graph-node down with DatabaseUnavailable.
          image: postgres:18-alpine
          ports:
            - containerPort: 5432
          env:
            - name: POSTGRES_USER
              value: graph
            - name: POSTGRES_PASSWORD
              value: graph-lux-2026
            - name: POSTGRES_DB
              value: graph_node
            - name: POSTGRES_INITDB_ARGS
              value: "-E UTF8 --locale=C"
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
          volumeMounts:
            - name: data
              mountPath: /var/lib/postgresql/data
          resources:
            requests:
              memory: "512Mi"
              cpu: "250m"
            limits:
              memory: "2Gi"
              cpu: "1000m"
      volumes:
        - name: data
          persistentVolumeClaim:
            claimName: graph-postgres-data
---
apiVersion: v1
kind: Service
metadata:
  name: graph-postgres
  namespace: lux-mainnet
spec:
  selector:
    app: graph-postgres
  ports:
    - port: 5432
---
# IPFS node for subgraph deployment artifacts
apiVersion: apps/v1
kind: Deployment
metadata:
  name: graph-ipfs
  namespace: lux-mainnet
spec:
  replicas: 1
  selector:
    matchLabels:
      app: graph-ipfs
  template:
    metadata:
      labels:
        app: graph-ipfs
    spec:
      containers:
        - name: ipfs
          image: ipfs/kubo:v0.28.0
          ports:
            - containerPort: 5001  # API
            - containerPort: 8080  # Gateway
          volumeMounts:
            - name: data
              mountPath: /data/ipfs
          resources:
            requests:
              memory: "256Mi"
              cpu: "100m"
            limits:
              memory: "1Gi"
              cpu: "500m"
      volumes:
        - name: data
          persistentVolumeClaim:
            claimName: graph-ipfs-data
---
apiVersion: v1
kind: Service
metadata:
  name: graph-ipfs
  namespace: lux-mainnet
spec:
  selector:
    app: graph-ipfs
  ports:
    - name: api
      port: 5001
    - name: gateway
      port: 8080
---
# Graph Node ConfigMap
apiVersion: v1
kind: ConfigMap
metadata:
  name: graph-node-config
  namespace: lux-mainnet
data:
  config.toml: |
    [store]
    [store.primary]
    connection = "postgresql://graph:[email protected]:5432/graph_node?sslmode=disable"
    weight = 1
    pool_size = 10

    [deployment]
    [[deployment.rule]]
    shard = "primary"
    indexers = ["graph_node"]

    [chains]
    ingestor = "graph_node"

    [chains.lux]
    shard = "primary"
    # All five validators serve the same C-Chain at the same height, and the
    # historical backfill is RPC-latency-bound, not CPU-bound — graph-node
    # spreads requests across the providers of a chain, so listing all five is
    # ~5x the backfill throughput at no cost. Labels MUST be unique ("Provider
    # labels must be unique" is a hard config error, not a warning). luxd is
    # archive (eth_call at block 49 returns WLUX), which the subgraph needs for
    # token metadata.
    provider = [
      { label = "luxd-0", url = "http://luxd-0.luxd-headless.lux-mainnet.svc:9630/v1/bc/C/rpc", features = ["archive"] },
      { label = "luxd-1", url = "http://luxd-1.luxd-headless.lux-mainnet.svc:9630/v1/bc/C/rpc", features = ["archive"] },
      { label = "luxd-2", url = "http://luxd-2.luxd-headless.lux-mainnet.svc:9630/v1/bc/C/rpc", features = ["archive"] },
      { label = "luxd-3", url = "http://luxd-3.luxd-headless.lux-mainnet.svc:9630/v1/bc/C/rpc", features = ["archive"] },
      { label = "luxd-4", url = "http://luxd-4.luxd-headless.lux-mainnet.svc:9630/v1/bc/C/rpc", features = ["archive"] }
    ]
---
# Graph Node StatefulSet
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: graph-node
  namespace: lux-mainnet
spec:
  serviceName: graph-node
  replicas: 1
  selector:
    matchLabels:
      app: graph-node
  template:
    metadata:
      labels:
        app: graph-node
    spec:
      containers:
        - name: graph-node
          image: graphprotocol/graph-node:v0.35.1
          ports:
            - containerPort: 8000  # GraphQL HTTP
              name: graphql
            - containerPort: 8001  # GraphQL WS
              name: ws
            - containerPort: 8020  # JSON-RPC (admin/deploy)
              name: admin
            - containerPort: 8030  # Index node status
              name: status
            - containerPort: 8040  # Metrics
              name: metrics
          env:
            - name: GRAPH_NODE_CONFIG
              value: /etc/graph-node/config.toml
            # graph-node normalises node_id to snake_case internally; the
            # deployment rule must use the SAME literal or deployments are
            # assigned to a node that does not exist and never index.
            - name: node_id
              value: graph_node
            - name: GRAPH_LOG
              value: info
            - name: ipfs
              value: graph-ipfs.lux-mainnet.svc:5001
            - name: ETHEREUM_REORG_THRESHOLD
              value: "1"
            - name: ETHEREUM_ANCESTOR_COUNT
              value: "1"
            # Backfill tuning. 96369 has ~1.1M blocks of which only the first
            # ~410k carry any DEX activity, so the scan spends most of its time
            # walking empty ranges one 2000-block default at a time. Larger
            # ranges + a deeper block batch cut the round trips that dominate.
            - name: GRAPH_ETHEREUM_TARGET_TRIGGERS_PER_BLOCK_RANGE
              value: "1000"
            - name: GRAPH_ETHEREUM_MAX_BLOCK_RANGE_SIZE
              value: "10000"
            - name: GRAPH_ETHEREUM_BLOCK_BATCH_SIZE
              value: "50"
          volumeMounts:
            - name: config
              mountPath: /etc/graph-node
          resources:
            requests:
              memory: "2Gi"
              cpu: "500m"
            limits:
              memory: "4Gi"
              cpu: "2000m"
      volumes:
        - name: config
          configMap:
            name: graph-node-config
---
apiVersion: v1
kind: Service
metadata:
  name: graph-node
  namespace: lux-mainnet
spec:
  selector:
    app: graph-node
  ports:
    - name: graphql
      port: 8000
    - name: ws
      port: 8001
    - name: admin
      port: 8020
    - name: status
      port: 8030
---
# IngressRoute for subgraph.lux.network
apiVersion: hanzo.ai/v1alpha1
kind: IngressRoute
metadata:
  name: graph-node
  namespace: lux-mainnet
spec:
  entryPoints:
    - websecure
  routes:
    - match: Host(`subgraph.lux.network`)
      kind: Rule
      services:
        - name: graph-node
          port: 8000
  tls:
    certResolver: letsencrypt