Files
tasks/service/history/api/replication/generate_task.go
Wenquan Xingandrodrigozhou ca7c446c4a Fix GenerateMigrationTasks behavior (#4987)
<!-- Describe what has changed in this PR -->
**What changed?**
* GenerateMigrationTasks API should also propagate pending activity info

<!-- Tell your future self why have you made these changes -->
**Why?**
For namespace migration, history events as well as (updated) activity
info both should be replicated

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test? Checked in staging env? -->
**How did you test it?**
N/A

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**Is hotfix candidate?**
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2023-10-30 16:54:42 -05:00

95 lines
3.2 KiB
Go

// The MIT License
//
// Copyright (c) 2020 Temporal Technologies Inc. All rights reserved.
//
// Copyright (c) 2020 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package replication
import (
"context"
"go.temporal.io/server/api/historyservice/v1"
"go.temporal.io/server/common/definition"
"go.temporal.io/server/common/namespace"
"go.temporal.io/server/common/persistence"
"go.temporal.io/server/common/util"
"go.temporal.io/server/service/history/api"
"go.temporal.io/server/service/history/shard"
"go.temporal.io/server/service/history/tasks"
"go.temporal.io/server/service/history/workflow"
)
func GenerateTask(
ctx context.Context,
request *historyservice.GenerateLastHistoryReplicationTasksRequest,
shard shard.Context,
workflowConsistencyChecker api.WorkflowConsistencyChecker,
) (_ *historyservice.GenerateLastHistoryReplicationTasksResponse, retError error) {
namespaceEntry, err := api.GetActiveNamespace(shard, namespace.ID(request.GetNamespaceId()))
if err != nil {
return nil, err
}
namespaceID := namespaceEntry.ID()
wfContext, err := workflowConsistencyChecker.GetWorkflowContext(
ctx,
nil,
api.BypassMutableStateConsistencyPredicate,
definition.NewWorkflowKey(
namespaceID.String(),
request.Execution.WorkflowId,
request.Execution.RunId,
),
workflow.LockPriorityHigh,
)
if err != nil {
return nil, err
}
defer func() { wfContext.GetReleaseFn()(retError) }()
mutableState := wfContext.GetMutableState()
replicationTasks, stateTransitionCount, err := mutableState.GenerateMigrationTasks()
if err != nil {
return nil, err
}
err = shard.AddTasks(ctx, &persistence.AddHistoryTasksRequest{
ShardID: shard.GetShardID(),
// RangeID is set by shard
NamespaceID: string(namespaceID),
WorkflowID: request.Execution.WorkflowId,
RunID: request.Execution.RunId,
Tasks: map[tasks.Category][]tasks.Task{
tasks.CategoryReplication: replicationTasks,
},
})
if err != nil {
return nil, err
}
historyLength := util.Max(mutableState.GetNextEventID()-1, 0)
return &historyservice.GenerateLastHistoryReplicationTasksResponse{
StateTransitionCount: stateTransitionCount,
HistoryLength: historyLength,
}, nil
}