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wxing1292andGitHub
3fd8bac217
* Use low priority lock for VerifyFirstWorkflowTaskScheduled API * Use low priority lock for VerifyChildExecutionCompletionRecorded API * Rename caller type to lock priority since some internal API use "low priority lock"
82 lines
2.8 KiB
Go
82 lines
2.8 KiB
Go
// The MIT License
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//
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// Copyright (c) 2020 Temporal Technologies Inc. All rights reserved.
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//
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// Copyright (c) 2020 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package describemutablestate
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import (
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"context"
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"go.temporal.io/server/api/historyservice/v1"
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"go.temporal.io/server/common/definition"
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"go.temporal.io/server/common/namespace"
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"go.temporal.io/server/service/history/api"
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"go.temporal.io/server/service/history/shard"
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"go.temporal.io/server/service/history/workflow"
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)
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func Invoke(
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ctx context.Context,
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req *historyservice.DescribeMutableStateRequest,
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shard shard.Context,
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workflowConsistencyChecker api.WorkflowConsistencyChecker,
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) (_ *historyservice.DescribeMutableStateResponse, retError error) {
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namespaceID := namespace.ID(req.GetNamespaceId())
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err := api.ValidateNamespaceUUID(namespaceID)
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if err != nil {
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return nil, err
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}
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weCtx, err := workflowConsistencyChecker.GetWorkflowContext(
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ctx,
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nil,
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api.BypassMutableStateConsistencyPredicate,
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definition.NewWorkflowKey(
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req.NamespaceId,
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req.Execution.WorkflowId,
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req.Execution.RunId,
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),
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workflow.LockPriorityHigh,
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)
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if err != nil {
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return nil, err
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}
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defer func() { weCtx.GetReleaseFn()(retError) }()
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response := &historyservice.DescribeMutableStateResponse{}
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if weCtx.GetContext().(*workflow.ContextImpl).MutableState != nil {
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msb := weCtx.GetContext().(*workflow.ContextImpl).MutableState
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response.CacheMutableState = msb.CloneToProto()
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}
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// clear mutable state to force reload from persistence. This API returns both cached and persisted version.
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weCtx.GetContext().Clear()
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mutableState, err := weCtx.GetContext().LoadMutableState(ctx)
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if err != nil {
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return nil, err
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}
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response.DatabaseMutableState = mutableState.CloneToProto()
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return response, nil
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}
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