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profile.go
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profile.go
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// Copyright (c) 2017-2021 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 shadower
import (
"time"
"github.com/uber-go/tally"
"go.uber.org/cadence/workflow"
"go.uber.org/zap"
"github.com/uber/cadence/.gen/go/shadower"
)
type (
workflowProfile struct {
ctx workflow.Context
startTime time.Time
scope tally.Scope
logger *zap.Logger
}
)
const (
tagShadowDomain = "shadow-domain"
tagShadowTaskList = "shadow-tasklist"
)
const (
shadowWorkflowLatency = "shadow-workflow-latency"
shadowWorkflowStarted = "shadow-workflow-started"
shadowWorkflowCompleted = "shadow-workflow-completed"
shadowWorkflowContinueAsNew = "shadow-workflow-continueasnew"
shadowWorkflowFailed = "shadow-workflow-failed"
)
func beginWorkflow(
ctx workflow.Context,
params *shadower.WorkflowParams,
) *workflowProfile {
taggedScope := workflow.GetMetricsScope(ctx).Tagged(map[string]string{
tagShadowDomain: params.GetDomain(),
tagShadowTaskList: params.GetTaskList(),
})
taggedLogger := workflow.GetLogger(ctx).With(
zap.String(tagShadowDomain, params.GetDomain()),
zap.String(tagShadowTaskList, params.GetTaskList()),
)
if params.LastRunResult == nil {
taggedScope.Counter(shadowWorkflowStarted).Inc(1)
taggedLogger.Info("Shadow workflow started")
}
return &workflowProfile{
ctx: ctx,
startTime: workflow.Now(ctx),
scope: taggedScope,
logger: taggedLogger,
}
}
func (p *workflowProfile) endWorkflow(
err error,
) error {
now := workflow.Now(p.ctx)
p.scope.Timer(shadowWorkflowLatency).Record(now.Sub(p.startTime))
switch err.(type) {
case nil:
p.scope.Counter(shadowWorkflowCompleted).Inc(1)
p.logger.Info("Shadow workflow completed")
case *workflow.ContinueAsNewError:
p.scope.Counter(shadowWorkflowContinueAsNew).Inc(1)
p.logger.Info("Shadow workflow continued as new")
default:
p.scope.Counter(shadowWorkflowFailed).Inc(1)
p.logger.With(zap.Error(err)).Error("Shadow workflow failed")
}
return err
}