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stressWorkflow.go
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stressWorkflow.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 basic
import (
"fmt"
"time"
"go.uber.org/cadence/worker"
"go.uber.org/cadence/workflow"
"go.uber.org/zap"
"github.com/uber/cadence/bench/load/common"
)
const (
stressWorkflowName = "basicStressWorkflow"
)
type (
// WorkflowParams inputs to workflow.
WorkflowParams struct {
ChainSequence int
ConcurrentCount int
TaskListNumber int
PayloadSizeBytes int
CadenceSleep time.Duration
PanicWorkflow bool
}
)
// RegisterWorker registers workflows and activities for basic load
func RegisterWorker(w worker.Worker) {
w.RegisterWorkflowWithOptions(stressWorkflowExecute, workflow.RegisterOptions{Name: stressWorkflowName})
}
func stressWorkflowExecute(ctx workflow.Context, workflowInput WorkflowParams) error {
if workflowInput.PanicWorkflow {
panic("panic workflow load test.")
}
activityParams := common.EchoActivityParams{
Payload: make([]byte, workflowInput.PayloadSizeBytes),
}
ao := workflow.ActivityOptions{
TaskList: common.GetTaskListName(workflowInput.TaskListNumber),
ScheduleToStartTimeout: time.Minute,
StartToCloseTimeout: time.Minute,
HeartbeatTimeout: 20 * time.Second,
}
ctx = workflow.WithActivityOptions(ctx, ao)
for i := 0; i < workflowInput.ChainSequence; i++ {
selector := workflow.NewSelector(ctx)
var activityErr error
for j := 0; j < workflowInput.ConcurrentCount; j++ {
selector.AddFuture(workflow.ExecuteActivity(ctx, common.EchoActivityName, activityParams), func(f workflow.Future) {
err := f.Get(ctx, nil)
if err != nil {
workflow.GetLogger(ctx).Error("basic test stress workflow echo activity execution failed", zap.Error(err))
activityErr = err
}
})
}
for i := 0; i < workflowInput.ConcurrentCount; i++ {
selector.Select(ctx) // this will wait for one branch
if activityErr != nil {
return fmt.Errorf("echo activity execution failed: %v", activityErr)
}
}
if workflowInput.CadenceSleep > 0 {
if err := workflow.Sleep(ctx, workflowInput.CadenceSleep); err != nil {
workflow.GetLogger(ctx).Error("cadence.Sleep() returned error", zap.Error(err))
return fmt.Errorf("stress workflow sleep failed: %v", err)
}
}
}
return nil
}