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// Copyright 2024 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package workflow
import (
"sync"
"time"
)
// Service is the interface for starting and managing the workflows that process individual patch series.
// The workflow includes steps like building base/patched kernel, dong boot tests, running fuzzing, etc.
// It's assumed that the workflow will query the necessary data and report its detailed progress itself,
// so we only need to be able to start it and to check its current overall state.
type Service interface {
Start(sessionID string) error
Status(id string) (Status, []byte, error)
// The recommended value. May depend on the implementation (test/prod).
PollPeriod() time.Duration
}
type Status string
const (
StatusNotFound Status = "not_found"
StatusRunning Status = "running"
StatusFinished Status = "finished"
StatusFailed Status = "failed"
)
// MockService serializes callback invocations to simplify test implementations.
type MockService struct {
mu sync.Mutex
PollDelayValue time.Duration
OnStart func(string) error
OnStatus func(string) (Status, []byte, error)
}
func (ms *MockService) Start(id string) error {
ms.mu.Lock()
defer ms.mu.Unlock()
if ms.OnStart != nil {
return ms.OnStart(id)
}
return nil
}
func (ms *MockService) Status(id string) (Status, []byte, error) {
ms.mu.Lock()
defer ms.mu.Unlock()
if ms.OnStatus != nil {
return ms.OnStatus(id)
}
return StatusNotFound, nil, nil
}
func (ms *MockService) PollPeriod() time.Duration {
return ms.PollDelayValue
}
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