60 lines
918 B
Go
60 lines
918 B
Go
// Package local provides a local task runner
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package local
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import (
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"fmt"
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"sync"
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"github.com/micro/go-micro/v2/sync/task"
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)
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type localTask struct {
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opts task.Options
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mtx sync.RWMutex
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status string
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}
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func (l *localTask) Run(t task.Command) error {
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ch := make(chan error, l.opts.Pool)
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for i := 0; i < l.opts.Pool; i++ {
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go func() {
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ch <- t.Execute()
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}()
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}
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var err error
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for i := 0; i < l.opts.Pool; i++ {
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er := <-ch
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if err != nil {
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err = er
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l.mtx.Lock()
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l.status = fmt.Sprintf("command [%s] status: %s", t.Name, err.Error())
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l.mtx.Unlock()
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}
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}
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close(ch)
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return err
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}
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func (l *localTask) Status() string {
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l.mtx.RLock()
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defer l.mtx.RUnlock()
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return l.status
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}
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func NewTask(opts ...task.Option) task.Task {
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var options task.Options
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for _, o := range opts {
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o(&options)
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}
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if options.Pool == 0 {
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options.Pool = 1
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}
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return &localTask{
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opts: options,
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}
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}
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