MiFaZhan
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package cmd
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import (
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"context"
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"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/consts"
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"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/event"
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"os"
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"sync"
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"github.com/gogf/gf/v2/frame/g"
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"github.com/gogf/gf/v2/os/gctx"
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"github.com/gogf/gf/v2/os/gproc"
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)
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var (
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serverCloseSignal = make(chan struct{}, 1)
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serverWg = sync.WaitGroup{}
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once sync.Once
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)
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// 等待接收服务关闭信号
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func waitServerClose(ctx context.Context) {
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signalListen(ctx, handleSignalClose)
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<-serverCloseSignal
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}
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// 等待所有服务关闭
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func waitAllServerClose(ctx context.Context) {
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serverWg.Wait()
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}
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// 处理服务关闭信号
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func handleSignalClose(sig os.Signal) {
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serverCloseEvent(gctx.GetInitCtx())
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serverCloseSignal <- struct{}{}
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}
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// 监听信号
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func signalListen(ctx context.Context, handler ...gproc.SigHandler) {
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g.Go(ctx, func(ctx context.Context) {
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// syscall.SIGINT,
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// syscall.SIGQUIT,
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// syscall.SIGKILL,
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// syscall.SIGTERM,
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// syscall.SIGABRT.
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gproc.AddSigHandlerShutdown(handler...)
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gproc.Listen()
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}, func(ctx context.Context, exception error) {
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g.Log().Fatalf(ctx, "信号监听异常 err: %+v", exception)
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})
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}
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// serverCloseEvent 关闭事件
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func serverCloseEvent(ctx context.Context) {
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once.Do(func() {
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event.EventsInstance().Emit(ctx, consts.EventKeyServerClose, nil)
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})
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}
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