{"id":15272387,"url":"https://github.com/sword-jin/go-graceful","last_synced_at":"2025-10-27T01:19:46.744Z","repository":{"id":57514933,"uuid":"243519277","full_name":"sword-jin/go-graceful","owner":"sword-jin","description":"a golang package for restart your application graceful, support with supervisor, 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go-graceful\n\n[![Go Report Card](https://goreportcard.com/badge/github.com/rrylee/go-graceful)](https://goreportcard.com/report/github.com/rrylee/go-graceful)\n\nInspired by [graceful](https://github.com/kuangchanglang/graceful) and [overseer](https://github.com/jpillora/overseer), for support some framework.\n\n\\\u003e= go1.8\n\n### Feature\n\n* multi service, port\n* worker with framework\n* support supervisor, systemd\n* connection limit\n\n![](./image/process.png)\n\nuse master-worker model because supervisor should keep master pid.\n\n### Example\n\nstd http server\n```go\ntype myHandler struct{}\nfunc (*myHandler) ServeHTTP(w http.ResponseWriter, _ *http.Request) {\n\t_, _ = w.Write([]byte(fmt.Sprintf(\"Hello world, pid = %d, ppid=%d\", syscall.Getpid(), syscall.Getppid())))\n}\n\nfunc main() {\n\tmux := http.NewServeMux()\n\tmux.Handle(\"/\", \u0026myHandler{})\n\n\tsrv := \u0026http.Server{Handler: mux}\n\n\tgrace := graceful.New()\n\tgrace.RegisterService(graceful.NewAddress(\"127.0.0.1:8124\", \"tcp\"), func(ln net.Listener) error {\n\t\treturn srv.Serve(ln)\n\t}, func() error {\n\t\treturn srv.Shutdown(context.Background())\n\t})\n\n\tgrace.Run()\n\terr := grace.Run()\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n}\n```\n\ndefault reload signals syscall.SIGHUP, syscall.SIGUSR1, syscall.SIGUSR2\n\nso `crul 127.0.0.1:8124`\n```bash\n$ Hello world, pid = 13435, ppid=13434\n\n$ kill -USR1 13434\n\n$ curl 127.0.0.1:8124\nHello world, pid = 13479, ppid=13434\n``` \n\n\nuse iris\n\n```go\napp := iris.New()\n\napp.Get(\"/\", func(c context2.Context) {\n    _, _ = c.Writef(\"hello world! pid=%d, ppid=%d\", syscall.Getpid(), syscall.Getppid())\n})\n\ngrace := graceful.New()\ngrace.RegisterService(graceful.NewAddress(\"127.0.0.1:8124\", \"tcp\"), func(ln net.Listener) error {\n    return app.Run(iris.Listener(ln))\n}, func() error {\n    return app.Shutdown(context.Background())\n})\nerr := grace.Run()\nif err != nil {\n    log.Fatal(err)\n}\n```\n\nalse fasthttp example and other framework.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsword-jin%2Fgo-graceful","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsword-jin%2Fgo-graceful","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsword-jin%2Fgo-graceful/lists"}