diff options
Diffstat (limited to 'cmd/dtailhealth')
| -rw-r--r-- | cmd/dtailhealth/main.go | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/cmd/dtailhealth/main.go b/cmd/dtailhealth/main.go index a0ca84e..33e84db 100644 --- a/cmd/dtailhealth/main.go +++ b/cmd/dtailhealth/main.go @@ -3,13 +3,12 @@ package main import ( "context" "flag" + "fmt" "os" "sync" + "time" - "net/http" - _ "net/http" - _ "net/http/pprof" - + "github.com/mimecast/dtail/internal/cli" "github.com/mimecast/dtail/internal/clients" "github.com/mimecast/dtail/internal/config" "github.com/mimecast/dtail/internal/io/dlog" @@ -28,11 +27,12 @@ func main() { flag.StringVar(&args.Logger, "logger", config.DefaultHealthCheckLogger, "Logger name") flag.StringVar(&args.LogLevel, "logLevel", "none", "Log level") flag.StringVar(&args.ServersStr, "server", "", "Remote server to connect") + flag.BoolVar(&args.NoAuthKey, "no-auth-key", false, "Disable auth-key fast reconnect feature") flag.StringVar(&pprof, "pprof", "", "Start PProf server this address") flag.Parse() if displayVersion { - version.PrintAndExit() + version.PrintAndExit(false) } config.Setup(source.HealthCheck, &args, flag.Args()) @@ -43,13 +43,35 @@ func main() { wg.Add(1) dlog.Start(ctx, &wg, source.HealthCheck) + var pprofServer *cli.PProfServer if pprof != "" { - dlog.Client.Info("Starting PProf", pprof) - go func() { - panic(http.ListenAndServe(pprof, nil)) - }() + pprofServer, pprofErr := cli.NewPProfServer(pprof) + if pprofErr != nil { + dlog.Client.Error("Unable to start PProf", pprofErr) + } else { + dlog.Client.Info("Starting PProf", pprofServer.Address()) + pprofServer.Start(nil) + } + } + + healthClient, err := clients.NewHealthClient(args) + status := 0 + if err != nil { + fmt.Fprintf(os.Stderr, "CRITICAL: unable to create dtailhealth client: %v\n", err) + status = 2 + } else { + status = healthClient.Start(ctx, signal.NoCh(ctx)) + } + + if pprofServer != nil { + shutdownCtx, shutdownCancel := context.WithTimeout(context.Background(), 5*time.Second) + if err := pprofServer.Shutdown(shutdownCtx); err != nil { + dlog.Client.Error("Unable to stop PProf", err) + } + shutdownCancel() } - healthClient, _ := clients.NewHealthClient(args) - os.Exit(healthClient.Start(ctx, signal.NoCh(ctx))) + cancel() + wg.Wait() + os.Exit(status) } |
