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Add support for running as windows service
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Stefano Da Ros
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Nov 19, 2018
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,34 +1,109 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "net/http" | ||
| "os" | ||
|
|
||
| "github.com/kardianos/service" | ||
| "github.com/signavio/workflow-connector/internal/app/endpoint" | ||
| "github.com/signavio/workflow-connector/internal/app/server" | ||
| "github.com/signavio/workflow-connector/internal/pkg/config" | ||
| "github.com/signavio/workflow-connector/internal/pkg/log" | ||
| "github.com/spf13/viper" | ||
| ) | ||
|
|
||
| var version string | ||
| var ( | ||
| version string | ||
| logger service.Logger | ||
| ) | ||
|
|
||
| func main() { | ||
| log.When(true).Infof("starting workflow connector v%s\n", version) | ||
| type app struct { | ||
| server *http.Server | ||
| } | ||
|
|
||
| func (a *app) Start(s service.Service) error { | ||
| logger.Infof("starting workflow connector %s\n", version) | ||
| go a.run() | ||
| return nil | ||
| } | ||
| func (a *app) Stop(s service.Service) error { | ||
| logger.Infof("\nstopping workflow connector %s\n", version) | ||
| if err := a.server.Shutdown(context.Background()); err != nil { | ||
| logger.Infof("unable to shutdown server cleanly: %s\n", err) | ||
| } | ||
| if service.Interactive() { | ||
| os.Exit(0) | ||
| } | ||
| return nil | ||
| } | ||
| func (a *app) run() { | ||
| endpoint, err := endpoint.NewEndpoint(config.Options) | ||
| if err != nil { | ||
| log.Fatalln(err) | ||
| logger.Errorf("unable to create new endpoint: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| log.When(true).Infoln("[endpoint] initialize backend") | ||
| err = endpoint.Open( | ||
| config.Options.Database.Driver, | ||
| config.Options.Database.URL, | ||
| ) | ||
| if err != nil { | ||
| log.Fatalln(err) | ||
| logger.Errorf("unable to initialize backend: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| server := server.NewServer(config.Options, endpoint) | ||
| println("[server] ready and listening on :" + config.Options.Port) | ||
| a.server = server.NewServer(config.Options, endpoint) | ||
| logger.Infof( | ||
| "server is ready and listening on port %s\n", | ||
| config.Options.Port, | ||
| ) | ||
| if config.Options.TLS.Enabled { | ||
| log.Fatalln(server.ListenAndServeTLS(config.Options.TLS.PublicKey, | ||
| config.Options.TLS.PrivateKey)) | ||
| err := a.server.ListenAndServeTLS( | ||
| config.Options.TLS.PublicKey, | ||
| config.Options.TLS.PrivateKey, | ||
| ) | ||
| if err != http.ErrServerClosed { | ||
| logger.Errorf("unable to start http server: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| } else { | ||
| log.Fatalln(server.ListenAndServe()) | ||
| err := a.server.ListenAndServe() | ||
| if err != http.ErrServerClosed { | ||
| logger.Errorf("unable to start http server: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func main() { | ||
| a := &app{} | ||
| svc, err := service.New( | ||
| a, | ||
| &service.Config{ | ||
| Name: config.Options.Name, | ||
| DisplayName: config.Options.DisplayName, | ||
| Description: config.Options.Description, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| logger.Errorf("unable to create service: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| logger, err = svc.Logger(nil) | ||
| if err != nil { | ||
| logger.Errorf("unable to initialize logger: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| serviceControl, ok := viper.Get("service").(string) | ||
| if ok && serviceControl != "" { | ||
| // Execute user specified control on service | ||
| if err := service.Control(svc, serviceControl); err != nil { | ||
| logger.Error(err) | ||
| os.Exit(1) | ||
| } | ||
| return | ||
| } | ||
| err = svc.Run() | ||
| if err != nil { | ||
| logger.Errorf("unable to run the service: %s\n", err) | ||
| os.Exit(1) | ||
| } | ||
| } |