コード例 #1
0
func runServer(neoURL string, port string, cacheDuration string, env string) {

	if duration, durationErr := time.ParseDuration(cacheDuration); durationErr != nil {
		log.Fatalf("Failed to parse cache duration string, %v", durationErr)
	} else {
		organisations.CacheControlHeader = fmt.Sprintf("max-age=%s, public", strconv.FormatFloat(duration.Seconds(), 'f', 0, 64))
	}

	conf := neoutils.ConnectionConfig{
		BatchSize:     1024,
		Transactional: false,
		HTTPClient: &http.Client{
			Transport: &http.Transport{
				MaxIdleConnsPerHost: 100,
			},
			Timeout: 1 * time.Minute,
		},
		BackgroundConnect: true,
	}
	db, err := neoutils.Connect(neoURL, &conf)

	if err != nil {
		log.Fatalf("Error connecting to neo4j %s", err)
	}

	organisations.OrganisationDriver = organisations.NewCypherDriver(db, env)

	servicesRouter := mux.NewRouter()

	// Healthchecks and standards first
	servicesRouter.HandleFunc("/__health", v1a.Handler("PublicOrganisationsRead Healthchecks",
		"Checks for accessing neo4j", organisations.HealthCheck()))

	servicesRouter.HandleFunc("/__gtg", organisations.GoodToGo)

	// Then API specific ones:
	servicesRouter.HandleFunc("/organisations/{uuid}", organisations.GetOrganisation).Methods("GET")

	servicesRouter.HandleFunc("/organisations/{uuid}", organisations.MethodNotAllowedHandler)

	var monitoringRouter http.Handler = servicesRouter
	monitoringRouter = httphandlers.TransactionAwareRequestLoggingHandler(log.StandardLogger(), monitoringRouter)
	monitoringRouter = httphandlers.HTTPMetricsHandler(metrics.DefaultRegistry, monitoringRouter)

	// The following endpoints should not be monitored or logged (varnish calls one of these every second, depending on config)
	// The top one of these build info endpoints feels more correct, but the lower one matches what we have in Dropwizard,
	// so it's what apps expect currently same as ping, the content of build-info needs more definition
	//using http router here to be able to catch "/"
	http.HandleFunc(status.PingPath, status.PingHandler)
	http.HandleFunc(status.PingPathDW, status.PingHandler)
	http.HandleFunc(status.BuildInfoPath, status.BuildInfoHandler)
	http.HandleFunc(status.BuildInfoPathDW, status.BuildInfoHandler)
	http.HandleFunc("/__gtg", organisations.GoodToGo)
	http.Handle("/", monitoringRouter)

	if err := http.ListenAndServe(":"+port, nil); err != nil {
		log.Fatalf("Unable to start server: %v", err)
	}

}
コード例 #2
0
func RunServerWithConf(conf RWConf) {
	for path, service := range conf.Services {
		err := service.Initialise()
		if err != nil {
			log.Fatalf("Service for path %s could not startup, err=%s", path, err)
		}
	}

	if conf.Env != "local" {
		f, err := os.OpenFile("/var/log/apps/"+conf.ServiceName+"-go-app.log", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
		if err == nil {
			log.SetOutput(f)
			log.SetFormatter(&log.TextFormatter{DisableColors: true})
		} else {
			log.Fatalf("Failed to initialise log file, %v", err)
		}
		defer f.Close()
	}

	var m http.Handler
	m = router(conf.Services, conf.HealthHandler)
	if conf.EnableReqLog {
		m = httphandlers.TransactionAwareRequestLoggingHandler(log.StandardLogger(), m)
	}
	m = httphandlers.HTTPMetricsHandler(metrics.DefaultRegistry, m)

	http.Handle("/", m)

	log.Printf("listening on %d", conf.Port)
	log.Println(http.ListenAndServe(fmt.Sprintf(":%d", conf.Port), nil).Error())
	log.Printf("exiting on %s", conf.ServiceName)
}
コード例 #3
0
func setupServiceHandler(sc ServiceConfig, metricsHandler Metrics, contentHandler ContentHandler) *mux.Router {
	r := mux.NewRouter()
	r.Path("/content-preview/{uuid}").Handler(handlers.MethodHandler{"GET": oldhttphandlers.HTTPMetricsHandler(metricsHandler.registry,
		oldhttphandlers.TransactionAwareRequestLoggingHandler(logrus.StandardLogger(), contentHandler))})
	r.Path(httphandlers.BuildInfoPath).HandlerFunc(httphandlers.BuildInfoHandler)
	r.Path(httphandlers.PingPath).HandlerFunc(httphandlers.PingHandler)
	r.Path("/__health").Handler(handlers.MethodHandler{"GET": http.HandlerFunc(fthealth.Handler(sc.serviceName, serviceDescription, sc.nativeContentSourceCheck(), sc.transformerServiceCheck()))})
	r.Path("/__metrics").Handler(handlers.MethodHandler{"GET": http.HandlerFunc(metricsHttpEndpoint)})
	return r
}
コード例 #4
0
func router(hh httpHandlers) http.Handler {
	servicesRouter := mux.NewRouter()
	servicesRouter.Headers("Content-type: application/json")
	// Then API specific ones:
	servicesRouter.HandleFunc("/content/{uuid}/annotations", hh.GetAnnotations).Methods("GET")
	servicesRouter.HandleFunc("/content/{uuid}/annotations", hh.PutAnnotations).Methods("PUT")
	servicesRouter.HandleFunc("/content/{uuid}/annotations", hh.DeleteAnnotations).Methods("DELETE")
	servicesRouter.HandleFunc("/content/annotations/__count", hh.CountAnnotations).Methods("GET")

	var monitoringRouter http.Handler = servicesRouter
	monitoringRouter = httphandlers.TransactionAwareRequestLoggingHandler(log.StandardLogger(), monitoringRouter)
	monitoringRouter = httphandlers.HTTPMetricsHandler(metrics.DefaultRegistry, monitoringRouter)

	return monitoringRouter
}
コード例 #5
0
func main() {
	app := cli.App("curated-authors-transformer", "A RESTful API for transforming Bertha Curated Authors to UP People JSON")

	port := app.Int(cli.IntOpt{
		Name:   "port",
		Value:  8080,
		Desc:   "Port to listen on",
		EnvVar: "PORT",
	})
	berthaSrcUrl := app.String(cli.StringOpt{
		Name:   "bertha-source-url",
		Value:  "{url}",
		Desc:   "The URL of the Bertha Authors JSON source",
		EnvVar: "BERTHA_SOURCE_URL",
	})

	app.Action = func() {
		log.Info("App started!!!")

		bs, err := newBerthaService(*berthaSrcUrl)

		if err != nil {
			log.Error(err)
			panic(err)
		}

		ah := newAuthorHandler(bs)

		h := setupServiceHandlers(ah)

		http.Handle("/", httphandlers.HTTPMetricsHandler(metrics.DefaultRegistry,
			httphandlers.TransactionAwareRequestLoggingHandler(log.StandardLogger(), h)))

		log.Infof("Listening on [%d].\n", *port)
		errServe := http.ListenAndServe(fmt.Sprintf(":%d", *port), nil)
		if errServe != nil {
			log.Printf("Web server failed: [%v].\n", errServe)
		}
	}

	app.Run(os.Args)
}
コード例 #6
0
func main() {
	app := cli.App("subjects-transformer", "A RESTful API for transforming TME Subjects to UP json")
	username := app.String(cli.StringOpt{
		Name:   "tme-username",
		Value:  "",
		Desc:   "TME username used for http basic authentication",
		EnvVar: "TME_USERNAME",
	})
	password := app.String(cli.StringOpt{
		Name:   "tme-password",
		Value:  "",
		Desc:   "TME password used for http basic authentication",
		EnvVar: "TME_PASSWORD",
	})
	token := app.String(cli.StringOpt{
		Name:   "token",
		Value:  "",
		Desc:   "Token to be used for accessing TME",
		EnvVar: "TOKEN",
	})
	baseURL := app.String(cli.StringOpt{
		Name:   "base-url",
		Value:  "http://localhost:8080/transformers/subjects/",
		Desc:   "Base url",
		EnvVar: "BASE_URL",
	})
	tmeBaseURL := app.String(cli.StringOpt{
		Name:   "tme-base-url",
		Value:  "https://tme.ft.com",
		Desc:   "TME base url",
		EnvVar: "TME_BASE_URL",
	})
	port := app.Int(cli.IntOpt{
		Name:   "port",
		Value:  8080,
		Desc:   "Port to listen on",
		EnvVar: "PORT",
	})
	maxRecords := app.Int(cli.IntOpt{
		Name:   "maxRecords",
		Value:  int(10000),
		Desc:   "Maximum records to be queried to TME",
		EnvVar: "MAX_RECORDS",
	})
	slices := app.Int(cli.IntOpt{
		Name:   "slices",
		Value:  int(10),
		Desc:   "Number of requests to be executed in parallel to TME",
		EnvVar: "SLICES",
	})

	tmeTaxonomyName := "Subjects"

	app.Action = func() {
		client := getResilientClient()

		mf := new(subjectTransformer)
		s, err := newSubjectService(tmereader.NewTmeRepository(client, *tmeBaseURL, *username, *password, *token, *maxRecords, *slices, tmeTaxonomyName, &tmereader.KnowledgeBases{}, mf), *baseURL, tmeTaxonomyName, *maxRecords)
		if err != nil {
			log.Errorf("Error while creating SubjectsService: [%v]", err.Error())
		}

		h := newSubjectsHandler(s)
		m := mux.NewRouter()

		// The top one of these feels more correct, but the lower one matches what we have in Dropwizard,
		// so it's what apps expect currently same as ping
		m.HandleFunc(status.PingPath, status.PingHandler)
		m.HandleFunc(status.PingPathDW, status.PingHandler)
		m.HandleFunc(status.BuildInfoPath, status.BuildInfoHandler)
		m.HandleFunc(status.BuildInfoPathDW, status.BuildInfoHandler)
		m.HandleFunc("/__health", v1a.Handler("Subjects Transformer Healthchecks", "Checks for accessing TME", h.HealthCheck()))
		m.HandleFunc("/__gtg", h.GoodToGo)

		m.HandleFunc("/transformers/subjects", h.getSubjects).Methods("GET")
		m.HandleFunc("/transformers/subjects/__ids", h.getIds).Methods("GET")
		m.HandleFunc("/transformers/subjects/__count", h.getCount).Methods("GET")
		m.HandleFunc("/transformers/subjects/__reload", h.reload).Methods("POST")
		m.HandleFunc("/transformers/subjects/{uuid}", h.getSubjectByUUID).Methods("GET")

		http.Handle("/", m)

		log.Printf("listening on %d", *port)
		http.ListenAndServe(fmt.Sprintf(":%d", *port),
			httphandlers.HTTPMetricsHandler(metrics.DefaultRegistry,
				httphandlers.TransactionAwareRequestLoggingHandler(log.StandardLogger(), m)))
	}
	app.Run(os.Args)
}