// The main function sets up the connection to the storage backend for
// aggregated events (e.g. MongoDB) and fires up an HTTPs server which acts as
// an endpoint for docker notifications.
func main() {
	flag.Parse()
	rand.Seed(time.Now().UnixNano())
	glog.CopyStandardLogTo("INFO")

	// Create our application context
	ctx, _ := NewAppContext()

	// Load config file given by first argument
	configFilePath := flag.Arg(0)
	if configFilePath == "" {
		glog.Exit("Config file not specified")
	}
	c, err := LoadConfig(configFilePath)
	if err != nil {
		glog.Exit(err)
	}
	ctx.Config = c

	// Connect to MongoDB
	session, err := createMongoDbSession(c)
	if err != nil {
		glog.Exit(err)
	}
	defer session.Close()
	ctx.Session = session

	// Wait for errors on inserts and updates and for flushing changes to disk
	session.SetSafe(&mgo.Safe{FSync: true})
	collection := ctx.Session.DB(ctx.Config.DialInfo.DialInfo.Database).C(ctx.Config.Collection)

	// The repository structure shall have a uniqe key on the repository's
	// name field
	index := mgo.Index{
		Key:        []string{"repositoryname"},
		Unique:     true,
		DropDups:   true,
		Background: true,
		Sparse:     true,
	}

	if err = collection.EnsureIndex(index); err != nil {
		glog.Exitf("It looks like your mongo database is incosinstent. ",
			"Make sure you have no duplicate entries for repository names.")
	}

	// Setup HTTP endpoint
	var httpConnectionString = ctx.Config.GetEndpointConnectionString()
	glog.Infof("About to listen on \"%s%s\".", httpConnectionString, ctx.Config.Server.Route)

	mux := http.NewServeMux()
	appHandler := &appHandler{ctx: ctx}
	mux.Handle(ctx.Config.Server.Route, appHandler)
	err = http.ListenAndServeTLS(httpConnectionString, ctx.Config.Server.Ssl.Cert, ctx.Config.Server.Ssl.CertKey, mux)
	if err != nil {
		glog.Exit(err)
	}

	glog.Info("Exiting.")
}

// Required interface for flag.Var
func (config *Config) Set(runonceConfig string) error {
	_, err := os.Stat(runonceConfig)
	if err != nil {
		log.Exit("missing config file: ", err.Error())
	}
	configData, err := ioutil.ReadFile(runonceConfig)
	if err != nil {
		log.Exit("failed to read config file: ", err.Error())
	}
	return json.Unmarshal([]byte(configData), config)
}

func main() {
	flag.Parse()
	log.Infof("Simulating %v clients.", *count)
	for i := 0; i < *count; i++ {
		id := uuid.New()
		log.Infof("client %v with id %v", i, id)

		client, err := doorman.NewWithID(*addr, id, doorman.DialOpts(grpc.WithInsecure()))
		if err != nil {
			log.Exit(err)
		}
		defer client.Close()

		res, err := client.Resource(*resource, *initialCapacity)
		if err != nil {
			log.Exit(err)
		}

		go manipulateCapacity(res, *initialCapacity, id)

		conn, err := grpc.Dial(*target, grpc.WithInsecure())
		if err != nil {
			log.Exitf("did not connect: %v", err)
		}
		defer conn.Close()

		c := pb.NewGreeterClient(conn)
		rl := ratelimiter.NewQPS(res)

		for i := 0; i < *workers; i++ {
			go func() {
				ctx := context.Background()
				for {
					if err := rl.Wait(ctx); err != nil {
						log.Exitf("rl.Wait: %v", err)
					}

					ctx, cancel := context.WithTimeout(ctx, 30*time.Second)
					if _, err := c.SayHello(ctx, &pb.HelloRequest{Name: *resource}); err != nil {
						log.Error(err)
					}
					cancel()
				}
			}()
		}
	}
	http.Handle("/metrics", prometheus.Handler())
	http.ListenAndServe(fmt.Sprintf(":%v", *port), nil)

}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClient := http_client_builder.New().WithoutProxy().Build()
	httpRequestBuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	package_lister := aptly_package_lister.New(httpClient.Do, httpRequestBuilderProvider.NewHTTPRequestBuilder)

	if len(*repoURLPtr) == 0 {
		*repoURLPtr = *apiURLPtr
	}
	writer := os.Stdout
	err := do(
		writer,
		package_lister,
		*repoURLPtr,
		*apiURLPtr,
		*apiUserPtr,
		*apiPasswordPtr,
		*apiPasswordFilePtr,
		*repoPtr,
	)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClientBuilder := http_client_builder.New()
	httpClient := httpClientBuilder.Build()
	latestVersion := sonar_latest_version.New(httpClient.Get)
	urlByVersion := url_by_version.New()
	latestUrl := sonar_latest_zip_url.New(latestVersion.LatestSonarVersion, urlByVersion.SonarZipUrlForVersion)

	commandListProvider := func() command_list.CommandList {
		return command_list.New()
	}
	config_parser := debian_config_parser.New()
	copier := debian_copier.New()
	zipExtractor := debian_zip_extractor.New()
	tarGzExtractor := debian_tar_gz_extractor.New()
	requestbuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	debianPackageCreator := debian_package_creator.New(commandListProvider, copier, tarGzExtractor.ExtractTarGz, zipExtractor.ExtractZip, httpClient.Do, requestbuilderProvider.NewHTTPRequestBuilder)
	creatorByReader := debian_package_creator_by_reader.New(commandListProvider, debianPackageCreator, zipExtractor.ExtractZip)
	latestDebianPackageCreator := debian_latest_package_creator.New(httpClient.Get, latestUrl.LatestSonarZipUrl, latestVersion.LatestSonarVersion, creatorByReader.CreatePackage)

	writer := os.Stdout
	err := do(writer, latestDebianPackageCreator.CreateLatestDebianPackage, config_parser.ParseFileToConfig, latestVersion.LatestSonarVersion, *configPtr)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	flag.Parse()
	domain, err := tao.LoadDomain(*configPath, []byte(*domainPass))
	if err != nil {
		glog.Exitf("Couldn't load the config path %s: %s\n", *configPath, err)
		return
	}

	sock, err := net.Listen(*network, *addr)
	if err != nil {
		glog.Exit("Couldn't bind socket to address:", err)
		return
	}

	fmt.Println("tcca: accepting connections")
	for {
		conn, err := sock.Accept()
		if err != nil {
			glog.Exitf("Couldn't accept a connection on %s: %s", *addr, err)
			return
		}

		go tao.HandleCARequest(conn, domain.Keys.SigningKey, domain.Guard)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()

	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClient := http_client_builder.New().WithoutProxy().Build()
	httpRequestBuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	packageLister := aptly_package_lister.New(httpClient.Do, httpRequestBuilderProvider.NewHTTPRequestBuilder)
	requestbuilder_executor := aptly_requestbuilder_executor.New(httpClient.Do)
	repoPublisher := aptly_repo_publisher.New(requestbuilder_executor, httpRequestBuilderProvider)
	packageDeleter := aptly_package_deleter.New(httpClient.Do, httpRequestBuilderProvider.NewHTTPRequestBuilder, repoPublisher.PublishRepo)
	repoCleaner := aptly_repo_cleaner.New(packageDeleter.DeletePackagesByKey, packageLister.ListPackages)

	if len(*repoURLPtr) == 0 {
		*repoURLPtr = *apiURLPtr
	}

	err := do(
		repoCleaner,
		*repoURLPtr,
		*apiURLPtr,
		*apiUserPtr,
		*apiPasswordPtr,
		*apiPasswordFilePtr,
		*repoPtr,
		*distributionPtr,
	)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClientBuilder := http_client_builder.New().WithoutProxy()
	httpClient := httpClientBuilder.Build()
	requestbuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	downloader := debian_url_downloader.New(httpClient.Do, requestbuilderProvider.NewHTTPRequestBuilder)
	lineInspector := debian_line_inspector.New(downloader.DownloadURL)
	hasChanged := debian_apt_source_has_changed.New(lineInspector.HasLineChanged)

	bool, err := do(
		hasChanged,
		*pathPtr,
	)
	if err != nil {
		glog.Exit(err)
	}
	if bool {
		glog.Flush()
		os.Exit(0)
	} else {
		glog.Flush()
		os.Exit(1)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()

	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClient := http_client_builder.New().WithoutProxy().Build()
	requestbuilder_executor := aptly_requestbuilder_executor.New(httpClient.Do)
	requestbuilder := http_requestbuilder.NewHTTPRequestBuilderProvider()
	repo_publisher := aptly_repo_publisher.New(requestbuilder_executor, requestbuilder)
	repo_creater := aptly_repo_creater.New(requestbuilder_executor, requestbuilder, repo_publisher.PublishNewRepo)

	if len(*repoURLPtr) == 0 {
		*repoURLPtr = *apiURLPtr
	}

	err := do(
		repo_creater,
		*repoURLPtr,
		*apiURLPtr,
		*apiUserPtr,
		*apiPasswordPtr,
		*apiPasswordFilePtr,
		*repoPtr,
		*distributionPtr,
		strings.Split(*architecturePtr, ","),
	)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	httpClientBuilder := http_client_builder.New()
	httpClient := httpClientBuilder.Build()
	latestInformations := atlassian_utils_latest_information.New(bitbucket.JSON_URL, httpClient.Get)
	latestUrl := atlassian_utils_latest_tar_gz_url.New(latestInformations.VersionInformations)
	latestVersion := atlassian_utils_latest_version.New(latestInformations.VersionInformations)

	commandListProvider := func() command_list.CommandList {
		return command_list.New()
	}
	config_parser := debian_config_parser.New()
	copier := debian_copier.New()
	zipExtractor := debian_zip_extractor.New()
	tarGzExtractor := debian_tar_gz_extractor.New()
	requestbuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	debianPackageCreator := debian_package_creator.New(commandListProvider, copier, tarGzExtractor.ExtractTarGz, zipExtractor.ExtractZip, httpClient.Do, requestbuilderProvider.NewHTTPRequestBuilder)
	creatorByReader := debian_package_creator_by_reader.New(commandListProvider, debianPackageCreator, tarGzExtractor.ExtractTarGz)
	latestDebianPackageCreator := debian_latest_package_creator.New(httpClient.Get, latestUrl.LatestConfluenceTarGzUrl, latestVersion.LatestVersion, creatorByReader.CreatePackage)

	err := do(
		latestDebianPackageCreator.CreateLatestDebianPackage,
		config_parser,
		*configPtr,
		latestVersion.LatestVersion,
		*targetDirPtr,
	)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	commandListProvider := func() debian_command_list.CommandList {
		return debian_command_list.New()
	}
	configBuilderWithConfig := func(config *debian_config.Config) debian_config_builder.ConfigBuilder {
		return debian_config_builder.NewWithConfig(config)
	}
	config_parser := debian_config_parser.New()
	copier := debian_copier.New()
	zipExtractor := debian_zip_extractor.New()
	tarGzExtractor := debian_tar_gz_extractor.New()
	httpClientBuilder := http_client_builder.New().WithoutProxy()
	httpClient := httpClientBuilder.Build()
	requestbuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	debianPackageCreator := debian_package_creator.New(commandListProvider, copier, tarGzExtractor.ExtractTarGz, zipExtractor.ExtractZip, httpClient.Do, requestbuilderProvider.NewHTTPRequestBuilder)

	err := do(config_parser, configBuilderWithConfig, debianPackageCreator, *configPtr, *namePtr, *versionPtr, *sourcePtr, *targetPtr)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	commandListProvider := func() command_list.CommandList {
		return command_list.New()
	}
	config_parser := debian_config_parser.New()
	copier := debian_copier.New()
	zipExtractor := debian_zip_extractor.New()
	tarGzExtractor := debian_tar_gz_extractor.New()
	httpClientBuilder := http_client_builder.New().WithoutProxy()
	httpClient := httpClientBuilder.Build()
	requestbuilderProvider := http_requestbuilder.NewHTTPRequestBuilderProvider()
	debianPackageCreator := debian_package_creator.New(commandListProvider, copier, tarGzExtractor.ExtractTarGz, zipExtractor.ExtractZip, httpClient.Do, requestbuilderProvider.NewHTTPRequestBuilder)
	creatorByReader := debian_package_creator_by_reader.New(commandListProvider, debianPackageCreator, tarGzExtractor.ExtractTarGz)
	debianPackageCreatorArchive := debian_package_creator_archive.New(creatorByReader.CreatePackage)

	err := do(
		debianPackageCreatorArchive,
		config_parser,
		*tarGzPathPtr,
		*configPtr,
		*versionPtr,
		*targetDirPtr,
	)
	if err != nil {
		glog.Exit(err)
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())
	if err := do(); err != nil {
		glog.Exit(err)
	}
}

func parseIP(address string) net.IP {
	addr, err := net.LookupIP(address)
	if err != nil {
		log.Exit(err)
	}
	if len(addr) < 1 {
		log.Exitf("failed to parse IP from address '%v'", address)
	}
	return addr[0]
}

func main() {
	flag.Parse()

	if *server == "" || *resource == "" {
		log.Exit("both --server and --resource must be specified")
	}

	if *clientID == "" {
		log.Exit("--client_id must be set")
	}

	var opts []grpc.DialOption
	if len(*caFile) != 0 {
		var creds credentials.TransportAuthenticator
		var err error
		creds, err = credentials.NewClientTLSFromFile(*caFile, "")
		if err != nil {
			log.Exitf("Failed to create TLS credentials %v", err)
		}

		opts = append(opts, grpc.WithTransportCredentials(creds))
	} else {
		opts = append(opts, grpc.WithInsecure())
	}

	client, err := doorman.NewWithID(*server, *clientID, doorman.DialOpts(opts...))

	if err != nil {
		log.Exitf("could not create client: %v", err)
	}

	defer client.Close()
	resource, err := client.Resource(*resource, *wants)

	if err != nil {
		log.Exitf("could not acquire resource: %v", err)
	}

	fmt.Println(<-resource.Capacity())
}

func main() {
	flag.Parse()
	domain, err := tao.LoadDomain(*configPath, []byte(*domainPass))
	if err != nil {
		glog.Exitf("Couldn't load the config path %s: %s\n", *configPath, err)
		return
	}

	// Set up temporary keys for the connection, since the only thing that
	// matters to the remote client is that they receive a correctly-signed new
	// attestation from the policy key.
	keys, err := tao.NewTemporaryKeys(tao.Signing)
	if err != nil {
		glog.Exit("Couldn't set up temporary keys for the connection:", err)
		return
	}
	keys.Cert, err = keys.SigningKey.CreateSelfSignedX509(&pkix.Name{
		Organization: []string{"Google Tao Demo"}})
	if err != nil {
		glog.Exit("Couldn't set up a self-signed cert:", err)
		return
	}

	sock, err := net.Listen(*network, *addr)
	if err != nil {
		glog.Exit("Couldn't bind socket to address:", err)
		return
	}

	fmt.Println("tcca: accepting connections")
	for {
		conn, err := sock.Accept()
		if err != nil {
			glog.Exitf("Couldn't accept a connection on %s: %s", *addr, err)
			return
		}

		go tao.HandleCARequest(conn, domain.Keys.SigningKey, domain.Guard)
	}
}

func cred(fwinfo *mesos.FrameworkInfo) *mesos.Credential {
	cred := (*mesos.Credential)(nil)
	mesosAuthPrincipal := config.Runonce.AuthPrincipal
	if mesosAuthPrincipal != "" {
		fwinfo.Principal = proto.String(mesosAuthPrincipal)
		cred = &mesos.Credential{
			Principal: proto.String(mesosAuthPrincipal),
		}
		mesosAuthSecretFile := config.Runonce.AuthSecretFile
		if mesosAuthSecretFile != "" {
			_, err := os.Stat(mesosAuthSecretFile)
			if err != nil {
				log.Exit("missing secret file: ", err.Error())
			}
			secret, err := ioutil.ReadFile(mesosAuthSecretFile)
			if err != nil {
				log.Exit("failed to read secret file: ", err.Error())
			}
			cred.Secret = proto.String(strings.TrimSuffix(string(secret), "\n"))
		}
	}
	return cred
}

// No polling: run once and exit.
func runOnce() {
	if success, newProfiles := loadNewProfiles(); !success {
		if len(newProfiles) > 0 {
			glog.Exitf("Not all profiles were successfully loaded. Loaded: %v", newProfiles)
		} else {
			glog.Exit("Error loading profiles.")
		}
	} else {
		if len(newProfiles) > 0 {
			glog.Infof("Successfully loaded profiles: %v", newProfiles)
		} else {
			glog.Warning("No new profiles found.")
		}
	}
}

func main() {
	defer glog.Flush()
	glog.CopyStandardLogTo("info")
	flag.Parse()
	runtime.GOMAXPROCS(runtime.NumCPU())

	writer := os.Stdout
	httpClientBuilder := http_client_builder.New()
	httpClient := httpClientBuilder.Build()
	latestVersion := latest_version.New(httpClient.Get)
	err := do(writer, latestVersion.LatestGolangVersion)
	if err != nil {
		glog.Exit(err)
	}
}

// RunOneShot performs the work of the one_shot commandline flag; after compiling programs mtail will read all of the log files in full, once, dump the metric results at the end, and then exit.
func (m *Mtail) RunOneShot() {
	fmt.Println("Oneshot results:")
	for _, pathname := range m.o.LogPaths {
		err := m.OneShot(pathname)
		if err != nil {
			glog.Exitf("Failed one shot mode for %q: %s\n", pathname, err)
		}
	}
	if m.o.OneShotMetrics {
		fmt.Printf("Metrics store:")
		if err := m.WriteMetrics(os.Stdout); err != nil {
			glog.Exit(err)
		}
	}
	m.Close()
}