예제 #1
0
파일: run.go 프로젝트: bacongobbler/builder
// Run runs the git-receive hook. This func is effectively the main for the git-receive hook,
// although it is called from the main in boot.go.
func Run(conf *Config, fs sys.FS, env sys.Env, storageDriver storagedriver.StorageDriver) error {
	log.Debug("Running git hook")

	builderKey, err := builderconf.GetBuilderKey()
	if err != nil {
		return err
	}

	kubeClient, err := client.NewInCluster()
	if err != nil {
		return fmt.Errorf("couldn't reach the api server (%s)", err)
	}

	scanner := bufio.NewScanner(os.Stdin)
	for scanner.Scan() {
		line := scanner.Text()
		oldRev, newRev, refName, err := readLine(line)

		if err != nil {
			return fmt.Errorf("reading STDIN (%s)", err)
		}

		log.Debug("read [%s,%s,%s]", oldRev, newRev, refName)

		// if we're processing a receive-pack on an existing repo, run a build
		if strings.HasPrefix(conf.SSHOriginalCommand, "git-receive-pack") {
			if err := build(conf, storageDriver, kubeClient, fs, env, builderKey, newRev); err != nil {
				return err
			}
		}
	}

	return scanner.Err()
}
예제 #2
0
파일: server.go 프로젝트: aledbf/builder
// Configure creates a new SSH configuration object.
//
// Config sets a PublicKeyCallback handler that forwards public key auth
// requests to the route named "pubkeyAuth".
//
// This assumes certain details about our environment, like the location of the
// host keys. It also provides only key-based authentication.
// ConfigureServerSshConfig
//
// Returns:
//  An *ssh.ServerConfig
func Configure() (*ssh.ServerConfig, error) {
	cfg := &ssh.ServerConfig{
		PublicKeyCallback: func(m ssh.ConnMetadata, k ssh.PublicKey) (*ssh.Permissions, error) {
			return AuthKey(k)
		},
	}
	hostKeyTypes := []string{"rsa", "dsa", "ecdsa"}
	pathTpl := "/var/run/secrets/deis/builder/ssh/ssh-host-%s-key"
	for _, t := range hostKeyTypes {
		path := fmt.Sprintf(pathTpl, t)

		key, err := ioutil.ReadFile(path)
		if err != nil {
			log.Debug("Failed to read key %s (skipping): %s", path, err)
			return nil, err
		}
		hk, err := ssh.ParsePrivateKey(key)
		if err != nil {
			log.Debug("Failed to parse host key %s (skipping): %s", path, err)
			return nil, err
		}
		log.Debug("Parsed host key %s.", path)
		cfg.AddHostKey(hk)
	}
	return cfg, nil
}
예제 #3
0
파일: git.go 프로젝트: aledbf/builder
// createRepo creates a new Git repo if it is not present already.
//
// Largely inspired by gitreceived from Flynn.
//
// Returns a bool indicating whether a project was created (true) or already
// existed (false).
func createRepo(repoPath string) (bool, error) {
	createLock.Lock()
	defer createLock.Unlock()

	fi, err := os.Stat(repoPath)
	if err == nil && fi.IsDir() {
		// Nothing to do.
		log.Debug("Directory %s already exists.", repoPath)
		return false, nil
	} else if os.IsNotExist(err) {
		log.Debug("Creating new directory at %s", repoPath)
		// Create directory
		if err := os.MkdirAll(repoPath, 0755); err != nil {
			log.Err("Failed to create repository: %s", err)
			return false, err
		}
		cmd := exec.Command("git", "init", "--bare")
		cmd.Dir = repoPath
		if out, err := cmd.CombinedOutput(); err != nil {
			log.Info("git init output: %s", out)
			return false, err
		}

		return true, nil
	} else if err == nil {
		return false, errors.New("Expected directory, found file.")
	}
	return false, err
}
예제 #4
0
파일: build.go 프로젝트: vdice/builder
// run prints the command it will execute to the debug log, then runs it and returns the result of run
func run(cmd *exec.Cmd) error {
	cmdStr := strings.Join(cmd.Args, " ")
	if cmd.Dir != "" {
		log.Debug("running [%s] in directory %s", cmdStr, cmd.Dir)
	} else {
		log.Debug("running [%s]", cmdStr)
	}
	return cmd.Run()
}
예제 #5
0
func getProcFile(getter storage.ObjectGetter, dirName, procfileKey string, bType buildType) (deisAPI.ProcessType, error) {
	procType := deisAPI.ProcessType{}
	if _, err := os.Stat(fmt.Sprintf("%s/Procfile", dirName)); err == nil {
		rawProcFile, err := ioutil.ReadFile(fmt.Sprintf("%s/Procfile", dirName))
		if err != nil {
			return nil, fmt.Errorf("error in reading %s/Procfile (%s)", dirName, err)
		}
		if err := yaml.Unmarshal(rawProcFile, &procType); err != nil {
			return nil, fmt.Errorf("procfile %s/ProcFile is malformed (%s)", dirName, err)
		}
		return procType, nil
	}
	if bType != buildTypeProcfile {
		return procType, nil
	}
	log.Debug("Procfile not present. Getting it from the buildpack")
	rawProcFile, err := getter.GetContent(context.Background(), procfileKey)
	if err != nil {
		return nil, fmt.Errorf("error in reading %s (%s)", procfileKey, err)
	}
	if err := yaml.Unmarshal(rawProcFile, &procType); err != nil {
		return nil, fmt.Errorf("procfile %s is malformed (%s)", procfileKey, err)
	}
	return procType, nil
}
예제 #6
0
파일: controller.go 프로젝트: vdice/builder
func getAppConfig(conf *Config, builderKey, userName, appName string) (*pkg.Config, error) {
	url := controllerURLStr(conf, "v2", "hooks", "config")
	data, err := json.Marshal(&pkg.ConfigHook{
		ReceiveUser: userName,
		ReceiveRepo: appName,
	})
	if err != nil {
		return nil, err
	}

	b := bytes.NewReader(data)
	req, err := http.NewRequest("POST", url, b)
	if err != nil {
		return nil, err
	}

	setReqHeaders(builderKey, req)

	log.Debug("Workflow request POST /v2/hooks/config\n%s", string(data))
	res, err := http.DefaultClient.Do(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()

	if res.StatusCode != 200 {
		return nil, newUnexpectedControllerStatusCode(url, 200, res.StatusCode)
	}
	ret := &pkg.Config{}
	if err := json.NewDecoder(res.Body).Decode(ret); err != nil {
		return nil, err
	}
	return ret, nil
}
예제 #7
0
// AuthKey authenticates based on a public key.
func AuthKey(key ssh.PublicKey, cnf *Config) (*ssh.Permissions, error) {
	log.Info("Starting ssh authentication")
	client, err := controller.New(cnf.ControllerHost, cnf.ControllerPort)
	if err != nil {
		return nil, err
	}

	fp := fingerprint(key)

	userInfo, err := hooks.UserFromKey(client, fp)
	if controller.CheckAPICompat(client, err) != nil {
		log.Info("Failed to authenticate user ssh key %s with the controller: %s", fp, err)
		return nil, err
	}

	apps := strings.Join(userInfo.Apps, ", ")
	log.Debug("Key accepted for user %s.", userInfo.Username)
	perm := &ssh.Permissions{
		Extensions: map[string]string{
			"user":        userInfo.Username,
			"fingerprint": fp,
			"apps":        apps,
		},
	}
	return perm, nil
}
예제 #8
0
파일: controller.go 프로젝트: vdice/builder
func receive(conf *Config, builderKey, gitSha string) error {
	urlStr := controllerURLStr(conf, "v2", "hooks", "push")
	bodyMap := map[string]string{
		"receive_user":         conf.Username,
		"receive_repo":         conf.App(),
		"sha":                  gitSha,
		"fingerprint":          conf.Fingerprint,
		"ssh_connection":       conf.SSHConnection,
		"ssh_original_command": conf.SSHOriginalCommand,
	}
	var body bytes.Buffer
	if err := json.NewEncoder(&body).Encode(bodyMap); err != nil {
		return err
	}

	log.Debug("Workflow request /v2/hooks/push (body elided)")
	req, err := http.NewRequest("POST", urlStr, &body)
	if err != nil {
		return err
	}
	setReqHeaders(builderKey, req)

	// TODO: use ctxhttp here (https://godoc.org/golang.org/x/net/context/ctxhttp)
	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()
	if resp.StatusCode != 201 {
		return newUnexpectedControllerStatusCode(urlStr, 201, resp.StatusCode)
	}
	return nil
}
예제 #9
0
func publishRelease(conf *Config, builderKey string, buildHook *pkg.BuildHook) (*pkg.BuildHookResponse, error) {

	var b bytes.Buffer
	if err := json.NewEncoder(&b).Encode(buildHook); err != nil {
		return nil, err
	}

	postBody := strings.Replace(string(b.Bytes()), "'", "", -1)
	if potentialExploit.MatchString(postBody) {
		return nil, fmt.Errorf("an environment variable in the app is trying to exploit Shellshock")
	}

	url := controllerURLStr(conf, "v2", "hooks", "build")
	log.Debug("Controller request POST /v2/hooks/build\n%s", postBody)
	req, err := http.NewRequest("POST", url, strings.NewReader(postBody))
	if err != nil {
		return nil, err
	}
	setReqHeaders(builderKey, req)

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		return nil, err
	}

	defer res.Body.Close()

	if res.StatusCode < 200 || res.StatusCode > 299 {
		errMsg := new(pkg.ControllerErrorResponse)
		if err := json.NewDecoder(res.Body).Decode(errMsg); err != nil {
			//If an error occurs decoding the json print the whole response body
			respBody, err := ioutil.ReadAll(res.Body)
			if err != nil {
				return nil, err
			}
			return nil, newUnexpectedControllerError(string(respBody))
		}

		return nil, newUnexpectedControllerError(errMsg.ErrorMsg)
	}

	ret := new(pkg.BuildHookResponse)
	if err := json.NewDecoder(res.Body).Decode(ret); err != nil {
		return nil, err
	}

	return ret, nil
}
예제 #10
0
파일: boot.go 프로젝트: smothiki/sa-builder
func main() {
	if os.Getenv("DEBUG") == "true" {
		pkglog.DefaultLogger.SetDebug(true)
		cookoolog.Level = cookoolog.LogDebug
	}
	pkglog.Debug("Running in debug mode")

	app := cli.NewApp()

	app.Commands = []cli.Command{
		{
			Name:    "server",
			Aliases: []string{"srv"},
			Usage:   "Run the git server",
			Action: func(c *cli.Context) {
				cnf := new(sshd.Config)
				if err := conf.EnvConfig(serverConfAppName, cnf); err != nil {
					pkglog.Err("getting config for %s [%s]", serverConfAppName, err)
					os.Exit(1)
				}
				pkglog.Info("starting fetcher on port %d", cnf.FetcherPort)
				go fetcher.Serve(cnf.FetcherPort)
				pkglog.Info("starting SSH server on %s:%d", cnf.SSHHostIP, cnf.SSHHostPort)
				os.Exit(pkg.Run(cnf.SSHHostIP, cnf.SSHHostPort, "boot"))
			},
		},
		{
			Name:    "git-receive",
			Aliases: []string{"gr"},
			Usage:   "Run the git-receive hook",
			Action: func(c *cli.Context) {
				cnf := new(gitreceive.Config)
				if err := conf.EnvConfig(gitReceiveConfAppName, cnf); err != nil {
					pkglog.Err("Error getting config for %s [%s]", gitReceiveConfAppName, err)
					os.Exit(1)
				}
				cnf.CheckDurations()

				if err := gitreceive.Run(cnf); err != nil {
					pkglog.Err("running git receive hook [%s]", err)
					os.Exit(1)
				}
			},
		},
	}

	app.Run(os.Args)
}
예제 #11
0
func getAppConfig(conf *Config, builderKey, userName, appName string) (*pkg.Config, error) {
	url := controllerURLStr(conf, "v2", "hooks", "config")
	data, err := json.Marshal(&pkg.ConfigHook{
		ReceiveUser: userName,
		ReceiveRepo: appName,
	})
	if err != nil {
		return nil, err
	}

	b := bytes.NewReader(data)
	req, err := http.NewRequest("POST", url, b)
	if err != nil {
		return nil, err
	}

	setReqHeaders(builderKey, req)

	log.Debug("Controller request POST /v2/hooks/config\n%s", string(data))
	res, err := http.DefaultClient.Do(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()

	if res.StatusCode < 200 || res.StatusCode > 299 {
		errMsg := new(pkg.ControllerErrorResponse)
		if err := json.NewDecoder(res.Body).Decode(errMsg); err != nil {
			//If an error occurs decoding the json print the whole response body
			respBody, err := ioutil.ReadAll(res.Body)
			if err != nil {
				return nil, err
			}
			return nil, newUnexpectedControllerError(string(respBody))
		}

		return nil, newUnexpectedControllerError(errMsg.ErrorMsg)
	}

	ret := &pkg.Config{}
	if err := json.NewDecoder(res.Body).Decode(ret); err != nil {
		return nil, err
	}
	return ret, nil
}
예제 #12
0
func receive(conf *Config, builderKey, gitSha string) error {
	urlStr := controllerURLStr(conf, "v2", "hooks", "push")
	bodyMap := map[string]string{
		"receive_user":         conf.Username,
		"receive_repo":         conf.App(),
		"sha":                  gitSha,
		"fingerprint":          conf.Fingerprint,
		"ssh_connection":       conf.SSHConnection,
		"ssh_original_command": conf.SSHOriginalCommand,
	}
	var body bytes.Buffer
	if err := json.NewEncoder(&body).Encode(bodyMap); err != nil {
		return err
	}

	log.Debug("Controller request /v2/hooks/push (body elided)")
	req, err := http.NewRequest("POST", urlStr, &body)
	if err != nil {
		return err
	}
	setReqHeaders(builderKey, req)

	// TODO: use ctxhttp here (https://godoc.org/golang.org/x/net/context/ctxhttp)
	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()

	if resp.StatusCode < 200 || resp.StatusCode > 299 {
		errMsg := new(pkg.ControllerErrorResponse)
		if err := json.NewDecoder(resp.Body).Decode(errMsg); err != nil {
			//If an error occurs decoding the json print the whole response body
			respBody, err := ioutil.ReadAll(resp.Body)
			if err != nil {
				return err
			}
			return newUnexpectedControllerError(string(respBody))
		}

		return newUnexpectedControllerError(errMsg.ErrorMsg)
	}

	return nil
}
예제 #13
0
파일: server.go 프로젝트: aledbf/builder
// AuthKey authenticates based on a public key.
func AuthKey(key ssh.PublicKey) (*ssh.Permissions, error) {
	log.Info("Starting ssh authentication")
	userInfo, err := controller.UserInfoFromKey(key)
	if err != nil {
		return nil, err
	}

	userInfo.Key = string(ssh.MarshalAuthorizedKey(key))
	apps := strings.Join(userInfo.Apps, ", ")
	log.Debug("Key accepted for user %s.", userInfo.Username)
	perm := &ssh.Permissions{
		Extensions: map[string]string{
			"user":        userInfo.Username,
			"fingerprint": userInfo.Fingerprint,
			"apps":        apps,
		},
	}
	return perm, nil
}
예제 #14
0
func build(conf *Config, kubeClient *client.Client, rawGitSha string) error {
	repo := conf.Repository
	gitSha, err := git.NewSha(rawGitSha)
	if err != nil {
		return err
	}

	appName := conf.App()

	repoDir := filepath.Join(conf.GitHome, repo)
	buildDir := filepath.Join(repoDir, "build")

	slugName := fmt.Sprintf("%s:git-%s", appName, gitSha.Short())
	if err := os.MkdirAll(buildDir, os.ModeDir); err != nil {
		return fmt.Errorf("making the build directory %s (%s)", buildDir, err)
	}
	tmpDir := buildDir + gitSha.Short()
	err = os.MkdirAll(tmpDir, 0777)
	if err != nil {
		return fmt.Errorf("unable to create tmpdir %s (%s)", buildDir, err)
	}

	slugBuilderInfo := storage.NewSlugBuilderInfo(appName, slugName, gitSha)

	// build a tarball from the new objects
	appTgz := fmt.Sprintf("%s.tar.gz", appName)
	gitArchiveCmd := repoCmd(repoDir, "git", "archive", "--format=tar.gz", fmt.Sprintf("--output=%s", appTgz), gitSha.Short())
	gitArchiveCmd.Stdout = os.Stdout
	gitArchiveCmd.Stderr = os.Stderr
	if err := run(gitArchiveCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(gitArchiveCmd.Args, " "), err)
	}

	// untar the archive into the temp dir
	tarCmd := repoCmd(repoDir, "tar", "-xzf", appTgz, "-C", fmt.Sprintf("%s/", tmpDir))
	tarCmd.Stdout = os.Stdout
	tarCmd.Stderr = os.Stderr
	if err := run(tarCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(tarCmd.Args, " "), err)
	}

	bType := getBuildTypeForDir(tmpDir)
	usingDockerfile := bType == buildTypeDockerfile

	procType := pkg.ProcessType{}
	if bType == buildTypeProcfile {
		rawProcFile, err := ioutil.ReadFile(fmt.Sprintf("%s/Procfile", tmpDir))
		if err != nil {
			return fmt.Errorf("reading %s/Procfile", tmpDir)
		}
		if err := yaml.Unmarshal(rawProcFile, &procType); err != nil {
			return fmt.Errorf("procfile %s/ProcFile is malformed (%s)", tmpDir, err)
		}
	}

	var pod *api.Pod
	var buildPodName string
	if usingDockerfile {
		buildPodName = dockerBuilderPodName(appName, gitSha.Short())
		pod = dockerBuilderPod(
			conf.Debug,
			false,
			buildPodName,
			conf.PodNamespace,
			slugBuilderInfo.TarURL(),
			slugName,
		)
	} else {
		buildPodName = slugBuilderPodName(appName, gitSha.Short())
		pod = slugbuilderPod(
			conf.Debug,
			false,
			buildPodName,
			conf.PodNamespace,
			slugBuilderInfo.TarURL(),
			slugBuilderInfo.PushURL(),
		)
	}

	log.Info("Starting build... but first, coffee!")
	log.Debug("Starting pod %s", buildPodName)
	json, err := prettyPrintJSON(pod)
	if err == nil {
		log.Debug("Pod spec: %v", json)
	} else {
		log.Debug("Error creating json representaion of pod spec: %v", err)
	}

	podsInterface := kubeClient.Pods(conf.PodNamespace)

	newPod, err := podsInterface.Create(pod)
	if err != nil {
		return fmt.Errorf("creating builder pod (%s)", err)
	}

	if err := waitForPod(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("watching events for builder pod startup (%s)", err)
	}

	req := kubeClient.Get().Namespace(newPod.Namespace).Name(newPod.Name).Resource("pods").SubResource("log").VersionedParams(
		&api.PodLogOptions{
			Follow: true,
		}, api.Scheme)

	rc, err := req.Stream()
	if err != nil {
		return fmt.Errorf("attempting to stream logs (%s)", err)
	}
	defer rc.Close()

	size, err := io.Copy(os.Stdout, rc)
	if err != nil {
		return fmt.Errorf("fetching builder logs (%s)", err)
	}
	log.Debug("size of streamed logs %v", size)

	// check the state and exit code of the build pod.
	// if the code is not 0 return error
	if err := waitForPodEnd(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}
	buildPod, err := kubeClient.Pods(newPod.Namespace).Get(newPod.Name)
	if err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}

	for _, containerStatus := range buildPod.Status.ContainerStatuses {
		state := containerStatus.State.Terminated
		if state.ExitCode != 0 {
			return fmt.Errorf("Stopping build.")
		}
	}

	// poll the s3 server to ensure the slug exists
	buildPodName = slugBuilderPodName(appName+"run", gitSha.Short())
	pod = slugrunnerPod(
		conf.Debug,
		false,
		buildPodName,
		conf.PodNamespace,
		slugBuilderInfo.SlugURL(),
	)

	newPod, err = podsInterface.Create(pod)
	if err != nil {
		return fmt.Errorf("creating builder pod (%s)", err)
	}

	if err := waitForPod(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("watching events for builder pod startup (%s)", err)
	}

	log.Info("Build complete.")
	log.Info("Launching app.")
	log.Info("Launching...")

	// 	buildHook := &pkg.BuildHook{
	// 		Sha:         gitSha.Short(),
	// 		ReceiveUser: conf.Username,
	// 		ReceiveRepo: appName,
	// 		Image:       appName,
	// 		Procfile:    procType,
	// 	}
	// 	if !usingDockerfile {
	// 		buildHook.Dockerfile = ""
	// 		// need this to tell the controller what URL to give the slug runner
	// 		buildHook.Image = slugBuilderInfo.PushURL() + "/slug.tgz"
	// 	} else {
	// 		buildHook.Dockerfile = "true"
	// 	}
	// 	buildHookResp, err := publishRelease(conf, builderKey, buildHook)
	// 	if err != nil {
	// 		return fmt.Errorf("publishing release (%s)", err)
	// 	}
	// 	release, ok := buildHookResp.Release["version"]
	// 	if !ok {
	// 		return fmt.Errorf("No release returned from Deis controller")
	// 	}
	//
	// 	log.Info("Done, %s:v%d deployed to Deis\n", appName, release)
	// 	log.Info("Use 'deis open' to view this application in your browser\n")
	// 	log.Info("To learn more, use 'deis help' or visit http://deis.io\n")
	//

	gcCmd := repoCmd(repoDir, "git", "gc")
	if err := run(gcCmd); err != nil {
		return fmt.Errorf("cleaning up the repository with %s (%s)", strings.Join(gcCmd.Args, " "), err)
	}

	return nil
}
예제 #15
0
파일: build.go 프로젝트: vdice/builder
func build(conf *Config, s3Client *s3.S3, kubeClient *client.Client, builderKey, rawGitSha string) error {
	repo := conf.Repository
	gitSha, err := git.NewSha(rawGitSha)
	if err != nil {
		return err
	}

	appName := conf.App()

	repoDir := filepath.Join(conf.GitHome, repo)
	buildDir := filepath.Join(repoDir, "build")

	slugName := fmt.Sprintf("%s:git-%s", appName, gitSha.Short())
	if err := os.MkdirAll(buildDir, os.ModeDir); err != nil {
		return fmt.Errorf("making the build directory %s (%s)", buildDir, err)
	}

	tmpDir, err := ioutil.TempDir(buildDir, "tmp")
	if err != nil {
		return fmt.Errorf("unable to create tmpdir %s (%s)", buildDir, err)
	}

	slugBuilderInfo := storage.NewSlugBuilderInfo(s3Client.Endpoint, appName, slugName, gitSha)

	// Get the application config from the controller, so we can check for a custom buildpack URL
	appConf, err := getAppConfig(conf, builderKey, conf.Username, appName)
	if err != nil {
		return fmt.Errorf("getting app config for %s (%s)", appName, err)
	}
	log.Debug("got the following config back for app %s: %+v", appName, *appConf)
	var buildPackURL string
	if buildPackURLInterface, ok := appConf.Values["BUILDPACK_URL"]; ok {
		if bpStr, ok := buildPackURLInterface.(string); ok {
			log.Debug("found custom buildpack URL %s", bpStr)
			buildPackURL = bpStr
		}
	}

	// build a tarball from the new objects
	appTgz := fmt.Sprintf("%s.tar.gz", appName)
	gitArchiveCmd := repoCmd(repoDir, "git", "archive", "--format=tar.gz", fmt.Sprintf("--output=%s", appTgz), gitSha.Short())
	gitArchiveCmd.Stdout = os.Stdout
	gitArchiveCmd.Stderr = os.Stderr
	if err := run(gitArchiveCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(gitArchiveCmd.Args, " "), err)
	}
	absAppTgz := fmt.Sprintf("%s/%s", repoDir, appTgz)

	// untar the archive into the temp dir
	tarCmd := repoCmd(repoDir, "tar", "-xzf", appTgz, "-C", fmt.Sprintf("%s/", tmpDir))
	tarCmd.Stdout = os.Stdout
	tarCmd.Stderr = os.Stderr
	if err := run(tarCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(tarCmd.Args, " "), err)
	}

	bType := getBuildTypeForDir(tmpDir)
	usingDockerfile := bType == buildTypeDockerfile

	procType := pkg.ProcessType{}
	if bType == buildTypeProcfile {
		rawProcFile, err := ioutil.ReadFile(fmt.Sprintf("%s/Procfile", tmpDir))
		if err != nil {
			return fmt.Errorf("reading %s/Procfile", tmpDir)
		}
		if err := yaml.Unmarshal(rawProcFile, &procType); err != nil {
			return fmt.Errorf("procfile %s/ProcFile is malformed (%s)", tmpDir, err)
		}
	}

	bucketName := "git"
	if err := storage.CreateBucket(s3Client, bucketName); err != nil {
		log.Warn("create bucket error: %+v", err)
	}

	appTgzReader, err := os.Open(absAppTgz)
	if err != nil {
		return fmt.Errorf("opening %s for read (%s)", appTgz, err)
	}

	log.Debug("Uploading tar to %s/%s/%s", s3Client.Endpoint, bucketName, slugBuilderInfo.TarKey())
	if err := storage.UploadObject(s3Client, bucketName, slugBuilderInfo.TarKey(), appTgzReader); err != nil {
		return fmt.Errorf("uploading %s to %s/%s (%v)", absAppTgz, bucketName, slugBuilderInfo.TarKey(), err)
	}

	creds := storage.CredsOK()

	var pod *api.Pod
	var buildPodName string
	if usingDockerfile {
		buildPodName = dockerBuilderPodName(appName, gitSha.Short())
		pod = dockerBuilderPod(
			conf.Debug,
			creds,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarURL(),
			slugName,
		)
	} else {
		buildPodName = slugBuilderPodName(appName, gitSha.Short())
		pod = slugbuilderPod(
			conf.Debug,
			creds,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarURL(),
			slugBuilderInfo.PushURL(),
			buildPackURL,
		)
	}

	log.Info("Starting build... but first, coffee!")
	log.Debug("Starting pod %s", buildPodName)
	json, err := prettyPrintJSON(pod)
	if err == nil {
		log.Debug("Pod spec: %v", json)
	} else {
		log.Debug("Error creating json representaion of pod spec: %v", err)
	}

	podsInterface := kubeClient.Pods(conf.PodNamespace)

	newPod, err := podsInterface.Create(pod)
	if err != nil {
		return fmt.Errorf("creating builder pod (%s)", err)
	}

	if err := waitForPod(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("watching events for builder pod startup (%s)", err)
	}

	req := kubeClient.Get().Namespace(newPod.Namespace).Name(newPod.Name).Resource("pods").SubResource("log").VersionedParams(
		&api.PodLogOptions{
			Follow: true,
		}, api.Scheme)

	rc, err := req.Stream()
	if err != nil {
		return fmt.Errorf("attempting to stream logs (%s)", err)
	}
	defer rc.Close()

	size, err := io.Copy(os.Stdout, rc)
	if err != nil {
		return fmt.Errorf("fetching builder logs (%s)", err)
	}
	log.Debug("size of streamed logs %v", size)

	// check the state and exit code of the build pod.
	// if the code is not 0 return error
	if err := waitForPodEnd(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}
	buildPod, err := kubeClient.Pods(newPod.Namespace).Get(newPod.Name)
	if err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}

	for _, containerStatus := range buildPod.Status.ContainerStatuses {
		state := containerStatus.State.Terminated
		if state.ExitCode != 0 {
			return fmt.Errorf("Stopping build.")
		}
	}

	// poll the s3 server to ensure the slug exists
	err = wait.PollImmediate(conf.ObjectStorageTickDuration(), conf.ObjectStorageWaitDuration(), func() (bool, error) {
		exists, err := storage.ObjectExists(s3Client, bucketName, slugBuilderInfo.PushKey())
		if err != nil {
			return false, fmt.Errorf("Checking if object %s/%s exists (%s)", bucketName, slugBuilderInfo.PushKey(), err)
		}
		return exists, nil
	})

	if err != nil {
		return fmt.Errorf("Timed out waiting for object in storage. Aborting build...")
	}
	log.Info("Build complete.")
	log.Info("Launching app.")
	log.Info("Launching...")

	buildHook := &pkg.BuildHook{
		Sha:         gitSha.Short(),
		ReceiveUser: conf.Username,
		ReceiveRepo: appName,
		Image:       appName,
		Procfile:    procType,
	}
	if !usingDockerfile {
		buildHook.Dockerfile = ""
		// need this to tell the controller what URL to give the slug runner
		buildHook.Image = slugBuilderInfo.PushURL() + "/slug.tgz"
	} else {
		buildHook.Dockerfile = "true"
	}
	buildHookResp, err := publishRelease(conf, builderKey, buildHook)
	if err != nil {
		return fmt.Errorf("publishing release (%s)", err)
	}
	release, ok := buildHookResp.Release["version"]
	if !ok {
		return fmt.Errorf("No release returned from Deis controller")
	}

	log.Info("Done, %s:v%d deployed to Deis\n", appName, release)
	log.Info("Use 'deis open' to view this application in your browser\n")
	log.Info("To learn more, use 'deis help' or visit http://deis.io\n")

	gcCmd := repoCmd(repoDir, "git", "gc")
	if err := run(gcCmd); err != nil {
		return fmt.Errorf("cleaning up the repository with %s (%s)", strings.Join(gcCmd.Args, " "), err)
	}

	return nil
}
예제 #16
0
func build(
	conf *Config,
	storageDriver storagedriver.StorageDriver,
	kubeClient *client.Client,
	fs sys.FS,
	env sys.Env,
	builderKey,
	rawGitSha string) error {

	dockerBuilderImagePullPolicy, err := k8s.PullPolicyFromString(conf.DockerBuilderImagePullPolicy)
	if err != nil {
		return err
	}

	slugBuilderImagePullPolicy, err := k8s.PullPolicyFromString(conf.SlugBuilderImagePullPolicy)
	if err != nil {
		return err
	}

	repo := conf.Repository
	gitSha, err := git.NewSha(rawGitSha)
	if err != nil {
		return err
	}

	appName := conf.App()

	repoDir := filepath.Join(conf.GitHome, repo)
	buildDir := filepath.Join(repoDir, "build")

	slugName := fmt.Sprintf("%s:git-%s", appName, gitSha.Short())
	if err := os.MkdirAll(buildDir, os.ModeDir); err != nil {
		return fmt.Errorf("making the build directory %s (%s)", buildDir, err)
	}

	tmpDir, err := ioutil.TempDir(buildDir, "tmp")
	if err != nil {
		return fmt.Errorf("unable to create tmpdir %s (%s)", buildDir, err)
	}
	defer func() {
		if err := os.RemoveAll(tmpDir); err != nil {
			log.Info("unable to remove tmpdir %s (%s)", tmpDir, err)
		}
	}()

	client, err := controller.New(conf.ControllerHost, conf.ControllerPort)
	if err != nil {
		return err
	}

	// Get the application config from the controller, so we can check for a custom buildpack URL
	appConf, err := hooks.GetAppConfig(client, conf.Username, appName)
	if controller.CheckAPICompat(client, err) != nil {
		return err
	}

	log.Debug("got the following config back for app %s: %+v", appName, appConf)
	var buildPackURL string
	if buildPackURLInterface, ok := appConf.Values["BUILDPACK_URL"]; ok {
		if bpStr, ok := buildPackURLInterface.(string); ok {
			log.Debug("found custom buildpack URL %s", bpStr)
			buildPackURL = bpStr
		}
	}

	_, disableCaching := appConf.Values["DEIS_DISABLE_CACHE"]
	slugBuilderInfo := NewSlugBuilderInfo(appName, gitSha.Short(), disableCaching)

	if slugBuilderInfo.DisableCaching() {
		log.Debug("caching disabled for app %s", appName)
		// If cache file exists, delete it
		if _, err := storageDriver.Stat(context.Background(), slugBuilderInfo.CacheKey()); err == nil {
			log.Debug("deleting cache %s for app %s", slugBuilderInfo.CacheKey(), appName)
			if err := storageDriver.Delete(context.Background(), slugBuilderInfo.CacheKey()); err != nil {
				return err
			}
		}
	}

	// build a tarball from the new objects
	appTgz := fmt.Sprintf("%s.tar.gz", appName)
	gitArchiveCmd := repoCmd(repoDir, "git", "archive", "--format=tar.gz", fmt.Sprintf("--output=%s", appTgz), gitSha.Short())
	gitArchiveCmd.Stdout = os.Stdout
	gitArchiveCmd.Stderr = os.Stderr
	if err := run(gitArchiveCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(gitArchiveCmd.Args, " "), err)
	}
	absAppTgz := fmt.Sprintf("%s/%s", repoDir, appTgz)

	// untar the archive into the temp dir
	tarCmd := repoCmd(repoDir, "tar", "-xzf", appTgz, "-C", fmt.Sprintf("%s/", tmpDir))
	tarCmd.Stdout = os.Stdout
	tarCmd.Stderr = os.Stderr
	if err := run(tarCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(tarCmd.Args, " "), err)
	}

	bType := getBuildTypeForDir(tmpDir)
	usingDockerfile := bType == buildTypeDockerfile

	appTgzdata, err := ioutil.ReadFile(absAppTgz)
	if err != nil {
		return fmt.Errorf("error while reading file %s: (%s)", appTgz, err)
	}

	log.Debug("Uploading tar to %s", slugBuilderInfo.TarKey())

	if err := storageDriver.PutContent(context.Background(), slugBuilderInfo.TarKey(), appTgzdata); err != nil {
		return fmt.Errorf("uploading %s to %s (%v)", absAppTgz, slugBuilderInfo.TarKey(), err)
	}

	var pod *api.Pod
	var buildPodName string
	image := appName
	if usingDockerfile {
		buildPodName = dockerBuilderPodName(appName, gitSha.Short())
		registryLocation := conf.RegistryLocation
		registryEnv := make(map[string]string)
		if registryLocation != "on-cluster" {
			registryEnv, err = getRegistryDetails(kubeClient, &image, registryLocation, conf.PodNamespace, conf.RegistrySecretPrefix)
			if err != nil {
				return fmt.Errorf("error getting private registry details %s", err)
			}
			image = image + ":git-" + gitSha.Short()
		}
		registryEnv["DEIS_REGISTRY_PROXY_PORT"] = conf.RegistryProxyPort
		registryEnv["DEIS_REGISTRY_LOCATION"] = registryLocation

		pod = dockerBuilderPod(
			conf.Debug,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarKey(),
			gitSha.Short(),
			slugName,
			conf.StorageType,
			conf.DockerBuilderImage,
			conf.RegistryHost,
			conf.RegistryPort,
			registryEnv,
			dockerBuilderImagePullPolicy,
		)
	} else {
		buildPodName = slugBuilderPodName(appName, gitSha.Short())

		cacheKey := ""
		if !slugBuilderInfo.DisableCaching() {
			cacheKey = slugBuilderInfo.CacheKey()
		}
		pod = slugbuilderPod(
			conf.Debug,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarKey(),
			slugBuilderInfo.PushKey(),
			cacheKey,
			gitSha.Short(),
			buildPackURL,
			conf.StorageType,
			conf.SlugBuilderImage,
			slugBuilderImagePullPolicy,
		)
	}

	log.Info("Starting build... but first, coffee!")
	log.Debug("Starting pod %s", buildPodName)
	json, err := prettyPrintJSON(pod)
	if err == nil {
		log.Debug("Pod spec: %v", json)
	} else {
		log.Debug("Error creating json representaion of pod spec: %v", err)
	}

	podsInterface := kubeClient.Pods(conf.PodNamespace)

	newPod, err := podsInterface.Create(pod)
	if err != nil {
		return fmt.Errorf("creating builder pod (%s)", err)
	}

	pw := k8s.NewPodWatcher(kubeClient, "deis")
	stopCh := make(chan struct{})
	defer close(stopCh)
	go pw.Controller.Run(stopCh)

	if err := waitForPod(pw, newPod.Namespace, newPod.Name, conf.SessionIdleInterval(), conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("watching events for builder pod startup (%s)", err)
	}

	req := kubeClient.Get().Namespace(newPod.Namespace).Name(newPod.Name).Resource("pods").SubResource("log").VersionedParams(
		&api.PodLogOptions{
			Follow: true,
		}, api.ParameterCodec)

	rc, err := req.Stream()
	if err != nil {
		return fmt.Errorf("attempting to stream logs (%s)", err)
	}
	defer rc.Close()

	size, err := io.Copy(os.Stdout, rc)
	if err != nil {
		return fmt.Errorf("fetching builder logs (%s)", err)
	}
	log.Debug("size of streamed logs %v", size)

	log.Debug(
		"Waiting for the %s/%s pod to end. Checking every %s for %s",
		newPod.Namespace,
		newPod.Name,
		conf.BuilderPodTickDuration(),
		conf.BuilderPodWaitDuration(),
	)
	// check the state and exit code of the build pod.
	// if the code is not 0 return error
	if err := waitForPodEnd(pw, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}
	log.Debug("Done")
	log.Debug("Checking for builder pod exit code")
	buildPod, err := kubeClient.Pods(newPod.Namespace).Get(newPod.Name)
	if err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}

	for _, containerStatus := range buildPod.Status.ContainerStatuses {
		state := containerStatus.State.Terminated
		if state.ExitCode != 0 {
			return fmt.Errorf("Build pod exited with code %d, stopping build.", state.ExitCode)
		}
	}
	log.Debug("Done")

	procType := deisAPI.ProcessType{}
	if procType, err = getProcFile(storageDriver, tmpDir, slugBuilderInfo.AbsoluteProcfileKey(), bType); err != nil {
		return err
	}

	log.Info("Build complete.")

	quit := progress("...", conf.SessionIdleInterval())
	log.Info("Launching App...")
	if !usingDockerfile {
		image = slugBuilderInfo.AbsoluteSlugObjectKey()
	}
	release, err := hooks.CreateBuild(client, conf.Username, conf.App(), image, gitSha.Short(), procType, usingDockerfile)
	quit <- true
	<-quit
	if controller.CheckAPICompat(client, err) != nil {
		return fmt.Errorf("publishing release (%s)", err)
	}

	log.Info("Done, %s:v%d deployed to Workflow\n", appName, release)
	log.Info("Use 'deis open' to view this application in your browser\n")
	log.Info("To learn more, use 'deis help' or visit https://deis.com/\n")

	run(repoCmd(repoDir, "git", "gc"))

	return nil
}
예제 #17
0
파일: build.go 프로젝트: aledbf/builder
func build(
	conf *Config,
	storageDriver storagedriver.StorageDriver,
	kubeClient *client.Client,
	fs sys.FS,
	env sys.Env,
	builderKey,
	rawGitSha string) error {

	dockerBuilderImagePullPolicy, err := k8s.PullPolicyFromString(conf.DockerBuilderImagePullPolicy)
	if err != nil {
		return err
	}

	slugBuilderImagePullPolicy, err := k8s.PullPolicyFromString(conf.SlugBuilderImagePullPolicy)
	if err != nil {
		return nil
	}

	repo := conf.Repository
	gitSha, err := git.NewSha(rawGitSha)
	if err != nil {
		return err
	}

	appName := conf.App()

	repoDir := filepath.Join(conf.GitHome, repo)
	buildDir := filepath.Join(repoDir, "build")

	slugName := fmt.Sprintf("%s:git-%s", appName, gitSha.Short())
	if err := os.MkdirAll(buildDir, os.ModeDir); err != nil {
		return fmt.Errorf("making the build directory %s (%s)", buildDir, err)
	}

	tmpDir, err := ioutil.TempDir(buildDir, "tmp")
	if err != nil {
		return fmt.Errorf("unable to create tmpdir %s (%s)", buildDir, err)
	}
	defer func() {
		if err := os.RemoveAll(tmpDir); err != nil {
			fmt.Errorf("unable to remove tmpdir %s (%s)", tmpDir, err)
		}
	}()

	slugBuilderInfo := NewSlugBuilderInfo(slugName)

	// Get the application config from the controller, so we can check for a custom buildpack URL
	appConf, err := getAppConfig(conf, builderKey, conf.Username, appName)
	if err != nil {
		return fmt.Errorf("getting app config for %s (%s)", appName, err)
	}
	log.Debug("got the following config back for app %s: %+v", appName, *appConf)
	var buildPackURL string
	if buildPackURLInterface, ok := appConf.Values["BUILDPACK_URL"]; ok {
		if bpStr, ok := buildPackURLInterface.(string); ok {
			log.Debug("found custom buildpack URL %s", bpStr)
			buildPackURL = bpStr
		}
	}

	// build a tarball from the new objects
	appTgz := fmt.Sprintf("%s.tar.gz", appName)
	gitArchiveCmd := repoCmd(repoDir, "git", "archive", "--format=tar.gz", fmt.Sprintf("--output=%s", appTgz), gitSha.Short())
	gitArchiveCmd.Stdout = os.Stdout
	gitArchiveCmd.Stderr = os.Stderr
	if err := run(gitArchiveCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(gitArchiveCmd.Args, " "), err)
	}
	absAppTgz := fmt.Sprintf("%s/%s", repoDir, appTgz)

	// untar the archive into the temp dir
	tarCmd := repoCmd(repoDir, "tar", "-xzf", appTgz, "-C", fmt.Sprintf("%s/", tmpDir))
	tarCmd.Stdout = os.Stdout
	tarCmd.Stderr = os.Stderr
	if err := run(tarCmd); err != nil {
		return fmt.Errorf("running %s (%s)", strings.Join(tarCmd.Args, " "), err)
	}

	bType := getBuildTypeForDir(tmpDir)
	usingDockerfile := bType == buildTypeDockerfile

	appTgzdata, err := ioutil.ReadFile(absAppTgz)
	if err != nil {
		return fmt.Errorf("error while reading file %s: (%s)", appTgz, err)
	}

	log.Debug("Uploading tar to %s", slugBuilderInfo.TarKey())

	if err := storageDriver.PutContent(context.Background(), slugBuilderInfo.TarKey(), appTgzdata); err != nil {
		return fmt.Errorf("uploading %s to %s (%v)", absAppTgz, slugBuilderInfo.TarKey(), err)
	}

	var pod *api.Pod
	var buildPodName string
	if usingDockerfile {
		buildPodName = dockerBuilderPodName(appName, gitSha.Short())
		pod = dockerBuilderPod(
			conf.Debug,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarKey(),
			slugName,
			conf.StorageType,
			conf.DockerBuilderImage,
			dockerBuilderImagePullPolicy,
		)
	} else {
		buildPodName = slugBuilderPodName(appName, gitSha.Short())
		pod = slugbuilderPod(
			conf.Debug,
			buildPodName,
			conf.PodNamespace,
			appConf.Values,
			slugBuilderInfo.TarKey(),
			slugBuilderInfo.PushKey(),
			buildPackURL,
			conf.StorageType,
			conf.SlugBuilderImage,
			slugBuilderImagePullPolicy,
		)
	}

	log.Info("Starting build... but first, coffee!")
	log.Debug("Starting pod %s", buildPodName)
	json, err := prettyPrintJSON(pod)
	if err == nil {
		log.Debug("Pod spec: %v", json)
	} else {
		log.Debug("Error creating json representaion of pod spec: %v", err)
	}

	podsInterface := kubeClient.Pods(conf.PodNamespace)

	newPod, err := podsInterface.Create(pod)
	if err != nil {
		return fmt.Errorf("creating builder pod (%s)", err)
	}

	if err := waitForPod(kubeClient, newPod.Namespace, newPod.Name, conf.SessionIdleInterval(), conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("watching events for builder pod startup (%s)", err)
	}

	req := kubeClient.Get().Namespace(newPod.Namespace).Name(newPod.Name).Resource("pods").SubResource("log").VersionedParams(
		&api.PodLogOptions{
			Follow: true,
		}, api.Scheme)

	rc, err := req.Stream()
	if err != nil {
		return fmt.Errorf("attempting to stream logs (%s)", err)
	}
	defer rc.Close()

	size, err := io.Copy(os.Stdout, rc)
	if err != nil {
		return fmt.Errorf("fetching builder logs (%s)", err)
	}
	log.Debug("size of streamed logs %v", size)

	log.Debug(
		"Waiting for the %s/%s pod to end. Checking every %s for %s",
		newPod.Namespace,
		newPod.Name,
		conf.BuilderPodTickDuration(),
		conf.BuilderPodWaitDuration(),
	)
	// check the state and exit code of the build pod.
	// if the code is not 0 return error
	if err := waitForPodEnd(kubeClient, newPod.Namespace, newPod.Name, conf.BuilderPodTickDuration(), conf.BuilderPodWaitDuration()); err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}
	log.Debug("Done")
	log.Debug("Checking for builder pod exit code")
	buildPod, err := kubeClient.Pods(newPod.Namespace).Get(newPod.Name)
	if err != nil {
		return fmt.Errorf("error getting builder pod status (%s)", err)
	}

	for _, containerStatus := range buildPod.Status.ContainerStatuses {
		state := containerStatus.State.Terminated
		if state.ExitCode != 0 {
			return fmt.Errorf("Build pod exited with code %d, stopping build.", state.ExitCode)
		}
	}
	log.Debug("Done")

	procType := pkg.ProcessType{}
	if bType == buildTypeProcfile {
		if procType, err = getProcFile(storageDriver, tmpDir, slugBuilderInfo.AbsoluteProcfileKey()); err != nil {
			return err
		}
	}

	log.Info("Build complete.")

	buildHook := createBuildHook(slugBuilderInfo, gitSha, conf.Username, appName, procType, usingDockerfile)
	quit := progress("...", conf.SessionIdleInterval())
	buildHookResp, err := publishRelease(conf, builderKey, buildHook)
	quit <- true
	<-quit
	log.Info("Launching App...")
	if err != nil {
		return fmt.Errorf("publishing release (%s)", err)
	}
	release, ok := buildHookResp.Release["version"]
	if !ok {
		return fmt.Errorf("No release returned from Deis controller")
	}

	log.Info("Done, %s:v%d deployed to Deis\n", appName, release)
	log.Info("Use 'deis open' to view this application in your browser\n")
	log.Info("To learn more, use 'deis help' or visit http://deis.io\n")

	run(repoCmd(repoDir, "git", "gc"))

	return nil
}
예제 #18
0
파일: git.go 프로젝트: aledbf/builder
// Receive receives a Git repo.
// This will only work for git-receive-pack.
func Receive(
	repo, operation, gitHome string,
	channel ssh.Channel,
	fingerprint, username, conndata, receivetype string) error {

	log.Info("receiving git repo name: %s, operation: %s, fingerprint: %s, user: %s", repo, operation, fingerprint, username)

	if receivetype == "mock" {
		channel.Write([]byte("OK"))
		return nil
	}
	repoPath := filepath.Join(gitHome, repo)
	log.Info("creating repo directory %s", repoPath)
	if _, err := createRepo(repoPath); err != nil {
		err = fmt.Errorf("Did not create new repo (%s)", err)

		return err
	}

	log.Info("writing pre-receive hook under %s", repoPath)
	if err := createPreReceiveHook(gitHome, repoPath); err != nil {
		err = fmt.Errorf("Did not write pre-receive hook (%s)", err)
		return err
	}

	cmd := exec.Command("git-shell", "-c", fmt.Sprintf("%s '%s'", operation, repo))
	log.Info(strings.Join(cmd.Args, " "))

	var errbuff bytes.Buffer

	cmd.Dir = gitHome
	cmd.Env = []string{
		fmt.Sprintf("RECEIVE_USER=%s", username),
		fmt.Sprintf("RECEIVE_REPO=%s", repo),
		fmt.Sprintf("RECEIVE_FINGERPRINT=%s", fingerprint),
		fmt.Sprintf("SSH_ORIGINAL_COMMAND=%s '%s'", operation, repo),
		fmt.Sprintf("SSH_CONNECTION=%s", conndata),
	}
	cmd.Env = append(cmd.Env, os.Environ()...)

	log.Debug("Working Dir: %s", cmd.Dir)
	log.Debug("Environment: %s", strings.Join(cmd.Env, ","))

	inpipe, err := cmd.StdinPipe()
	if err != nil {
		return err
	}
	cmd.Stdout = channel
	cmd.Stderr = io.MultiWriter(channel.Stderr(), &errbuff)

	if err := cmd.Start(); err != nil {
		err = fmt.Errorf("Failed to start git pre-receive hook: %s (%s)", err, errbuff.Bytes())
		return err
	}

	if _, err := io.Copy(inpipe, channel); err != nil {
		err = fmt.Errorf("Failed to write git objects into the git pre-receive hook (%s)", err)
		return err
	}

	fmt.Println("Waiting for git-receive to run.")
	fmt.Println("Waiting for deploy.")
	if err := cmd.Wait(); err != nil {
		err = fmt.Errorf("Failed to run git pre-receive hook: %s (%s)", errbuff.Bytes(), err)
		return err
	}
	if errbuff.Len() > 0 {
		log.Err("Unreported error: %s", errbuff.Bytes())
		return errors.New(errbuff.String())
	}
	log.Info("Deploy complete.")

	return nil
}