Exemplo n.º 1
0
func runMain() (err error) {
	// Load repo config.
	gitConfig, err := git.LoadConfig()
	if err != nil {
		return err
	}

	var (
		remoteName    = gitConfig.RemoteName
		stagingBranch = gitConfig.StagingBranchName
		stableBranch  = gitConfig.StableBranchName
	)

	// Fetch the repository.
	if !flagNoFetch {
		task := "Fetch the remote repository"
		log.Run(task)
		if err := git.UpdateRemotes(remoteName); err != nil {
			return errs.NewError(task, err)
		}
	}

	// Check branches.
	checkBranch := func(branchName string) error {
		// Make sure the branch exists.
		task := fmt.Sprintf("Make sure that branch '%v' exists and is up to date", branchName)
		log.Run(task)
		if err := git.CheckOrCreateTrackingBranch(branchName, remoteName); err != nil {
			return errs.NewError(task, err)
		}

		// Make sure we are not on the branch.
		task = fmt.Sprintf("Make sure that branch '%v' is not checked out", branchName)
		log.Run(task)
		currentBranch, err := gitutil.CurrentBranch()
		if err != nil {
			return errs.NewError(task, err)
		}
		if currentBranch == branchName {
			err := fmt.Errorf("cannot deploy while on branch '%v'", branchName)
			return errs.NewError(task, err)
		}
		return nil
	}

	for _, branch := range []string{stableBranch, stagingBranch} {
		if err := checkBranch(branch); err != nil {
			return err
		}
	}

	// Make sure the current staging branch can be released.
	task := fmt.Sprintf("Make sure that branch '%v' can be released", stagingBranch)
	log.Run(task)
	tracker, err := modules.GetIssueTracker()
	if err != nil {
		return errs.NewError(task, err)
	}
	codeReviewTool, err := modules.GetCodeReviewTool()
	if err != nil {
		return errs.NewError(task, err)
	}

	stagingVersion, err := version.GetByBranch(stagingBranch)
	if err != nil {
		return errs.NewError(task, err)
	}

	// Make sure the release can be closed in the issue tracker.
	issueTrackerRelease := tracker.RunningRelease(stagingVersion)
	if err := issueTrackerRelease.EnsureClosable(); err != nil {
		return err
	}

	// Make sure the release can be closed in the code review tool.
	codeReviewRelease := codeReviewTool.NewRelease(stagingVersion)
	if err := codeReviewRelease.EnsureClosable(); err != nil {
		return err
	}

	// Reset the stable branch to point to stage.
	task = fmt.Sprintf("Reset branch '%v' to point to branch '%v'", stableBranch, stagingBranch)
	log.Run(task)
	act, err := git.CreateOrResetBranch(stableBranch, stagingBranch)
	if err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, act)

	// Bump version for the stable branch.
	stableVersion, err := stagingVersion.ToStableVersion()
	if err != nil {
		return err
	}

	task = fmt.Sprintf("Bump version (branch '%v' -> %v)", stableBranch, stableVersion)
	log.Run(task)
	act, err = version.SetForBranch(stableVersion, stableBranch)
	if err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, act)

	// Tag the stable branch.
	tag := stableVersion.ReleaseTagString()
	task = fmt.Sprintf("Tag branch '%v' with tag '%v'", stableBranch, tag)
	log.Run(task)
	if err := git.Tag(tag, stableBranch); err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, action.ActionFunc(func() error {
		task := fmt.Sprintf("Delete tag '%v'", tag)
		if err := git.Tag("-d", tag); err != nil {
			return errs.NewError(task, err)
		}
		return nil
	}))

	// Generate the release notes.
	// We try to do as much as possible before pushing.
	task = fmt.Sprintf("Generate release notes for version '%v'", stableVersion)
	log.Run(task)
	rnm, err := modules.GetReleaseNotesManager()
	if err != nil {
		if _, ok := err.(*modules.ErrModuleNotSet); !ok {
			return errs.NewError(task, err)
		}
	}
	var nts *common.ReleaseNotes
	// rnm will be nil in case the module is disabled.
	if rnm != nil {
		// Get the relevant stories.
		stories, err := tracker.ListStoriesByRelease(stableVersion)
		if err != nil {
			return errs.NewError(task, err)
		}
		// Generate the release notes.
		nts = notes.GenerateReleaseNotes(stableVersion, stories)
	} else {
		log.Log("Release notes module disabled, not doing anything")
	}

	// Close the release in the issue tracker.
	act, err = issueTrackerRelease.Close()
	if err != nil {
		return err
	}
	defer action.RollbackOnError(&err, act)

	// Close the release in the code review tool.
	act, err = codeReviewRelease.Close()
	if err != nil {
		return err
	}
	defer action.RollbackOnError(&err, act)

	// Push the changes to the remote repository.
	task = "Push changes to the remote repository"
	log.Run(task)
	toPush := []string{
		"--tags",
		fmt.Sprintf("%v:%v", stableBranch, stableBranch),
	}
	if err := git.PushForce(remoteName, toPush...); err != nil {
		return errs.NewError(task, err)
	}

	// Post the release notes.
	task = fmt.Sprintf("Post the release notes for version '%v'", stableVersion)
	if rnm != nil {
		log.Run(task)
		if _, err := rnm.PostReleaseNotes(nts); err != nil {
			errs.LogError(task, err)
			log.Warn("Failed to post the release notes, continuing anyway ...")
		}
	}

	// Tell the user we succeeded.
	color.Green("\n-----> Release %v deployed successfully!\n\n", stableVersion)
	color.Cyan("Let's check whether the next release branch can be staged already.\n")
	color.Cyan("In other words, we will try to run `release stage` and see what happens.\n\n")

	// Now we proceed to the staging step. We do not roll back
	// the previous changes on error since this is a separate step.
	tryToStageRunningRelease()
	return nil
}
Exemplo n.º 2
0
func Stage(options *StageOptions) (act action.Action, err error) {
	// Rollback machinery.
	chain := action.NewActionChain()
	defer chain.RollbackOnError(&err)

	// Make sure opts are not nil.
	if options == nil {
		options = DefaultStageOptions
	}

	// Load git config.
	gitConfig, err := git.LoadConfig()
	if err != nil {
		return nil, err
	}
	var (
		remoteName    = gitConfig.RemoteName
		releaseBranch = gitConfig.ReleaseBranchName
		stagingBranch = gitConfig.StagingBranchName
	)

	// Instantiate the issue tracker.
	tracker, err := modules.GetIssueTracker()
	if err != nil {
		return nil, err
	}

	// Get the current branch.
	task := "Get the current branch"
	currentBranch, err := gitutil.CurrentBranch()
	if err != nil {
		return nil, err
	}

	// Cannot be on the release branch, it will be deleted.
	task = fmt.Sprintf("Make sure that branch '%v' is not checked out", releaseBranch)
	if currentBranch == releaseBranch {
		return nil, errs.NewError(
			task, fmt.Errorf("cannot stage the release while on branch '%v'", releaseBranch))
	}

	// Fetch the remote repository.
	if !options.SkipFetch {
		task = "Fetch the remote repository"
		log.Run(task)
		if err := git.UpdateRemotes(remoteName); err != nil {
			return nil, errs.NewError(task, err)
		}
	}

	// Make sure that the local release branch exists and is up to date.
	task = fmt.Sprintf("Make sure that branch '%v' is up to date", releaseBranch)
	log.Run(task)
	if err := git.CheckOrCreateTrackingBranch(releaseBranch, remoteName); err != nil {
		return nil, errs.NewError(task, err)
	}

	// Read the current release version.
	task = "Read the current release version"
	releaseVersion, err := version.GetByBranch(releaseBranch)
	if err != nil {
		return nil, errs.NewError(task, err)
	}

	// Make sure the release is stageable.
	release := tracker.RunningRelease(releaseVersion)
	if err := release.EnsureStageable(); err != nil {
		return nil, err
	}

	// Make sure there are no commits being left behind,
	// e.g. make sure no commits are forgotten on the trunk branch,
	// i.e. make sure that everything necessary was cherry-picked.
	if err := checkCommits(tracker, release, releaseBranch); err != nil {
		return nil, err
	}

	// Reset the staging branch to point to the newly created tag.
	task = fmt.Sprintf("Reset branch '%v' to point to branch '%v'", stagingBranch, releaseBranch)
	log.Run(task)
	act, err = git.CreateOrResetBranch(stagingBranch, releaseBranch)
	if err != nil {
		return nil, errs.NewError(task, err)
	}
	chain.PushTask(task, act)

	// Delete the local release branch.
	task = fmt.Sprintf("Delete branch '%v'", releaseBranch)
	log.Run(task)
	if err := git.Branch("-D", releaseBranch); err != nil {
		return nil, errs.NewError(task, err)
	}
	chain.PushTask(task, action.ActionFunc(func() error {
		task := fmt.Sprintf("Recreate branch '%v'", releaseBranch)

		// In case the release branch exists locally, do nothing.
		// This might look like an extra and useless check, but it looks like
		// the final git push at the end of the command function actually creates
		// the release branch locally when it is aborted from the pre-push hook.
		// Not sure why and how that is happening.
		exists, err := git.LocalBranchExists(releaseBranch)
		if err != nil {
			return errs.NewError(task, err)
		}
		if exists {
			return nil
		}

		// In case the branch indeed does not exist, create it.
		if err := git.Branch(releaseBranch, remoteName+"/"+releaseBranch); err != nil {
			return errs.NewError(task, err)
		}
		return nil
	}))

	// Update the version string on the staging branch.
	stagingVersion, err := releaseVersion.ToStageVersion()
	if err != nil {
		return nil, err
	}

	task = fmt.Sprintf("Bump version (branch '%v' -> %v)", stagingBranch, stagingVersion)
	log.Run(task)
	act, err = version.SetForBranch(stagingVersion, stagingBranch)
	if err != nil {
		return nil, errs.NewError(task, err)
	}
	chain.PushTask(task, act)

	// Stage the release in the issue tracker.
	act, err = release.Stage()
	if err != nil {
		return nil, err
	}
	chain.Push(act)

	// Push to create the tag, reset client and delete release in the remote repository.
	task = "Push changes to the remote repository"
	log.Run(task)
	err = git.Push(remoteName,
		"-f",                            // Use the Force, Luke.
		":"+releaseBranch,               // Delete the release branch.
		stagingBranch+":"+stagingBranch) // Push the staging branch.
	if err != nil {
		return nil, err
	}
	return chain, nil
}
Exemplo n.º 3
0
func runMain() (err error) {
	// Load repo config.
	gitConfig, err := git.LoadConfig()
	if err != nil {
		return err
	}

	var (
		remoteName    = gitConfig.RemoteName()
		stagingBranch = gitConfig.StagingBranchName()
		stableBranch  = gitConfig.StableBranchName()
	)

	// Fetch the repository.
	if !flagNoFetch {
		if err := git.UpdateRemotes(remoteName); err != nil {
			return err
		}
	}

	// Check branches.
	checkBranch := func(branchName string) error {
		// Make sure the branch exists.
		task := fmt.Sprintf("Make sure that branch '%v' exists and is up to date", branchName)
		if err := git.CheckOrCreateTrackingBranch(branchName, remoteName); err != nil {
			return errs.NewError(task, err)
		}

		// Make sure we are not on the branch.
		task = fmt.Sprintf("Make sure that branch '%v' is not checked out", branchName)
		currentBranch, err := git.CurrentBranch()
		if err != nil {
			return errs.NewError(task, err)
		}
		if currentBranch == branchName {
			err := fmt.Errorf("cannot deploy while on branch '%v'", branchName)
			return errs.NewError(task, err)
		}
		return nil
	}

	for _, branch := range []string{stableBranch, stagingBranch} {
		if err := checkBranch(branch); err != nil {
			return err
		}
	}

	// Make sure the current staging branch can be released.
	task := fmt.Sprintf("Make sure that branch '%v' can be released", stagingBranch)
	log.Run(task)
	tracker, err := modules.GetIssueTracker()
	if err != nil {
		return errs.NewError(task, err)
	}

	stagingVersion, err := version.GetByBranch(stagingBranch)
	if err != nil {
		return errs.NewError(task, err)
	}

	release, err := tracker.RunningRelease(stagingVersion)
	if err != nil {
		return err
	}

	if err := release.EnsureReleasable(); err != nil {
		return err
	}

	// Reset the stable branch to point to stage.
	task = fmt.Sprintf("Reset branch '%v' to point to branch '%v'", stableBranch, stagingBranch)
	log.Run(task)
	act, err := git.CreateOrResetBranch(stableBranch, stagingBranch)
	if err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, act)

	// Bump version for the stable branch.
	stableVersion, err := stagingVersion.ToStableVersion()
	if err != nil {
		return err
	}

	task = fmt.Sprintf("Bump version (branch '%v' -> %v)", stableBranch, stableVersion)
	log.Run(task)
	act, err = version.SetForBranch(stableVersion, stableBranch)
	if err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, act)

	// Tag the stable branch.
	tag := stableVersion.ReleaseTagString()
	task = fmt.Sprintf("Tag branch '%v' with tag '%v'", stableBranch, tag)
	log.Run(task)
	if err := git.Tag(tag, stableBranch); err != nil {
		return errs.NewError(task, err)
	}
	defer action.RollbackTaskOnError(&err, task, action.ActionFunc(func() error {
		task := fmt.Sprintf("Delete tag '%v'", tag)
		if err := git.Tag("-d", tag); err != nil {
			return errs.NewError(task, err)
		}
		return nil
	}))

	// Generate the release notes.
	// We try to do as much as possible before pushing.
	task = fmt.Sprintf("Generate release notes for version '%v'", stableVersion)
	log.Run(task)
	rnm, err := modules.GetReleaseNotesManager()
	if err != nil {
		return errs.NewError(task, err)
	}
	var nts *common.ReleaseNotes
	// rnm will be nil in case the module is disabled.
	if rnm != nil {
		// Get the relevant stories.
		stories, err := tracker.ListStoriesByRelease(stableVersion)
		if err != nil {
			return errs.NewError(task, err)
		}
		// Generate the release notes.
		nts = notes.GenerateReleaseNotes(stableVersion, stories)
	} else {
		log.Log("Release notes module disabled, skipping ...")
	}

	// Push the changes to the remote repository.
	task = "Push changes to the remote repository"
	log.Run(task)
	toPush := []string{
		"--tags",
		fmt.Sprintf("%v:%v", stableBranch, stableBranch),
	}
	if err := git.PushForce(remoteName, toPush...); err != nil {
		return errs.NewError(task, err)
	}

	// Post the release notes.
	task = fmt.Sprintf("Post the release notes for version '%v'", stableVersion)
	if rnm != nil {
		log.Run(task)
		if _, err := rnm.PostReleaseNotes(nts); err != nil {
			errs.LogError(task, err)
			log.Warn("Failed to post the release notes, continuing anyway ...")
		}
	}

	// Now we proceed to the staging step. We do not roll back
	// the previous changes on error since this is a separate step.
	tryToStageRunningRelease()
	return nil
}