示例#1
0
文件: env.go 项目: 4shome/go.jiri
// setPathHelper is a utility function for setting path environment
// variables for different types of workspaces.
func setPathHelper(ctx *tool.Context, env *envvar.Vars, name, root string, workspaces []string, suffix string) error {
	path := env.GetTokens(name, ":")
	projects, _, err := project.ReadManifest(ctx)
	if err != nil {
		return err
	}
	for _, workspace := range workspaces {
		absWorkspace := filepath.Join(root, workspace, suffix)
		// Only append an entry to the path if the workspace is rooted
		// under a jiri project that exists locally or vice versa.
		for _, project := range projects {
			// We check if <project.Path> is a prefix of <absWorkspace> to
			// account for Go workspaces nested under a single jiri project,
			// such as: $JIRI_ROOT/release/projects/chat/go.
			//
			// We check if <absWorkspace> is a prefix of <project.Path> to
			// account for Go workspaces that span multiple jiri projects,
			// such as: $JIRI_ROOT/release/go.
			if strings.HasPrefix(absWorkspace, project.Path) || strings.HasPrefix(project.Path, absWorkspace) {
				if _, err := ctx.Run().Stat(filepath.Join(absWorkspace)); err == nil {
					path = append(path, absWorkspace)
					break
				}
			}
		}
	}
	env.SetTokens(name, path, ":")
	return nil
}
示例#2
0
文件: rebuild.go 项目: 4shome/go.jiri
func runRebuild(env *cmdline.Env, args []string) (e error) {
	ctx := tool.NewContextFromEnv(env)
	_, tools, err := project.ReadManifest(ctx)
	if err != nil {
		return err
	}

	// Create a temporary directory in which tools will be built.
	tmpDir, err := ctx.Run().TempDir("", "tmp-jiri-rebuild")
	if err != nil {
		return fmt.Errorf("TempDir() failed: %v", err)
	}

	// Make sure we cleanup the temp directory.
	defer collect.Error(func() error { return ctx.Run().RemoveAll(tmpDir) }, &e)

	// Paranoid sanity checking.
	if _, ok := tools[project.JiriName]; !ok {
		return fmt.Errorf("tool %q not found", project.JiriName)
	}

	// Build and install tools.
	if err := project.BuildTools(ctx, tools, tmpDir); err != nil {
		return err
	}
	return project.InstallTools(ctx, tmpDir)
}
示例#3
0
文件: env.go 项目: 4shome/go.jiri
// NewConfigHelper creates a new config helper. If filename is of non-zero
// length then that file will be read as a profiles manifest file, if not, the
// existing, if any, in-memory profiles information will be used. If SkipProfiles
// is specified for profilesMode, then no profiles are used.
func NewConfigHelper(ctx *tool.Context, profilesMode ProfilesMode, filename string) (*ConfigHelper, error) {
	root, err := project.JiriRoot()
	if err != nil {
		return nil, err
	}
	config, err := util.LoadConfig(ctx)
	if err != nil {
		return nil, err
	}
	projects, tools, err := project.ReadManifest(ctx)
	if err != nil {
		return nil, err
	}
	if profilesMode == UseProfiles && len(filename) > 0 {
		if err := Read(ctx, filepath.Join(root, filename)); err != nil {
			return nil, err
		}
	}
	ch := &ConfigHelper{
		ctx:          ctx,
		root:         root,
		config:       config,
		projects:     projects,
		tools:        tools,
		profilesMode: bool(profilesMode),
	}
	ch.Vars = envvar.VarsFromOS()
	if profilesMode == SkipProfiles {
		return ch, nil
	}
	ch.legacyMode = (SchemaVersion() == Original) || (len(os.Getenv("JIRI_PROFILE")) > 0)
	if ch.legacyMode {
		vars, err := util.JiriLegacyEnvironment(ch.ctx)
		if err != nil {
			return nil, err
		}
		ch.Vars = vars
	}
	return ch, nil
}