// 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
}
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)
}
// 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
}