Example #1
0
func fetch(ctx *gb.Context, path string, recurse bool) error {
	m, err := vendor.ReadManifest(manifestFile(ctx))
	if err != nil {
		return fmt.Errorf("could not load manifest: %v", err)
	}

	repo, extra, err := vendor.DeduceRemoteRepo(path, insecure)
	if err != nil {
		return err
	}

	if m.HasImportpath(path) {
		return fmt.Errorf("%s is already vendored", path)
	}

	wc, err := repo.Checkout(branch, tag, revision)
	if err != nil {
		return err
	}

	rev, err := wc.Revision()
	if err != nil {
		return err
	}

	branch, err := wc.Branch()
	if err != nil {
		return err
	}

	dep := vendor.Dependency{
		Importpath: path,
		Repository: repo.URL(),
		Revision:   rev,
		Branch:     branch,
		Path:       extra,
	}

	if err := m.AddDependency(dep); err != nil {
		return err
	}

	dst := filepath.Join(ctx.Projectdir(), "vendor", "src", dep.Importpath)
	src := filepath.Join(wc.Dir(), dep.Path)

	if err := vendor.Copypath(dst, src); err != nil {
		return err
	}

	if err := vendor.WriteManifest(manifestFile(ctx), m); err != nil {
		return err
	}

	if err := wc.Destroy(); err != nil {
		return err
	}

	if !recurse {
		return nil
	}

	for done := false; !done; {

		paths := []struct {
			Root, Prefix string
		}{
			{filepath.Join(runtime.GOROOT(), "src"), ""},
			{filepath.Join(ctx.Projectdir(), "src"), ""},
		}
		m, err := vendor.ReadManifest(filepath.Join("vendor", "manifest"))
		if err != nil {
			return err
		}
		for _, d := range m.Dependencies {
			paths = append(paths, struct{ Root, Prefix string }{filepath.Join(ctx.Projectdir(), "vendor", "src", filepath.FromSlash(d.Importpath)), filepath.FromSlash(d.Importpath)})
		}

		dsm, err := vendor.LoadPaths(paths...)
		if err != nil {
			return err
		}

		is, ok := dsm[filepath.Join(ctx.Projectdir(), "vendor", "src", path)]
		if !ok {
			return fmt.Errorf("unable to locate depset for %q", path)
		}

		missing := findMissing(pkgs(is.Pkgs), dsm)
		switch len(missing) {
		case 0:
			done = true
		default:

			// sort keys in ascending order, so the shortest missing import path
			// with be fetched first.
			keys := keys(missing)
			sort.Strings(keys)
			pkg := keys[0]
			gb.Infof("fetching recursive dependency %s", pkg)
			if err := fetch(ctx, pkg, false); err != nil {
				return err
			}
		}
	}

	return nil
}
Example #2
0
				Importpath: d.Importpath,
				Repository: repo.URL(),
				Revision:   rev,
				Branch:     branch,
				Path:       extra,
			}

			if err := vendor.RemoveAll(filepath.Join(ctx.Projectdir(), "vendor", "src", filepath.FromSlash(d.Importpath))); err != nil {
				// TODO(dfc) need to apply vendor.cleanpath here to remove indermediate directories.
				return fmt.Errorf("dependency could not be deleted: %v", err)
			}

			dst := filepath.Join(ctx.Projectdir(), "vendor", "src", filepath.FromSlash(dep.Importpath))
			src := filepath.Join(wc.Dir(), dep.Path)

			if err := vendor.Copypath(dst, src); err != nil {
				return err
			}

			if err := m.AddDependency(dep); err != nil {
				return err
			}

			if err := vendor.WriteManifest(manifestFile(ctx), m); err != nil {
				return err
			}

			if err := wc.Destroy(); err != nil {
				return err
			}
		}