dashboard: add sub-repositories to init list

dashboard: add Kind to Package struct
dashboard: add kind parameter to /packages handler

R=rsc, bsiegert, rogpeppe
CC=golang-dev
https://golang.org/cl/5572062

misc/dashboard/app/build/build.go

@@ -22,6 +22,7 @@ const maxDatastoreStringLen = 500
 
 // A Package describes a package that is listed on the dashboard.
 type Package struct {
+	Kind    string // "subrepo", "external", or empty for the main Go tree
 	Name    string
 	Path    string // (empty for the main Go tree)
 	NextNum int    // Num of the next head Commit
@@ -276,10 +277,17 @@ func GetTag(c appengine.Context, tag string) (*Tag, os.Error) {
 	return t, nil
 }
 
-// Packages returns all non-Go packages.
+// Packages returns packages of the specified kind.
-func Packages(c appengine.Context) ([]*Package, os.Error) {
+// Kind must be one of "external" or "subrepo".
+func Packages(c appengine.Context, kind string) ([]*Package, os.Error) {
+	switch kind {
+	case "external", "subrepo":
+	default:
+		return nil, os.NewError(`kind must be one of "external" or "subrepo"`)
+	}
 	var pkgs []*Package
-	for t := datastore.NewQuery("Package").Run(c); ; {
+	q := datastore.NewQuery("Package").Filter("Kind=", kind)
+	for t := q.Run(c); ; {
 		pkg := new(Package)
 		if _, err := t.Next(pkg); err == datastore.Done {
 			break

misc/dashboard/app/build/handler.go

@@ -18,11 +18,6 @@ import (
 
 const commitsPerPage = 30
 
-// defaultPackages specifies the Package records to be created by initHandler.
-var defaultPackages = []*Package{
-	&Package{Name: "Go"},
-}
-
 // commitHandler retrieves commit data or records a new commit.
 //
 // For GET requests it returns a Commit value for the specified
@@ -217,14 +212,15 @@ func buildTodo(c appengine.Context, builder, packagePath, goHash string) (interf
 // packagesHandler returns a list of the non-Go Packages monitored
 // by the dashboard.
 func packagesHandler(r *http.Request) (interface{}, os.Error) {
+	kind := r.FormValue("kind")
 	c := appengine.NewContext(r)
 	now := cache.Now(c)
-	const key = "build-packages"
+	key := "build-packages-" + kind
 	var p []*Package
 	if cache.Get(r, now, key, &p) {
 		return p, nil
 	}
-	p, err := Packages(c)
+	p, err := Packages(c, kind)
 	if err != nil {
 		return nil, err
 	}
@@ -355,25 +351,6 @@ func AuthHandler(h dashHandler) http.HandlerFunc {
 	}
 }
 
-func initHandler(w http.ResponseWriter, r *http.Request) {
-	// TODO(adg): devise a better way of bootstrapping new packages
-	c := appengine.NewContext(r)
-	defer cache.Tick(c)
-	for _, p := range defaultPackages {
-		if err := datastore.Get(c, p.Key(c), new(Package)); err == nil {
-			continue
-		} else if err != datastore.ErrNoSuchEntity {
-			logErr(w, r, err)
-			return
-		}
-		if _, err := datastore.Put(c, p.Key(c), p); err != nil {
-			logErr(w, r, err)
-			return
-		}
-	}
-	fmt.Fprint(w, "OK")
-}
-
 func keyHandler(w http.ResponseWriter, r *http.Request) {
 	builder := r.FormValue("builder")
 	if builder == "" {

misc/dashboard/app/build/init.go

@@ -0,0 +1,57 @@
+// Copyright 2012 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package build
+
+import (
+	"fmt"
+	"http"
+
+	"appengine"
+	"appengine/datastore"
+	"cache"
+)
+
+// defaultPackages specifies the Package records to be created by initHandler.
+var defaultPackages = []*Package{
+	&Package{Name: "Go", Kind: "go"},
+}
+
+// subRepos specifies the Go project sub-repositories.
+var subRepos = []string{
+	"codereview",
+	"crypto",
+	"image",
+	"net",
+}
+
+// Put subRepos into defaultPackages.
+func init() {
+	for _, name := range subRepos {
+		p := &Package{
+			Kind: "subrepo",
+			Name: "go." + name,
+			Path: "code.google.com/p/go." + name,
+		}
+		defaultPackages = append(defaultPackages, p)
+	}
+}
+
+func initHandler(w http.ResponseWriter, r *http.Request) {
+	c := appengine.NewContext(r)
+	defer cache.Tick(c)
+	for _, p := range defaultPackages {
+		if err := datastore.Get(c, p.Key(c), new(Package)); err == nil {
+			continue
+		} else if err != datastore.ErrNoSuchEntity {
+			logErr(w, r, err)
+			return
+		}
+		if _, err := datastore.Put(c, p.Key(c), p); err != nil {
+			logErr(w, r, err)
+			return
+		}
+	}
+	fmt.Fprint(w, "OK")
+}

misc/dashboard/app/build/test.go

@@ -34,7 +34,7 @@ var testEntityKinds = []string{
 
 const testPkg = "code.google.com/p/go.test"
 
-var testPackage = &Package{Name: "Test", Path: testPkg}
+var testPackage = &Package{Name: "Test", Kind: "subrepo", Path: testPkg}
 
 var testPackages = []*Package{
 	&Package{Name: "Go", Path: ""},
@@ -61,7 +61,7 @@ var testRequests = []struct {
 	res  interface{}
 }{
 	// Packages
-	{"/packages", nil, nil, []*Package{testPackage}},
+	{"/packages?kind=subrepo", nil, nil, []*Package{testPackage}},
 
 	// Go repo
 	{"/commit", nil, tCommit("0001", "0000"), nil},

misc/dashboard/app/build/ui.go

@@ -131,13 +131,13 @@ type PackageState struct {
 	OK      bool
 }
 
-// TagState fetches the results for all non-Go packages at the specified tag.
+// TagState fetches the results for all Go subrepos at the specified tag.
 func TagState(c appengine.Context, name string) ([]*PackageState, os.Error) {
 	tag, err := GetTag(c, name)
 	if err != nil {
 		return nil, err
 	}
-	pkgs, err := Packages(c)
+	pkgs, err := Packages(c, "subrepo")
 	if err != nil {
 		return nil, err
 	}