LogDog: Support per-namespace expired archival.

appengine/logdog/coordinator/config/config.go

 // Copyright 2015 The Chromium 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 config
 
 import (
         "errors"
 
         "github.com/golang/protobuf/proto"
@@ skipping 151 matching lines @@
 
         // Validate the configuration.
         if err := validateConfig(&cc); err != nil {
                 log.WithError(err).Errorf(c, "Invalid Coordinator configuration.")
                 return nil, settings.ErrNoSettings
         }
 
         return &cc, nil
 }
 
+// Projects lists the registered LogDog projects.
+func (gcfg *GlobalConfig) Projects(c context.Context) ([]string, error) {
+        projects, err := config.Get(c).GetProjects()
+        if err != nil {
+                log.WithError(err).Errorf(c, "Failed to list 'luci-config' projects.")
+                return nil, err
+        }
+
+        // TODO(dnj): Filter this list to projects with active LogDog configs, once we
+        // move to project-specific configurations.
+
+        ids := make([]string, len(projects))
+        for i, p := range projects {
+                ids[i] = p.ID
+        }
+
+        // TODO(dnj): Restrict this by actual namespaces in datastore.
+        return ids, nil
+}
+
 // validateConfig checks the supplied Coordinator config object to ensure that
 // it meets a minimum configuration standard expected by our endpoitns and
 // handlers.
 func validateConfig(cc *svcconfig.Config) error {
         switch {
         case cc == nil:
                 return errors.New("configuration is nil")
         case cc.GetCoordinator() == nil:
                 return errors.New("no Coordinator configuration")
         default:
@@ skipping 15 matching lines @@
                 return nil, errors.New("no development configuration")
 
         default:
                 return nil, err
         }
 
         return &config.Config{
                 Content: dcfg.Config,
         }, nil
 }