blob: e7d7a7b875adf7e372f6b53390045ed927b058b3 [file] [log] [blame]
// Copyright 2015 The LUCI Authors.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package config
import (
log ""
// ProjectConfigPath returns the path of the project-specific configuration.
// This path should be used with a project config set.
// A given project's configuration is named after the current App ID.
func ProjectConfigPath(c context.Context) string {
return svcconfig.ProjectConfigPath(cfgclient.CurrentServiceName(c))
// ProjectConfig loads the project config protobuf from the config service.
// This function will return:
// - nil, if the project exists and the configuration successfully loaded
// - config.ErrNoConfig if the project configuration was not present.
// - ErrInvalidConfig if the project configuration was present, but could not
// be loaded.
// - Some other error if an error occurred that does not fit one of the
// previous categories.
func ProjectConfig(c context.Context, project types.ProjectName) (*svcconfig.ProjectConfig, error) {
if project == "" {
return nil, config.ErrNoConfig
// Get the config from the config service. If the configuration doesn't exist,
// this will return config.ErrNoConfig.
configSet, configPath := config.ProjectSet(string(project)), ProjectConfigPath(c)
var pcfg svcconfig.ProjectConfig
if err := cfgclient.Get(c, cfgclient.AsService, configSet, configPath, textproto.Message(&pcfg), nil); err != nil {
log.ErrorKey: err,
"project": project,
"configSet": configSet,
"configPath": configPath,
}.Errorf(c, "Failed to load project configuration content.")
return nil, err
return &pcfg, nil
// ProjectNames returns a sorted list of the names of all of the projects
// that the supplied authority can view.
func ProjectNames(c context.Context, a cfgclient.Authority) ([]types.ProjectName, error) {
configPath := ProjectConfigPath(c)
var metas []*config.Meta
if err := cfgclient.Projects(c, a, configPath, nil, &metas); err != nil {
log.WithError(err).Errorf(c, "Failed to load project configs.")
return nil, err
// Iterate through our Metas and extract the project names.
projects := make([]types.ProjectName, 0, len(metas))
for _, meta := range metas {
if projectName := meta.ConfigSet.Project(); projectName != "" {
projects = append(projects, types.ProjectName(projectName))
return projects, nil
// ActiveProjects returns a full list of all config service projects with
// LogDog project configurations.
// The list will be alphabetically sorted.
func ActiveProjects(c context.Context) ([]types.ProjectName, error) {
return ProjectNames(c, cfgclient.AsService)
// ActiveUserProjects returns a full list of all config service projects with
// LogDog project configurations that the current user can see.
// The list will be alphabetically sorted.
func ActiveUserProjects(c context.Context) ([]types.ProjectName, error) {
return ProjectNames(c, cfgclient.AsUser)
type projectNameSlice []types.ProjectName
func (s projectNameSlice) Len() int { return len(s) }
func (s projectNameSlice) Less(i, j int) bool { return s[i] < s[j] }
func (s projectNameSlice) Swap(i, j int) { s[i], s[j] = s[j], s[i] }