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view_config.go
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/
view_config.go
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// 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
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package frontend
import (
"net/http"
"cloud.google.com/go/datastore"
"google.golang.org/appengine"
"go.chromium.org/luci/common/errors"
"go.chromium.org/luci/common/logging"
"go.chromium.org/luci/milo/common"
"go.chromium.org/luci/server/router"
"go.chromium.org/luci/server/templates"
)
// ConfigsHandler renders the page showing the currently loaded set of luci-configs.
func ConfigsHandler(c *router.Context) {
consoles, err := common.GetAllConsoles(c.Context, "")
if err != nil {
ErrorHandler(c, errors.Annotate(err, "Error while getting projects").Err())
return
}
sc, err := common.GetCurrentServiceConfig(c.Context)
if err != nil && err != datastore.ErrNoSuchEntity {
ErrorHandler(c, errors.Annotate(err, "Error while getting service config").Err())
return
}
templates.MustRender(c.Context, c.Writer, "pages/configs.html", templates.Args{
"Consoles": consoles,
"ServiceConfig": sc,
})
}
// UpdateConfigHandler is an HTTP handler that handles configuration update
// requests.
func UpdateConfigHandler(ctx *router.Context) {
c, h := ctx.Context, ctx.Writer
// Needed to access the PubSub API
c = appengine.WithContext(c, ctx.Request)
projErr := common.UpdateProjects(c)
if projErr != nil {
if merr, ok := projErr.(errors.MultiError); ok {
for _, ierr := range merr {
logging.WithError(ierr).Errorf(c, "project update handler encountered error")
}
} else {
logging.WithError(projErr).Errorf(c, "project update handler encountered error")
}
}
settings, servErr := common.UpdateServiceConfig(c)
if servErr != nil {
logging.WithError(servErr).Errorf(c, "service update handler encountered error")
} else {
servErr = common.EnsurePubSubSubscribed(c, settings)
if servErr != nil {
logging.WithError(servErr).Errorf(
c, "pubsub subscriber handler encountered error")
}
}
if projErr != nil || servErr != nil {
h.WriteHeader(http.StatusInternalServerError)
return
}
h.WriteHeader(http.StatusOK)
}