milo/main.go

// Copyright 2017 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 main

import (
	"context"
	"net/http"
	"time"

	"github.com/golang/protobuf/proto"

	buildbucketpb "go.chromium.org/luci/buildbucket/proto"
	"go.chromium.org/luci/common/api/gitiles"
	gitilespb "go.chromium.org/luci/common/proto/gitiles"
	"go.chromium.org/luci/config/server/cfgmodule"
	"go.chromium.org/luci/grpc/appstatus"
	"go.chromium.org/luci/grpc/prpc"
	"go.chromium.org/luci/milo/frontend"
	"go.chromium.org/luci/milo/internal/buildsource/buildbucket"
	"go.chromium.org/luci/milo/internal/config"
	"go.chromium.org/luci/milo/internal/projectconfig"
	configpb "go.chromium.org/luci/milo/proto/config"
	milopb "go.chromium.org/luci/milo/proto/v1"
	"go.chromium.org/luci/milo/rpc"
	resultpb "go.chromium.org/luci/resultdb/proto/v1"
	"go.chromium.org/luci/server"
	"go.chromium.org/luci/server/auth"
	"go.chromium.org/luci/server/cron"
	"go.chromium.org/luci/server/encryptedcookies"
	"go.chromium.org/luci/server/gaeemulation"
	"go.chromium.org/luci/server/gtm"
	"go.chromium.org/luci/server/loginsessions"
	"go.chromium.org/luci/server/module"
	"go.chromium.org/luci/server/redisconn"
	"go.chromium.org/luci/server/secrets"

	// Register store impl for encryptedcookies module.
	_ "go.chromium.org/luci/server/encryptedcookies/session/datastore"
)

func main() {
	modules := []module.Module{
		cfgmodule.NewModuleFromFlags(),
		cron.NewModuleFromFlags(),
		secrets.NewModuleFromFlags(),
		encryptedcookies.NewModuleFromFlags(),
		gaeemulation.NewModuleFromFlags(),
		redisconn.NewModuleFromFlags(),
		gtm.NewModuleFromFlags(),
		loginsessions.NewModuleFromFlags(),
	}
	server.Main(nil, modules, func(srv *server.Server) error {
		frontend.Run(srv, "frontend/templates")

		service := &rpc.MiloInternalService{
			GetSettings: func(c context.Context) (*configpb.Settings, error) {
				settings := config.GetSettings(c)
				return settings, nil
			},
			GetGitilesClient: func(c context.Context, host string, as auth.RPCAuthorityKind) (gitilespb.GitilesClient, error) {
				t, err := auth.GetRPCTransport(c, as)
				if err != nil {
					return nil, err
				}
				client, err := gitiles.NewRESTClient(&http.Client{Transport: t}, host, false)
				if err != nil {
					return nil, err
				}

				return client, nil
			},
			GetBuildersClient: func(c context.Context, host string, as auth.RPCAuthorityKind) (buildbucketpb.BuildersClient, error) {
				t, err := auth.GetRPCTransport(c, as)
				if err != nil {
					return nil, err
				}

				rpcOpts := prpc.DefaultOptions()
				rpcOpts.PerRPCTimeout = time.Minute - time.Second
				return buildbucketpb.NewBuildersClient(&prpc.Client{
					C:       &http.Client{Transport: t},
					Host:    host,
					Options: rpcOpts,
				}), nil
			},
		}

		cron.RegisterHandler("update-project-configs", projectconfig.UpdateProjectConfigsHandler)
		cron.RegisterHandler("update-config", config.UpdateConfigHandler)
		cron.RegisterHandler("update-builders", service.UpdateBuilderCache)
		cron.RegisterHandler("delete-builds", buildbucket.DeleteOldBuilds)
		cron.RegisterHandler("sync-builds", buildbucket.SyncBuilds)

		milopb.RegisterMiloInternalServer(srv, &milopb.DecoratedMiloInternal{
			Service: service,
			Postlude: func(ctx context.Context, methodName string, rsp proto.Message, err error) error {
				return appstatus.GRPCifyAndLog(ctx, err)
			},
		})

		httpService := frontend.HTTPService{
			Server: srv,
			GetSettings: func(c context.Context) (*configpb.Settings, error) {
				settings := config.GetSettings(c)
				return settings, nil
			},
			GetResultDBClient: func(c context.Context, host string, as auth.RPCAuthorityKind) (resultpb.ResultDBClient, error) {
				t, err := auth.GetRPCTransport(c, as)
				if err != nil {
					return nil, err
				}

				rpcOpts := prpc.DefaultOptions()
				rpcOpts.PerRPCTimeout = time.Minute - time.Second
				return resultpb.NewResultDBClient(&prpc.Client{
					C:       &http.Client{Transport: t},
					Host:    host,
					Options: rpcOpts,
				}), nil
			},
		}
		httpService.RegisterRoutes()

		return nil
	})
}