go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/gce/appengine/frontend/main.go (about)

     1  // Copyright 2018 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // Package main is the main entry point for the app.
    16  package main
    17  
    18  import (
    19  	"net/http"
    20  
    21  	"google.golang.org/appengine"
    22  
    23  	gaeserver "go.chromium.org/luci/appengine/gaeauth/server"
    24  	"go.chromium.org/luci/appengine/gaemiddleware/standard"
    25  	"go.chromium.org/luci/grpc/discovery"
    26  	"go.chromium.org/luci/grpc/grpcmon"
    27  	"go.chromium.org/luci/grpc/grpcutil"
    28  	"go.chromium.org/luci/grpc/prpc"
    29  	"go.chromium.org/luci/server/auth"
    30  	"go.chromium.org/luci/server/router"
    31  	"go.chromium.org/luci/web/rpcexplorer"
    32  
    33  	server "go.chromium.org/luci/gce/api/config/v1"
    34  	"go.chromium.org/luci/gce/api/instances/v1"
    35  	"go.chromium.org/luci/gce/api/projects/v1"
    36  	"go.chromium.org/luci/gce/appengine/backend"
    37  	"go.chromium.org/luci/gce/appengine/config"
    38  	"go.chromium.org/luci/gce/appengine/rpc"
    39  	"go.chromium.org/luci/gce/vmtoken"
    40  )
    41  
    42  func main() {
    43  	api := prpc.Server{
    44  		UnaryServerInterceptor: grpcutil.ChainUnaryServerInterceptors(
    45  			grpcmon.UnaryServerInterceptor,
    46  			auth.AuthenticatingInterceptor([]auth.Method{
    47  				&gaeserver.OAuth2Method{Scopes: []string{gaeserver.EmailScope}},
    48  			}).Unary(),
    49  		),
    50  	}
    51  	server.RegisterConfigurationServer(&api, rpc.NewConfigurationServer())
    52  	instances.RegisterInstancesServer(&api, rpc.NewInstancesServer())
    53  	projects.RegisterProjectsServer(&api, rpc.NewProjectsServer())
    54  	discovery.Enable(&api)
    55  
    56  	r := router.New()
    57  
    58  	standard.InstallHandlers(r)
    59  	rpcexplorer.Install(r, nil)
    60  
    61  	mw := standard.Base()
    62  	api.InstallHandlers(r, mw.Extend(vmtoken.Middleware))
    63  	backend.InstallHandlers(r, mw)
    64  	config.InstallHandlers(r, mw)
    65  
    66  	http.DefaultServeMux.Handle("/", r)
    67  	appengine.Main()
    68  }