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server.go
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server.go
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// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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"
"net/http"
"github.com/google/keytransparency/cmd/serverutil"
"github.com/golang/glog"
"github.com/prometheus/client_golang/prometheus/promhttp"
"google.golang.org/grpc"
)
func serveHTTPMetric(addr string) {
metricMux := http.NewServeMux()
metricMux.Handle("/metrics", promhttp.Handler())
glog.Infof("Hosting metrics on %v", addr)
if err := http.ListenAndServe(addr, metricMux); err != nil {
glog.Fatalf("ListenAndServeTLS(%v): %v", addr, err)
}
}
func serveHTTPGateway(ctx context.Context, lis net.Listener, dopts []grpc.DialOption,
grpcServer *grpc.Server, services ...serverutil.RegisterServiceFromEndpoint) {
// Wire up gRPC and HTTP servers.
gwmux, err := serverutil.GrpcGatewayMux(ctx, lis.Addr().String(), dopts, services...)
if err != nil {
glog.Exitf("Failed setting up REST proxy: %v", err)
}
mux := http.NewServeMux()
mux.Handle("/", gwmux)
server := &http.Server{Handler: serverutil.GrpcHandlerFunc(grpcServer, mux)}
if err := server.ServeTLS(lis, *certFile, *keyFile); err != nil {
glog.Errorf("ListenAndServeTLS: %v", err)
}
}