move httpserver under server

pkg/server/httpserver/httpserver.go

@@ -0,0 +1,65 @@
+/*
+ * Mini Object Storage, (C) 2014 Minio, Inc.
+ *
+ * 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 httpserver
+
+import (
+	"log"
+	"net/http"
+	"time"
+)
+
+type HttpServerConfig struct {
+	Address   string
+	TLS       bool
+	CertFile  string
+	KeyFile   string
+	Websocket bool // implement it - TODO
+}
+
+type HttpServer struct{}
+
+func Start(handler http.Handler, config HttpServerConfig) (chan<- string, <-chan error, *HttpServer) {
+	ctrlChannel := make(chan string)
+	errorChannel := make(chan error)
+	server := HttpServer{}
+	go start(ctrlChannel, errorChannel, handler, config, &server)
+	return ctrlChannel, errorChannel, &server
+}
+
+func start(ctrlChannel <-chan string, errorChannel chan<- error,
+	router http.Handler, config HttpServerConfig, server *HttpServer) {
+	var err error
+
+	// Minio server config
+	httpServer := &http.Server{
+		Addr:           config.Address,
+		Handler:        router,
+		ReadTimeout:    10 * time.Second,
+		WriteTimeout:   10 * time.Second,
+		MaxHeaderBytes: 1 << 20,
+	}
+	log.Println("Starting HTTP Server on:", config.Address)
+
+	if config.TLS {
+		httpServer.TLSConfig = getDefaultTLSConfig()
+		err = httpServer.ListenAndServeTLS(config.CertFile, config.KeyFile)
+	} else {
+		err = httpServer.ListenAndServe()
+	}
+	errorChannel <- err
+	close(errorChannel)
+}

pkg/server/httpserver/tlshelpers.go

@@ -0,0 +1,24 @@
+package httpserver
+
+import "crypto/tls"
+
+func getDefaultTLSConfig() *tls.Config {
+	config := tls.Config{}
+
+	//Use only modern ciphers
+	config.CipherSuites = []uint16{
+		tls.TLS_RSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_RSA_WITH_AES_256_CBC_SHA,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
+		tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
+	}
+
+	//Don't allow session resumption
+	config.SessionTicketsDisabled = true
+	config.ClientAuth = tls.RequireAnyClientCert
+	return &config
+}