mirror of https://github.com/minio/minio.git
138 lines
3.5 KiB
Go
138 lines
3.5 KiB
Go
/*
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* Minio Cloud Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"crypto/tls"
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"fmt"
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"net"
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"net/http"
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"os"
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"strings"
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"github.com/minio/cli"
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"github.com/minio/minio/pkg/minhttp"
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"github.com/minio/minio/pkg/probe"
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)
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var controllerCmd = cli.Command{
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Name: "controller",
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Usage: "Start minio controller",
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Action: controllerMain,
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CustomHelpTemplate: `NAME:
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minio {{.Name}} - {{.Description}}
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USAGE:
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minio {{.Name}}
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EXAMPLES:
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1. Start minio controller
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$ minio {{.Name}}
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`,
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}
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// configureControllerRPC instance
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func configureControllerRPC(conf minioConfig, rpcHandler http.Handler) (*http.Server, *probe.Error) {
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// Minio server config
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rpcServer := &http.Server{
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Addr: conf.ControllerAddress,
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Handler: rpcHandler,
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MaxHeaderBytes: 1 << 20,
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}
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if conf.TLS {
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var err error
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rpcServer.TLSConfig = &tls.Config{}
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rpcServer.TLSConfig.Certificates = make([]tls.Certificate, 1)
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rpcServer.TLSConfig.Certificates[0], err = tls.LoadX509KeyPair(conf.CertFile, conf.KeyFile)
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if err != nil {
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return nil, probe.NewError(err)
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}
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}
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host, port, err := net.SplitHostPort(conf.ControllerAddress)
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if err != nil {
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return nil, probe.NewError(err)
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}
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var hosts []string
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switch {
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case host != "":
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hosts = append(hosts, host)
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default:
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addrs, err := net.InterfaceAddrs()
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if err != nil {
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return nil, probe.NewError(err)
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}
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for _, addr := range addrs {
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if addr.Network() == "ip+net" {
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host := strings.Split(addr.String(), "/")[0]
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if ip := net.ParseIP(host); ip.To4() != nil {
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hosts = append(hosts, host)
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}
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}
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}
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}
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for _, host := range hosts {
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if conf.TLS {
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fmt.Printf("Starting minio controller on: https://%s:%s, PID: %d\n", host, port, os.Getpid())
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} else {
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fmt.Printf("Starting minio controller on: http://%s:%s, PID: %d\n", host, port, os.Getpid())
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}
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}
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return rpcServer, nil
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}
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// startController starts a minio controller
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func startController(conf minioConfig) *probe.Error {
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rpcServer, err := configureControllerRPC(conf, getControllerRPCHandler())
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if err != nil {
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return err.Trace()
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}
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// Setting rate limit to 'zero' no ratelimiting implemented
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if err := minhttp.ListenAndServeLimited(0, rpcServer); err != nil {
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return err.Trace()
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}
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return nil
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}
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func getControllerConfig(c *cli.Context) minioConfig {
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certFile := c.GlobalString("cert")
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keyFile := c.GlobalString("key")
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if (certFile != "" && keyFile == "") || (certFile == "" && keyFile != "") {
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Fatalln("Both certificate and key are required to enable https.")
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}
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tls := (certFile != "" && keyFile != "")
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return minioConfig{
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ControllerAddress: c.GlobalString("address-controller"),
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TLS: tls,
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CertFile: certFile,
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KeyFile: keyFile,
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RateLimit: c.GlobalInt("ratelimit"),
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}
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}
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func controllerMain(c *cli.Context) {
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if c.Args().Present() {
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cli.ShowCommandHelpAndExit(c, "controller", 1)
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}
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err := startController(getControllerConfig(c))
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errorIf(err.Trace(), "Failed to start minio controller.", nil)
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}
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