82 lines
2.4 KiB
Go
82 lines
2.4 KiB
Go
// Copyright 2012 Google Inc. All Rights Reserved.
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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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// The git-remote-persistent-https binary speeds up SSL operations by running
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// a daemon job that keeps a connection open to a Git server. This ensures the
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// git-remote-persistent-https--proxy is running and delegating execution
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// to the git-remote-http binary with the http_proxy set to the daemon job.
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// A unix socket is used to authenticate the proxy and discover the
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// HTTP address. Note, both the client and proxy are included in the same
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// binary.
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package main
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"strings"
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"time"
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)
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var (
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forceProxy = flag.Bool("proxy", false, "Whether to start the binary in proxy mode")
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proxyBin = flag.String("proxy_bin", "git-remote-persistent-https--proxy", "Path to the proxy binary")
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printLabel = flag.Bool("print_label", false, "Prints the build label for the binary")
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// Variable that should be defined through the -X linker flag.
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_BUILD_EMBED_LABEL string
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)
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const (
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defaultMaxIdleDuration = 24 * time.Hour
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defaultPollUpdateInterval = 15 * time.Minute
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)
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func main() {
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flag.Parse()
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if *printLabel {
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// Short circuit execution to print the build label
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fmt.Println(buildLabel())
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return
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}
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var err error
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if *forceProxy || strings.HasSuffix(os.Args[0], "--proxy") {
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log.SetPrefix("git-remote-persistent-https--proxy: ")
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proxy := &Proxy{
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BuildLabel: buildLabel(),
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MaxIdleDuration: defaultMaxIdleDuration,
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PollUpdateInterval: defaultPollUpdateInterval,
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}
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err = proxy.Run()
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} else {
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log.SetPrefix("git-remote-persistent-https: ")
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client := &Client{
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ProxyBin: *proxyBin,
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Args: flag.Args(),
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}
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err = client.Run()
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}
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if err != nil {
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log.Fatalln(err)
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}
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}
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func buildLabel() string {
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if _BUILD_EMBED_LABEL == "" {
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log.Println(`unlabeled build; build with "make" to label`)
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}
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return _BUILD_EMBED_LABEL
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}
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