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// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package main
import (
"bytes"
"errors"
"fmt"
"log"
"os"
"os/exec"
"path/filepath"
"runtime"
)
type talksBuilder struct{}
func (b talksBuilder) Signature(heads map[string]string) string {
return heads["talks"]
}
const talksToolsRev = "8cab8a1319f0be9798e7fe78b15da75e5f94b2e9"
func (b talksBuilder) Init(logger *log.Logger, dir, hostport string, heads map[string]string) (*exec.Cmd, error) {
// TODO: use logger
toolsDir := filepath.Join(dir, "gopath/src/golang.org/x/tools")
if err := checkout(repoURL+"tools", talksToolsRev, toolsDir); err != nil {
return nil, err
}
talksDir := filepath.Join(dir, "gopath/src/golang.org/x/talks")
if err := checkout(repoURL+"talks", heads["talks"], talksDir); err != nil {
return nil, err
}
goDir := os.Getenv("GOROOT_BOOTSTRAP")
if goDir == "" {
goDir = runtime.GOROOT()
}
goBin := filepath.Join(goDir, "bin/go")
goPath := filepath.Join(dir, "gopath")
presentPath := "golang.org/x/tools/cmd/present"
install := exec.Command(goBin, "install", "-tags=appenginevm", presentPath)
install.Env = append(os.Environ(), "GOROOT="+goDir, "GOPATH="+goPath)
if err := runErr(install); err != nil {
return nil, err
}
talksBin := filepath.Join(goPath, "bin/present")
presentSrc := filepath.Join(goPath, "src", presentPath)
present := exec.Command(talksBin, "-http="+hostport, "-base="+presentSrc)
present.Dir = talksDir
// TODO(adg): log this somewhere useful
present.Stdout = os.Stdout
present.Stderr = os.Stderr
if err := present.Start(); err != nil {
return nil, err
}
return present, nil
}
var talksMsg = []byte("Talks - The Go Programming Language")
func (b talksBuilder) HealthCheck(hostport string) error {
body, err := getOK(fmt.Sprintf("http://%v/", hostport))
if err != nil {
return err
}
if !bytes.Contains(body, talksMsg) {
return errors.New("couldn't match string")
}
return nil
}
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