Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/golang.org/x/tools/cmd/tip/godoc.go

@@ -0,0 +1,73 @@
+// 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"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+type godocBuilder struct {
+}
+
+func (b godocBuilder) Signature(heads map[string]string) string {
+	return fmt.Sprintf("go=%v/tools=%v", heads["go"], heads["tools"])
+}
+
+func (b godocBuilder) Init(dir, hostport string, heads map[string]string) (*exec.Cmd, error) {
+	goDir := filepath.Join(dir, "go")
+	toolsDir := filepath.Join(dir, "gopath/src/golang.org/x/tools")
+	if err := checkout(repoURL+"go", heads["go"], goDir); err != nil {
+		return nil, err
+	}
+	if err := checkout(repoURL+"tools", heads["tools"], toolsDir); err != nil {
+		return nil, err
+	}
+
+	make := exec.Command(filepath.Join(goDir, "src/make.bash"))
+	make.Dir = filepath.Join(goDir, "src")
+	if err := runErr(make); err != nil {
+		return nil, err
+	}
+	goBin := filepath.Join(goDir, "bin/go")
+	goPath := filepath.Join(dir, "gopath")
+	install := exec.Command(goBin, "install", "golang.org/x/tools/cmd/godoc")
+	install.Env = []string{
+		"GOROOT=" + goDir,
+		"GOPATH=" + goPath,
+		"GOROOT_BOOTSTRAP=" + os.Getenv("GOROOT_BOOTSTRAP"),
+	}
+	if err := runErr(install); err != nil {
+		return nil, err
+	}
+
+	godocBin := filepath.Join(goPath, "bin/godoc")
+	godoc := exec.Command(godocBin, "-http="+hostport, "-index", "-index_interval=-1s")
+	godoc.Env = []string{"GOROOT=" + goDir}
+	// TODO(adg): log this somewhere useful
+	godoc.Stdout = os.Stdout
+	godoc.Stderr = os.Stderr
+	if err := godoc.Start(); err != nil {
+		return nil, err
+	}
+	return godoc, nil
+}
+
+var indexingMsg = []byte("Indexing in progress: result may be inaccurate")
+
+func (b godocBuilder) HealthCheck(hostport string) error {
+	body, err := getOK(fmt.Sprintf("http://%v/search?q=FALLTHROUGH", hostport))
+	if err != nil {
+		return err
+	}
+	if bytes.Contains(body, indexingMsg) {
+		return errors.New("still indexing")
+	}
+	return nil
+}