/
code_build.go
499 lines (478 loc) · 16.4 KB
/
code_build.go
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// RAINBOND, Application Management Platform
// Copyright (C) 2014-2017 Goodrain Co., Ltd.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package build
import (
"bufio"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"os"
"os/exec"
"path"
"strings"
"time"
"github.com/Sirupsen/logrus"
"github.com/docker/docker/api/types"
"github.com/eapache/channels"
"github.com/fsnotify/fsnotify"
"github.com/goodrain/rainbond/builder"
jobc "github.com/goodrain/rainbond/builder/job"
"github.com/goodrain/rainbond/builder/parser/code"
"github.com/goodrain/rainbond/builder/sources"
"github.com/goodrain/rainbond/event"
"github.com/goodrain/rainbond/util"
"github.com/pquerna/ffjson/ffjson"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func slugBuilder() (Build, error) {
return &slugBuild{}, nil
}
type slugBuild struct {
tgzDir string
buildCacheDir string
sourceDir string
re *Request
}
func (s *slugBuild) Build(re *Request) (*Response, error) {
re.Logger.Info(util.Translation("Start compiling the source code"), map[string]string{"step": "build-exector"})
s.tgzDir = re.TGZDir
s.re = re
s.buildCacheDir = re.CacheDir
packageName := fmt.Sprintf("%s/%s.tgz", s.tgzDir, re.DeployVersion)
//Stops previous build tasks for the same component
//If an error occurs, it does not affect the current build task
if err := s.stopPreBuildJob(re); err != nil {
logrus.Errorf("stop pre build job for service %s failure %s", re.ServiceID, err.Error())
}
if err := s.runBuildJob(re); err != nil {
re.Logger.Error(util.Translation("Compiling the source code failure"), map[string]string{"step": "build-code", "status": "failure"})
logrus.Error("build slug in container error,", err.Error())
return nil, err
}
re.Logger.Info("code build success", map[string]string{"step": "build-exector"})
defer func() {
if err := os.Remove(packageName); err != nil && !strings.Contains(err.Error(), "no such file or directory") {
logrus.Warningf("pkg name: %s; remove slug pkg: %v", packageName, err)
}
}()
fileInfo, err := os.Stat(packageName)
if err != nil {
re.Logger.Error(util.Translation("Check that the build result failure"), map[string]string{"step": "build-code", "status": "failure"})
logrus.Error("build package check error", err.Error())
return nil, fmt.Errorf("build package failure")
}
if fileInfo.Size() == 0 {
re.Logger.Error(util.Translation("Source build failure and result slug size is 0"),
map[string]string{"step": "build-code", "status": "failure"})
return nil, fmt.Errorf("build package failure")
}
//After 5.1.5 version, wrap slug pacage in the runner image
imageName, err := s.buildRunnerImage(packageName)
if err != nil {
re.Logger.Error(util.Translation("Build runner image failure"),
map[string]string{"step": "build-code", "status": "failure"})
return nil, fmt.Errorf("build runner image failure")
}
re.Logger.Info(util.Translation("build runtime image success"), map[string]string{"step": "build-code", "status": "success"})
res := &Response{
MediumType: ImageMediumType,
MediumPath: imageName,
}
return res, nil
}
func (s *slugBuild) writeRunDockerfile(sourceDir, packageName string, envs map[string]string) error {
runDockerfile := `
FROM %s
COPY %s /tmp/slug/slug.tgz
RUN chown rain:rain /tmp/slug/slug.tgz
ENV VERSION=%s
`
result := util.ParseVariable(fmt.Sprintf(runDockerfile, builder.RUNNERIMAGENAME, packageName, s.re.DeployVersion), envs)
return ioutil.WriteFile(path.Join(sourceDir, "Dockerfile"), []byte(result), 0755)
}
//buildRunnerImage Wrap slug in the runner image
func (s *slugBuild) buildRunnerImage(slugPackage string) (string, error) {
imageName := fmt.Sprintf("%s/%s:%s", builder.REGISTRYDOMAIN, s.re.ServiceID, s.re.DeployVersion)
cacheDir := path.Join(path.Dir(slugPackage), "."+s.re.DeployVersion)
if err := util.CheckAndCreateDir(cacheDir); err != nil {
return "", fmt.Errorf("create cache package dir failure %s", err.Error())
}
defer func() {
if err := os.RemoveAll(cacheDir); err != nil {
logrus.Errorf("remove cache dir %s failure %s", cacheDir, err.Error())
}
}()
packageName := path.Base(slugPackage)
if err := util.Rename(slugPackage, path.Join(cacheDir, packageName)); err != nil {
return "", fmt.Errorf("move code package failure %s", err.Error())
}
//write default runtime dockerfile
if err := s.writeRunDockerfile(cacheDir, packageName, s.re.BuildEnvs); err != nil {
return "", fmt.Errorf("write default runtime dockerfile error:%s", err.Error())
}
//build runtime image
runbuildOptions := types.ImageBuildOptions{
Tags: []string{imageName},
Remove: true,
}
if _, ok := s.re.BuildEnvs["NO_CACHE"]; ok {
runbuildOptions.NoCache = true
} else {
runbuildOptions.NoCache = false
}
// pull image runner
if _, err := sources.ImagePull(s.re.DockerClient, builder.RUNNERIMAGENAME, builder.REGISTRYUSER, builder.REGISTRYPASS, s.re.Logger, 30); err != nil {
return "", fmt.Errorf("pull image %s: %v", builder.RUNNERIMAGENAME, err)
}
logrus.Infof("pull image %s successfully.", builder.RUNNERIMAGENAME)
err := sources.ImageBuild(s.re.DockerClient, cacheDir, runbuildOptions, s.re.Logger, 30)
if err != nil {
s.re.Logger.Error(fmt.Sprintf("build image %s of new version failure", imageName), map[string]string{"step": "builder-exector", "status": "failure"})
logrus.Errorf("build image error: %s", err.Error())
return "", err
}
// check build image exist
_, err = sources.ImageInspectWithRaw(s.re.DockerClient, imageName)
if err != nil {
s.re.Logger.Error(fmt.Sprintf("build image %s of service version failure", imageName), map[string]string{"step": "builder-exector", "status": "failure"})
logrus.Errorf("get image inspect error: %s", err.Error())
return "", err
}
s.re.Logger.Info("build image of new version success, will push to local registry", map[string]string{"step": "builder-exector"})
err = sources.ImagePush(s.re.DockerClient, imageName, builder.REGISTRYUSER, builder.REGISTRYPASS, s.re.Logger, 10)
if err != nil {
s.re.Logger.Error("push image failure", map[string]string{"step": "builder-exector"})
logrus.Errorf("push image error: %s", err.Error())
return "", err
}
s.re.Logger.Info("push image of new version success", map[string]string{"step": "builder-exector"})
if err := sources.ImageRemove(s.re.DockerClient, imageName); err != nil {
logrus.Errorf("remove image %s failure %s", imageName, err.Error())
}
return imageName, nil
}
func (s *slugBuild) readLogFile(logfile string, logger event.Logger, closed chan struct{}) {
file, _ := os.Open(logfile)
watcher, _ := fsnotify.NewWatcher()
defer watcher.Close()
_ = watcher.Add(logfile)
readerr := bufio.NewReader(file)
for {
line, _, err := readerr.ReadLine()
if err != nil {
if err != io.EOF {
logrus.Errorf("Read build container log error:%s", err.Error())
return
}
wait := func() error {
for {
select {
case <-closed:
return nil
case evt := <-watcher.Events:
if evt.Op&fsnotify.Write == fsnotify.Write {
return nil
}
case err := <-watcher.Errors:
return err
}
}
}
if err := wait(); err != nil {
logrus.Errorf("Read build container log error:%s", err.Error())
return
}
}
if logger != nil {
var message = make(map[string]string)
if err := ffjson.Unmarshal(line, &message); err == nil {
if m, ok := message["log"]; ok {
logger.Info(m, map[string]string{"step": "build-exector"})
}
} else {
fmt.Println(err.Error())
}
}
select {
case <-closed:
return
default:
}
}
}
func (s *slugBuild) getSourceCodeTarFile(re *Request) (string, error) {
var cmd []string
sourceTarFile := fmt.Sprintf("%s/%s-%s.tar", util.GetParentDirectory(re.SourceDir), re.ServiceID, re.DeployVersion)
if re.ServerType == "svn" {
cmd = append(cmd, "tar", "-cf", sourceTarFile, "./")
}
if re.ServerType == "git" {
cmd = append(cmd, "tar", "-cf", sourceTarFile, "./")
}
source := exec.Command(cmd[0], cmd[1:]...)
source.Dir = re.SourceDir
logrus.Debugf("tar source code to file %s", sourceTarFile)
if err := source.Run(); err != nil && err.Error() != "exit status 1" {
return "", fmt.Errorf("command %s: %v", source.String(), err)
}
return sourceTarFile, nil
}
//stopPreBuildJob Stops previous build tasks for the same component
//The same component retains only one build task to perform
func (s *slugBuild) stopPreBuildJob(re *Request) error {
jobList, err := jobc.GetJobController().GetServiceJobs(re.ServiceID)
if err != nil {
logrus.Errorf("get pre build job for service %s failure ,%s", re.ServiceID, err.Error())
}
if jobList != nil && len(jobList) > 0 {
for _, job := range jobList {
jobc.GetJobController().DeleteJob(job.Name)
}
}
return nil
}
func (s *slugBuild) runBuildJob(re *Request) error {
//prepare build code dir
re.Logger.Info(util.Translation("Start make code package"), map[string]string{"step": "build-exector"})
start := time.Now()
sourceTarFileName, err := s.getSourceCodeTarFile(re)
if err != nil {
return fmt.Errorf("create source code tar file error:%s", err.Error())
}
re.Logger.Info(util.Translation("make code package success"), map[string]string{"step": "build-exector"})
logrus.Infof("package code for building service %s version %s successful, take time %s", re.ServiceID, re.DeployVersion, time.Now().Sub(start))
// remove source cache tar file
defer func() {
os.Remove(sourceTarFileName)
}()
name := fmt.Sprintf("%s-%s", re.ServiceID, re.DeployVersion)
namespace := re.RbdNamespace
job := corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
Labels: map[string]string{
"service": re.ServiceID,
"job": "codebuild",
},
},
}
envs := []corev1.EnvVar{
{Name: "SLUG_VERSION", Value: re.DeployVersion},
{Name: "SERVICE_ID", Value: re.ServiceID},
{Name: "TENANT_ID", Value: re.TenantID},
{Name: "LANGUAGE", Value: re.Lang.String()},
}
var mavenSettingName string
for k, v := range re.BuildEnvs {
if k == "MAVEN_SETTING_NAME" {
mavenSettingName = v
continue
}
if k == "PROCFILE" {
if !strings.HasPrefix(v, "web:") {
v = "web: " + v
} else if v[4] != ' ' {
v = "web: " + v[4:]
}
}
envs = append(envs, corev1.EnvVar{Name: k, Value: v})
if k == "PROC_ENV" {
var mapdata = make(map[string]interface{})
if err := json.Unmarshal([]byte(v), &mapdata); err == nil {
if runtime, ok := mapdata["runtimes"]; ok {
envs = append(envs, corev1.EnvVar{Name: "RUNTIME", Value: runtime.(string)})
}
}
}
}
podSpec := corev1.PodSpec{RestartPolicy: corev1.RestartPolicyOnFailure} // only support never and onfailure
// schedule builder
if re.CacheMode == "hostpath" {
logrus.Debugf("builder cache mode using hostpath, schedule job into current node")
hostIP := os.Getenv("HOST_IP")
if hostIP != "" {
podSpec.NodeSelector = map[string]string{
"kubernetes.io/hostname": hostIP,
}
podSpec.Tolerations = []corev1.Toleration{
{
Operator: "Exists",
},
}
}
}
logrus.Debugf("request is: %+v", re)
podSpec.Volumes = []corev1.Volume{
{
Name: "slug",
VolumeSource: corev1.VolumeSource{
PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{
ClaimName: s.re.GRDataPVCName,
},
},
},
{
Name: "app",
VolumeSource: re.CacheVolumeSource(),
},
}
container := corev1.Container{
Name: name,
Image: builder.BUILDERIMAGENAME,
Stdin: true,
StdinOnce: true,
Env: envs,
Args: []string{"local"},
}
slugSubPath := strings.TrimPrefix(re.TGZDir, "/grdata/")
logrus.Debugf("sourceTarFileName is: %s", sourceTarFileName)
sourceTarPath := strings.TrimPrefix(sourceTarFileName, "/cache/")
cacheSubPath := strings.TrimPrefix(re.CacheDir, "/cache/")
container.VolumeMounts = []corev1.VolumeMount{
{
Name: "app",
MountPath: "/tmp/cache",
SubPath: cacheSubPath,
},
{
Name: "slug",
MountPath: "/tmp/slug",
SubPath: slugSubPath,
},
{
Name: "app",
MountPath: "/tmp/app-source.tar",
SubPath: sourceTarPath,
},
}
//set maven setting
var mavenSettingConfigName string
if mavenSettingName != "" && re.Lang.String() == code.JavaMaven.String() {
if setting := jobc.GetJobController().GetLanguageBuildSetting(code.JavaMaven, mavenSettingName); setting != "" {
mavenSettingConfigName = setting
} else {
logrus.Warnf("maven setting config %s not found", mavenSettingName)
}
} else if settingName := jobc.GetJobController().GetDefaultLanguageBuildSetting(code.JavaMaven); settingName != "" {
mavenSettingConfigName = settingName
}
if mavenSettingConfigName != "" {
podSpec.Volumes = append(podSpec.Volumes, corev1.Volume{
Name: "mavensetting",
VolumeSource: corev1.VolumeSource{
ConfigMap: &corev1.ConfigMapVolumeSource{
LocalObjectReference: corev1.LocalObjectReference{
Name: mavenSettingConfigName,
},
},
},
})
mountPath := "/etc/maven/setting.xml"
container.VolumeMounts = append(container.VolumeMounts, corev1.VolumeMount{
MountPath: mountPath,
SubPath: "mavensetting",
Name: "mavensetting",
})
container.Env = append(container.Env, corev1.EnvVar{
Name: "MAVEN_SETTINGS_PATH",
Value: mountPath,
})
container.Env = append(container.Env, corev1.EnvVar{
Name: "MAVEN_MIRROR_DISABLE",
Value: "true",
})
logrus.Infof("set maven setting config %s success", mavenSettingName)
}
podSpec.Containers = append(podSpec.Containers, container)
for _, ha := range re.HostAlias {
podSpec.HostAliases = append(podSpec.HostAliases, corev1.HostAlias{IP: ha.IP, Hostnames: ha.Hostnames})
}
job.Spec = podSpec
s.setImagePullSecretsForPod(&job)
writer := re.Logger.GetWriter("builder", "info")
reChan := channels.NewRingChannel(10)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
logrus.Debugf("create job[name: %s; namespace: %s]", job.Name, job.Namespace)
err = jobc.GetJobController().ExecJob(ctx, &job, writer, reChan)
if err != nil {
logrus.Errorf("create new job:%s failed: %s", name, err.Error())
return err
}
re.Logger.Info(util.Translation("create build code job success"), map[string]string{"step": "build-exector"})
logrus.Infof("create build job %s for service %s build version %s", job.Name, re.ServiceID, re.DeployVersion)
// delete job after complete
defer jobc.GetJobController().DeleteJob(job.Name)
return s.waitingComplete(re, reChan)
}
func (s *slugBuild) waitingComplete(re *Request, reChan *channels.RingChannel) (err error) {
var logComplete = false
var jobComplete = false
timeout := time.NewTimer(time.Minute * 60)
for {
select {
case <-timeout.C:
return fmt.Errorf("build time out (more than 60 minute)")
case jobStatus := <-reChan.Out():
status := jobStatus.(string)
switch status {
case "complete":
jobComplete = true
if logComplete {
return nil
}
re.Logger.Info(util.Translation("build code job exec completed"), map[string]string{"step": "build-exector"})
case "failed":
jobComplete = true
err = fmt.Errorf("build code job exec failure")
if logComplete {
return err
}
re.Logger.Info(util.Translation("build code job exec failed"), map[string]string{"step": "build-exector"})
case "cancel":
jobComplete = true
err = fmt.Errorf("build code job is canceled")
if logComplete {
return err
}
case "logcomplete":
logComplete = true
if jobComplete {
return err
}
}
}
}
}
func (s *slugBuild) setImagePullSecretsForPod(pod *corev1.Pod) {
imagePullSecretName := os.Getenv("IMAGE_PULL_SECRET")
if imagePullSecretName == "" {
return
}
pod.Spec.ImagePullSecrets = []corev1.LocalObjectReference{
{Name: imagePullSecretName},
}
}
//ErrorBuild build error
type ErrorBuild struct {
Code int
}
func (e *ErrorBuild) Error() string {
return fmt.Sprintf("Run build return %d", e.Code)
}