1Panel/backend/app/service/cronjob_helper.go
2022-11-10 10:20:36 +08:00

238 lines
7 KiB
Go

package service
import (
"crypto/tls"
"fmt"
"io/ioutil"
"net/http"
"os"
"os/exec"
"strings"
"time"
"github.com/1Panel-dev/1Panel/backend/app/model"
"github.com/1Panel-dev/1Panel/backend/constant"
"github.com/1Panel-dev/1Panel/backend/global"
"github.com/1Panel-dev/1Panel/backend/utils/cloud_storage"
"github.com/pkg/errors"
"github.com/robfig/cron/v3"
)
func (u *CronjobService) HandleJob(cronjob *model.Cronjob) {
var (
message []byte
err error
)
record := cronjobRepo.StartRecords(cronjob.ID, "")
record.FromLocal = cronjob.KeepLocal
switch cronjob.Type {
case "shell":
cmd := exec.Command(cronjob.Script)
stdout, errExec := cmd.CombinedOutput()
if errExec != nil {
err = errors.New(string(stdout))
}
case "website":
record.File, err = u.HandleBackup(cronjob, record.StartTime)
case "database":
record.File, err = u.HandleBackup(cronjob, record.StartTime)
case "directory":
if len(cronjob.SourceDir) == 0 {
return
}
record.File, err = u.HandleBackup(cronjob, record.StartTime)
case "curl":
if len(cronjob.URL) == 0 {
return
}
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}
client := &http.Client{Timeout: 1 * time.Second, Transport: tr}
request, _ := http.NewRequest("GET", cronjob.URL, nil)
response, err := client.Do(request)
if err != nil {
cronjobRepo.EndRecords(record, constant.StatusFailed, err.Error(), string(message))
}
defer response.Body.Close()
message, _ = ioutil.ReadAll(response.Body)
}
if err != nil {
cronjobRepo.EndRecords(record, constant.StatusFailed, err.Error(), string(message))
return
}
record.Records, err = mkdirAndWriteFile(cronjob, record.StartTime, message)
if err != nil {
global.LOG.Errorf("save file %s failed, err: %v", record.Records, err)
}
cronjobRepo.EndRecords(record, constant.StatusSuccess, "", record.Records)
}
func (u *CronjobService) HandleBackup(cronjob *model.Cronjob, startTime time.Time) (string, error) {
var (
baseDir string
backupDir string
fileName string
)
backup, err := backupRepo.Get(commonRepo.WithByID(uint(cronjob.TargetDirID)))
if err != nil {
return "", err
}
app, err := mysqlRepo.LoadBaseInfoByName(cronjob.Database)
if err != nil {
return "", err
}
if cronjob.KeepLocal || cronjob.Type != "LOCAL" {
localDir, err := loadLocalDir()
if err != nil {
return "", err
}
baseDir = localDir
} else {
baseDir = constant.TmpDir
}
if cronjob.Type == "database" {
fileName = fmt.Sprintf("db_%s_%s.sql.gz", cronjob.DBName, time.Now().Format("20060102150405"))
backupDir = fmt.Sprintf("database/%s/%s/%s", app.Key, cronjob.Database, cronjob.DBName)
err = backupMysql(backup.Type, baseDir, backupDir, cronjob.Database, cronjob.DBName, fileName)
if err != nil {
return "", err
}
} else {
fileName = fmt.Sprintf("%s.tar.gz", startTime.Format("20060102150405"))
backupDir = fmt.Sprintf("%s/%s", cronjob.Type, cronjob.Name)
if err := handleTar(cronjob.SourceDir, baseDir+"/"+backupDir, fileName, cronjob.ExclusionRules); err != nil {
return "", err
}
}
if backup.Type == "LOCAL" {
u.HandleRmExpired(backup.Type, baseDir, backupDir, cronjob, nil)
return baseDir + "/" + backupDir + "/" + fileName, nil
}
cloudFile := baseDir + "/" + backupDir + "/" + fileName
if !cronjob.KeepLocal {
cloudFile = backupDir + "/" + fileName
}
client, err := NewIBackupService().NewClient(&backup)
if err != nil {
return cloudFile, err
}
if _, err = client.Upload(baseDir+"/"+backupDir+"/"+fileName, backupDir+"/"+fileName); err != nil {
return cloudFile, err
}
u.HandleRmExpired(backup.Type, baseDir, backupDir, cronjob, client)
return cloudFile, nil
}
func (u *CronjobService) HandleDelete(id uint) error {
cronjob, _ := cronjobRepo.Get(commonRepo.WithByID(id))
if cronjob.ID == 0 {
return errors.New("find cronjob in db failed")
}
commonDir := fmt.Sprintf("%s/%s/", cronjob.Type, cronjob.Name)
global.Cron.Remove(cron.EntryID(cronjob.EntryID))
_ = cronjobRepo.DeleteRecord(cronjobRepo.WithByJobID(int(id)))
if err := os.RemoveAll(fmt.Sprintf("%s/%s-%v", constant.TaskDir, commonDir, cronjob.ID)); err != nil {
global.LOG.Errorf("rm file %s/%s-%v failed, err: %v", constant.TaskDir, commonDir, cronjob.ID, err)
}
return nil
}
func (u *CronjobService) HandleRmExpired(backType, baseDir, backupDir string, cronjob *model.Cronjob, backClient cloud_storage.CloudStorageClient) {
if backType != "LOCAL" {
currentObjs, err := backClient.ListObjects(backupDir + "/")
if err != nil {
global.LOG.Errorf("list bucket object %s failed, err: %v", backupDir, err)
return
}
for i := 0; i < len(currentObjs)-int(cronjob.RetainCopies); i++ {
_, _ = backClient.Delete(currentObjs[i].(string))
}
if !cronjob.KeepLocal {
return
}
}
files, err := ioutil.ReadDir(baseDir + "/" + backupDir)
if err != nil {
global.LOG.Errorf("read dir %s failed, err: %v", baseDir+"/"+backupDir, err)
return
}
if len(files) == 0 {
return
}
if cronjob.Type == "database" {
dbCopies := uint64(0)
for i := len(files) - 1; i >= 0; i-- {
if strings.HasPrefix(files[i].Name(), "db_") {
dbCopies++
if dbCopies > cronjob.RetainCopies {
_ = os.Remove(baseDir + "/" + backupDir + "/" + files[i].Name())
_ = backupRepo.DeleteRecord(backupRepo.WithByFileName(files[i].Name()))
}
}
}
} else {
for i := 0; i < len(files)-int(cronjob.RetainCopies); i++ {
_ = os.Remove(baseDir + "/" + backupDir + "/" + files[i].Name())
}
}
records, _ := cronjobRepo.ListRecord(cronjobRepo.WithByJobID(int(cronjob.ID)))
if len(records) > int(cronjob.RetainCopies) {
for i := int(cronjob.RetainCopies); i < len(records); i++ {
_ = cronjobRepo.DeleteRecord(cronjobRepo.WithByJobID(int(records[i].ID)))
}
}
}
func handleTar(sourceDir, targetDir, name, exclusionRules string) error {
if _, err := os.Stat(targetDir); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(targetDir, os.ModePerm); err != nil {
return err
}
}
exStr := []string{}
exStr = append(exStr, "zcvf")
exStr = append(exStr, targetDir+"/"+name)
excludes := strings.Split(exclusionRules, ";")
for _, exclude := range excludes {
if len(exclude) == 0 {
continue
}
exStr = append(exStr, "--exclude")
exStr = append(exStr, exclude)
}
if len(strings.Split(sourceDir, "/")) > 3 {
exStr = append(exStr, "-C")
itemDir := strings.ReplaceAll(sourceDir[strings.LastIndex(sourceDir, "/"):], "/", "")
aheadDir := strings.ReplaceAll(sourceDir, itemDir, "")
exStr = append(exStr, aheadDir)
exStr = append(exStr, itemDir)
} else {
exStr = append(exStr, sourceDir)
}
cmd := exec.Command("tar", exStr...)
stdout, err := cmd.CombinedOutput()
if err != nil {
return errors.New(string(stdout))
}
return nil
}
func handleUnTar(sourceFile, targetDir string) error {
if _, err := os.Stat(targetDir); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(targetDir, os.ModePerm); err != nil {
return err
}
}
cmd := exec.Command("tar", "zxvfC", sourceFile, targetDir)
stdout, err := cmd.CombinedOutput()
if err != nil {
return errors.New(string(stdout))
}
return nil
}