1Panel/backend/app/service/snapshot.go

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package service
import (
"context"
"encoding/json"
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"fmt"
"io/ioutil"
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"os"
"strings"
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"time"
"github.com/1Panel-dev/1Panel/backend/app/dto"
"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/cmd"
"github.com/1Panel-dev/1Panel/backend/utils/docker"
"github.com/1Panel-dev/1Panel/backend/utils/files"
"github.com/jinzhu/copier"
"github.com/pkg/errors"
)
type SnapshotService struct {
OriginalPath string
}
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type ISnapshotService interface {
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SearchWithPage(req dto.SearchWithPage) (int64, interface{}, error)
SnapshotCreate(req dto.SnapshotCreate) error
SnapshotRecover(req dto.SnapshotRecover) error
SnapshotRollback(req dto.SnapshotRecover) error
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SnapshotImport(req dto.SnapshotImport) error
Delete(req dto.BatchDeleteReq) error
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UpdateDescription(req dto.UpdateDescription) error
readFromJson(path string) (SnapshotJson, error)
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}
func NewISnapshotService() ISnapshotService {
return &SnapshotService{}
}
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func (u *SnapshotService) SearchWithPage(req dto.SearchWithPage) (int64, interface{}, error) {
total, systemBackups, err := snapshotRepo.Page(req.Page, req.PageSize, commonRepo.WithLikeName(req.Info))
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var dtoSnap []dto.SnapshotInfo
for _, systemBackup := range systemBackups {
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var item dto.SnapshotInfo
if err := copier.Copy(&item, &systemBackup); err != nil {
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return 0, nil, errors.WithMessage(constant.ErrStructTransform, err.Error())
}
dtoSnap = append(dtoSnap, item)
}
return total, dtoSnap, err
}
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func (u *SnapshotService) SnapshotImport(req dto.SnapshotImport) error {
if len(req.Names) == 0 {
return fmt.Errorf("incorrect snapshot request body: %v", req.Names)
}
for _, snap := range req.Names {
nameItems := strings.Split(snap, "_")
if !strings.HasPrefix(snap, "1panel_v") || !strings.HasSuffix(snap, ".tar.gz") || len(nameItems) != 3 {
return fmt.Errorf("incorrect snapshot name format of %s", snap)
}
formatTime, err := time.Parse("20060102150405", strings.ReplaceAll(nameItems[2], ".tar.gz", ""))
if err != nil {
return fmt.Errorf("incorrect snapshot name format of %s", snap)
}
itemSnap := model.Snapshot{
Name: snap,
From: req.From,
Version: nameItems[1],
Description: req.Description,
Status: constant.StatusSuccess,
BaseModel: model.BaseModel{
CreatedAt: formatTime,
UpdatedAt: formatTime,
},
}
if err := snapshotRepo.Create(&itemSnap); err != nil {
return err
}
}
return nil
}
func (u *SnapshotService) UpdateDescription(req dto.UpdateDescription) error {
return snapshotRepo.Update(req.ID, map[string]interface{}{"description": req.Description})
}
type SnapshotJson struct {
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OldBaseDir string `json:"oldBaseDir"`
OldDockerDataDir string `json:"oldDockerDataDir"`
OldBackupDataDir string `json:"oldDackupDataDir"`
OldPanelDataDir string `json:"oldPanelDataDir"`
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BaseDir string `json:"baseDir"`
DockerDataDir string `json:"dockerDataDir"`
BackupDataDir string `json:"backupDataDir"`
PanelDataDir string `json:"panelDataDir"`
LiveRestoreEnabled bool `json:"liveRestoreEnabled"`
}
func (u *SnapshotService) SnapshotCreate(req dto.SnapshotCreate) error {
global.LOG.Info("start to create snapshot now")
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localDir, err := loadLocalDir()
if err != nil {
return err
}
backup, err := backupRepo.Get(commonRepo.WithByType(req.From))
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if err != nil {
return err
}
backupAccont, err := NewIBackupService().NewClient(&backup)
if err != nil {
return err
}
timeNow := time.Now().Format("20060102150405")
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versionItem, _ := settingRepo.Get(settingRepo.WithByKey("SystemVersion"))
rootDir := fmt.Sprintf("%s/system/1panel_%s_%s", localDir, versionItem.Value, timeNow)
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backupPanelDir := fmt.Sprintf("%s/1panel", rootDir)
_ = os.MkdirAll(backupPanelDir, os.ModePerm)
backupDockerDir := fmt.Sprintf("%s/docker", rootDir)
_ = os.MkdirAll(backupDockerDir, os.ModePerm)
_ = settingRepo.Update("SystemStatus", "Snapshoting")
snap := model.Snapshot{
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Name: fmt.Sprintf("1panel_%s_%s", versionItem.Value, timeNow),
Description: req.Description,
From: req.From,
Version: versionItem.Value,
Status: constant.StatusSuccess,
}
_ = snapshotRepo.Create(&snap)
go func() {
defer func() {
_ = os.RemoveAll(rootDir)
}()
fileOp := files.NewFileOp()
dockerDataDir, liveRestoreStatus, err := u.loadDockerDataDir()
if err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
_, _ = cmd.Exec("systemctl stop docker")
if err := u.handleDockerDatas(fileOp, "snapshot", dockerDataDir, backupDockerDir); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if err := u.handleDaemonJson(fileOp, "snapshot", "", backupDockerDir); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if err := u.handlePanelBinary(fileOp, "snapshot", "", backupPanelDir+"/1panel"); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if err := u.handlePanelctlBinary(fileOp, "snapshot", "", backupPanelDir+"/1pctl"); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if err := u.handlePanelService(fileOp, "snapshot", "", backupPanelDir+"/1panel.service"); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if err := u.handleBackupDatas(fileOp, "snapshot", localDir, backupPanelDir); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
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if err := u.handlePanelDatas(snap.ID, fileOp, "snapshot", global.CONF.BaseDir+"/1panel", backupPanelDir, localDir, dockerDataDir); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
_, _ = cmd.Exec("systemctl restart docker")
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snapJson := SnapshotJson{
BaseDir: global.CONF.BaseDir,
DockerDataDir: dockerDataDir,
BackupDataDir: localDir,
PanelDataDir: global.CONF.BaseDir + "/1panel",
LiveRestoreEnabled: liveRestoreStatus,
}
if err := u.saveJson(snapJson, rootDir); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, fmt.Sprintf("save snapshot json failed, err: %v", err))
return
}
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if err := handleTar(rootDir, fmt.Sprintf("%s/system", localDir), fmt.Sprintf("1panel_%s_%s.tar.gz", versionItem.Value, timeNow), ""); err != nil {
updateSnapshotStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
_ = settingRepo.Update("SystemStatus", "Free")
global.LOG.Infof("start to upload snapshot to %s, please wait", backup.Type)
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_ = snapshotRepo.Update(snap.ID, map[string]interface{}{"status": constant.StatusUploading})
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localPath := fmt.Sprintf("%s/system/1panel_%s_%s.tar.gz", localDir, versionItem.Value, timeNow)
if ok, err := backupAccont.Upload(localPath, fmt.Sprintf("system_snapshot/1panel_%s_%s.tar.gz", versionItem.Value, timeNow)); err != nil || !ok {
_ = snapshotRepo.Update(snap.ID, map[string]interface{}{"status": constant.StatusFailed, "message": err.Error()})
global.LOG.Errorf("upload snapshot to %s failed, err: %v", backup.Type, err)
return
}
_ = snapshotRepo.Update(snap.ID, map[string]interface{}{"status": constant.StatusSuccess})
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_ = os.RemoveAll(fmt.Sprintf("%s/system/1panel_%s_%s.tar.gz", localDir, versionItem.Value, timeNow))
global.LOG.Infof("upload snapshot to %s success", backup.Type)
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}()
return nil
}
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func (u *SnapshotService) SnapshotRecover(req dto.SnapshotRecover) error {
global.LOG.Info("start to recvover panel by snapshot now")
snap, err := snapshotRepo.Get(commonRepo.WithByID(req.ID))
if err != nil {
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return err
}
if !req.IsNew && len(snap.InterruptStep) != 0 && len(snap.RollbackStatus) != 0 {
return fmt.Errorf("the snapshot has been rolled back and cannot be restored again")
}
isReTry := false
if len(snap.InterruptStep) != 0 && !req.IsNew {
isReTry = true
}
backup, err := backupRepo.Get(commonRepo.WithByType(snap.From))
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if err != nil {
return err
}
client, err := NewIBackupService().NewClient(&backup)
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if err != nil {
return err
}
localDir, err := loadLocalDir()
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if err != nil {
return err
}
baseDir := fmt.Sprintf("%s/system/%s", localDir, snap.Name)
if _, err := os.Stat(baseDir); err != nil && os.IsNotExist(err) {
_ = os.MkdirAll(baseDir, os.ModePerm)
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}
_ = snapshotRepo.Update(snap.ID, map[string]interface{}{"recover_status": constant.StatusWaiting})
_ = settingRepo.Update("SystemStatus", "Recovering")
go func() {
operation := "recover"
if isReTry {
operation = "re-recover"
}
if !isReTry || snap.InterruptStep == "Download" || (isReTry && req.ReDownload) {
ok, err := client.Download(fmt.Sprintf("system_snapshot/%s.tar.gz", snap.Name), fmt.Sprintf("%s/%s.tar.gz", baseDir, snap.Name))
if err != nil || !ok {
if req.ReDownload {
updateRecoverStatus(snap.ID, snap.InterruptStep, constant.StatusFailed, fmt.Sprintf("download file %s from %s failed, err: %v", snap.Name, backup.Type, err))
return
}
updateRecoverStatus(snap.ID, "Download", constant.StatusFailed, fmt.Sprintf("download file %s from %s failed, err: %v", snap.Name, backup.Type, err))
return
}
isReTry = false
}
fileOp := files.NewFileOp()
if !isReTry || snap.InterruptStep == "Decompress" || (isReTry && req.ReDownload) {
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if err := handleUnTar(fmt.Sprintf("%s/%s.tar.gz", baseDir, snap.Name), baseDir); err != nil {
if req.ReDownload {
updateRecoverStatus(snap.ID, snap.InterruptStep, constant.StatusFailed, fmt.Sprintf("decompress file failed, err: %v", err))
return
}
updateRecoverStatus(snap.ID, "Decompress", constant.StatusFailed, fmt.Sprintf("decompress file failed, err: %v", err))
return
}
isReTry = false
}
rootDir := fmt.Sprintf("%s/%s", baseDir, snap.Name)
snapJson, err := u.readFromJson(fmt.Sprintf("%s/snapshot.json", rootDir))
if err != nil {
updateRecoverStatus(snap.ID, "Readjson", constant.StatusFailed, fmt.Sprintf("decompress file failed, err: %v", err))
return
}
if snap.InterruptStep == "Readjson" {
isReTry = false
}
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u.OriginalPath = fmt.Sprintf("%s/original_%s", snapJson.BaseDir, snap.Name)
_ = os.MkdirAll(u.OriginalPath, os.ModePerm)
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snapJson.OldBaseDir = global.CONF.BaseDir
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snapJson.OldPanelDataDir = global.CONF.BaseDir + "/1panel"
snapJson.OldBackupDataDir = localDir
recoverPanelDir := fmt.Sprintf("%s/%s/1panel", baseDir, snap.Name)
liveRestore := false
if !isReTry || snap.InterruptStep == "LoadDockerJson" {
snapJson.OldDockerDataDir, liveRestore, err = u.loadDockerDataDir()
if err != nil {
updateRecoverStatus(snap.ID, "LoadDockerJson", constant.StatusFailed, fmt.Sprintf("load docker data dir failed, err: %v", err))
return
}
isReTry = false
}
if liveRestore {
if err := u.updateLiveRestore(false); err != nil {
updateRecoverStatus(snap.ID, "UpdateLiveRestore", constant.StatusFailed, fmt.Sprintf("update docker daemon.json live-restore conf failed, err: %v", err))
return
}
isReTry = false
}
_ = u.saveJson(snapJson, rootDir)
_, _ = cmd.Exec("systemctl stop docker")
if !isReTry || snap.InterruptStep == "DockerDir" {
if err := u.handleDockerDatas(fileOp, operation, rootDir, snapJson.DockerDataDir); err != nil {
updateRecoverStatus(snap.ID, "DockerDir", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
if !isReTry || snap.InterruptStep == "DaemonJson" {
if err := u.handleDaemonJson(fileOp, operation, rootDir+"/docker/daemon.json", u.OriginalPath); err != nil {
updateRecoverStatus(snap.ID, "DaemonJson", constant.StatusFailed, err.Error())
return
}
isReTry = false
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}
_, _ = cmd.Exec("systemctl restart docker")
if !isReTry || snap.InterruptStep == "1PanelBinary" {
if err := u.handlePanelBinary(fileOp, operation, recoverPanelDir+"/1panel", u.OriginalPath+"/1panel"); err != nil {
updateRecoverStatus(snap.ID, "1PanelBinary", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
if !isReTry || snap.InterruptStep == "1PctlBinary" {
if err := u.handlePanelctlBinary(fileOp, operation, recoverPanelDir+"/1pctl", u.OriginalPath+"/1pctl"); err != nil {
updateRecoverStatus(snap.ID, "1PctlBinary", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
if !isReTry || snap.InterruptStep == "1PanelService" {
if err := u.handlePanelService(fileOp, operation, recoverPanelDir+"/1panel.service", u.OriginalPath+"/1panel.service"); err != nil {
updateRecoverStatus(snap.ID, "1PanelService", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
if !isReTry || snap.InterruptStep == "1PanelBackups" {
if err := u.handleBackupDatas(fileOp, operation, rootDir, snapJson.BackupDataDir); err != nil {
updateRecoverStatus(snap.ID, "1PanelBackups", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
if !isReTry || snap.InterruptStep == "1PanelData" {
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if err := u.handlePanelDatas(snap.ID, fileOp, operation, rootDir, snapJson.PanelDataDir, localDir, snapJson.OldDockerDataDir); err != nil {
updateRecoverStatus(snap.ID, "1PanelData", constant.StatusFailed, err.Error())
return
}
isReTry = false
}
_ = os.RemoveAll(rootDir)
global.LOG.Info("recover successful")
_, _ = cmd.Exec("systemctl daemon-reload && systemctl restart 1panel.service")
}()
return nil
}
func (u *SnapshotService) SnapshotRollback(req dto.SnapshotRecover) error {
global.LOG.Info("start to rollback now")
snap, err := snapshotRepo.Get(commonRepo.WithByID(req.ID))
if err != nil {
return err
}
if snap.InterruptStep == "Download" || snap.InterruptStep == "Decompress" || snap.InterruptStep == "Readjson" {
return nil
}
localDir, err := loadLocalDir()
if err != nil {
return err
}
fileOp := files.NewFileOp()
rootDir := fmt.Sprintf("%s/system/%s/%s", localDir, snap.Name, snap.Name)
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_ = settingRepo.Update("SystemStatus", "Rollbacking")
_ = snapshotRepo.Update(snap.ID, map[string]interface{}{"rollback_status": constant.StatusWaiting})
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go func() {
snapJson, err := u.readFromJson(fmt.Sprintf("%s/snapshot.json", rootDir))
if err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, fmt.Sprintf("decompress file failed, err: %v", err))
return
}
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u.OriginalPath = fmt.Sprintf("%s/original_%s", snapJson.OldBaseDir, snap.Name)
if _, err := os.Stat(u.OriginalPath); err != nil && os.IsNotExist(err) {
return
}
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_, _ = cmd.Exec("systemctl stop docker")
if err := u.handleDockerDatas(fileOp, "rollback", u.OriginalPath, snapJson.OldDockerDataDir); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "DockerDir" {
_, _ = cmd.Exec("systemctl restart docker")
return
}
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if err := u.handleDaemonJson(fileOp, "rollback", u.OriginalPath+"/daemon.json", ""); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
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return
}
if snap.InterruptStep == "DaemonJson" {
_, _ = cmd.Exec("systemctl restart docker")
return
}
if snapJson.LiveRestoreEnabled {
if err := u.updateLiveRestore(true); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
}
if snap.InterruptStep == "UpdateLiveRestore" {
_, _ = cmd.Exec("systemctl restart dockere")
return
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}
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if err := u.handlePanelBinary(fileOp, "rollback", u.OriginalPath+"/1panel", ""); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "1PanelBinary" {
return
}
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if err := u.handlePanelctlBinary(fileOp, "rollback", u.OriginalPath+"/1pctl", ""); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "1PctlBinary" {
return
}
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if err := u.handlePanelService(fileOp, "rollback", u.OriginalPath+"/1panel.service", ""); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "1PanelService" {
_, _ = cmd.Exec("systemctl daemon-reload && systemctl restart 1panel.service")
return
}
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if err := u.handleBackupDatas(fileOp, "rollback", u.OriginalPath, snapJson.OldBackupDataDir); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "1PanelBackups" {
_, _ = cmd.Exec("systemctl daemon-reload && systemctl restart 1panel.service")
return
}
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if err := u.handlePanelDatas(snap.ID, fileOp, "rollback", u.OriginalPath, snapJson.OldPanelDataDir, "", ""); err != nil {
updateRollbackStatus(snap.ID, constant.StatusFailed, err.Error())
return
}
if snap.InterruptStep == "1PanelData" {
_, _ = cmd.Exec("systemctl daemon-reload && systemctl restart 1panel.service")
return
}
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_ = os.RemoveAll(rootDir)
global.LOG.Info("rollback successful")
_, _ = cmd.Exec("systemctl daemon-reload && systemctl restart 1panel.service")
}()
return nil
}
func (u *SnapshotService) saveJson(snapJson SnapshotJson, path string) error {
remarkInfo, _ := json.MarshalIndent(snapJson, "", "\t")
if err := ioutil.WriteFile(fmt.Sprintf("%s/snapshot.json", path), remarkInfo, 0640); err != nil {
return err
}
return nil
}
func (u *SnapshotService) readFromJson(path string) (SnapshotJson, error) {
var snap SnapshotJson
if _, err := os.Stat(path); err != nil {
return snap, fmt.Errorf("find snapshot json file in recover package failed, err: %v", err)
}
fileByte, err := os.ReadFile(path)
if err != nil {
return snap, fmt.Errorf("read file from path %s failed, err: %v", path, err)
}
if err := json.Unmarshal(fileByte, &snap); err != nil {
return snap, fmt.Errorf("unmarshal snapjson failed, err: %v", err)
}
return snap, nil
}
func (u *SnapshotService) handleDockerDatas(fileOp files.FileOp, operation string, source, target string) error {
switch operation {
case "snapshot":
if err := u.handleTar(source, target, "docker_data.tar.gz", ""); err != nil {
return fmt.Errorf("backup docker data failed, err: %v", err)
}
case "recover":
if err := u.handleTar(target, u.OriginalPath, "docker_data.tar.gz", ""); err != nil {
return fmt.Errorf("backup docker data failed, err: %v", err)
}
if err := u.handleUnTar(source+"/docker/docker_data.tar.gz", target); err != nil {
return fmt.Errorf("recover docker data failed, err: %v", err)
}
case "re-recover":
if err := u.handleUnTar(source+"/docker/docker_data.tar.gz", target); err != nil {
return fmt.Errorf("re-recover docker data failed, err: %v", err)
}
case "rollback":
if err := u.handleUnTar(source+"/docker_data.tar.gz", target); err != nil {
return fmt.Errorf("rollback docker data failed, err: %v", err)
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}
}
global.LOG.Info("handle docker data dir successful!")
return nil
}
func (u *SnapshotService) handleDaemonJson(fileOp files.FileOp, operation string, source, target string) error {
daemonJsonPath := "/etc/docker/daemon.json"
if operation == "snapshot" || operation == "recover" {
_, err := os.Stat(daemonJsonPath)
if os.IsNotExist(err) {
global.LOG.Info("no daemon.josn in snapshot and system now, nothing happened")
}
if err == nil {
if err := fileOp.CopyFile(daemonJsonPath, target); err != nil {
return fmt.Errorf("backup docker daemon.json failed, err: %v", err)
}
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}
}
if operation == "recover" || operation == "rollback" || operation == "re-recover" {
_, sourceErr := os.Stat(source)
if os.IsNotExist(sourceErr) {
_ = os.Remove(daemonJsonPath)
}
if sourceErr == nil {
if err := fileOp.CopyFile(source, "/etc/docker"); err != nil {
return fmt.Errorf("recover docker daemon.json failed, err: %v", err)
}
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}
}
global.LOG.Info("handle docker daemon.json successful!")
return nil
}
func (u *SnapshotService) handlePanelBinary(fileOp files.FileOp, operation string, source, target string) error {
panelPath := "/usr/local/bin/1panel"
if operation == "snapshot" || operation == "recover" {
if _, err := os.Stat(panelPath); err != nil {
return fmt.Errorf("1panel binary is not found in %s, err: %v", panelPath, err)
} else {
if err := cpBinary(panelPath, target); err != nil {
return fmt.Errorf("backup 1panel binary failed, err: %v", err)
}
}
}
if operation == "recover" || operation == "rollback" || operation == "re-recover" {
if _, err := os.Stat(source); err != nil {
return fmt.Errorf("1panel binary is not found in snapshot, err: %v", err)
} else {
if err := cpBinary(source, "/usr/local/bin/1panel"); err != nil {
return fmt.Errorf("recover 1panel binary failed, err: %v", err)
}
}
}
global.LOG.Info("handle binary panel successful!")
return nil
}
func (u *SnapshotService) handlePanelctlBinary(fileOp files.FileOp, operation string, source, target string) error {
panelctlPath := "/usr/local/bin/1pctl"
if operation == "snapshot" || operation == "recover" {
if _, err := os.Stat(panelctlPath); err != nil {
return fmt.Errorf("1pctl binary is not found in %s, err: %v", panelctlPath, err)
} else {
if err := cpBinary(panelctlPath, target); err != nil {
return fmt.Errorf("backup 1pctl binary failed, err: %v", err)
}
}
}
if operation == "recover" || operation == "rollback" || operation == "re-recover" {
if _, err := os.Stat(source); err != nil {
return fmt.Errorf("1pctl binary is not found in snapshot, err: %v", err)
} else {
if err := cpBinary(source, "/usr/local/bin/1pctl"); err != nil {
return fmt.Errorf("recover 1pctl binary failed, err: %v", err)
}
}
}
global.LOG.Info("handle binary 1pactl successful!")
return nil
}
func (u *SnapshotService) handlePanelService(fileOp files.FileOp, operation string, source, target string) error {
panelServicePath := "/etc/systemd/system/1panel.service"
if operation == "snapshot" || operation == "recover" {
if _, err := os.Stat(panelServicePath); err != nil {
return fmt.Errorf("1panel service is not found in %s, err: %v", panelServicePath, err)
} else {
if err := cpBinary(panelServicePath, target); err != nil {
return fmt.Errorf("backup 1panel service failed, err: %v", err)
}
}
}
if operation == "recover" || operation == "rollback" || operation == "re-recover" {
if _, err := os.Stat(source); err != nil {
return fmt.Errorf("1panel service is not found in snapshot, err: %v", err)
} else {
if err := cpBinary(source, "/etc/systemd/system/1panel.service"); err != nil {
return fmt.Errorf("recover 1panel service failed, err: %v", err)
}
}
}
global.LOG.Info("handle panel service successful!")
return nil
}
func (u *SnapshotService) handleBackupDatas(fileOp files.FileOp, operation string, source, target string) error {
switch operation {
case "snapshot":
if err := u.handleTar(source, target, "1panel_backup.tar.gz", "./system;"); err != nil {
return fmt.Errorf("backup panel local backup dir data failed, err: %v", err)
}
case "recover":
if err := u.handleTar(target, u.OriginalPath, "1panel_backup.tar.gz", "./system;"); err != nil {
return fmt.Errorf("restore original local backup dir data failed, err: %v", err)
}
if err := u.handleUnTar(source+"/1panel/1panel_backup.tar.gz", target); err != nil {
return fmt.Errorf("recover local backup dir data failed, err: %v", err)
}
case "re-recover":
if err := u.handleUnTar(source+"/1panel/1panel_backup.tar.gz", target); err != nil {
return fmt.Errorf("retry recover local backup dir data failed, err: %v", err)
}
case "rollback":
if err := u.handleUnTar(source+"/1panel_backup.tar.gz", target); err != nil {
return fmt.Errorf("rollback local backup dir data failed, err: %v", err)
}
}
global.LOG.Info("handle backup data successful!")
return nil
}
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func (u *SnapshotService) handlePanelDatas(snapID uint, fileOp files.FileOp, operation string, source, target, backupDir, dockerDir string) error {
switch operation {
case "snapshot":
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exclusionRules := "./tmp;./cache;"
if strings.Contains(backupDir, source) {
exclusionRules += ("." + strings.ReplaceAll(backupDir, source, "") + ";")
}
if strings.Contains(dockerDir, source) {
exclusionRules += ("." + strings.ReplaceAll(dockerDir, source, "") + ";")
}
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if err := u.handleTar(source, target, "1panel_data.tar.gz", exclusionRules); err != nil {
return fmt.Errorf("backup panel data failed, err: %v", err)
}
case "recover":
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exclusionRules := "./tmp/;./cache;"
if strings.Contains(backupDir, target) {
exclusionRules += ("." + strings.ReplaceAll(backupDir, target, "") + ";")
}
if strings.Contains(dockerDir, target) {
exclusionRules += ("." + strings.ReplaceAll(dockerDir, target, "") + ";")
}
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_ = snapshotRepo.Update(snapID, map[string]interface{}{"recover_status": ""})
if err := u.handleTar(target, u.OriginalPath, "1panel_data.tar.gz", exclusionRules); err != nil {
return fmt.Errorf("restore original panel data failed, err: %v", err)
}
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_ = snapshotRepo.Update(snapID, map[string]interface{}{"recover_status": constant.StatusWaiting})
if err := u.handleUnTar(source+"/1panel/1panel_data.tar.gz", target); err != nil {
return fmt.Errorf("recover panel data failed, err: %v", err)
}
case "re-recover":
if err := u.handleUnTar(source+"/1panel/1panel_data.tar.gz", target); err != nil {
return fmt.Errorf("retry recover panel data failed, err: %v", err)
}
case "rollback":
if err := u.handleUnTar(source+"/1panel_data.tar.gz", target); err != nil {
return fmt.Errorf("rollback panel data failed, err: %v", err)
}
}
return nil
}
func (u *SnapshotService) loadDockerDataDir() (string, bool, error) {
client, err := docker.NewDockerClient()
if err != nil {
return "", false, fmt.Errorf("new docker client failed, err: %v", err)
}
info, err := client.Info(context.Background())
if err != nil {
return "", false, fmt.Errorf("load docker info failed, err: %v", err)
}
return info.DockerRootDir, info.LiveRestoreEnabled, nil
}
func (u *SnapshotService) Delete(req dto.BatchDeleteReq) error {
backups, _ := snapshotRepo.GetList(commonRepo.WithIdsIn(req.Ids))
localDir, err := loadLocalDir()
if err != nil {
return err
}
for _, snap := range backups {
if _, err := os.Stat(fmt.Sprintf("%s/system/%s/%s.tar.gz", localDir, snap.Name, snap.Name)); err == nil {
_ = os.Remove(fmt.Sprintf("%s/system/%s/%s.tar.gz", localDir, snap.Name, snap.Name))
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}
}
if err := snapshotRepo.Delete(commonRepo.WithIdsIn(req.Ids)); err != nil {
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return err
}
return nil
}
func updateSnapshotStatus(id uint, status string, message string) {
if status != constant.StatusSuccess {
global.LOG.Errorf("snapshot failed, err: %s", message)
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}
if err := snapshotRepo.Update(id, map[string]interface{}{
"status": status,
"message": message,
}); err != nil {
global.LOG.Errorf("update snap snapshot status failed, err: %v", err)
}
_ = settingRepo.Update("SystemStatus", "Free")
}
func updateRecoverStatus(id uint, interruptStep, status string, message string) {
if status != constant.StatusSuccess {
global.LOG.Errorf("recover failed, err: %s", message)
}
if err := snapshotRepo.Update(id, map[string]interface{}{
"interrupt_step": interruptStep,
"recover_status": status,
"recover_message": message,
"last_recovered_at": time.Now().Format("2006-01-02 15:04:05"),
}); err != nil {
global.LOG.Errorf("update snap recover status failed, err: %v", err)
}
_ = settingRepo.Update("SystemStatus", "Free")
}
func updateRollbackStatus(id uint, status string, message string) {
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_ = settingRepo.Update("SystemStatus", "Free")
if status == constant.StatusSuccess {
if err := snapshotRepo.Update(id, map[string]interface{}{
"recover_status": "",
"recover_message": "",
"interrupt_step": "",
"rollback_status": "",
"rollback_message": "",
"last_rollbacked_at": time.Now().Format("2006-01-02 15:04:05"),
}); err != nil {
global.LOG.Errorf("update snap recover status failed, err: %v", err)
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}
return
}
global.LOG.Errorf("rollback failed, err: %s", message)
if err := snapshotRepo.Update(id, map[string]interface{}{
"rollback_status": status,
"rollback_message": message,
"last_rollbacked_at": time.Now().Format("2006-01-02 15:04:05"),
}); err != nil {
global.LOG.Errorf("update snap recover status failed, err: %v", err)
}
}
func cpBinary(src, dst string) error {
stderr, err := cmd.Exec(fmt.Sprintf("\\cp -f %s %s", src, dst))
if err != nil {
return errors.New(stderr)
}
return nil
}
func (u *SnapshotService) updateLiveRestore(enabled bool) error {
if _, err := os.Stat(constant.DaemonJsonPath); err != nil {
return fmt.Errorf("load docker daemon.json conf failed, err: %v", err)
}
file, err := ioutil.ReadFile(constant.DaemonJsonPath)
if err != nil {
return err
}
deamonMap := make(map[string]interface{})
_ = json.Unmarshal(file, &deamonMap)
if !enabled {
delete(deamonMap, "live-restore")
} else {
deamonMap["live-restore"] = enabled
}
newJson, err := json.MarshalIndent(deamonMap, "", "\t")
if err != nil {
return err
}
if err := ioutil.WriteFile(constant.DaemonJsonPath, newJson, 0640); err != nil {
return err
}
stdout, err := cmd.Exec("systemctl restart docker")
if err != nil {
return errors.New(stdout)
}
ticker := time.NewTicker(3 * time.Second)
ctx, cancle := context.WithTimeout(context.Background(), time.Second*30)
defer cancle()
for range ticker.C {
select {
case <-ctx.Done():
return errors.New("the docker service cannot be restarted")
default:
stdout, err := cmd.Exec("systemctl is-active docker")
if string(stdout) == "active\n" && err == nil {
global.LOG.Info("docker restart with new live-restore successful!")
return nil
}
}
}
return nil
}
func (u *SnapshotService) 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
}
}
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exStr := ""
excludes := strings.Split(exclusionRules, ";")
for _, exclude := range excludes {
if len(exclude) == 0 {
continue
}
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exStr += " --exclude "
exStr += exclude
}
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commands := fmt.Sprintf("tar -zcf %s %s -C %s .", targetDir+"/"+name, exStr, sourceDir)
global.LOG.Debug(commands)
stdout, err := cmd.Exec(commands)
if err != nil {
global.LOG.Errorf("do handle tar failed, stdout: %s, err: %v", stdout, err)
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return errors.New(stdout)
}
return nil
}
func (u *SnapshotService) handleUnTar(sourceDir, targetDir string) error {
if _, err := os.Stat(targetDir); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(targetDir, os.ModePerm); err != nil {
return err
}
}
commands := fmt.Sprintf("tar -zxf %s -C %s .", sourceDir, targetDir)
global.LOG.Debug(commands)
stdout, err := cmd.Exec(commands)
if err != nil {
global.LOG.Errorf("do handle untar failed, stdout: %s, err: %v", stdout, err)
return errors.New(stdout)
}
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return nil
}