1Panel/backend/app/service/database_redis.go
2022-12-21 16:39:41 +08:00

361 lines
10 KiB
Go

package service
import (
"encoding/json"
"errors"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"strings"
"time"
"github.com/1Panel-dev/1Panel/backend/app/dto"
"github.com/1Panel-dev/1Panel/backend/constant"
"github.com/1Panel-dev/1Panel/backend/utils/compose"
_ "github.com/go-sql-driver/mysql"
)
type RedisService struct{}
type IRedisService interface {
UpdateConf(req dto.RedisConfUpdate) error
UpdatePersistenceConf(req dto.RedisConfPersistenceUpdate) error
ChangePassword(info dto.ChangeDBInfo) error
LoadStatus() (*dto.RedisStatus, error)
LoadConf() (*dto.RedisConf, error)
LoadPersistenceConf() (*dto.RedisPersistence, error)
Backup() error
SearchBackupListWithPage(req dto.PageInfo) (int64, interface{}, error)
Recover(req dto.RedisBackupRecover) error
}
func NewIRedisService() IRedisService {
return &RedisService{}
}
func (u *RedisService) UpdateConf(req dto.RedisConfUpdate) error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return err
}
var confs []redisConfig
confs = append(confs, redisConfig{key: "timeout", value: req.Timeout})
confs = append(confs, redisConfig{key: "maxclients", value: req.Maxclients})
confs = append(confs, redisConfig{key: "maxmemory", value: req.Maxmemory})
if err := confSet(redisInfo.Name, confs); err != nil {
return err
}
if _, err := compose.Restart(fmt.Sprintf("%s/redis/%s/docker-compose.yml", constant.AppInstallDir, redisInfo.Name)); err != nil {
return err
}
return nil
}
func (u *RedisService) ChangePassword(req dto.ChangeDBInfo) error {
if err := updateInstallInfoInDB("redis", "", "password", true, req.Value); err != nil {
return err
}
if err := updateInstallInfoInDB("redis-commander", "", "password", true, req.Value); err != nil {
return err
}
return nil
}
func (u *RedisService) UpdatePersistenceConf(req dto.RedisConfPersistenceUpdate) error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return err
}
var confs []redisConfig
if req.Type == "rbd" {
confs = append(confs, redisConfig{key: "save", value: req.Save})
} else {
confs = append(confs, redisConfig{key: "appendonly", value: req.Appendonly})
confs = append(confs, redisConfig{key: "appendfsync", value: req.Appendfsync})
}
if err := confSet(redisInfo.Name, confs); err != nil {
return err
}
if _, err := compose.Restart(fmt.Sprintf("%s/redis/%s/docker-compose.yml", constant.AppInstallDir, redisInfo.Name)); err != nil {
return err
}
return nil
}
func (u *RedisService) LoadStatus() (*dto.RedisStatus, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return nil, err
}
commands := append(redisExec(redisInfo.ContainerName, redisInfo.Password), "info")
cmd := exec.Command("docker", commands...)
stdout, err := cmd.CombinedOutput()
if err != nil {
return nil, errors.New(string(stdout))
}
rows := strings.Split(string(stdout), "\r\n")
rowMap := make(map[string]string)
for _, v := range rows {
itemRow := strings.Split(v, ":")
if len(itemRow) == 2 {
rowMap[itemRow[0]] = itemRow[1]
}
}
var info dto.RedisStatus
arr, err := json.Marshal(rowMap)
if err != nil {
return nil, err
}
_ = json.Unmarshal(arr, &info)
return &info, nil
}
func (u *RedisService) LoadConf() (*dto.RedisConf, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return nil, err
}
var item dto.RedisConf
item.ContainerName = redisInfo.ContainerName
item.Name = redisInfo.Name
item.Port = redisInfo.Port
item.Requirepass = redisInfo.Password
item.Timeout, _ = configGetStr(redisInfo.ContainerName, redisInfo.Password, "timeout")
item.Maxclients, _ = configGetStr(redisInfo.ContainerName, redisInfo.Password, "maxclients")
item.Maxmemory, _ = configGetStr(redisInfo.ContainerName, redisInfo.Password, "maxmemory")
return &item, nil
}
func (u *RedisService) LoadPersistenceConf() (*dto.RedisPersistence, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return nil, err
}
var item dto.RedisPersistence
if item.Appendonly, err = configGetStr(redisInfo.ContainerName, redisInfo.Password, "appendonly"); err != nil {
return nil, err
}
if item.Appendfsync, err = configGetStr(redisInfo.ContainerName, redisInfo.Password, "appendfsync"); err != nil {
return nil, err
}
if item.Save, err = configGetStr(redisInfo.ContainerName, redisInfo.Password, "save"); err != nil {
return nil, err
}
return &item, nil
}
func (u *RedisService) Backup() error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return err
}
commands := append(redisExec(redisInfo.ContainerName, redisInfo.Password), "save")
cmd := exec.Command("docker", commands...)
if stdout, err := cmd.CombinedOutput(); err != nil {
return errors.New(string(stdout))
}
localDir, err := loadLocalDir()
if err != nil {
return err
}
backupDir := fmt.Sprintf("database/redis/%s/", redisInfo.Name)
fullDir := fmt.Sprintf("%s/%s", localDir, backupDir)
if _, err := os.Stat(fullDir); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(fullDir, os.ModePerm); err != nil {
if err != nil {
return fmt.Errorf("mkdir %s failed, err: %v", fullDir, err)
}
}
}
appendonly, err := configGetStr(redisInfo.ContainerName, redisInfo.Password, "appendonly")
if err != nil {
return err
}
if appendonly == "yes" {
redisDataDir := fmt.Sprintf("%s/%s/%s/data", constant.AppInstallDir, "redis", redisInfo.Name)
name := fmt.Sprintf("%s.tar.gz", time.Now().Format("20060102150405"))
if err := handleTar(redisDataDir+"/appendonlydir", fullDir, name, ""); err != nil {
return err
}
return nil
}
name := fmt.Sprintf("%s.rdb", time.Now().Format("20060102150405"))
cmd2 := exec.Command("docker", "cp", fmt.Sprintf("%s:/data/dump.rdb", redisInfo.ContainerName), fmt.Sprintf("%s/%s", fullDir, name))
if stdout, err := cmd2.CombinedOutput(); err != nil {
return errors.New(string(stdout))
}
return nil
}
func (u *RedisService) Recover(req dto.RedisBackupRecover) error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return err
}
appendonly, err := configGetStr(redisInfo.ContainerName, redisInfo.Password, "appendonly")
if err != nil {
return err
}
composeDir := fmt.Sprintf("%s/redis/%s", constant.AppInstallDir, redisInfo.Name)
if _, err := compose.Down(composeDir + "/docker-compose.yml"); err != nil {
return err
}
fullName := fmt.Sprintf("%s/%s", req.FileDir, req.FileName)
if appendonly == "yes" {
redisDataDir := fmt.Sprintf("%s/%s/%s/data/", constant.AppInstallDir, "redis", redisInfo.Name)
if err := handleUnTar(fullName, redisDataDir); err != nil {
return err
}
} else {
input, err := ioutil.ReadFile(fullName)
if err != nil {
return err
}
if err = ioutil.WriteFile(composeDir+"/data/dump.rdb", input, 0640); err != nil {
return err
}
}
if _, err := compose.Up(composeDir + "/docker-compose.yml"); err != nil {
return err
}
return nil
}
func (u *RedisService) SearchBackupListWithPage(req dto.PageInfo) (int64, interface{}, error) {
var (
list []dto.DatabaseFileRecords
backDatas []dto.DatabaseFileRecords
)
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", "")
if err != nil {
return 0, nil, err
}
localDir, err := loadLocalDir()
if err != nil {
return 0, nil, err
}
backupDir := fmt.Sprintf("%s/database/redis/%s", localDir, redisInfo.Name)
_ = filepath.Walk(backupDir, func(path string, info os.FileInfo, err error) error {
if err != nil {
return nil
}
if !info.IsDir() {
list = append(list, dto.DatabaseFileRecords{
CreatedAt: info.ModTime().Format("2006-01-02 15:04:05"),
Size: int(info.Size()),
FileDir: backupDir,
FileName: info.Name(),
})
}
return nil
})
total, start, end := len(list), (req.Page-1)*req.PageSize, req.Page*req.PageSize
if start > total {
backDatas = make([]dto.DatabaseFileRecords, 0)
} else {
if end >= total {
end = total
}
backDatas = list[start:end]
}
return int64(total), backDatas, nil
}
func configGetStr(containerName, password, param string) (string, error) {
commands := append(redisExec(containerName, password), []string{"config", "get", param}...)
cmd := exec.Command("docker", commands...)
stdout, err := cmd.CombinedOutput()
if err != nil {
return "", errors.New(string(stdout))
}
rows := strings.Split(string(stdout), "\r\n")
for _, v := range rows {
itemRow := strings.Split(v, "\n")
if len(itemRow) == 3 {
return itemRow[1], nil
}
}
return "", nil
}
type redisConfig struct {
key string
value string
}
func confSet(redisName string, changeConf []redisConfig) error {
path := fmt.Sprintf("%s/redis/%s/conf/redis.conf", constant.AppInstallDir, redisName)
lineBytes, err := ioutil.ReadFile(path)
if err != nil {
return err
}
files := strings.Split(string(lineBytes), "\n")
isStartRange := false
isEndRange := false
var newFiles []string
for _, line := range files {
if !isStartRange {
if line == "# Redis configuration rewrite by 1Panel" {
isStartRange = true
}
newFiles = append(newFiles, line)
continue
}
if !isEndRange {
isExist := false
for _, item := range changeConf {
if strings.HasPrefix(line, item.key) || strings.HasPrefix(line, "# "+item.key) {
if item.value == "0" || len(item.value) == 0 {
newFiles = append(newFiles, fmt.Sprintf("# %s %s", item.key, item.value))
} else {
newFiles = append(newFiles, fmt.Sprintf("%s %s", item.key, item.value))
}
isExist = true
break
}
}
if isExist {
continue
}
newFiles = append(newFiles, line)
if line == "# End Redis configuration rewrite by 1Panel" {
isEndRange = true
}
continue
}
newFiles = append(newFiles, line)
}
file, err := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0666)
if err != nil {
return err
}
defer file.Close()
_, err = file.WriteString(strings.Join(newFiles, "\n"))
if err != nil {
return err
}
return nil
}
func redisExec(containerName, password string) []string {
cmds := []string{"exec", containerName, "redis-cli", "-a", password, "--no-auth-warning"}
if len(password) == 0 {
cmds = []string{"exec", containerName, "redis-cli"}
}
return cmds
}