1Panel/backend/app/service/database_redis.go
2024-05-30 15:13:21 +08:00

295 lines
8.4 KiB
Go

package service
import (
"context"
"encoding/json"
"errors"
"fmt"
"os"
"os/exec"
"strings"
"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/1Panel-dev/1Panel/backend/utils/docker"
"github.com/1Panel-dev/1Panel/backend/utils/encrypt"
"github.com/docker/docker/api/types/container"
_ "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.ChangeRedisPass) error
LoadStatus(req dto.OperationWithName) (*dto.RedisStatus, error)
LoadConf(req dto.OperationWithName) (*dto.RedisConf, error)
LoadPersistenceConf(req dto.OperationWithName) (*dto.RedisPersistence, error)
CheckHasCli() bool
InstallCli() error
}
func NewIRedisService() IRedisService {
return &RedisService{}
}
func (u *RedisService) UpdateConf(req dto.RedisConfUpdate) error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", req.Database)
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) CheckHasCli() bool {
client, err := docker.NewDockerClient()
if err != nil {
return false
}
defer client.Close()
containerLists, err := client.ContainerList(context.Background(), container.ListOptions{})
if err != nil {
return false
}
for _, item := range containerLists {
if strings.ReplaceAll(item.Names[0], "/", "") == "1Panel-redis-cli-tools" {
return true
}
}
return false
}
func (u *RedisService) InstallCli() error {
item := dto.ContainerOperate{
Name: "1Panel-redis-cli-tools",
Image: "redis:7.2.4",
Network: "1panel-network",
}
return NewIContainerService().ContainerCreate(item)
}
func (u *RedisService) ChangePassword(req dto.ChangeRedisPass) error {
if err := updateInstallInfoInDB("redis", req.Database, "password", req.Value); err != nil {
return err
}
remote, err := databaseRepo.Get(commonRepo.WithByName(req.Database))
if err != nil {
return err
}
if remote.From == "local" {
pass, err := encrypt.StringEncrypt(req.Value)
if err != nil {
return fmt.Errorf("decrypt database password failed, err: %v", err)
}
_ = databaseRepo.Update(remote.ID, map[string]interface{}{"password": pass})
}
return nil
}
func (u *RedisService) UpdatePersistenceConf(req dto.RedisConfPersistenceUpdate) error {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", req.Database)
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, req.Type, 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(req dto.OperationWithName) (*dto.RedisStatus, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", req.Name)
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(req dto.OperationWithName) (*dto.RedisConf, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", req.Name)
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(req dto.OperationWithName) (*dto.RedisPersistence, error) {
redisInfo, err := appInstallRepo.LoadBaseInfo("redis", req.Name)
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 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, updateType string, changeConf []redisConfig) error {
path := fmt.Sprintf("%s/redis/%s/conf/redis.conf", constant.AppInstallDir, redisName)
lineBytes, err := os.ReadFile(path)
if err != nil {
return err
}
files := strings.Split(string(lineBytes), "\n")
startIndex, endIndex, emptyLine := 0, 0, 0
var newFiles []string
for i := 0; i < len(files); i++ {
if files[i] == "# Redis configuration rewrite by 1Panel" {
startIndex = i
newFiles = append(newFiles, files[i])
continue
}
if files[i] == "# End Redis configuration rewrite by 1Panel" {
endIndex = i
break
}
if startIndex == 0 && strings.HasPrefix(files[i], "save ") {
newFiles = append(newFiles, "# "+files[i])
continue
}
if startIndex != 0 && endIndex == 0 && (len(files[i]) == 0 || (updateType == "rbd" && strings.HasPrefix(files[i], "save "))) {
emptyLine++
continue
}
newFiles = append(newFiles, files[i])
}
endIndex = endIndex - emptyLine
for _, item := range changeConf {
if item.key == "save" {
saveVal := strings.Split(item.value, ",")
for i := 0; i < len(saveVal); i++ {
newFiles = append(newFiles, "save "+saveVal[i])
}
continue
}
isExist := false
for i := startIndex; i < endIndex; i++ {
if strings.HasPrefix(newFiles[i], item.key) || strings.HasPrefix(newFiles[i], "# "+item.key) {
if item.value == "0" || len(item.value) == 0 {
newFiles[i] = fmt.Sprintf("# %s %s", item.key, item.value)
} else {
newFiles[i] = fmt.Sprintf("%s %s", item.key, item.value)
}
isExist = true
break
}
}
if !isExist {
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))
}
}
}
newFiles = append(newFiles, "# End Redis configuration rewrite by 1Panel")
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
}