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

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package service
import (
"bufio"
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"context"
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"encoding/json"
"fmt"
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"io/ioutil"
"os"
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"os/exec"
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"regexp"
"strconv"
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"strings"
"time"
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"github.com/1Panel-dev/1Panel/backend/app/dto"
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"github.com/1Panel-dev/1Panel/backend/app/model"
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"github.com/1Panel-dev/1Panel/backend/buserr"
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"github.com/1Panel-dev/1Panel/backend/constant"
"github.com/1Panel-dev/1Panel/backend/global"
"github.com/1Panel-dev/1Panel/backend/utils/common"
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"github.com/1Panel-dev/1Panel/backend/utils/compose"
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_ "github.com/go-sql-driver/mysql"
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"github.com/jinzhu/copier"
"github.com/pkg/errors"
)
type MysqlService struct{}
type IMysqlService interface {
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SearchWithPage(search dto.SearchWithPage) (int64, interface{}, error)
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ListDBName() ([]string, error)
Create(ctx context.Context, req dto.MysqlDBCreate) (*model.DatabaseMysql, error)
ChangeAccess(info dto.ChangeDBInfo) error
ChangePassword(info dto.ChangeDBInfo) error
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UpdateVariables(updatas []dto.MysqlVariablesUpdate) error
UpdateConfByFile(info dto.MysqlConfUpdateByFile) error
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UpdateDescription(req dto.UpdateDescription) error
DeleteCheck(id uint) ([]string, error)
Delete(ctx context.Context, req dto.MysqlDBDelete) error
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LoadStatus() (*dto.MysqlStatus, error)
LoadVariables() (*dto.MysqlVariables, error)
LoadBaseInfo() (*dto.DBBaseInfo, error)
LoadRemoteAccess() (bool, error)
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}
func NewIMysqlService() IMysqlService {
return &MysqlService{}
}
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func (u *MysqlService) SearchWithPage(search dto.SearchWithPage) (int64, interface{}, error) {
total, mysqls, err := mysqlRepo.Page(search.Page, search.PageSize, commonRepo.WithLikeName(search.Info))
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var dtoMysqls []dto.MysqlDBInfo
for _, mysql := range mysqls {
var item dto.MysqlDBInfo
if err := copier.Copy(&item, &mysql); err != nil {
return 0, nil, errors.WithMessage(constant.ErrStructTransform, err.Error())
}
dtoMysqls = append(dtoMysqls, item)
}
return total, dtoMysqls, err
}
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func (u *MysqlService) ListDBName() ([]string, error) {
mysqls, err := mysqlRepo.List()
var dbNames []string
for _, mysql := range mysqls {
dbNames = append(dbNames, mysql.Name)
}
return dbNames, err
}
var formatMap = map[string]string{
"utf8": "utf8_general_ci",
"utf8mb4": "utf8mb4_general_ci",
"gbk": "gbk_chinese_ci",
"big5": "big5_chinese_ci",
}
func (u *MysqlService) Create(ctx context.Context, req dto.MysqlDBCreate) (*model.DatabaseMysql, error) {
if req.Username == "root" {
return nil, errors.New("Cannot set root as user name")
}
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return nil, err
}
mysql, _ := mysqlRepo.Get(commonRepo.WithByName(req.Name))
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if mysql.ID != 0 {
return nil, constant.ErrRecordExist
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}
if err := copier.Copy(&mysql, &req); err != nil {
return nil, errors.WithMessage(constant.ErrStructTransform, err.Error())
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}
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createSql := fmt.Sprintf("create database `%s` default character set %s collate %s", req.Name, req.Format, formatMap[req.Format])
if err := excuteSql(app.ContainerName, app.Password, createSql); err != nil {
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if strings.Contains(err.Error(), "ERROR 1007") {
return nil, buserr.New(constant.ErrDatabaseIsExist)
}
return nil, err
}
tmpPermission := req.Permission
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if err := excuteSql(app.ContainerName, app.Password, fmt.Sprintf("create user '%s'@'%s' identified by '%s';", req.Username, tmpPermission, req.Password)); err != nil {
_ = excuteSql(app.ContainerName, app.Password, fmt.Sprintf("drop database `%s`", req.Name))
if strings.Contains(err.Error(), "ERROR 1396") {
return nil, buserr.New(constant.ErrUserIsExist)
}
return nil, err
}
grantStr := fmt.Sprintf("grant all privileges on `%s`.* to '%s'@'%s'", req.Name, req.Username, tmpPermission)
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if app.Version == "5.7.39" {
grantStr = fmt.Sprintf("%s identified by '%s' with grant option;", grantStr, req.Password)
}
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if err := excuteSql(app.ContainerName, app.Password, grantStr); err != nil {
return nil, err
}
global.LOG.Infof("create database %s successful!", req.Name)
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mysql.MysqlName = app.Name
if err := mysqlRepo.Create(ctx, &mysql); err != nil {
return nil, err
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}
return &mysql, nil
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}
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func (u *MysqlService) UpdateDescription(req dto.UpdateDescription) error {
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return mysqlRepo.Update(req.ID, map[string]interface{}{"description": req.Description})
}
func (u *MysqlService) DeleteCheck(id uint) ([]string, error) {
var appInUsed []string
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return appInUsed, err
}
db, err := mysqlRepo.Get(commonRepo.WithByID(id))
if err != nil {
return appInUsed, err
}
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apps, _ := appInstallResourceRepo.GetBy(appInstallResourceRepo.WithLinkId(app.ID), appInstallResourceRepo.WithResourceId(db.ID))
for _, app := range apps {
appInstall, _ := appInstallRepo.GetFirst(commonRepo.WithByID(app.AppInstallId))
if appInstall.ID != 0 {
appInUsed = append(appInUsed, appInstall.Name)
}
}
return appInUsed, nil
}
func (u *MysqlService) Delete(ctx context.Context, req dto.MysqlDBDelete) error {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil && !req.ForceDelete {
return err
}
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db, err := mysqlRepo.Get(commonRepo.WithByID(req.ID))
if err != nil && !req.ForceDelete {
return err
}
if err := excuteSql(app.ContainerName, app.Password, fmt.Sprintf("drop user if exists '%s'@'%s'", db.Username, db.Permission)); err != nil && !req.ForceDelete {
return err
}
if err := excuteSql(app.ContainerName, app.Password, fmt.Sprintf("drop database if exists `%s`", db.Name)); err != nil && !req.ForceDelete {
return err
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}
global.LOG.Info("execute delete database sql successful, now start to drop uploads and records")
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uploadDir := fmt.Sprintf("%s/1panel/uploads/database/mysql/%s/%s", global.CONF.System.BaseDir, app.Name, db.Name)
if _, err := os.Stat(uploadDir); err == nil {
_ = os.RemoveAll(uploadDir)
}
if req.DeleteBackup {
localDir, err := loadLocalDir()
if err != nil && !req.ForceDelete {
return err
}
backupDir := fmt.Sprintf("%s/database/mysql/%s/%s", localDir, db.MysqlName, db.Name)
if _, err := os.Stat(backupDir); err == nil {
_ = os.RemoveAll(backupDir)
}
global.LOG.Infof("delete database %s-%s backups successful", app.Name, db.Name)
}
_ = backupRepo.DeleteRecord(ctx, commonRepo.WithByType("mysql"), commonRepo.WithByName(app.Name), backupRepo.WithByDetailName(db.Name))
_ = mysqlRepo.Delete(ctx, commonRepo.WithByID(db.ID))
return nil
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}
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func (u *MysqlService) ChangePassword(info dto.ChangeDBInfo) error {
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var (
mysql model.DatabaseMysql
err error
)
if info.ID != 0 {
mysql, err = mysqlRepo.Get(commonRepo.WithByID(info.ID))
if err != nil {
return err
}
}
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return err
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}
passwordChangeCMD := fmt.Sprintf("set password for '%s'@'%s' = password('%s')", mysql.Username, mysql.Permission, info.Value)
if app.Version != "5.7.39" {
passwordChangeCMD = fmt.Sprintf("ALTER USER '%s'@'%s' IDENTIFIED WITH mysql_native_password BY '%s';", mysql.Username, mysql.Permission, info.Value)
}
if info.ID != 0 {
appRess, _ := appInstallResourceRepo.GetBy(appInstallResourceRepo.WithLinkId(app.ID), appInstallResourceRepo.WithResourceId(mysql.ID))
for _, appRes := range appRess {
appInstall, err := appInstallRepo.GetFirst(commonRepo.WithByID(appRes.AppInstallId))
if err != nil {
return err
}
appModel, err := appRepo.GetFirst(commonRepo.WithByID(appInstall.AppId))
if err != nil {
return err
}
global.LOG.Infof("start to update mysql password used by app %s-%s", appModel.Key, appInstall.Name)
if err := updateInstallInfoInDB(appModel.Key, appInstall.Name, "user-password", true, info.Value); err != nil {
return err
}
}
if err := excuteSql(app.ContainerName, app.Password, passwordChangeCMD); err != nil {
return err
}
global.LOG.Info("excute password change sql successful")
_ = mysqlRepo.Update(mysql.ID, map[string]interface{}{"password": info.Value})
return nil
}
hosts, err := excuteSqlForRows(app.ContainerName, app.Password, "select host from mysql.user where user='root';")
if err != nil {
return err
}
for _, host := range hosts {
if host == "%" || host == "localhost" {
passwordRootChangeCMD := fmt.Sprintf("set password for 'root'@'%s' = password('%s')", host, info.Value)
if app.Version != "5.7.39" {
passwordRootChangeCMD = fmt.Sprintf("alter user 'root'@'%s' identified with mysql_native_password BY '%s';", host, info.Value)
}
if err := excuteSql(app.ContainerName, app.Password, passwordRootChangeCMD); err != nil {
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return err
}
}
}
if err := updateInstallInfoInDB("mysql", "", "password", false, info.Value); err != nil {
return err
}
if err := updateInstallInfoInDB("phpmyadmin", "", "password", true, info.Value); err != nil {
return err
}
return nil
}
func (u *MysqlService) ChangeAccess(info dto.ChangeDBInfo) error {
var (
mysql model.DatabaseMysql
err error
)
if info.ID != 0 {
mysql, err = mysqlRepo.Get(commonRepo.WithByID(info.ID))
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if err != nil {
return err
}
}
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return err
}
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if info.ID == 0 {
mysql.Name = "*"
mysql.Username = "root"
mysql.Permission = "%"
mysql.Password = app.Password
}
if info.Value != mysql.Permission {
if err := excuteSql(app.ContainerName, app.Password, fmt.Sprintf("drop user if exists '%s'@'%s'", mysql.Username, mysql.Permission)); err != nil {
return err
}
if info.ID == 0 {
return nil
}
}
if err := excuteSql(app.ContainerName, app.Password, fmt.Sprintf("create user if not exists '%s'@'%s' identified by '%s';", mysql.Username, info.Value, mysql.Password)); err != nil {
return err
}
grantStr := fmt.Sprintf("grant all privileges on `%s`.* to '%s'@'%s'", mysql.Name, mysql.Username, info.Value)
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if app.Version == "5.7.39" {
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grantStr = fmt.Sprintf("%s identified by '%s' with grant option;", grantStr, mysql.Password)
}
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if err := excuteSql(app.ContainerName, app.Password, grantStr); err != nil {
return err
}
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if err := excuteSql(app.ContainerName, app.Password, "flush privileges"); err != nil {
return err
}
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if info.ID == 0 {
return nil
}
_ = mysqlRepo.Update(mysql.ID, map[string]interface{}{"permission": info.Value})
return nil
}
func (u *MysqlService) UpdateConfByFile(info dto.MysqlConfUpdateByFile) error {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return err
}
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path := fmt.Sprintf("%s/mysql/%s/conf/my.cnf", constant.AppInstallDir, app.Name)
file, err := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0640)
if err != nil {
return err
}
defer file.Close()
write := bufio.NewWriter(file)
_, _ = write.WriteString(info.File)
write.Flush()
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if _, err := compose.Restart(fmt.Sprintf("%s/mysql/%s/docker-compose.yml", constant.AppInstallDir, app.Name)); err != nil {
return err
}
return nil
}
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func (u *MysqlService) UpdateVariables(updatas []dto.MysqlVariablesUpdate) error {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return err
}
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var files []string
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path := fmt.Sprintf("%s/mysql/%s/conf/my.cnf", constant.AppInstallDir, app.Name)
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lineBytes, err := ioutil.ReadFile(path)
if err != nil {
return err
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}
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files = strings.Split(string(lineBytes), "\n")
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group := "[mysqld]"
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for _, info := range updatas {
if app.Version != "5.7.39" {
if info.Param == "query_cache_size" {
continue
}
}
if _, ok := info.Value.(float64); ok {
files = updateMyCnf(files, group, info.Param, common.LoadSizeUnit(info.Value.(float64)))
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} else {
files = updateMyCnf(files, group, info.Param, info.Value)
}
}
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file, err := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0666)
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if err != nil {
return err
}
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defer file.Close()
_, err = file.WriteString(strings.Join(files, "\n"))
if err != nil {
return err
}
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if _, err := compose.Restart(fmt.Sprintf("%s/mysql/%s/docker-compose.yml", constant.AppInstallDir, app.Name)); err != nil {
return err
}
return nil
}
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func (u *MysqlService) LoadBaseInfo() (*dto.DBBaseInfo, error) {
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var data dto.DBBaseInfo
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
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if err != nil {
return nil, err
}
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data.ContainerName = app.ContainerName
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data.Name = app.Name
data.Port = int64(app.Port)
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return &data, nil
}
func (u *MysqlService) LoadRemoteAccess() (bool, error) {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
if err != nil {
return false, err
}
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hosts, err := excuteSqlForRows(app.ContainerName, app.Password, "select host from mysql.user where user='root';")
if err != nil {
return false, err
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}
for _, host := range hosts {
if host == "%" {
return true, nil
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}
}
return false, nil
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}
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func (u *MysqlService) LoadVariables() (*dto.MysqlVariables, error) {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
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if err != nil {
return nil, err
}
variableMap, err := excuteSqlForMaps(app.ContainerName, app.Password, "show global variables;")
if err != nil {
return nil, err
}
var info dto.MysqlVariables
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arr, err := json.Marshal(variableMap)
if err != nil {
return nil, err
}
_ = json.Unmarshal(arr, &info)
return &info, nil
}
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func (u *MysqlService) LoadStatus() (*dto.MysqlStatus, error) {
app, err := appInstallRepo.LoadBaseInfo("mysql", "")
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if err != nil {
return nil, err
}
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statusMap, err := excuteSqlForMaps(app.ContainerName, app.Password, "show global status;")
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if err != nil {
return nil, err
}
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var info dto.MysqlStatus
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arr, err := json.Marshal(statusMap)
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if err != nil {
return nil, err
}
_ = json.Unmarshal(arr, &info)
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if value, ok := statusMap["Run"]; ok {
uptime, _ := strconv.Atoi(value)
info.Run = time.Unix(time.Now().Unix()-int64(uptime), 0).Format("2006-01-02 15:04:05")
} else {
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if value, ok := statusMap["Uptime"]; ok {
uptime, _ := strconv.Atoi(value)
info.Run = time.Unix(time.Now().Unix()-int64(uptime), 0).Format("2006-01-02 15:04:05")
}
}
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info.File = "OFF"
info.Position = "OFF"
rows, err := excuteSqlForRows(app.ContainerName, app.Password, "show master status;")
if err != nil {
return nil, err
}
if len(rows) > 2 {
itemValue := strings.Split(rows[1], "\t")
if len(itemValue) > 2 {
info.File = itemValue[0]
info.Position = itemValue[1]
}
}
return &info, nil
}
func excuteSqlForMaps(containerName, password, command string) (map[string]string, error) {
cmd := exec.Command("docker", "exec", containerName, "mysql", "-uroot", "-p"+password, "-e", command)
stdout, err := cmd.CombinedOutput()
stdStr := strings.ReplaceAll(string(stdout), "mysql: [Warning] Using a password on the command line interface can be insecure.\n", "")
if err != nil || strings.HasPrefix(string(stdStr), "ERROR ") {
return nil, errors.New(stdStr)
}
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rows := strings.Split(stdStr, "\n")
rowMap := make(map[string]string)
for _, v := range rows {
itemRow := strings.Split(v, "\t")
if len(itemRow) == 2 {
rowMap[itemRow[0]] = itemRow[1]
}
}
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return rowMap, nil
}
func excuteSqlForRows(containerName, password, command string) ([]string, error) {
cmd := exec.Command("docker", "exec", containerName, "mysql", "-uroot", "-p"+password, "-e", command)
stdout, err := cmd.CombinedOutput()
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stdStr := strings.ReplaceAll(string(stdout), "mysql: [Warning] Using a password on the command line interface can be insecure.\n", "")
if err != nil || strings.HasPrefix(string(stdStr), "ERROR ") {
return nil, errors.New(stdStr)
}
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return strings.Split(stdStr, "\n"), nil
}
func excuteSql(containerName, password, command string) error {
cmd := exec.Command("docker", "exec", containerName, "mysql", "-uroot", "-p"+password, "-e", command)
stdout, err := cmd.CombinedOutput()
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stdStr := strings.ReplaceAll(string(stdout), "mysql: [Warning] Using a password on the command line interface can be insecure.\n", "")
if err != nil || strings.HasPrefix(string(stdStr), "ERROR ") {
return errors.New(stdStr)
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}
return nil
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}
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func updateMyCnf(oldFiles []string, group string, param string, value interface{}) []string {
isOn := false
hasGroup := false
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hasKey := false
regItem, _ := regexp.Compile(`\[*\]`)
var newFiles []string
i := 0
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for _, line := range oldFiles {
i++
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if strings.HasPrefix(line, group) {
isOn = true
hasGroup = true
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newFiles = append(newFiles, line)
continue
}
if !isOn {
newFiles = append(newFiles, line)
continue
}
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if strings.HasPrefix(line, param+"=") || strings.HasPrefix(line, "# "+param+"=") {
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newFiles = append(newFiles, fmt.Sprintf("%s=%v", param, value))
hasKey = true
continue
}
if regItem.Match([]byte(line)) || i == len(oldFiles) {
isOn = false
if !hasKey {
newFiles = append(newFiles, fmt.Sprintf("%s=%v", param, value))
}
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newFiles = append(newFiles, line)
continue
}
newFiles = append(newFiles, line)
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}
if !hasGroup {
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newFiles = append(newFiles, group+"\n")
newFiles = append(newFiles, fmt.Sprintf("%s=%v\n", param, value))
}
return newFiles
}