mirror of
https://github.com/1Panel-dev/1Panel.git
synced 2025-11-01 03:37:19 +08:00
472 lines
13 KiB
Go
472 lines
13 KiB
Go
package client
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import (
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"bytes"
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"compress/gzip"
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"context"
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"database/sql"
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"errors"
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"fmt"
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"os"
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"os/exec"
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"path"
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"strings"
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"time"
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"github.com/1Panel-dev/1Panel/backend/buserr"
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"github.com/1Panel-dev/1Panel/backend/constant"
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"github.com/1Panel-dev/1Panel/backend/global"
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"github.com/1Panel-dev/1Panel/backend/utils/files"
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"github.com/docker/docker/api/types/image"
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"github.com/docker/docker/client"
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)
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type Remote struct {
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Type string
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Client *sql.DB
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Database string
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User string
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Password string
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Address string
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Port uint
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SSL bool
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RootCert string
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ClientKey string
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ClientCert string
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SkipVerify bool
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}
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func NewRemote(db Remote) *Remote {
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return &db
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}
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func (r *Remote) Create(info CreateInfo) error {
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createSql := fmt.Sprintf("create database `%s` default character set %s collate %s", info.Name, info.Format, formatMap[info.Format])
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if err := r.ExecSQL(createSql, info.Timeout); err != nil {
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if strings.Contains(strings.ToLower(err.Error()), "error 1007") {
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return buserr.New(constant.ErrDatabaseIsExist)
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}
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return err
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}
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if err := r.CreateUser(info, true); err != nil {
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_ = r.ExecSQL(fmt.Sprintf("drop database if exists `%s`", info.Name), info.Timeout)
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return err
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}
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return nil
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}
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func (r *Remote) CreateUser(info CreateInfo, withDeleteDB bool) error {
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var userlist []string
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if strings.Contains(info.Permission, ",") {
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ips := strings.Split(info.Permission, ",")
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for _, ip := range ips {
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if len(ip) != 0 {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, ip))
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}
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}
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} else {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, info.Permission))
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}
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for _, user := range userlist {
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if err := r.ExecSQL(fmt.Sprintf("create user %s identified by '%s';", user, info.Password), info.Timeout); err != nil {
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if strings.Contains(strings.ToLower(err.Error()), "error 1396") {
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return buserr.New(constant.ErrUserIsExist)
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}
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if withDeleteDB {
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_ = r.Delete(DeleteInfo{
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Name: info.Name,
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Version: info.Version,
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Username: info.Username,
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Permission: info.Permission,
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ForceDelete: true,
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Timeout: 300})
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}
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return err
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}
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grantStr := fmt.Sprintf("grant all privileges on `%s`.* to %s", info.Name, user)
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if info.Name == "*" {
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grantStr = fmt.Sprintf("grant all privileges on *.* to %s", user)
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}
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if strings.HasPrefix(info.Version, "5.7") || strings.HasPrefix(info.Version, "5.6") {
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grantStr = fmt.Sprintf("%s identified by '%s' with grant option;", grantStr, info.Password)
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} else {
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grantStr = grantStr + " with grant option;"
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}
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if err := r.ExecSQL(grantStr, info.Timeout); err != nil {
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if withDeleteDB {
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_ = r.Delete(DeleteInfo{
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Name: info.Name,
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Version: info.Version,
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Username: info.Username,
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Permission: info.Permission,
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ForceDelete: true,
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Timeout: 300})
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}
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return err
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}
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}
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return nil
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}
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func (r *Remote) Delete(info DeleteInfo) error {
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var userlist []string
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if strings.Contains(info.Permission, ",") {
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ips := strings.Split(info.Permission, ",")
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for _, ip := range ips {
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if len(ip) != 0 {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, ip))
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}
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}
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} else {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, info.Permission))
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}
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for _, user := range userlist {
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if strings.HasPrefix(info.Version, "5.6") {
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if err := r.ExecSQL(fmt.Sprintf("drop user %s", user), info.Timeout); err != nil && !info.ForceDelete {
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return err
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}
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} else {
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if err := r.ExecSQL(fmt.Sprintf("drop user if exists %s", user), info.Timeout); err != nil && !info.ForceDelete {
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return err
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}
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}
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}
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if len(info.Name) != 0 {
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if err := r.ExecSQL(fmt.Sprintf("drop database if exists `%s`", info.Name), info.Timeout); err != nil && !info.ForceDelete {
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return err
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}
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}
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if !info.ForceDelete {
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global.LOG.Info("execute delete database sql successful, now start to drop uploads and records")
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}
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return nil
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}
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func (r *Remote) ChangePassword(info PasswordChangeInfo) error {
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if info.Username != "root" {
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var userlist []string
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if strings.Contains(info.Permission, ",") {
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ips := strings.Split(info.Permission, ",")
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for _, ip := range ips {
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if len(ip) != 0 {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, ip))
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}
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}
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} else {
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userlist = append(userlist, fmt.Sprintf("'%s'@'%s'", info.Username, info.Permission))
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}
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for _, user := range userlist {
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passwordChangeSql := fmt.Sprintf("set password for %s = password('%s')", user, info.Password)
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if !strings.HasPrefix(info.Version, "5.7") && !strings.HasPrefix(info.Version, "5.6") {
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passwordChangeSql = fmt.Sprintf("ALTER USER %s IDENTIFIED BY '%s';", user, info.Password)
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}
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if err := r.ExecSQL(passwordChangeSql, info.Timeout); err != nil {
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return err
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}
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}
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return nil
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}
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hosts, err := r.ExecSQLForHosts(info.Timeout)
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if err != nil {
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return err
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}
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for _, host := range hosts {
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if host == "%" || host == "localhost" {
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passwordRootChangeCMD := fmt.Sprintf("set password for 'root'@'%s' = password('%s')", host, info.Password)
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if !strings.HasPrefix(info.Version, "5.7") && !strings.HasPrefix(info.Version, "5.6") {
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passwordRootChangeCMD = fmt.Sprintf("alter user 'root'@'%s' identified by '%s';", host, info.Password)
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}
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if err := r.ExecSQL(passwordRootChangeCMD, info.Timeout); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func (r *Remote) ChangeAccess(info AccessChangeInfo) error {
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if info.Username == "root" {
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info.OldPermission = "%"
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info.Name = "*"
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info.Password = r.Password
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}
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if info.Permission != info.OldPermission {
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if err := r.Delete(DeleteInfo{
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Version: info.Version,
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Username: info.Username,
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Permission: info.OldPermission,
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ForceDelete: true,
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Timeout: 300}); err != nil {
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return err
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}
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if info.Username == "root" {
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return nil
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}
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}
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if err := r.CreateUser(CreateInfo{
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Name: info.Name,
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Version: info.Version,
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Username: info.Username,
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Password: info.Password,
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Permission: info.Permission,
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Timeout: info.Timeout,
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}, false); err != nil {
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return err
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}
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if err := r.ExecSQL("flush privileges", 300); err != nil {
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return err
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}
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return nil
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}
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func (r *Remote) Backup(info BackupInfo) error {
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fileOp := files.NewFileOp()
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if !fileOp.Stat(info.TargetDir) {
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if err := os.MkdirAll(info.TargetDir, os.ModePerm); err != nil {
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return fmt.Errorf("mkdir %s failed, err: %v", info.TargetDir, err)
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}
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}
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outfile, err := os.OpenFile(path.Join(info.TargetDir, info.FileName), os.O_RDWR|os.O_CREATE, 0755)
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if err != nil {
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return fmt.Errorf("open file %s failed, err: %v", path.Join(info.TargetDir, info.FileName), err)
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}
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defer outfile.Close()
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dumpCmd := "mysqldump"
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if r.Type == constant.AppMariaDB {
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dumpCmd = "mariadb-dump"
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}
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global.LOG.Infof("start to %s | gzip > %s.gzip", dumpCmd, info.TargetDir+"/"+info.FileName)
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image, err := loadImage(info.Type, info.Version)
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if err != nil {
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return err
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}
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backupCmd := fmt.Sprintf("docker run --rm --net=host -i %s /bin/bash -c '%s -h %s -P %d -u%s -p%s %s --default-character-set=%s %s'",
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image, dumpCmd, r.Address, r.Port, r.User, r.Password, sslSkip(info.Version, r.Type), info.Format, info.Name)
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global.LOG.Debug(strings.ReplaceAll(backupCmd, r.Password, "******"))
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cmd := exec.Command("bash", "-c", backupCmd)
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var stderr bytes.Buffer
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cmd.Stderr = &stderr
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gzipCmd := exec.Command("gzip", "-cf")
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gzipCmd.Stdin, _ = cmd.StdoutPipe()
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gzipCmd.Stdout = outfile
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_ = gzipCmd.Start()
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if err := cmd.Run(); err != nil {
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return fmt.Errorf("handle backup database failed, err: %v", stderr.String())
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}
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_ = gzipCmd.Wait()
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return nil
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}
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func (r *Remote) Recover(info RecoverInfo) error {
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fi, _ := os.Open(info.SourceFile)
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defer fi.Close()
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image, err := loadImage(info.Type, info.Version)
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if err != nil {
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return err
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}
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recoverCmd := fmt.Sprintf("docker run --rm --net=host -i %s /bin/bash -c '%s -h %s -P %d -u%s -p%s %s --default-character-set=%s %s'",
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image, r.Type, r.Address, r.Port, r.User, r.Password, sslSkip(info.Version, r.Type), info.Format, info.Name)
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global.LOG.Debug(strings.ReplaceAll(recoverCmd, r.Password, "******"))
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cmd := exec.Command("bash", "-c", recoverCmd)
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if strings.HasSuffix(info.SourceFile, ".gz") {
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gzipFile, err := os.Open(info.SourceFile)
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if err != nil {
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return err
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}
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defer gzipFile.Close()
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gzipReader, err := gzip.NewReader(gzipFile)
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if err != nil {
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return err
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}
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defer gzipReader.Close()
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cmd.Stdin = gzipReader
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} else {
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cmd.Stdin = fi
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}
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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", "")
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if err != nil || strings.HasPrefix(string(stdStr), "ERROR ") {
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return errors.New(stdStr)
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}
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return nil
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}
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func (r *Remote) SyncDB(version string) ([]SyncDBInfo, error) {
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var datas []SyncDBInfo
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rows, err := r.Client.Query("select schema_name, default_character_set_name from information_schema.SCHEMATA")
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if err != nil {
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return datas, err
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}
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defer rows.Close()
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for rows.Next() {
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var dbName, charsetName string
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if err = rows.Scan(&dbName, &charsetName); err != nil {
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return datas, err
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}
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if dbName == "information_schema" || dbName == "mysql" || dbName == "performance_schema" || dbName == "sys" || dbName == "__recycle_bin__" || dbName == "recycle_bin" {
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continue
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}
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dataItem := SyncDBInfo{
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Name: dbName,
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From: "remote",
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MysqlName: r.Database,
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Format: charsetName,
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}
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userRows, err := r.Client.Query("select user,host from mysql.db where db = ?", dbName)
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if err != nil {
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global.LOG.Debugf("sync user of db %s failed, err: %v", dbName, err)
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dataItem.Permission = "%"
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datas = append(datas, dataItem)
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continue
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}
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var permissionItem []string
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isLocal := true
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i := 0
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for userRows.Next() {
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var user, host string
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if err = userRows.Scan(&user, &host); err != nil {
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return datas, err
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}
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if user == "root" {
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continue
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}
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if i == 0 {
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dataItem.Username = user
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}
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if dataItem.Username == user && host == "%" {
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isLocal = false
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dataItem.Permission = "%"
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} else if dataItem.Username == user && host != "localhost" {
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isLocal = false
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permissionItem = append(permissionItem, host)
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}
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i++
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}
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if len(dataItem.Username) == 0 {
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dataItem.Permission = "%"
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} else {
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if isLocal {
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dataItem.Permission = "localhost"
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}
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if len(dataItem.Permission) == 0 {
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dataItem.Permission = strings.Join(permissionItem, ",")
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}
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}
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datas = append(datas, dataItem)
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}
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if err = rows.Err(); err != nil {
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return datas, err
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}
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return datas, nil
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}
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func (r *Remote) Close() {
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_ = r.Client.Close()
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}
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func (r *Remote) ExecSQL(command string, timeout uint) error {
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ctx, cancel := context.WithTimeout(context.Background(), time.Duration(timeout)*time.Second)
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defer cancel()
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if _, err := r.Client.ExecContext(ctx, command); err != nil {
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return err
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}
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if errors.Is(ctx.Err(), context.DeadlineExceeded) {
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return buserr.New(constant.ErrExecTimeOut)
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}
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return nil
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}
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func (r *Remote) ExecSQLForHosts(timeout uint) ([]string, error) {
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ctx, cancel := context.WithTimeout(context.Background(), time.Duration(timeout)*time.Second)
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defer cancel()
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results, err := r.Client.QueryContext(ctx, "select host from mysql.user where user='root';")
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if err != nil {
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return nil, err
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}
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if errors.Is(ctx.Err(), context.DeadlineExceeded) {
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return nil, buserr.New(constant.ErrExecTimeOut)
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}
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var rows []string
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for results.Next() {
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var host string
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if err := results.Scan(&host); err != nil {
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continue
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}
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rows = append(rows, host)
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}
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return rows, nil
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}
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func loadImage(dbType, version string) (string, error) {
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cli, err := client.NewClientWithOpts(client.FromEnv, client.WithAPIVersionNegotiation())
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if err != nil {
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return "", err
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}
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images, err := cli.ImageList(context.Background(), image.ListOptions{})
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if err != nil {
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return "", err
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}
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for _, image := range images {
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for _, tag := range image.RepoTags {
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if !strings.HasPrefix(tag, dbType+":") {
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continue
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}
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if dbType == "mariadb" && strings.HasPrefix(tag, "mariadb:") {
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return tag, nil
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}
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if strings.HasPrefix(version, "5.6") && strings.HasPrefix(tag, "mysql:5.6") {
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return tag, nil
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}
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if strings.HasPrefix(version, "5.7") && strings.HasPrefix(tag, "mysql:5.7") {
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return tag, nil
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}
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if strings.HasPrefix(version, "8.") && strings.HasPrefix(tag, "mysql:8.") {
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return tag, nil
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}
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}
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}
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return loadVersion(dbType, version), nil
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}
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func loadVersion(dbType string, version string) string {
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if dbType == "mariadb" {
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return "mariadb:11.3.2 "
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}
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if strings.HasPrefix(version, "5.6") {
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return "mysql:5.6.51"
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}
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if strings.HasPrefix(version, "5.7") {
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return "mysql:5.7.44"
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}
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return "mysql:8.2.0"
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}
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func sslSkip(version, dbType string) string {
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if dbType == constant.AppMariaDB || strings.HasPrefix(version, "5.6") || strings.HasPrefix(version, "5.7") {
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return "--skip-ssl"
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}
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return "--ssl-mode=DISABLED"
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}
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