// Copyright 2014 The Gogs Authors. All rights reserved. // Copyright 2018 The Gitea Authors. All rights reserved. // Use of this source code is governed by a MIT-style // license that can be found in the LICENSE file. package models import ( "database/sql" "errors" "fmt" "net/url" "os" "path" "path/filepath" "strings" "time" "code.gitea.io/gitea/modules/log" "code.gitea.io/gitea/modules/setting" // Needed for the MySQL driver _ "github.com/go-sql-driver/mysql" "github.com/go-xorm/core" "github.com/go-xorm/xorm" // Needed for the Postgresql driver _ "github.com/lib/pq" // Needed for the MSSSQL driver _ "github.com/denisenkom/go-mssqldb" ) // Engine represents a xorm engine or session. type Engine interface { Table(tableNameOrBean interface{}) *xorm.Session Count(...interface{}) (int64, error) Decr(column string, arg ...interface{}) *xorm.Session Delete(interface{}) (int64, error) Exec(...interface{}) (sql.Result, error) Find(interface{}, ...interface{}) error Get(interface{}) (bool, error) ID(interface{}) *xorm.Session In(string, ...interface{}) *xorm.Session Incr(column string, arg ...interface{}) *xorm.Session Insert(...interface{}) (int64, error) InsertOne(interface{}) (int64, error) Iterate(interface{}, xorm.IterFunc) error Join(joinOperator string, tablename interface{}, condition string, args ...interface{}) *xorm.Session SQL(interface{}, ...interface{}) *xorm.Session Where(interface{}, ...interface{}) *xorm.Session } var ( x *xorm.Engine supportedDatabases = []string{"mysql", "postgres", "mssql"} tables []interface{} // HasEngine specifies if we have a xorm.Engine HasEngine bool // DbCfg holds the database settings DbCfg struct { Type, Host, Name, User, Passwd, Path, SSLMode string Timeout int } // EnableSQLite3 use SQLite3 EnableSQLite3 bool // EnableTiDB enable TiDB EnableTiDB bool ) func init() { tables = append(tables, new(User), new(PublicKey), new(AccessToken), new(Repository), new(DeployKey), new(Collaboration), new(Access), new(Upload), new(Watch), new(Star), new(Follow), new(Action), new(Issue), new(PullRequest), new(Comment), new(Attachment), new(Label), new(IssueLabel), new(Milestone), new(Mirror), new(Release), new(LoginSource), new(Webhook), new(HookTask), new(Team), new(OrgUser), new(TeamUser), new(TeamRepo), new(Notice), new(EmailAddress), new(Notification), new(IssueUser), new(LFSMetaObject), new(TwoFactor), new(GPGKey), new(RepoUnit), new(RepoRedirect), new(ExternalLoginUser), new(ProtectedBranch), new(UserOpenID), new(IssueWatch), new(CommitStatus), new(Stopwatch), new(TrackedTime), new(DeletedBranch), new(RepoIndexerStatus), new(IssueDependency), new(LFSLock), new(Reaction), new(IssueAssignees), new(U2FRegistration), new(TeamUnit), new(Review), new(OAuth2Application), new(OAuth2AuthorizationCode), new(OAuth2Grant), ) gonicNames := []string{"SSL", "UID"} for _, name := range gonicNames { core.LintGonicMapper[name] = true } } // LoadConfigs loads the database settings func LoadConfigs() { sec := setting.Cfg.Section("database") DbCfg.Type = sec.Key("DB_TYPE").String() switch DbCfg.Type { case "sqlite3": setting.UseSQLite3 = true case "mysql": setting.UseMySQL = true case "postgres": setting.UsePostgreSQL = true case "tidb": setting.UseTiDB = true case "mssql": setting.UseMSSQL = true } DbCfg.Host = sec.Key("HOST").String() DbCfg.Name = sec.Key("NAME").String() DbCfg.User = sec.Key("USER").String() if len(DbCfg.Passwd) == 0 { DbCfg.Passwd = sec.Key("PASSWD").String() } DbCfg.SSLMode = sec.Key("SSL_MODE").MustString("disable") DbCfg.Path = sec.Key("PATH").MustString(filepath.Join(setting.AppDataPath, "gitea.db")) DbCfg.Timeout = sec.Key("SQLITE_TIMEOUT").MustInt(500) } // parsePostgreSQLHostPort parses given input in various forms defined in // https://www.postgresql.org/docs/current/static/libpq-connect.html#LIBPQ-CONNSTRING // and returns proper host and port number. func parsePostgreSQLHostPort(info string) (string, string) { host, port := "127.0.0.1", "5432" if strings.Contains(info, ":") && !strings.HasSuffix(info, "]") { idx := strings.LastIndex(info, ":") host = info[:idx] port = info[idx+1:] } else if len(info) > 0 { host = info } return host, port } func getPostgreSQLConnectionString(DBHost, DBUser, DBPasswd, DBName, DBParam, DBSSLMode string) (connStr string) { host, port := parsePostgreSQLHostPort(DBHost) if host[0] == '/' { // looks like a unix socket connStr = fmt.Sprintf("postgres://%s:%s@:%s/%s%ssslmode=%s&host=%s", url.PathEscape(DBUser), url.PathEscape(DBPasswd), port, DBName, DBParam, DBSSLMode, host) } else { connStr = fmt.Sprintf("postgres://%s:%s@%s:%s/%s%ssslmode=%s", url.PathEscape(DBUser), url.PathEscape(DBPasswd), host, port, DBName, DBParam, DBSSLMode) } return } // ParseMSSQLHostPort splits the host into host and port func ParseMSSQLHostPort(info string) (string, string) { host, port := "127.0.0.1", "1433" if strings.Contains(info, ":") { host = strings.Split(info, ":")[0] port = strings.Split(info, ":")[1] } else if strings.Contains(info, ",") { host = strings.Split(info, ",")[0] port = strings.TrimSpace(strings.Split(info, ",")[1]) } else if len(info) > 0 { host = info } return host, port } func getEngine() (*xorm.Engine, error) { connStr := "" var Param = "?" if strings.Contains(DbCfg.Name, Param) { Param = "&" } switch DbCfg.Type { case "mysql": connType := "tcp" if DbCfg.Host[0] == '/' { // looks like a unix socket connType = "unix" } tls := DbCfg.SSLMode if tls == "disable" { // allow (Postgres-inspired) default value to work in MySQL tls = "false" } connStr = fmt.Sprintf("%s:%s@%s(%s)/%s%scharset=utf8&parseTime=true&tls=%s", DbCfg.User, DbCfg.Passwd, connType, DbCfg.Host, DbCfg.Name, Param, tls) case "postgres": connStr = getPostgreSQLConnectionString(DbCfg.Host, DbCfg.User, DbCfg.Passwd, DbCfg.Name, Param, DbCfg.SSLMode) case "mssql": host, port := ParseMSSQLHostPort(DbCfg.Host) connStr = fmt.Sprintf("server=%s; port=%s; database=%s; user id=%s; password=%s;", host, port, DbCfg.Name, DbCfg.User, DbCfg.Passwd) case "sqlite3": if !EnableSQLite3 { return nil, errors.New("this binary version does not build support for SQLite3") } if err := os.MkdirAll(path.Dir(DbCfg.Path), os.ModePerm); err != nil { return nil, fmt.Errorf("Failed to create directories: %v", err) } connStr = fmt.Sprintf("file:%s?cache=shared&mode=rwc&_busy_timeout=%d", DbCfg.Path, DbCfg.Timeout) case "tidb": if !EnableTiDB { return nil, errors.New("this binary version does not build support for TiDB") } if err := os.MkdirAll(path.Dir(DbCfg.Path), os.ModePerm); err != nil { return nil, fmt.Errorf("Failed to create directories: %v", err) } connStr = "goleveldb://" + DbCfg.Path default: return nil, fmt.Errorf("Unknown database type: %s", DbCfg.Type) } return xorm.NewEngine(DbCfg.Type, connStr) } // NewTestEngine sets a new test xorm.Engine func NewTestEngine(x *xorm.Engine) (err error) { x, err = getEngine() if err != nil { return fmt.Errorf("Connect to database: %v", err) } x.SetMapper(core.GonicMapper{}) x.SetLogger(log.XORMLogger) x.ShowSQL(!setting.ProdMode) return x.StoreEngine("InnoDB").Sync2(tables...) } // SetEngine sets the xorm.Engine func SetEngine() (err error) { x, err = getEngine() if err != nil { return fmt.Errorf("Failed to connect to database: %v", err) } x.SetMapper(core.GonicMapper{}) // WARNING: for serv command, MUST remove the output to os.stdout, // so use log file to instead print to stdout. x.SetLogger(log.XORMLogger) x.ShowSQL(setting.LogSQL) if DbCfg.Type == "mysql" { x.SetMaxIdleConns(0) x.SetConnMaxLifetime(3 * time.Second) } return nil } // NewEngine initializes a new xorm.Engine func NewEngine(migrateFunc func(*xorm.Engine) error) (err error) { if err = SetEngine(); err != nil { return err } if err = x.Ping(); err != nil { return err } if err = migrateFunc(x); err != nil { return fmt.Errorf("migrate: %v", err) } if err = x.StoreEngine("InnoDB").Sync2(tables...); err != nil { return fmt.Errorf("sync database struct error: %v", err) } return nil } // Statistic contains the database statistics type Statistic struct { Counter struct { User, Org, PublicKey, Repo, Watch, Star, Action, Access, Issue, Comment, Oauth, Follow, Mirror, Release, LoginSource, Webhook, Milestone, Label, HookTask, Team, UpdateTask, Attachment int64 } } // GetStatistic returns the database statistics func GetStatistic() (stats Statistic) { stats.Counter.User = CountUsers() stats.Counter.Org = CountOrganizations() stats.Counter.PublicKey, _ = x.Count(new(PublicKey)) stats.Counter.Repo = CountRepositories(true) stats.Counter.Watch, _ = x.Count(new(Watch)) stats.Counter.Star, _ = x.Count(new(Star)) stats.Counter.Action, _ = x.Count(new(Action)) stats.Counter.Access, _ = x.Count(new(Access)) stats.Counter.Issue, _ = x.Count(new(Issue)) stats.Counter.Comment, _ = x.Count(new(Comment)) stats.Counter.Oauth = 0 stats.Counter.Follow, _ = x.Count(new(Follow)) stats.Counter.Mirror, _ = x.Count(new(Mirror)) stats.Counter.Release, _ = x.Count(new(Release)) stats.Counter.LoginSource = CountLoginSources() stats.Counter.Webhook, _ = x.Count(new(Webhook)) stats.Counter.Milestone, _ = x.Count(new(Milestone)) stats.Counter.Label, _ = x.Count(new(Label)) stats.Counter.HookTask, _ = x.Count(new(HookTask)) stats.Counter.Team, _ = x.Count(new(Team)) stats.Counter.Attachment, _ = x.Count(new(Attachment)) return } // Ping tests if database is alive func Ping() error { if x != nil { return x.Ping() } return errors.New("database not configured") } // DumpDatabase dumps all data from database according the special database SQL syntax to file system. func DumpDatabase(filePath string, dbType string) error { var tbs []*core.Table for _, t := range tables { t := x.TableInfo(t) t.Table.Name = t.Name tbs = append(tbs, t.Table) } if len(dbType) > 0 { return x.DumpTablesToFile(tbs, filePath, core.DbType(dbType)) } return x.DumpTablesToFile(tbs, filePath) }