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forgejo/modules/setting/database.go
Caesar Schinas f0b565e0ed
[BRANDING] Rebrand default config settings for new installs (#140)
Replaces `Gitea` with `Forgejo` in the default config settings for new installs.

This will not affect existing installs.

Co-authored-by: Caesar Schinas <caesar@caesarschinas.com>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/140
Co-authored-by: Caesar Schinas <caesar@noreply.codeberg.org>
Co-committed-by: Caesar Schinas <caesar@noreply.codeberg.org>
(cherry picked from commit ca1319aa16)
(cherry picked from commit 52a4d238a0)
(cherry picked from commit f63536538c)

Conflicts:
	web_src/js/features/install.js
(cherry picked from commit 861cc434e1)
(cherry picked from commit 0e6ea60c80)
(cherry picked from commit 0cbc0ec15d)
(cherry picked from commit 3cc19b0ae2)
(cherry picked from commit 50fcb885fe)
(cherry picked from commit f6039d4df4)
(cherry picked from commit 5ae5c6ba2d)
2023-05-02 13:26:33 +02:00

220 lines
6.8 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package setting
import (
"errors"
"fmt"
"net/url"
"os"
"path"
"path/filepath"
"strings"
"time"
"code.gitea.io/gitea/modules/log"
)
var (
// SupportedDatabaseTypes includes all XORM supported databases type, sqlite3 maybe added by `database_sqlite3.go`
SupportedDatabaseTypes = []string{"mysql", "postgres", "mssql"}
// DatabaseTypeNames contains the friendly names for all database types
DatabaseTypeNames = map[string]string{"mysql": "MySQL", "postgres": "PostgreSQL", "mssql": "MSSQL", "sqlite3": "SQLite3"}
// EnableSQLite3 use SQLite3, set by build flag
EnableSQLite3 bool
// Database holds the database settings
Database = struct {
Type DatabaseType
Host string
Name string
User string
Passwd string
Schema string
SSLMode string
Path string
LogSQL bool
Charset string
Timeout int // seconds
SQLiteJournalMode string
DBConnectRetries int
DBConnectBackoff time.Duration
MaxIdleConns int
MaxOpenConns int
ConnMaxLifetime time.Duration
IterateBufferSize int
AutoMigration bool
}{
Timeout: 500,
IterateBufferSize: 50,
}
)
// LoadDBSetting loads the database settings
func LoadDBSetting() {
loadDBSetting(CfgProvider)
}
func loadDBSetting(rootCfg ConfigProvider) {
sec := rootCfg.Section("database")
Database.Type = DatabaseType(sec.Key("DB_TYPE").String())
defaultCharset := "utf8"
if Database.Type.IsMySQL() {
defaultCharset = "utf8mb4"
}
Database.Host = sec.Key("HOST").String()
Database.Name = sec.Key("NAME").String()
Database.User = sec.Key("USER").String()
if len(Database.Passwd) == 0 {
Database.Passwd = sec.Key("PASSWD").String()
}
Database.Schema = sec.Key("SCHEMA").String()
Database.SSLMode = sec.Key("SSL_MODE").MustString("disable")
Database.Charset = sec.Key("CHARSET").In(defaultCharset, []string{"utf8", "utf8mb4"})
if Database.Type.IsMySQL() && defaultCharset != "utf8mb4" {
log.Error("Deprecated database mysql charset utf8 support, please use utf8mb4 or convert utf8 to utf8mb4.")
}
Database.Path = sec.Key("PATH").MustString(filepath.Join(AppDataPath, "forgejo.db"))
Database.Timeout = sec.Key("SQLITE_TIMEOUT").MustInt(500)
Database.SQLiteJournalMode = sec.Key("SQLITE_JOURNAL_MODE").MustString("")
Database.MaxIdleConns = sec.Key("MAX_IDLE_CONNS").MustInt(2)
if Database.Type.IsMySQL() {
Database.ConnMaxLifetime = sec.Key("CONN_MAX_LIFETIME").MustDuration(3 * time.Second)
} else {
Database.ConnMaxLifetime = sec.Key("CONN_MAX_LIFETIME").MustDuration(0)
}
Database.MaxOpenConns = sec.Key("MAX_OPEN_CONNS").MustInt(0)
Database.IterateBufferSize = sec.Key("ITERATE_BUFFER_SIZE").MustInt(50)
Database.LogSQL = sec.Key("LOG_SQL").MustBool(true)
Database.DBConnectRetries = sec.Key("DB_RETRIES").MustInt(10)
Database.DBConnectBackoff = sec.Key("DB_RETRY_BACKOFF").MustDuration(3 * time.Second)
Database.AutoMigration = sec.Key("AUTO_MIGRATION").MustBool(true)
}
// DBConnStr returns database connection string
func DBConnStr() (string, error) {
var connStr string
Param := "?"
if strings.Contains(Database.Name, Param) {
Param = "&"
}
switch Database.Type {
case "mysql":
connType := "tcp"
if len(Database.Host) > 0 && Database.Host[0] == '/' { // looks like a unix socket
connType = "unix"
}
tls := Database.SSLMode
if tls == "disable" { // allow (Postgres-inspired) default value to work in MySQL
tls = "false"
}
connStr = fmt.Sprintf("%s:%s@%s(%s)/%s%scharset=%s&parseTime=true&tls=%s",
Database.User, Database.Passwd, connType, Database.Host, Database.Name, Param, Database.Charset, tls)
case "postgres":
connStr = getPostgreSQLConnectionString(Database.Host, Database.User, Database.Passwd, Database.Name, Param, Database.SSLMode)
case "mssql":
host, port := ParseMSSQLHostPort(Database.Host)
connStr = fmt.Sprintf("server=%s; port=%s; database=%s; user id=%s; password=%s;", host, port, Database.Name, Database.User, Database.Passwd)
case "sqlite3":
if !EnableSQLite3 {
return "", errors.New("this binary version does not build support for SQLite3")
}
if err := os.MkdirAll(path.Dir(Database.Path), os.ModePerm); err != nil {
return "", fmt.Errorf("Failed to create directories: %w", err)
}
journalMode := ""
if Database.SQLiteJournalMode != "" {
journalMode = "&_journal_mode=" + Database.SQLiteJournalMode
}
connStr = fmt.Sprintf("file:%s?cache=shared&mode=rwc&_busy_timeout=%d&_txlock=immediate%s",
Database.Path, Database.Timeout, journalMode)
default:
return "", fmt.Errorf("Unknown database type: %s", Database.Type)
}
return connStr, nil
}
// 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
}
if host == "" {
host = "127.0.0.1"
}
if port == "" {
port = "5432"
}
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 connStr
}
// ParseMSSQLHostPort splits the host into host and port
func ParseMSSQLHostPort(info string) (string, string) {
// the default port "0" might be related to MSSQL's dynamic port, maybe it should be double-confirmed in the future
host, port := "127.0.0.1", "0"
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
}
if host == "" {
host = "127.0.0.1"
}
if port == "" {
port = "0"
}
return host, port
}
type DatabaseType string
func (t DatabaseType) String() string {
return string(t)
}
func (t DatabaseType) IsSQLite3() bool {
return t == "sqlite3"
}
func (t DatabaseType) IsMySQL() bool {
return t == "mysql"
}
func (t DatabaseType) IsMSSQL() bool {
return t == "mssql"
}
func (t DatabaseType) IsPostgreSQL() bool {
return t == "postgres"
}