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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| // Copyright 2014 The dbrouter Author. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style | ||
| // license that can be found in the LICENSE file. | ||
|
|
||
| package db | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "github.com/shawnfeng/sutil/slog" | ||
| "sync" | ||
| "time" | ||
| ) | ||
|
|
||
| const ( | ||
| DB_TYPE_MONGO = "mongo" | ||
| DB_TYPE_MYSQL = "mysql" | ||
| DB_TYPE_POSTGRES = "postgres" | ||
| ) | ||
|
|
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| type ConfigInfo struct { | ||
| DBAddr string | ||
| UserName string | ||
| PassWord string | ||
| TimeOut time.Duration | ||
| } | ||
|
|
||
| type DBConfiger interface { | ||
| GetConfig(dbType, dbName string) *ConfigInfo | ||
| } | ||
|
|
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| type DefaultDBConfig struct { | ||
| userName string | ||
| passWord string | ||
| } | ||
|
|
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| func NewDefaultDBConfig(servName string) DBConfiger { | ||
| passWord := "MegQqwb@RPZWI55N" | ||
| return &DefaultDBConfig{ | ||
| userName: servName, | ||
| passWord: passWord, | ||
| } | ||
| } | ||
|
|
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| func (m *DefaultDBConfig) GetConfig(dbType, dbName string) *ConfigInfo { | ||
| return &ConfigInfo{ | ||
| DBAddr: "common.kingshard.pri.ibbanyu.com:4000", | ||
| UserName: m.userName, | ||
| PassWord: m.passWord, | ||
| TimeOut: 3 * time.Second, | ||
| } | ||
| } | ||
|
|
||
| type DBInstance interface { | ||
| getType() string | ||
| } | ||
|
|
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| func NewInstance(dbtype, dbname, addr, userName, passWord string, timeout time.Duration) (DBInstance, error) { | ||
|
|
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| switch dbtype { | ||
| case DB_TYPE_POSTGRES: | ||
| return NewdbSql(dbtype, dbname, addr, userName, passWord, timeout) | ||
|
|
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| case DB_TYPE_MYSQL: | ||
| return NewdbSql(dbtype, dbname, addr, userName, passWord, timeout) | ||
|
|
||
| default: | ||
| return nil, fmt.Errorf("dbtype %s error", dbtype) | ||
| } | ||
| } | ||
|
|
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| type DBInstanceManager struct { | ||
| instances sync.Map | ||
| config DBConfiger | ||
| } | ||
|
|
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| func NewDBInstanceManager(servName string) *DBInstanceManager { | ||
| config := NewDefaultDBConfig(servName) | ||
| return &DBInstanceManager{ | ||
| config: config, | ||
| } | ||
| } | ||
|
|
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| func (m *DBInstanceManager) buildKey(dbtype, dbname string) string { | ||
| return fmt.Sprintf("%s.%s", dbtype, dbname) | ||
| } | ||
|
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| func (m *DBInstanceManager) add(dbtype, dbname string, ins DBInstance) { | ||
| m.instances.Store(m.buildKey(dbtype, dbname), ins) | ||
| } | ||
|
|
||
| func (m *DBInstanceManager) get(dbtype, dbname string) DBInstance { | ||
| fun := "DBInstanceManager.get-->" | ||
|
|
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| var err error | ||
| var dbIn DBInstance | ||
| name := m.buildKey(dbtype, dbname) | ||
| in, ok := m.instances.Load(name) | ||
| if ok == false { | ||
|
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| configInfo := m.config.GetConfig(dbtype, dbname) | ||
| dbIn, err = NewInstance(dbtype, dbname, configInfo.DBAddr, configInfo.UserName, configInfo.PassWord, configInfo.TimeOut) | ||
| if err != nil { | ||
| slog.Errorf("%s NewInstance err, dbname: %s, err: %s", fun, dbname, err.Error()) | ||
| } | ||
| return dbIn | ||
| } | ||
|
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| dbIn, ok = in.(DBInstance) | ||
| if ok == false { | ||
| slog.Errorf("%s ins.(DBInstance) err, name: %s", fun, name) | ||
| return nil | ||
| } | ||
|
|
||
| return dbIn | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| // Copyright 2013 The dbrouter Author. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style | ||
| // license that can be found in the LICENSE file. | ||
|
|
||
| package db | ||
|
|
||
| import ( | ||
| "database/sql" | ||
| "fmt" | ||
| _ "github.com/go-sql-driver/mysql" | ||
| "github.com/jmoiron/sqlx" | ||
| _ "github.com/lib/pq" | ||
| "github.com/shawnfeng/sutil/slog" | ||
| "github.com/shawnfeng/sutil/stime" | ||
| "time" | ||
| ) | ||
|
|
||
| type DB struct { | ||
| *sqlx.DB | ||
| } | ||
|
|
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| func (db *DB) NamedExecWrapper(tables []interface{}, query string, arg interface{}) (sql.Result, error) { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.NamedExec(query, arg) | ||
| } | ||
|
|
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| func (db *DB) NamedQueryWrapper(tables []interface{}, query string, arg interface{}) (*sqlx.Rows, error) { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.NamedQuery(query, arg) | ||
| } | ||
|
|
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| func (db *DB) SelectWrapper(tables []interface{}, dest interface{}, query string, args ...interface{}) error { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.Select(dest, query, args...) | ||
| } | ||
|
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| func (db *DB) ExecWrapper(tables []interface{}, query string, args ...interface{}) (sql.Result, error) { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.Exec(query, args...) | ||
| } | ||
|
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| func (db *DB) QueryRowxWrapper(tables []interface{}, query string, args ...interface{}) *sqlx.Row { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.QueryRowx(query, args...) | ||
| } | ||
|
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| func (db *DB) QueryxWrapper(tables []interface{}, query string, args ...interface{}) (*sqlx.Rows, error) { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.Queryx(query, args...) | ||
| } | ||
|
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| func (db *DB) GetWrapper(tables []interface{}, dest interface{}, query string, args ...interface{}) error { | ||
| query = fmt.Sprintf(query, tables...) | ||
| return db.DB.Get(dest, query, args...) | ||
| } | ||
|
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| func NewDB(sqlxdb *sqlx.DB) *DB { | ||
| db := &DB{ | ||
| sqlxdb, | ||
| } | ||
| return db | ||
| } | ||
|
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| type dbSql struct { | ||
| dbType string | ||
| dbName string | ||
| dbAddr string | ||
| timeOut time.Duration | ||
| userName string | ||
| passWord string | ||
| db *DB | ||
| } | ||
|
|
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| func (m *dbSql) getType() string { | ||
| return m.dbType | ||
| } | ||
|
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| func NewdbSql(dbtype, dbname, addr, userName, passWord string, timeout time.Duration) (*dbSql, error) { | ||
|
|
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| if timeout == 0 { | ||
| timeout = 3 * time.Second | ||
| } | ||
|
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| info := &dbSql{ | ||
| dbType: dbtype, | ||
| dbName: dbname, | ||
| dbAddr: addr, | ||
| timeOut: timeout, | ||
| userName: userName, | ||
| passWord: passWord, | ||
| } | ||
|
|
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| var err error | ||
| info.db, err = dial(info) | ||
| info.db.SetMaxIdleConns(32) | ||
| return info, err | ||
| } | ||
|
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| func dial(info *dbSql) (db *DB, err error) { | ||
| fun := "dial-->" | ||
|
|
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| var dataSourceName string | ||
| if info.dbType == DB_TYPE_MYSQL { | ||
| dataSourceName = fmt.Sprintf("%s:%s@tcp(%s)/%s", info.userName, info.passWord, info.dbAddr, info.dbName) | ||
|
|
||
| } else if info.dbType == DB_TYPE_POSTGRES { | ||
| dataSourceName = fmt.Sprintf("postgres://%s:%s@%s/%s?sslmode=disable", | ||
| info.userName, info.passWord, info.dbAddr, info.dbName) | ||
| } | ||
|
|
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| slog.Infof("%s dbtype:%s datasourcename:%s", fun, info.dbType, dataSourceName) | ||
| sqlxdb, err := sqlx.Connect(info.dbType, dataSourceName) | ||
| return NewDB(sqlxdb), err | ||
| } | ||
|
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| func (m *dbSql) getDB() *DB { | ||
| return m.db | ||
| } | ||
|
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| func (m *DBInstanceManager) SqlExec(dbName string, query func(*DB, []interface{}) error, tables ...string) error { | ||
| fun := "SqlExec-->" | ||
|
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| st := stime.NewTimeStat() | ||
|
|
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| if len(tables) <= 0 { | ||
| return fmt.Errorf("tables is empty") | ||
| } | ||
|
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| ins := m.get(DB_TYPE_MYSQL, dbName) | ||
| if ins == nil { | ||
| return fmt.Errorf("db instance not find: dbname:%s", dbName) | ||
| } | ||
|
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| dbsql, ok := ins.(*dbSql) | ||
| if !ok { | ||
| return fmt.Errorf("db instance type error: dbname:%s, dbtype:%s", dbName, ins.getType()) | ||
| } | ||
|
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| db := dbsql.getDB() | ||
|
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| defer func() { | ||
| dur := st.Duration() | ||
| slog.Infof("%s type:%s dbname:%s query:%d", fun, ins.getType(), dbName, dur) | ||
| }() | ||
|
|
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| var tmptables []interface{} | ||
| for _, item := range tables { | ||
| tmptables = append(tmptables, item) | ||
| } | ||
|
|
||
| return query(db, tmptables) | ||
| } |
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