iedc-go/db_assist.go

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2021-05-23 22:14:58 +00:00
package hotime
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
_ "github.com/mattn/go-sqlite3"
)
func SetDB(appIns *Application) {
db := appIns.Config.GetMap("db")
dbSqlite := db.GetMap("sqlite")
dbMysql := db.GetMap("mysql")
if db != nil && dbSqlite != nil {
SetSqliteDB(appIns, dbSqlite)
}
if db != nil && dbMysql != nil {
SetMysqlDB(appIns, dbMysql)
}
}
func SetMysqlDB(appIns *Application, config Map) {
appIns.SetConnectDB(func(err ...*Error) (master, slave *sql.DB) {
//master数据库配置
query := config.GetString("user") + ":" + config.GetString("password") +
"@tcp(" + config.GetString("host") + ":" + config.GetString("port") + ")/" + config.GetString("name") + "?charset=utf8"
DB, e := sql.Open("mysql", query)
if e != nil && len(err) != 0 {
err[0].SetError(e)
}
master = DB
//slave数据库配置
configSlave := config.GetMap("slave")
if configSlave != nil {
query := configSlave.GetString("user") + ":" + configSlave.GetString("password") +
"@tcp(" + config.GetString("host") + ":" + configSlave.GetString("port") + ")/" + configSlave.GetString("name") + "?charset=utf8"
DB1, e := sql.Open("mysql", query)
if e != nil && len(err) != 0 {
err[0].SetError(e)
}
slave = DB1
}
return master, slave
//return DB
})
appIns.Db.Type = "mysql"
}
func SetSqliteDB(appIns *Application, config Map) {
appIns.SetConnectDB(func(err ...*Error) (master, slave *sql.DB) {
db, e := sql.Open("sqlite3", config.GetString("path"))
if e != nil && len(err) != 0 {
err[0].SetError(e)
}
master = db
return master, slave
})
appIns.Db.Type = "sqlite"
}