bilibili-backup/library/database/tidb/tidb.go
2019-04-22 02:59:20 +00:00

39 lines
968 B
Go

package tidb
import (
"go-common/library/log"
"go-common/library/net/netutil/breaker"
"go-common/library/stat"
"go-common/library/time"
// database driver
_ "github.com/go-sql-driver/mysql"
)
var stats = stat.DB
// Config mysql config.
type Config struct {
DSN string // dsn
Active int // pool
Idle int // pool
IdleTimeout time.Duration // connect max life time.
QueryTimeout time.Duration // query sql timeout
ExecTimeout time.Duration // execute sql timeout
TranTimeout time.Duration // transaction sql timeout
Breaker *breaker.Config // breaker
}
// NewTiDB new db and retry connection when has error.
func NewTiDB(c *Config) (db *DB) {
if c.QueryTimeout == 0 || c.ExecTimeout == 0 || c.TranTimeout == 0 {
panic("tidb must be set query/execute/transction timeout")
}
db, err := Open(c)
if err != nil {
log.Error("open tidb error(%v)", err)
panic(err)
}
return
}