47 lines
636 B
Go
47 lines
636 B
Go
package db
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import (
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"database/sql"
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"sync"
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_ "github.com/go-sql-driver/mysql"
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"github.com/spf13/viper"
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)
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var ActiveDB *sql.DB
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var lock = new(sync.Mutex)
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func GetDB() (*sql.DB, error) {
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if ActiveDB != nil {
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return ActiveDB, nil
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}
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db, err := ConnectDB()
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if err != nil {
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return nil, err
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}
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ActiveDB = db
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return db, nil
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}
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func ConnectDB() (*sql.DB, error) {
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lock.Lock()
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defer lock.Unlock()
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if ActiveDB != nil {
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ActiveDB.Close()
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ActiveDB = nil
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}
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cfg := viper.GetViper()
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db, err := sql.Open("mysql", cfg.GetString("MARIADB_CONNSTRING"))
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if err != nil {
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return nil, err
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}
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ActiveDB = db
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return db, nil
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}
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