fix(contrib/drivers/pgsql): connection fails when postgres database password is empty (#3900)

Author: wlynxg

contrib/drivers/pgsql/pgsql_open.go

@@ -34,16 +34,12 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 			source, _ = gregex.ReplaceString(`dbname=([\w\.\-]+)+`, "dbname="+config.Name, source)
 		}
 	} else {
+		source = fmt.Sprintf(
+			"user=%s password='%s' host=%s port=%s sslmode=disable",
+			config.User, config.Pass, config.Host, config.Port)
+
 		if config.Name != "" {
-			source = fmt.Sprintf(
-				"user=%s password=%s host=%s port=%s dbname=%s sslmode=disable",
-				config.User, config.Pass, config.Host, config.Port, config.Name,
-			)
-		} else {
-			source = fmt.Sprintf(
-				"user=%s password=%s host=%s port=%s sslmode=disable",
-				config.User, config.Pass, config.Host, config.Port,
-			)
+			source = fmt.Sprintf("%s dbname=%s", source, config.Name)
 		}
 
 		if config.Namespace != "" {