feat: users have database privileges for their dbs (uname_%)

cmd/bs1in/database.go

@@ -75,7 +75,8 @@ func openMariaDBConnection() {
 }
 
 func createMariaDbUser(uid string, pw string) bool {
-	createUserStmt := `CREATE OR REPLACE USER '%s'@'%%' IDENTIFIED BY '%s';`
+	createUserStmt := "CREATE OR REPLACE USER '%[1]s'@'%%' IDENTIFIED BY '%[2]s';\n"
+	createUserStmt += "GRANT ALL ON `%[1]s\\_%%`.* TO '%[1]s'@'%%';"
 	createUserStmt = fmt.Sprintf(createUserStmt, uid, pw)
 	log.Println(createUserStmt)
 	_, err := mariaDB.Exec(createUserStmt)
@@ -89,11 +90,6 @@ func createMariaDbUser(uid string, pw string) bool {
 }
 
 func createMariaDbDatabasesForUser(uid string) bool {
-	// _, err := mariaDB.Exec(`DROP USER IF EXISTS '?';
-	// CREATE USER '?'@'%';
-	// DROP DATABASE IF EXISTS ?_W19_20;
-	// CREATE DATABASE ?_W19_20;
-	// GRANT ALL ON ?_W19_20.* TO '?'@'%' IDENTIFIED BY '?';`, uid, uid, uid, uid, uid, uid, pw)
 	sqlFilePath := "../../sql/"
 	files, err := ioutil.ReadDir(sqlFilePath)
 	if err != nil {