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// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// mysql_test runs various tests against a MySQL flavored Cloud SQL instance.
package tests
import (
"flag"
"io/ioutil"
"log"
"os"
"path"
"runtime"
"testing"
mysql "github.com/go-sql-driver/mysql"
)
var (
mysqlConnName = flag.String("mysql_conn_name", os.Getenv("MYSQL_CONNECTION_NAME"), "Cloud SQL MYSQL instance connection name, in the form of 'project:region:instance'.")
mysqlUser = flag.String("mysql_user", os.Getenv("MYSQL_USER"), "Name of database user.")
mysqlPass = flag.String("mysql_pass", os.Getenv("MYSQL_PASS"), "Password for the database user; be careful when entering a password on the command line (it may go into your terminal's history).")
mysqlDb = flag.String("mysql_db", os.Getenv("MYSQL_DB"), "Name of the database to connect to.")
mysqlPort = 3306
)
func requireMysqlVars(t *testing.T) {
switch "" {
case *mysqlConnName:
t.Fatal("'mysql_conn_name' not set")
case *mysqlUser:
t.Fatal("'mysql_user' not set")
case *mysqlPass:
t.Fatal("'mysql_pass' not set")
case *mysqlDb:
t.Fatal("'mysql_db' not set")
}
}
func TestMysqlTcp(t *testing.T) {
if testing.Short() {
t.Skip("skipping MySQL integration tests")
}
requireMysqlVars(t)
cfg := mysql.Config{
User: *mysqlUser,
Passwd: *mysqlPass,
DBName: *mysqlDb,
AllowNativePasswords: true,
}
proxyConnTest(t, *mysqlConnName, "mysql", cfg.FormatDSN(), mysqlPort, "")
}
func TestMysqlSocket(t *testing.T) {
if testing.Short() {
t.Skip("skipping MySQL integration tests")
}
if runtime.GOOS == "windows" {
t.Skip("Skipped Unix socket test on Windows")
}
requireMysqlVars(t)
dir, err := ioutil.TempDir("", "csql-proxy-tests")
if err != nil {
log.Fatalf("unable to create tmp dir: %s", err)
}
defer os.RemoveAll(dir)
cfg := mysql.Config{
User: *mysqlUser,
Passwd: *mysqlPass,
Net: "unix",
Addr: path.Join(dir, *mysqlConnName),
DBName: *mysqlDb,
AllowNativePasswords: true,
}
proxyConnTest(t, *mysqlConnName, "mysql", cfg.FormatDSN(), 0, dir)
}
func TestMysqlConnLimit(t *testing.T) {
if testing.Short() {
t.Skip("skipping MySQL integration tests")
}
requireMysqlVars(t)
cfg := mysql.Config{
User: *mysqlUser,
Passwd: *mysqlPass,
DBName: *mysqlDb,
AllowNativePasswords: true,
}
proxyConnLimitTest(t, *mysqlConnName, "mysql", cfg.FormatDSN(), mysqlPort)
}
// Test to verify that when a proxy client serves one mysql instance that can be
// dialed successfully, the health check readiness endpoint serves http.StatusOK.
func TestMysqlDial(t *testing.T) {
if testing.Short() {
t.Skip("skipping MySQL integration tests")
}
switch "" {
case *mysqlConnName:
t.Fatal("'mysql_conn_name' not set")
}
singleInstanceDial(t, *mysqlConnName)
}
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