// clearDB initializes the database, upgrading it if needed, and removes all
// data to ensure that the test begins with a clean slate. Returns a MySQLTestDatabase
// which must be closed after the test finishes.
func clearDB(t *testing.T) *testutil.MySQLTestDatabase {
	failMsg := "Database initialization failed. Do you have the test database set up properly?  Details: %v"

	// Set up the database.
	testDb := testutil.SetupMySQLTestDatabase(t, alerting.MigrationSteps())

	conf := testutil.LocalTestDatabaseConfig(alerting.MigrationSteps())
	DB, err := sqlx.Open("mysql", conf.MySQLString())
	assert.Nil(t, err, failMsg)
	alerting.DB = DB

	return testDb
}
Exemple #2
0
func main() {
	defer common.LogPanic()
	// Set up flags.
	dbConf := database.ConfigFromFlags(alerting.PROD_DB_HOST, alerting.PROD_DB_PORT, database.USER_ROOT, alerting.PROD_DB_NAME, alerting.MigrationSteps())

	// Global init to initialize glog and parse arguments.
	common.Init()

	if err := dbConf.PromptForPassword(); err != nil {
		glog.Fatal(err)
	}
	vdb, err := dbConf.NewVersionedDB()
	if err != nil {
		glog.Fatal(err)
	}

	// Get the current database version
	maxDBVersion := vdb.MaxDBVersion()
	glog.Infof("Latest database version: %d", maxDBVersion)

	dbVersion, err := vdb.DBVersion()
	if err != nil {
		glog.Fatalf("Unable to retrieve database version. Error: %s", err)
	}
	glog.Infof("Current database version: %d", dbVersion)

	if dbVersion < maxDBVersion {
		glog.Infof("Migrating to version: %d", maxDBVersion)
		err = vdb.Migrate(maxDBVersion)
		if err != nil {
			glog.Fatalf("Unable to retrieve database version. Error: %s", err)
		}
	}

	glog.Infoln("Database migration finished.")
}