// 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
}
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.")
}