change migration schema and getting cmd line parameters

This commit is contained in:
ZhengYang 2014-08-12 15:45:37 +08:00
parent e2ce0300a6
commit 8d82b27502
1 changed files with 22 additions and 8 deletions

View File

@ -44,13 +44,16 @@ const (
TMP_DIR = "temp"
)
var mDriver docValue
var mConn docValue
func init() {
cmdMigrate.Run = runMigration
cmdMigrate.Flag.Var(&mDriver, "driver", "database driver: mysql, postgresql, etc.")
cmdMigrate.Flag.Var(&mConn, "conn", "connection string used by the driver to connect to a database instance")
}
func runMigration(cmd *Command, args []string) {
//curpath, _ := os.Getwd()
gopath := os.Getenv("GOPATH")
Debugf("gopath:%s", gopath)
if gopath == "" {
@ -59,24 +62,34 @@ func runMigration(cmd *Command, args []string) {
os.Exit(2)
}
// getting command line arguments
connStr := "root:@tcp(127.0.0.1:3306)/sgfas?charset=utf8"
driver := "mysql"
if len(args) != 0 {
cmd.Flag.Parse(args[1:])
}
if mDriver == "" {
mDriver = "mysql"
}
if mConn == "" {
mConn = "root:@tcp(127.0.0.1:3306)/test"
}
ColorLog("[INFO] Using '%s' as 'driver'\n", mDriver)
ColorLog("[INFO] Using '%s' as 'conn'\n", mConn)
driverStr, connStr := string(mDriver), string(mConn)
if len(args) == 0 {
// run all outstanding migrations
ColorLog("[INFO] Running all outstanding migrations\n")
migrateUpdate(driver, connStr)
migrateUpdate(driverStr, connStr)
} else {
mcmd := args[0]
switch mcmd {
case "rollback":
ColorLog("[INFO] Rolling back the last migration operation\n")
migrateRollback(driver, connStr)
migrateRollback(driverStr, connStr)
case "reset":
ColorLog("[INFO] Reseting all migrations\n")
migrateReset(driver, connStr)
migrateReset(driverStr, connStr)
case "refresh":
ColorLog("[INFO] Refreshing all migrations\n")
migrateReset(driver, connStr)
migrateReset(driverStr, connStr)
default:
ColorLog("[ERRO] Command is missing\n")
os.Exit(2)
@ -273,6 +286,7 @@ CREATE TABLE migrations (
name varchar(255) DEFAULT NULL COMMENT 'migration name, unique',
created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT 'date migrated or rolled back',
statements longtext COMMENT 'SQL statements for this migration',
rollback_statements longtext COMMENT 'SQL statment for rolling back migration',
status ENUM('update', 'rollback') COMMENT 'update indicates it is a normal migration while rollback means this migration is rolled back',
PRIMARY KEY (id_migration),
UNIQUE KEY (name)