// add redis server to exist server group
func apiAddServerToGroup(server models.Server, param martini.Params) (int, string) {
groupId, _ := strconv.Atoi(param["id"])
lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
if err := lock.LockWithTimeout(0, fmt.Sprintf("add server to group, %+v", server)); err != nil {
return 500, err.Error()
}
defer func() {
err := lock.Unlock()
if err != nil && err != zk.ErrNoNode {
log.ErrorErrorf(err, "unlock node failed")
}
}()
// check group exists first
serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
exists, err := serverGroup.Exists(safeZkConn)
if err != nil {
log.ErrorErrorf(err, "check group exits failed")
return 500, err.Error()
}
// create new group if not exists
if !exists {
if err := serverGroup.Create(safeZkConn); err != nil {
return 500, err.Error()
}
}
if err := serverGroup.AddServer(safeZkConn, &server, globalEnv.Password()); err != nil {
log.ErrorErrorf(err, "add server to group failed")
return 500, err.Error()
}
return jsonRetSucc()
}
func init() {
conn = zkhelper.NewConn()
conf = &Config{
proxyId: "proxy_test",
productName: "test",
zkAddr: "localhost:2181",
fact: func(string, int) (zkhelper.Conn, error) { return conn, nil },
proto: "tcp4",
}
//init action path
prefix := models.GetWatchActionPath(conf.productName)
err := models.CreateActionRootPath(conn, prefix)
assert.MustNoError(err)
//init slot
err = models.InitSlotSet(conn, conf.productName, 1024)
assert.MustNoError(err)
//init server group
g1 := models.NewServerGroup(conf.productName, 1)
g1.Create(conn)
g2 := models.NewServerGroup(conf.productName, 2)
g2.Create(conn)
redis1, _ = miniredis.Run()
redis2, _ = miniredis.Run()
s1 := models.NewServer(models.SERVER_TYPE_MASTER, redis1.Addr())
s2 := models.NewServer(models.SERVER_TYPE_MASTER, redis2.Addr())
g1.AddServer(conn, s1, "")
g2.AddServer(conn, s2, "")
//set slot range
err = models.SetSlotRange(conn, conf.productName, 0, 511, 1, models.SLOT_STATUS_ONLINE)
assert.MustNoError(err)
err = models.SetSlotRange(conn, conf.productName, 512, 1023, 2, models.SLOT_STATUS_ONLINE)
assert.MustNoError(err)
s = New(":19000", ":11000", conf)
err = models.SetProxyStatus(conn, conf.productName, conf.proxyId, models.PROXY_STATE_ONLINE)
assert.MustNoError(err)
}
func runAddServerGroup(groupId int) error {
serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
var v interface{}
err := callApi(METHOD_PUT, "/api/server_groups", serverGroup, &v)
if err != nil {
return err
}
fmt.Println(jsonify(v))
return nil
}
func apiRemoveServerFromGroup(server models.Server, param martini.Params) (int, string) {
groupId, _ := strconv.Atoi(param["id"])
lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
if err := lock.LockWithTimeout(0, fmt.Sprintf("removing server from group, %+v", server)); err != nil {
return 500, err.Error()
}
defer func() {
err := lock.Unlock()
if err != nil && err != zk.ErrNoNode {
log.ErrorErrorf(err, "unlock node failed")
}
}()
serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
err := serverGroup.RemoveServer(safeZkConn, server.Addr)
if err != nil {
log.ErrorErrorf(err, "remove group %d failed", groupId)
return 500, err.Error()
}
return jsonRetSucc()
}
func apiRemoveServerGroup(param martini.Params) (int, string) {
lock := utils.GetZkLock(safeZkConn, globalEnv.ProductName())
if err := lock.LockWithTimeout(0, fmt.Sprintf("removing group %s", param["id"])); err != nil {
return 500, err.Error()
}
defer func() {
err := lock.Unlock()
if err != nil && err != zk.ErrNoNode {
log.ErrorErrorf(err, "unlock node failed")
}
}()
groupId, _ := strconv.Atoi(param["id"])
serverGroup := models.NewServerGroup(globalEnv.ProductName(), groupId)
if err := serverGroup.Remove(safeZkConn); err != nil {
log.ErrorErrorf(err, "remove server group failed")
return 500, err.Error()
}
return jsonRetSucc()
}