func ReserveRouterPortAndUpdateTrie(internal bool, app, sha, env string) (string, bool, error) {
helper.SetRouterRoot(internal)
var (
err error
created = false
port = ""
trieName = ""
)
// reserve port for app env
if !HasRouterPortForAppEnv(internal, app, env) {
created = true
}
if port, err = reserveRouterPort(internal, app, env); err != nil {
return port, created, err
}
if trieName, err = UpdateAppEnvTrie(internal, app, sha, env); err != nil {
return port, created, err
}
// now port is reserved and trie is created so we can actually create port for router
portUInt, err := strconv.ParseUint(port, 10, 16)
if err != nil {
return port, created, err
}
err = routerzk.SetPort(Zk.Conn, routercfg.Port{
Port: uint16(portUInt),
Trie: trieName,
})
if err != nil {
return port, created, err
}
// return true if port was created
return port, created, err
}
func SetPort(port cfg.Port) error {
if port.Port == 0 {
return errors.New("Please specify a port")
} else if port.Trie == "" {
return errors.New("Please specify a trie")
}
return routerzk.SetPort(zkConn.Conn, port)
}
func (e *UpdatePortExecutor) Execute(t *Task) (err error) {
if e.arg.Port.Trie == "" {
return errors.New("Please specify a trie")
}
if e.arg.Port.Port == uint16(0) {
return errors.New("Please specify a port")
}
helper.SetRouterRoot(e.arg.Port.Internal)
return routerzk.SetPort(datamodel.Zk.Conn, e.arg.Port)
}