NAME
vayne-ctrl - vayne control script to maintain region info.
SYNOPSIS
Switch host to region
$0 --region foo --switch --host hostname
Delete region information
$0 --delete --region region
Set region redis server
$0 --region foo --set --server redisserver:port --password redispasswd
Show region running information
$0 --region foo
$0 --region foo --host hostname
Show region information
$0 --regions
Show worker information
$0 --info
$0 --info --host hostname
Delete host region information
$0 --delete
$0 --delete --host hostname