system sh/stop_dnodes.sh
system sh/deploy.sh -n dnode1 -i 1
system sh/deploy.sh -n dnode2 -i 2
system sh/deploy.sh -n dnode3 -i 3

system sh/cfg.sh -n dnode1 -c numOfMnodes -v 2
system sh/cfg.sh -n dnode2 -c numOfMnodes -v 2
system sh/cfg.sh -n dnode3 -c numOfMnodes -v 2

print ============== step1
system sh/exec.sh -n dnode1 -s start
sql connect

sql show mnodes
print dnode1 ==> $data2_1
print dnode2 ==> $data2_2
if $data2_1 != master then
  return -1
endi

print ============== step2
system sh/exec.sh -n dnode2 -s start
sql create dnode $hostname2

$x = 0
show2: 
	$x = $x + 1
	sleep 2000
	if $x == 10 then 
		return -1
	endi
	
sql show mnodes
print dnode1 ==> $data2_1
print dnode2 ==> $data2_2
if $data2_1 != master then
	goto show2
endi
if $data2_2 != slave then
	goto show2
endi

print ============== step3
system sh/exec.sh -n dnode3 -s start
sql create dnode $hostname3
sleep 6000

sql show mnodes
$dnode1Role = $data2_1
$dnode2Role = $data2_2
$dnode3Role = $data2_3
print dnode1 ==> $dnode1Role
print dnode2 ==> $dnode2Role
print dnode3 ==> $dnode3Role

if $dnode1Role != master then
  return -1
endi
if $dnode2Role != slave then
  return -1
endi
if $dnode3Role != null then
  return -1
endi


print ============== step4
sql drop dnode $hostname2
sleep 6000

sql show mnodes
$dnode1Role = $data2_1
$dnode2Role = $data2_2
$dnode3Role = $data2_3
print dnode1 ==> $dnode1Role
print dnode2 ==> $dnode2Role
print dnode3 ==> $dnode3Role

if $dnode1Role != master then
  return -1
endi
if $dnode2Role != null then
  return -1
endi
if $dnode3Role != slave then
  return -1
endi

print ============== step5
system sh/exec.sh -n dnode2 -s stop
system sh/deploy.sh -n dnode2 -i 2
system sh/cfg.sh -n dnode2 -c numOfMnodes -v 2
sleep 5000
system sh/exec.sh -n dnode2 -s start
sql create dnode $hostname2
sleep 6000

sql show mnodes
$dnode1Role = $data2_1
$dnode2Role = $data2_2
$dnode3Role = $data2_3
print dnode1 ==> $dnode1Role
print dnode2 ==> $dnode2Role
print dnode3 ==> $dnode3Role

if $dnode1Role != master then
  return -1
endi
if $dnode2Role != null then
  return -1
endi
if $dnode3Role != slave then
  return -1
endi

system sh/exec.sh -n dnode1 -s stop  -x SIGINT
system sh/exec.sh -n dnode2 -s stop  -x SIGINT
system sh/exec.sh -n dnode3 -s stop  -x SIGINT
system sh/exec.sh -n dnode4 -s stop  -x SIGINT
system sh/exec.sh -n dnode5 -s stop  -x SIGINT
system sh/exec.sh -n dnode6 -s stop  -x SIGINT
system sh/exec.sh -n dnode7 -s stop  -x SIGINT
system sh/exec.sh -n dnode8 -s stop  -x SIGINT