Open Stack

It seems that you are sharing one port between two instances, which
won't be a legal configuration.

On Wed, Jul 16, 2014 at 01:17:00AM -0500, Yuling_C at DELL.com wrote:
> Dell Customer Communication
> 
> Hi,
> I'm using heat to create a stack with two instances. I always got one of them successful, but the other would fail. If I split the template into two and each of them contains one instance then it worked. However, I thought Heat template would allow multiple instances being created?
> 
> Here I attach the heat template:
> {
>     "AWSTemplateFormatVersion" : "2010-09-09",
>     "Description" : "Sample Heat template that spins up multiple instances and a private network (JSON)",
>     "Resources" : {
>     "test_net" : {
>              "Type" : "OS::Neutron::Net",
>              "Properties" : {
>              "name" : "test_net"
>               }
>           },
>           "test_subnet" : {
>               "Type" : "OS::Neutron::Subnet",
>               "Properties" : {
>               "name" : "test_subnet",
>               "cidr" : "120.10.9.0/24",
>               "enable_dhcp" : "True",
>               "gateway_ip" : "120.10.9.1",
>               "network_id" : { "Ref" : "test_net" }
>               }
>           },
>          "test_net_port" : {
>              "Type" : "OS::Neutron::Port",
>              "Properties" : {
>              "admin_state_up" : "True",
>              "network_id" : { "Ref" : "test_net" }
>              }
>          },
>          "instance1" : {
>              "Type" : "OS::Nova::Server",
>              "Properties" : {
>              "name" : "instance1",
>              "image" : "8e2b4c71-448c-4313-8b41-b238af31f419",
>              "flavor": "tvm-tt_lite",
>              "networks" : [
>                  {"port" : { "Ref" : "test_net_port" }}
>              ]
>            }
>        },
>          "instance2" : {
>              "Type" : "OS::Nova::Server",
>              "Properties" : {
>              "name" : "instance2",
>              "image" : "8e2b4c71-448c-4313-8b41-b238af31f419",
>              "flavor": "tvm-tt_lite",
>              "networks" : [
>                  {"port" : { "Ref" : "test_net_port" }}
>              ]
>            }
>        }
>     }
> }
> The error that I got from heat-engine.log is as follows:
> 
> 2014-07-16 01:49:50.514 25101 DEBUG heat.engine.scheduler [-] Task resource_action complete step /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:170
> 2014-07-16 01:49:50.515 25101 DEBUG heat.engine.scheduler [-] Task stack_task from Stack "teststack" sleeping _sleep /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:108
> 2014-07-16 01:49:51.516 25101 DEBUG heat.engine.scheduler [-] Task stack_task from Stack "teststack" running step /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:164
> 2014-07-16 01:49:51.516 25101 DEBUG heat.engine.scheduler [-] Task resource_action running step /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:164
> 2014-07-16 01:49:51.960 25101 DEBUG urllib3.connectionpool [-] "GET /v2/b64803d759e04b999e616b786b407661/servers/7cb9459c-29b3-4a23-a52c-17d85fce0559 HTTP/1.1" 200 1854 _make_request /usr/lib/python2.6/site-packages/urllib3/connectionpool.py:295
> 2014-07-16 01:49:51.963 25101 ERROR heat.engine.resource [-] CREATE : Server "instance1"
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource Traceback (most recent call last):
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource   File "/usr/lib/python2.6/site-packages/heat/engine/resource.py", line 371, in _do_action
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource     while not check(handle_data):
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource   File "/usr/lib/python2.6/site-packages/heat/engine/resources/server.py", line 239, in check_create_complete
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource     return self._check_active(server)
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource   File "/usr/lib/python2.6/site-packages/heat/engine/resources/server.py", line 255, in _check_active
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource     raise exc
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource Error: Creation of server instance1 failed.
> 2014-07-16 01:49:51.963 25101 TRACE heat.engine.resource
> 2014-07-16 01:49:51.996 25101 DEBUG heat.engine.scheduler [-] Task resource_action cancelled cancel /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:187
> 2014-07-16 01:49:52.004 25101 DEBUG heat.engine.scheduler [-] Task stack_task from Stack "teststack" complete step /usr/lib/python2.6/site-packages/heat/engine/scheduler.py:170
> 2014-07-16 01:49:52.005 25101 WARNING heat.engine.service [-] Stack create failed, status FAILED
> 2014-07-16 01:50:29.218 25101 DEBUG heat.openstack.common.rpc.amqp [-] received {u'_context_roles': [u'Member', u'admin'], u'_msg_id': u'9aedf86fda304cfc857dc897d8393427', u'_context_password': '<SANITIZED>', u'_context_auth_url': u'http://172.17.252.60:5000/v2.0', u'_unique_id': u'f02188b068de4a4aba0ec203ec3ad54a', u'_reply_q': u'reply_f841b6a2101d4af9a9af59889630ee77', u'_context_aws_creds': None, u'args': {}, u'_context_tenant': u'TVM', u'_context_trustor_user_id': None, u'_context_trust_id': None, u'_context_auth_token': '<SANITIZED>', u'_context_is_admin': True, u'version': u'1.0', u'_context_tenant_id': u'b64803d759e04b999e616b786b407661', u'namespace': None, u'method': u'list_stacks', u'_context_username': None} _safe_log /usr/lib/python2.6/site-packages/heat/openstack/common/rpc/common.py:277
> 
> Any idea?
> 
> Thanks,
> YuLing

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