Gate fails with Neutron: ssh: No route to host

[Jamie Lennox]

From: http://logs.openstack.org/94/72194/1/gate/gate-tempest-dsvm-neutron/4977617/console.html

FAIL: tempest.scenario.test_cross_tenant_connectivity.TestNetworkCrossTenant.test_cross_tenant_traffic[compute,gate,network,smoke]

2014-02-11 04:15:13.540 | 2014-02-11 04:05:16,472 Failed to establish authenticated ssh connection to cirros@172.24.4.33 after 16 attempts
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh Traceback (most recent call last):
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh File "tempest/common/ssh.py", line 74, in _get_ssh_connection
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh timeout=self.channel_timeout, pkey=self.pkey)
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh File "/usr/local/lib/python2.7/dist-packages/paramiko/client.py", line 305, in connect
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh retry_on_signal(lambda: sock.connect(addr))
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh File "/usr/local/lib/python2.7/dist-packages/paramiko/util.py", line 278, in retry_on_signal
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh return function()
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh File "/usr/local/lib/python2.7/dist-packages/paramiko/client.py", line 305, in <lambda>
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh retry_on_signal(lambda: sock.connect(addr))
2014-02-11 04:15:13.540 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh File "/usr/lib/python2.7/socket.py", line 224, in meth
2014-02-11 04:15:13.541 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh return getattr(self._sock,name)(*args)
2014-02-11 04:15:13.541 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh error: [Errno 113] No route to host
2014-02-11 04:15:13.541 | 2014-02-11 04:05:16.472 31463 TRACE tempest.common.ssh

....

2014-02-11 04:15:13.636 | ____ ____ ____
2014-02-11 04:15:13.636 | / __/ __ ____ ____ / __ \/ __/
2014-02-11 04:15:13.636 | / /__ / // __// __// /_/ /\ \
2014-02-11 04:15:13.636 | \___//_//_/ /_/ \____/___/
2014-02-11 04:15:13.636 | http://cirros-cloud.net
2014-02-11 04:15:13.636 |
2014-02-11 04:15:13.636 |
2014-02-11 04:15:13.636 | login as 'cirros' user. default password: 'cubswin:)'. use 'sudo' for root.
2014-02-11 04:15:13.636 | cirros login:
2014-02-11 04:15:13.636 | }}}
2014-02-11 04:15:13.637 |
2014-02-11 04:15:13.637 | Traceback (most recent call last):
2014-02-11 04:15:13.637 | File "tempest/scenario/test_cross_tenant_connectivity.py", line 481, in test_cross_tenant_traffic
2014-02-11 04:15:13.637 | self._verify_mac_addr(self.tenants[tenant_id])
2014-02-11 04:15:13.637 | File "tempest/scenario/test_cross_tenant_connectivity.py", line 462, in _verify_mac_addr
2014-02-11 04:15:13.637 | mac_addr = access_point_ssh.get_mac_address()
2014-02-11 04:15:13.637 | File "tempest/common/utils/linux/remote_client.py", line 95, in get_mac_address
2014-02-11 04:15:13.637 | return self.ssh_client.exec_command(cmd)
2014-02-11 04:15:13.637 | File "tempest/common/ssh.py", line 109, in exec_command
2014-02-11 04:15:13.637 | ssh = self._get_ssh_connection()
2014-02-11 04:15:13.637 | File "tempest/common/ssh.py", line 86, in _get_ssh_connection
2014-02-11 04:15:13.638 | password=self.password)
2014-02-11 04:15:13.638 | SSHTimeout: Connection to the 172.24.4.33 via SSH timed out.
2014-02-11 04:15:13.638 | User: cirros, Password: None