OSTF tests vCenter: Check network connectivity have failed

[okosse]

Step for reproduse:
1. Create a new OpenStack environment in dual hypervisors mode
2. Add a nodes as controller (no other nodes)
3. After deploy run OSTF tests

Obtained result:
OSTF tests "vCenter: Check network connectivity from instance without floating IP" and "vCenter: Check network connectivity from instance via floating IP" failed with error "Instance is not reachable by IP. Please refer to OpenStack logs for more details."

--------iso version--------------
api: '1.0'
astute_sha: 93e427ac49109fa3fd8b0e1d0bb3d14092be2e8c
auth_required: true
build_id: 2015-03-17_14-56-03
build_number: '203'
feature_groups:
- mirantis
fuellib_sha: 0166d1430f2f85bf8f05bb6bcedc57f816f16d9c
fuelmain_sha: 188e6536bfbe31a297be9c8c327f0b127eeca6d8
nailgun_sha: 09a847619f99900b49853220369aa6b5f1b563de
ostf_sha: bf5cf60cee2cc20e5914436ca8a3efbb5f510f64
production: docker
python-fuelclient_sha: 2509c9b72cdcdbe46c141685a99b03cd934803be
release: '6.1'
release_versions:
  2014.2-6.1:
    VERSION:
      api: '1.0'
      astute_sha: 93e427ac49109fa3fd8b0e1d0bb3d14092be2e8c
      build_id: 2015-03-17_14-56-03
      build_number: '203'
      feature_groups:
      - mirantis
      fuellib_sha: 0166d1430f2f85bf8f05bb6bcedc57f816f16d9c
      fuelmain_sha: 188e6536bfbe31a297be9c8c327f0b127eeca6d8
      nailgun_sha: 09a847619f99900b49853220369aa6b5f1b563de
      ostf_sha: bf5cf60cee2cc20e5914436ca8a3efbb5f510f64
      production: docker
      python-fuelclient_sha: 2509c9b72cdcdbe46c141685a99b03cd934803be
      release: '6.1'

[okosse (okosse)]

When using Dualhypervisors, The instance created on the QEMU, also can not access the Internet (8.8.8.8)

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/169343

[Alexander Arzhanov (aarzhanov)]

No problems with OSTF tests in 6.0.х.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/169343
Committed: https://git.openstack.org/cgit/stackforge/fuel-ostf/commit/?id=0d1547774e639ccddb3ad536165b74afd5925fe5
Submitter: Jenkins
Branch: master

commit 0d1547774e639ccddb3ad536165b74afd5925fe5
Author: Alexander Arzhanov <email address hidden>
Date: Tue Mar 31 17:36:22 2015 +0300

    Fix find host where nova-network works

    Now nova-network uses config with fake host(for HA)

    Change-Id: I9732b15b301094932c73ed2267c971a97644886c
    Closes-bug: #1433539

[OpenStack Infra (hudson-openstack)]

Related fix proposed to branch: master
Review: https://review.openstack.org/175765

[Olesia Tsvigun (otsvigun)]

Verified at fuel-6.1-329-2015-04-20_22-54-31.iso
OS: Ubuntu, Centos
api: '1.0'
astute_sha: bf1751a4fe0d912325e3b4af629126a59c1b2b51
auth_required: true
build_id: 2015-04-20_22-54-31
build_number: '329'
feature_groups:
- mirantis
fuellib_sha: b878f1ae8e1d4c6f2f463e810b1f8014df5b22a5
fuelmain_sha: 0c0e299dcc0276bb8262256148c6ee975857ee86
nailgun_sha: 69fca3bada96a48ab19b969621e5128390b7052e
openstack_version: 2014.2-6.1
ostf_sha: df8db1f48f03b18126ce5ec65317a1eb83a5a95f
production: docker
python-fuelclient_sha: b4f1ddffd5263489090b65e662173e9e11aafd94
release: '6.1'
release_versions:
  2014.2-6.1:
    VERSION:
      api: '1.0'
      astute_sha: bf1751a4fe0d912325e3b4af629126a59c1b2b51
      build_id: 2015-04-20_22-54-31
      build_number: '329'
      feature_groups:
      - mirantis
      fuellib_sha: b878f1ae8e1d4c6f2f463e810b1f8014df5b22a5
      fuelmain_sha: 0c0e299dcc0276bb8262256148c6ee975857ee86
      nailgun_sha: 69fca3bada96a48ab19b969621e5128390b7052e
      openstack_version: 2014.2-6.1
      ostf_sha: df8db1f48f03b18126ce5ec65317a1eb83a5a95f
      production: docker
      python-fuelclient_sha: b4f1ddffd5263489090b65e662173e9e11aafd94
      release: '6.1'

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/175765
Committed: https://git.openstack.org/cgit/stackforge/fuel-qa/commit/?id=5c5518e6f4b9907e7297627c3cd1b57d2d61f011
Submitter: Jenkins
Branch: master

commit 5c5518e6f4b9907e7297627c3cd1b57d2d61f011
Author: Oleksandr Kosse <email address hidden>
Date: Tue Apr 21 11:28:08 2015 +0300

    Correction of errors and remove FIXME

    Change-Id: I5708920951bb182e24768119873f457b64a3f5c5
    Related-bug: #1433539