[ostf] Check that required services are running + Check network connectivity failed

[Dmitry Belyaninov]

Detailed bug description:
[7.0]
run ceph_ha_restart test

Steps to reproduce:
        Scenario:
            1. Revert from ceph_ha
            2. Waiting up galera and cinder
            3. Check ceph status
            4. Run OSTF
            5. Destroy osd-node
            6. Check ceph status
            7. Run OSTF
            8. Destroy one compute node
            9. Check ceph status
            10. Run OSTF
            11. Cold restart
            12. Waiting up galera and cinder
            13. Run single OSTF - Create volume and attach it to instance
            14. Run OSTF
Expected results:
passed
Actual result:
failed
Reproducibility:
no data
Workaround:
no data
Impact:
swarm test failed
Description of the environment:
according to test
Additional information:
https://patching-ci.infra.mirantis.net/job/7.0.system_test.ubuntu.thread_3/18/console

[Vadim Rovachev (vrovachev)]

Reprouced on 7.0 Release:
https://patching-ci.infra.mirantis.net/job/7.0.system_test.ubuntu.thread_3/30/testReport/(root)/ceph_ha_restart/ceph_ha_restart/

[Dmitry Pyzhov (dpyzhov)]

Medium bugs are not backportable