Comment 2 for bug 1538870

Reviewed: https://review.openstack.org/273340
Committed: https://git.openstack.org/cgit/openstack/kolla/commit/?id=6a38a9fe755672057f0ec474608218a0e41dfcbc
Submitter: Jenkins
Branch: master

commit 6a38a9fe755672057f0ec474608218a0e41dfcbc
Author: weiyu <email address hidden>
Date: Thu Jan 28 12:16:21 2016 +0800

    reset $(hostname) to $(hostname -s) in ceph extend_start.sh

    $(hostname) is Ceph Monitor name in extend_start.sh,
    {{ ansibe_hostanme }} is Ceph Monitor name in ceph.conf.
    $(hostname) not always equal to ansible_hostname , that
    makes ceph_mon container can't start.

    Closes-Bug: #1538870
    Change-Id: I312bf8d74c855aa4c72f12285e3092df96f60048