Simplex - Fail to start VM in system without apparmor model

[hutianhao27]

Title
-----
Simplex - Fail to start VM in system without apparmor model.

Brief Description
--------
when deploying simplex in system without apparmor model, it’s failing to start VM.

Severity
--------
Low on Simplex: can’t start VM

Steps to Reproduce
------------------
Follow up https://docs.starlingx.io/installation_guide/latest/simplex.html, it’s failing to start VM for every installation attempt in system without apparmor model.

Expected Behavior
------------------
Start VM successfully.

Actual Behavior
----------------
Can’t start VM.

Reproducibility
---------------
100%

System Configuration
--------------------
Simplex

Branch/Pull Time/Commit
-----------------------
CENGN Master ISO: http://mirror.starlingx.cengn.ca/mirror/starlingx/master/centos/latest_build/outputs/iso/

Timestamp/Logs
--------------
Here is a console output:
Formatting '/var/lib/libvirt/images/simplex-controller-0-0.img', fmt=qcow2 size=644245094400 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Formatting '/var/lib/libvirt/images/simplex-controller-0-1.img', fmt=qcow2 size=214748364800 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Formatting '/var/lib/libvirt/images/simplex-controller-0-2.img', fmt=qcow2 size=214748364800 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Domain simplex-controller-0 defined from vms/simplex-controller-0.xml

error: Failed to start domain simplex-controller-0
error: unsupported configuration: Unable to find security driver for model apparmor

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/647682

[OpenStack Infra (hudson-openstack)]

Change abandoned by hutianhao27 ([e-mail]) on branch: master
Review: https://review.openstack.org/647682

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/647682
Committed: https://git.openstack.org/cgit/openstack/stx-tools/commit/?id=77c5b2f37d7aac1da799b8a740aa8204a9e6e236
Submitter: Zuul
Branch: master

commit 77c5b2f37d7aac1da799b8a740aa8204a9e6e236
Author: hutianhao <[e-mail]>
Date: Tue Mar 26 08:32:16 2019 +0000

    Modify install_packages.sh for system without apparmor model

    Add apparmor model to install_packages.sh for deploying simplex
    in system without apparmor model.

    Closes-Bug: 1821699

    Change-Id: Ia3dc596be53376822c6d9639ea9b506a9a5d178e
    Signed-off-by: hutianhao <[e-mail]>

[Ghada Khalil (gkhalil)]

Added stx.2.0 label since this is the release that includes the fix