tree 501965adf0d9ad352320a2dd176857938d20dfd3
parent a4510360c1bdb36ff2438c95bf54f4fb00b20b66
author Stanislav Riazanov <sriazanov@mirantis.com> 1552423465 +0400
committer Stanislav Riazanov <sriazanov@mirantis.com> 1552562668 +0400

Fix logic for ipflush_onchange and restart_on_ipflush

Old logic for ipflush_onchange and restart_on_ipflush restored
for backward compatibility according readme and name semantics.

New pillar option introduced: ifdown_before_changes
New logic for PROD-22473 bug wraped in it
It should be disable in devcloud deployment due to
ifdown will not be executed correctly while interface configuration
is missing in /etc/network/interfaces, until configuration state happens

Related prod: PROD-28458 (PROD:28458)

Change-Id: Ib3263accde3d902fec98bd8676db29ff2812e7e2