Removed nodes are not removed from /etc/hosts

[Maksym Strukov]

Steps:
1. Deploy cluster with default settings: 3 controller + 1 compute
2. Remove two controllers, re-deploy
3. Check records in /etc/hosts

Expected:
There are no records for removed nodes

Actual:
Records exists for removed nodes
root@node-2:~# cat /etc/hosts
# HEADER: This file was autogenerated at 2015-08-17 21:07:04 +0000
# HEADER: by puppet. While it can still be managed manually, it
# HEADER: is definitely not recommended.
127.0.0.1 localhost
::1 localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
10.109.16.3 public.fuel.local
10.109.17.3 node-2.test.domain.local node-2
10.109.17.4 node-1.test.domain.local node-1
10.109.17.6 node-6.test.domain.local node-6
10.109.17.5 node-5.test.domain.local node-5

Env:
{"build_id": "2015-08-14_17-24-26", "build_number": "176", "release_versions": {"2015.1.0-7.0": {"VERSION": {"build_id": "2015-08-14_17-24-26", "build_number": "176", "api": "1.0", "fuel-library_sha": "db1c04c9de65c8e107475967d86c7a5791ef3853", "nailgun_sha": "eaaf1233c613c6e08bcf99ee09ebb1bdb7dd4e31", "feature_groups": ["mirantis"], "fuel-nailgun-agent_sha": "e01693992d7a0304d926b922b43f3b747c35964c", "openstack_version": "2015.1.0-7.0", "fuel-agent_sha": "57145b1d8804389304cd04322ba0fb3dc9d30327", "production": "docker", "python-fuelclient_sha": "4c74a60aa60c06c136d9197c7d09fa4f8c8e2863", "astute_sha": "e24ca066bf6160bc1e419aaa5d486cad1aaa937d", "fuel-ostf_sha": "17786b86b78e5b66d2b1c15500186648df10c63d", "release": "7.0", "fuelmain_sha": "d8c726645be087bc67e2eeca134f0f9747cfeacd"}}}, "auth_required": true, "api": "1.0", "fuel-library_sha": "db1c04c9de65c8e107475967d86c7a5791ef3853", "nailgun_sha": "eaaf1233c613c6e08bcf99ee09ebb1bdb7dd4e31", "feature_groups": ["mirantis"], "fuel-nailgun-agent_sha": "e01693992d7a0304d926b922b43f3b747c35964c", "openstack_version": "2015.1.0-7.0", "fuel-agent_sha": "57145b1d8804389304cd04322ba0fb3dc9d30327", "production": "docker", "python-fuelclient_sha": "4c74a60aa60c06c136d9197c7d09fa4f8c8e2863", "astute_sha": "e24ca066bf6160bc1e419aaa5d486cad1aaa937d", "fuel-ostf_sha": "17786b86b78e5b66d2b1c15500186648df10c63d", "release": "7.0", "fuelmain_sha": "d8c726645be087bc67e2eeca134f0f9747cfeacd"}

[Alexander Bochkarev (abochkarev)]

It seems to me that is a duplicate - https://bugs.launchpad.net/fuel/+bug/1467655