Comment 4 for bug 1374349

Reproduced on ISO #112

"build_id": "2014-11-17_22-00-23",
"ostf_sha": "82465a94eed4eff1fc8d8e1f2fb7e9993c22f068",
"build_number": "112",
"auth_required": true,
"api": "1.0",
"nailgun_sha": "da81b8f6812e39582be8162f87252f93e043fa34",
"production": "docker",
"fuelmain_sha": "e556f0e1b00c30ec5c4b374ca2878c047c8686c2",
"astute_sha": "65eb911c38afc0e23d187772f9a05f703c685896",
"feature_groups": ["mirantis"],
"release": "6.0", "release_versions": {"2014.2-6.0": {"VERSION": {"build_id": "2014-11-17_22-00-23", "ostf_sha": "82465a94eed4eff1fc8d8e1f2fb7e9993c22f068", "build_number": "112", "api": "1.0", "nailgun_sha": "da81b8f6812e39582be8162f87252f93e043fa34", "production": "docker", "fuelmain_sha": "e556f0e1b00c30ec5c4b374ca2878c047c8686c2", "astute_sha": "65eb911c38afc0e23d187772f9a05f703c685896", "feature_groups": ["mirantis"], "release": "6.0", "fuellib_sha": "8a0ceff90777af75a3f9363a57185e608f3ee10d"}}},
"fuellib_sha": "8a0ceff90777af75a3f9363a57185e608f3ee10d"

1. Create new environment (CentOS, simple mode)
2. Choose nova-network, flat manager
3. Choose both Ceph
4. Choose rados
5. Add 1 controller, 1 compute, 3 ceph
6. Start deployment. It was successful
7. Start OSTF tests. It was successful
8. But there are many errors on controller (node-1) in /var/log/keystone/keystone-all.log:

2014-11-18 11:40:53.936 21487 ERROR keystoneclient.common.cms [-] Signing error: Error opening signer certificate /etc/keystone/ssl/certs/signing_cert.pem
2014-11-18 11:40:53.939 21487 ERROR keystoneclient.common.cms [-] Signing error: Unable to load certificate - ensure you have configured PKI with "keystone-manage pki_setup"
2014-11-18 11:40:53.940 21487 ERROR keystone.common.wsgi [-] Command 'openssl' returned non-zero exit status 3