2018-06-13 11:00:02.162 27725 INFO keystone.common.token_utils [-] Starting key rotation with 2 key files: ['/var/lib/keystone/fernet-keys/0', '/var/lib/keystone/fernet-keys/1']
2018-06-13 11:00:02.171 27725 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-06-13 11:00:02.173 27725 INFO keystone.common.token_utils [-] Current primary key is: 1
2018-06-13 11:00:02.174 27725 INFO keystone.common.token_utils [-] Next primary key will be: 2
2018-06-13 11:00:02.182 27725 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 2
2018-06-13 11:00:02.189 27725 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-06-13 12:00:02.579 11309 INFO keystone.common.token_utils [-] Starting key rotation with 3 key files: ['/var/lib/keystone/fernet-keys/0', '/var/lib/keystone/fernet-keys/1', '/var/lib/keystone/fernet-keys/2']
2018-06-13 12:00:02.586 11309 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-06-13 12:00:02.587 11309 INFO keystone.common.token_utils [-] Current primary key is: 2
2018-06-13 12:00:02.587 11309 INFO keystone.common.token_utils [-] Next primary key will be: 3
2018-06-13 12:00:02.594 11309 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 3
2018-06-13 12:00:02.600 11309 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-06-13 12:00:02.601 11309 INFO keystone.common.token_utils [-] Excess key to purge: /var/lib/keystone/fernet-keys/1
