2018-06-12 18:00:03.851 28879 INFO keystone.common.token_utils [-] Starting key rotation with 2 key files: ['/var/lib/keystone/fernet-keys/0', '/var/lib/keystone/fernet-keys/1']
2018-06-12 18:00:03.865 28879 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-06-12 18:00:03.867 28879 INFO keystone.common.token_utils [-] Current primary key is: 1
2018-06-12 18:00:03.868 28879 INFO keystone.common.token_utils [-] Next primary key will be: 2
2018-06-12 18:00:03.881 28879 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 2
2018-06-12 18:00:03.893 28879 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-06-12 19:00:03.462 10343 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']
2018-06-12 19:00:03.474 10343 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-06-12 19:00:03.474 10343 INFO keystone.common.token_utils [-] Current primary key is: 2
2018-06-12 19:00:03.475 10343 INFO keystone.common.token_utils [-] Next primary key will be: 3
2018-06-12 19:00:03.488 10343 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 3
2018-06-12 19:00:03.500 10343 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-06-12 19:00:03.500 10343 INFO keystone.common.token_utils [-] Excess key to purge: /var/lib/keystone/fernet-keys/1
