2018-07-11 11:00:03.675 24674 INFO keystone.common.token_utils [-] Starting key rotation with 2 key files: ['/var/lib/keystone/fernet-keys/0', '/var/lib/keystone/fernet-keys/1']
2018-07-11 11:00:03.695 24674 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-07-11 11:00:03.697 24674 INFO keystone.common.token_utils [-] Current primary key is: 1
2018-07-11 11:00:03.698 24674 INFO keystone.common.token_utils [-] Next primary key will be: 2
2018-07-11 11:00:03.714 24674 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 2
2018-07-11 11:00:03.731 24674 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-07-11 12:00:05.050 5081 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']
2018-07-11 12:00:05.069 5081 INFO keystone.common.token_utils [-] Created a new temporary key: /var/lib/keystone/fernet-keys/0.tmp
2018-07-11 12:00:05.070 5081 INFO keystone.common.token_utils [-] Current primary key is: 2
2018-07-11 12:00:05.071 5081 INFO keystone.common.token_utils [-] Next primary key will be: 3
2018-07-11 12:00:05.084 5081 INFO keystone.common.token_utils [-] Promoted key 0 to be the primary: 3
2018-07-11 12:00:05.099 5081 INFO keystone.common.token_utils [-] Become a valid new key: /var/lib/keystone/fernet-keys/0
2018-07-11 12:00:05.100 5081 INFO keystone.common.token_utils [-] Excess key to purge: /var/lib/keystone/fernet-keys/1
