keystone fernet prechecks fail

globals.conf
fernet_token_expiry: 86400

output from kolla-ansible prechecks

TASK [prechecks : Checking fernet_token_expiry in globals.yml. Update fernet_token_expiry to allowed value if this task fails _raw_params=grep '^[^#]*fernet_token_expiry:\s*\d*' "{{ CONFIG_DIR }}/globals.yml" | sed 's/[^0-9]*//g'] ***
fatal: [eselde02u32.mydomain.net -> localhost]: FAILED! => {"changed": false, "cmd": ["grep", "^[^#]*fernet_token_expiry:\\s*\\d*", "/etc/kolla/globals.yml", "|", "sed", "s/[^0-9]*//g"], "delta": "0:00:00.005368", "end": "2016-09-30 09:44:26.883299", "failed": true, "failed_when_result": true, "rc": 2, "start": "2016-09-30 09:44:26.877931", "stderr": "grep: |: No such file or directory\ngrep: sed: No such file or directory\ngrep: s/[^0-9]*//g: No such file or directory", "stdout": "/etc/kolla/globals.yml:fernet_token_expiry: 86400", "stdout_lines": ["/etc/kolla/globals.yml:fernet_token_expiry: 86400"], "warnings": []}