Getting the following error when building due to outdated Python dependency in CentOS 6:
virtualbox-iso: Executing Ansible Galaxy: cd /tmp/packer-provisioner-ansible-local/5b58c872-3afa-c650-98a1-4b651eb4b4a4 && ansible-galaxy install -r /tmp/packer-provisioner-ansible-local/5b58c872-3afa-c650-98a1-4b651eb4b4a4/requirements.yml -p /tmp/packer-provisioner-ansible-local/5b58c872-3afa-c650-98a1-4b651eb4b4a4/roles
virtualbox-iso: [WARNING]: - geerlingguy.packer-rhel was NOT installed successfully: Failed to
virtualbox-iso: get data from the API server (https://galaxy.ansible.com/api/): Failed to
virtualbox-iso: validate the SSL certificate for galaxy.ansible.com:443. Make sure your managed
virtualbox-iso: systems have a valid CA certificate installed. If the website serving the url
virtualbox-iso: uses SNI you need python >= 2.7.9 on your managed machine (the python
virtualbox-iso: executable used (/usr/bin/python2.6) is version: 2.6.6 (r266:84292, Aug 18
virtualbox-iso: 2016, 15:13:37) [GCC 4.4.7 20120313 (Red Hat 4.4.7-17)]) or you can install the
virtualbox-iso: `urllib3`, `pyOpenSSL`, `ndg-httpsclient`, and `pyasn1` python modules to
virtualbox-iso: perform SNI verification in python >= 2.6. You can use validate_certs=False if
virtualbox-iso: you do not need to confirm the servers identity but this is unsafe and not
virtualbox-iso: recommended. Paths checked for this platform: /etc/ssl/certs, /etc/pki/ca-
virtualbox-iso: trust/extracted/pem, /etc/pki/tls/certs, /usr/share/ca-certificates/cacert.org,
virtualbox-iso: /etc/ansible. The exception msg was: hostname u'galaxy.ansible.com' doesn't
virtualbox-iso: match either of '*.c1e4.galaxy.openshiftapps.com',
virtualbox-iso: 'c1e4.galaxy.openshiftapps.com'.
virtualbox-iso: ERROR! - you can use --ignore-errors to skip failed roles and finish processing the list.