While testing on netbsd 6.0, ansible setup failed with:
Traceback (most recent call last):
File \"/tmp/ansible_m2ieeq/ansible_module_setup.py\", line 134, in <module>
main()
File \"/tmp/ansible_m2ieeq/ansible_module_setup.py\", line 126, in main
data = get_all_facts(module)
File \"/tmp/ansible_m2ieeq/ansible_modlib.zip/ansible/module_utils/facts.py\", line 3609, in get_all_facts
File \"/tmp/ansible_m2ieeq/ansible_modlib.zip/ansible/module_utils/facts.py\", line 3552, in ansible_facts
File \"/tmp/ansible_m2ieeq/ansible_modlib.zip/ansible/module_utils/facts.py\", line 2500, in populate
File \"/tmp/ansible_m2ieeq/ansible_modlib.zip/ansible/module_utils/facts.py\", line 2584, in get_interfaces_info
File \"/tmp/ansible_m2ieeq/ansible_modlib.zip/ansible/module_utils/facts.py\", line 2644, in parse_inet_line
socket.error: illegal IP address string passed to inet_aton
The cause is having aliases on lo like this:
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 33184
inet 127.0.0.1 netmask 0xff000000
inet alias 127.1.1.1 netmask 0xff000000
So if the address is 'alias', we have to skip it.