root@ip-172-31-30-169:/var/lib/juju/agents/unit-feed-14/charm# ./hooks/postgresql-relation-changed 
Traceback (most recent call last):
  File "./hooks/postgresql-relation-changed", line 19, in <module>
    main()
  File "/usr/local/lib/python3.5/dist-packages/charms/reactive/__init__.py", line 78, in main
    bus.dispatch()
  File "/usr/local/lib/python3.5/dist-packages/charms/reactive/bus.py", line 434, in dispatch
    _invoke(other_handlers)
  File "/usr/local/lib/python3.5/dist-packages/charms/reactive/bus.py", line 417, in _invoke
    handler.invoke()
  File "/usr/local/lib/python3.5/dist-packages/charms/reactive/bus.py", line 291, in invoke
    self._action(*args)
  File "/var/lib/juju/agents/unit-feed-14/charm/reactive/feed.py", line 209, in configure_webserver
    server_key(None, '/etc/ssl/star.creativedrive.com.key', user='root', group='root')
  File "lib/tlslib.py", line 63, in server_key
    copy2(source, destination)
  File "/usr/lib/python3.5/shutil.py", line 251, in copy2
    copyfile(src, dst, follow_symlinks=follow_symlinks)
  File "/usr/lib/python3.5/shutil.py", line 114, in copyfile
    with open(src, 'rb') as fsrc:
FileNotFoundError: [Errno 2] No such file or directory: 'easy-rsa/easyrsa3/pki/private/feed_14.key'
root@ip-172-31-30-169:/var/lib/juju/agents/unit-feed-14/charm#