| """ | |
| Email message and email sending related helper functions. | |
| """ | |
| import socket | |
| # Cache the hostname, but do it lazily: socket.getfqdn() can take a couple of | |
| # seconds, which slows down the restart of the server. | |
| class CachedDnsName(object): | |
| def __str__(self): | |
| return self.get_fqdn() | |
| def get_fqdn(self): | |
| if not hasattr(self, '_fqdn'): | |
| self._fqdn = socket.getfqdn() | |
| return self._fqdn | |
| DNS_NAME = CachedDnsName() |