73 lines
2.3 KiB
Python
Executable file
73 lines
2.3 KiB
Python
Executable file
#!/usr/bin/python
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#
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# lacre
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#
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# This file is part of the lacre source code.
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#
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# lacre is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# lacre source code is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with lacre source code. If not, see <http://www.gnu.org/licenses/>.
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#
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import email
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from email.policy import SMTPUTF8
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import sys
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import logging
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import lacre
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import lacre.config as conf
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from lacre.stats import time_logger
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conf.load_config()
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lacre.init_logging(conf.get_item('logging', 'config'))
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# This has to be executed *after* logging initialisation.
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import lacre.core as core
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LOG = logging.getLogger('lacre.py')
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def main():
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with time_logger('Message delivery', LOG):
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missing_params = conf.validate_config()
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config_file = conf.config_source()
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if missing_params:
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LOG.error(f"Aborting delivery! Following mandatory config parameters are missing in {config_file!r}: {missing_params}")
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sys.exit(lacre.EX_CONFIG)
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delivered = False
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try:
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# Read e-mail from stdin, parse it
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raw = sys.stdin.read()
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raw_message = email.message_from_string(raw, policy=SMTPUTF8)
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from_addr = raw_message['From']
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# Read recipients from the command-line
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to_addrs = sys.argv[1:]
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# Let's start
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core.deliver_message(raw_message, from_addr, to_addrs)
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delivered = True
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except:
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LOG.exception('Could not handle message')
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if not delivered:
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# It seems we weren't able to deliver the message. In case it was
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# some silly message-encoding issue that shouldn't bounce the
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# message, we just try recoding the message body and delivering it.
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try:
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core.failover_delivery(raw_message, to_addrs, from_addr)
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except:
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LOG.exception('Failover delivery failed too')
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if __name__ == '__main__':
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main()
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