Running python scripts with postfix

cool_script.py

# Be sure to chmod +x

#!/usr/bin/env python

import email
import json
import sys
import requests


def walk(stdin_data):
    """Prepend alert to all parts of the message."""
    root_message = email.message_from_string(stdin_data)
    if root_message.is_multipart():
        for payload in root_message.get_payload():
	    body = payload.get_payload()
            break
    else:
        body = root_message.get_payload()

    email_header = root_message.walk().next()
    subject = str(email_header['Subject'])
    from_email = str(email_header['From'])
    data = {'subject': subject, 'body': body, 'from': from_email}
    url = 'http://intranet.hivelocity.net/qa/forwarding/'
    headers = {'content-type': 'application/json'}
    r = requests.post(url, data=json.dumps(data), headers=headers)

    # For debugging
    f = open('/tmp/ids_logs.txt', 'a')
    f.write(str(r))
    f.close()


def main():
    stdin_data = sys.stdin.read()
    walk(stdin_data)


if __name__ == '__main__':
    main()

etc aliases

# See man 5 aliases for format
postmaster:    root
cool:  "|/var/scripts/cool_script.py"
sweet:  "|/var/scripts/sweet_script.py"

etc postfix virtual

cool@mydomain.net from_cool
sweet@mydomain.net from_sweet