#!/usr/bin/python3 import os import subprocess import confparser import imapclient import contextlib import backports.ssl def conf_boolean_postprocess(src): src = src.lower().strip() if src == 'true' or src == 'on' or src == '1': return True return False def conf_postprocess(conf): d = { 'imap.tls': conf_boolean_postprocess, 'imap.start_tls': conf_boolean_postprocess, 'imap.tls_nocheck_hostname': conf_boolean_postprocess, 'imap.tls_nocheck_ca': conf_boolean_postprocess, } return {key: d[key](value) if key in d else value for key, value in conf.items()} @contextlib.contextmanager def connect_to_imap(conf, password): cafile = conf.get('imap.tls_ca', None) if cafile: cafile = os.path.expanduser(cafile) ssl_context = imapclient.create_default_context(cafile=cafile) if conf.get('imap.tls_nocheck_hostname', False): # don't check if certificate hostname doesn't match target hostname ssl_context.check_hostname = False if conf.get('imap.tls_nocheck_ca', False): # don't check if the certificate is trusted by a certificate authority ssl_context.verify_mode = backports.ssl.CERT_NONE connection = imapclient.IMAPClient(host=conf.get('imap.server'), ssl=conf.get('imap.tls', True), ssl_context=ssl_context) if conf.get('imap.start_tls', False): connection.start_tls(ssl_context=ssl_context) print('connection succeed') connection.login(username=conf.get('imap.username'), password=password) print('successfuly logged') try: yield connection connection.logout() except (imapclient.AbortError, socket.error, socket.timeout, backports.ssl.SSLError, backports.ssl.CertificateError): raise else: connection.logout() #finally: # connection.shutdown() def main(): confpath = os.path.expanduser('~/temp/conf.cfg') conf = conf_postprocess(confparser.read_conf(confpath)) print('Read conf:', conf) password_command = conf.get('imap.password_command', None) if password_command: password = subprocess.check_output(password_command, shell=True) password = password.rstrip().decode('utf8') print('got pasword:', password) #connection = connect_to_imap(conf, password) with connect_to_imap(conf, password) as connection: print('entering idle mode') connection.idle() print('waiting for an event') result = connection.idle_check(timeout=10) print('result:', result) print('end of connection') main() # dev mode for now