From 31289cb156540a95dfe51737d9fd4e1a7393f2f2 Mon Sep 17 00:00:00 2001
From: Bruno Wagner Goncalves <bwagner@thoughtworks.com>
Date: Wed, 20 Aug 2014 15:43:50 -0300
Subject: Added setup.py and changed app to pixelated because it will be a
 package

---
 service/pixelated/bitmask_libraries/smtp.py | 81 +++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 service/pixelated/bitmask_libraries/smtp.py

(limited to 'service/pixelated/bitmask_libraries/smtp.py')

diff --git a/service/pixelated/bitmask_libraries/smtp.py b/service/pixelated/bitmask_libraries/smtp.py
new file mode 100644
index 00000000..f07a4838
--- /dev/null
+++ b/service/pixelated/bitmask_libraries/smtp.py
@@ -0,0 +1,81 @@
+import os
+import requests
+from .certs import which_bundle
+from leap.mail.smtp import setup_smtp_gateway
+import random
+
+
+class LeapSmtp(object):
+
+    SMTP_PORT = 2014
+
+    def __init__(self, provider, keymanager=None, leap_srp_session=None):
+        self._provider = provider
+        self._keymanager = keymanager
+        self._srp_session = leap_srp_session
+        self._hostname, self._port = self._discover_smtp_server()
+        self._smtp_port = None
+        self._smtp_service = None
+        self._twisted_port = 10000 + int(random.random() * 5000)
+
+    def smtp_info(self):
+        return ('localhost', LeapSmtp.SMTP_PORT)
+
+    def _discover_smtp_server(self):
+        json_data = self._provider.fetch_smtp_json()
+        hosts = json_data['hosts']
+        hostname = hosts.keys()[0]
+        host = hosts[hostname]
+
+        hostname = host['hostname']
+        port = host['port']
+
+        return hostname, port
+
+    def _download_client_certificates(self):
+        cert_path = self._client_cert_path()
+
+        if not os.path.exists(os.path.dirname(cert_path)):
+            os.makedirs(os.path.dirname(cert_path))
+
+        session = requests.session()
+        cert_url = '%s/%s/cert' % (self._provider.api_uri, self._provider.api_version)
+        cookies = {"_session_id": self._srp_session.session_id}
+
+        response = requests.get(cert_url, verify=which_bundle(self._provider), cookies=cookies, timeout=self._provider.config.timeout_in_s)
+        response.raise_for_status()
+
+        client_cert = response.content
+
+        with open(cert_path, 'w') as f:
+            f.write(client_cert)
+
+    def _client_cert_path(self):
+        return os.path.join(
+            self._provider.config.leap_home,
+            "providers",
+            self._provider.domain,
+            "keys", "client", "smtp.pem")
+
+    def start(self):
+        self._download_client_certificates()
+        cert_path = self._client_cert_path()
+        email = '%s@%s' % (self._srp_session.user_name, self._provider.domain)
+
+        self._smtp_service, self._smtp_port = setup_smtp_gateway(
+            port=(self._twisted_port),
+            userid=email,
+            keymanager=self._keymanager,
+            smtp_host=self._hostname.encode('UTF-8'),
+            smtp_port=self._port,
+            smtp_cert=cert_path,
+            smtp_key=cert_path,
+            encrypted_only=False
+        )
+
+    def stop(self):
+        if self._smtp_service is not None:
+            self._smtp_port.stopListening()
+            self._smtp_service.doStop()
+            self._smtp_port = None
+            self._smtp_service = None
-- 
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