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authorTomás Touceda <chiiph@leap.se>2013-12-10 10:07:51 -0300
committerTomás Touceda <chiiph@leap.se>2013-12-10 10:07:51 -0300
commit6cde754952d6c2abf877c6216c9b4b6675209d3c (patch)
tree24085feeda485832036678531521b8d97f91f95e /src/leap/mx/mail_receiver.py
parent66abb4ed550ab7dccb73d5064777ea0c02187e25 (diff)
parentc0c66ed40b4953fdac2aea0f19ffa8748e2e8ccb (diff)
Merge branch 'release-0.3.5'0.3.5
Diffstat (limited to 'src/leap/mx/mail_receiver.py')
-rw-r--r--src/leap/mx/mail_receiver.py71
1 files changed, 46 insertions, 25 deletions
diff --git a/src/leap/mx/mail_receiver.py b/src/leap/mx/mail_receiver.py
index 3890eb2..c90dda9 100644
--- a/src/leap/mx/mail_receiver.py
+++ b/src/leap/mx/mail_receiver.py
@@ -105,7 +105,7 @@ class MailReceiver(Service):
:param pubkey: public key for the owner of the message
:type pubkey: str
:param message: message contents
- :type message: str
+ :type message: email.message.Message
:return: doc to sync with Soledad or None, None if something
went wrong.
@@ -116,16 +116,19 @@ class MailReceiver(Service):
"I know: %r" % (pubkey,))
return None
- doc = SoledadDocument(doc_id=str(pyuuid.uuid4()))
-
- encoding = get_email_charset(message.decode("utf8", "replace"),
- default=None)
+ # find message's encoding
+ message_as_string = message.as_string()
+ encoding = get_email_charset(
+ message_as_string.decode("utf8", "replace"),
+ default=None)
if encoding is None:
- result = chardet.detect(message)
+ result = chardet.detect(message_as_string)
encoding = result["encoding"]
- data = {'incoming': True, 'content': message}
+ doc = SoledadDocument(doc_id=str(pyuuid.uuid4()))
+ # store plain text if pubkey is not available
+ data = {'incoming': True, 'content': message_as_string}
if pubkey is None or len(pubkey) == 0:
doc.content = {
self.INCOMING_KEY: True,
@@ -134,7 +137,7 @@ class MailReceiver(Service):
}
return doc
- openpgp_key = None
+ # otherwise, encrypt
with openpgp.TempGPGWrapper(gpgbinary='/usr/bin/gpg') as gpg:
gpg.import_keys(pubkey)
key = gpg.list_keys().pop()
@@ -142,6 +145,15 @@ class MailReceiver(Service):
# dummy one, we just care about the import of the pubkey
openpgp_key = openpgp._build_key_from_gpg("dummy@mail.com", key, pubkey)
+ # add X-Leap-Provenance header if message is not encrypted
+ if message.get_content_type() != 'multipart/encrypted' and \
+ '-----BEGIN PGP MESSAGE-----' not in \
+ message_as_string:
+ message.add_header(
+ 'X-Leap-Provenance',
+ email.utils.formatdate(),
+ pubkey=openpgp_key.key_id)
+ data = {'incoming': True, 'content': message.as_string()}
doc.content = {
self.INCOMING_KEY: True,
ENC_SCHEME_KEY: EncryptionSchemes.PUBKEY,
@@ -254,20 +266,29 @@ class MailReceiver(Service):
defer.returnValue(None)
self._processing_skipped = True
- log.msg("Starting processing skipped mail...")
- log.msg("-"*50)
-
- for directory, recursive in self._directories:
- for root, dirs, files in os.walk(directory):
- for fname in files:
- fullpath = os.path.join(root, fname)
- fpath = filepath.FilePath(fullpath)
- yield self._step_process_mail_backend(fpath)
-
- if not recursive:
- break
+ try:
+ log.msg("Starting processing skipped mail...")
+ log.msg("-"*50)
+
+ for directory, recursive in self._directories:
+ for root, dirs, files in os.walk(directory):
+ for fname in files:
+ try:
+ fullpath = os.path.join(root, fname)
+ fpath = filepath.FilePath(fullpath)
+ yield self._step_process_mail_backend(fpath)
+ except Exception as e:
+ log.msg("Error processing skipped mail: %r" % \
+ (fullpath,))
+ log.err()
+ if not recursive:
+ break
+ except Exception as e:
+ log.msg("Error processing skipped mail")
+ log.err()
+ finally:
+ self._processing_skipped = False
- self._processing_skipped = False
log.msg("+"*50)
log.msg("Done processing skipped mail")
@@ -284,8 +305,8 @@ class MailReceiver(Service):
log.msg("Processing new mail at %r" % (filepath.path,))
with filepath.open("r") as f:
mail_data = f.read()
- mail = message_from_string(mail_data)
- uuid = self._get_owner(mail)
+ msg = message_from_string(mail_data)
+ uuid = self._get_owner(msg)
if uuid is None:
log.msg("Don't know how to deliver mail %r, skipping..." %
(filepath.path,))
@@ -297,12 +318,12 @@ class MailReceiver(Service):
defer.returnValue(None)
pubkey = yield self._users_cdb.getPubKey(uuid)
- if pubkey is None or len(pubkey):
+ if pubkey is None or len(pubkey) == 0:
log.msg("No public key, stopping the processing chain")
defer.returnValue(None)
log.msg("Encrypting message to %s's pubkey" % (uuid,))
- doc = yield self._encrypt_message(pubkey, mail_data)
+ doc = yield self._encrypt_message(pubkey, msg)
do_remove = yield self._export_message(uuid, doc)
yield self._conditional_remove(do_remove, filepath)