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Proper error handling for SEARCH and FETCH failures from the server

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SEARCH and FETCH were never checking that the IMAP server actually
returned OK. Throw OfflineImapErrors at severity FOLDER in case one of
them fails.

Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de>
Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>
This commit is contained in:
Sebastian Spaeth 2011-08-18 09:08:56 +02:00 committed by Nicolas Sebrecht
parent f755c8b423
commit 3302940382
1 changed files with 16 additions and 3 deletions
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19
offlineimap/folder/IMAP.py
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@ -144,15 +144,28 @@ class IMAPFolder(BaseFolder):
search_cond += ")"
res_type, res_data = imapobj.search(None, search_cond)
# Result UIDs seperated by space, coalesce into ranges
messagesToFetch = imaputil.uid_sequence(res_data.split())
if not messagesToFetch:
if res_type != 'OK':
raise OfflineImapError("SEARCH in folder [%s]%s failed. "
"Search string was '%s'. Server responded '[%s] %s'" % (
self.getrepository(), self,
search_cond, res_type, res_data),
OfflineImapError.ERROR.FOLDER)
# Result UIDs are seperated by space, coalesce into ranges
msgsToFetch = imaputil.uid_sequence(res_data.split())
if not msgsToFetch:
return # No messages to sync
# Get the flags and UIDs for these. single-quotes prevent
# imaplib2 from quoting the sequence.
res_type, response = imapobj.fetch("'%s'" % msgsToFetch,
'(FLAGS UID)')
if res_type != 'OK':
raise OfflineImapError("FETCHING UIDs in folder [%s]%s failed. "
"Server responded '[%s] %s'" % (
self.getrepository(), self,
res_type, response),
OfflineImapError.ERROR.FOLDER)
finally:
self.imapserver.releaseconnection(imapobj)