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idle: continue trying selecting the folder on OfflineImapError.Error

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Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>
This commit is contained in:
Nicolas Sebrecht 2015-03-18 23:09:34 +01:00
parent 0dfe57d0ca
commit 300f884c09
1 changed files with 12 additions and 7 deletions
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19
offlineimap/imapserver.py
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@ -710,9 +710,10 @@ class IdleThread(object):
ui.unregisterthread(currentThread()) #syncfolder registered the thread
def __idle(self):
"""Invoke IDLE mode until timeout or self.stop() is invoked"""
"""Invoke IDLE mode until timeout or self.stop() is invoked."""
def callback(args):
"""IDLE callback function invoked by imaplib2
"""IDLE callback function invoked by imaplib2.
This is invoked when a) The IMAP server tells us something
while in IDLE mode, b) we get an Exception (e.g. on dropped
@ -722,22 +723,26 @@ class IdleThread(object):
if exc_data is None and not self.stop_sig.isSet():
# No Exception, and we are not supposed to stop:
self.needsync = True
self.stop_sig.set() # continue to sync
self.stop_sig.set() # Continue to sync.
while not self.stop_sig.isSet():
self.needsync = False
success = False # successfully selected FOLDER?
success = False # Successfully selected FOLDER?
while not success:
imapobj = self.parent.acquireconnection()
try:
imapobj.select(self.folder)
except OfflineImapError as e:
if e.severity == OfflineImapError.ERROR.FOLDER_RETRY:
# Connection closed, release connection and retry
# Connection closed, release connection and retry.
self.ui.error(e, exc_info()[2])
self.parent.releaseconnection(imapobj, True)
elif e.severity == OfflineImapError.ERROR.FOLDER:
# Just continue the process on such error for now.
self.ui.error(e, exc_info()[2])
else:
# Stops future attempts to sync this account.
raise
else:
success = True
@ -747,7 +752,7 @@ class IdleThread(object):
self.ui.warn("IMAP IDLE not supported on server '%s'."
"Sleep until next refresh cycle."% imapobj.identifier)
imapobj.noop()
self.stop_sig.wait() # self.stop() or IDLE callback are invoked
self.stop_sig.wait() # self.stop() or IDLE callback are invoked.
try:
# End IDLE mode with noop, imapobj can point to a dropped conn.
imapobj.noop()
@ -759,7 +764,7 @@ class IdleThread(object):
self.parent.releaseconnection(imapobj)
if self.needsync:
# here not via self.stop, but because IDLE responded. Do
# Here not via self.stop, but because IDLE responded. Do
# another round and invoke actual syncing.
self.stop_sig.clear()
self.__dosync()