def gmail_initial_sync(crispin_client, db_session, log, folder_name,
shared_state, local_uids, uid_download_stack):
remote_g_metadata = get_g_metadata(crispin_client, db_session, log,
folder_name, local_uids,
shared_state['syncmanager_lock'])
remote_uids = sorted(remote_g_metadata.keys(), key=int)
log.info("Found {0} UIDs for folder {1}".format(len(remote_uids),
folder_name))
if folder_name == crispin_client.folder_names()['all']:
log.info("Already have {0} UIDs".format(len(local_uids)))
with shared_state['syncmanager_lock']:
log.debug("gmail_initial_sync grabbed syncmanager_lock")
deleted_uids = remove_deleted_uids(
crispin_client.account_id, db_session, log, folder_name,
local_uids, remote_uids)
local_uids = set(local_uids) - deleted_uids
unknown_uids = set(remote_uids) - local_uids
if folder_name == crispin_client.folder_names()['inbox']:
# We don't do an initial dedupe for Inbox because we do thread
# expansion, which means even if we have a given msgid downloaded, we
# miiight not have the whole thread. This means that restarts cause
# duplicate work, but hopefully these folders aren't too huge.
message_download_stack = LifoQueue()
flags = crispin_client.flags(unknown_uids)
for uid in unknown_uids:
if uid in flags:
message_download_stack.put(
GMessage(uid, remote_g_metadata[uid], flags[uid].flags,
flags[uid].labels))
new_uid_poller = spawn(check_new_g_thrids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name, log,
message_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_threads(crispin_client, db_session, log, folder_name,
message_download_stack,
shared_state['status_cb'],
shared_state['syncmanager_lock'])
elif folder_name in uid_download_folders(crispin_client):
full_download = deduplicate_message_download(
crispin_client, db_session, log, shared_state['syncmanager_lock'],
remote_g_metadata, unknown_uids)
add_uids_to_stack(full_download, uid_download_stack)
new_uid_poller = spawn(check_new_uids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name,
log, uid_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_uids(crispin_client, db_session, log, folder_name,
uid_download_stack, len(local_uids),
len(remote_uids), shared_state['status_cb'],
shared_state['syncmanager_lock'],
gmail_download_and_commit_uids,
create_gmail_message)
else:
raise MailsyncError(
"Unknown Gmail sync folder: {}".format(folder_name))
# Complete X-GM-MSGID mapping is no longer needed after initial sync.
rm_cache(remote_g_metadata_cache_file(crispin_client.account_id,
folder_name))
new_uid_poller.kill()
def gmail_initial_sync(crispin_client, db_session, log, folder_name,
shared_state, local_uids, uid_download_stack):
remote_g_metadata = get_g_metadata(crispin_client, db_session, log,
folder_name, local_uids,
shared_state['syncmanager_lock'])
remote_uids = sorted(remote_g_metadata.keys(), key=int)
log.info("Found {0} UIDs for folder {1}".format(len(remote_uids),
folder_name))
if folder_name == crispin_client.folder_names()['all']:
log.info("Already have {0} UIDs".format(len(local_uids)))
with shared_state['syncmanager_lock']:
log.debug("gmail_initial_sync grabbed syncmanager_lock")
deleted_uids = remove_deleted_uids(
crispin_client.account_id, db_session, log, folder_name,
local_uids, remote_uids)
local_uids = set(local_uids) - deleted_uids
unknown_uids = set(remote_uids) - local_uids
# folders that don't get thread expanded
uid_download_folders = [crispin_client.folder_names()[tag] for tag in
('trash', 'spam', 'all') if tag in
crispin_client.folder_names()]
if folder_name == crispin_client.folder_names()['inbox']:
# We don't do an initial dedupe for Inbox because we do thread
# expansion, which means even if we have a given msgid downloaded, we
# miiight not have the whole thread. This means that restarts cause
# duplicate work, but hopefully these folders aren't too huge.
message_download_stack = LifoQueue()
flags = crispin_client.flags(unknown_uids)
for uid in unknown_uids:
if uid in flags:
message_download_stack.put(
GMessage(uid, remote_g_metadata[uid], flags[uid].flags,
flags[uid].labels))
new_uid_poller = spawn(check_new_g_thrids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name, log,
message_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_threads(crispin_client, db_session, log, folder_name,
message_download_stack,
shared_state['status_cb'],
shared_state['syncmanager_lock'])
elif folder_name in uid_download_folders:
full_download = deduplicate_message_download(
crispin_client, db_session, log, shared_state['syncmanager_lock'],
remote_g_metadata, unknown_uids)
add_uids_to_stack(full_download, uid_download_stack)
new_uid_poller = spawn(check_new_uids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name,
log, uid_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_uids(crispin_client, db_session, log, folder_name,
uid_download_stack, len(local_uids),
len(remote_uids), shared_state['status_cb'],
shared_state['syncmanager_lock'],
gmail_download_and_commit_uids,
create_gmail_message)
else:
raise MailsyncError(
"Unknown Gmail sync folder: {}".format(folder_name))
# Complete X-GM-MSGID mapping is no longer needed after initial sync.
rm_cache(remote_g_metadata_cache_file(crispin_client.account_id,
folder_name))
new_uid_poller.kill()
def gmail_initial_sync(crispin_client, db_session, log, folder_name,
shared_state, local_uids, uid_download_stack, c):
remote_g_metadata = get_g_metadata(crispin_client, db_session, log,
folder_name, local_uids,
shared_state['syncmanager_lock'], c)
remote_uids = sorted(remote_g_metadata.keys(), key=int)
log.info("Found {0} UIDs for folder {1}".format(len(remote_uids),
folder_name))
if folder_name == crispin_client.folder_names(c)['all']:
log.info("Already have {0} UIDs".format(len(local_uids)))
deleted_uids = remove_deleted_uids(
crispin_client.account_id, db_session, log, folder_name,
local_uids, remote_uids, shared_state['syncmanager_lock'], c)
local_uids = set(local_uids) - deleted_uids
unknown_uids = set(remote_uids) - local_uids
if folder_name != crispin_client.folder_names(c)['all']:
# We don't do an initial dedupe for non-All Mail folders because
# we do thread expansion, which means even if we have a given msgid
# downloaded, we miiight not have the whole thread. This means that
# restarts cause duplicate work, but hopefully these folders aren't
# too huge.
message_download_stack = LifoQueue()
flags = crispin_client.flags(unknown_uids, c)
for uid in unknown_uids:
if uid in flags:
message_download_stack.put(
GMessage(uid, remote_g_metadata[uid], flags[uid].flags,
flags[uid].labels))
new_uid_poller = spawn(check_new_g_thrids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name, log,
message_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_threads(crispin_client, db_session, log, folder_name,
message_download_stack,
shared_state['status_cb'],
shared_state['syncmanager_lock'], c)
else:
full_download = deduplicate_message_download(
crispin_client, db_session, log, remote_g_metadata, unknown_uids,
c)
add_uids_to_stack(full_download, uid_download_stack)
new_uid_poller = spawn(check_new_uids, crispin_client.account_id,
crispin_client.PROVIDER, folder_name,
log, uid_download_stack,
shared_state['poll_frequency'],
shared_state['syncmanager_lock'])
download_queued_uids(crispin_client, db_session, log, folder_name,
uid_download_stack, len(local_uids),
len(remote_uids), shared_state['status_cb'],
shared_state['syncmanager_lock'],
gmail_download_and_commit_uids,
account.create_gmail_message, c)
# Complete X-GM-MSGID mapping is no longer needed after initial sync.
rm_cache(remote_g_metadata_cache_file(crispin_client.account_id,
folder_name))
new_uid_poller.kill()