def get_g_metadata(crispin_client, db_session, log, folder_name, uids,
syncmanager_lock):
assert folder_name == crispin_client.selected_folder_name, \
"crispin selected folder isn't as expected"
account_id = crispin_client.account_id
remote_g_metadata = None
update_uid_count = 0
saved_folder_info = account.get_folder_info(account_id,
db_session, folder_name)
if saved_folder_info is not None:
# If there's no cached validity we probably haven't run before.
sync_type = 'resumed'
remote_g_metadata, update_uid_count = retrieve_saved_g_metadata(
crispin_client, db_session, log, folder_name, uids,
saved_folder_info, syncmanager_lock)
if remote_g_metadata is None:
sync_type = 'new'
remote_g_metadata = crispin_client.g_metadata(
crispin_client.all_uids())
set_cache(remote_g_metadata_cache_file(account_id, folder_name),
remote_g_metadata)
# Save highestmodseq that corresponds to the saved g_metadata.
account.update_folder_info(account_id, db_session, folder_name,
crispin_client.selected_uidvalidity,
crispin_client.selected_highestmodseq)
db_session.commit()
return remote_g_metadata, (sync_type, update_uid_count)
def condstore_imap_initial_sync(crispin_client, log, folder_name, shared_state,
local_uids, uid_download_stack, msg_create_fn):
with session_scope(ignore_soft_deletes=False) as db_session:
saved_folder_info = account.get_folder_info(crispin_client.account_id,
db_session, folder_name)
if saved_folder_info is None:
assert (crispin_client.selected_uidvalidity is not None
and crispin_client.selected_highestmodseq is not None)
account.update_folder_info(crispin_client.account_id, db_session,
folder_name,
crispin_client.selected_uidvalidity,
crispin_client.selected_highestmodseq)
check_flags(crispin_client, db_session, log, folder_name, local_uids,
shared_state['syncmanager_lock'])
return imap_initial_sync(crispin_client,
log,
folder_name,
shared_state,
local_uids,
uid_download_stack,
msg_create_fn,
spawn_flags_refresh_poller=False)
def get_g_metadata(crispin_client, log, folder_name, uids, syncmanager_lock):
assert folder_name == crispin_client.selected_folder_name, \
"crispin selected folder isn't as expected"
account_id = crispin_client.account_id
remote_g_metadata = None
update_uid_count = 0
with session_scope(ignore_soft_deletes=False) as db_session:
saved_folder_info = account.get_folder_info(
account_id, db_session, folder_name)
saved_highestmodseq = or_none(saved_folder_info, lambda i:
i.highestmodseq)
if saved_highestmodseq is not None:
# If there's no cached validity we probably haven't run before.
remote_g_metadata, update_uid_count = retrieve_saved_g_metadata(
crispin_client, log, folder_name, uids,
saved_highestmodseq, syncmanager_lock)
if remote_g_metadata is None:
remote_g_metadata = crispin_client.g_metadata(
crispin_client.all_uids())
set_cache(remote_g_metadata_cache_file(account_id, folder_name),
remote_g_metadata)
# Save highestmodseq that corresponds to the saved g_metadata.
with session_scope(ignore_soft_deletes=False) as db_session:
account.update_folder_info(account_id, db_session, folder_name,
crispin_client.selected_uidvalidity,
crispin_client.selected_highestmodseq)
db_session.commit()
return remote_g_metadata, update_uid_count
def highestmodseq_update(crispin_client, log, folder_name, last_highestmodseq,
highestmodseq_fn, syncmanager_lock):
account_id = crispin_client.account_id
new_highestmodseq = crispin_client.selected_highestmodseq
new_uidvalidity = crispin_client.selected_uidvalidity
log.info('starting highestmodseq update',
current_highestmodseq=new_highestmodseq)
changed_uids = crispin_client.new_and_updated_uids(last_highestmodseq)
remote_uids = crispin_client.all_uids()
local_uids = None
if changed_uids:
with session_scope(ignore_soft_deletes=False) as db_session:
local_uids = account.all_uids(account_id, db_session, folder_name)
new, updated = new_or_updated(changed_uids, local_uids)
log.info(new_uid_count=len(new), updated_uid_count=len(updated))
local_uids += new
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
with session_scope(ignore_soft_deletes=False) as db_session:
deleted_uids = remove_deleted_uids(account_id, db_session, log,
folder_name, local_uids,
remote_uids)
local_uids = set(local_uids) - deleted_uids
update_metadata(crispin_client, log, folder_name, updated,
syncmanager_lock)
with session_scope(ignore_soft_deletes=False) as db_session:
update_uid_counts(db_session, log, account_id, folder_name,
remote_uid_count=len(remote_uids),
download_uid_count=len(new),
update_uid_count=len(updated),
delete_uid_count=len(deleted_uids))
highestmodseq_fn(crispin_client, log, folder_name, new,
updated, syncmanager_lock)
else:
log.info("No new or updated messages")
with session_scope(ignore_soft_deletes=False) as db_session:
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
if local_uids is None:
local_uids = account.all_uids(
account_id, db_session, folder_name)
deleted_uids = remove_deleted_uids(crispin_client.account_id,
db_session, log, folder_name,
local_uids, remote_uids)
update_uid_counts(db_session, log, account_id, folder_name,
remote_uid_count=len(remote_uids),
delete_uid_count=len(deleted_uids))
account.update_folder_info(account_id, db_session, folder_name,
new_uidvalidity, new_highestmodseq)
db_session.commit()
def highestmodseq_update(crispin_client, db_session, log, folder_name,
last_highestmodseq, highestmodseq_fn,
syncmanager_lock):
account_id = crispin_client.account_id
new_highestmodseq = crispin_client.selected_highestmodseq
new_uidvalidity = crispin_client.selected_uidvalidity
log.info("Starting highestmodseq update on {} (current HIGHESTMODSEQ: {})"
.format(folder_name, new_highestmodseq))
local_uids = account.all_uids(account_id, db_session, folder_name)
changed_uids = crispin_client.new_and_updated_uids(last_highestmodseq)
remote_uids = crispin_client.all_uids()
if changed_uids:
new, updated = new_or_updated(changed_uids, local_uids)
log.info("{0} new and {1} updated UIDs".format(len(new), len(updated)))
local_uids += new
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
deleted_uids = remove_deleted_uids(account_id, db_session, log,
folder_name, local_uids,
remote_uids)
local_uids = set(local_uids) - deleted_uids
update_metadata(crispin_client, db_session, log, folder_name,
updated, syncmanager_lock)
update_uid_counts(db_session, log, account_id, folder_name,
remote_uid_count=len(remote_uids),
download_uid_count=len(new),
update_uid_count=len(updated),
delete_uid_count=len(deleted_uids))
highestmodseq_fn(crispin_client, db_session, log, folder_name,
changed_uids, local_uids, syncmanager_lock)
else:
log.info("No new or updated messages")
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
remove_deleted_uids(crispin_client.account_id, db_session, log,
folder_name, local_uids, remote_uids)
account.update_folder_info(account_id, db_session, folder_name,
new_uidvalidity, new_highestmodseq)
db_session.commit()
def condstore_imap_initial_sync(crispin_client, log, folder_name,
shared_state, local_uids, uid_download_stack,
msg_create_fn):
with session_scope(ignore_soft_deletes=False) as db_session:
saved_folder_info = account.get_folder_info(crispin_client.account_id,
db_session, folder_name)
if saved_folder_info is None:
assert (crispin_client.selected_uidvalidity is not None and
crispin_client.selected_highestmodseq is not None)
account.update_folder_info(crispin_client.account_id, db_session,
folder_name,
crispin_client.selected_uidvalidity,
crispin_client.selected_highestmodseq)
check_flags(crispin_client, db_session, log, folder_name, local_uids,
shared_state['syncmanager_lock'])
return imap_initial_sync(crispin_client, log, folder_name,
shared_state, local_uids, uid_download_stack,
msg_create_fn, spawn_flags_refresh_poller=False)
def highestmodseq_update(crispin_client, log, folder_name, last_highestmodseq,
highestmodseq_fn, syncmanager_lock):
account_id = crispin_client.account_id
new_highestmodseq = crispin_client.selected_highestmodseq
new_uidvalidity = crispin_client.selected_uidvalidity
log.info('starting highestmodseq update',
current_highestmodseq=new_highestmodseq)
changed_uids = crispin_client.new_and_updated_uids(last_highestmodseq)
remote_uids = crispin_client.all_uids()
local_uids = None
if changed_uids:
with session_scope(ignore_soft_deletes=False) as db_session:
local_uids = account.all_uids(account_id, db_session, folder_name)
new, updated = new_or_updated(changed_uids, local_uids)
log.info(new_uid_count=len(new), updated_uid_count=len(updated))
local_uids += new
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
with session_scope(ignore_soft_deletes=False) as db_session:
deleted_uids = remove_deleted_uids(account_id, db_session, log,
folder_name, local_uids,
remote_uids)
local_uids = set(local_uids) - deleted_uids
update_metadata(crispin_client, log, folder_name, updated,
syncmanager_lock)
with session_scope(ignore_soft_deletes=False) as db_session:
update_uid_counts(db_session,
log,
account_id,
folder_name,
remote_uid_count=len(remote_uids),
download_uid_count=len(new),
update_uid_count=len(updated),
delete_uid_count=len(deleted_uids))
highestmodseq_fn(crispin_client, log, folder_name, new, updated,
syncmanager_lock)
else:
log.info("No new or updated messages")
with session_scope(ignore_soft_deletes=False) as db_session:
with syncmanager_lock:
log.debug("highestmodseq_update acquired syncmanager_lock")
if local_uids is None:
local_uids = account.all_uids(account_id, db_session,
folder_name)
deleted_uids = remove_deleted_uids(crispin_client.account_id,
db_session, log, folder_name,
local_uids, remote_uids)
update_uid_counts(db_session,
log,
account_id,
folder_name,
remote_uid_count=len(remote_uids),
delete_uid_count=len(deleted_uids))
account.update_folder_info(account_id, db_session, folder_name,
new_uidvalidity, new_highestmodseq)
db_session.commit()
