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mattermost: Handle duplicate dm-groups.

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Observed in the wild, cause unknown.

Partially fixes: #24131.

Co-authored-by: Mateusz Mandera <mateusz.mandera@zulip.com>
This commit is contained in:
Alex Vandiver
2024-08-19 21:03:17 +00:00
committed by Tim Abbott
parent 989d425023
commit c8c480baef
3 changed files with 18 additions and 9 deletions
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3
zerver/data_import/mattermost.py
View File

@@ -244,6 +244,9 @@ def convert_direct_message_group_data(
for direct_message_group in direct_message_group_data:
if len(direct_message_group["members"]) > 2:
direct_message_group_members = frozenset(direct_message_group["members"])
if direct_message_group_id_mapper.has(direct_message_group_members):
logging.info("Duplicate direct message group found in the export data. Skipping.")
continue
direct_message_group_id = direct_message_group_id_mapper.get(
direct_message_group_members
)

1
zerver/tests/fixtures/mattermost_fixtures/direct_channel/export.json vendored
View File

@@ -13,6 +13,7 @@
{"type":"post","post":{"team":"gryffindor","channel":"gryffindor-common-room","user":"harry","message":"Looks like this channel is empty","create_at":1553166567370,"reactions":[{"user":"ron","create_at":1553166584976,"emoji_name":"rocket"}],"replies":null,"attachments":[{"path":"20210622/teams/noteam/channels/mcrm7xee5bnpzn7u9ktsd91dwy/users/knq189b88fdxbdkeeasdynia4o/smaa5epsnp89tgjszzue1691ao/this is a file"}]}}
{"type":"direct_channel","direct_channel":{"members":["ron","harry"],"favorited_by":null,"header":""}}
{"type":"direct_channel","direct_channel":{"members":["ron","harry", "ginny"],"favorited_by":null,"header":""}}
{"type":"direct_channel","direct_channel":{"members":["harry","ron", "ginny"],"favorited_by":null,"header":""}}
{"type":"direct_post","direct_post":{"channel_members":["ron","harry"],"user":"ron","message":"hey harry","create_at":1566376137676,"flagged_by":null,"reactions":null,"replies":null,"attachments":[{"path":"20210622/teams/noteam/channels/mcrm7xee5bnpzn7u9ktsd91dwy/users/knq189b88fdxbdkeeasdynia4o/o3to4ezua3bajj31mzpkn96n5e/harry-ron.jpg"}]}}
{"type":"direct_post","direct_post":{"channel_members":["ron","harry"],"user":"harry","message":"what's up","create_at":1566376318568,"flagged_by":null,"reactions":null,"replies":null,"attachments":null}}
{"type":"direct_post","direct_post":{"channel_members":["ron","harry","ginny"],"user":"ginny","message":"Who is going to Hogsmeade this weekend?","create_at":1566376226493,"flagged_by":null,"reactions":null,"replies":null,"attachments":null}}

5
zerver/tests/test_mattermost_importer.py
View File

@@ -357,6 +357,7 @@ class MatterMostImporter(ZulipTestCase):
team_name=team_name,
)
with self.assertLogs(level="INFO") as mock_log:
zerver_huddle = convert_direct_message_group_data(
direct_message_group_data=mattermost_data["direct_channel"],
user_data_map=username_to_user,
@@ -379,6 +380,10 @@ class MatterMostImporter(ZulipTestCase):
),
{1, 2, 3},
)
self.assertEqual(
mock_log.output,
["INFO:root:Duplicate direct message group found in the export data. Skipping."],
)
def test_write_emoticon_data(self) -> None:
fixture_file_name = self.fixture_file_name("export.json", "mattermost_fixtures")