mirror of https://github.com/zulip/zulip.git
1328 lines
58 KiB
Python
1328 lines
58 KiB
Python
import datetime
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import logging
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import os
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import ujson
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import shutil
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from boto.s3.connection import S3Connection
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from boto.s3.key import Key
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from bs4 import BeautifulSoup
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from django.conf import settings
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from django.db import connection
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from django.db.models import Max
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from django.utils.timezone import utc as timezone_utc, now as timezone_now
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from typing import Any, Dict, List, Optional, Set, Tuple, \
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Iterable, cast
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from analytics.models import RealmCount, StreamCount, UserCount
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from zerver.lib.actions import UserMessageLite, bulk_insert_ums, \
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do_change_plan_type, do_change_avatar_fields
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from zerver.lib.avatar_hash import user_avatar_path_from_ids
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from zerver.lib.bulk_create import bulk_create_users, bulk_set_users_or_streams_recipient_fields
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from zerver.lib.timestamp import datetime_to_timestamp
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from zerver.lib.export import DATE_FIELDS, \
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Record, TableData, TableName, Field, Path
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from zerver.lib.message import do_render_markdown
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from zerver.lib.bugdown import version as bugdown_version
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from zerver.lib.streams import render_stream_description
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from zerver.lib.upload import random_name, sanitize_name, \
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guess_type, BadImageError
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from zerver.lib.utils import generate_api_key, process_list_in_batches
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from zerver.lib.parallel import run_parallel
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from zerver.lib.server_initialization import server_initialized, create_internal_realm
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from zerver.models import UserProfile, Realm, Client, Huddle, Stream, \
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UserMessage, Subscription, Message, RealmEmoji, \
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RealmDomain, Recipient, get_user_profile_by_id, \
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UserPresence, UserActivity, UserActivityInterval, Reaction, \
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CustomProfileField, CustomProfileFieldValue, RealmAuditLog, \
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Attachment, get_system_bot, email_to_username, get_huddle_hash, \
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UserHotspot, MutedTopic, Service, UserGroup, UserGroupMembership, \
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BotStorageData, BotConfigData, DefaultStream, RealmFilter
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realm_tables = [("zerver_defaultstream", DefaultStream, "defaultstream"),
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("zerver_realmemoji", RealmEmoji, "realmemoji"),
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("zerver_realmdomain", RealmDomain, "realmdomain"),
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("zerver_realmfilter", RealmFilter, "realmfilter")] # List[Tuple[TableName, Any, str]]
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# ID_MAP is a dictionary that maps table names to dictionaries
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# that map old ids to new ids. We use this in
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# re_map_foreign_keys and other places.
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#
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# We explicitly initialize ID_MAP with the tables that support
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# id re-mapping.
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#
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# Code reviewers: give these tables extra scrutiny, as we need to
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# make sure to reload related tables AFTER we re-map the ids.
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ID_MAP: Dict[str, Dict[int, int]] = {
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'client': {},
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'user_profile': {},
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'huddle': {},
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'realm': {},
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'stream': {},
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'recipient': {},
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'subscription': {},
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'defaultstream': {},
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'reaction': {},
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'realmemoji': {},
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'realmdomain': {},
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'realmfilter': {},
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'message': {},
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'user_presence': {},
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'useractivity': {},
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'useractivityinterval': {},
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'usermessage': {},
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'customprofilefield': {},
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'customprofilefieldvalue': {},
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'attachment': {},
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'realmauditlog': {},
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'recipient_to_huddle_map': {},
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'userhotspot': {},
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'mutedtopic': {},
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'service': {},
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'usergroup': {},
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'usergroupmembership': {},
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'botstoragedata': {},
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'botconfigdata': {},
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'analytics_realmcount': {},
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'analytics_streamcount': {},
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'analytics_usercount': {},
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}
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id_map_to_list: Dict[str, Dict[int, List[int]]] = {
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'huddle_to_user_list': {},
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}
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path_maps: Dict[str, Dict[str, str]] = {
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'attachment_path': {},
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}
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def update_id_map(table: TableName, old_id: int, new_id: int) -> None:
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if table not in ID_MAP:
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raise Exception('''
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Table %s is not initialized in ID_MAP, which could
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mean that we have not thought through circular
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dependencies.
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''' % (table,))
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ID_MAP[table][old_id] = new_id
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def fix_datetime_fields(data: TableData, table: TableName) -> None:
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for item in data[table]:
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for field_name in DATE_FIELDS[table]:
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if item[field_name] is not None:
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item[field_name] = datetime.datetime.fromtimestamp(item[field_name], tz=timezone_utc)
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def fix_upload_links(data: TableData, message_table: TableName) -> None:
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"""
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Because the URLs for uploaded files encode the realm ID of the
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organization being imported (which is only determined at import
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time), we need to rewrite the URLs of links to uploaded files
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during the import process.
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"""
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for message in data[message_table]:
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if message['has_attachment'] is True:
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for key, value in path_maps['attachment_path'].items():
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if key in message['content']:
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message['content'] = message['content'].replace(key, value)
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if message['rendered_content']:
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message['rendered_content'] = message['rendered_content'].replace(key, value)
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def create_subscription_events(data: TableData, realm_id: int) -> None:
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"""
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When the export data doesn't contain the table `zerver_realmauditlog`,
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this function creates RealmAuditLog objects for `subscription_created`
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type event for all the existing Stream subscriptions.
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This is needed for all the export tools which do not include the
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table `zerver_realmauditlog` (Slack, Gitter, etc.) because the appropriate
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data about when a user was subscribed is not exported by the third-party
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service.
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"""
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all_subscription_logs = []
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# from bulk_add_subscriptions in lib/actions
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event_last_message_id = Message.objects.aggregate(Max('id'))['id__max']
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if event_last_message_id is None:
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event_last_message_id = -1
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event_time = timezone_now()
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recipient_id_to_stream_id = {
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d['id']: d['type_id']
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for d in data['zerver_recipient']
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if d['type'] == Recipient.STREAM
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}
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for sub in data['zerver_subscription']:
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recipient_id = sub['recipient_id']
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stream_id = recipient_id_to_stream_id.get(recipient_id)
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if stream_id is None:
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continue
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user_id = sub['user_profile_id']
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all_subscription_logs.append(RealmAuditLog(realm_id=realm_id,
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acting_user_id=user_id,
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modified_user_id=user_id,
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modified_stream_id=stream_id,
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event_last_message_id=event_last_message_id,
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event_time=event_time,
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event_type=RealmAuditLog.SUBSCRIPTION_CREATED))
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RealmAuditLog.objects.bulk_create(all_subscription_logs)
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def fix_service_tokens(data: TableData, table: TableName) -> None:
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"""
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The tokens in the services are created by 'generate_api_key'.
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As the tokens are unique, they should be re-created for the imports.
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"""
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for item in data[table]:
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item['token'] = generate_api_key()
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def process_huddle_hash(data: TableData, table: TableName) -> None:
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"""
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Build new huddle hashes with the updated ids of the users
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"""
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for huddle in data[table]:
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user_id_list = id_map_to_list['huddle_to_user_list'][huddle['id']]
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huddle['huddle_hash'] = get_huddle_hash(user_id_list)
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def get_huddles_from_subscription(data: TableData, table: TableName) -> None:
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"""
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Extract the IDs of the user_profiles involved in a huddle from the subscription object
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This helps to generate a unique huddle hash from the updated user_profile ids
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"""
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id_map_to_list['huddle_to_user_list'] = {
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value: [] for value in ID_MAP['recipient_to_huddle_map'].values()}
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for subscription in data[table]:
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if subscription['recipient'] in ID_MAP['recipient_to_huddle_map']:
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huddle_id = ID_MAP['recipient_to_huddle_map'][subscription['recipient']]
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id_map_to_list['huddle_to_user_list'][huddle_id].append(subscription['user_profile_id'])
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def fix_customprofilefield(data: TableData) -> None:
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"""
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In CustomProfileField with 'field_type' like 'USER', the IDs need to be
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re-mapped.
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"""
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field_type_USER_id_list = []
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for item in data['zerver_customprofilefield']:
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if item['field_type'] == CustomProfileField.USER:
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field_type_USER_id_list.append(item['id'])
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for item in data['zerver_customprofilefieldvalue']:
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if item['field_id'] in field_type_USER_id_list:
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old_user_id_list = ujson.loads(item['value'])
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new_id_list = re_map_foreign_keys_many_to_many_internal(
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table='zerver_customprofilefieldvalue',
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field_name='value',
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related_table='user_profile',
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old_id_list=old_user_id_list)
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item['value'] = ujson.dumps(new_id_list)
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class FakeMessage:
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'''
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We just need a stub object for do_render_markdown
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to write stuff to.
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'''
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pass
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def fix_message_rendered_content(realm: Realm,
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sender_map: Dict[int, Record],
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messages: List[Record]) -> None:
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"""
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This function sets the rendered_content of all the messages
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after the messages have been imported from a non-Zulip platform.
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"""
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for message in messages:
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if message['rendered_content'] is not None:
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# For Zulip->Zulip imports, we use the original rendered
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# markdown; this avoids issues where e.g. a mention can no
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# longer render properly because a user has changed their
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# name.
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#
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# However, we still need to update the data-user-id and
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# similar values stored on mentions, stream mentions, and
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# similar syntax in the rendered HTML.
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soup = BeautifulSoup(message["rendered_content"], "html.parser")
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user_mentions = soup.findAll("span", {"class": "user-mention"})
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if len(user_mentions) != 0:
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user_id_map = ID_MAP["user_profile"]
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for mention in user_mentions:
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if not mention.has_attr("data-user-id"):
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# Legacy mentions don't have a data-user-id
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# field; we should just import them
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# unmodified.
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continue
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if mention['data-user-id'] == "*":
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# No rewriting is required for wildcard mentions
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continue
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old_user_id = int(mention["data-user-id"])
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if old_user_id in user_id_map:
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mention["data-user-id"] = str(user_id_map[old_user_id])
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message['rendered_content'] = str(soup)
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stream_mentions = soup.findAll("a", {"class": "stream"})
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if len(stream_mentions) != 0:
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stream_id_map = ID_MAP["stream"]
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for mention in stream_mentions:
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old_stream_id = int(mention["data-stream-id"])
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if old_stream_id in stream_id_map:
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mention["data-stream-id"] = str(stream_id_map[old_stream_id])
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message['rendered_content'] = str(soup)
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user_group_mentions = soup.findAll("span", {"class": "user-group-mention"})
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if len(user_group_mentions) != 0:
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user_group_id_map = ID_MAP["usergroup"]
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for mention in user_group_mentions:
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old_user_group_id = int(mention["data-user-group-id"])
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if old_user_group_id in user_group_id_map:
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mention["data-user-group-id"] = str(user_group_id_map[old_user_group_id])
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message['rendered_content'] = str(soup)
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continue
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message_object = FakeMessage()
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try:
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content = message['content']
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sender_id = message['sender_id']
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sender = sender_map[sender_id]
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sent_by_bot = sender['is_bot']
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translate_emoticons = sender['translate_emoticons']
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# We don't handle alert words on import from third-party
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# platforms, since they generally don't have an "alert
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# words" type feature, and notifications aren't important anyway.
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realm_alert_words_automaton = None
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message_user_ids: Set[int] = set()
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rendered_content = do_render_markdown(
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message=cast(Message, message_object),
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content=content,
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realm=realm,
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realm_alert_words_automaton=realm_alert_words_automaton,
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message_user_ids=message_user_ids,
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sent_by_bot=sent_by_bot,
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translate_emoticons=translate_emoticons,
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)
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assert(rendered_content is not None)
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message['rendered_content'] = rendered_content
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message['rendered_content_version'] = bugdown_version
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except Exception:
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# This generally happens with two possible causes:
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# * rendering markdown throwing an uncaught exception
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# * rendering markdown failing with the exception being
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# caught in bugdown (which then returns None, causing the the
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# rendered_content assert above to fire).
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logging.warning("Error in markdown rendering for message ID %s; continuing", message['id'])
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def current_table_ids(data: TableData, table: TableName) -> List[int]:
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"""
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Returns the ids present in the current table
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"""
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id_list = []
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for item in data[table]:
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id_list.append(item["id"])
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return id_list
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def idseq(model_class: Any) -> str:
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if model_class == RealmDomain:
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return 'zerver_realmalias_id_seq'
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elif model_class == BotStorageData:
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return 'zerver_botuserstatedata_id_seq'
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elif model_class == BotConfigData:
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return 'zerver_botuserconfigdata_id_seq'
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return '{}_id_seq'.format(model_class._meta.db_table)
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def allocate_ids(model_class: Any, count: int) -> List[int]:
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"""
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Increases the sequence number for a given table by the amount of objects being
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imported into that table. Hence, this gives a reserved range of ids to import the
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converted slack objects into the tables.
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"""
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conn = connection.cursor()
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sequence = idseq(model_class)
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conn.execute("select nextval(%s) from generate_series(1, %s)",
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[sequence, count])
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query = conn.fetchall() # Each element in the result is a tuple like (5,)
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conn.close()
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# convert List[Tuple[int]] to List[int]
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return [item[0] for item in query]
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def convert_to_id_fields(data: TableData, table: TableName, field_name: Field) -> None:
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'''
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When Django gives us dict objects via model_to_dict, the foreign
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key fields are `foo`, but we want `foo_id` for the bulk insert.
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This function handles the simple case where we simply rename
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the fields. For cases where we need to munge ids in the
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database, see re_map_foreign_keys.
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'''
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for item in data[table]:
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item[field_name + "_id"] = item[field_name]
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del item[field_name]
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def re_map_foreign_keys(data: TableData,
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table: TableName,
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field_name: Field,
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related_table: TableName,
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verbose: bool=False,
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id_field: bool=False,
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recipient_field: bool=False,
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reaction_field: bool=False) -> None:
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"""
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This is a wrapper function for all the realm data tables
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|
and only avatar and attachment records need to be passed through the internal function
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because of the difference in data format (TableData corresponding to realm data tables
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and List[Record] corresponding to the avatar and attachment records)
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"""
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# See comments in bulk_import_user_message_data.
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assert('usermessage' not in related_table)
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re_map_foreign_keys_internal(data[table], table, field_name, related_table, verbose, id_field,
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recipient_field, reaction_field)
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def re_map_foreign_keys_internal(data_table: List[Record],
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table: TableName,
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field_name: Field,
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related_table: TableName,
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verbose: bool=False,
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id_field: bool=False,
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recipient_field: bool=False,
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reaction_field: bool=False) -> None:
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'''
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|
We occasionally need to assign new ids to rows during the
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import/export process, to accommodate things like existing rows
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already being in tables. See bulk_import_client for more context.
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The tricky part is making sure that foreign key references
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are in sync with the new ids, and this fixer function does
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the re-mapping. (It also appends `_id` to the field.)
|
|
'''
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|
lookup_table = ID_MAP[related_table]
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for item in data_table:
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old_id = item[field_name]
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if recipient_field:
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if related_table == "stream" and item['type'] == 2:
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pass
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elif related_table == "user_profile" and item['type'] == 1:
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pass
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elif related_table == "huddle" and item['type'] == 3:
|
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# save the recipient id with the huddle id, so that we can extract
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# the user_profile ids involved in a huddle with the help of the
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# subscription object
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# check function 'get_huddles_from_subscription'
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ID_MAP['recipient_to_huddle_map'][item['id']] = lookup_table[old_id]
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pass
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|
else:
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continue
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old_id = item[field_name]
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if reaction_field:
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if item['reaction_type'] == Reaction.REALM_EMOJI:
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old_id = int(old_id)
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else:
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continue
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if old_id in lookup_table:
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new_id = lookup_table[old_id]
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if verbose:
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logging.info('Remapping %s %s from %s to %s',
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table, field_name + '_id', old_id, new_id)
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else:
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new_id = old_id
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if not id_field:
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item[field_name + "_id"] = new_id
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del item[field_name]
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else:
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if reaction_field:
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item[field_name] = str(new_id)
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else:
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item[field_name] = new_id
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|
|
def re_map_foreign_keys_many_to_many(data: TableData,
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table: TableName,
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|
field_name: Field,
|
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related_table: TableName,
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|
verbose: bool=False) -> None:
|
|
"""
|
|
We need to assign new ids to rows during the import/export
|
|
process.
|
|
|
|
The tricky part is making sure that foreign key references
|
|
are in sync with the new ids, and this wrapper function does
|
|
the re-mapping only for ManyToMany fields.
|
|
"""
|
|
for item in data[table]:
|
|
old_id_list = item[field_name]
|
|
new_id_list = re_map_foreign_keys_many_to_many_internal(
|
|
table, field_name, related_table, old_id_list, verbose)
|
|
item[field_name] = new_id_list
|
|
del item[field_name]
|
|
|
|
def re_map_foreign_keys_many_to_many_internal(table: TableName,
|
|
field_name: Field,
|
|
related_table: TableName,
|
|
old_id_list: List[int],
|
|
verbose: bool=False) -> List[int]:
|
|
"""
|
|
This is an internal function for tables with ManyToMany fields,
|
|
which takes the old ID list of the ManyToMany relation and returns the
|
|
new updated ID list.
|
|
"""
|
|
lookup_table = ID_MAP[related_table]
|
|
new_id_list = []
|
|
for old_id in old_id_list:
|
|
if old_id in lookup_table:
|
|
new_id = lookup_table[old_id]
|
|
if verbose:
|
|
logging.info('Remapping %s %s from %s to %s',
|
|
table, field_name + '_id', old_id, new_id)
|
|
else:
|
|
new_id = old_id
|
|
new_id_list.append(new_id)
|
|
return new_id_list
|
|
|
|
def fix_bitfield_keys(data: TableData, table: TableName, field_name: Field) -> None:
|
|
for item in data[table]:
|
|
item[field_name] = item[field_name + '_mask']
|
|
del item[field_name + '_mask']
|
|
|
|
def fix_realm_authentication_bitfield(data: TableData, table: TableName, field_name: Field) -> None:
|
|
"""Used to fixup the authentication_methods bitfield to be a string"""
|
|
for item in data[table]:
|
|
values_as_bitstring = ''.join(['1' if field[1] else '0' for field in
|
|
item[field_name]])
|
|
values_as_int = int(values_as_bitstring, 2)
|
|
item[field_name] = values_as_int
|
|
|
|
def remove_denormalized_recipient_column_from_data(data: TableData) -> None:
|
|
"""
|
|
The recipient column shouldn't be imported, we'll set the correct values
|
|
when Recipient table gets imported.
|
|
"""
|
|
for stream_dict in data['zerver_stream']:
|
|
if "recipient" in stream_dict:
|
|
del stream_dict["recipient"]
|
|
|
|
for user_profile_dict in data['zerver_userprofile']:
|
|
if 'recipient' in user_profile_dict:
|
|
del user_profile_dict['recipient']
|
|
|
|
for huddle_dict in data['zerver_huddle']:
|
|
if 'recipient' in huddle_dict:
|
|
del huddle_dict['recipient']
|
|
|
|
def get_db_table(model_class: Any) -> str:
|
|
"""E.g. (RealmDomain -> 'zerver_realmdomain')"""
|
|
return model_class._meta.db_table
|
|
|
|
def update_model_ids(model: Any, data: TableData, related_table: TableName) -> None:
|
|
table = get_db_table(model)
|
|
|
|
# Important: remapping usermessage rows is
|
|
# not only unnessary, it's expensive and can cause
|
|
# memory errors. We don't even use ids from ID_MAP.
|
|
assert('usermessage' not in table)
|
|
|
|
old_id_list = current_table_ids(data, table)
|
|
allocated_id_list = allocate_ids(model, len(data[table]))
|
|
for item in range(len(data[table])):
|
|
update_id_map(related_table, old_id_list[item], allocated_id_list[item])
|
|
re_map_foreign_keys(data, table, 'id', related_table=related_table, id_field=True)
|
|
|
|
def bulk_import_user_message_data(data: TableData, dump_file_id: int) -> None:
|
|
model = UserMessage
|
|
table = 'zerver_usermessage'
|
|
lst = data[table]
|
|
|
|
# IMPORTANT NOTE: We do not use any primary id
|
|
# data from either the import itself or ID_MAP.
|
|
# We let the DB itself generate ids. Note that
|
|
# no tables use user_message.id as a foreign key,
|
|
# so we can safely avoid all re-mapping complexity.
|
|
|
|
def process_batch(items: List[Dict[str, Any]]) -> None:
|
|
ums = [
|
|
UserMessageLite(
|
|
user_profile_id = item['user_profile_id'],
|
|
message_id = item['message_id'],
|
|
flags=item['flags'],
|
|
)
|
|
for item in items
|
|
]
|
|
bulk_insert_ums(ums)
|
|
|
|
chunk_size = 10000
|
|
|
|
process_list_in_batches(
|
|
lst=lst,
|
|
chunk_size=chunk_size,
|
|
process_batch=process_batch,
|
|
)
|
|
|
|
logging.info("Successfully imported %s from %s[%s].", model, table, dump_file_id)
|
|
|
|
def bulk_import_model(data: TableData, model: Any, dump_file_id: Optional[str]=None) -> None:
|
|
table = get_db_table(model)
|
|
# TODO, deprecate dump_file_id
|
|
model.objects.bulk_create(model(**item) for item in data[table])
|
|
if dump_file_id is None:
|
|
logging.info("Successfully imported %s from %s.", model, table)
|
|
else:
|
|
logging.info("Successfully imported %s from %s[%s].", model, table, dump_file_id)
|
|
|
|
# Client is a table shared by multiple realms, so in order to
|
|
# correctly import multiple realms into the same server, we need to
|
|
# check if a Client object already exists, and so we need to support
|
|
# remap all Client IDs to the values in the new DB.
|
|
def bulk_import_client(data: TableData, model: Any, table: TableName) -> None:
|
|
for item in data[table]:
|
|
try:
|
|
client = Client.objects.get(name=item['name'])
|
|
except Client.DoesNotExist:
|
|
client = Client.objects.create(name=item['name'])
|
|
update_id_map(table='client', old_id=item['id'], new_id=client.id)
|
|
|
|
def import_uploads(realm: Realm, import_dir: Path, processes: int, processing_avatars: bool=False,
|
|
processing_emojis: bool=False, processing_realm_icons: bool=False) -> None:
|
|
if processing_avatars and processing_emojis:
|
|
raise AssertionError("Cannot import avatars and emojis at the same time!")
|
|
if processing_avatars:
|
|
logging.info("Importing avatars")
|
|
elif processing_emojis:
|
|
logging.info("Importing emojis")
|
|
elif processing_realm_icons:
|
|
logging.info("Importing realm icons and logos")
|
|
else:
|
|
logging.info("Importing uploaded files")
|
|
|
|
records_filename = os.path.join(import_dir, "records.json")
|
|
with open(records_filename) as records_file:
|
|
records: List[Dict[str, Any]] = ujson.load(records_file)
|
|
timestamp = datetime_to_timestamp(timezone_now())
|
|
|
|
re_map_foreign_keys_internal(records, 'records', 'realm_id', related_table="realm",
|
|
id_field=True)
|
|
if not processing_emojis and not processing_realm_icons:
|
|
re_map_foreign_keys_internal(records, 'records', 'user_profile_id',
|
|
related_table="user_profile", id_field=True)
|
|
|
|
s3_uploads = settings.LOCAL_UPLOADS_DIR is None
|
|
|
|
if s3_uploads:
|
|
if processing_avatars or processing_emojis or processing_realm_icons:
|
|
bucket_name = settings.S3_AVATAR_BUCKET
|
|
else:
|
|
bucket_name = settings.S3_AUTH_UPLOADS_BUCKET
|
|
conn = S3Connection(settings.S3_KEY, settings.S3_SECRET_KEY)
|
|
bucket = conn.get_bucket(bucket_name, validate=True)
|
|
|
|
count = 0
|
|
for record in records:
|
|
count += 1
|
|
if count % 1000 == 0:
|
|
logging.info("Processed %s/%s uploads", count, len(records))
|
|
|
|
if processing_avatars:
|
|
# For avatars, we need to rehash the user ID with the
|
|
# new server's avatar salt
|
|
relative_path = user_avatar_path_from_ids(record['user_profile_id'], record['realm_id'])
|
|
if record['s3_path'].endswith('.original'):
|
|
relative_path += '.original'
|
|
else:
|
|
# TODO: This really should be unconditional. However,
|
|
# until we fix the S3 upload backend to use the .png
|
|
# path suffix for its normal avatar URLs, we need to
|
|
# only do this for the LOCAL_UPLOADS_DIR backend.
|
|
if not s3_uploads:
|
|
relative_path += '.png'
|
|
elif processing_emojis:
|
|
# For emojis we follow the function 'upload_emoji_image'
|
|
relative_path = RealmEmoji.PATH_ID_TEMPLATE.format(
|
|
realm_id=record['realm_id'],
|
|
emoji_file_name=record['file_name'])
|
|
record['last_modified'] = timestamp
|
|
elif processing_realm_icons:
|
|
icon_name = os.path.basename(record["path"])
|
|
relative_path = os.path.join(str(record['realm_id']), "realm", icon_name)
|
|
record['last_modified'] = timestamp
|
|
else:
|
|
# Should be kept in sync with its equivalent in zerver/lib/uploads in the
|
|
# function 'upload_message_file'
|
|
relative_path = "/".join([
|
|
str(record['realm_id']),
|
|
random_name(18),
|
|
sanitize_name(os.path.basename(record['path']))
|
|
])
|
|
path_maps['attachment_path'][record['s3_path']] = relative_path
|
|
|
|
if s3_uploads:
|
|
key = Key(bucket)
|
|
key.key = relative_path
|
|
if processing_emojis and "user_profile_id" not in record:
|
|
# Exported custom emoji from tools like Slack don't have
|
|
# the data for what user uploaded them in `user_profile_id`.
|
|
pass
|
|
elif processing_realm_icons and "user_profile_id" not in record:
|
|
# Exported realm icons and logos from local export don't have
|
|
# the value of user_profile_id in the associated record.
|
|
pass
|
|
else:
|
|
user_profile_id = int(record['user_profile_id'])
|
|
# Support email gateway bot and other cross-realm messages
|
|
if user_profile_id in ID_MAP["user_profile"]:
|
|
logging.info("Uploaded by ID mapped user: %s!", user_profile_id)
|
|
user_profile_id = ID_MAP["user_profile"][user_profile_id]
|
|
user_profile = get_user_profile_by_id(user_profile_id)
|
|
key.set_metadata("user_profile_id", str(user_profile.id))
|
|
|
|
if 'last_modified' in record:
|
|
key.set_metadata("orig_last_modified", str(record['last_modified']))
|
|
key.set_metadata("realm_id", str(record['realm_id']))
|
|
|
|
# Zulip exports will always have a content-type, but third-party exports might not.
|
|
content_type = record.get("content_type")
|
|
if content_type is None:
|
|
content_type = guess_type(record['s3_path'])[0]
|
|
if content_type is None:
|
|
# This is the default for unknown data. Note that
|
|
# for `.original` files, this is the value we'll
|
|
# set; that is OK, because those are never served
|
|
# directly anyway.
|
|
content_type = 'application/octet-stream'
|
|
headers: Dict[str, Any] = {'Content-Type': content_type}
|
|
|
|
key.set_contents_from_filename(os.path.join(import_dir, record['path']), headers=headers)
|
|
else:
|
|
if processing_avatars or processing_emojis or processing_realm_icons:
|
|
file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "avatars", relative_path)
|
|
else:
|
|
file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "files", relative_path)
|
|
orig_file_path = os.path.join(import_dir, record['path'])
|
|
os.makedirs(os.path.dirname(file_path), exist_ok=True)
|
|
shutil.copy(orig_file_path, file_path)
|
|
|
|
if processing_avatars:
|
|
from zerver.lib.upload import upload_backend
|
|
# Ensure that we have medium-size avatar images for every
|
|
# avatar. TODO: This implementation is hacky, both in that it
|
|
# does get_user_profile_by_id for each user, and in that it
|
|
# might be better to require the export to just have these.
|
|
|
|
def process_avatars(record: Dict[Any, Any]) -> int:
|
|
if record['s3_path'].endswith('.original'):
|
|
user_profile = get_user_profile_by_id(record['user_profile_id'])
|
|
if settings.LOCAL_UPLOADS_DIR is not None:
|
|
avatar_path = user_avatar_path_from_ids(user_profile.id, record['realm_id'])
|
|
medium_file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "avatars",
|
|
avatar_path) + '-medium.png'
|
|
if os.path.exists(medium_file_path):
|
|
# We remove the image here primarily to deal with
|
|
# issues when running the import script multiple
|
|
# times in development (where one might reuse the
|
|
# same realm ID from a previous iteration).
|
|
os.remove(medium_file_path)
|
|
try:
|
|
upload_backend.ensure_medium_avatar_image(user_profile=user_profile)
|
|
if record.get("importer_should_thumbnail"):
|
|
upload_backend.ensure_basic_avatar_image(user_profile=user_profile)
|
|
except BadImageError:
|
|
logging.warning(
|
|
"Could not thumbnail avatar image for user %s; ignoring",
|
|
user_profile.id,
|
|
)
|
|
# Delete the record of the avatar to avoid 404s.
|
|
do_change_avatar_fields(user_profile, UserProfile.AVATAR_FROM_GRAVATAR)
|
|
return 0
|
|
|
|
if processes == 1:
|
|
for record in records:
|
|
process_avatars(record)
|
|
else:
|
|
connection.close()
|
|
output = []
|
|
for (status, job) in run_parallel(process_avatars, records, processes):
|
|
output.append(job)
|
|
|
|
# Importing data suffers from a difficult ordering problem because of
|
|
# models that reference each other circularly. Here is a correct order.
|
|
#
|
|
# * Client [no deps]
|
|
# * Realm [-notifications_stream]
|
|
# * Stream [only depends on realm]
|
|
# * Realm's notifications_stream
|
|
# * Now can do all realm_tables
|
|
# * UserProfile, in order by ID to avoid bot loop issues
|
|
# * Huddle
|
|
# * Recipient
|
|
# * Subscription
|
|
# * Message
|
|
# * UserMessage
|
|
#
|
|
# Because the Python object => JSON conversion process is not fully
|
|
# faithful, we have to use a set of fixers (e.g. on DateTime objects
|
|
# and Foreign Keys) to do the import correctly.
|
|
def do_import_realm(import_dir: Path, subdomain: str, processes: int=1) -> Realm:
|
|
logging.info("Importing realm dump %s", import_dir)
|
|
if not os.path.exists(import_dir):
|
|
raise Exception("Missing import directory!")
|
|
|
|
realm_data_filename = os.path.join(import_dir, "realm.json")
|
|
if not os.path.exists(realm_data_filename):
|
|
raise Exception("Missing realm.json file!")
|
|
|
|
if not server_initialized():
|
|
create_internal_realm()
|
|
|
|
logging.info("Importing realm data from %s", realm_data_filename)
|
|
with open(realm_data_filename) as f:
|
|
data = ujson.load(f)
|
|
remove_denormalized_recipient_column_from_data(data)
|
|
|
|
sort_by_date = data.get('sort_by_date', False)
|
|
|
|
bulk_import_client(data, Client, 'zerver_client')
|
|
|
|
# We don't import the Stream model yet, since it depends on Realm,
|
|
# which isn't imported yet. But we need the Stream model IDs for
|
|
# notifications_stream.
|
|
update_model_ids(Stream, data, 'stream')
|
|
re_map_foreign_keys(data, 'zerver_realm', 'notifications_stream', related_table="stream")
|
|
re_map_foreign_keys(data, 'zerver_realm', 'signup_notifications_stream', related_table="stream")
|
|
|
|
fix_datetime_fields(data, 'zerver_realm')
|
|
# Fix realm subdomain information
|
|
data['zerver_realm'][0]['string_id'] = subdomain
|
|
data['zerver_realm'][0]['name'] = subdomain
|
|
fix_realm_authentication_bitfield(data, 'zerver_realm', 'authentication_methods')
|
|
update_model_ids(Realm, data, 'realm')
|
|
|
|
realm = Realm(**data['zerver_realm'][0])
|
|
|
|
if realm.notifications_stream_id is not None:
|
|
notifications_stream_id: Optional[int] = int(realm.notifications_stream_id)
|
|
else:
|
|
notifications_stream_id = None
|
|
realm.notifications_stream_id = None
|
|
if realm.signup_notifications_stream_id is not None:
|
|
signup_notifications_stream_id: Optional[int] = int(realm.signup_notifications_stream_id)
|
|
else:
|
|
signup_notifications_stream_id = None
|
|
realm.signup_notifications_stream_id = None
|
|
realm.save()
|
|
|
|
# Email tokens will automatically be randomly generated when the
|
|
# Stream objects are created by Django.
|
|
fix_datetime_fields(data, 'zerver_stream')
|
|
re_map_foreign_keys(data, 'zerver_stream', 'realm', related_table="realm")
|
|
# Handle rendering of stream descriptions for import from non-Zulip
|
|
for stream in data['zerver_stream']:
|
|
if 'rendered_description' in stream:
|
|
continue
|
|
stream["rendered_description"] = render_stream_description(stream["description"])
|
|
bulk_import_model(data, Stream)
|
|
|
|
realm.notifications_stream_id = notifications_stream_id
|
|
realm.signup_notifications_stream_id = signup_notifications_stream_id
|
|
realm.save()
|
|
|
|
# Remap the user IDs for notification_bot and friends to their
|
|
# appropriate IDs on this server
|
|
for item in data['zerver_userprofile_crossrealm']:
|
|
logging.info("Adding to ID map: %s %s", item['id'], get_system_bot(item['email']).id)
|
|
new_user_id = get_system_bot(item['email']).id
|
|
update_id_map(table='user_profile', old_id=item['id'], new_id=new_user_id)
|
|
new_recipient_id = Recipient.objects.get(type=Recipient.PERSONAL, type_id=new_user_id).id
|
|
update_id_map(table='recipient', old_id=item['recipient_id'], new_id=new_recipient_id)
|
|
|
|
# Merge in zerver_userprofile_mirrordummy
|
|
data['zerver_userprofile'] = data['zerver_userprofile'] + data['zerver_userprofile_mirrordummy']
|
|
del data['zerver_userprofile_mirrordummy']
|
|
data['zerver_userprofile'].sort(key=lambda r: r['id'])
|
|
|
|
# To remap foreign key for UserProfile.last_active_message_id
|
|
update_message_foreign_keys(import_dir=import_dir, sort_by_date=sort_by_date)
|
|
|
|
fix_datetime_fields(data, 'zerver_userprofile')
|
|
update_model_ids(UserProfile, data, 'user_profile')
|
|
re_map_foreign_keys(data, 'zerver_userprofile', 'realm', related_table="realm")
|
|
re_map_foreign_keys(data, 'zerver_userprofile', 'bot_owner', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_userprofile', 'default_sending_stream',
|
|
related_table="stream")
|
|
re_map_foreign_keys(data, 'zerver_userprofile', 'default_events_register_stream',
|
|
related_table="stream")
|
|
re_map_foreign_keys(data, 'zerver_userprofile', 'last_active_message_id',
|
|
related_table="message", id_field=True)
|
|
for user_profile_dict in data['zerver_userprofile']:
|
|
user_profile_dict['password'] = None
|
|
user_profile_dict['api_key'] = generate_api_key()
|
|
# Since Zulip doesn't use these permissions, drop them
|
|
del user_profile_dict['user_permissions']
|
|
del user_profile_dict['groups']
|
|
|
|
user_profiles = [UserProfile(**item) for item in data['zerver_userprofile']]
|
|
for user_profile in user_profiles:
|
|
user_profile.set_unusable_password()
|
|
UserProfile.objects.bulk_create(user_profiles)
|
|
|
|
re_map_foreign_keys(data, 'zerver_defaultstream', 'stream', related_table="stream")
|
|
re_map_foreign_keys(data, 'zerver_realmemoji', 'author', related_table="user_profile")
|
|
for (table, model, related_table) in realm_tables:
|
|
re_map_foreign_keys(data, table, 'realm', related_table="realm")
|
|
update_model_ids(model, data, related_table)
|
|
bulk_import_model(data, model)
|
|
|
|
if 'zerver_huddle' in data:
|
|
update_model_ids(Huddle, data, 'huddle')
|
|
# We don't import Huddle yet, since we don't have the data to
|
|
# compute huddle hashes until we've imported some of the
|
|
# tables below.
|
|
# TODO: double-check this.
|
|
|
|
re_map_foreign_keys(data, 'zerver_recipient', 'type_id', related_table="stream",
|
|
recipient_field=True, id_field=True)
|
|
re_map_foreign_keys(data, 'zerver_recipient', 'type_id', related_table="user_profile",
|
|
recipient_field=True, id_field=True)
|
|
re_map_foreign_keys(data, 'zerver_recipient', 'type_id', related_table="huddle",
|
|
recipient_field=True, id_field=True)
|
|
update_model_ids(Recipient, data, 'recipient')
|
|
bulk_import_model(data, Recipient)
|
|
bulk_set_users_or_streams_recipient_fields(Stream, Stream.objects.filter(realm=realm))
|
|
bulk_set_users_or_streams_recipient_fields(UserProfile, UserProfile.objects.filter(realm=realm))
|
|
|
|
re_map_foreign_keys(data, 'zerver_subscription', 'user_profile', related_table="user_profile")
|
|
get_huddles_from_subscription(data, 'zerver_subscription')
|
|
re_map_foreign_keys(data, 'zerver_subscription', 'recipient', related_table="recipient")
|
|
update_model_ids(Subscription, data, 'subscription')
|
|
bulk_import_model(data, Subscription)
|
|
|
|
if 'zerver_realmauditlog' in data:
|
|
fix_datetime_fields(data, 'zerver_realmauditlog')
|
|
re_map_foreign_keys(data, 'zerver_realmauditlog', 'realm', related_table="realm")
|
|
re_map_foreign_keys(data, 'zerver_realmauditlog', 'modified_user',
|
|
related_table='user_profile')
|
|
re_map_foreign_keys(data, 'zerver_realmauditlog', 'acting_user',
|
|
related_table='user_profile')
|
|
re_map_foreign_keys(data, 'zerver_realmauditlog', 'modified_stream',
|
|
related_table="stream")
|
|
update_model_ids(RealmAuditLog, data, related_table="realmauditlog")
|
|
bulk_import_model(data, RealmAuditLog)
|
|
else:
|
|
logging.info('about to call create_subscription_events')
|
|
create_subscription_events(
|
|
data=data,
|
|
realm_id=realm.id,
|
|
)
|
|
logging.info('done with create_subscription_events')
|
|
|
|
if 'zerver_huddle' in data:
|
|
process_huddle_hash(data, 'zerver_huddle')
|
|
bulk_import_model(data, Huddle)
|
|
for huddle in Huddle.objects.filter(recipient_id=None):
|
|
recipient = Recipient.objects.get(type=Recipient.HUDDLE, type_id=huddle.id)
|
|
huddle.recipient = recipient
|
|
huddle.save(update_fields=["recipient"])
|
|
|
|
if 'zerver_userhotspot' in data:
|
|
fix_datetime_fields(data, 'zerver_userhotspot')
|
|
re_map_foreign_keys(data, 'zerver_userhotspot', 'user', related_table='user_profile')
|
|
update_model_ids(UserHotspot, data, 'userhotspot')
|
|
bulk_import_model(data, UserHotspot)
|
|
|
|
if 'zerver_mutedtopic' in data:
|
|
fix_datetime_fields(data, 'zerver_mutedtopic')
|
|
re_map_foreign_keys(data, 'zerver_mutedtopic', 'user_profile', related_table='user_profile')
|
|
re_map_foreign_keys(data, 'zerver_mutedtopic', 'stream', related_table='stream')
|
|
re_map_foreign_keys(data, 'zerver_mutedtopic', 'recipient', related_table='recipient')
|
|
update_model_ids(MutedTopic, data, 'mutedtopic')
|
|
bulk_import_model(data, MutedTopic)
|
|
|
|
if 'zerver_service' in data:
|
|
re_map_foreign_keys(data, 'zerver_service', 'user_profile', related_table='user_profile')
|
|
fix_service_tokens(data, 'zerver_service')
|
|
update_model_ids(Service, data, 'service')
|
|
bulk_import_model(data, Service)
|
|
|
|
if 'zerver_usergroup' in data:
|
|
re_map_foreign_keys(data, 'zerver_usergroup', 'realm', related_table='realm')
|
|
re_map_foreign_keys_many_to_many(data, 'zerver_usergroup',
|
|
'members', related_table='user_profile')
|
|
update_model_ids(UserGroup, data, 'usergroup')
|
|
bulk_import_model(data, UserGroup)
|
|
|
|
re_map_foreign_keys(data, 'zerver_usergroupmembership',
|
|
'user_group', related_table='usergroup')
|
|
re_map_foreign_keys(data, 'zerver_usergroupmembership',
|
|
'user_profile', related_table='user_profile')
|
|
update_model_ids(UserGroupMembership, data, 'usergroupmembership')
|
|
bulk_import_model(data, UserGroupMembership)
|
|
|
|
if 'zerver_botstoragedata' in data:
|
|
re_map_foreign_keys(data, 'zerver_botstoragedata', 'bot_profile', related_table='user_profile')
|
|
update_model_ids(BotStorageData, data, 'botstoragedata')
|
|
bulk_import_model(data, BotStorageData)
|
|
|
|
if 'zerver_botconfigdata' in data:
|
|
re_map_foreign_keys(data, 'zerver_botconfigdata', 'bot_profile', related_table='user_profile')
|
|
update_model_ids(BotConfigData, data, 'botconfigdata')
|
|
bulk_import_model(data, BotConfigData)
|
|
|
|
fix_datetime_fields(data, 'zerver_userpresence')
|
|
re_map_foreign_keys(data, 'zerver_userpresence', 'user_profile', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_userpresence', 'client', related_table='client')
|
|
re_map_foreign_keys(data, 'zerver_userpresence', 'realm', related_table="realm")
|
|
update_model_ids(UserPresence, data, 'user_presence')
|
|
bulk_import_model(data, UserPresence)
|
|
|
|
fix_datetime_fields(data, 'zerver_useractivity')
|
|
re_map_foreign_keys(data, 'zerver_useractivity', 'user_profile', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_useractivity', 'client', related_table='client')
|
|
update_model_ids(UserActivity, data, 'useractivity')
|
|
bulk_import_model(data, UserActivity)
|
|
|
|
fix_datetime_fields(data, 'zerver_useractivityinterval')
|
|
re_map_foreign_keys(data, 'zerver_useractivityinterval', 'user_profile', related_table="user_profile")
|
|
update_model_ids(UserActivityInterval, data, 'useractivityinterval')
|
|
bulk_import_model(data, UserActivityInterval)
|
|
|
|
re_map_foreign_keys(data, 'zerver_customprofilefield', 'realm', related_table="realm")
|
|
update_model_ids(CustomProfileField, data, related_table="customprofilefield")
|
|
bulk_import_model(data, CustomProfileField)
|
|
|
|
re_map_foreign_keys(data, 'zerver_customprofilefieldvalue', 'user_profile',
|
|
related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_customprofilefieldvalue', 'field',
|
|
related_table="customprofilefield")
|
|
fix_customprofilefield(data)
|
|
update_model_ids(CustomProfileFieldValue, data, related_table="customprofilefieldvalue")
|
|
bulk_import_model(data, CustomProfileFieldValue)
|
|
|
|
# Import uploaded files and avatars
|
|
import_uploads(realm, os.path.join(import_dir, "avatars"), processes, processing_avatars=True)
|
|
import_uploads(realm, os.path.join(import_dir, "uploads"), processes)
|
|
|
|
# We need to have this check as the emoji files are only present in the data
|
|
# importer from slack
|
|
# For Zulip export, this doesn't exist
|
|
if os.path.exists(os.path.join(import_dir, "emoji")):
|
|
import_uploads(realm, os.path.join(import_dir, "emoji"), processes, processing_emojis=True)
|
|
|
|
if os.path.exists(os.path.join(import_dir, "realm_icons")):
|
|
import_uploads(realm, os.path.join(import_dir, "realm_icons"), processes,
|
|
processing_realm_icons=True)
|
|
|
|
sender_map = {
|
|
user['id']: user
|
|
for user in data['zerver_userprofile']
|
|
}
|
|
|
|
# Import zerver_message and zerver_usermessage
|
|
import_message_data(realm=realm, sender_map=sender_map, import_dir=import_dir)
|
|
|
|
re_map_foreign_keys(data, 'zerver_reaction', 'message', related_table="message")
|
|
re_map_foreign_keys(data, 'zerver_reaction', 'user_profile', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_reaction', 'emoji_code', related_table="realmemoji", id_field=True,
|
|
reaction_field=True)
|
|
update_model_ids(Reaction, data, 'reaction')
|
|
bulk_import_model(data, Reaction)
|
|
|
|
for user_profile in UserProfile.objects.filter(is_bot=False, realm=realm):
|
|
# Since we now unconditionally renumbers message IDs, we need
|
|
# to reset the user's pointer to what will be a valid value.
|
|
#
|
|
# For zulip->zulip imports, we could do something clever, but
|
|
# it should always be safe to reset to first unread message.
|
|
#
|
|
# Longer-term, the plan is to eliminate pointer as a concept.
|
|
first_unread_message = UserMessage.objects.filter(user_profile=user_profile).extra(
|
|
where=[UserMessage.where_unread()]
|
|
).order_by("message_id").first()
|
|
if first_unread_message is not None:
|
|
user_profile.pointer = first_unread_message.message_id
|
|
else:
|
|
last_message = UserMessage.objects.filter(
|
|
user_profile=user_profile).order_by("message_id").last()
|
|
if last_message is not None:
|
|
user_profile.pointer = last_message.message_id
|
|
else:
|
|
# -1 is the guard value for new user accounts with no messages.
|
|
user_profile.pointer = -1
|
|
|
|
user_profile.save(update_fields=["pointer"])
|
|
|
|
# Similarly, we need to recalculate the first_message_id for stream objects.
|
|
for stream in Stream.objects.filter(realm=realm):
|
|
recipient = Recipient.objects.get(type=Recipient.STREAM, type_id=stream.id)
|
|
first_message = Message.objects.filter(recipient=recipient).first()
|
|
if first_message is None:
|
|
stream.first_message_id = None
|
|
else:
|
|
stream.first_message_id = first_message.id
|
|
stream.save(update_fields=["first_message_id"])
|
|
|
|
# Do attachments AFTER message data is loaded.
|
|
# TODO: de-dup how we read these json files.
|
|
fn = os.path.join(import_dir, "attachment.json")
|
|
if not os.path.exists(fn):
|
|
raise Exception("Missing attachment.json file!")
|
|
|
|
logging.info("Importing attachment data from %s", fn)
|
|
with open(fn) as f:
|
|
data = ujson.load(f)
|
|
|
|
import_attachments(data)
|
|
|
|
# Import the analytics file.
|
|
import_analytics_data(realm=realm, import_dir=import_dir)
|
|
|
|
if settings.BILLING_ENABLED:
|
|
do_change_plan_type(realm, Realm.LIMITED)
|
|
else:
|
|
do_change_plan_type(realm, Realm.SELF_HOSTED)
|
|
return realm
|
|
|
|
# create_users and do_import_system_bots differ from their equivalent
|
|
# in zerver/lib/server_initialization.py because here we check if the
|
|
# bots don't already exist and only then create a user for these bots.
|
|
def do_import_system_bots(realm: Any) -> None:
|
|
internal_bots = [(bot['name'], bot['email_template'] % (settings.INTERNAL_BOT_DOMAIN,))
|
|
for bot in settings.INTERNAL_BOTS]
|
|
create_users(realm, internal_bots, bot_type=UserProfile.DEFAULT_BOT)
|
|
print("Finished importing system bots.")
|
|
|
|
def create_users(realm: Realm, name_list: Iterable[Tuple[str, str]],
|
|
bot_type: Optional[int]=None) -> None:
|
|
user_set = set()
|
|
for full_name, email in name_list:
|
|
short_name = email_to_username(email)
|
|
if not UserProfile.objects.filter(email=email):
|
|
user_set.add((email, full_name, short_name, True))
|
|
bulk_create_users(realm, user_set, bot_type)
|
|
|
|
def update_message_foreign_keys(import_dir: Path,
|
|
sort_by_date: bool) -> None:
|
|
old_id_list = get_incoming_message_ids(
|
|
import_dir=import_dir,
|
|
sort_by_date=sort_by_date,
|
|
)
|
|
|
|
count = len(old_id_list)
|
|
|
|
new_id_list = allocate_ids(model_class=Message, count=count)
|
|
|
|
for old_id, new_id in zip(old_id_list, new_id_list):
|
|
update_id_map(
|
|
table='message',
|
|
old_id=old_id,
|
|
new_id=new_id,
|
|
)
|
|
|
|
# We don't touch user_message keys here; that happens later when
|
|
# we're actually read the files a second time to get actual data.
|
|
|
|
def get_incoming_message_ids(import_dir: Path,
|
|
sort_by_date: bool) -> List[int]:
|
|
'''
|
|
This function reads in our entire collection of message
|
|
ids, which can be millions of integers for some installations.
|
|
And then we sort the list. This is necessary to ensure
|
|
that the sort order of incoming ids matches the sort order
|
|
of date_sent, which isn't always guaranteed by our
|
|
utilities that convert third party chat data. We also
|
|
need to move our ids to a new range if we're dealing
|
|
with a server that has data for other realms.
|
|
'''
|
|
|
|
if sort_by_date:
|
|
tups: List[Tuple[int, int]] = list()
|
|
else:
|
|
message_ids: List[int] = []
|
|
|
|
dump_file_id = 1
|
|
while True:
|
|
message_filename = os.path.join(import_dir, "messages-%06d.json" % (dump_file_id,))
|
|
if not os.path.exists(message_filename):
|
|
break
|
|
|
|
with open(message_filename) as f:
|
|
data = ujson.load(f)
|
|
|
|
# Aggressively free up memory.
|
|
del data['zerver_usermessage']
|
|
|
|
for row in data['zerver_message']:
|
|
# We truncate date_sent to int to theoretically
|
|
# save memory and speed up the sort. For
|
|
# Zulip-to-Zulip imports, the
|
|
# message_id will generally be a good tiebreaker.
|
|
# If we occasionally mis-order the ids for two
|
|
# messages from the same second, it's not the
|
|
# end of the world, as it's likely those messages
|
|
# arrived to the original server in somewhat
|
|
# arbitrary order.
|
|
|
|
message_id = row['id']
|
|
|
|
if sort_by_date:
|
|
date_sent = int(row['date_sent'])
|
|
tup = (date_sent, message_id)
|
|
tups.append(tup)
|
|
else:
|
|
message_ids.append(message_id)
|
|
|
|
dump_file_id += 1
|
|
|
|
if sort_by_date:
|
|
tups.sort()
|
|
message_ids = [tup[1] for tup in tups]
|
|
|
|
return message_ids
|
|
|
|
def import_message_data(realm: Realm,
|
|
sender_map: Dict[int, Record],
|
|
import_dir: Path) -> None:
|
|
dump_file_id = 1
|
|
while True:
|
|
message_filename = os.path.join(import_dir, "messages-%06d.json" % (dump_file_id,))
|
|
if not os.path.exists(message_filename):
|
|
break
|
|
|
|
with open(message_filename) as f:
|
|
data = ujson.load(f)
|
|
|
|
logging.info("Importing message dump %s", message_filename)
|
|
re_map_foreign_keys(data, 'zerver_message', 'sender', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_message', 'recipient', related_table="recipient")
|
|
re_map_foreign_keys(data, 'zerver_message', 'sending_client', related_table='client')
|
|
fix_datetime_fields(data, 'zerver_message')
|
|
# Parser to update message content with the updated attachment urls
|
|
fix_upload_links(data, 'zerver_message')
|
|
|
|
# We already create mappings for zerver_message ids
|
|
# in update_message_foreign_keys(), so here we simply
|
|
# apply them.
|
|
message_id_map = ID_MAP['message']
|
|
for row in data['zerver_message']:
|
|
row['id'] = message_id_map[row['id']]
|
|
|
|
for row in data['zerver_usermessage']:
|
|
assert(row['message'] in message_id_map)
|
|
|
|
fix_message_rendered_content(
|
|
realm=realm,
|
|
sender_map=sender_map,
|
|
messages=data['zerver_message'],
|
|
)
|
|
logging.info("Successfully rendered markdown for message batch")
|
|
|
|
# A LOT HAPPENS HERE.
|
|
# This is where we actually import the message data.
|
|
bulk_import_model(data, Message)
|
|
|
|
# Due to the structure of these message chunks, we're
|
|
# guaranteed to have already imported all the Message objects
|
|
# for this batch of UserMessage objects.
|
|
re_map_foreign_keys(data, 'zerver_usermessage', 'message', related_table="message")
|
|
re_map_foreign_keys(data, 'zerver_usermessage', 'user_profile', related_table="user_profile")
|
|
fix_bitfield_keys(data, 'zerver_usermessage', 'flags')
|
|
|
|
bulk_import_user_message_data(data, dump_file_id)
|
|
dump_file_id += 1
|
|
|
|
def import_attachments(data: TableData) -> None:
|
|
|
|
# Clean up the data in zerver_attachment that is not
|
|
# relevant to our many-to-many import.
|
|
fix_datetime_fields(data, 'zerver_attachment')
|
|
re_map_foreign_keys(data, 'zerver_attachment', 'owner', related_table="user_profile")
|
|
re_map_foreign_keys(data, 'zerver_attachment', 'realm', related_table="realm")
|
|
|
|
# Configure ourselves. Django models many-to-many (m2m)
|
|
# relations asymmetrically. The parent here refers to the
|
|
# Model that has the ManyToManyField. It is assumed here
|
|
# the child models have been loaded, but we are in turn
|
|
# responsible for loading the parents and the m2m rows.
|
|
parent_model = Attachment
|
|
parent_db_table_name = 'zerver_attachment'
|
|
parent_singular = 'attachment'
|
|
child_singular = 'message'
|
|
child_plural = 'messages'
|
|
m2m_table_name = 'zerver_attachment_messages'
|
|
parent_id = 'attachment_id'
|
|
child_id = 'message_id'
|
|
|
|
update_model_ids(parent_model, data, 'attachment')
|
|
# We don't bulk_import_model yet, because we need to first compute
|
|
# the many-to-many for this table.
|
|
|
|
# First, build our list of many-to-many (m2m) rows.
|
|
# We do this in a slightly convoluted way to anticipate
|
|
# a future where we may need to call re_map_foreign_keys.
|
|
|
|
m2m_rows: List[Record] = []
|
|
for parent_row in data[parent_db_table_name]:
|
|
for fk_id in parent_row[child_plural]:
|
|
m2m_row: Record = {}
|
|
m2m_row[parent_singular] = parent_row['id']
|
|
m2m_row[child_singular] = ID_MAP['message'][fk_id]
|
|
m2m_rows.append(m2m_row)
|
|
|
|
# Create our table data for insert.
|
|
m2m_data: TableData = {m2m_table_name: m2m_rows}
|
|
convert_to_id_fields(m2m_data, m2m_table_name, parent_singular)
|
|
convert_to_id_fields(m2m_data, m2m_table_name, child_singular)
|
|
m2m_rows = m2m_data[m2m_table_name]
|
|
|
|
# Next, delete out our child data from the parent rows.
|
|
for parent_row in data[parent_db_table_name]:
|
|
del parent_row[child_plural]
|
|
|
|
# Update 'path_id' for the attachments
|
|
for attachment in data[parent_db_table_name]:
|
|
attachment['path_id'] = path_maps['attachment_path'][attachment['path_id']]
|
|
|
|
# Next, load the parent rows.
|
|
bulk_import_model(data, parent_model)
|
|
|
|
# Now, go back to our m2m rows.
|
|
# TODO: Do this the kosher Django way. We may find a
|
|
# better way to do this in Django 1.9 particularly.
|
|
with connection.cursor() as cursor:
|
|
sql_template = '''
|
|
insert into %s (%s, %s) values(%%s, %%s);''' % (m2m_table_name,
|
|
parent_id,
|
|
child_id)
|
|
tups = [(row[parent_id], row[child_id]) for row in m2m_rows]
|
|
cursor.executemany(sql_template, tups)
|
|
|
|
logging.info('Successfully imported M2M table %s', m2m_table_name)
|
|
|
|
def import_analytics_data(realm: Realm, import_dir: Path) -> None:
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analytics_filename = os.path.join(import_dir, "analytics.json")
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if not os.path.exists(analytics_filename):
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return
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logging.info("Importing analytics data from %s", analytics_filename)
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with open(analytics_filename) as f:
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data = ujson.load(f)
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# Process the data through the fixer functions.
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fix_datetime_fields(data, 'analytics_realmcount')
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re_map_foreign_keys(data, 'analytics_realmcount', 'realm', related_table="realm")
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update_model_ids(RealmCount, data, 'analytics_realmcount')
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bulk_import_model(data, RealmCount)
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|
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fix_datetime_fields(data, 'analytics_usercount')
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|
re_map_foreign_keys(data, 'analytics_usercount', 'realm', related_table="realm")
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re_map_foreign_keys(data, 'analytics_usercount', 'user', related_table="user_profile")
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update_model_ids(UserCount, data, 'analytics_usercount')
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|
bulk_import_model(data, UserCount)
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|
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fix_datetime_fields(data, 'analytics_streamcount')
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|
re_map_foreign_keys(data, 'analytics_streamcount', 'realm', related_table="realm")
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|
re_map_foreign_keys(data, 'analytics_streamcount', 'stream', related_table="stream")
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|
update_model_ids(StreamCount, data, 'analytics_streamcount')
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|
bulk_import_model(data, StreamCount)
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