zulip/zerver/lib/transfer.py

115 lines
4.0 KiB
Python

import logging
import multiprocessing
import os
from mimetypes import guess_type
import bmemcached
from django.conf import settings
from django.core.cache import cache
from django.db import connection
from zerver.lib.avatar_hash import user_avatar_path
from zerver.lib.upload import S3UploadBackend, upload_image_to_s3
from zerver.models import Attachment, RealmEmoji, UserProfile
s3backend = S3UploadBackend()
def transfer_uploads_to_s3(processes: int) -> None:
# TODO: Eventually, we'll want to add realm icon and logo
transfer_avatars_to_s3(processes)
transfer_message_files_to_s3(processes)
transfer_emoji_to_s3(processes)
def _transfer_avatar_to_s3(user: UserProfile) -> None:
avatar_path = user_avatar_path(user)
assert settings.LOCAL_UPLOADS_DIR is not None
file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "avatars", avatar_path) + ".original"
try:
with open(file_path, "rb") as f:
s3backend.upload_avatar_image(f, user, user)
logging.info("Uploaded avatar for %s in realm %s", user.id, user.realm.name)
except FileNotFoundError:
pass
def transfer_avatars_to_s3(processes: int) -> None:
users = list(UserProfile.objects.all())
if processes == 1:
for user in users:
_transfer_avatar_to_s3(user)
else: # nocoverage
connection.close()
_cache = getattr(cache, "_cache")
assert isinstance(_cache, bmemcached.Client)
_cache.disconnect_all()
with multiprocessing.Pool(processes) as p:
for out in p.imap_unordered(_transfer_avatar_to_s3, users):
pass
def _transfer_message_files_to_s3(attachment: Attachment) -> None:
assert settings.LOCAL_UPLOADS_DIR is not None
file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "files", attachment.path_id)
try:
with open(file_path, "rb") as f:
guessed_type = guess_type(attachment.file_name)[0]
upload_image_to_s3(
s3backend.uploads_bucket,
attachment.path_id,
guessed_type,
attachment.owner,
f.read(),
)
logging.info("Uploaded message file in path %s", file_path)
except FileNotFoundError: # nocoverage
pass
def transfer_message_files_to_s3(processes: int) -> None:
attachments = list(Attachment.objects.all())
if processes == 1:
for attachment in attachments:
_transfer_message_files_to_s3(attachment)
else: # nocoverage
connection.close()
_cache = getattr(cache, "_cache")
assert isinstance(_cache, bmemcached.Client)
_cache.disconnect_all()
with multiprocessing.Pool(processes) as p:
for out in p.imap_unordered(_transfer_message_files_to_s3, attachments):
pass
def _transfer_emoji_to_s3(realm_emoji: RealmEmoji) -> None:
if not realm_emoji.file_name or not realm_emoji.author:
return # nocoverage
emoji_path = RealmEmoji.PATH_ID_TEMPLATE.format(
realm_id=realm_emoji.realm.id,
emoji_file_name=realm_emoji.file_name,
)
assert settings.LOCAL_UPLOADS_DIR is not None
emoji_path = os.path.join(settings.LOCAL_UPLOADS_DIR, "avatars", emoji_path) + ".original"
try:
with open(emoji_path, "rb") as f:
s3backend.upload_emoji_image(f, realm_emoji.file_name, realm_emoji.author)
logging.info("Uploaded emoji file in path %s", emoji_path)
except FileNotFoundError: # nocoverage
pass
def transfer_emoji_to_s3(processes: int) -> None:
realm_emojis = list(RealmEmoji.objects.filter())
if processes == 1:
for realm_emoji in realm_emojis:
_transfer_emoji_to_s3(realm_emoji)
else: # nocoverage
connection.close()
_cache = getattr(cache, "_cache")
assert isinstance(_cache, bmemcached.Client)
_cache.disconnect_all()
with multiprocessing.Pool(processes) as p:
for out in p.imap_unordered(_transfer_emoji_to_s3, realm_emojis):
pass