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Merge remote-tracking branch 'origin/develop' into rav/optimise_logging_context

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This commit is contained in:
Richard van der Hoff 2018-01-17 10:57:13 +00:00
commit 38506773eb
4 changed files with 69 additions and 25 deletions
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2
synapse/config/tls.py
View File

@ -96,7 +96,7 @@ class TlsConfig(Config):
# certificates returned by this server match one of the fingerprints.
#
# Synapse automatically adds the fingerprint of its own certificate
# to the list. So if federation traffic is handle directly by synapse
# to the list. So if federation traffic is handled directly by synapse
# then no modification to the list is required.
#
# If synapse is run behind a load balancer that handles the TLS then it

52
synapse/rest/media/v1/media_repository.py
View File

@ -146,12 +146,10 @@ class MediaRepository(object):
media_length=content_length,
user_id=auth_user,
)
media_info = {
"media_type": media_type,
"media_length": content_length,
}
yield self._generate_thumbnails(None, media_id, media_info)
yield self._generate_thumbnails(
None, media_id, media_id, media_type,
)
defer.returnValue("mxc://%s/%s" % (self.server_name, media_id))
@ -227,6 +225,34 @@ class MediaRepository(object):
else:
respond_404(request)
@defer.inlineCallbacks
def get_remote_media_info(self, server_name, media_id):
"""Gets the media info associated with the remote file, downloading
if necessary.
Args:
server_name (str): Remote server_name where the media originated.
media_id (str): The media ID of the content (as defined by the
remote server).
Returns:
Deferred[dict]: The media_info of the file
"""
# We linearize here to ensure that we don't try and download remote
# media multiple times concurrently
key = (server_name, media_id)
with (yield self.remote_media_linearizer.queue(key)):
responder, media_info = yield self._get_remote_media_impl(
server_name, media_id,
)
# Ensure we actually use the responder so that it releases resources
if responder:
with responder:
pass
defer.returnValue(media_info)
@defer.inlineCallbacks
def _get_remote_media_impl(self, server_name, media_id):
"""Looks for media in local cache, if not there then attempt to
@ -257,6 +283,7 @@ class MediaRepository(object):
# If we have an entry in the DB, try and look for it
if media_info:
if media_info["quarantined_by"]:
logger.info("Media is quarantined")
raise NotFoundError()
responder = yield self.media_storage.fetch_media(file_info)
@ -384,7 +411,7 @@ class MediaRepository(object):
}
yield self._generate_thumbnails(
server_name, media_id, media_info
server_name, media_id, file_id, media_type,
)
defer.returnValue(media_info)
@ -496,21 +523,22 @@ class MediaRepository(object):
defer.returnValue(output_path)
@defer.inlineCallbacks
def _generate_thumbnails(self, server_name, media_id, media_info, url_cache=False):
def _generate_thumbnails(self, server_name, media_id, file_id, media_type,
url_cache=False):
"""Generate and store thumbnails for an image.
Args:
server_name (str|None): The server name if remote media, else None if local
media_id(str)
media_info(dict)
media_id (str): The media ID of the content. (This is the same as
the file_id for local content)
file_id (str): Local file ID
media_type (str): The content type of the file
url_cache (bool): If we are thumbnailing images downloaded for the URL cache,
used exclusively by the url previewer
Returns:
Deferred[dict]: Dict with "width" and "height" keys of original image
"""
media_type = media_info["media_type"]
file_id = media_info.get("filesystem_id")
requirements = self._get_thumbnail_requirements(media_type)
if not requirements:
return
@ -568,7 +596,7 @@ class MediaRepository(object):
try:
file_info = FileInfo(
server_name=server_name,
file_id=media_id,
file_id=file_id,
thumbnail=True,
thumbnail_width=t_width,
thumbnail_height=t_height,

8
synapse/rest/media/v1/preview_url_resource.py
View File

@ -185,8 +185,10 @@ class PreviewUrlResource(Resource):
logger.debug("got media_info of '%s'" % media_info)
if _is_media(media_info['media_type']):
file_id = media_info['filesystem_id']
dims = yield self.media_repo._generate_thumbnails(
None, media_info['filesystem_id'], media_info, url_cache=True,
None, file_id, file_id, media_info["media_type"],
url_cache=True,
)
og = {
@ -231,8 +233,10 @@ class PreviewUrlResource(Resource):
if _is_media(image_info['media_type']):
# TODO: make sure we don't choke on white-on-transparent images
file_id = image_info['filesystem_id']
dims = yield self.media_repo._generate_thumbnails(
None, image_info['filesystem_id'], image_info, url_cache=True,
None, file_id, file_id, image_info["media_type"],
url_cache=True,
)
if dims:
og["og:image:width"] = dims['width']

28
synapse/rest/media/v1/thumbnail_resource.py
View File

@ -84,7 +84,11 @@ class ThumbnailResource(Resource):
method, m_type):
media_info = yield self.store.get_local_media(media_id)
if not media_info or media_info["quarantined_by"]:
if not media_info:
respond_404(request)
return
if media_info["quarantined_by"]:
logger.info("Media is quarantined")
respond_404(request)
return
@ -111,6 +115,7 @@ class ThumbnailResource(Resource):
responder = yield self.media_storage.fetch_media(file_info)
yield respond_with_responder(request, responder, t_type, t_length)
else:
logger.info("Couldn't find any generated thumbnails")
respond_404(request)
@defer.inlineCallbacks
@ -119,7 +124,11 @@ class ThumbnailResource(Resource):
desired_type):
media_info = yield self.store.get_local_media(media_id)
if not media_info or media_info["quarantined_by"]:
if not media_info:
respond_404(request)
return
if media_info["quarantined_by"]:
logger.info("Media is quarantined")
respond_404(request)
return
@ -149,7 +158,7 @@ class ThumbnailResource(Resource):
yield respond_with_responder(request, responder, t_type, t_length)
return
logger.debug("We don't have a local thumbnail of that size. Generating")
logger.debug("We don't have a thumbnail of that size. Generating")
# Okay, so we generate one.
file_path = yield self.media_repo.generate_local_exact_thumbnail(
@ -159,13 +168,14 @@ class ThumbnailResource(Resource):
if file_path:
yield respond_with_file(request, desired_type, file_path)
else:
logger.warn("Failed to generate thumbnail")
respond_404(request)
@defer.inlineCallbacks
def _select_or_generate_remote_thumbnail(self, request, server_name, media_id,
desired_width, desired_height,
desired_method, desired_type):
media_info = yield self.media_repo.get_remote_media(server_name, media_id)
media_info = yield self.media_repo.get_remote_media_info(server_name, media_id)
thumbnail_infos = yield self.store.get_remote_media_thumbnails(
server_name, media_id,
@ -181,7 +191,7 @@ class ThumbnailResource(Resource):
if t_w and t_h and t_method and t_type:
file_info = FileInfo(
server_name=None, file_id=media_id,
server_name=server_name, file_id=media_info["filesystem_id"],
thumbnail=True,
thumbnail_width=info["thumbnail_width"],
thumbnail_height=info["thumbnail_height"],
@ -197,7 +207,7 @@ class ThumbnailResource(Resource):
yield respond_with_responder(request, responder, t_type, t_length)
return
logger.debug("We don't have a local thumbnail of that size. Generating")
logger.debug("We don't have a thumbnail of that size. Generating")
# Okay, so we generate one.
file_path = yield self.media_repo.generate_remote_exact_thumbnail(
@ -208,6 +218,7 @@ class ThumbnailResource(Resource):
if file_path:
yield respond_with_file(request, desired_type, file_path)
else:
logger.warn("Failed to generate thumbnail")
respond_404(request)
@defer.inlineCallbacks
@ -216,7 +227,7 @@ class ThumbnailResource(Resource):
# TODO: Don't download the whole remote file
# We should proxy the thumbnail from the remote server instead of
# downloading the remote file and generating our own thumbnails.
yield self.media_repo.get_remote_media(server_name, media_id)
media_info = yield self.media_repo.get_remote_media_info(server_name, media_id)
thumbnail_infos = yield self.store.get_remote_media_thumbnails(
server_name, media_id,
@ -227,7 +238,7 @@ class ThumbnailResource(Resource):
width, height, method, m_type, thumbnail_infos
)
file_info = FileInfo(
server_name=None, file_id=media_id,
server_name=server_name, file_id=media_info["filesystem_id"],
thumbnail=True,
thumbnail_width=thumbnail_info["thumbnail_width"],
thumbnail_height=thumbnail_info["thumbnail_height"],
@ -241,6 +252,7 @@ class ThumbnailResource(Resource):
responder = yield self.media_storage.fetch_media(file_info)
yield respond_with_responder(request, responder, t_type, t_length)
else:
logger.info("Failed to find any generated thumbnails")
respond_404(request)
def _select_thumbnail(self, desired_width, desired_height, desired_method,