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Bugfixes

Browse Source 
--------
 
 - Fix a regression introduced in v1.2.0rc1 which led to incorrect labels on some prometheus metrics. ([\#5734](https://github.com/matrix-org/synapse/issues/5734))
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Merge tag 'v1.2.0rc2' into develop

Bugfixes
--------

- Fix a regression introduced in v1.2.0rc1 which led to incorrect labels on some prometheus metrics. ([\#5734](https://github.com/matrix-org/synapse/issues/5734))
This commit is contained in:
Andrew Morgan 2019-07-24 13:47:51 +01:00
commit baf081cd3b
11 changed files with 101 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
CHANGES.md
View File

@ -1,3 +1,12 @@
Synapse 1.2.0rc2 (2019-07-24)
=============================
Bugfixes
--------
- Fix a regression introduced in v1.2.0rc1 which led to incorrect labels on some prometheus metrics. ([\#5734](https://github.com/matrix-org/synapse/issues/5734))
Synapse 1.2.0rc1 (2019-07-22)
=============================

2
synapse/__init__.py
View File

@ -35,4 +35,4 @@ try:
except ImportError:
pass
__version__ = "1.2.0rc1"
__version__ = "1.2.0rc2"

4
synapse/federation/transport/server.py
View File

@ -325,7 +325,9 @@ class BaseFederationServlet(object):
if code is None:
continue
server.register_paths(method, (pattern,), self._wrap(code))
server.register_paths(
method, (pattern,), self._wrap(code), self.__class__.__name__
)
class FederationSendServlet(BaseFederationServlet):

41
synapse/http/server.py
View File

@ -245,7 +245,9 @@ class JsonResource(HttpServer, resource.Resource):
isLeaf = True
_PathEntry = collections.namedtuple("_PathEntry", ["pattern", "callback"])
_PathEntry = collections.namedtuple(
"_PathEntry", ["pattern", "callback", "servlet_classname"]
)
def __init__(self, hs, canonical_json=True):
resource.Resource.__init__(self)
@ -255,12 +257,28 @@ class JsonResource(HttpServer, resource.Resource):
self.path_regexs = {}
self.hs = hs
def register_paths(self, method, path_patterns, callback):
def register_paths(self, method, path_patterns, callback, servlet_classname):
"""
Registers a request handler against a regular expression. Later request URLs are
checked against these regular expressions in order to identify an appropriate
handler for that request.
Args:
method (str): GET, POST etc
path_patterns (Iterable[str]): A list of regular expressions to which
the request URLs are compared.
callback (function): The handler for the request. Usually a Servlet
servlet_classname (str): The name of the handler to be used in prometheus
and opentracing logs.
"""
method = method.encode("utf-8") # method is bytes on py3
for path_pattern in path_patterns:
logger.debug("Registering for %s %s", method, path_pattern.pattern)
self.path_regexs.setdefault(method, []).append(
self._PathEntry(path_pattern, callback)
self._PathEntry(path_pattern, callback, servlet_classname)
)
def render(self, request):
@ -275,13 +293,9 @@ class JsonResource(HttpServer, resource.Resource):
This checks if anyone has registered a callback for that method and
path.
"""
callback, group_dict = self._get_handler_for_request(request)
callback, servlet_classname, group_dict = self._get_handler_for_request(request)
servlet_instance = getattr(callback, "__self__", None)
if servlet_instance is not None:
servlet_classname = servlet_instance.__class__.__name__
else:
servlet_classname = "%r" % callback
# Make sure we have a name for this handler in prometheus.
request.request_metrics.name = servlet_classname
# Now trigger the callback. If it returns a response, we send it
@ -311,7 +325,8 @@ class JsonResource(HttpServer, resource.Resource):
request (twisted.web.http.Request):
Returns:
Tuple[Callable, dict[unicode, unicode]]: callback method, and the
Tuple[Callable, str, dict[unicode, unicode]]: callback method, the
label to use for that method in prometheus metrics, and the
dict mapping keys to path components as specified in the
handler's path match regexp.
@ -320,7 +335,7 @@ class JsonResource(HttpServer, resource.Resource):
None, or a tuple of (http code, response body).
"""
if request.method == b"OPTIONS":
return _options_handler, {}
return _options_handler, "options_request_handler", {}
# Loop through all the registered callbacks to check if the method
# and path regex match
@ -328,10 +343,10 @@ class JsonResource(HttpServer, resource.Resource):
m = path_entry.pattern.match(request.path.decode("ascii"))
if m:
# We found a match!
return path_entry.callback, m.groupdict()
return path_entry.callback, path_entry.servlet_classname, m.groupdict()
# Huh. No one wanted to handle that? Fiiiiiine. Send 400.
return _unrecognised_request_handler, {}
return _unrecognised_request_handler, "unrecognised_request_handler", {}
def _send_response(
self, request, code, response_json_object, response_code_message=None

4
synapse/http/servlet.py
View File

@ -290,11 +290,13 @@ class RestServlet(object):
for method in ("GET", "PUT", "POST", "OPTIONS", "DELETE"):
if hasattr(self, "on_%s" % (method,)):
servlet_classname = self.__class__.__name__
method_handler = getattr(self, "on_%s" % (method,))
http_server.register_paths(
method,
patterns,
trace_servlet(self.__class__.__name__, method_handler),
trace_servlet(servlet_classname, method_handler),
servlet_classname,
)
else:

2
synapse/replication/http/_base.py
View File

@ -205,7 +205,7 @@ class ReplicationEndpoint(object):
args = "/".join("(?P<%s>[^/]+)" % (arg,) for arg in url_args)
pattern = re.compile("^/_synapse/replication/%s/%s$" % (self.NAME, args))
http_server.register_paths(method, [pattern], handler)
http_server.register_paths(method, [pattern], handler, self.__class__.__name__)
def _cached_handler(self, request, txn_id, **kwargs):
"""Called on new incoming requests when caching is enabled. Checks

9
synapse/rest/admin/server_notice_servlet.py
View File

@ -59,9 +59,14 @@ class SendServerNoticeServlet(RestServlet):
def register(self, json_resource):
PATTERN = "^/_synapse/admin/v1/send_server_notice"
json_resource.register_paths("POST", (re.compile(PATTERN + "$"),), self.on_POST)
json_resource.register_paths(
"PUT", (re.compile(PATTERN + "/(?P<txn_id>[^/]*)$"),), self.on_PUT
"POST", (re.compile(PATTERN + "$"),), self.on_POST, self.__class__.__name__
)
json_resource.register_paths(
"PUT",
(re.compile(PATTERN + "/(?P<txn_id>[^/]*)$"),),
self.on_PUT,
self.__class__.__name__,
)
@defer.inlineCallbacks

37
synapse/rest/client/v1/room.py
View File

@ -67,11 +67,17 @@ class RoomCreateRestServlet(TransactionRestServlet):
register_txn_path(self, PATTERNS, http_server)
# define CORS for all of /rooms in RoomCreateRestServlet for simplicity
http_server.register_paths(
"OPTIONS", client_patterns("/rooms(?:/.*)?$", v1=True), self.on_OPTIONS
"OPTIONS",
client_patterns("/rooms(?:/.*)?$", v1=True),
self.on_OPTIONS,
self.__class__.__name__,
)
# define CORS for /createRoom[/txnid]
http_server.register_paths(
"OPTIONS", client_patterns("/createRoom(?:/.*)?$", v1=True), self.on_OPTIONS
"OPTIONS",
client_patterns("/createRoom(?:/.*)?$", v1=True),
self.on_OPTIONS,
self.__class__.__name__,
)
def on_PUT(self, request, txn_id):
@ -116,16 +122,28 @@ class RoomStateEventRestServlet(TransactionRestServlet):
)
http_server.register_paths(
"GET", client_patterns(state_key, v1=True), self.on_GET
"GET",
client_patterns(state_key, v1=True),
self.on_GET,
self.__class__.__name__,
)
http_server.register_paths(
"PUT", client_patterns(state_key, v1=True), self.on_PUT
"PUT",
client_patterns(state_key, v1=True),
self.on_PUT,
self.__class__.__name__,
)
http_server.register_paths(
"GET", client_patterns(no_state_key, v1=True), self.on_GET_no_state_key
"GET",
client_patterns(no_state_key, v1=True),
self.on_GET_no_state_key,
self.__class__.__name__,
)
http_server.register_paths(
"PUT", client_patterns(no_state_key, v1=True), self.on_PUT_no_state_key
"PUT",
client_patterns(no_state_key, v1=True),
self.on_PUT_no_state_key,
self.__class__.__name__,
)
def on_GET_no_state_key(self, request, room_id, event_type):
@ -845,18 +863,23 @@ def register_txn_path(servlet, regex_string, http_server, with_get=False):
with_get: True to also register respective GET paths for the PUTs.
"""
http_server.register_paths(
"POST", client_patterns(regex_string + "$", v1=True), servlet.on_POST
"POST",
client_patterns(regex_string + "$", v1=True),
servlet.on_POST,
servlet.__class__.__name__,
)
http_server.register_paths(
"PUT",
client_patterns(regex_string + "/(?P<txn_id>[^/]*)$", v1=True),
servlet.on_PUT,
servlet.__class__.__name__,
)
if with_get:
http_server.register_paths(
"GET",
client_patterns(regex_string + "/(?P<txn_id>[^/]*)$", v1=True),
servlet.on_GET,
servlet.__class__.__name__,
)

2
synapse/rest/client/v2_alpha/relations.py
View File

@ -72,11 +72,13 @@ class RelationSendServlet(RestServlet):
"POST",
client_patterns(self.PATTERN + "$", releases=()),
self.on_PUT_or_POST,
self.__class__.__name__,
)
http_server.register_paths(
"PUT",
client_patterns(self.PATTERN + "/(?P<txn_id>[^/]*)$", releases=()),
self.on_PUT,
self.__class__.__name__,
)
def on_PUT(self, request, *args, **kwargs):

21
tests/test_server.py
View File

@ -61,7 +61,10 @@ class JsonResourceTests(unittest.TestCase):
res = JsonResource(self.homeserver)
res.register_paths(
"GET", [re.compile("^/_matrix/foo/(?P<room_id>[^/]*)$")], _callback
"GET",
[re.compile("^/_matrix/foo/(?P<room_id>[^/]*)$")],
_callback,
"test_servlet",
)
request, channel = make_request(
@ -82,7 +85,9 @@ class JsonResourceTests(unittest.TestCase):
raise Exception("boo")
res = JsonResource(self.homeserver)
res.register_paths("GET", [re.compile("^/_matrix/foo$")], _callback)
res.register_paths(
"GET", [re.compile("^/_matrix/foo$")], _callback, "test_servlet"
)
request, channel = make_request(self.reactor, b"GET", b"/_matrix/foo")
render(request, res, self.reactor)
@ -105,7 +110,9 @@ class JsonResourceTests(unittest.TestCase):
return make_deferred_yieldable(d)
res = JsonResource(self.homeserver)
res.register_paths("GET", [re.compile("^/_matrix/foo$")], _callback)
res.register_paths(
"GET", [re.compile("^/_matrix/foo$")], _callback, "test_servlet"
)
request, channel = make_request(self.reactor, b"GET", b"/_matrix/foo")
render(request, res, self.reactor)
@ -122,7 +129,9 @@ class JsonResourceTests(unittest.TestCase):
raise SynapseError(403, "Forbidden!!one!", Codes.FORBIDDEN)
res = JsonResource(self.homeserver)
res.register_paths("GET", [re.compile("^/_matrix/foo$")], _callback)
res.register_paths(
"GET", [re.compile("^/_matrix/foo$")], _callback, "test_servlet"
)
request, channel = make_request(self.reactor, b"GET", b"/_matrix/foo")
render(request, res, self.reactor)
@ -143,7 +152,9 @@ class JsonResourceTests(unittest.TestCase):
self.fail("shouldn't ever get here")
res = JsonResource(self.homeserver)
res.register_paths("GET", [re.compile("^/_matrix/foo$")], _callback)
res.register_paths(
"GET", [re.compile("^/_matrix/foo$")], _callback, "test_servlet"
)
request, channel = make_request(self.reactor, b"GET", b"/_matrix/foobar")
render(request, res, self.reactor)

2
tests/utils.py
View File

@ -471,7 +471,7 @@ class MockHttpResource(HttpServer):
raise KeyError("No event can handle %s" % path)
def register_paths(self, method, path_patterns, callback):
def register_paths(self, method, path_patterns, callback, servlet_name):
for path_pattern in path_patterns:
self.callbacks.append((method, path_pattern, callback))