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Merge branch 'develop' into pushers

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This commit is contained in:
David Baker 2014-11-20 18:25:31 +00:00
commit 58f82e2e54
8 changed files with 373 additions and 342 deletions
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2
synapse/app/homeserver.py
View File

@ -26,7 +26,7 @@ from twisted.web.server import Site
from synapse.http.server import JsonResource, RootRedirect
from synapse.http.content_repository import ContentRepoResource
from synapse.http.server_key_resource import LocalKey
from synapse.http.client import MatrixFederationHttpClient
from synapse.http.matrixfederationclient import MatrixFederationHttpClient
from synapse.api.urls import (
CLIENT_PREFIX, FEDERATION_PREFIX, WEB_CLIENT_PREFIX, CONTENT_REPO_PREFIX,
SERVER_KEY_PREFIX,

6
synapse/crypto/keyclient.py
View File

@ -17,7 +17,7 @@
from twisted.web.http import HTTPClient
from twisted.internet.protocol import Factory
from twisted.internet import defer, reactor
from synapse.http.endpoint import matrix_endpoint
from synapse.http.endpoint import matrix_federation_endpoint
from synapse.util.logcontext import PreserveLoggingContext
import json
import logging
@ -31,7 +31,7 @@ def fetch_server_key(server_name, ssl_context_factory):
"""Fetch the keys for a remote server."""
factory = SynapseKeyClientFactory()
endpoint = matrix_endpoint(
endpoint = matrix_federation_endpoint(
reactor, server_name, ssl_context_factory, timeout=30
)
@ -48,7 +48,7 @@ def fetch_server_key(server_name, ssl_context_factory):
class SynapseKeyClientError(Exception):
"""The key wasn't retireved from the remote server."""
"""The key wasn't retrieved from the remote server."""
pass

13
synapse/handlers/login.py
View File

@ -23,7 +23,6 @@ import synapse.util.emailutils as emailutils
import bcrypt
import logging
import urllib
logger = logging.getLogger(__name__)
@ -99,8 +98,14 @@ class LoginHandler(BaseHandler):
def _query_email(self, email):
httpCli = SimpleHttpClient(self.hs)
data = yield httpCli.get_json(
'matrix.org:8090', # TODO FIXME This should be configurable.
"/_matrix/identity/api/v1/lookup?medium=email&address=" +
"%s" % urllib.quote(email)
# TODO FIXME This should be configurable.
# XXX: ID servers need to use HTTPS
"http://%s%s" % (
"matrix.org:8090", "/_matrix/identity/api/v1/lookup"
),
{
'medium': 'email',
'address': email
}
)
defer.returnValue(data)

23
synapse/handlers/register.py
View File

@ -133,7 +133,7 @@ class RegistrationHandler(BaseHandler):
if not threepid:
raise RegistrationError(400, "Couldn't validate 3pid")
logger.info("got threepid medium %s address %s",
logger.info("got threepid with medium '%s' and address '%s'",
threepid['medium'], threepid['address'])
@defer.inlineCallbacks
@ -167,8 +167,11 @@ class RegistrationHandler(BaseHandler):
'credentials', creds['idServer'])
defer.returnValue(None)
data = yield httpCli.get_json(
creds['idServer'],
"/_matrix/identity/api/v1/3pid/getValidated3pid",
# XXX: This should be HTTPS
"http://%s%s" % (
creds['idServer'],
"/_matrix/identity/api/v1/3pid/getValidated3pid"
),
{'sid': creds['sid'], 'clientSecret': creds['clientSecret']}
)
@ -178,16 +181,21 @@ class RegistrationHandler(BaseHandler):
@defer.inlineCallbacks
def _bind_threepid(self, creds, mxid):
yield
logger.debug("binding threepid")
httpCli = SimpleHttpClient(self.hs)
data = yield httpCli.post_urlencoded_get_json(
creds['idServer'],
"/_matrix/identity/api/v1/3pid/bind",
# XXX: Change when ID servers are all HTTPS
"http://%s%s" % (
creds['idServer'], "/_matrix/identity/api/v1/3pid/bind"
),
{
'sid': creds['sid'],
'clientSecret': creds['clientSecret'],
'mxid': mxid,
}
)
logger.debug("bound threepid")
defer.returnValue(data)
@defer.inlineCallbacks
@ -215,10 +223,7 @@ class RegistrationHandler(BaseHandler):
# each request
client = CaptchaServerHttpClient(self.hs)
data = yield client.post_urlencoded_get_raw(
"www.google.com:80",
"/recaptcha/api/verify",
# twisted dislikes google's response, no content length.
accept_partial=True,
"http://www.google.com:80/recaptcha/api/verify",
args={
'privatekey': private_key,
'remoteip': ip_addr,

354
synapse/http/client.py
View File

@ -15,168 +15,45 @@
from twisted.internet import defer, reactor
from twisted.internet.error import DNSLookupError
from twisted.web.client import (
_AgentBase, _URI, readBody, FileBodyProducer, PartialDownloadError
Agent, readBody, FileBodyProducer, PartialDownloadError
)
from twisted.web.http_headers import Headers
from synapse.http.endpoint import matrix_endpoint
from synapse.util.async import sleep
from synapse.util.logcontext import PreserveLoggingContext
from syutil.jsonutil import encode_canonical_json
from synapse.api.errors import CodeMessageException, SynapseError
from syutil.crypto.jsonsign import sign_json
from StringIO import StringIO
import json
import logging
import urllib
import urlparse
logger = logging.getLogger(__name__)
class MatrixHttpAgent(_AgentBase):
def __init__(self, reactor, pool=None):
_AgentBase.__init__(self, reactor, pool)
def request(self, destination, endpoint, method, path, params, query,
headers, body_producer):
host = b""
port = 0
fragment = b""
parsed_URI = _URI(b"http", destination, host, port, path, params,
query, fragment)
# Set the connection pool key to be the destination.
key = destination
return self._requestWithEndpoint(key, endpoint, method, parsed_URI,
headers, body_producer,
parsed_URI.originForm)
class BaseHttpClient(object):
"""Base class for HTTP clients using twisted.
class SimpleHttpClient(object):
"""
A simple, no-frills HTTP client with methods that wrap up common ways of
using HTTP in Matrix
"""
def __init__(self, hs):
self.agent = MatrixHttpAgent(reactor)
self.hs = hs
# The default context factory in Twisted 14.0.0 (which we require) is
# BrowserLikePolicyForHTTPS which will do regular cert validation
# 'like a browser'
self.agent = Agent(reactor)
@defer.inlineCallbacks
def _create_request(self, destination, method, path_bytes,
body_callback, headers_dict={}, param_bytes=b"",
query_bytes=b"", retry_on_dns_fail=True):
""" Creates and sends a request to the given url
"""
headers_dict[b"User-Agent"] = [b"Synapse"]
headers_dict[b"Host"] = [destination]
url_bytes = urlparse.urlunparse(
("", "", path_bytes, param_bytes, query_bytes, "",)
)
logger.debug("Sending request to %s: %s %s",
destination, method, url_bytes)
logger.debug(
"Types: %s",
[
type(destination), type(method), type(path_bytes),
type(param_bytes),
type(query_bytes)
]
)
retries_left = 5
endpoint = self._getEndpoint(reactor, destination)
while True:
producer = None
if body_callback:
producer = body_callback(method, url_bytes, headers_dict)
try:
with PreserveLoggingContext():
response = yield self.agent.request(
destination,
endpoint,
method,
path_bytes,
param_bytes,
query_bytes,
Headers(headers_dict),
producer
)
logger.debug("Got response to %s", method)
break
except Exception as e:
if not retry_on_dns_fail and isinstance(e, DNSLookupError):
logger.warn("DNS Lookup failed to %s with %s", destination,
e)
raise SynapseError(400, "Domain specified not found.")
logger.exception("Got error in _create_request")
_print_ex(e)
if retries_left:
yield sleep(2 ** (5 - retries_left))
retries_left -= 1
else:
raise
if 200 <= response.code < 300:
# We need to update the transactions table to say it was sent?
pass
else:
# :'(
# Update transactions table?
logger.error(
"Got response %d %s", response.code, response.phrase
)
raise CodeMessageException(
response.code, response.phrase
)
defer.returnValue(response)
class SimpleHttpClient(BaseHttpClient):
"""
A simple, no-frills HTTP client with methods that wrap up common ways of using HTTP in Matrix
"""
def _getEndpoint(self, reactor, destination):
return matrix_endpoint(reactor, destination, timeout=10)
@defer.inlineCallbacks
def post_urlencoded_get_json(self, destination, path, args={}):
def post_urlencoded_get_json(self, uri, args={}):
logger.debug("post_urlencoded_get_json args: %s", args)
query_bytes = urllib.urlencode(args, True)
def body_callback(method, url_bytes, headers_dict):
return FileBodyProducer(StringIO(query_bytes))
response = yield self._create_request(
destination.encode("ascii"),
response = yield self.agent.request(
"POST",
path.encode("ascii"),
body_callback=body_callback,
headers_dict={
uri.encode("ascii"),
headers=Headers({
"Content-Type": ["application/x-www-form-urlencoded"]
}
}),
bodyProducer=FileBodyProducer(StringIO(query_bytes))
)
body = yield readBody(response)
@ -184,12 +61,11 @@ class SimpleHttpClient(BaseHttpClient):
defer.returnValue(json.loads(body))
@defer.inlineCallbacks
def get_json(self, destination, path, args={}, retry_on_dns_fail=True):
def get_json(self, uri, args={}):
""" Get's some json from the given host and path
Args:
destination (str): The remote server to send the HTTP request to.
path (str): The HTTP path.
uri (str): The URI to request, not including query parameters
args (dict): A dictionary used to create query strings, defaults to
None.
**Note**: The value of each key is assumed to be an iterable
@ -201,18 +77,15 @@ class SimpleHttpClient(BaseHttpClient):
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
"""
logger.debug("get_json args: %s", args)
query_bytes = urllib.urlencode(args, True)
logger.debug("Query bytes: %s Retry DNS: %s", args, retry_on_dns_fail)
yield
if len(args):
query_bytes = urllib.urlencode(args, True)
uri = "%s?%s" % (uri, query_bytes)
response = yield self._create_request(
destination.encode("ascii"),
response = yield self.agent.request(
"GET",
path.encode("ascii"),
query_bytes=query_bytes,
retry_on_dns_fail=retry_on_dns_fail,
body_callback=None
uri.encode("ascii"),
)
body = yield readBody(response)
@ -220,174 +93,30 @@ class SimpleHttpClient(BaseHttpClient):
defer.returnValue(json.loads(body))
class MatrixFederationHttpClient(BaseHttpClient):
"""HTTP client used to talk to other homeservers over the federation protocol.
Send client certificates and signs requests.
Attributes:
agent (twisted.web.client.Agent): The twisted Agent used to send the
requests.
"""
def __init__(self, hs):
self.signing_key = hs.config.signing_key[0]
self.server_name = hs.hostname
BaseHttpClient.__init__(self, hs)
def sign_request(self, destination, method, url_bytes, headers_dict,
content=None):
request = {
"method": method,
"uri": url_bytes,
"origin": self.server_name,
"destination": destination,
}
if content is not None:
request["content"] = content
request = sign_json(request, self.server_name, self.signing_key)
auth_headers = []
for key, sig in request["signatures"][self.server_name].items():
auth_headers.append(bytes(
"X-Matrix origin=%s,key=\"%s\",sig=\"%s\"" % (
self.server_name, key, sig,
)
))
headers_dict[b"Authorization"] = auth_headers
@defer.inlineCallbacks
def put_json(self, destination, path, data={}, json_data_callback=None):
""" Sends the specifed json data using PUT
Args:
destination (str): The remote server to send the HTTP request
to.
path (str): The HTTP path.
data (dict): A dict containing the data that will be used as
the request body. This will be encoded as JSON.
json_data_callback (callable): A callable returning the dict to
use as the request body.
Returns:
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body. On a 4xx or 5xx error response a
CodeMessageException is raised.
"""
if not json_data_callback:
def json_data_callback():
return data
def body_callback(method, url_bytes, headers_dict):
json_data = json_data_callback()
self.sign_request(
destination, method, url_bytes, headers_dict, json_data
)
producer = _JsonProducer(json_data)
return producer
response = yield self._create_request(
destination.encode("ascii"),
"PUT",
path.encode("ascii"),
body_callback=body_callback,
headers_dict={"Content-Type": ["application/json"]},
)
logger.debug("Getting resp body")
body = yield readBody(response)
logger.debug("Got resp body")
defer.returnValue((response.code, body))
@defer.inlineCallbacks
def get_json(self, destination, path, args={}, retry_on_dns_fail=True):
""" Get's some json from the given host homeserver and path
Args:
destination (str): The remote server to send the HTTP request
to.
path (str): The HTTP path.
args (dict): A dictionary used to create query strings, defaults to
None.
**Note**: The value of each key is assumed to be an iterable
and *not* a string.
Returns:
Deferred: Succeeds when we get *any* HTTP response.
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
"""
logger.debug("get_json args: %s", args)
encoded_args = {}
for k, vs in args.items():
if isinstance(vs, basestring):
vs = [vs]
encoded_args[k] = [v.encode("UTF-8") for v in vs]
query_bytes = urllib.urlencode(encoded_args, True)
logger.debug("Query bytes: %s Retry DNS: %s", args, retry_on_dns_fail)
def body_callback(method, url_bytes, headers_dict):
self.sign_request(destination, method, url_bytes, headers_dict)
return None
response = yield self._create_request(
destination.encode("ascii"),
"GET",
path.encode("ascii"),
query_bytes=query_bytes,
body_callback=body_callback,
retry_on_dns_fail=retry_on_dns_fail
)
body = yield readBody(response)
defer.returnValue(json.loads(body))
def _getEndpoint(self, reactor, destination):
return matrix_endpoint(
reactor, destination, timeout=10,
ssl_context_factory=self.hs.tls_context_factory
)
class CaptchaServerHttpClient(BaseHttpClient):
class CaptchaServerHttpClient(SimpleHttpClient):
"""
Separate HTTP client for talking to google's captcha servers
Only slightly special because accepts partial download responses
"""
def _getEndpoint(self, reactor, destination):
return matrix_endpoint(reactor, destination, timeout=10)
@defer.inlineCallbacks
def post_urlencoded_get_raw(self, destination, path, args={}):
def post_urlencoded_get_raw(self, url, args={}):
query_bytes = urllib.urlencode(args, True)
def body_callback(method, url_bytes, headers_dict):
return FileBodyProducer(StringIO(query_bytes))
response = yield self._create_request(
destination.encode("ascii"),
response = yield self.agent.request(
"POST",
path.encode("ascii"),
body_callback=body_callback,
headers_dict={
url.encode("ascii"),
bodyProducer=FileBodyProducer(StringIO(query_bytes)),
headers=Headers({
"Content-Type": ["application/x-www-form-urlencoded"]
}
})
)
try:
body = yield readBody(response)
defer.returnValue(body)
except PartialDownloadError as e:
# twisted dislikes google's response, no content length.
defer.returnValue(e.response)
@ -397,24 +126,3 @@ def _print_ex(e):
_print_ex(ex)
else:
logger.exception(e)
class _JsonProducer(object):
""" Used by the twisted http client to create the HTTP body from json
"""
def __init__(self, jsn):
self.reset(jsn)
def reset(self, jsn):
self.body = encode_canonical_json(jsn)
self.length = len(self.body)
def startProducing(self, consumer):
consumer.write(self.body)
return defer.succeed(None)
def pauseProducing(self):
pass
def stopProducing(self):
pass

4
synapse/http/endpoint.py
View File

@ -27,8 +27,8 @@ import random
logger = logging.getLogger(__name__)
def matrix_endpoint(reactor, destination, ssl_context_factory=None,
timeout=None):
def matrix_federation_endpoint(reactor, destination, ssl_context_factory=None,
timeout=None):
"""Construct an endpoint for the given matrix destination.
Args:

308
synapse/http/matrixfederationclient.py Normal file
View File

@ -0,0 +1,308 @@
# -*- coding: utf-8 -*-
# Copyright 2014 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer, reactor
from twisted.internet.error import DNSLookupError
from twisted.web.client import readBody, _AgentBase, _URI
from twisted.web.http_headers import Headers
from synapse.http.endpoint import matrix_federation_endpoint
from synapse.util.async import sleep
from synapse.util.logcontext import PreserveLoggingContext
from syutil.jsonutil import encode_canonical_json
from synapse.api.errors import CodeMessageException, SynapseError
from syutil.crypto.jsonsign import sign_json
import json
import logging
import urllib
import urlparse
logger = logging.getLogger(__name__)
class MatrixFederationHttpAgent(_AgentBase):
def __init__(self, reactor, pool=None):
_AgentBase.__init__(self, reactor, pool)
def request(self, destination, endpoint, method, path, params, query,
headers, body_producer):
host = b""
port = 0
fragment = b""
parsed_URI = _URI(b"http", destination, host, port, path, params,
query, fragment)
# Set the connection pool key to be the destination.
key = destination
return self._requestWithEndpoint(key, endpoint, method, parsed_URI,
headers, body_producer,
parsed_URI.originForm)
class MatrixFederationHttpClient(object):
"""HTTP client used to talk to other homeservers over the federation
protocol. Send client certificates and signs requests.
Attributes:
agent (twisted.web.client.Agent): The twisted Agent used to send the
requests.
"""
def __init__(self, hs):
self.hs = hs
self.signing_key = hs.config.signing_key[0]
self.server_name = hs.hostname
self.agent = MatrixFederationHttpAgent(reactor)
@defer.inlineCallbacks
def _create_request(self, destination, method, path_bytes,
body_callback, headers_dict={}, param_bytes=b"",
query_bytes=b"", retry_on_dns_fail=True):
""" Creates and sends a request to the given url
"""
headers_dict[b"User-Agent"] = [b"Synapse"]
headers_dict[b"Host"] = [destination]
url_bytes = urlparse.urlunparse(
("", "", path_bytes, param_bytes, query_bytes, "",)
)
logger.debug("Sending request to %s: %s %s",
destination, method, url_bytes)
logger.debug(
"Types: %s",
[
type(destination), type(method), type(path_bytes),
type(param_bytes),
type(query_bytes)
]
)
retries_left = 5
endpoint = self._getEndpoint(reactor, destination)
while True:
producer = None
if body_callback:
producer = body_callback(method, url_bytes, headers_dict)
try:
with PreserveLoggingContext():
response = yield self.agent.request(
destination,
endpoint,
method,
path_bytes,
param_bytes,
query_bytes,
Headers(headers_dict),
producer
)
logger.debug("Got response to %s", method)
break
except Exception as e:
if not retry_on_dns_fail and isinstance(e, DNSLookupError):
logger.warn("DNS Lookup failed to %s with %s", destination,
e)
raise SynapseError(400, "Domain specified not found.")
logger.exception("Got error in _create_request")
_print_ex(e)
if retries_left:
yield sleep(2 ** (5 - retries_left))
retries_left -= 1
else:
raise
if 200 <= response.code < 300:
# We need to update the transactions table to say it was sent?
pass
else:
# :'(
# Update transactions table?
logger.error(
"Got response %d %s", response.code, response.phrase
)
raise CodeMessageException(
response.code, response.phrase
)
defer.returnValue(response)
def sign_request(self, destination, method, url_bytes, headers_dict,
content=None):
request = {
"method": method,
"uri": url_bytes,
"origin": self.server_name,
"destination": destination,
}
if content is not None:
request["content"] = content
request = sign_json(request, self.server_name, self.signing_key)
auth_headers = []
for key, sig in request["signatures"][self.server_name].items():
auth_headers.append(bytes(
"X-Matrix origin=%s,key=\"%s\",sig=\"%s\"" % (
self.server_name, key, sig,
)
))
headers_dict[b"Authorization"] = auth_headers
@defer.inlineCallbacks
def put_json(self, destination, path, data={}, json_data_callback=None):
""" Sends the specifed json data using PUT
Args:
destination (str): The remote server to send the HTTP request
to.
path (str): The HTTP path.
data (dict): A dict containing the data that will be used as
the request body. This will be encoded as JSON.
json_data_callback (callable): A callable returning the dict to
use as the request body.
Returns:
Deferred: Succeeds when we get a 2xx HTTP response. The result
will be the decoded JSON body. On a 4xx or 5xx error response a
CodeMessageException is raised.
"""
if not json_data_callback:
def json_data_callback():
return data
def body_callback(method, url_bytes, headers_dict):
json_data = json_data_callback()
self.sign_request(
destination, method, url_bytes, headers_dict, json_data
)
producer = _JsonProducer(json_data)
return producer
response = yield self._create_request(
destination.encode("ascii"),
"PUT",
path.encode("ascii"),
body_callback=body_callback,
headers_dict={"Content-Type": ["application/json"]},
)
logger.debug("Getting resp body")
body = yield readBody(response)
logger.debug("Got resp body")
defer.returnValue((response.code, body))
@defer.inlineCallbacks
def get_json(self, destination, path, args={}, retry_on_dns_fail=True):
""" Get's some json from the given host homeserver and path
Args:
destination (str): The remote server to send the HTTP request
to.
path (str): The HTTP path.
args (dict): A dictionary used to create query strings, defaults to
None.
**Note**: The value of each key is assumed to be an iterable
and *not* a string.
Returns:
Deferred: Succeeds when we get *any* HTTP response.
The result of the deferred is a tuple of `(code, response)`,
where `response` is a dict representing the decoded JSON body.
"""
logger.debug("get_json args: %s", args)
encoded_args = {}
for k, vs in args.items():
if isinstance(vs, basestring):
vs = [vs]
encoded_args[k] = [v.encode("UTF-8") for v in vs]
query_bytes = urllib.urlencode(encoded_args, True)
logger.debug("Query bytes: %s Retry DNS: %s", args, retry_on_dns_fail)
def body_callback(method, url_bytes, headers_dict):
self.sign_request(destination, method, url_bytes, headers_dict)
return None
response = yield self._create_request(
destination.encode("ascii"),
"GET",
path.encode("ascii"),
query_bytes=query_bytes,
body_callback=body_callback,
retry_on_dns_fail=retry_on_dns_fail
)
body = yield readBody(response)
defer.returnValue(json.loads(body))
def _getEndpoint(self, reactor, destination):
return matrix_federation_endpoint(
reactor, destination, timeout=10,
ssl_context_factory=self.hs.tls_context_factory
)
def _print_ex(e):
if hasattr(e, "reasons") and e.reasons:
for ex in e.reasons:
_print_ex(ex)
else:
logger.exception(e)
class _JsonProducer(object):
""" Used by the twisted http client to create the HTTP body from json
"""
def __init__(self, jsn):
self.reset(jsn)
def reset(self, jsn):
self.body = encode_canonical_json(jsn)
self.length = len(self.body)
def startProducing(self, consumer):
consumer.write(self.body)
return defer.succeed(None)
def pauseProducing(self):
pass
def stopProducing(self):
pass

5
synapse/rest/register.py
View File

@ -222,6 +222,7 @@ class RegisterRestServlet(RestServlet):
threepidCreds = register_json['threepidCreds']
handler = self.handlers.registration_handler
logger.debug("Registering email. threepidcreds: %s" % (threepidCreds))
yield handler.register_email(threepidCreds)
session["threepidCreds"] = threepidCreds # store creds for next stage
session[LoginType.EMAIL_IDENTITY] = True # mark email as done
@ -232,6 +233,7 @@ class RegisterRestServlet(RestServlet):
@defer.inlineCallbacks
def _do_password(self, request, register_json, session):
yield
if (self.hs.config.enable_registration_captcha and
not session[LoginType.RECAPTCHA]):
# captcha should've been done by this stage!
@ -259,6 +261,9 @@ class RegisterRestServlet(RestServlet):
)
if session[LoginType.EMAIL_IDENTITY]:
logger.debug("Binding emails %s to %s" % (
session["threepidCreds"], user_id)
)
yield handler.bind_emails(user_id, session["threepidCreds"])
result = {