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authorRichard van der Hoff <github@rvanderhoff.org.uk>2017-10-27 11:01:50 +0100
committerGitHub <noreply@github.com>2017-10-27 11:01:50 +0100
commit8b56977b6f4f34b5ad77f04a2544c153af9136c7 (patch)
tree2d2084622339e2228117f22beedf6058ad223056 /synapse/http/client.py
parentMerge pull request #2585 from matrix-org/rav/unstable_to_r0 (diff)
parentDocstring for post_urlencoded_get_json (diff)
downloadsynapse-8b56977b6f4f34b5ad77f04a2544c153af9136c7.tar.xz
Merge pull request #2586 from matrix-org/rav/frontend_proxy_auth_header
Front-end proxy: pass through auth header
Diffstat (limited to 'synapse/http/client.py')
-rw-r--r--synapse/http/client.py108
1 files changed, 80 insertions, 28 deletions
diff --git a/synapse/http/client.py b/synapse/http/client.py
index 6c7be57b16..4abb479ae3 100644
--- a/synapse/http/client.py
+++ b/synapse/http/client.py
@@ -114,19 +114,34 @@ class SimpleHttpClient(object):
             raise e
 
     @defer.inlineCallbacks
-    def post_urlencoded_get_json(self, uri, args={}):
+    def post_urlencoded_get_json(self, uri, args={}, headers=None):
+        """
+        Args:
+            uri (str):
+            args (dict[str, str|List[str]]): query params
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
+
+        Returns:
+            Deferred[object]: parsed json
+        """
+
         # TODO: Do we ever want to log message contents?
         logger.debug("post_urlencoded_get_json args: %s", args)
 
         query_bytes = urllib.urlencode(encode_urlencode_args(args), True)
 
+        actual_headers = {
+            b"Content-Type": [b"application/x-www-form-urlencoded"],
+            b"User-Agent": [self.user_agent],
+        }
+        if headers:
+            actual_headers.update(headers)
+
         response = yield self.request(
             "POST",
             uri.encode("ascii"),
-            headers=Headers({
-                b"Content-Type": [b"application/x-www-form-urlencoded"],
-                b"User-Agent": [self.user_agent],
-            }),
+            headers=Headers(actual_headers),
             bodyProducer=FileBodyProducer(StringIO(query_bytes))
         )
 
@@ -135,18 +150,33 @@ class SimpleHttpClient(object):
         defer.returnValue(json.loads(body))
 
     @defer.inlineCallbacks
-    def post_json_get_json(self, uri, post_json):
+    def post_json_get_json(self, uri, post_json, headers=None):
+        """
+
+        Args:
+            uri (str):
+            post_json (object):
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
+
+        Returns:
+            Deferred[object]: parsed json
+        """
         json_str = encode_canonical_json(post_json)
 
         logger.debug("HTTP POST %s -> %s", json_str, uri)
 
+        actual_headers = {
+            b"Content-Type": [b"application/json"],
+            b"User-Agent": [self.user_agent],
+        }
+        if headers:
+            actual_headers.update(headers)
+
         response = yield self.request(
             "POST",
             uri.encode("ascii"),
-            headers=Headers({
-                b"Content-Type": [b"application/json"],
-                b"User-Agent": [self.user_agent],
-            }),
+            headers=Headers(actual_headers),
             bodyProducer=FileBodyProducer(StringIO(json_str))
         )
 
@@ -160,7 +190,7 @@ class SimpleHttpClient(object):
         defer.returnValue(json.loads(body))
 
     @defer.inlineCallbacks
-    def get_json(self, uri, args={}):
+    def get_json(self, uri, args={}, headers=None):
         """ Gets some json from the given URI.
 
         Args:
@@ -169,6 +199,8 @@ class SimpleHttpClient(object):
                 None.
                 **Note**: The value of each key is assumed to be an iterable
                 and *not* a string.
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
         Returns:
             Deferred: Succeeds when we get *any* 2xx HTTP response, with the
             HTTP body as JSON.
@@ -177,13 +209,13 @@ class SimpleHttpClient(object):
             error message.
         """
         try:
-            body = yield self.get_raw(uri, args)
+            body = yield self.get_raw(uri, args, headers=headers)
             defer.returnValue(json.loads(body))
         except CodeMessageException as e:
             raise self._exceptionFromFailedRequest(e.code, e.msg)
 
     @defer.inlineCallbacks
-    def put_json(self, uri, json_body, args={}):
+    def put_json(self, uri, json_body, args={}, headers=None):
         """ Puts some json to the given URI.
 
         Args:
@@ -193,6 +225,8 @@ class SimpleHttpClient(object):
                 None.
                 **Note**: The value of each key is assumed to be an iterable
                 and *not* a string.
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
         Returns:
             Deferred: Succeeds when we get *any* 2xx HTTP response, with the
             HTTP body as JSON.
@@ -205,13 +239,17 @@ class SimpleHttpClient(object):
 
         json_str = encode_canonical_json(json_body)
 
+        actual_headers = {
+            b"Content-Type": [b"application/json"],
+            b"User-Agent": [self.user_agent],
+        }
+        if headers:
+            actual_headers.update(headers)
+
         response = yield self.request(
             "PUT",
             uri.encode("ascii"),
-            headers=Headers({
-                b"User-Agent": [self.user_agent],
-                "Content-Type": ["application/json"]
-            }),
+            headers=Headers(actual_headers),
             bodyProducer=FileBodyProducer(StringIO(json_str))
         )
 
@@ -226,7 +264,7 @@ class SimpleHttpClient(object):
             raise CodeMessageException(response.code, body)
 
     @defer.inlineCallbacks
-    def get_raw(self, uri, args={}):
+    def get_raw(self, uri, args={}, headers=None):
         """ Gets raw text from the given URI.
 
         Args:
@@ -235,6 +273,8 @@ class SimpleHttpClient(object):
                 None.
                 **Note**: The value of each key is assumed to be an iterable
                 and *not* a string.
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
         Returns:
             Deferred: Succeeds when we get *any* 2xx HTTP response, with the
             HTTP body at text.
@@ -246,12 +286,16 @@ class SimpleHttpClient(object):
             query_bytes = urllib.urlencode(args, True)
             uri = "%s?%s" % (uri, query_bytes)
 
+        actual_headers = {
+            b"User-Agent": [self.user_agent],
+        }
+        if headers:
+            actual_headers.update(headers)
+
         response = yield self.request(
             "GET",
             uri.encode("ascii"),
-            headers=Headers({
-                b"User-Agent": [self.user_agent],
-            })
+            headers=Headers(actual_headers),
         )
 
         body = yield make_deferred_yieldable(readBody(response))
@@ -274,27 +318,33 @@ class SimpleHttpClient(object):
     # The two should be factored out.
 
     @defer.inlineCallbacks
-    def get_file(self, url, output_stream, max_size=None):
+    def get_file(self, url, output_stream, max_size=None, headers=None):
         """GETs a file from a given URL
         Args:
             url (str): The URL to GET
             output_stream (file): File to write the response body to.
+            headers (dict[str, List[str]]|None): If not None, a map from
+               header name to a list of values for that header
         Returns:
             A (int,dict,string,int) tuple of the file length, dict of the response
             headers, absolute URI of the response and HTTP response code.
         """
 
+        actual_headers = {
+            b"User-Agent": [self.user_agent],
+        }
+        if headers:
+            actual_headers.update(headers)
+
         response = yield self.request(
             "GET",
             url.encode("ascii"),
-            headers=Headers({
-                b"User-Agent": [self.user_agent],
-            })
+            headers=Headers(actual_headers),
         )
 
-        headers = dict(response.headers.getAllRawHeaders())
+        resp_headers = dict(response.headers.getAllRawHeaders())
 
-        if 'Content-Length' in headers and headers['Content-Length'] > max_size:
+        if 'Content-Length' in resp_headers and resp_headers['Content-Length'] > max_size:
             logger.warn("Requested URL is too large > %r bytes" % (self.max_size,))
             raise SynapseError(
                 502,
@@ -326,7 +376,9 @@ class SimpleHttpClient(object):
                 Codes.UNKNOWN,
             )
 
-        defer.returnValue((length, headers, response.request.absoluteURI, response.code))
+        defer.returnValue(
+            (length, resp_headers, response.request.absoluteURI, response.code),
+        )
 
 
 # XXX: FIXME: This is horribly copy-pasted from matrixfederationclient.