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-rw-r--r--tests/crypto/test_keyring.py177
1 files changed, 140 insertions, 37 deletions
diff --git a/tests/crypto/test_keyring.py b/tests/crypto/test_keyring.py
index 2e5878f087..570312da84 100644
--- a/tests/crypto/test_keyring.py
+++ b/tests/crypto/test_keyring.py
@@ -12,39 +12,72 @@
 # 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.
-import signedjson
+import time
+
+import signedjson.key
+import signedjson.sign
 from mock import Mock
 from synapse.api.errors import SynapseError
 from synapse.crypto import keyring
-from synapse.util import async
+from synapse.util import async, logcontext
 from synapse.util.logcontext import LoggingContext
 from tests import unittest, utils
 from twisted.internet import defer
 
 
+class MockPerspectiveServer(object):
+    def __init__(self):
+        self.server_name = "mock_server"
+        self.key = signedjson.key.generate_signing_key(0)
+
+    def get_verify_keys(self):
+        vk = signedjson.key.get_verify_key(self.key)
+        return {
+            "%s:%s" % (vk.alg, vk.version): vk,
+        }
+
+    def get_signed_key(self, server_name, verify_key):
+        key_id = "%s:%s" % (verify_key.alg, verify_key.version)
+        res = {
+            "server_name": server_name,
+            "old_verify_keys": {},
+            "valid_until_ts": time.time() * 1000 + 3600,
+            "verify_keys": {
+                key_id: {
+                    "key": signedjson.key.encode_verify_key_base64(verify_key)
+                }
+            }
+        }
+        signedjson.sign.sign_json(res, self.server_name, self.key)
+        return res
+
+
 class KeyringTestCase(unittest.TestCase):
     @defer.inlineCallbacks
     def setUp(self):
+        self.mock_perspective_server = MockPerspectiveServer()
         self.http_client = Mock()
         self.hs = yield utils.setup_test_homeserver(
             handlers=None,
             http_client=self.http_client,
         )
         self.hs.config.perspectives = {
-            "persp_server": {"k": "v"}
+            self.mock_perspective_server.server_name:
+                self.mock_perspective_server.get_verify_keys()
         }
 
+    def check_context(self, _, expected):
+        self.assertEquals(
+            getattr(LoggingContext.current_context(), "test_key", None),
+            expected
+        )
+
     @defer.inlineCallbacks
     def test_wait_for_previous_lookups(self):
         sentinel_context = LoggingContext.current_context()
 
         kr = keyring.Keyring(self.hs)
 
-        def check_context(_, expected):
-            self.assertEquals(
-                LoggingContext.current_context().test_key, expected
-            )
-
         lookup_1_deferred = defer.Deferred()
         lookup_2_deferred = defer.Deferred()
 
@@ -60,7 +93,7 @@ class KeyringTestCase(unittest.TestCase):
             self.assertTrue(wait_1_deferred.called)
             # ... so we should have preserved the LoggingContext.
             self.assertIs(LoggingContext.current_context(), context_one)
-            wait_1_deferred.addBoth(check_context, "one")
+            wait_1_deferred.addBoth(self.check_context, "one")
 
         with LoggingContext("two") as context_two:
             context_two.test_key = "two"
@@ -74,7 +107,7 @@ class KeyringTestCase(unittest.TestCase):
             self.assertFalse(wait_2_deferred.called)
             # ... so we should have reset the LoggingContext.
             self.assertIs(LoggingContext.current_context(), sentinel_context)
-            wait_2_deferred.addBoth(check_context, "two")
+            wait_2_deferred.addBoth(self.check_context, "two")
 
             # let the first lookup complete (in the sentinel context)
             lookup_1_deferred.callback(None)
@@ -89,38 +122,108 @@ class KeyringTestCase(unittest.TestCase):
 
         kr = keyring.Keyring(self.hs)
         json1 = {}
-        signedjson.sign.sign_json(json1, "server1", key1)
+        signedjson.sign.sign_json(json1, "server10", key1)
+
+        persp_resp = {
+            "server_keys": [
+                self.mock_perspective_server.get_signed_key(
+                    "server10",
+                    signedjson.key.get_verify_key(key1)
+                ),
+            ]
+        }
+        persp_deferred = defer.Deferred()
 
-        self.http_client.post_json.return_value = defer.Deferred()
+        @defer.inlineCallbacks
+        def get_perspectives(**kwargs):
+            self.assertEquals(
+                LoggingContext.current_context().test_key, "11",
+            )
+            with logcontext.PreserveLoggingContext():
+                yield persp_deferred
+            defer.returnValue(persp_resp)
+        self.http_client.post_json.side_effect = get_perspectives
+
+        with LoggingContext("11") as context_11:
+            context_11.test_key = "11"
+
+            # start off a first set of lookups
+            res_deferreds = kr.verify_json_objects_for_server(
+                [("server10", json1),
+                 ("server11", {})
+                 ]
+            )
+
+            # the unsigned json should be rejected pretty quickly
+            self.assertTrue(res_deferreds[1].called)
+            try:
+                yield res_deferreds[1]
+                self.assertFalse("unsigned json didn't cause a failure")
+            except SynapseError:
+                pass
+
+            self.assertFalse(res_deferreds[0].called)
+            res_deferreds[0].addBoth(self.check_context, None)
+
+            # wait a tick for it to send the request to the perspectives server
+            # (it first tries the datastore)
+            yield async.sleep(0.005)
+            self.http_client.post_json.assert_called_once()
+
+            self.assertIs(LoggingContext.current_context(), context_11)
+
+            context_12 = LoggingContext("12")
+            context_12.test_key = "12"
+            with logcontext.PreserveLoggingContext(context_12):
+                # a second request for a server with outstanding requests
+                # should block rather than start a second call
+                self.http_client.post_json.reset_mock()
+                self.http_client.post_json.return_value = defer.Deferred()
+
+                res_deferreds_2 = kr.verify_json_objects_for_server(
+                    [("server10", json1)],
+                )
+                yield async.sleep(0.005)
+                self.http_client.post_json.assert_not_called()
+                res_deferreds_2[0].addBoth(self.check_context, None)
+
+            # complete the first request
+            with logcontext.PreserveLoggingContext():
+                persp_deferred.callback(persp_resp)
+            self.assertIs(LoggingContext.current_context(), context_11)
+
+            with logcontext.PreserveLoggingContext():
+                yield res_deferreds[0]
+                yield res_deferreds_2[0]
 
-        # start off a first set of lookups
-        res_deferreds = kr.verify_json_objects_for_server(
-            [("server1", json1),
-             ("server2", {})
-             ]
+    @defer.inlineCallbacks
+    def test_verify_json_for_server(self):
+        kr = keyring.Keyring(self.hs)
+
+        key1 = signedjson.key.generate_signing_key(1)
+        yield self.hs.datastore.store_server_verify_key(
+            "server9", "", time.time() * 1000,
+            signedjson.key.get_verify_key(key1),
         )
+        json1 = {}
+        signedjson.sign.sign_json(json1, "server9", key1)
 
-        # the unsigned json should be rejected pretty quickly
-        try:
-            yield res_deferreds[1]
-            self.assertFalse("unsigned json didn't cause a failure")
-        except SynapseError:
-            pass
+        sentinel_context = LoggingContext.current_context()
 
-        self.assertFalse(res_deferreds[0].called)
+        with LoggingContext("one") as context_one:
+            context_one.test_key = "one"
 
-        # wait a tick for it to send the request to the perspectives server
-        # (it first tries the datastore)
-        yield async.sleep(0.005)
-        self.http_client.post_json.assert_called_once()
+            defer = kr.verify_json_for_server("server9", {})
+            try:
+                yield defer
+                self.fail("should fail on unsigned json")
+            except SynapseError:
+                pass
+            self.assertIs(LoggingContext.current_context(), context_one)
 
-        # a second request for a server with outstanding requests should
-        # block rather than start a second call
-        self.http_client.post_json.reset_mock()
-        self.http_client.post_json.return_value = defer.Deferred()
+            defer = kr.verify_json_for_server("server9", json1)
+            self.assertFalse(defer.called)
+            self.assertIs(LoggingContext.current_context(), sentinel_context)
+            yield defer
 
-        kr.verify_json_objects_for_server(
-            [("server1", json1)],
-        )
-        yield async.sleep(0.005)
-        self.http_client.post_json.assert_not_called()
+            self.assertIs(LoggingContext.current_context(), context_one)