diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/handlers/e2e_keys.py | 105 | ||||
| -rw-r--r-- | synapse/rest/client/v2_alpha/keys.py | 128 |
2 files changed, 118 insertions, 115 deletions
diff --git a/synapse/handlers/e2e_keys.py b/synapse/handlers/e2e_keys.py index 5bfd700931..60a1acc6f4 100644 --- a/synapse/handlers/e2e_keys.py +++ b/synapse/handlers/e2e_keys.py @@ -13,9 +13,10 @@ # See the License for the specific language governing permissions and # limitations under the License. -import json +import ujson as json import logging +from canonicaljson import encode_canonical_json from twisted.internet import defer from synapse.api.errors import SynapseError, CodeMessageException @@ -29,7 +30,9 @@ class E2eKeysHandler(object): def __init__(self, hs): self.store = hs.get_datastore() self.federation = hs.get_replication_layer() + self.device_handler = hs.get_device_handler() self.is_mine_id = hs.is_mine_id + self.clock = hs.get_clock() # doesn't really work as part of the generic query API, because the # query request requires an object POST, but we abuse the @@ -103,9 +106,9 @@ class E2eKeysHandler(object): for destination in remote_queries ])) - defer.returnValue((200, { + defer.returnValue({ "device_keys": results, "failures": failures, - })) + }) @defer.inlineCallbacks def query_local_devices(self, query): @@ -159,3 +162,99 @@ class E2eKeysHandler(object): device_keys_query = query_body.get("device_keys", {}) res = yield self.query_local_devices(device_keys_query) defer.returnValue({"device_keys": res}) + + @defer.inlineCallbacks + def claim_one_time_keys(self, query, timeout): + local_query = [] + remote_queries = {} + + for user_id, device_keys in query.get("one_time_keys", {}).items(): + if self.is_mine_id(user_id): + for device_id, algorithm in device_keys.items(): + local_query.append((user_id, device_id, algorithm)) + else: + domain = get_domain_from_id(user_id) + remote_queries.setdefault(domain, {})[user_id] = device_keys + + results = yield self.store.claim_e2e_one_time_keys(local_query) + + json_result = {} + failures = {} + for user_id, device_keys in results.items(): + for device_id, keys in device_keys.items(): + for key_id, json_bytes in keys.items(): + json_result.setdefault(user_id, {})[device_id] = { + key_id: json.loads(json_bytes) + } + + @defer.inlineCallbacks + def claim_client_keys(destination): + device_keys = remote_queries[destination] + try: + remote_result = yield self.federation.claim_client_keys( + destination, + {"one_time_keys": device_keys}, + timeout=timeout + ) + for user_id, keys in remote_result["one_time_keys"].items(): + if user_id in device_keys: + json_result[user_id] = keys + except CodeMessageException as e: + failures[destination] = { + "status": e.code, "message": e.message + } + + yield preserve_context_over_deferred(defer.gatherResults([ + preserve_fn(claim_client_keys)(destination) + for destination in remote_queries + ])) + + defer.returnValue({ + "one_time_keys": json_result, + "failures": failures + }) + + @defer.inlineCallbacks + def upload_keys_for_user(self, user_id, device_id, keys): + time_now = self.clock.time_msec() + + # TODO: Validate the JSON to make sure it has the right keys. + device_keys = keys.get("device_keys", None) + if device_keys: + logger.info( + "Updating device_keys for device %r for user %s at %d", + device_id, user_id, time_now + ) + # TODO: Sign the JSON with the server key + yield self.store.set_e2e_device_keys( + user_id, device_id, time_now, + encode_canonical_json(device_keys) + ) + + one_time_keys = keys.get("one_time_keys", None) + if one_time_keys: + logger.info( + "Adding %d one_time_keys for device %r for user %r at %d", + len(one_time_keys), device_id, user_id, time_now + ) + key_list = [] + for key_id, key_json in one_time_keys.items(): + algorithm, key_id = key_id.split(":") + key_list.append(( + algorithm, key_id, encode_canonical_json(key_json) + )) + + yield self.store.add_e2e_one_time_keys( + user_id, device_id, time_now, key_list + ) + + # the device should have been registered already, but it may have been + # deleted due to a race with a DELETE request. Or we may be using an + # old access_token without an associated device_id. Either way, we + # need to double-check the device is registered to avoid ending up with + # keys without a corresponding device. + self.device_handler.check_device_registered(user_id, device_id) + + result = yield self.store.count_e2e_one_time_keys(user_id, device_id) + + defer.returnValue({"one_time_key_counts": result}) diff --git a/synapse/rest/client/v2_alpha/keys.py b/synapse/rest/client/v2_alpha/keys.py index 8f05727652..f185f9a774 100644 --- a/synapse/rest/client/v2_alpha/keys.py +++ b/synapse/rest/client/v2_alpha/keys.py @@ -15,16 +15,12 @@ import logging -import simplejson as json -from canonicaljson import encode_canonical_json from twisted.internet import defer -from synapse.api.errors import SynapseError, CodeMessageException +from synapse.api.errors import SynapseError from synapse.http.servlet import ( RestServlet, parse_json_object_from_request, parse_integer ) -from synapse.types import get_domain_from_id -from synapse.util.logcontext import preserve_fn, preserve_context_over_deferred from ._base import client_v2_patterns logger = logging.getLogger(__name__) @@ -64,17 +60,13 @@ class KeyUploadServlet(RestServlet): hs (synapse.server.HomeServer): server """ super(KeyUploadServlet, self).__init__() - self.store = hs.get_datastore() - self.clock = hs.get_clock() self.auth = hs.get_auth() - self.device_handler = hs.get_device_handler() + self.e2e_keys_handler = hs.get_e2e_keys_handler() @defer.inlineCallbacks def on_POST(self, request, device_id): requester = yield self.auth.get_user_by_req(request) - user_id = requester.user.to_string() - body = parse_json_object_from_request(request) if device_id is not None: @@ -94,47 +86,10 @@ class KeyUploadServlet(RestServlet): "To upload keys, you must pass device_id when authenticating" ) - time_now = self.clock.time_msec() - - # TODO: Validate the JSON to make sure it has the right keys. - device_keys = body.get("device_keys", None) - if device_keys: - logger.info( - "Updating device_keys for device %r for user %s at %d", - device_id, user_id, time_now - ) - # TODO: Sign the JSON with the server key - yield self.store.set_e2e_device_keys( - user_id, device_id, time_now, - encode_canonical_json(device_keys) - ) - - one_time_keys = body.get("one_time_keys", None) - if one_time_keys: - logger.info( - "Adding %d one_time_keys for device %r for user %r at %d", - len(one_time_keys), device_id, user_id, time_now - ) - key_list = [] - for key_id, key_json in one_time_keys.items(): - algorithm, key_id = key_id.split(":") - key_list.append(( - algorithm, key_id, encode_canonical_json(key_json) - )) - - yield self.store.add_e2e_one_time_keys( - user_id, device_id, time_now, key_list - ) - - # the device should have been registered already, but it may have been - # deleted due to a race with a DELETE request. Or we may be using an - # old access_token without an associated device_id. Either way, we - # need to double-check the device is registered to avoid ending up with - # keys without a corresponding device. - self.device_handler.check_device_registered(user_id, device_id) - - result = yield self.store.count_e2e_one_time_keys(user_id, device_id) - defer.returnValue((200, {"one_time_key_counts": result})) + result = yield self.e2e_keys_handler.upload_keys_for_user( + user_id, device_id, body + ) + defer.returnValue((200, result)) class KeyQueryServlet(RestServlet): @@ -199,7 +154,7 @@ class KeyQueryServlet(RestServlet): timeout = parse_integer(request, "timeout", 10 * 1000) body = parse_json_object_from_request(request) result = yield self.e2e_keys_handler.query_devices(body, timeout) - defer.returnValue(result) + defer.returnValue((200, result)) @defer.inlineCallbacks def on_GET(self, request, user_id, device_id): @@ -212,7 +167,7 @@ class KeyQueryServlet(RestServlet): {"device_keys": {user_id: device_ids}}, timeout, ) - defer.returnValue(result) + defer.returnValue((200, result)) class OneTimeKeyServlet(RestServlet): @@ -244,80 +199,29 @@ class OneTimeKeyServlet(RestServlet): def __init__(self, hs): super(OneTimeKeyServlet, self).__init__() - self.store = hs.get_datastore() self.auth = hs.get_auth() - self.clock = hs.get_clock() - self.federation = hs.get_replication_layer() - self.is_mine_id = hs.is_mine_id + self.e2e_keys_handler = hs.get_e2e_keys_handler() @defer.inlineCallbacks def on_GET(self, request, user_id, device_id, algorithm): yield self.auth.get_user_by_req(request) timeout = parse_integer(request, "timeout", 10 * 1000) - result = yield self.handle_request( + result = yield self.e2e_keys_handler.claim_one_time_keys( {"one_time_keys": {user_id: {device_id: algorithm}}}, timeout, ) - defer.returnValue(result) + defer.returnValue((200, result)) @defer.inlineCallbacks def on_POST(self, request, user_id, device_id, algorithm): yield self.auth.get_user_by_req(request) timeout = parse_integer(request, "timeout", 10 * 1000) body = parse_json_object_from_request(request) - result = yield self.handle_request(body, timeout) - defer.returnValue(result) - - @defer.inlineCallbacks - def handle_request(self, body, timeout): - local_query = [] - remote_queries = {} - - for user_id, device_keys in body.get("one_time_keys", {}).items(): - if self.is_mine_id(user_id): - for device_id, algorithm in device_keys.items(): - local_query.append((user_id, device_id, algorithm)) - else: - domain = get_domain_from_id(user_id) - remote_queries.setdefault(domain, {})[user_id] = device_keys - - results = yield self.store.claim_e2e_one_time_keys(local_query) - - json_result = {} - failures = {} - for user_id, device_keys in results.items(): - for device_id, keys in device_keys.items(): - for key_id, json_bytes in keys.items(): - json_result.setdefault(user_id, {})[device_id] = { - key_id: json.loads(json_bytes) - } - - @defer.inlineCallbacks - def claim_client_keys(destination): - device_keys = remote_queries[destination] - try: - remote_result = yield self.federation.claim_client_keys( - destination, - {"one_time_keys": device_keys}, - timeout=timeout - ) - for user_id, keys in remote_result["one_time_keys"].items(): - if user_id in device_keys: - json_result[user_id] = keys - except CodeMessageException as e: - failures[destination] = { - "status": e.code, "message": e.message - } - - yield preserve_context_over_deferred(defer.gatherResults([ - preserve_fn(claim_client_keys)(destination) - for destination in remote_queries - ])) - - defer.returnValue((200, { - "one_time_keys": json_result, - "failures": failures - })) + result = yield self.e2e_keys_handler.claim_one_time_keys( + body, + timeout, + ) + defer.returnValue((200, result)) def register_servlets(hs, http_server): |