From 18ab019a4a4f046e82abb822dcf6556613f88a03 Mon Sep 17 00:00:00 2001 From: Mark Haines Date: Tue, 13 Sep 2016 11:35:35 +0100 Subject: Move the E2E key handling into the e2e handler --- synapse/rest/client/v2_alpha/keys.py | 128 +++++------------------------------ 1 file changed, 16 insertions(+), 112 deletions(-) (limited to 'synapse/rest/client') 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): -- cgit 1.4.1