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authorMark Haines <mark.haines@matrix.org>2015-07-09 14:04:03 +0100
committerMark Haines <mark.haines@matrix.org>2015-07-09 14:04:03 +0100
commitbf0d59ed30b63c6a355e7b3f2a74a26181fd6893 (patch)
tree06858bd418fdc637ad669df6144c2ab7faee853e /synapse
parentOnly remove one time keys when new one time keys are added (diff)
downloadsynapse-bf0d59ed30b63c6a355e7b3f2a74a26181fd6893.tar.xz
Don't bother with a timeout for one time keys on the server.
Diffstat (limited to 'synapse')
-rw-r--r--synapse/rest/client/v2_alpha/keys.py25
-rw-r--r--synapse/storage/end_to_end_keys.py20
-rw-r--r--synapse/storage/schema/delta/21/end_to_end_keys.sql1
3 files changed, 13 insertions, 33 deletions
diff --git a/synapse/rest/client/v2_alpha/keys.py b/synapse/rest/client/v2_alpha/keys.py
index 3bb4ad64f3..4b617c2519 100644
--- a/synapse/rest/client/v2_alpha/keys.py
+++ b/synapse/rest/client/v2_alpha/keys.py
@@ -50,7 +50,6 @@ class KeyUploadServlet(RestServlet):
       "one_time_keys": {
         "<algorithm>:<key_id>": "<key_base64>"
       },
-      "one_time_keys_valid_for": <millisecond duration>,
     }
     """
     PATTERN = client_v2_pattern("/keys/upload/(?P<device_id>[^/]*)")
@@ -87,13 +86,10 @@ class KeyUploadServlet(RestServlet):
             )
 
         one_time_keys = body.get("one_time_keys", None)
-        one_time_keys_valid_for = body.get("one_time_keys_valid_for", None)
         if one_time_keys:
-            valid_until = int(one_time_keys_valid_for) + time_now
             logger.info(
-                "Adding %d one_time_keys for device %r for user %r at %d"
-                " valid_until %d",
-                len(one_time_keys), device_id, user_id, time_now, valid_until
+                "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():
@@ -103,23 +99,18 @@ class KeyUploadServlet(RestServlet):
                 ))
 
             yield self.store.add_e2e_one_time_keys(
-                user_id, device_id, time_now, valid_until, key_list
+                user_id, device_id, time_now, key_list
             )
 
-        result = yield self.store.count_e2e_one_time_keys(
-            user_id, device_id, time_now
-        )
+        result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
         defer.returnValue((200, {"one_time_key_counts": result}))
 
     @defer.inlineCallbacks
     def on_GET(self, request, device_id):
         auth_user, client_info = yield self.auth.get_user_by_req(request)
         user_id = auth_user.to_string()
-        time_now = self.clock.time_msec()
 
-        result = yield self.store.count_e2e_one_time_keys(
-            user_id, device_id, time_now
-        )
+        result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
         defer.returnValue((200, {"one_time_key_counts": result}))
 
 
@@ -249,9 +240,8 @@ class OneTimeKeyServlet(RestServlet):
     @defer.inlineCallbacks
     def on_GET(self, request, user_id, device_id, algorithm):
         yield self.auth.get_user_by_req(request)
-        time_now = self.clock.time_msec()
         results = yield self.store.take_e2e_one_time_keys(
-            [(user_id, device_id, algorithm)], time_now
+            [(user_id, device_id, algorithm)]
         )
         defer.returnValue(self.json_result(request, results))
 
@@ -266,8 +256,7 @@ class OneTimeKeyServlet(RestServlet):
         for user_id, device_keys in body.get("one_time_keys", {}).items():
             for device_id, algorithm in device_keys.items():
                 query.append((user_id, device_id, algorithm))
-        time_now = self.clock.time_msec()
-        results = yield self.store.take_e2e_one_time_keys(query, time_now)
+        results = yield self.store.take_e2e_one_time_keys(query)
         defer.returnValue(self.json_result(request, results))
 
     def json_result(self, request, results):
diff --git a/synapse/storage/end_to_end_keys.py b/synapse/storage/end_to_end_keys.py
index b3cede37e3..99dc864e46 100644
--- a/synapse/storage/end_to_end_keys.py
+++ b/synapse/storage/end_to_end_keys.py
@@ -55,14 +55,8 @@ class EndToEndKeyStore(SQLBaseStore):
             return result
         return self.runInteraction("get_e2e_device_keys", _get_e2e_device_keys)
 
-    def add_e2e_one_time_keys(self, user_id, device_id, time_now, valid_until,
-                              key_list):
+    def add_e2e_one_time_keys(self, user_id, device_id, time_now, key_list):
         def _add_e2e_one_time_keys(txn):
-            sql = (
-                "DELETE FROM e2e_one_time_keys_json"
-                " WHERE user_id = ? AND device_id = ? AND valid_until_ms < ?"
-            )
-            txn.execute(sql, (user_id, device_id, time_now))
             for (algorithm, key_id, json_bytes) in key_list:
                 self._simple_upsert_txn(
                     txn, table="e2e_one_time_keys_json",
@@ -74,7 +68,6 @@ class EndToEndKeyStore(SQLBaseStore):
                     },
                     values={
                         "ts_added_ms": time_now,
-                        "valid_until_ms": valid_until,
                         "key_json": json_bytes,
                     }
                 )
@@ -82,7 +75,7 @@ class EndToEndKeyStore(SQLBaseStore):
             "add_e2e_one_time_keys", _add_e2e_one_time_keys
         )
 
-    def count_e2e_one_time_keys(self, user_id, device_id, time_now):
+    def count_e2e_one_time_keys(self, user_id, device_id):
         """ Count the number of one time keys the server has for a device
         Returns:
             Dict mapping from algorithm to number of keys for that algorithm.
@@ -90,10 +83,10 @@ class EndToEndKeyStore(SQLBaseStore):
         def _count_e2e_one_time_keys(txn):
             sql = (
                 "SELECT algorithm, COUNT(key_id) FROM e2e_one_time_keys_json"
-                " WHERE user_id = ? AND device_id = ? AND valid_until_ms >= ?"
+                " WHERE user_id = ? AND device_id = ?"
                 " GROUP BY algorithm"
             )
-            txn.execute(sql, (user_id, device_id, time_now))
+            txn.execute(sql, (user_id, device_id))
             result = {}
             for algorithm, key_count in txn.fetchall():
                 result[algorithm] = key_count
@@ -102,13 +95,12 @@ class EndToEndKeyStore(SQLBaseStore):
             "count_e2e_one_time_keys", _count_e2e_one_time_keys
         )
 
-    def take_e2e_one_time_keys(self, query_list, time_now):
+    def take_e2e_one_time_keys(self, query_list):
         """Take a list of one time keys out of the database"""
         def _take_e2e_one_time_keys(txn):
             sql = (
                 "SELECT key_id, key_json FROM e2e_one_time_keys_json"
                 " WHERE user_id = ? AND device_id = ? AND algorithm = ?"
-                " AND valid_until_ms > ?"
                 " LIMIT 1"
             )
             result = {}
@@ -116,7 +108,7 @@ class EndToEndKeyStore(SQLBaseStore):
             for user_id, device_id, algorithm in query_list:
                 user_result = result.setdefault(user_id, {})
                 device_result = user_result.setdefault(device_id, {})
-                txn.execute(sql, (user_id, device_id, algorithm, time_now))
+                txn.execute(sql, (user_id, device_id, algorithm))
                 for key_id, key_json in txn.fetchall():
                     device_result[algorithm + ":" + key_id] = key_json
                     delete.append((user_id, device_id, algorithm, key_id))
diff --git a/synapse/storage/schema/delta/21/end_to_end_keys.sql b/synapse/storage/schema/delta/21/end_to_end_keys.sql
index 107d2e67c2..95e27eb7ea 100644
--- a/synapse/storage/schema/delta/21/end_to_end_keys.sql
+++ b/synapse/storage/schema/delta/21/end_to_end_keys.sql
@@ -29,7 +29,6 @@ CREATE TABLE IF NOT EXISTS e2e_one_time_keys_json (
     algorithm TEXT NOT NULL, -- Which algorithm this one-time key is for.
     key_id TEXT NOT NULL, -- An id for suppressing duplicate uploads.
     ts_added_ms BIGINT NOT NULL, -- When this key was uploaded.
-    valid_until_ms BIGINT NOT NULL, -- When this key is valid until.
     key_json TEXT NOT NULL, -- The key as a JSON blob.
     CONSTRAINT uniqueness UNIQUE (user_id, device_id, algorithm, key_id)
 );