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authorErik Johnston <erikj@jki.re>2016-06-29 15:50:57 +0100
committerGitHub <noreply@github.com>2016-06-29 15:50:57 +0100
commitaac546c978e40c832854eb48cefeddaebca12b3e (patch)
treec09ca640a0e61e65dc5913bf7d6c1b65f4d4de28 /synapse/storage
parentMerge pull request #900 from RickCogley/RickCogley-coturn-readme-2 (diff)
parentRemove race (diff)
downloadsynapse-aac546c978e40c832854eb48cefeddaebca12b3e.tar.xz
Merge pull request #902 from matrix-org/erikj/expire_media
Feature: Implement purge_media_cache admin API
Diffstat (limited to '')
-rw-r--r--synapse/storage/media_repository.py44
-rw-r--r--synapse/storage/prepare_database.py2
-rw-r--r--synapse/storage/schema/delta/33/remote_media_ts.py31
3 files changed, 76 insertions, 1 deletions
diff --git a/synapse/storage/media_repository.py b/synapse/storage/media_repository.py
index a820fcf07f..4c0f82353d 100644
--- a/synapse/storage/media_repository.py
+++ b/synapse/storage/media_repository.py
@@ -157,10 +157,25 @@ class MediaRepositoryStore(SQLBaseStore):
                 "created_ts": time_now_ms,
                 "upload_name": upload_name,
                 "filesystem_id": filesystem_id,
+                "last_access_ts": time_now_ms,
             },
             desc="store_cached_remote_media",
         )
 
+    def update_cached_last_access_time(self, origin_id_tuples, time_ts):
+        def update_cache_txn(txn):
+            sql = (
+                "UPDATE remote_media_cache SET last_access_ts = ?"
+                " WHERE media_origin = ? AND media_id = ?"
+            )
+
+            txn.executemany(sql, (
+                (time_ts, media_origin, media_id)
+                for media_origin, media_id in origin_id_tuples
+            ))
+
+        return self.runInteraction("update_cached_last_access_time", update_cache_txn)
+
     def get_remote_media_thumbnails(self, origin, media_id):
         return self._simple_select_list(
             "remote_media_cache_thumbnails",
@@ -190,3 +205,32 @@ class MediaRepositoryStore(SQLBaseStore):
             },
             desc="store_remote_media_thumbnail",
         )
+
+    def get_remote_media_before(self, before_ts):
+        sql = (
+            "SELECT media_origin, media_id, filesystem_id"
+            " FROM remote_media_cache"
+            " WHERE last_access_ts < ?"
+        )
+
+        return self._execute(
+            "get_remote_media_before", self.cursor_to_dict, sql, before_ts
+        )
+
+    def delete_remote_media(self, media_origin, media_id):
+        def delete_remote_media_txn(txn):
+            self._simple_delete_txn(
+                txn,
+                "remote_media_cache",
+                keyvalues={
+                    "media_origin": media_origin, "media_id": media_id
+                },
+            )
+            self._simple_delete_txn(
+                txn,
+                "remote_media_cache_thumbnails",
+                keyvalues={
+                    "media_origin": media_origin, "media_id": media_id
+                },
+            )
+        return self.runInteraction("delete_remote_media", delete_remote_media_txn)
diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py
index c8487c8838..8801669a6b 100644
--- a/synapse/storage/prepare_database.py
+++ b/synapse/storage/prepare_database.py
@@ -25,7 +25,7 @@ logger = logging.getLogger(__name__)
 
 # Remember to update this number every time a change is made to database
 # schema files, so the users will be informed on server restarts.
-SCHEMA_VERSION = 32
+SCHEMA_VERSION = 33
 
 dir_path = os.path.abspath(os.path.dirname(__file__))
 
diff --git a/synapse/storage/schema/delta/33/remote_media_ts.py b/synapse/storage/schema/delta/33/remote_media_ts.py
new file mode 100644
index 0000000000..55ae43f395
--- /dev/null
+++ b/synapse/storage/schema/delta/33/remote_media_ts.py
@@ -0,0 +1,31 @@
+# Copyright 2016 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# 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 time
+
+
+ALTER_TABLE = "ALTER TABLE remote_media_cache ADD COLUMN last_access_ts BIGINT"
+
+
+def run_create(cur, database_engine, *args, **kwargs):
+    cur.execute(ALTER_TABLE)
+
+
+def run_upgrade(cur, database_engine, *args, **kwargs):
+    cur.execute(
+        database_engine.convert_param_style(
+            "UPDATE remote_media_cache SET last_access_ts = ?"
+        ),
+        (int(time.time() * 1000),)
+    )