Allow multiple pushers for a single app ID & pushkey, honouring the 'append' flag in the API.

1 files changed, 25 insertions, 2 deletions

diff --git a/synapse/storage/schema/delta/15/v15.sql b/synapse/storage/schema/delta/15/v15.sql
index fc3e436877..f5b2a08ca4 100644
--- a/synapse/storage/schema/delta/15/v15.sql
+++ b/synapse/storage/schema/delta/15/v15.sql
@@ -1,2 +1,25 @@
-ALTER TABLE pushers ADD COLUMN access_token INTEGER DEFAULT NULL;
-
+-- Drop, copy & recreate pushers table to change unique key
+-- Also add access_token column at the same time
+CREATE TABLE IF NOT EXISTS pushers2 (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_name TEXT NOT NULL,
+  access_token INTEGER DEFAULT NULL,
+  profile_tag varchar(32) NOT NULL,
+  kind varchar(8) NOT NULL,
+  app_id varchar(64) NOT NULL,
+  app_display_name varchar(64) NOT NULL,
+  device_display_name varchar(128) NOT NULL,
+  pushkey blob NOT NULL,
+  ts BIGINT NOT NULL,
+  lang varchar(8),
+  data blob,
+  last_token TEXT,
+  last_success BIGINT,
+  failing_since BIGINT,
+  FOREIGN KEY(user_name) REFERENCES users(name),
+  UNIQUE (app_id, pushkey, user_name)
+);
+INSERT INTO pushers2 (id, user_name, profile_tag, kind, app_id, app_display_name, device_display_name, pushkey, ts, lang, data, last_token, last_success, failing_since)
+  SELECT id, user_name, profile_tag, kind, app_id, app_display_name, device_display_name, pushkey, ts, lang, data, last_token, last_success, failing_since FROM pushers;
+DROP TABLE pushers;
+ALTER TABLE pushers2 RENAME TO pushers;