From face0c5b3c8ed6d0f29f7eaa3a2f9fd19eb99540 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Wed, 6 Mar 2019 17:39:32 +0000
Subject: [PATCH] Prefill client IPs cache on workers

---
 synapse/replication/slave/storage/client_ips.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/synapse/replication/slave/storage/client_ips.py b/synapse/replication/slave/storage/client_ips.py
index 60641f1a4..5b8521c77 100644
--- a/synapse/replication/slave/storage/client_ips.py
+++ b/synapse/replication/slave/storage/client_ips.py
@@ -43,6 +43,8 @@ class SlavedClientIpStore(BaseSlavedStore):
         if last_seen is not None and (now - last_seen) < LAST_SEEN_GRANULARITY:
             return
 
+        self.client_ip_last_seen.prefill(key, now)
+
         self.hs.get_tcp_replication().send_user_ip(
             user_id, access_token, ip, user_agent, device_id, now
         )