From d2acd60870c63b486d4802cc3af0fdb27bd506c7 Mon Sep 17 00:00:00 2001
From: Takashi Kajinami <kajinamit@oss.nttdata.com>
Date: Mon, 16 Oct 2023 15:02:08 +0900
Subject: [PATCH] Horizon: Install pymemcached

... so that we can use PyMemcacheCache backend. The MemcachedCache
backend, which has been used previously, has been removed in recent
Django, and we are switching the default backend in [1].

[1] https://review.opendev.org/c/openstack/horizon/+/891828

Change-Id: Ie1da8970628e34c41721198cdada8c7bb3b26ec0
---
 lib/horizon | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/horizon b/lib/horizon
index 611329d619..6f753f546f 100644
--- a/lib/horizon
+++ b/lib/horizon
@@ -169,6 +169,10 @@ function install_horizon {
     # Apache installation, because we mark it NOPRIME
     install_apache_wsgi
 
+    # Install the memcache library so that horizon can use memcached as its
+    # cache backend
+    pip_install_gr pymemcache
+
     git_clone $HORIZON_REPO $HORIZON_DIR $HORIZON_BRANCH
 }