19400: Adds upgrade notes for existing login-sync installations.

Arvados-DCO-1.1-Signed-off-by: Lucas Di Pentima <lucas.dipentima@curii.com>

diff --git a/doc/admin/upgrading.html.textile.liquid b/doc/admin/upgrading.html.textile.liquid
index d0dc7cbd87a51d1db2798f2d2b89edd5084c6b59..8ed5af19c525d375e4f1a41801e4c765fe30858b 100644 (file)
--- a/doc/admin/upgrading.html.textile.liquid
+++ b/doc/admin/upgrading.html.textile.liquid
@@ -28,10 +28,14 @@ TODO: extract this information based on git commit messages and generate changel
 <div class="releasenotes">
 </notextile>
 
-h2(#main). development main (as of 2022-08-09)
+h2(#main). development main (as of 2022-08-26)
 
 "previous: Upgrading to 2.4.2":#v2_4_2
 
+h3. Login-sync script requires configuration update on LoginCluster federations
+
+If you have @arvados-login-sync@ running on a satellite cluster, please update the environment variable settings by removing the @LOGINCLUSTER_ARVADOS_API_*@ variables and setting @ARVADOS_API_TOKEN@ to a LoginCluster's admin token, as described on the "updated install page":{{site.baseurl}}/install/install-shell-server.html#arvados-login-sync.
+
 h2(#v2_4_2). v2.4.2 (2022-08-09)
 
 "previous: Upgrading to 2.4.1":#v2_4_1