Accepting request 953024 from home:scabrero:branches:network:ldap

- Remove caches only when performing a package downgrade. The sssd
  daemon takes care of upgrading the database format when necessary
  (bsc#1195552)

OBS-URL: https://build.opensuse.org/request/show/953024
OBS-URL: https://build.opensuse.org/package/show/network:ldap/sssd?expand=0&rev=260

sssd.changes

@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Wed Feb  9 13:17:30 UTC 2022 - Samuel Cabrero <scabrero@suse.de>
+
+- Remove caches only when performing a package downgrade. The sssd
+  daemon takes care of upgrading the database format when necessary
+  (bsc#1195552)
+
 -------------------------------------------------------------------
 Tue Jan 25 11:32:10 UTC 2022 - Jan Engelhardt <jengelh@inai.de>
 

sssd.spec

@@ -437,9 +437,6 @@ update-alternatives --install %cifs_idmap_plugin %cifs_idmap_name %cifs_idmap_li
 if [ "$1" = "0" -a -x "%_sbindir/pam-config" ]; then
 	"%_sbindir/pam-config" -d --sss || :
 fi
-# Clear caches, which may have an incompatible format afterwards
-# (especially, downgrades)
-rm -f /var/lib/sss/db/*.ldb
 # del_postun includes a try-restart
 %service_del_postun %services
 
@@ -458,6 +455,15 @@ fi
 %post   -n libsss_simpleifp0 -p /sbin/ldconfig
 %postun -n libsss_simpleifp0 -p /sbin/ldconfig
 
+%triggerun -- %{name} < %{version}-%{release}
+# sssd takes care of upgrading the database but it doesn't handle downgrades.
+# Clear caches when downgrading the package, which may have an
+# incompatible format afterwards preventing the daemon from startup.
+if [ "$1" = "1" ] && [ "$2" = "2" ]; then
+	echo "Package downgrade detected, removing cache files which may have an incompatible format."
+	rm -f /var/lib/sss/db/*.ldb
+fi
+
 %pre dbus
 %service_add_pre sssd-ifp.service