Server affinity: call ca.install() if there is a CA in the topology

This should not have been gated on options.setup_ca because we need
the RA agent on all servers if there is a CA in the topology otherwise
the non-CA servers won't be able to communicate with the CA.

Fixes: https://pagure.io/freeipa/issue/9510

Signed-off-by: Rob Crittenden <rcritten@redhat.com>
Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>

ipaserver/install/ca.py

@@ -387,9 +387,10 @@ def install_step_0(standalone, replica_config, options, custodia):
         promote = False
     else:
         cafile = os.path.join(replica_config.dir, 'cacert.p12')
-        custodia.get_ca_keys(
-            cafile,
-            replica_config.dirman_password)
+        if replica_config.setup_ca:
+            custodia.get_ca_keys(
+                cafile,
+                replica_config.dirman_password)
 
         ca_signing_algorithm = None
         ca_type = None

ipaserver/install/server/replicainstall.py

@@ -1359,11 +1359,13 @@ def install(installer):
     custodia = custodiainstance.get_custodia_instance(config, mode)
     custodia.create_instance()
 
-    if options.setup_ca and ca_enabled:
+    if ca_enabled:
         options.realm_name = config.realm_name
         options.domain_name = config.domain_name
         options.host_name = config.host_name
         options.dm_password = config.dirman_password
+        # Always call ca.install() if there is a CA in the topology
+        # to ensure the RA agent is present.
         ca.install(False, config, options, custodia=custodia)
 
     # configure PKINIT now that all required services are in place
@@ -1375,7 +1377,8 @@ def install(installer):
     service.print_msg("Finalize replication settings")
     ds.finalize_replica_config()
 
-    if options.setup_kra and kra_enabled:
+    if kra_enabled:
+        # The KRA installer checks for itself the status of setup_kra
         kra.install(api, config, options, custodia=custodia)
 
     service.print_msg("Restarting the KDC")