Xfailed the tests due to a known bug with replica preparation

https://fedorahosted.org/freeipa/ticket/6274

Reviewed-By: Martin Basti <mbasti@redhat.com>

ipatests/test_integration/test_replica_promotion.py

@@ -3,6 +3,7 @@
 #
 
 import time
+import pytest
 from ipatests.test_integration.base import IntegrationTest
 from ipatests.test_integration import tasks
 from ipatests.test_integration.tasks import assert_error
@@ -54,6 +55,7 @@ class TestReplicaPromotionLevel0(ReplicaPromotionBase):
                      'You must provide a file generated by ipa-replica-prepare'
                      ' to create a replica when the domain is at level 0', 1)
 
+    @pytest.mark.xfail(reason="Ticket N 6274")
     @replicas_cleanup
     def test_backup_restore(self):
         """
@@ -76,6 +78,7 @@ class TestReplicaPromotionLevel0(ReplicaPromotionBase):
         assert(found2 > 0), result2.stdout_text
 
 
+@pytest.mark.xfail(reason="Ticket N 6274")
 class TestKRAInstall(IntegrationTest):
     """
     TestCase: http://www.freeipa.org/page/V4/Replica_Promotion/Test_plan
@@ -114,6 +117,7 @@ class TestKRAInstall(IntegrationTest):
         tasks.install_kra(replica2)
 
 
+@pytest.mark.xfail(reason="Ticket N 6274")
 class TestCAInstall(IntegrationTest):
     topology = 'star'
     domain_level = DOMAIN_LEVEL_0
@@ -192,6 +196,7 @@ class TestReplicaPromotionLevel1(ReplicaPromotionBase):
                                      '-U'])
 
 
+@pytest.mark.xfail(reason="Ticket N 6274")
 class TestReplicaManageCommands(IntegrationTest):
     topology = "star"
     num_replicas = 2
@@ -362,6 +367,7 @@ class TestProhibitReplicaUninstallation(IntegrationTest):
                                       '-U', '--ignore-topology-disconnect'])
 
 
+@pytest.mark.xfail(reason="Ticket N 6274")
 class TestOldReplicaWorksAfterDomainUpgrade(IntegrationTest):
     topology = 'star'
     num_replicas = 1