attempt to fix integration tests

dbms/tests/integration/helpers/common_instance_config.xml

@@ -1,6 +1,6 @@
 <yandex>
     <timezone>Europe/Moscow</timezone>
-    <listen_host>::</listen_host>
+    <listen_host>0.0.0.0</listen_host>
     <path>/var/lib/clickhouse/</path>
     <tmp_path>/var/lib/clickhouse/tmp/</tmp_path>
 </yandex>

dbms/tests/integration/helpers/network.py

@@ -90,12 +90,12 @@ class _NetworkManager:
         return cls._instance
 
     def add_iptables_rule(self, **kwargs):
-        cmd = ['iptables', '-A', 'DOCKER']
+        cmd = ['iptables', '-I', 'DOCKER-USER', '1']
         cmd.extend(self._iptables_cmd_suffix(**kwargs))
         self._exec_run(cmd, privileged=True)
 
     def delete_iptables_rule(self, **kwargs):
-        cmd = ['iptables', '-D', 'DOCKER']
+        cmd = ['iptables', '-D', 'DOCKER-USER']
         cmd.extend(self._iptables_cmd_suffix(**kwargs))
         self._exec_run(cmd, privileged=True)
 

dbms/tests/integration/test_server_initialization/test.py

@@ -13,6 +13,7 @@ def started_cluster():
         instance_fail = cluster_fail.add_instance('dummy_fail', clickhouse_path_dir='clickhouse_path_fail')
         with pytest.raises(Exception):
             cluster_fail.start()
+        cluster_fail.shutdown() # cleanup
 
         yield cluster