Fix Discovery Tests (#16605)

(cherry picked from commit 41ec8b6)

pytest_fixtures/component/provision_pxe.py

@@ -216,7 +216,7 @@ def module_ssh_key_file():
 
 
 @pytest.fixture
-def provisioning_host(module_ssh_key_file, pxe_loader):
+def provisioning_host(module_ssh_key_file, pxe_loader, module_provisioning_sat):
     """Fixture to check out blank VM"""
     vlan_id = settings.provisioning.vlan_id
     cd_iso = (
@@ -234,6 +234,7 @@ def provisioning_host(module_ssh_key_file, pxe_loader):
     ) as prov_host:
         yield prov_host
         # Set host as non-blank to run teardown of the host
+        assert module_provisioning_sat.sat.execute('systemctl restart dhcpd').status == 0
         prov_host.blank = getattr(prov_host, 'blank', False)
 
 

tests/foreman/api/test_discoveredhost.py

@@ -28,7 +28,7 @@ class HostNotDiscoveredException(Exception):
 def _read_log(ch, pattern):
     """Read the first line from the given channel buffer and return the matching line"""
     # read lines until the buffer is empty
-    for log_line in ch.stdout().splitlines():
+    for log_line in ch.result.stdout.splitlines():
         logger.debug(f'foreman-tail: {log_line}')
         if re.search(pattern, log_line):
             return log_line
@@ -179,6 +179,7 @@ def test_positive_provision_pxe_host(
         provisioning_host,
         provisioning_hostgroup,
         pxe_loader,
+        request,
     ):
         """Provision a pxe-based discovered host
 
@@ -214,9 +215,9 @@ def test_positive_provision_pxe_host(
             host = discovered_host.update(['hostgroup', 'build', 'location', 'organization'])
             host = sat.api.Host().search(query={"search": f'name={host.name}'})[0]
             assert host
-            assert_discovered_host_provisioned(shell, module_provisioning_rhel_content.ksrepo)
-            sat.provisioning_cleanup(host.name)
-        provisioning_host.blank = True
+            shell.close()
+        assert_discovered_host_provisioned(shell, module_provisioning_rhel_content.ksrepo)
+        request.addfinalizer(lambda: sat.provisioning_cleanup(host.name))
 
     @pytest.mark.upgrade
     @pytest.mark.e2e
@@ -231,6 +232,7 @@ def test_positive_provision_pxe_less_host(
         pxeless_discovery_host,
         module_provisioning_rhel_content,
         provisioning_hostgroup,
+        request,
     ):
         """Provision a pxe-less discovered hosts
 
@@ -263,9 +265,9 @@ def test_positive_provision_pxe_less_host(
             host = discovered_host.update(['hostgroup', 'build', 'location', 'organization'])
             host = sat.api.Host().search(query={"search": f'name={host.name}'})[0]
             assert host
-            assert_discovered_host_provisioned(shell, module_provisioning_rhel_content.ksrepo)
-            sat.provisioning_cleanup(host.name)
-        pxeless_discovery_host.blank = True
+            shell.close()
+        assert_discovered_host_provisioned(shell, module_provisioning_rhel_content.ksrepo)
+        request.addfinalizer(lambda: sat.provisioning_cleanup(host.name))
 
     @pytest.mark.tier3
     def test_positive_auto_provision_pxe_host(

tests/foreman/api/test_provisioning.py

@@ -27,7 +27,7 @@
 def _read_log(ch, pattern):
     """Read the first line from the given channel buffer and return the matching line"""
     # read lines until the buffer is empty
-    for log_line in ch.stdout().splitlines():
+    for log_line in ch.result.stdout.splitlines():
         logger.debug(f'foreman-tail: {log_line}')
         if re.search(pattern, log_line):
             return log_line
@@ -384,6 +384,7 @@ def test_rhel_httpboot_provisioning(
     # check for proper HTTP requests
     shell = module_provisioning_sat.session.shell()
     shell.send('foreman-tail')
+    shell.close()
     assert_host_logs(shell, f'GET /httpboot/grub2/grub.cfg-{host_mac_addr} with 200')
     # Host should do call back to the Satellite reporting
     # the result of the installation. Wait until Satellite reports that the host is installed.