Fix keeping VM's alive when vm_alive flag is given (#116)

Author: anfimovdm

alts/worker/runners/base.py

@@ -1750,13 +1750,12 @@ def setup(self, skip_provision: bool = False):
         self._ssh_client = LongRunSSHClient(**params)
 
     def teardown(self, publish_artifacts: bool = True):
-        if not self._vm_alive:
-            if self._ssh_client:
-                try:
-                    self._ssh_client.close()
-                except:
-                    pass
-            super().teardown(publish_artifacts=publish_artifacts)
+        if self._ssh_client:
+            try:
+                self._ssh_client.close()
+            except:
+                pass
+        super().teardown(publish_artifacts=publish_artifacts)
 
     def exec_command(self, *args, **kwargs) -> Tuple[int, str, str]:
         command = ' '.join(args)

alts/worker/runners/opennebula.py

@@ -244,6 +244,8 @@ def recover_delete():
             recover_delete()
 
     def _stop_env(self):
+        if self._vm_alive:
+            return 0, "WARNING: VM won't be destroyed because vm_alive=True was given", ""
         stop_exit_code, stop_out, stop_err = super()._stop_env()
         if stop_exit_code == 0:
             return stop_exit_code, stop_out, stop_err