Add an option to spawn vcsim in esx mode (#31155)

test/utils/docker/vcenter-simulator/flask_control.py

@@ -132,6 +132,18 @@ def spawn_vcsim():
         '-httptest.serve',
         '%s:%s' % (hostname, port),
     ]
+
+    # esx only allows certain arguments
+    if request.args.get('esx'):
+        cmd.append('-esx')
+        for x in [('vm', 1), ('ds', 1)]:
+            name = x[0]
+            default = x[1]
+            if request.args.get(name):
+                default = request.args.get(name)
+            cmd.append('-%s=%s' % (name, default))
+    else:
+        # use all other options as requested for vcenter
         for x in cli_opts:
             name = x[0]
             default = x[1]