Add template for creating VMs

uncloud/uncloud_vm/management/commands/vm-create-snapshots.py

@@ -0,0 +1,35 @@
+import json
+
+import uncloud.secrets as secrets
+
+from django.core.management.base import BaseCommand
+from django.contrib.auth import get_user_model
+
+from uncloud_vm.models import VMSnapshotProduct
+from datetime import datetime
+
+class Command(BaseCommand):
+    help = 'Select VM Host for VMs'
+
+    def add_arguments(self, parser):
+        parser.add_argument('--this-hostname', required=True)
+    #     parser.add_argument('--start-vms-here', action='store_true')
+    #     parser.add_argument('--check-health', action='store_true')
+    #     parser.add_argument('--vmhostname')
+    #     print(parser)
+
+
+    def handle(self, *args, **options):
+        for snapshot in VMSnapshotProduct.objects.filter(status='PENDING'):
+            if not snapshot.extra_data:
+                snapshot.extra_data = {}
+
+            # TODO: implement locking here
+            if 'creating_hostname' in snapshot.extra_data:
+                pass
+
+            snapshot.extra_data['creating_hostname'] = options['this_hostname']
+            snapshot.extra_data['creating_start'] = str(datetime.now())
+            snapshot.save()
+
+            print(snapshot)