Add check_vm_templates management command

datacenterlight/management/commands/check_vm_templates.py

@@ -0,0 +1,62 @@
+from django.core.management.base import BaseCommand
+from opennebula_api.models import OpenNebulaManager
+from datacenterlight.models import VMTemplate
+from membership.models import CustomUser
+
+from django.conf import settings
+from time import sleep
+import datetime
+import json
+import logging
+import os
+
+logger = logging.getLogger(__name__)
+
+
+class Command(BaseCommand):
+    help = '''Checks all VM templates to find if they can be instantiated'''
+
+    def add_arguments(self, parser):
+        parser.add_argument('user_email', type=str)
+
+    def handle(self, *args, **options):
+        result_dict = {}
+        user_email = options['user_email'] if 'user_email' in options else ""
+
+        if user_email:
+            cu = CustomUser.objects.get(email=user_email)
+            specs = {'cpu': 1, 'memory': 1, 'disk_size': 10}
+            manager = OpenNebulaManager(email=user_email, password=cu.password)
+            pub_keys = [settings.TEST_MANAGE_SSH_KEY_PUBKEY]
+            if not os.path.exists("outputs"):
+                os.mkdir("outputs")
+            for vm_template in VMTemplate.objects.all():
+                vm_name = 'test-%s' % vm_template.name
+                vm_id = manager.create_vm(
+                    template_id=vm_template.opennebula_vm_template_id,
+                    specs=specs,
+                    ssh_key='\n'.join(pub_keys),
+                    vm_name=vm_name
+                )
+                if vm_id > 0:
+                    result_dict[vm_name] = "%s OK, created VM %s" % (
+                        '%s %s' % (vm_template.opennebula_vm_template_id,
+                                   vm_template.name),
+                        vm_id
+                    )
+                    self.stdout.write(self.style.SUCCESS(result_dict[vm_name]))
+                    manager.delete_vm(vm_id)
+                else:
+                    result_dict[vm_name] = '''Error creating VM %s, template_id
+                    %s ''' % (vm_name, vm_template.opennebula_vm_template_id)
+                    self.stdout.write(self.style.ERROR(result_dict[vm_name]))
+                sleep(1)
+            date_str = datetime.datetime.strftime(
+                datetime.datetime.now(), '%Y%m%d%H%M%S'
+            )
+            with open("output/check_vm_templates_%s.txt" % date_str, 'w',
+                      encoding='utf-8') as f:
+                f.write(json.dumps(result_dict))
+        else:
+            self.stdout.write(self.style.ERROR("user_email not supplied"))
+        self.stdout.write(self.style.SUCCESS("Done"))