Fix/redundant sql query during ca cert creation

.gitignore

@@ -68,3 +68,5 @@ Pipfile
 
 # IDE specific files
 .idea
+
+venv/

django_x509/base/models.py

@@ -200,17 +200,12 @@ def clean(self):
         self._verify_extension_format()
 
     def save(self, *args, **kwargs):
-        generate = False
         if not self.pk and not self.certificate and not self.private_key:
-            generate = True
-        super().save(*args, **kwargs)
-        if generate:
-            # automatically determine serial number
+            #removed these lines and any reference to the generate variable
             if not self.serial_number:
                 self.serial_number = self._generate_serial_number()
             self._generate()
-            kwargs['force_insert'] = False
-            super().save(*args, **kwargs)
+        super().save(*args, **kwargs)
 
     @cached_property
     def x509(self):

django_x509/settings.py

@@ -21,3 +21,4 @@
     settings, 'DJANGO_X509_CERT_KEYUSAGE_VALUE', 'digitalSignature, keyEncipherment'
 )  # noqa
 CRL_PROTECTED = getattr(settings, 'DJANGO_X509_CRL_PROTECTED', False)
+DJANGO_X509_CA_MODEL = 'django_x509.Ca'  # Adjust the model if necessary

django_x509/tests/test_cert.py

@@ -6,6 +6,7 @@
 from OpenSSL import crypto
 from swapper import load_model
 
+
 from .. import settings as app_settings
 from ..base.models import generalized_time
 from . import TestX509Mixin
@@ -81,7 +82,9 @@ class TestCert(TestX509Mixin, TestCase):
 """
 
     def test_new(self):
-        cert = self._create_cert()
+        #added assertNumQueries to check the number of queries made
+        with self.assertNumQueries(3):  # 3 query to be made
+            cert = self._create_cert()
         self.assertNotEqual(cert.certificate, '')
         self.assertNotEqual(cert.private_key, '')
         x509 = cert.x509