Add data migration for old nvd advisory

Signed-off-by: Keshav Priyadarshi <git@keshav.space>

vulnerabilities/migrations/0068_update_nvd_advisory_created_by.py

@@ -0,0 +1,38 @@
+# Generated by Django 4.2.15 on 2024-09-27 19:38
+
+from django.db import migrations
+
+"""
+Update the created_by field on Advisory from the old qualified_name
+to the new pipeline_id.
+"""
+
+
+def update_created_by(apps, schema_editor):
+    from vulnerabilities.pipelines.nvd_importer import NVDImporterPipeline
+
+    Advisory = apps.get_model("vulnerabilities", "Advisory")
+    Advisory.objects.filter(created_by="vulnerabilities.importers.nvd.NVDImporter").update(
+        created_by=NVDImporterPipeline.pipeline_id
+    )
+
+
+
+def reverse_update_created_by(apps, schema_editor):
+    from vulnerabilities.pipelines.nvd_importer import NVDImporterPipeline
+
+    Advisory = apps.get_model("vulnerabilities", "Advisory")
+    Advisory.objects.filter(created_by=NVDImporterPipeline.pipeline_id).update(
+        created_by="vulnerabilities.importers.nvd.NVDImporter"
+    )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("vulnerabilities", "0067_update_github_advisory_created_by"),
+    ]
+
+    operations = [
+        migrations.RunPython(update_created_by, reverse_code=reverse_update_created_by),
+    ]

vulnerabilities/tests/test_data_migrations.py

@@ -802,3 +802,42 @@ def test_removal_of_duped_purls(self):
             adv.filter(created_by="vulnerabilities.importers.github.GitHubAPIImporter").count() == 0
         )
         assert adv.filter(created_by="github_importer").count() == 1
+
+
+class TestUpdateNVDAdvisoryCreatedByField(TestMigrations):
+    app_name = "vulnerabilities"
+    migrate_from = "0067_update_github_advisory_created_by"
+    migrate_to = "0068_update_nvd_advisory_created_by"
+
+    advisory_data1 = AdvisoryData(
+        aliases=["CVE-2020-13371337"],
+        summary="vulnerability description here",
+        affected_packages=[
+            AffectedPackage(
+                package=PackageURL(type="pypi", name="foobar"),
+                affected_version_range=VersionRange.from_string("vers:pypi/>=1.0.0|<=2.0.0"),
+            )
+        ],
+        references=[Reference(url="https://example.com/with/more/info/CVE-2020-13371337")],
+        date_published=timezone.now(),
+        url="https://test.com",
+    )
+
+    def setUpBeforeMigration(self, apps):
+        Advisory = apps.get_model("vulnerabilities", "Advisory")
+        adv1 = Advisory.objects.create(
+            aliases=self.advisory_data1.aliases,
+            summary=self.advisory_data1.summary,
+            affected_packages=[pkg.to_dict() for pkg in self.advisory_data1.affected_packages],
+            references=[ref.to_dict() for ref in self.advisory_data1.references],
+            url=self.advisory_data1.url,
+            created_by="vulnerabilities.importers.nvd.NVDImporter",
+            date_collected=timezone.now(),
+        )
+
+    def test_removal_of_duped_purls(self):
+        Advisory = apps.get_model("vulnerabilities", "Advisory")
+        adv = Advisory.objects.all()
+
+        assert adv.filter(created_by="vulnerabilities.importers.nvd.NVDImporter").count() == 0
+        assert adv.filter(created_by="nvd_importer").count() == 1