reworked SSH Key handling

community_backup/tests/test_models.py

@@ -0,0 +1,54 @@
+from django.test import TestCase
+from django.contrib.auth.models import User
+from django.core.exceptions import ValidationError
+from webui.models import BorgRepository
+
+
+class BorgRepositoryTestCase(TestCase):
+    def test_ssh_key_regex(self):
+        user = User.objects.create(username="foo")
+
+        # good repo
+        repo = BorgRepository.objects.create(
+            name="test1",
+            key="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3 jo@hubris",
+            user=user,
+        )
+
+        repo.full_clean()
+
+        # good repo, key without comment
+        repo = BorgRepository.objects.create(
+            name="test2",
+            key="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3",
+            user=user,
+        )
+        repo.full_clean()
+
+        # bad repo (wrong key)
+        repo = BorgRepository.objects.create(name="test3", key="Foo", user=user)
+        self.assertRaises(ValidationError, repo.full_clean)
+
+        # bad repo (multiple valid keys )
+        repo = BorgRepository.objects.create(
+            name="test4",
+            key="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3 jo@hubris\nssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3 jo@hubris",
+            user=user,
+        )
+        self.assertRaises(ValidationError, repo.full_clean)
+
+        # bad repo, leading whitespace
+        repo = BorgRepository.objects.create(
+            name="test5",
+            key=" ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3 jo@hubris",
+            user=user,
+        )
+        self.assertRaises(ValidationError, repo.full_clean)
+
+        # good repo, with whitespace in commment
+        repo = BorgRepository.objects.create(
+            name="test6",
+            key="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYOkeGl40Bss9LMmreCtzq+uXw4IQ/E5SKsBRcKAfF3 jo@hubris whitespace in comment",
+            user=user,
+        )
+        repo.full_clean()