add RBAC definitions for CredentialInputSource

awx/main/access.py

@@ -1165,16 +1165,43 @@ class CredentialAccess(BaseAccess):
 
 class CredentialInputSourceAccess(BaseAccess):
     '''
-    I can see credential input sources when:
-     - I'm a superuser (TODO: Update)
-    I can create credential input sources when:
-     - I'm a superuser (TODO: Update)
-    I can delete credential input sources when:
-     - I'm a superuser (TODO: Update)
+    I can see a CredentialInputSource when:
+     - I can see the associated target_credential
+    I can create/change a CredentialInputSource when:
+     - I'm an admin of the associated target_credential
+     - I have use access to the associated source credential
+    I can delete a CredentialInputSource when:
+     - I'm an admin of the associated target_credential
     '''
 
     model = CredentialInputSource
 
+    def filtered_queryset(self):
+        return CredentialInputSource.objects.filter(
+            target_credential__in=Credential.accessible_pk_qs(self.user, 'read_role'))
+
+    @check_superuser
+    def can_read(self, obj):
+        return self.user in obj.target_credential.read_role
+
+    @check_superuser
+    def can_add(self, data):
+        return (
+            self.check_related('target_credential', Credential, data, role_field='admin_role') and
+            self.check_related('source_credential', Credential, data, role_field='use_role')
+        )
+
+    @check_superuser
+    def can_change(self, obj, data):
+        if self.can_add(data) is False:
+            return False
+
+        return self.user in obj.target_credential.admin_role
+
+    @check_superuser
+    def can_delete(self, obj):
+        return self.user in obj.target_credential.admin_role
+
 
 class TeamAccess(BaseAccess):
     '''

awx/main/tests/functional/api/test_credential_input_sources.py

@@ -106,6 +106,150 @@ def test_create_credential_input_source_with_external_target_returns_400(post, a
     assert response.data['target_credential'] == ['Target must be a non-external credential']
 
 
+@pytest.mark.django_db
+def test_input_source_rbac_associate(get, post, alice, vault_credential, external_credential):
+    sublist_url = reverse(
+        'api:credential_input_source_sublist',
+        kwargs={'version': 'v2', 'pk': vault_credential.pk}
+    )
+    params = {
+        'source_credential': external_credential.pk,
+        'input_field_name': 'vault_password',
+        'associate': True,
+        'metadata': {'key': 'some_key'},
+    }
+
+    # alice can't admin the target *or* source cred
+    response = post(sublist_url, params, alice)
+    assert response.status_code == 403
+
+    # alice can't use the source cred
+    vault_credential.admin_role.members.add(alice)
+    response = post(sublist_url, params, alice)
+    assert response.status_code == 403
+
+    # alice is allowed to associate now
+    external_credential.use_role.members.add(alice)
+    response = post(sublist_url, params, alice)
+    assert response.status_code == 201
+
+    # now let's try disassociation
+    detail = get(response.data['url'], alice)
+    assert detail.status_code == 200
+    vault_credential.admin_role.members.remove(alice)
+    external_credential.use_role.members.remove(alice)
+
+    # now that permissions are removed, alice can't *read* the input source
+    assert get(response.data['url'], alice).status_code == 403
+
+    # alice can't admin the target (so she can't remove the input source)
+    params = {
+        'id': detail.data['id'],
+        'disassociate': True
+    }
+    response = post(sublist_url, params, alice)
+    assert response.status_code == 403
+
+    # alice is allowed to disassociate now
+    vault_credential.admin_role.members.add(alice)
+    response = post(sublist_url, params, alice)
+    assert response.status_code == 204
+
+
+@pytest.mark.django_db
+def test_input_source_detail_rbac(get, post, patch, delete, admin, alice,
+                                  vault_credential, external_credential,
+                                  other_external_credential):
+    sublist_url = reverse(
+        'api:credential_input_source_sublist',
+        kwargs={'version': 'v2', 'pk': vault_credential.pk}
+    )
+    params = {
+        'source_credential': external_credential.pk,
+        'input_field_name': 'vault_password',
+        'associate': True,
+        'metadata': {'key': 'some_key'},
+    }
+
+    response = post(sublist_url, params, admin)
+    assert response.status_code == 201
+
+    url = response.data['url']
+
+    # alice can't read the input source directly because she can't read the target cred
+    detail = get(url, alice)
+    assert detail.status_code == 403
+
+    # alice can read the input source directly
+    vault_credential.read_role.members.add(alice)
+    detail = get(url, alice)
+    assert detail.status_code == 200
+
+    # she can also see it on the credential sublist
+    response = get(sublist_url, admin)
+    assert response.status_code == 200
+    assert response.data['count'] == 1
+
+    # alice can't change or delete the input source because she can't change the target cred
+    assert patch(url, {'input_field_name': 'vault_id'}, alice).status_code == 403
+    assert delete(url, alice).status_code == 403
+
+    # alice can admin the target cred, so she can change the input field name
+    vault_credential.admin_role.members.add(alice)
+    external_credential.use_role.members.add(alice)
+    assert patch(url, {'input_field_name': 'vault_id'}, alice).status_code == 200
+    assert CredentialInputSource.objects.first().input_field_name == 'vault_id'
+
+    # she _cannot_, however, apply a source credential she doesn't have access to
+    assert patch(url, {'source_credential': other_external_credential.pk}, alice).status_code == 403
+
+    assert delete(url, alice).status_code == 204
+    assert CredentialInputSource.objects.count() == 0
+
+
+@pytest.mark.django_db
+def test_input_source_rbac_swap_target_credential(get, post, put, patch, admin, alice,
+                                                  machine_credential, vault_credential,
+                                                  external_credential):
+    # If you change the target credential for an input source,
+    # you have to have admin role on the *original* credential (so you can
+    # remove the relationship) *and* on the *new* credential (so you can apply the
+    # new relationship)
+    sublist_url = reverse(
+        'api:credential_input_source_sublist',
+        kwargs={'version': 'v2', 'pk': vault_credential.pk}
+    )
+    params = {
+        'source_credential': external_credential.pk,
+        'input_field_name': 'vault_password',
+        'associate': True,
+        'metadata': {'key': 'some_key'},
+    }
+
+    response = post(sublist_url, params, admin)
+    assert response.status_code == 201
+    url = response.data['url']
+
+    # alice can't change target cred because she can't admin either one
+    assert patch(url, {
+        'target_credential': machine_credential.pk,
+        'input_field_name': 'password'
+    }, alice).status_code == 403
+
+    # alice still can't change target cred because she can't admin *the new one*
+    vault_credential.admin_role.members.add(alice)
+    assert patch(url, {
+        'target_credential': machine_credential.pk,
+        'input_field_name': 'password'
+    }, alice).status_code == 403
+
+    machine_credential.admin_role.members.add(alice)
+    assert patch(url, {
+        'target_credential': machine_credential.pk,
+        'input_field_name': 'password'
+    }, alice).status_code == 200
+
+
 @pytest.mark.django_db
 def test_create_credential_input_source_with_non_external_source_returns_400(post, admin, credential, vault_credential):
     sublist_url = reverse(