reorganzing tests folder

make tests a module

refacotring to local imports for tests

fixing test import of tasks

fixing test import of tasks

more testing fixups

Makefile

@@ -362,6 +362,9 @@ check: flake8 pep8 # pyflakes pylint
 test:
 	$(PYTHON) manage.py test -v2 awx.main.tests
 
+test_unit:
+	$(PYTHON) -m py.test awx/main/tests/unit
+
 # Run all API unit tests with coverage enabled.
 test_coverage:
 	coverage run manage.py test -v2 awx.main.tests

awx/fact/tests/utils/dbtransform.py

@@ -1,15 +1,16 @@
 # Copyright (c) 2015 Ansible, Inc.
 # All Rights Reserved
 
+from django.test import TestCase
+
 # AWX
-from awx.main.tests.base import BaseTest
 from awx.fact.models.fact import * # noqa
 from awx.fact.utils.dbtransform import KeyTransform
 
 #__all__ = ['DBTransformTest', 'KeyTransformUnitTest']
 __all__ = ['KeyTransformUnitTest']
 
-class KeyTransformUnitTest(BaseTest):
+class KeyTransformUnitTest(TestCase):
     def setUp(self):
         super(KeyTransformUnitTest, self).setUp()
         self.key_transform = KeyTransform([('.', '\uff0E'), ('$', '\uff04')])
@@ -82,7 +83,7 @@ class KeyTransformUnitTest(BaseTest):
 
         data = self.key_transform.transform_incoming(value, None)
         self.assertEqual(data, value_transformed)
-        
+
         data = self.key_transform.transform_outgoing(value_transformed, None)
         self.assertEqual(data, value)
 
@@ -103,7 +104,7 @@ class KeyTransformUnitTest(BaseTest):
         }
         data = self.key_transform.transform_incoming(value, None)
         self.assertEqual(data, value_transformed)
-        
+
         data = self.key_transform.transform_outgoing(value_transformed, None)
         self.assertEqual(data, value)
 

awx/main/models/credential.py

@@ -1,10 +1,6 @@
 # Copyright (c) 2015 Ansible, Inc.
 # All Rights Reserved.
 
-# Python
-import base64
-import re
-
 # Django
 from django.db import models
 from django.utils.translation import ugettext_lazy as _

awx/main/tests/__init__.py

@@ -1,22 +0,0 @@
-# Copyright (c) 2015 Ansible, Inc.
-# All Rights Reserved.
-
-from awx.main.tests.organizations import * # noqa
-from awx.main.tests.users import * # noqa
-from awx.main.tests.inventory import * # noqa
-from awx.main.tests.projects import ProjectsTest, ProjectUpdatesTest # noqa
-from awx.main.tests.commands import * # noqa
-from awx.main.tests.scripts import * # noqa
-from awx.main.tests.tasks import RunJobTest # noqa
-from awx.main.tests.ad_hoc import * # noqa
-from awx.main.tests.licenses import LicenseTests # noqa
-from awx.main.tests.jobs import * # noqa
-from awx.main.tests.activity_stream import * # noqa
-from awx.main.tests.schedules import * # noqa
-from awx.main.tests.redact import * # noqa
-from awx.main.tests.views import * # noqa
-from awx.main.tests.commands import * # noqa
-from awx.main.tests.fact import * # noqa
-from awx.main.tests.unified_jobs import * # noqa
-from awx.main.tests.ha import * # noqa
-from awx.main.tests.settings import * # noqa

awx/main/tests/functional/__init__.py

@@ -0,0 +1,24 @@
+# Copyright (c) 2015 Ansible, Inc.
+# All Rights Reserved.
+import logging
+logging.disable(logging.CRITICAL)
+
+from .organizations import * # noqa
+from .users import * # noqa
+from .inventory import * # noqa
+from .projects import ProjectsTest, ProjectUpdatesTest # noqa
+from .commands import * # noqa
+from .scripts import * # noqa
+from .tasks import RunJobTest # noqa
+from .ad_hoc import * # noqa
+from .licenses import LicenseTests # noqa
+from .jobs import * # noqa
+from .activity_stream import * # noqa
+from .schedules import * # noqa
+from .redact import * # noqa
+from .views import * # noqa
+from .commands import * # noqa
+from .fact import * # noqa
+from .unified_jobs import * # noqa
+from .ha import * # noqa
+from .settings import * # noqa

awx/main/tests/functional/activity_stream.py

@@ -6,7 +6,7 @@ from django.core.urlresolvers import reverse
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 
 class ActivityStreamTest(BaseTest):
 

awx/main/tests/functional/ad_hoc.py

@@ -18,8 +18,8 @@ from crum import impersonate
 # AWX
 from awx.main.utils import * # noqa
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseJobExecutionTest
-from awx.main.tests.tasks import TEST_SSH_KEY_DATA, TEST_SSH_KEY_DATA_LOCKED, TEST_SSH_KEY_DATA_UNLOCK
+from .base import BaseJobExecutionTest
+from .tasks import TEST_SSH_KEY_DATA, TEST_SSH_KEY_DATA_LOCKED, TEST_SSH_KEY_DATA_UNLOCK
 
 __all__ = ['RunAdHocCommandTest', 'AdHocCommandApiTest']
 

awx/main/tests/functional/commands/age_deleted.py

@@ -2,8 +2,8 @@
 # All Rights Reserved
 
 # AWX
-from awx.main.tests.base import BaseTest
-from awx.main.tests.commands.base import BaseCommandMixin
+from ..base import BaseTest
+from .base import BaseCommandMixin
 
 __all__ = ['AgeDeletedCommandFunctionalTest']
 

awx/main/tests/functional/commands/base.py

@@ -11,7 +11,7 @@ from django.core.management import call_command
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTestMixin
+from ..base import BaseTestMixin
 
 class BaseCommandMixin(BaseTestMixin):
     def create_test_inventories(self):

awx/main/tests/functional/commands/cleanup_facts.py

@@ -10,9 +10,9 @@ import mock
 from django.core.management.base import CommandError
 
 # AWX
-from awx.main.tests.base import BaseTest
+from ..base import BaseTest
 from awx.fact.tests.base import MongoDBRequired, FactScanBuilder, TEST_FACT_PACKAGES, TEST_FACT_ANSIBLE, TEST_FACT_SERVICES
-from awx.main.tests.commands.base import BaseCommandMixin
+from .base import BaseCommandMixin
 from awx.main.management.commands.cleanup_facts import Command, CleanupFacts
 from awx.fact.models.fact import * # noqa
 
@@ -45,7 +45,7 @@ class CleanupFactsCommandFunctionalTest(BaseCommandMixin, BaseTest, MongoDBRequi
     def test_invoke_params_required(self):
         result, stdout, stderr = self.run_command('cleanup_facts')
         self.assertIsInstance(result, CommandError)
-        self.assertEqual(str(result), 'Both --granularity and --older_than are required.') 
+        self.assertEqual(str(result), 'Both --granularity and --older_than are required.')
 
     def test_module(self):
         self.builder.add_fact('packages', TEST_FACT_PACKAGES)

awx/main/tests/functional/commands/commands_monolithic.py

@@ -24,7 +24,7 @@ from django.test.utils import override_settings
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest, BaseLiveServerTest
+from ..base import BaseTest, BaseLiveServerTest
 
 __all__ = ['CreateDefaultOrgTest', 'DumpDataTest', 'CleanupDeletedTest',
            'CleanupJobsTest', 'CleanupActivityStreamTest',
@@ -471,7 +471,7 @@ class CleanupJobsTest(BaseCommandMixin, BaseLiveServerTest):
         self.assertTrue(ad_hoc_command.signal_start())
         ad_hoc_command = AdHocCommand.objects.get(pk=ad_hoc_command.pk)
         self.assertEqual(ad_hoc_command.status, 'successful')
-        
+
         # With days=1, no jobs will be deleted.
         jobs_before = Job.objects.all().count()
         self.assertTrue(jobs_before)
@@ -690,7 +690,7 @@ class InventoryImportTest(BaseCommandMixin, BaseLiveServerTest):
         self.assertTrue('required' in str(result))
         # Inventory ID, with invalid source.
         invalid_source = ''.join([os.path.splitext(self.ini_path)[0] + '-invalid',
-                                  os.path.splitext(self.ini_path)[1]]) 
+                                  os.path.splitext(self.ini_path)[1]])
         result, stdout, stderr = self.run_command('inventory_import',
                                                   inventory_id=inventory_id,
                                                   source=invalid_source)
@@ -766,7 +766,7 @@ class InventoryImportTest(BaseCommandMixin, BaseLiveServerTest):
                 self.assertEqual(group.children.count(), 0)
                 hosts = set(group.hosts.values_list('name', flat=True))
                 host_names = set(['db1.example.com','db2.example.com'])
-                self.assertEqual(hosts, host_names)                
+                self.assertEqual(hosts, host_names)
             elif group.name == 'webservers':
                 self.assertEqual(group.variables_dict, {'webvar': 'blah'})
                 self.assertEqual(group.children.count(), 0)
@@ -860,7 +860,7 @@ class InventoryImportTest(BaseCommandMixin, BaseLiveServerTest):
                 self.assertEqual(group.children.filter(active=True).count(), 0)
                 hosts = set(group.hosts.filter(active=True).values_list('name', flat=True))
                 host_names = set(['db1.example.com','db2.example.com'])
-                self.assertEqual(hosts, host_names)                
+                self.assertEqual(hosts, host_names)
             elif group.name == 'webservers':
                 self.assertEqual(group.variables_dict, {'webvar': 'blah'})
                 self.assertEqual(group.children.filter(active=True).count(), 0)
@@ -1013,7 +1013,7 @@ class InventoryImportTest(BaseCommandMixin, BaseLiveServerTest):
         rest_api_url = urlparse.urlunsplit([parts.scheme, netloc, parts.path,
                                             parts.query, parts.fragment])
         os.environ.setdefault('REST_API_URL', rest_api_url)
-        os.environ['INVENTORY_ID'] = str(old_inv.pk)        
+        os.environ['INVENTORY_ID'] = str(old_inv.pk)
         source = os.path.join(os.path.dirname(__file__), '..', '..', '..', 'plugins',
                               'inventory', 'awxrest.py')
         result, stdout, stderr = self.run_command('inventory_import',

awx/main/tests/functional/commands/remove_instance.py

@@ -5,8 +5,8 @@
 import uuid
 
 # AWX
-from awx.main.tests.base import BaseTest
-from awx.main.tests.commands.base import BaseCommandMixin
+from ..base import BaseTest
+from .base import BaseCommandMixin
 from awx.main.models import * # noqa
 
 __all__ = ['RemoveInstanceCommandFunctionalTest']

awx/main/tests/functional/commands/run_fact_cache_receiver.py

@@ -10,9 +10,9 @@ from copy import deepcopy
 from mock import MagicMock
 
 # AWX
-from awx.main.tests.base import BaseTest
+from ..base import BaseTest
 from awx.fact.tests.base import MongoDBRequired
-from awx.main.tests.commands.base import BaseCommandMixin
+from .base import BaseCommandMixin
 from awx.main.management.commands.run_fact_cache_receiver import FactCacheReceiver
 from awx.fact.models.fact import * # noqa
 

awx/main/tests/functional/commands/update_password.py

@@ -2,8 +2,8 @@
 # All Rights Reserved
 
 # AWX
-from awx.main.tests.base import BaseTest
-from awx.main.tests.commands.base import BaseCommandMixin
+from ..base import BaseTest
+from .base import BaseCommandMixin
 
 # Django
 from django.core.management.base import CommandError
@@ -20,16 +20,16 @@ class UpdatePasswordCommandFunctionalTest(BaseCommandMixin, BaseTest):
     def test_updated_ok(self):
         result, stdout, stderr = self.run_command('update_password', username='admin', password='dingleberry')
         self.assertEqual(stdout, 'Password updated\n')
-    
+
     def test_same_password(self):
         result, stdout, stderr = self.run_command('update_password', username='admin', password='admin')
         self.assertEqual(stdout, 'Password not updated\n')
-    
+
     def test_error_username_required(self):
         result, stdout, stderr = self.run_command('update_password', password='foo')
         self.assertIsInstance(result, CommandError)
         self.assertEqual(str(result), 'username required')
-    
+
     def test_error_password_required(self):
         result, stdout, stderr = self.run_command('update_password', username='admin')
         self.assertIsInstance(result, CommandError)

awx/main/tests/functional/fact/fact_api.py

@@ -10,7 +10,7 @@ from django.core.urlresolvers import reverse
 # AWX
 from awx.main.utils import timestamp_apiformat
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseLiveServerTest
+from ..base import BaseLiveServerTest
 from awx.fact.models import * # noqa
 from awx.fact.tests.base import BaseFactTestMixin, FactScanBuilder, TEST_FACT_ANSIBLE, TEST_FACT_PACKAGES, TEST_FACT_SERVICES
 from awx.main.utils import build_url
@@ -181,7 +181,7 @@ class FactViewApiTest(FactApiBaseTest):
     def test_view_time_filter(self):
         self.setup_facts(6)
         ts = self.builder.get_timestamp(3)
-        self.get_fact(Fact.objects.filter(host=self.fact_host, module='ansible', timestamp__lte=ts).order_by('-timestamp')[0], 
+        self.get_fact(Fact.objects.filter(host=self.fact_host, module='ansible', timestamp__lte=ts).order_by('-timestamp')[0],
                       dict(datetime=ts))
 
 

awx/main/tests/functional/inventory.py

@@ -18,7 +18,7 @@ from django.utils.timezone import now
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest, BaseTransactionTest
+from .base import BaseTest, BaseTransactionTest
 
 __all__ = ['InventoryTest', 'InventoryUpdatesTest', 'InventoryCredentialTest']
 

awx/main/tests/functional/jobs/base.py

@@ -3,7 +3,7 @@ import uuid
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTestMixin
+from ..base import BaseTestMixin
 
 TEST_PLAYBOOK = '''- hosts: all
   gather_facts: false
@@ -128,7 +128,7 @@ class BaseJobTestMixin(BaseTestMixin):
         # He works with Randall
         self.user_billybob = self.make_user('billybob')
         self.org_ops.users.add(self.user_billybob)
-        
+
         # Jim is the newest intern. He can login, but can't do anything quite yet
         # except make everyone else fresh coffee.
         self.user_jim = self.make_user('jim')
@@ -256,7 +256,7 @@ class BaseJobTestMixin(BaseTestMixin):
         self.team_ops_testers.users.add(self.user_billybob)
 
         # Each user has his/her own set of credentials.
-        from awx.main.tests.tasks import (TEST_SSH_KEY_DATA,
+        from ..tasks import (TEST_SSH_KEY_DATA,
                                           TEST_SSH_KEY_DATA_LOCKED,
                                           TEST_SSH_KEY_DATA_UNLOCK)
         self.cred_sue = self.user_sue.credentials.create(
@@ -429,7 +429,7 @@ class BaseJobTestMixin(BaseTestMixin):
         #self.permission1 = Permission.objects.create(
         #    inventory       = self.inventory,
         #    project         = self.project,
-        #    team            = self.team, 
+        #    team            = self.team,
         #    permission_type = PERM_INVENTORY_DEPLOY,
         #    created_by      = self.normal_django_user
         #)
@@ -441,7 +441,7 @@ class BaseJobTestMixin(BaseTestMixin):
         #    permission_type = PERM_INVENTORY_CHECK,
         #    created_by      = self.normal_django_user
         #)
- 
+
         # Engineering has job templates to check/run the dev project onto
         # their own inventory.
         self.jt_eng_check = JobTemplate.objects.create(

awx/main/tests/functional/jobs/job_relaunch.py

@@ -10,7 +10,7 @@ from django.core.urlresolvers import reverse
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseLiveServerTest
+from ..base import BaseLiveServerTest
 from .base import BaseJobTestMixin
 
 __all__ = ['JobRelaunchTest',]
@@ -63,7 +63,7 @@ class JobRelaunchTest(BaseJobTestMixin, BaseLiveServerTest):
 
             self.jt_ops_east_run.extra_vars = jt_extra_vars
             self.jt_ops_east_run.save()
-            
+
             response = self.post(url, {}, expect=201)
             j = Job.objects.get(pk=response['job'])
             self.assertTrue(j.status == 'successful')

awx/main/tests/functional/jobs/start_cancel.py

@@ -10,7 +10,7 @@ from django.conf import settings
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseLiveServerTest
+from ..base import BaseLiveServerTest
 from .base import BaseJobTestMixin
 
 __all__ = ['JobStartCancelTest',]
@@ -92,7 +92,7 @@ class JobStartCancelTest(BaseJobTestMixin, BaseLiveServerTest):
             # self.assertEqual(job.status, 'failed')
 
         # Test with a job that prompts for SSH unlock key, given the right key.
-        from awx.main.tests.tasks import TEST_SSH_KEY_DATA_UNLOCK
+        from ..tasks import TEST_SSH_KEY_DATA_UNLOCK
         # job = self.jt_ops_west_run.create_job(
         #     credential=self.cred_greg,
         #     created_by=self.user_sue,

awx/main/tests/functional/jobs/survey_password.py

@@ -6,7 +6,7 @@ from django.core.urlresolvers import reverse
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest, QueueStartStopTestMixin
+from ..base import BaseTest, QueueStartStopTestMixin
 
 __all__ = ['SurveyPasswordRedactedTest']
 
@@ -87,7 +87,7 @@ TEST_COMPLEX_SURVEY = '''
 
 
 TEST_SINGLE_PASSWORDS = [
-    { 
+    {
         'description': 'Single instance with a . after',
         'text' : 'See spot. See spot run. See spot run %s. That is a fast run.' % PASSWORD,
         'passwords': [PASSWORD],
@@ -233,5 +233,5 @@ class SurveyPasswordRedactedTest(SurveyPasswordBaseTest):
     # should redact values in extra_vars
     def test_redact_job_extra_vars(self):
         for test in self.tests['simple']:
-            response = self._get_url_job_details(test['job']) 
+            response = self._get_url_job_details(test['job'])
             self.check_extra_vars_redacted(test, response)

awx/main/tests/functional/licenses.py

@@ -6,7 +6,7 @@ import os
 import tempfile
 
 from awx.main.models import Host, Inventory, Organization
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 import awx.main.task_engine
 from awx.main.task_engine import * # noqa
 

awx/main/tests/functional/organizations.py

@@ -12,7 +12,7 @@ from django.utils.timezone import now as tz_now
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 
 __all__ = ['AuthTokenLimitUnitTest', 'OrganizationsTest']
 

awx/main/tests/functional/projects.py

@@ -20,8 +20,8 @@ from django.utils.timezone import now
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTransactionTest
-from awx.main.tests.tasks import TEST_SSH_KEY_DATA, TEST_SSH_KEY_DATA_LOCKED, TEST_SSH_KEY_DATA_UNLOCK, TEST_OPENSSH_KEY_DATA, TEST_OPENSSH_KEY_DATA_LOCKED
+from .base import BaseTransactionTest
+from .tasks import TEST_SSH_KEY_DATA, TEST_SSH_KEY_DATA_LOCKED, TEST_SSH_KEY_DATA_UNLOCK, TEST_OPENSSH_KEY_DATA, TEST_OPENSSH_KEY_DATA_LOCKED
 from awx.main.utils import decrypt_field, update_scm_url
 
 TEST_PLAYBOOK = '''- hosts: mygroup

awx/main/tests/functional/redact.py

@@ -3,7 +3,7 @@ import textwrap
 
 # AWX
 from awx.main.redact import UriCleaner
-from awx.main.tests.base import BaseTest, URI
+from .base import BaseTest, URI
 
 __all__ = ['UriCleanTests']
 

awx/main/tests/functional/schedules.py

@@ -10,7 +10,7 @@ from django.utils.timezone import now
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 
 __all__ = ['ScheduleTest']
 

awx/main/tests/functional/scripts.py

@@ -10,7 +10,7 @@ import urlparse
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseLiveServerTest
+from .base import BaseLiveServerTest
 
 __all__ = ['InventoryScriptTest']
 

awx/main/tests/functional/settings.py

@@ -1,7 +1,7 @@
 # Copyright (c) 2016 Ansible, Inc.
 # All Rights Reserved.
 
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 from awx.main.models import * # noqa
 
 from django.core.urlresolvers import reverse

awx/main/tests/functional/tasks.py

@@ -21,7 +21,7 @@ from crum import impersonate
 # AWX
 from awx.main.utils import * # noqa
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseJobExecutionTest
+from .base import BaseJobExecutionTest
 
 TEST_PLAYBOOK = u'''
 - name: test success

awx/main/tests/functional/users.py

@@ -15,7 +15,7 @@ from django.test.utils import override_settings
 
 # AWX
 from awx.main.models import * # noqa
-from awx.main.tests.base import BaseTest
+from .base import BaseTest
 from awx.main.conf import tower_settings
 
 __all__ = ['AuthTokenTimeoutTest', 'AuthTokenLimitTest', 'AuthTokenProxyTest', 'UsersTest', 'LdapTest']

awx/main/tests/functional/views.py

@@ -2,8 +2,8 @@
 from django.core.urlresolvers import reverse
 
 # Reuse Test code
-from awx.main.tests.base import BaseLiveServerTest, QueueStartStopTestMixin
-from awx.main.tests.base import URI
+from .base import BaseLiveServerTest, QueueStartStopTestMixin
+from .base import URI
 from awx.main.models.projects import * # noqa
 
 __all__ = ['UnifiedJobStdoutRedactedTests']

awx/main/utils.py

@@ -20,6 +20,7 @@ import tempfile
 from rest_framework.exceptions import ParseError, PermissionDenied
 from django.utils.encoding import smart_str
 from django.core.urlresolvers import reverse
+from django.core.exceptions import ValidationError
 
 # PyCrypto
 from Crypto.Cipher import AES
@@ -522,4 +523,125 @@ def timedelta_total_seconds(timedelta):
         timedelta.microseconds + 0.0 +
         (timedelta.seconds + timedelta.days * 24 * 3600) * 10 ** 6) / 10 ** 6
 
+def validate_ssh_private_key(data):
+    """Validate that the given SSH private key or certificate is,
+    in fact, valid.
+    """
+    # Map the X in BEGIN X PRIVATE KEY to the key type (ssh-keygen -t).
+    # Tower jobs using OPENSSH format private keys may still fail if the
+    # system SSH implementation lacks support for this format.
+    key_types = {
+        'RSA': 'rsa',
+        'DSA': 'dsa',
+        'EC': 'ecdsa',
+        'OPENSSH': 'ed25519',
+        '': 'rsa1',
+    }
+    # Key properties to return if valid.
+    key_data = {
+        'key_type': None,   # Key type (from above mapping).
+        'key_seg': '',      # Key segment (all text including begin/end).
+        'key_b64': '',      # Key data as base64.
+        'key_bin': '',      # Key data as binary.
+        'key_enc': None,    # Boolean, whether key is encrypted.
+        'cert_seg': '',     # Cert segment (all text including begin/end).
+        'cert_b64': '',     # Cert data as base64.
+        'cert_bin': '',     # Cert data as binary.
+    }
+    data = data.strip()
+    validation_error = ValidationError('Invalid private key')
+
+    # Sanity check: We may potentially receive a full PEM certificate,
+    # and we want to accept these.
+    cert_begin_re = r'(-{4,})\s*BEGIN\s+CERTIFICATE\s*(-{4,})'
+    cert_end_re = r'(-{4,})\s*END\s+CERTIFICATE\s*(-{4,})'
+    cert_begin_match = re.search(cert_begin_re, data)
+    cert_end_match = re.search(cert_end_re, data)
+    if cert_begin_match and not cert_end_match:
+        raise validation_error
+    elif not cert_begin_match and cert_end_match:
+        raise validation_error
+    elif cert_begin_match and cert_end_match:
+        cert_dashes = set([cert_begin_match.groups()[0], cert_begin_match.groups()[1],
+                            cert_end_match.groups()[0], cert_end_match.groups()[1]])
+        if len(cert_dashes) != 1:
+            raise validation_error
+        key_data['cert_seg'] = data[cert_begin_match.start():cert_end_match.end()]
+
+    # Find the private key, and also ensure that it internally matches
+    # itself.
+    # Set up the valid private key header and footer.
+    begin_re = r'(-{4,})\s*BEGIN\s+([A-Z0-9]+)?\s*PRIVATE\sKEY\s*(-{4,})'
+    end_re = r'(-{4,})\s*END\s+([A-Z0-9]+)?\s*PRIVATE\sKEY\s*(-{4,})'
+    begin_match = re.search(begin_re, data)
+    end_match = re.search(end_re, data)
+    if not begin_match or not end_match:
+        raise validation_error
+
+    # Ensure that everything, such as dash counts and key type, lines up,
+    # and raise an error if it does not.
+    dashes = set([begin_match.groups()[0], begin_match.groups()[2],
+                    end_match.groups()[0], end_match.groups()[2]])
+    if len(dashes) != 1:
+        raise validation_error
+    if begin_match.groups()[1] != end_match.groups()[1]:
+        raise validation_error
+    key_type = begin_match.groups()[1] or ''
+    try:
+        key_data['key_type'] = key_types[key_type]
+    except KeyError:
+        raise ValidationError('Invalid private key: unsupported type %s' % key_type)
+
+    # The private key data begins and ends with the private key.
+    key_data['key_seg'] = data[begin_match.start():end_match.end()]
+
+    # Establish that we are able to base64 decode the private key;
+    # if we can't, then it's not a valid key.
+    #
+    # If we got a certificate, validate that also, in the same way.
+    header_re = re.compile(r'^(.+?):\s*?(.+?)(\\??)$')
+    for segment_name in ('cert', 'key'):
+        segment_to_validate = key_data['%s_seg' % segment_name]
+        # If we have nothing; skip this one.
+        # We've already validated that we have a private key above,
+        # so we don't need to do it again.
+        if not segment_to_validate:
+            continue
+
+        # Ensure that this segment is valid base64 data.
+        base64_data = ''
+        line_continues = False
+        lines = segment_to_validate.splitlines()
+        for line in lines[1:-1]:
+            line = line.strip()
+            if not line:
+                continue
+            if line_continues:
+                line_continues = line.endswith('\\')
+                continue
+            line_match = header_re.match(line)
+            if line_match:
+                line_continues = line.endswith('\\')
+                continue
+            base64_data += line
+        try:
+            decoded_data = base64.b64decode(base64_data)
+            if not decoded_data:
+                raise validation_error
+            key_data['%s_b64' % segment_name] = base64_data
+            key_data['%s_bin' % segment_name] = decoded_data
+        except TypeError:
+            raise validation_error
+
+    # Determine if key is encrypted.
+    if key_data['key_type'] == 'ed25519':
+        # See https://github.com/openssh/openssh-portable/blob/master/sshkey.c#L3218
+        # Decoded key data starts with magic string (null-terminated), four byte
+        # length field, followed by the ciphername -- if ciphername is anything
+        # other than 'none' the key is encrypted.
+        key_data['key_enc'] = not bool(key_data['key_bin'].startswith('openssh-key-v1\x00\x00\x00\x00\x04none'))
+    else:
+        key_data['key_enc'] = bool('ENCRYPTED' in key_data['key_seg'])
+
+    return key_data