Implement logs model using Elasticsearch

- Implement logs model using Elasticsearch with tests
- Implement transition model using both elasticsearch and database model
- Add LOGS_MODEL configuration to choose which to use.

Co-authored-by: Sida Chen <sidchen@redhat.com>
Co-authored-by: Kenny Lee Sin Cheong <kenny.lee@redhat.com>

test/registry/registry_tests.py

@@ -243,6 +243,7 @@ def add_token(_, executor):
   return ('$token', executor.add_token().text)
 
 
+# TODO(sidchen): Test logging to elastic search log model.
 @pytest.mark.parametrize('credentials, namespace, expected_performer', [
   (('devtable', 'password'), 'devtable', 'devtable'),
   (add_robot, 'buynlarge', 'buynlarge+ownerbot'),

test/registry_tests.py

@@ -1007,6 +1007,7 @@ class RegistryTestsMixin(object):
     self.do_pull('public', 'newrepo', 'public', 'password', images=images, munge_shas=munged_shas)
 
 
+  # TODO(sidchen): Test logging to elastic search log model.
   def test_push_pull_logging(self):
     # Push a new repository.
     self.do_push('public', 'newrepo', 'public', 'password')
@@ -1034,6 +1035,7 @@ class RegistryTestsMixin(object):
     self.assertEquals('public', logs[0]['performer']['name'])
 
 
+  # TODO(sidchen): Test logging to elastic search log model.
   def test_push_pull_logging_byrobot(self):
     # Lookup the robot's password.
     self.conduct_api_login('devtable', 'password')
@@ -1067,6 +1069,7 @@ class RegistryTestsMixin(object):
     self.assertEquals('buynlarge+ownerbot', logs[0]['performer']['name'])
 
 
+  # TODO(sidchen): Test logging to elastic search log model.
   def test_push_pull_logging_bytoken(self):
     # Push the repository.
     self.do_push('devtable', 'newrepo', 'devtable', 'password')
@@ -1088,6 +1091,7 @@ class RegistryTestsMixin(object):
     self.assertEquals('my-new-token', logs[0]['metadata']['token'])
 
 
+  # TODO(sidchen): Test logging to elastic search log model.
   def test_push_pull_logging_byoauth(self):
     # Push the repository.
     self.do_push('devtable', 'newrepo', 'devtable', 'password')
@@ -1109,6 +1113,7 @@ class RegistryTestsMixin(object):
     self.assertEquals(1, logs[0]['metadata']['oauth_token_id'])
 
 
+  # TODO(sidchen): Test logging to elastic search log model.
   def test_push_pull_logging_byclitoken(self):
     # Push the repository.
     self.do_push('devtable', 'newrepo', 'devtable', 'password')

test/test_api_usage.py

@@ -3391,6 +3391,7 @@ class TestOrgRobots(ApiTestCase):
     self.assertEquals(json['token'], json2['token'])
 
 
+# TODO(sidchen): Test logging to elastic search log model.
 class TestLogs(ApiTestCase):
   def test_repo_logs(self):
     self.login(ADMIN_ACCESS_USER)
@@ -3971,6 +3972,7 @@ class TestUserAuthorizations(ApiTestCase):
                          expected_code=404)
 
 
+# TODO(sidchen): Test logging to elastic search log model.
 class TestSuperUserLogs(ApiTestCase):
   def test_get_logs(self):
     self.login(ADMIN_ACCESS_USER)