Drop Bitbucket support

since only the Bitbucket Server product supports signed payloads,
bitbucket.org does not.  And we are requiring signed payloads.

awx/api/urls/webhooks.py

@@ -4,7 +4,6 @@ from awx.api.views import (
     WebhookKeyView,
     GithubWebhookReceiver,
     GitlabWebhookReceiver,
-    BitbucketWebhookReceiver,
 )
 
 
@@ -12,5 +11,4 @@ urlpatterns = [
     url(r'^webhook_key/$', WebhookKeyView.as_view(), name='webhook_key'),
     url(r'^github/$', GithubWebhookReceiver.as_view(), name='webhook_receiver_github'),
     url(r'^gitlab/$', GitlabWebhookReceiver.as_view(), name='webhook_receiver_gitlab'),
-    url(r'^bitbucket/$', BitbucketWebhookReceiver.as_view(), name='webhook_receiver_bitbucket'),
 ]

awx/api/views/__init__.py

@@ -154,7 +154,6 @@ from awx.api.views.webhooks import ( # noqa
     WebhookKeyView,
     GithubWebhookReceiver,
     GitlabWebhookReceiver,
-    BitbucketWebhookReceiver,
 )
 
 

awx/api/views/webhooks.py

@@ -240,52 +240,3 @@ class GitlabWebhookReceiver(WebhookReceiverBase):
         # analysis by attackers.
         if not hmac.compare_digest(force_bytes(obj.webhook_key), self.get_signature()):
             raise PermissionDenied
-
-
-class BitbucketWebhookReceiver(WebhookReceiverBase):
-    service = 'bitbucket'
-
-    ref_keys = {
-        # Bitbucket Server
-        'repo:refs_changed': 'changes.0.toHash',
-        'repo:comment:added': 'commit',
-        'repo:comment:edited': 'commit',
-        'repo:comment:deleted': 'commit',
-        'pr:opened': 'pullRequest.fromRef.latestCommit',
-        'pr:modified': 'pullRequest.fromRef.latestCommit',
-        'pr:reviewer:updated': 'pullRequest.fromRef.latestCommit',
-        'pr:reviewer:approved': 'pullRequest.fromRef.latestCommit',
-        'pr:reviewer:unapproved': 'pullRequest.fromRef.latestCommit',
-        'pr:reviewer:needs_work': 'pullRequest.fromRef.latestCommit',
-        'pr:merged': 'pullRequest.fromRef.latestCommit',
-        'pr:declined': 'pullRequest.fromRef.latestCommit',
-        'pr:deleted': 'pullRequest.fromRef.latestCommit',
-        'pr:comment:added': 'pullRequest.fromRef.latestCommit',
-        'pr:comment:edited': 'pullRequest.fromRef.latestCommit',
-        'pr:comment:deleted': 'pullRequest.fromRef.latestCommit',
-
-        # Bitbucket Cloud, aka bitbucket.org
-        'repo:push': 'push.changes.0.new.target.hash',
-        'repo:commit_comment_created': 'commit.hash',
-        'pullrequest:created': 'pullrequest.source.commit',
-        'pullrequest:updated': 'pullrequest.source.commit',
-        'pullrequest:approved': 'pullrequest.source.commit',
-        'pullrequest:unapproved': 'pullrequest.source.commit',
-        'pullrequest:fulfilled': 'pullrequest.source.commit',
-        'pullrequest:rejected': 'pullrequest.source.commit',
-        'pullrequest:comment_created': 'pullrequest.source.commit',
-        'pullrequest:comment_updated': 'pullrequest.source.commit',
-        'pullrequest:comment_deleted': 'pullrequest.source.commit',
-    }
-
-    def get_event_type(self):
-        return self.request.META.get('HTTP_X_EVENT_KEY')
-
-    def get_event_guid(self):
-        return self.request.META.get('HTTP_X_REQUEST_UUID')
-
-    def get_signature(self):
-        header_sig = self.request.META.get('HTTP_X_HUB_SIGNATURE')
-        if not header_sig:
-            raise PermissionDenied
-        return force_bytes(header_sig)