github/webhook_request.py: test sending webhook requests

Signed-off-by: Jakub Sokołowski <jakub@status.im>

github/webhook_request.py

@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+
+import sys
+import json
+import hmac
+import hashlib
+import requests
+import argparse
+from os import environ
+from uuid import uuid4
+from github import Github
+
+HELP_DESCRIPTION='This a utility for adding accounts to private GitHub repos.'
+HELP_EXAMPLE='Example: ./add_to_private.py -o "waku-org" -u "status-im-auto"'
+
+PAYLOAD={
+  'ref': 'refs/heads/deploy-develop',
+  'before': '2ef2124e7e739d8fe8a14d7c1660c0fb29db247c',
+  'after': '750c8bd47aaf0d6d619c64c67b7ec2e4044f11a7',
+}
+
+def parse_args():
+    parser = argparse.ArgumentParser(
+        description=HELP_DESCRIPTION, epilog=HELP_EXAMPLE
+    )
+    parser.add_argument('-u', '--url',
+                        help='Webhook URL.')
+    parser.add_argument('-e', '--event', default='push',
+                        help='Webhook GitHub event.')
+    parser.add_argument('-s', '--secret', default=environ.get('WEBHOOK_SECRET'),
+                        help='Webhook Secret.')
+    parser.add_argument('-p', '--payload', default=PAYLOAD,
+                        help='Webhook Secret.')
+    parser.add_argument('-t', '--timeout', default=5,
+                        help='Webhook request timeout.')
+
+    args = parser.parse_args()
+
+    return args
+
+
+def main():
+    args = parse_args()
+
+    secret = args.secret.encode('utf-8')
+    data = json.dumps(args.payload).encode('utf-8')
+
+    digest = lambda algo: hmac.new(secret, data, algo).hexdigest()
+
+    headers = {
+        'Content-Type':        'application/json',
+        'X-GitHub-Event':      args.event,
+        'X-Hub-Signature':     'sha1=%s'   % digest(hashlib.sha1),
+        'X-Hub-Signature-256': 'sha256=%s' % digest(hashlib.sha256),
+        'X-GitHub-Delivery':   str(uuid4()),
+    }
+
+    try:
+        rval = requests.post(
+            args.url,
+            headers=headers,
+            data=data,
+            timeout=args.timeout,
+        )
+    except requests.exceptions.ConnectionError as ex:
+        print(ex)
+        sys.exit(1)
+
+    print(rval.status_code, rval.reason)
+    print(rval.headers)
+    print(rval.text)
+
+if __name__ == '__main__':
+    main()