add statuspage service for github rate limit

Author: minrk

Dockerfile

@@ -0,0 +1,4 @@
+FROM python:3.6
+RUN pip install requests
+ADD statuspage.py statuspage.py
+CMD ["python", "statuspage.py"]

statuspage.py

@@ -0,0 +1,55 @@
+from datetime import datetime
+import json
+import os
+import sys
+import time
+
+import requests
+ 
+# the following 4 are the actual values that pertain to your account and this specific metric
+api_key = os.environ['STATUSPAGE_API_KEY']
+page_id = 'fzcq6v7wcg65'
+metric_id = 'rfcg9djxtg6n'
+api_base = 'api.statuspage.io'
+
+github_id = os.environ['GITHUB_OAUTH_KEY']
+github_secret = os.environ['GITHUB_OAUTH_SECRET']
+
+def get_rate_limit():
+    r = requests.get('https://api.github.com/rate_limit',
+        params={
+            'client_id': github_id,
+            'client_secret': github_secret,
+        }
+    )
+    r.raise_for_status()
+    resp = r.json()
+    return resp['resources']['core']
+
+def post_data(limit, remaining):
+    percent = 100 * remaining / limit
+    now = int(datetime.utcnow().timestamp())
+    url = "https://api.statuspage.io/v1/pages/{page_id}/metrics/{metric_id}/data.json".format(
+        page_id=page_id, metric_id=metric_id,
+    )
+    
+    r = requests.post(url,
+        headers={
+            "Content-Type": "application/x-www-form-urlencoded",
+            "Authorization": "OAuth " + api_key,
+        },
+        data={
+            'data[timestamp]': now,
+            'data[value]': percent,
+        }
+    )
+    r.raise_for_status()
+
+while True:
+    try:
+        limit = get_rate_limit()
+        print(json.dumps(limit))
+        post_data(limit['limit'], limit['remaining'])
+    except Exception as e:
+        print("Error: %s" % e, file=sys.stderr)
+    time.sleep(120)