Implement web server metrics in Tornado #3

server/handlers/api/addspot.py

@@ -1,12 +1,15 @@
 import json
 import logging
 import re
+from datetime import datetime
 
+import pytz
 import tornado
 
 from core.config import ALLOW_SPOTTING, MAX_SPOT_AGE
 from core.constants import UNKNOWN_BAND
 from core.lookup_helper import lookup_helper
+from core.prometheus_metrics_handler import api_requests_counter
 from core.sig_utils import get_ref_regex_for_sig
 from core.utils import serialize_everything
 from data.sig_ref import SIGRef
@@ -15,11 +18,18 @@ from data.spot import Spot
 
 # API request handler for /api/v1/spot (POST)
 class APISpotHandler(tornado.web.RequestHandler):
-    def initialize(self, spots):
+    def initialize(self, spots, web_server_metrics):
         self.spots = spots
+        self.web_server_metrics = web_server_metrics
 
     def post(self):
         try:
+            # Metrics
+            self.web_server_metrics["last_api_access_time"] = datetime.now(pytz.UTC)
+            self.web_server_metrics["api_access_counter"] += 1
+            self.web_server_metrics["status"] = "OK"
+            api_requests_counter.inc()
+
             # Reject if not allowed
             if not ALLOW_SPOTTING:
                 self.set_status(401)