Extract webserver metrics into a separate class to avoid passing it into every API call. Change the display to requests per hour rather than just last request time. Add SSE and telnet client connected count.

webserver/handlers/api/solar_conditions.py

@@ -1,13 +1,10 @@
 import logging
-from datetime import datetime
 from typing import Any
 
-import pytz
 import tornado
 from tornado import httputil
 from tornado.web import Application
 
-from core.prometheus_metrics_handler import api_requests_counter
 from core.utils import safe_json_dumps
 
 logger = logging.getLogger(__name__)
@@ -23,21 +20,13 @@ class APISolarConditionsHandler(tornado.web.RequestHandler):
         **kwargs: Any,
     ):
         self._solar_conditions = None
-        self._web_server_metrics = None
         super().__init__(application, request, **kwargs)
 
-    def initialize(self, solar_conditions, web_server_metrics):
+    def initialize(self, solar_conditions):
         self._solar_conditions = solar_conditions
-        self._web_server_metrics = web_server_metrics
 
     def get(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()
-
             self.write(self._solar_conditions.to_json())
             self.set_status(200)
             self.set_header("Cache-Control", "no-store")