Even more generalized exception handling

camdetect.py

@@ -27,39 +27,36 @@ THRESHOLD_BLOCKS = 20
 THRESHOLD_MOTION_START = 2
 
 counter_dropped_bytes = Counter(
-    "camtiler_client_dropped_bytes",
+    "camdetect_dropped_bytes",
     "Bytes that were not not handled or part of actual JPEG frames")
 counter_rx_bytes = Counter(
-    "camtiler_client_rx_bytes",
+    "camdetect_rx_bytes",
     "Bytes received over HTTP stream")
 counter_tx_bytes = Counter(
-    "camtiler_client_tx_bytes",
+    "camdetect_tx_bytes",
     "Bytes transmitted over HTTP streams")
 counter_rx_frames = Counter(
-    "camtiler_client_rx_frames",
+    "camdetect_rx_frames",
     "Frames received")
 counter_tx_frames = Counter(
-    "camtiler_client_tx_frames",
+    "camdetect_tx_frames",
     "Frames transmitted")
 counter_tx_events = Counter(
-    "camtiler_client_tx_events",
+    "camdetect_tx_events",
     "Events emitted")
-counter_eos = Counter(
-    "camtiler_client_eos",
-    "Count of End of Stream occurrences")
-counter_connection_errors =  Counter(
-    "camtiler_client_connection_errors",
+counter_errors =  Counter(
+    "camdetect_errors",
     "Upstream connection errors",
-    ["error"])
+    ["exception"])
 counter_movement_frames = Counter(
-    "camtiler_client_movement_frames",
+    "camdetect_movement_frames",
     "Frames with movement detected in them")
 
 gauge_total_blocks = Gauge(
-    "camtiler_client_total_blocks",
+    "camdetect_total_blocks",
     "Total DCT blocks")
 gauge_active_blocks = Gauge(
-    "camtiler_client_active_blocks",
+    "camdetect_active_blocks",
     "Total active, threshold exceeding DCT blocks")
 
 class Frame(object):
@@ -148,10 +145,11 @@ async def client():
             try:
                 async with session.get(url) as resp:
                     await client_connect(resp)
-            except aiohttp.ClientConnectorError as e:
-                counter_connection_errors.labels(error=e.strerror).inc()
-            except asyncio.exceptions.TimeoutError:
-                counter_connection_errors.labels(error="Timeout").inc()
+            except (aiohttp.ClientError, asyncio.exceptions.TimeoutError) as e:
+                j = "%s.%s" % (e.__class__.__module__, e.__class__.__name__)
+                print("Caught exception %s" % j)
+                counter_errors.labels(exception=j).inc()
+        await asyncio.sleep(1)
 
 
 app = Sanic("lease")