Reduce log spam (#25)

* Reduce log spam

- Emit spammy status logging at DEBUG
- Mark spammy error logging with a "spammy" flag that can be used to filter
  out logs

* fixup! Reduce log spam

server/index.ts

@@ -142,7 +142,7 @@ export class JsonRpcServer {
       ws.on("close", () => {
         onChannelClose(channelId);
         this.#channels.delete(channelId);
-        this.#logger.info({ channelId }, "Channel closed");
+        this.#logger.debug({ channelId }, "Channel closed");
       });
 
       this.#channels.set(channelId, channel);
@@ -193,7 +193,7 @@ export class JsonRpcServer {
       return response;
     } catch (error) {
       this.#logger.error(
-        { requestId, channelId, method, error },
+        { requestId, channelId, method, error, spammy: true },
         "RPC response"
       );
       throw error;

server/proxy.ts

@@ -80,13 +80,14 @@ export const httpProxyApp = (
       } else {
         res.status(response.status).send(response.data);
       }
-    } catch (e: any) {
-      logger.error({ error: e }, "error handling request");
+    } catch (error: any) {
+      logger.error({ error, spammy: true }, "Error handling request");
       if (
         // Timeout waiting for response on the the websocket channel
-        e.message === "Request timeout" ||
+        error.message === "Request timeout" ||
         // Timeout in axios client from proxy to target service (e.g. Kubernetes API server) - "timeout of 1000ms exceeded"
-        (e.message.startsWith("timeout") && e.message.endsWith("exceeded"))
+        (error.message.startsWith("timeout") &&
+          error.message.endsWith("exceeded"))
       ) {
         res.sendStatus(504);
       } else {