bitbake: asyncrpc: Prefix log messages with client info

Adds a logging adaptor to the asyncrpc clients that prefixes log
messages with the client remote address to aid in debugging

(Bitbake rev: f4d64ce73c2449c008ff5d9b32376a2893ef7195)

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/asyncrpc/serv.py

@@ -12,10 +12,16 @@ import signal
 import socket
 import sys
 import multiprocessing
+import logging
 from .connection import StreamConnection, WebsocketConnection
 from .exceptions import ClientError, ServerError, ConnectionClosedError
 
 
+class ClientLoggerAdapter(logging.LoggerAdapter):
+    def process(self, msg, kwargs):
+        return f"[Client {self.extra['address']}] {msg}", kwargs
+
+
 class AsyncServerConnection(object):
     # If a handler returns this object (e.g. `return self.NO_RESPONSE`), no
     # return message will be automatically be sent back to the client
@@ -27,7 +33,12 @@ class AsyncServerConnection(object):
         self.handlers = {
             "ping": self.handle_ping,
         }
-        self.logger = logger
+        self.logger = ClientLoggerAdapter(
+            logger,
+            {
+                "address": socket.address,
+            },
+        )
 
     async def close(self):
         await self.socket.close()
@@ -242,16 +253,20 @@ class AsyncServer(object):
         self.server = WebsocketsServer(host, port, self._client_handler, self.logger)
 
     async def _client_handler(self, socket):
+        address = socket.address
         try:
             client = self.accept_client(socket)
             await client.process_requests()
         except Exception as e:
             import traceback
 
-            self.logger.error("Error from client: %s" % str(e), exc_info=True)
+            self.logger.error(
+                "Error from client %s: %s" % (address, str(e)), exc_info=True
+            )
             traceback.print_exc()
+        finally:
+            self.logger.debug("Client %s disconnected", address)
             await socket.close()
-        self.logger.debug("Client disconnected")
 
     @abc.abstractmethod
     def accept_client(self, socket):