fmt

weed/mq/kafka/protocol/handler.go

@@ -132,6 +132,8 @@ func (h *Handler) HandleConn(conn net.Conn) error {
 			response, err = h.handleCreateTopics(correlationID, messageBuf[8:]) // skip header
 		case 20: // DeleteTopics
 			response, err = h.handleDeleteTopics(correlationID, messageBuf[8:]) // skip header
+		case 0: // Produce
+			response, err = h.handleProduce(correlationID, messageBuf[8:]) // skip header
 		default:
 			err = fmt.Errorf("unsupported API key: %d (version %d)", apiKey, apiVersion)
 		}
@@ -172,7 +174,7 @@ func (h *Handler) handleApiVersions(correlationID uint32) ([]byte, error) {
 	response = append(response, 0, 0)
 
 	// Number of API keys (compact array format in newer versions, but using basic format for simplicity)
-	response = append(response, 0, 0, 0, 5) // 5 API keys
+	response = append(response, 0, 0, 0, 6) // 6 API keys
 
 	// API Key 18 (ApiVersions): api_key(2) + min_version(2) + max_version(2)
 	response = append(response, 0, 18) // API key 18
@@ -199,6 +201,11 @@ func (h *Handler) handleApiVersions(correlationID uint32) ([]byte, error) {
 	response = append(response, 0, 0)  // min version 0
 	response = append(response, 0, 4)  // max version 4
 
+	// API Key 0 (Produce): api_key(2) + min_version(2) + max_version(2)
+	response = append(response, 0, 0) // API key 0
+	response = append(response, 0, 0) // min version 0
+	response = append(response, 0, 7) // max version 7
+
 	// Throttle time (4 bytes, 0 = no throttling)
 	response = append(response, 0, 0, 0, 0)