diff options
Diffstat (limited to 'web')
| -rw-r--r-- | web/socket/client.scm | 36 | ||||
| -rw-r--r-- | web/socket/frame.scm | 5 | ||||
| -rw-r--r-- | web/socket/server.scm | 10 |
3 files changed, 30 insertions, 21 deletions
diff --git a/web/socket/client.scm b/web/socket/client.scm index 4510493..966e3f7 100644 --- a/web/socket/client.scm +++ b/web/socket/client.scm @@ -211,18 +211,24 @@ connected to." (define* (websocket-receive ws #:key timeout) "Read data from the server that WS is connected to. Returns a string -if text data was received, a bytevector if binary data was received, -or #f if the WebSocket connection was closed or TIMEOUT seconds -elapsed without receiving a data frame." - (let* ((socket (websocket-socket ws)) - (frame (read-data-frame socket #:timeout timeout))) - (cond ((not frame) - (when (port-closed? socket) - ;; EOF - clean up the websocket. - (close-port (websocket-entropy-port ws)) - (set-websocket-state! ws 'closed)) - #f) - ((binary-frame? frame) - (frame-data frame)) - (else - (text-frame->string frame))))) +if text data was received, a bytevector if binary data was received, a +pair of (code . reason) if the WebSocket was closed, or #f if TIMEOUT +seconds elapsed without receiving a data frame." + (let ((socket (websocket-socket ws))) + ;; For server initiated disconnects and timeouts. + (define (maybe-close) + (when (port-closed? socket) + ;; EOF - clean up the websocket. + (close-port (websocket-entropy-port ws)) + (set-websocket-state! ws 'closed))) + (match (read-data-frame socket #:timeout timeout) + (#f ; timeout + (maybe-close) + #f) + ((? close-frame? frame) + (maybe-close) + (close-frame->status frame)) + ((? binary-frame? frame) + (frame-data frame)) + ((? text-frame? frame) + (text-frame->string frame))))) diff --git a/web/socket/frame.scm b/web/socket/frame.scm index 4c15a09..7f52e96 100644 --- a/web/socket/frame.scm +++ b/web/socket/frame.scm @@ -68,7 +68,8 @@ read-frame read-data-frame read-close-frame - write-frame)) + write-frame + close-frame->status)) ;;; ;;; WebSocket frames @@ -397,7 +398,7 @@ WebSocket connection." (false-if-exception (write-frame (make-close-frame (frame-data frame)) port))) (close-port port) - #f) + frame) ((ping-frame? frame) ;; Per section 5.5.3, a pong frame must include the exact ;; same data as the ping frame. diff --git a/web/socket/server.scm b/web/socket/server.scm index 3394d3b..353a2eb 100644 --- a/web/socket/server.scm +++ b/web/socket/server.scm @@ -95,10 +95,12 @@ called for each complete message that is received." (write-response response client-socket) (force-output client-socket) (let loop () - (let ((frame (read-data-frame client-socket #:echo-close? #t))) - (when frame - (handle-data-frame (frame-type frame) (frame-data frame)) - (loop)))))) + (match (read-data-frame client-socket #:echo-close? #t) + ((or #f (? close-frame?)) + (values)) + (frame + (handle-data-frame (frame-type frame) (frame-data frame)) + (loop)))))) (define* (run-server handler #:optional (server-socket (make-server-socket))) "Run WebSocket server on SERVER-SOCKET. HANDLER, a procedure that |