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Close zombie websocket connection

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This commit is contained in:
Shaka Chen 2022-08-03 14:54:20 +08:00
parent b5c8e3a165
commit e0aeae7690
1 changed files with 7 additions and 1 deletions
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8
source/clog-connection.lisp
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@ -241,7 +241,13 @@ the default answer. (Private)"
(handler-case
(let ((connection-id (gethash connection *connections*))
(ml (ppcre:split ":" message :limit 2)))
(cond ((equal (first ml) "0")
(cond ((null connection-id)
;; a zombie connection
(when *verbose-output*
(format t "A zombie connection ~A. CLOG doesn't remember its connection-id. Closing it.~%"
connection))
(websocket-driver:close-connection connection)) ; don't send the reason for better security
((equal (first ml) "0")
;; a ping
(when *verbose-output*
(format t "Connection ~A Ping~%" connection-id)))