rnewson commented on code in PR #4736:
URL: https://github.com/apache/couchdb/pull/4736#discussion_r1303541545
##########
src/chttpd/src/chttpd_util.erl:
##########
@@ -110,3 +118,125 @@ get_db_info(DbName) ->
catch
_Tag:Error -> {error, Error}
end.
+
+mochiweb_socket_set(Sock) ->
+ put(?MOCHIWEB_SOCKET, Sock).
+
+mochiweb_socket_get() ->
+ get(?MOCHIWEB_SOCKET).
+
+mochiweb_socket_clean() ->
+ erase(?MOCHIWEB_SOCKET).
+
+mochiweb_socket_check_msec() ->
+ MSec = config:get_integer("chttpd", "disconnect_check_msec",
?DISCONNECT_CHECK_MSEC),
+ % Add some jitter to avoid a stampede in case of a larger number of
concurrent connection
+ MSec + rand:uniform(MSec).
+
+stop_client_process_if_disconnected(Pid, Sock) ->
+ case is_mochiweb_socket_closed(Sock) of
+ true ->
+ couch_log:warning("client socket ~p disconnected, terminating ~p",
[Sock, Pid]),
+ exit(Pid, {shutdown, client_disconnected});
+ false ->
+ ok
+ end.
+
+is_mochiweb_socket_closed(undefined) ->
+ false;
+is_mochiweb_socket_closed(Sock) ->
+ OsType = os:type(),
+ case tcp_info_opt(OsType) of
+ {raw, _, _, _} = InfoOpt ->
+ case mochiweb_socket:getopts(Sock, [InfoOpt]) of
Review Comment:
ah, good, `mochiweb_socket:getopts` handles both.
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