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diff --git a/Shorewall/lib.cli-std b/Shorewall/lib.cli-std
index 9896e18d4..2d8c7df67 100644
--- a/Shorewall/lib.cli-std
+++ b/Shorewall/lib.cli-std
@@ -1063,6 +1063,41 @@ restart_command() {
return $rc
}
+read_yesno_with_timeout() {
+ local timeout
+ timeout=${1:-60}
+
+ case $timeout in
+ *s)
+ ;;
+ *m)
+ timeout=$((${timeout%m} * 60))
+ ;;
+ *h)
+ timeout=$((${timeout%h} * 3600))
+ ;;
+ esac
+
+ read -t $timeout yn 2> /dev/null
+ if [ $? -eq 2 ]
+ then
+ # read doesn't support timeout
+ test -x /bin/bash || return 2 # bash is not installed so the feature is not available
+ /bin/bash -c "read -t $timeout yn ; if [ \"\$yn\" == \"y\" ] ; then exit 0 ; else exit 1 ; fi" # invoke bash and use its version of read
+ return $?
+ else
+ # read supports timeout
+ case "$yn" in
+ y|Y)
+ return 0
+ ;;
+ *)
+ return 1
+ ;;
+ esac
+ fi
+}
+
#
# Safe-start/safe-reload/safe-restart Command Executor
#
|
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