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Merge pull request #18885 from benpicco/tapsetup-loss

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tapsetup: add --loss & --delay option
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benpicco 2022-11-11 23:32:37 +01:00 committed by GitHub
commit edf30e051c
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1 changed files with 23 additions and 0 deletions
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23
dist/tools/tapsetup/tapsetup vendored
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@ -45,6 +45,10 @@ usage() {
echo " (ignored on OSX and FreeBSD)" >&2
echo " -u, --uplink: Optional uplink interface" >&2
echo " (ignored on OSX and FreeBSD)" >&2
echo " --loss <loss>%: Optional loss %" >&2
echo " (ignored on OSX and FreeBSD)" >&2
echo " --delay <delay>ms: Optional delay ms" >&2
echo " (ignored on OSX and FreeBSD)" >&2
echo " -h, --help: Prints this text" >&2
}
@ -320,6 +324,7 @@ create_iface() {
if [ -z "${TUNNAME}" ]; then
ip link set dev ${NAME}${N} master ${BRNAME} || exit 1
fi
tc qdisc add dev ${NAME}${N} root netem ${DELAY} ${LOSS}
ip link set ${NAME}${N} up || exit 1 ;;
OSX)
chown ${SUDO_USER} /dev/${NAME}${N} || exit 1
@ -476,6 +481,24 @@ while true ; do
UPLINK="$2"
shift 2 ;;
esac ;;
--loss)
case "$2" in
"")
usage
exit 2 ;;
*)
LOSS="loss random $2"
shift 2 ;;
esac ;;
--delay)
case "$2" in
"")
usage
exit 2 ;;
*)
DELAY="delay $2"
shift 2 ;;
esac ;;
-t|--tap)
case "$2" in
"")