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Merged
alan-maguire merged 1 commit into from
Sep 6, 2023
Merged

cong_test: support loss/latency combos #70

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cong_test: support loss/latency combos 
combinations of 0/100ms latency, 0/10% packet loss

Signed-off-by: Alan Maguire <[email protected]>
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@alan-maguire
alan-maguire committed Sep 5, 2023
commit 07cd5ab095ebc0a51cd4a7b4908501744fb764ae
9 changes: 5 additions & 4 deletions test/cong_legacy_test.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,8 @@ TIMEOUT=30

for FAMILY in ipv4 ipv6 ; do

for DROP_PERCENT in 0 5 ; do

for DROP_PERCENT in 0 10; do
for LATENCY in "delay 100" ""; do
for CLIENT_OPTS in "" "-R" ; do
case $FAMILY in
ipv4)
Expand All @@ -56,10 +56,10 @@ for DROP_PERCENT in 0 5 ; do
echo "Running ${MODE}..."
test_run_cmd_local "ip netns exec $NETNS $IPERF3 -p $PORT -s &"
if [[ $MODE != "baseline" ]]; then
test_run_cmd_local "$BPFTUNE -dsL -a tcp_conn_tuner.so &" true
test_run_cmd_local "$BPFTUNE -dsL &" true
sleep $SETUPTIME
# warm up connection...
for i in {1..20}; do
for i in {1..40}; do
set +e
$IPERF3 -fm $CLIENT_OPTS -p $PORT -t 1 -c $ADDR > /dev/null 2>&1
set -e
Expand Down Expand Up @@ -121,6 +121,7 @@ for DROP_PERCENT in 0 5 ; do

test_cleanup
done
done
done
done

Expand Down
9 changes: 5 additions & 4 deletions test/cong_test.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,8 @@ TIMEOUT=30

for FAMILY in ipv4 ipv6 ; do

for DROP_PERCENT in 0 5 ; do

for DROP_PERCENT in 0 10; do
for LATENCY in "delay 100" ""; do
for CLIENT_OPTS in "" "-R" ; do
case $FAMILY in
ipv4)
Expand All @@ -56,10 +56,10 @@ for DROP_PERCENT in 0 5 ; do
echo "Running ${MODE}..."
test_run_cmd_local "ip netns exec $NETNS $IPERF3 -p $PORT -s &"
if [[ $MODE != "baseline" ]]; then
test_run_cmd_local "$BPFTUNE -ds -a tcp_conn_tuner.so &" true
test_run_cmd_local "$BPFTUNE -ds &" true
sleep $SETUPTIME
# warm up connection...
for i in {1..20}; do
for i in {1..40}; do
set +e
$IPERF3 -fm $CLIENT_OPTS -p $PORT -t 1 -c $ADDR > /dev/null 2>&1
set -e
Expand Down Expand Up @@ -121,6 +121,7 @@ for DROP_PERCENT in 0 5 ; do

test_cleanup
done
done
done
done

Expand Down
6 changes: 3 additions & 3 deletions test/test_lib.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -225,10 +225,10 @@ test_setup_local()
ip netns exec $NETNS ip link set $VETH1 up
ip netns exec $NETNS sysctl -qw net.ipv4.conf.lo.rp_filter=0
if [[ -n "$DROP" ]] || [[ -n "$LATENCY" ]]; then
D=$DROP
if [[ -n "$DROP" ]]; then
D="${DROP}%"
if [[ -z "$DROP" ]]; then
DROP=0
fi
D="${DROP}%"
tc qdisc add dev $VETH2 root netem loss ${D} ${LATENCY}
ethtool -K $VETH2 gso off
fi
Expand Down