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-rwxr-xr-xtools/testing/selftests/net/mptcp/mptcp_connect.sh479
1 files changed, 398 insertions, 81 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.sh b/tools/testing/selftests/net/mptcp/mptcp_connect.sh
index d573a0feb98d..621af6895f4d 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_connect.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_connect.sh
@@ -3,23 +3,29 @@
time_start=$(date +%s)
-optstring="b:d:e:l:r:h4cm:"
+optstring="S:R:d:e:l:r:h4cm:f:tC"
ret=0
sin=""
sout=""
+cin_disconnect=""
cin=""
cout=""
ksft_skip=4
capture=false
-timeout=30
+timeout_poll=30
+timeout_test=$((timeout_poll * 2 + 1))
ipv6=true
ethtool_random_on=true
-tc_delay="$((RANDOM%400))"
+tc_delay="$((RANDOM%50))"
tc_loss=$((RANDOM%101))
-tc_reorder=""
testmode=""
sndbuf=0
+rcvbuf=0
options_log=true
+do_tcp=0
+checksum=false
+filesize=0
+connect_per_transfer=1
if [ $tc_loss -eq 100 ];then
tc_loss=1%
@@ -39,8 +45,12 @@ usage() {
echo -e "\t-e: ethtool features to disable, e.g.: \"-e tso -e gso\" (default: randomly disable any of tso/gso/gro)"
echo -e "\t-4: IPv4 only: disable IPv6 tests (default: test both IPv4 and IPv6)"
echo -e "\t-c: capture packets for each test using tcpdump (default: no capture)"
- echo -e "\t-b: set sndbuf value (default: use kernel default)"
+ echo -e "\t-f: size of file to transfer in bytes (default random)"
+ echo -e "\t-S: set sndbuf value (default: use kernel default)"
+ echo -e "\t-R: set rcvbuf value (default: use kernel default)"
echo -e "\t-m: test mode (poll, sendfile; default: poll)"
+ echo -e "\t-t: also run tests with TCP (use twice to non-fallback tcp)"
+ echo -e "\t-C: enable the MPTCP data checksum"
}
while getopts "$optstring" option;do
@@ -73,17 +83,34 @@ while getopts "$optstring" option;do
"c")
capture=true
;;
- "b")
+ "S")
if [ $OPTARG -ge 0 ];then
sndbuf="$OPTARG"
else
- echo "-s requires numeric argument, got \"$OPTARG\"" 1>&2
+ echo "-S requires numeric argument, got \"$OPTARG\"" 1>&2
+ exit 1
+ fi
+ ;;
+ "R")
+ if [ $OPTARG -ge 0 ];then
+ rcvbuf="$OPTARG"
+ else
+ echo "-R requires numeric argument, got \"$OPTARG\"" 1>&2
exit 1
fi
;;
"m")
testmode="$OPTARG"
;;
+ "f")
+ filesize="$OPTARG"
+ ;;
+ "t")
+ do_tcp=$((do_tcp+1))
+ ;;
+ "C")
+ checksum=true
+ ;;
"?")
usage $0
exit 1
@@ -102,6 +129,7 @@ TEST_COUNT=0
cleanup()
{
+ rm -f "$cin_disconnect" "$cout_disconnect"
rm -f "$cin" "$cout"
rm -f "$sin" "$sout"
rm -f "$capout"
@@ -109,6 +137,7 @@ cleanup()
local netns
for netns in "$ns1" "$ns2" "$ns3" "$ns4";do
ip netns del $netns
+ rm -f /tmp/$netns.{nstat,out}
done
}
@@ -123,6 +152,8 @@ sout=$(mktemp)
cin=$(mktemp)
cout=$(mktemp)
capout=$(mktemp)
+cin_disconnect="$cin".disconnect
+cout_disconnect="$cout".disconnect
trap cleanup EXIT
for i in "$ns1" "$ns2" "$ns3" "$ns4";do
@@ -176,6 +207,12 @@ ip -net "$ns4" link set ns4eth3 up
ip -net "$ns4" route add default via 10.0.3.2
ip -net "$ns4" route add default via dead:beef:3::2
+if $checksum; then
+ for i in "$ns1" "$ns2" "$ns3" "$ns4";do
+ ip netns exec $i sysctl -q net.mptcp.checksum_enabled=1
+ done
+fi
+
set_ethtool_flags() {
local ns="$1"
local dev="$2"
@@ -250,7 +287,7 @@ check_mptcp_disabled()
ip netns exec ${disabled_ns} sysctl -q net.mptcp.enabled=0
local err=0
- LANG=C ip netns exec ${disabled_ns} ./mptcp_connect -t $timeout -p 10000 -s MPTCP 127.0.0.1 < "$cin" 2>&1 | \
+ LC_ALL=C ip netns exec ${disabled_ns} ./mptcp_connect -p 10000 -s MPTCP 127.0.0.1 < "$cin" 2>&1 | \
grep -q "^socket: Protocol not available$" && err=1
ip netns delete ${disabled_ns}
@@ -264,24 +301,6 @@ check_mptcp_disabled()
return 0
}
-check_mptcp_ulp_setsockopt()
-{
- local t retval
- t="ns_ulp-$sech-$(mktemp -u XXXXXX)"
-
- ip netns add ${t} || exit $ksft_skip
- if ! ip netns exec ${t} ./mptcp_connect -u -p 10000 -s TCP 127.0.0.1 2>&1; then
- printf "setsockopt(..., TCP_ULP, \"mptcp\", ...) allowed\t[ FAIL ]\n"
- retval=1
- ret=$retval
- else
- printf "setsockopt(..., TCP_ULP, \"mptcp\", ...) blocked\t[ OK ]\n"
- retval=0
- fi
- ip netns del ${t}
- return $retval
-}
-
# $1: IP address
is_v6()
{
@@ -311,6 +330,21 @@ do_ping()
return 0
}
+# $1: ns, $2: MIB counter
+get_mib_counter()
+{
+ local listener_ns="${1}"
+ local mib="${2}"
+
+ # strip the header
+ ip netns exec "${listener_ns}" \
+ nstat -z -a "${mib}" | \
+ tail -n+2 | \
+ while read a count c rest; do
+ echo $count
+ done
+}
+
# $1: ns, $2: port
wait_local_port_listen()
{
@@ -336,14 +370,18 @@ do_transfer()
local srv_proto="$4"
local connect_addr="$5"
local local_addr="$6"
- local extra_args=""
+ local extra_args="$7"
local port
port=$((10000+$TEST_COUNT))
TEST_COUNT=$((TEST_COUNT+1))
+ if [ "$rcvbuf" -gt 0 ]; then
+ extra_args="$extra_args -R $rcvbuf"
+ fi
+
if [ "$sndbuf" -gt 0 ]; then
- extra_args="$extra_args -b $sndbuf"
+ extra_args="$extra_args -S $sndbuf"
fi
if [ -n "$testmode" ]; then
@@ -351,9 +389,9 @@ do_transfer()
fi
if [ -n "$extra_args" ] && $options_log; then
- options_log=false
echo "INFO: extra options: $extra_args"
fi
+ options_log=false
:> "$cout"
:> "$sout"
@@ -371,22 +409,46 @@ do_transfer()
capuser="-Z $SUDO_USER"
fi
- local capfile="${listener_ns}-${connector_ns}-${cl_proto}-${srv_proto}-${connect_addr}.pcap"
+ local capfile="${rndh}-${connector_ns:0:3}-${listener_ns:0:3}-${cl_proto}-${srv_proto}-${connect_addr}-${port}"
+ local capopt="-i any -s 65535 -B 32768 ${capuser}"
- ip netns exec ${listener_ns} tcpdump -i any -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 &
- local cappid=$!
+ ip netns exec ${listener_ns} tcpdump ${capopt} -w "${capfile}-listener.pcap" >> "${capout}" 2>&1 &
+ local cappid_listener=$!
+
+ ip netns exec ${connector_ns} tcpdump ${capopt} -w "${capfile}-connector.pcap" >> "${capout}" 2>&1 &
+ local cappid_connector=$!
sleep 1
fi
- ip netns exec ${listener_ns} ./mptcp_connect -t $timeout -l -p $port -s ${srv_proto} $extra_args $local_addr < "$sin" > "$sout" &
+ NSTAT_HISTORY=/tmp/${listener_ns}.nstat ip netns exec ${listener_ns} \
+ nstat -n
+ if [ ${listener_ns} != ${connector_ns} ]; then
+ NSTAT_HISTORY=/tmp/${connector_ns}.nstat ip netns exec ${connector_ns} \
+ nstat -n
+ fi
+
+ local stat_synrx_last_l=$(get_mib_counter "${listener_ns}" "MPTcpExtMPCapableSYNRX")
+ local stat_ackrx_last_l=$(get_mib_counter "${listener_ns}" "MPTcpExtMPCapableACKRX")
+ local stat_cookietx_last=$(get_mib_counter "${listener_ns}" "TcpExtSyncookiesSent")
+ local stat_cookierx_last=$(get_mib_counter "${listener_ns}" "TcpExtSyncookiesRecv")
+ local stat_csum_err_s=$(get_mib_counter "${listener_ns}" "MPTcpExtDataCsumErr")
+ local stat_csum_err_c=$(get_mib_counter "${connector_ns}" "MPTcpExtDataCsumErr")
+
+ timeout ${timeout_test} \
+ ip netns exec ${listener_ns} \
+ ./mptcp_connect -t ${timeout_poll} -l -p $port -s ${srv_proto} \
+ $extra_args $local_addr < "$sin" > "$sout" &
local spid=$!
wait_local_port_listen "${listener_ns}" "${port}"
local start
start=$(date +%s%3N)
- ip netns exec ${connector_ns} ./mptcp_connect -t $timeout -p $port -s ${cl_proto} $extra_args $connect_addr < "$cin" > "$cout" &
+ timeout ${timeout_test} \
+ ip netns exec ${connector_ns} \
+ ./mptcp_connect -t ${timeout_poll} -p $port -s ${cl_proto} \
+ $extra_args $connect_addr < "$cin" > "$cout" &
local cpid=$!
wait $cpid
@@ -399,19 +461,30 @@ do_transfer()
if $capture; then
sleep 1
- kill $cappid
+ kill ${cappid_listener}
+ kill ${cappid_connector}
+ fi
+
+ NSTAT_HISTORY=/tmp/${listener_ns}.nstat ip netns exec ${listener_ns} \
+ nstat | grep Tcp > /tmp/${listener_ns}.out
+ if [ ${listener_ns} != ${connector_ns} ]; then
+ NSTAT_HISTORY=/tmp/${connector_ns}.nstat ip netns exec ${connector_ns} \
+ nstat | grep Tcp > /tmp/${connector_ns}.out
fi
local duration
duration=$((stop-start))
- duration=$(printf "(duration %05sms)" $duration)
+ printf "(duration %05sms) " "${duration}"
if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then
- echo "$duration [ FAIL ] client exit code $retc, server $rets" 1>&2
- echo "\nnetns ${listener_ns} socket stat for $port:" 1>&2
- ip netns exec ${listener_ns} ss -nita 1>&2 -o "sport = :$port"
- echo "\nnetns ${connector_ns} socket stat for $port:" 1>&2
- ip netns exec ${connector_ns} ss -nita 1>&2 -o "dport = :$port"
-
+ echo "[ FAIL ] client exit code $retc, server $rets" 1>&2
+ echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2
+ ip netns exec ${listener_ns} ss -Menita 1>&2 -o "sport = :$port"
+ cat /tmp/${listener_ns}.out
+ echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2
+ ip netns exec ${connector_ns} ss -Menita 1>&2 -o "dport = :$port"
+ [ ${listener_ns} != ${connector_ns} ] && cat /tmp/${connector_ns}.out
+
+ echo
cat "$capout"
return 1
fi
@@ -421,34 +494,112 @@ do_transfer()
check_transfer $cin $sout "file received by server"
rets=$?
- if [ $retc -eq 0 ] && [ $rets -eq 0 ];then
- echo "$duration [ OK ]"
- cat "$capout"
- return 0
+ local stat_synrx_now_l=$(get_mib_counter "${listener_ns}" "MPTcpExtMPCapableSYNRX")
+ local stat_ackrx_now_l=$(get_mib_counter "${listener_ns}" "MPTcpExtMPCapableACKRX")
+ local stat_cookietx_now=$(get_mib_counter "${listener_ns}" "TcpExtSyncookiesSent")
+ local stat_cookierx_now=$(get_mib_counter "${listener_ns}" "TcpExtSyncookiesRecv")
+ local stat_ooo_now=$(get_mib_counter "${listener_ns}" "TcpExtTCPOFOQueue")
+
+ expect_synrx=$((stat_synrx_last_l))
+ expect_ackrx=$((stat_ackrx_last_l))
+
+ cookies=$(ip netns exec ${listener_ns} sysctl net.ipv4.tcp_syncookies)
+ cookies=${cookies##*=}
+
+ if [ ${cl_proto} = "MPTCP" ] && [ ${srv_proto} = "MPTCP" ]; then
+ expect_synrx=$((stat_synrx_last_l+$connect_per_transfer))
+ expect_ackrx=$((stat_ackrx_last_l+$connect_per_transfer))
+ fi
+
+ if [ ${stat_synrx_now_l} -lt ${expect_synrx} ]; then
+ printf "[ FAIL ] lower MPC SYN rx (%d) than expected (%d)\n" \
+ "${stat_synrx_now_l}" "${expect_synrx}" 1>&2
+ retc=1
+ fi
+ if [ ${stat_ackrx_now_l} -lt ${expect_ackrx} -a ${stat_ooo_now} -eq 0 ]; then
+ if [ ${stat_ooo_now} -eq 0 ]; then
+ printf "[ FAIL ] lower MPC ACK rx (%d) than expected (%d)\n" \
+ "${stat_ackrx_now_l}" "${expect_ackrx}" 1>&2
+ rets=1
+ else
+ printf "[ Note ] fallback due to TCP OoO"
+ fi
+ fi
+
+ if $checksum; then
+ local csum_err_s=$(get_mib_counter "${listener_ns}" "MPTcpExtDataCsumErr")
+ local csum_err_c=$(get_mib_counter "${connector_ns}" "MPTcpExtDataCsumErr")
+
+ local csum_err_s_nr=$((csum_err_s - stat_csum_err_s))
+ if [ $csum_err_s_nr -gt 0 ]; then
+ printf "[ FAIL ]\nserver got $csum_err_s_nr data checksum error[s]"
+ rets=1
+ fi
+
+ local csum_err_c_nr=$((csum_err_c - stat_csum_err_c))
+ if [ $csum_err_c_nr -gt 0 ]; then
+ printf "[ FAIL ]\nclient got $csum_err_c_nr data checksum error[s]"
+ retc=1
+ fi
+ fi
+
+ if [ $retc -eq 0 ] && [ $rets -eq 0 ]; then
+ printf "[ OK ]"
fi
+ if [ $cookies -eq 2 ];then
+ if [ $stat_cookietx_last -ge $stat_cookietx_now ] ;then
+ printf " WARN: CookieSent: did not advance"
+ fi
+ if [ $stat_cookierx_last -ge $stat_cookierx_now ] ;then
+ printf " WARN: CookieRecv: did not advance"
+ fi
+ else
+ if [ $stat_cookietx_last -ne $stat_cookietx_now ] ;then
+ printf " WARN: CookieSent: changed"
+ fi
+ if [ $stat_cookierx_last -ne $stat_cookierx_now ] ;then
+ printf " WARN: CookieRecv: changed"
+ fi
+ fi
+
+ if [ ${stat_synrx_now_l} -gt ${expect_synrx} ]; then
+ printf " WARN: SYNRX: expect %d, got %d (probably retransmissions)" \
+ "${expect_synrx}" "${stat_synrx_now_l}"
+ fi
+ if [ ${stat_ackrx_now_l} -gt ${expect_ackrx} ]; then
+ printf " WARN: ACKRX: expect %d, got %d (probably retransmissions)" \
+ "${expect_ackrx}" "${stat_ackrx_now_l}"
+ fi
+
+ echo
cat "$capout"
- return 1
+ [ $retc -eq 0 ] && [ $rets -eq 0 ]
}
make_file()
{
local name=$1
local who=$2
+ local SIZE=$filesize
+ local ksize
+ local rem
- local SIZE TSIZE
- SIZE=$((RANDOM % (1024 * 8)))
- TSIZE=$((SIZE * 1024))
+ if [ $SIZE -eq 0 ]; then
+ local MAXSIZE=$((1024 * 1024 * 8))
+ local MINSIZE=$((1024 * 256))
+
+ SIZE=$(((RANDOM * RANDOM + MINSIZE) % MAXSIZE))
+ fi
- dd if=/dev/urandom of="$name" bs=1024 count=$SIZE 2> /dev/null
+ ksize=$((SIZE / 1024))
+ rem=$((SIZE - (ksize * 1024)))
- SIZE=$((RANDOM % 1024))
- SIZE=$((SIZE + 128))
- TSIZE=$((TSIZE + SIZE))
- dd if=/dev/urandom conv=notrunc of="$name" bs=1 count=$SIZE 2> /dev/null
+ dd if=/dev/urandom of="$name" bs=1024 count=$ksize 2> /dev/null
+ dd if=/dev/urandom conv=notrunc of="$name" bs=1 count=$rem 2> /dev/null
echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name"
- echo "Created $name (size $TSIZE) containing data sent by $who"
+ echo "Created $name (size $(du -b "$name")) containing data sent by $who"
}
run_tests_lo()
@@ -457,6 +608,7 @@ run_tests_lo()
local connector_ns="$2"
local connect_addr="$3"
local loopback="$4"
+ local extra_args="$5"
local lret=0
# skip if test programs are running inside same netns for subsequent runs.
@@ -476,32 +628,47 @@ run_tests_lo()
local_addr="0.0.0.0"
fi
- do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} ${local_addr}
+ do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP \
+ ${connect_addr} ${local_addr} "${extra_args}"
lret=$?
if [ $lret -ne 0 ]; then
ret=$lret
return 1
fi
- # don't bother testing fallback tcp except for loopback case.
- if [ ${listener_ns} != ${connector_ns} ]; then
- return 0
+ if [ $do_tcp -eq 0 ]; then
+ # don't bother testing fallback tcp except for loopback case.
+ if [ ${listener_ns} != ${connector_ns} ]; then
+ return 0
+ fi
fi
- do_transfer ${listener_ns} ${connector_ns} MPTCP TCP ${connect_addr} ${local_addr}
+ do_transfer ${listener_ns} ${connector_ns} MPTCP TCP \
+ ${connect_addr} ${local_addr} "${extra_args}"
lret=$?
if [ $lret -ne 0 ]; then
ret=$lret
return 1
fi
- do_transfer ${listener_ns} ${connector_ns} TCP MPTCP ${connect_addr} ${local_addr}
+ do_transfer ${listener_ns} ${connector_ns} TCP MPTCP \
+ ${connect_addr} ${local_addr} "${extra_args}"
lret=$?
if [ $lret -ne 0 ]; then
ret=$lret
return 1
fi
+ if [ $do_tcp -gt 1 ] ;then
+ do_transfer ${listener_ns} ${connector_ns} TCP TCP \
+ ${connect_addr} ${local_addr} "${extra_args}"
+ lret=$?
+ if [ $lret -ne 0 ]; then
+ ret=$lret
+ return 1
+ fi
+ fi
+
return 0
}
@@ -510,12 +677,143 @@ run_tests()
run_tests_lo $1 $2 $3 0
}
+run_test_transparent()
+{
+ local connect_addr="$1"
+ local msg="$2"
+
+ local connector_ns="$ns1"
+ local listener_ns="$ns2"
+ local lret=0
+ local r6flag=""
+
+ # skip if we don't want v6
+ if ! $ipv6 && is_v6 "${connect_addr}"; then
+ return 0
+ fi
+
+ip netns exec "$listener_ns" nft -f /dev/stdin <<"EOF"
+flush ruleset
+table inet mangle {
+ chain divert {
+ type filter hook prerouting priority -150;
+
+ meta l4proto tcp socket transparent 1 meta mark set 1 accept
+ tcp dport 20000 tproxy to :20000 meta mark set 1 accept
+ }
+}
+EOF
+ if [ $? -ne 0 ]; then
+ echo "SKIP: $msg, could not load nft ruleset"
+ return
+ fi
+
+ local local_addr
+ if is_v6 "${connect_addr}"; then
+ local_addr="::"
+ r6flag="-6"
+ else
+ local_addr="0.0.0.0"
+ fi
+
+ ip -net "$listener_ns" $r6flag rule add fwmark 1 lookup 100
+ if [ $? -ne 0 ]; then
+ ip netns exec "$listener_ns" nft flush ruleset
+ echo "SKIP: $msg, ip $r6flag rule failed"
+ return
+ fi
+
+ ip -net "$listener_ns" route add local $local_addr/0 dev lo table 100
+ if [ $? -ne 0 ]; then
+ ip netns exec "$listener_ns" nft flush ruleset
+ ip -net "$listener_ns" $r6flag rule del fwmark 1 lookup 100
+ echo "SKIP: $msg, ip route add local $local_addr failed"
+ return
+ fi
+
+ echo "INFO: test $msg"
+
+ TEST_COUNT=10000
+ local extra_args="-o TRANSPARENT"
+ do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP \
+ ${connect_addr} ${local_addr} "${extra_args}"
+ lret=$?
+
+ ip netns exec "$listener_ns" nft flush ruleset
+ ip -net "$listener_ns" $r6flag rule del fwmark 1 lookup 100
+ ip -net "$listener_ns" route del local $local_addr/0 dev lo table 100
+
+ if [ $lret -ne 0 ]; then
+ echo "FAIL: $msg, mptcp connection error" 1>&2
+ ret=$lret
+ return 1
+ fi
+
+ echo "PASS: $msg"
+ return 0
+}
+
+run_tests_peekmode()
+{
+ local peekmode="$1"
+
+ echo "INFO: with peek mode: ${peekmode}"
+ run_tests_lo "$ns1" "$ns1" 10.0.1.1 1 "-P ${peekmode}"
+ run_tests_lo "$ns1" "$ns1" dead:beef:1::1 1 "-P ${peekmode}"
+}
+
+run_tests_disconnect()
+{
+ local peekmode="$1"
+ local old_cin=$cin
+ local old_sin=$sin
+
+ cat $cin $cin $cin > "$cin".disconnect
+
+ # force do_transfer to cope with the multiple tranmissions
+ sin="$cin.disconnect"
+ sin_disconnect=$old_sin
+ cin="$cin.disconnect"
+ cin_disconnect="$old_cin"
+ connect_per_transfer=3
+
+ echo "INFO: disconnect"
+ run_tests_lo "$ns1" "$ns1" 10.0.1.1 1 "-I 3 -i $old_cin"
+ run_tests_lo "$ns1" "$ns1" dead:beef:1::1 1 "-I 3 -i $old_cin"
+
+ # restore previous status
+ sin=$old_sin
+ sin_disconnect="$cout".disconnect
+ cin=$old_cin
+ cin_disconnect="$cin".disconnect
+ connect_per_transfer=1
+}
+
+display_time()
+{
+ time_end=$(date +%s)
+ time_run=$((time_end-time_start))
+
+ echo "Time: ${time_run} seconds"
+}
+
+stop_if_error()
+{
+ local msg="$1"
+
+ if [ ${ret} -ne 0 ]; then
+ echo "FAIL: ${msg}" 1>&2
+ display_time
+ exit ${ret}
+ fi
+}
+
make_file "$cin" "client"
make_file "$sin" "server"
check_mptcp_disabled
-check_mptcp_ulp_setsockopt
+stop_if_error "The kernel configuration is not valid for MPTCP"
echo "INFO: validating network environment with pings"
for sender in "$ns1" "$ns2" "$ns3" "$ns4";do
@@ -536,43 +834,53 @@ for sender in "$ns1" "$ns2" "$ns3" "$ns4";do
do_ping "$ns4" $sender dead:beef:3::1
done
-[ -n "$tc_loss" ] && tc -net "$ns2" qdisc add dev ns2eth3 root netem loss random $tc_loss
+stop_if_error "Could not even run ping tests"
+
+[ -n "$tc_loss" ] && tc -net "$ns2" qdisc add dev ns2eth3 root netem loss random $tc_loss delay ${tc_delay}ms
echo -n "INFO: Using loss of $tc_loss "
test "$tc_delay" -gt 0 && echo -n "delay $tc_delay ms "
+reorder_delay=$(($tc_delay / 4))
+
if [ -z "${tc_reorder}" ]; then
reorder1=$((RANDOM%10))
reorder1=$((100 - reorder1))
reorder2=$((RANDOM%100))
- if [ $tc_delay -gt 0 ] && [ $reorder1 -lt 100 ] && [ $reorder2 -gt 0 ]; then
+ if [ $reorder_delay -gt 0 ] && [ $reorder1 -lt 100 ] && [ $reorder2 -gt 0 ]; then
tc_reorder="reorder ${reorder1}% ${reorder2}%"
- echo -n "$tc_reorder "
+ echo -n "$tc_reorder with delay ${reorder_delay}ms "
fi
elif [ "$tc_reorder" = "0" ];then
tc_reorder=""
-elif [ "$tc_delay" -gt 0 ];then
+elif [ "$reorder_delay" -gt 0 ];then
# reordering requires some delay
tc_reorder="reorder $tc_reorder"
- echo -n "$tc_reorder "
+ echo -n "$tc_reorder with delay ${reorder_delay}ms "
fi
echo "on ns3eth4"
-tc -net "$ns3" qdisc add dev ns3eth4 root netem delay ${tc_delay}ms $tc_reorder
+tc -net "$ns3" qdisc add dev ns3eth4 root netem delay ${reorder_delay}ms $tc_reorder
+
+run_tests_lo "$ns1" "$ns1" 10.0.1.1 1
+stop_if_error "Could not even run loopback test"
+
+run_tests_lo "$ns1" "$ns1" dead:beef:1::1 1
+stop_if_error "Could not even run loopback v6 test"
for sender in $ns1 $ns2 $ns3 $ns4;do
- run_tests_lo "$ns1" "$sender" 10.0.1.1 1
- if [ $ret -ne 0 ] ;then
- echo "FAIL: Could not even run loopback test" 1>&2
- exit $ret
- fi
- run_tests_lo "$ns1" $sender dead:beef:1::1 1
- if [ $ret -ne 0 ] ;then
- echo "FAIL: Could not even run loopback v6 test" 2>&1
- exit $ret
+ # ns1<->ns2 is not subject to reordering/tc delays. Use it to test
+ # mptcp syncookie support.
+ if [ $sender = $ns1 ]; then
+ ip netns exec "$ns2" sysctl -q net.ipv4.tcp_syncookies=2
+ else
+ ip netns exec "$ns2" sysctl -q net.ipv4.tcp_syncookies=1
fi
+ run_tests "$ns1" $sender 10.0.1.1
+ run_tests "$ns1" $sender dead:beef:1::1
+
run_tests "$ns2" $sender 10.0.1.2
run_tests "$ns2" $sender dead:beef:1::2
run_tests "$ns2" $sender 10.0.2.1
@@ -585,11 +893,20 @@ for sender in $ns1 $ns2 $ns3 $ns4;do
run_tests "$ns4" $sender 10.0.3.1
run_tests "$ns4" $sender dead:beef:3::1
+
+ stop_if_error "Tests with $sender as a sender have failed"
done
-time_end=$(date +%s)
-time_run=$((time_end-time_start))
+run_tests_peekmode "saveWithPeek"
+run_tests_peekmode "saveAfterPeek"
+stop_if_error "Tests with peek mode have failed"
+
+# connect to ns4 ip address, ns2 should intercept/proxy
+run_test_transparent 10.0.3.1 "tproxy ipv4"
+run_test_transparent dead:beef:3::1 "tproxy ipv6"
+stop_if_error "Tests with tproxy have failed"
-echo "Time: ${time_run} seconds"
+run_tests_disconnect
+display_time
exit $ret
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