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Diffstat (limited to 'tools/testing/selftests/net/mptcp/mptcp_join.sh')
-rwxr-xr-xtools/testing/selftests/net/mptcp/mptcp_join.sh292
1 files changed, 244 insertions, 48 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 08f53d86dedc..9aa9624cff97 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -5,6 +5,7 @@ ret=0
sin=""
sout=""
cin=""
+cinsent=""
cout=""
ksft_skip=4
timeout=30
@@ -13,6 +14,24 @@ capture=0
TEST_COUNT=0
+# generated using "nfbpf_compile '(ip && (ip[54] & 0xf0) == 0x30) ||
+# (ip6 && (ip6[74] & 0xf0) == 0x30)'"
+CBPF_MPTCP_SUBOPTION_ADD_ADDR="14,
+ 48 0 0 0,
+ 84 0 0 240,
+ 21 0 3 64,
+ 48 0 0 54,
+ 84 0 0 240,
+ 21 6 7 48,
+ 48 0 0 0,
+ 84 0 0 240,
+ 21 0 4 96,
+ 48 0 0 74,
+ 84 0 0 240,
+ 21 0 1 48,
+ 6 0 0 65535,
+ 6 0 0 0"
+
init()
{
capout=$(mktemp)
@@ -63,7 +82,7 @@ cleanup_partial()
cleanup()
{
rm -f "$cin" "$cout"
- rm -f "$sin" "$sout"
+ rm -f "$sin" "$sout" "$cinsent"
cleanup_partial
}
@@ -82,6 +101,26 @@ reset_with_cookies()
done
}
+reset_with_add_addr_timeout()
+{
+ local ip="${1:-4}"
+ local tables
+
+ tables="iptables"
+ if [ $ip -eq 6 ]; then
+ tables="ip6tables"
+ fi
+
+ reset
+
+ ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1
+ ip netns exec $ns2 $tables -A OUTPUT -p tcp \
+ -m tcp --tcp-option 30 \
+ -m bpf --bytecode \
+ "$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \
+ -j DROP
+}
+
for arg in "$@"; do
if [ "$arg" = "-c" ]; then
capture=1
@@ -94,6 +133,24 @@ if [ $? -ne 0 ];then
exit $ksft_skip
fi
+iptables -V > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run all tests without iptables tool"
+ exit $ksft_skip
+fi
+
+ip6tables -V > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run all tests without ip6tables tool"
+ exit $ksft_skip
+fi
+
+print_file_err()
+{
+ ls -l "$1" 1>&2
+ echo "Trailing bytes are: "
+ tail -c 27 "$1"
+}
check_transfer()
{
@@ -106,6 +163,7 @@ check_transfer()
echo "[ FAIL ] $what does not match (in, out):"
print_file_err "$in"
print_file_err "$out"
+ ret=1
return 1
fi
@@ -126,6 +184,23 @@ do_ping()
fi
}
+link_failure()
+{
+ ns="$1"
+
+ l=$((RANDOM%4))
+ l=$((l+1))
+
+ veth="ns1eth$l"
+ ip -net "$ns" link set "$veth" down
+}
+
+# $1: IP address
+is_v6()
+{
+ [ -z "${1##*:*}" ]
+}
+
do_transfer()
{
listener_ns="$1"
@@ -133,8 +208,10 @@ do_transfer()
cl_proto="$3"
srv_proto="$4"
connect_addr="$5"
- rm_nr_ns1="$6"
- rm_nr_ns2="$7"
+ test_link_fail="$6"
+ rm_nr_ns1="$7"
+ rm_nr_ns2="$8"
+ speed="$9"
port=$((10000+$TEST_COUNT))
TEST_COUNT=$((TEST_COUNT+1))
@@ -159,42 +236,65 @@ do_transfer()
sleep 1
fi
- if [[ $rm_nr_ns1 -eq 0 && $rm_nr_ns2 -eq 0 ]]; then
+ if [ $speed = "fast" ]; then
mptcp_connect="./mptcp_connect -j"
else
mptcp_connect="./mptcp_connect -r"
fi
- ip netns exec ${listener_ns} $mptcp_connect -t $timeout -l -p $port -s ${srv_proto} 0.0.0.0 < "$sin" > "$sout" &
+ local local_addr
+ if is_v6 "${connect_addr}"; then
+ local_addr="::"
+ else
+ local_addr="0.0.0.0"
+ fi
+
+ ip netns exec ${listener_ns} $mptcp_connect -t $timeout -l -p $port \
+ -s ${srv_proto} ${local_addr} < "$sin" > "$sout" &
spid=$!
sleep 1
- ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr < "$cin" > "$cout" &
+ if [ "$test_link_fail" -eq 0 ];then
+ ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr < "$cin" > "$cout" &
+ else
+ ( cat "$cin" ; sleep 2; link_failure $listener_ns ; cat "$cin" ) | tee "$cinsent" | \
+ ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr > "$cout" &
+ fi
cpid=$!
if [ $rm_nr_ns1 -gt 0 ]; then
- counter=1
- sleep 1
+ if [ $rm_nr_ns1 -lt 8 ]; then
+ counter=1
+ sleep 1
- while [ $counter -le $rm_nr_ns1 ]
- do
- ip netns exec ${listener_ns} ./pm_nl_ctl del $counter
+ while [ $counter -le $rm_nr_ns1 ]
+ do
+ ip netns exec ${listener_ns} ./pm_nl_ctl del $counter
+ sleep 1
+ let counter+=1
+ done
+ else
sleep 1
- let counter+=1
- done
+ ip netns exec ${listener_ns} ./pm_nl_ctl flush
+ fi
fi
if [ $rm_nr_ns2 -gt 0 ]; then
- counter=1
- sleep 1
+ if [ $rm_nr_ns2 -lt 8 ]; then
+ counter=1
+ sleep 1
- while [ $counter -le $rm_nr_ns2 ]
- do
- ip netns exec ${connector_ns} ./pm_nl_ctl del $counter
+ while [ $counter -le $rm_nr_ns2 ]
+ do
+ ip netns exec ${connector_ns} ./pm_nl_ctl del $counter
+ sleep 1
+ let counter+=1
+ done
+ else
sleep 1
- let counter+=1
- done
+ ip netns exec ${connector_ns} ./pm_nl_ctl flush
+ fi
fi
wait $cpid
@@ -215,12 +315,17 @@ do_transfer()
ip netns exec ${connector_ns} ss -nita 1>&2 -o "dport = :$port"
cat "$capout"
+ ret=1
return 1
fi
check_transfer $sin $cout "file received by client"
retc=$?
- check_transfer $cin $sout "file received by server"
+ if [ "$test_link_fail" -eq 0 ];then
+ check_transfer $cin $sout "file received by server"
+ else
+ check_transfer $cinsent $sout "file received by server"
+ fi
rets=$?
if [ $retc -eq 0 ] && [ $rets -eq 0 ];then
@@ -236,13 +341,12 @@ make_file()
{
name=$1
who=$2
+ size=$3
- SIZE=1
-
- dd if=/dev/urandom of="$name" bs=1024 count=$SIZE 2> /dev/null
+ dd if=/dev/urandom of="$name" bs=1024 count=$size 2> /dev/null
echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name"
- echo "Created $name (size $SIZE KB) containing data sent by $who"
+ echo "Created $name (size $size KB) containing data sent by $who"
}
run_tests()
@@ -250,27 +354,32 @@ run_tests()
listener_ns="$1"
connector_ns="$2"
connect_addr="$3"
+ test_linkfail="${4:-0}"
+ rm_nr_ns1="${5:-0}"
+ rm_nr_ns2="${6:-0}"
+ speed="${7:-fast}"
lret=0
+ oldin=""
- do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} 0 0
- lret=$?
- if [ $lret -ne 0 ]; then
- ret=$lret
- return
- fi
-}
+ if [ "$test_linkfail" -eq 1 ];then
+ size=$((RANDOM%1024))
+ size=$((size+1))
+ size=$((size*128))
-run_remove_tests()
-{
- listener_ns="$1"
- connector_ns="$2"
- connect_addr="$3"
- rm_nr_ns1="$4"
- rm_nr_ns2="$5"
- lret=0
+ oldin=$(mktemp)
+ cp "$cin" "$oldin"
+ make_file "$cin" "client" $size
+ fi
- do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} ${rm_nr_ns1} ${rm_nr_ns2}
+ do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} \
+ ${test_linkfail} ${rm_nr_ns1} ${rm_nr_ns2} ${speed}
lret=$?
+
+ if [ "$test_linkfail" -eq 1 ];then
+ cp "$oldin" "$cin"
+ rm -f "$oldin"
+ fi
+
if [ $lret -ne 0 ]; then
ret=$lret
return
@@ -403,10 +512,11 @@ chk_rm_nr()
sin=$(mktemp)
sout=$(mktemp)
cin=$(mktemp)
+cinsent=$(mktemp)
cout=$(mktemp)
init
-make_file "$cin" "client"
-make_file "$sin" "server"
+make_file "$cin" "client" 1
+make_file "$sin" "server" 1
trap cleanup EXIT
run_tests $ns1 $ns2 10.0.1.1
@@ -491,12 +601,32 @@ run_tests $ns1 $ns2 10.0.1.1
chk_join_nr "multiple subflows and signal" 3 3 3
chk_add_nr 1 1
+# accept and use add_addr with additional subflows and link loss
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 3
+ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
+ip netns exec $ns2 ./pm_nl_ctl limits 1 3
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
+run_tests $ns1 $ns2 10.0.1.1 1
+chk_join_nr "multiple flows, signal, link failure" 3 3 3
+chk_add_nr 1 1
+
+# add_addr timeout
+reset_with_add_addr_timeout
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
+run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
+chk_join_nr "signal address, ADD_ADDR timeout" 1 1 1
+chk_add_nr 4 0
+
# single subflow, remove
reset
ip netns exec $ns1 ./pm_nl_ctl limits 0 1
ip netns exec $ns2 ./pm_nl_ctl limits 0 1
ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
-run_remove_tests $ns1 $ns2 10.0.1.1 0 1
+run_tests $ns1 $ns2 10.0.1.1 0 0 1 slow
chk_join_nr "remove single subflow" 1 1 1
chk_rm_nr 1 1
@@ -506,7 +636,7 @@ ip netns exec $ns1 ./pm_nl_ctl limits 0 2
ip netns exec $ns2 ./pm_nl_ctl limits 0 2
ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
-run_remove_tests $ns1 $ns2 10.0.1.1 0 2
+run_tests $ns1 $ns2 10.0.1.1 0 0 2 slow
chk_join_nr "remove multiple subflows" 2 2 2
chk_rm_nr 2 2
@@ -515,7 +645,7 @@ reset
ip netns exec $ns1 ./pm_nl_ctl limits 0 1
ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
ip netns exec $ns2 ./pm_nl_ctl limits 1 1
-run_remove_tests $ns1 $ns2 10.0.1.1 1 0
+run_tests $ns1 $ns2 10.0.1.1 0 1 0 slow
chk_join_nr "remove single address" 1 1 1
chk_add_nr 1 1
chk_rm_nr 0 0
@@ -526,7 +656,7 @@ ip netns exec $ns1 ./pm_nl_ctl limits 0 2
ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
ip netns exec $ns2 ./pm_nl_ctl limits 1 2
ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
-run_remove_tests $ns1 $ns2 10.0.1.1 1 1
+run_tests $ns1 $ns2 10.0.1.1 0 1 1 slow
chk_join_nr "remove subflow and signal" 2 2 2
chk_add_nr 1 1
chk_rm_nr 1 1
@@ -538,11 +668,77 @@ ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
ip netns exec $ns2 ./pm_nl_ctl limits 1 3
ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
-run_remove_tests $ns1 $ns2 10.0.1.1 1 2
+run_tests $ns1 $ns2 10.0.1.1 0 1 2 slow
chk_join_nr "remove subflows and signal" 3 3 3
chk_add_nr 1 1
chk_rm_nr 2 2
+# subflows and signal, flush
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 3
+ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
+ip netns exec $ns2 ./pm_nl_ctl limits 1 3
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
+run_tests $ns1 $ns2 10.0.1.1 0 8 8 slow
+chk_join_nr "flush subflows and signal" 3 3 3
+chk_add_nr 1 1
+chk_rm_nr 2 2
+
+# subflow IPv6
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow
+run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
+chk_join_nr "single subflow IPv6" 1 1 1
+
+# add_address, unused IPv6
+reset
+ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
+run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
+chk_join_nr "unused signal address IPv6" 0 0 0
+chk_add_nr 1 1
+
+# signal address IPv6
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
+chk_join_nr "single address IPv6" 1 1 1
+chk_add_nr 1 1
+
+# add_addr timeout IPv6
+reset_with_add_addr_timeout 6
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
+run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
+chk_join_nr "signal address, ADD_ADDR6 timeout" 1 1 1
+chk_add_nr 4 0
+
+# single address IPv6, remove
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+run_tests $ns1 $ns2 dead:beef:1::1 0 1 0 slow
+chk_join_nr "remove single address IPv6" 1 1 1
+chk_add_nr 1 1
+chk_rm_nr 0 0
+
+# subflow and signal IPv6, remove
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 2
+ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
+ip netns exec $ns2 ./pm_nl_ctl limits 1 2
+ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow
+run_tests $ns1 $ns2 dead:beef:1::1 0 1 1 slow
+chk_join_nr "remove subflow and signal IPv6" 2 2 2
+chk_add_nr 1 1
+chk_rm_nr 1 1
+
# single subflow, syncookies
reset_with_cookies
ip netns exec $ns1 ./pm_nl_ctl limits 0 1
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-12 07:29:48 +0300