| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| # Double quotes to prevent globbing and word splitting is recommended in new |
| # code but we accept it. |
| #shellcheck disable=SC2086 |
| |
| # Some variables are used below but indirectly, see check_expected_one() |
| #shellcheck disable=SC2034 |
| |
| . "$(dirname "${0}")/mptcp_lib.sh" |
| |
| mptcp_lib_check_mptcp |
| mptcp_lib_check_kallsyms |
| |
| if ! mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then |
| echo "userspace pm tests are not supported by the kernel: SKIP" |
| exit ${KSFT_SKIP} |
| fi |
| |
| if ! ip -Version &> /dev/null; then |
| echo "SKIP: Cannot not run test without ip tool" |
| exit ${KSFT_SKIP} |
| fi |
| |
| ANNOUNCED=6 # MPTCP_EVENT_ANNOUNCED |
| REMOVED=7 # MPTCP_EVENT_REMOVED |
| SUB_ESTABLISHED=10 # MPTCP_EVENT_SUB_ESTABLISHED |
| SUB_CLOSED=11 # MPTCP_EVENT_SUB_CLOSED |
| LISTENER_CREATED=15 #MPTCP_EVENT_LISTENER_CREATED |
| LISTENER_CLOSED=16 #MPTCP_EVENT_LISTENER_CLOSED |
| |
| AF_INET=2 |
| AF_INET6=10 |
| |
| file="" |
| server_evts="" |
| client_evts="" |
| server_evts_pid=0 |
| client_evts_pid=0 |
| client4_pid=0 |
| server4_pid=0 |
| client6_pid=0 |
| server6_pid=0 |
| client4_token="" |
| server4_token="" |
| client6_token="" |
| server6_token="" |
| client4_port=0; |
| client6_port=0; |
| app4_port=50002 |
| new4_port=50003 |
| app6_port=50004 |
| client_addr_id=${RANDOM:0:2} |
| server_addr_id=${RANDOM:0:2} |
| |
| sec=$(date +%s) |
| rndh=$(printf %x "$sec")-$(mktemp -u XXXXXX) |
| ns1="ns1-$rndh" |
| ns2="ns2-$rndh" |
| ret=0 |
| test_name="" |
| |
| _printf() { |
| stdbuf -o0 -e0 printf "${@}" |
| } |
| |
| print_title() |
| { |
| _printf "INFO: %s\n" "${1}" |
| } |
| |
| # $1: test name |
| print_test() |
| { |
| test_name="${1}" |
| |
| _printf "%-63s" "${test_name}" |
| } |
| |
| print_results() |
| { |
| _printf "[%s]\n" "${1}" |
| } |
| |
| test_pass() |
| { |
| print_results " OK " |
| mptcp_lib_result_pass "${test_name}" |
| } |
| |
| test_skip() |
| { |
| print_results "SKIP" |
| mptcp_lib_result_skip "${test_name}" |
| } |
| |
| # $1: msg |
| test_fail() |
| { |
| print_results "FAIL" |
| ret=1 |
| |
| if [ -n "${1}" ]; then |
| _printf "\t%s\n" "${1}" |
| fi |
| |
| mptcp_lib_result_fail "${test_name}" |
| } |
| |
| # This function is used in the cleanup trap |
| #shellcheck disable=SC2317 |
| cleanup() |
| { |
| print_title "Cleanup" |
| |
| # Terminate the MPTCP connection and related processes |
| local pid |
| for pid in $client4_pid $server4_pid $client6_pid $server6_pid\ |
| $server_evts_pid $client_evts_pid |
| do |
| mptcp_lib_kill_wait $pid |
| done |
| |
| local netns |
| for netns in "$ns1" "$ns2" ;do |
| ip netns del "$netns" |
| done |
| |
| rm -rf $file $client_evts $server_evts |
| |
| _printf "Done\n" |
| } |
| |
| trap cleanup EXIT |
| |
| # Create and configure network namespaces for testing |
| for i in "$ns1" "$ns2" ;do |
| ip netns add "$i" || exit 1 |
| ip -net "$i" link set lo up |
| ip netns exec "$i" sysctl -q net.mptcp.enabled=1 |
| ip netns exec "$i" sysctl -q net.mptcp.pm_type=1 |
| done |
| |
| # "$ns1" ns2 |
| # ns1eth2 ns2eth1 |
| |
| ip link add ns1eth2 netns "$ns1" type veth peer name ns2eth1 netns "$ns2" |
| |
| # Add IPv4/v6 addresses to the namespaces |
| ip -net "$ns1" addr add 10.0.1.1/24 dev ns1eth2 |
| ip -net "$ns1" addr add 10.0.2.1/24 dev ns1eth2 |
| ip -net "$ns1" addr add dead:beef:1::1/64 dev ns1eth2 nodad |
| ip -net "$ns1" addr add dead:beef:2::1/64 dev ns1eth2 nodad |
| ip -net "$ns1" link set ns1eth2 up |
| |
| ip -net "$ns2" addr add 10.0.1.2/24 dev ns2eth1 |
| ip -net "$ns2" addr add 10.0.2.2/24 dev ns2eth1 |
| ip -net "$ns2" addr add dead:beef:1::2/64 dev ns2eth1 nodad |
| ip -net "$ns2" addr add dead:beef:2::2/64 dev ns2eth1 nodad |
| ip -net "$ns2" link set ns2eth1 up |
| |
| print_title "Init" |
| print_test "Created network namespaces ns1, ns2" |
| test_pass |
| |
| make_connection() |
| { |
| if [ -z "$file" ]; then |
| file=$(mktemp) |
| fi |
| mptcp_lib_make_file "$file" 2 1 |
| |
| local is_v6=$1 |
| local app_port=$app4_port |
| local connect_addr="10.0.1.1" |
| local listen_addr="0.0.0.0" |
| if [ "$is_v6" = "v6" ] |
| then |
| connect_addr="dead:beef:1::1" |
| listen_addr="::" |
| app_port=$app6_port |
| else |
| is_v6="v4" |
| fi |
| |
| # Capture netlink events over the two network namespaces running |
| # the MPTCP client and server |
| if [ -z "$client_evts" ]; then |
| client_evts=$(mktemp) |
| fi |
| :>"$client_evts" |
| if [ $client_evts_pid -ne 0 ]; then |
| mptcp_lib_kill_wait $client_evts_pid |
| fi |
| ip netns exec "$ns2" ./pm_nl_ctl events >> "$client_evts" 2>&1 & |
| client_evts_pid=$! |
| if [ -z "$server_evts" ]; then |
| server_evts=$(mktemp) |
| fi |
| :>"$server_evts" |
| if [ $server_evts_pid -ne 0 ]; then |
| mptcp_lib_kill_wait $server_evts_pid |
| fi |
| ip netns exec "$ns1" ./pm_nl_ctl events >> "$server_evts" 2>&1 & |
| server_evts_pid=$! |
| sleep 0.5 |
| |
| # Run the server |
| ip netns exec "$ns1" \ |
| ./mptcp_connect -s MPTCP -w 300 -p $app_port -l $listen_addr > /dev/null 2>&1 & |
| local server_pid=$! |
| sleep 0.5 |
| |
| # Run the client, transfer $file and stay connected to the server |
| # to conduct tests |
| ip netns exec "$ns2" \ |
| ./mptcp_connect -s MPTCP -w 300 -m sendfile -p $app_port $connect_addr\ |
| 2>&1 > /dev/null < "$file" & |
| local client_pid=$! |
| sleep 1 |
| |
| # Capture client/server attributes from MPTCP connection netlink events |
| |
| local client_token |
| local client_port |
| local client_serverside |
| local server_token |
| local server_serverside |
| |
| client_token=$(mptcp_lib_evts_get_info token "$client_evts") |
| client_port=$(mptcp_lib_evts_get_info sport "$client_evts") |
| client_serverside=$(mptcp_lib_evts_get_info server_side "$client_evts") |
| server_token=$(mptcp_lib_evts_get_info token "$server_evts") |
| server_serverside=$(mptcp_lib_evts_get_info server_side "$server_evts") |
| |
| print_test "Established IP${is_v6} MPTCP Connection ns2 => ns1" |
| if [ "$client_token" != "" ] && [ "$server_token" != "" ] && [ "$client_serverside" = 0 ] && |
| [ "$server_serverside" = 1 ] |
| then |
| test_pass |
| else |
| test_fail "Expected tokens (c:${client_token} - s:${server_token}) and server (c:${client_serverside} - s:${server_serverside})" |
| mptcp_lib_result_print_all_tap |
| exit 1 |
| fi |
| |
| if [ "$is_v6" = "v6" ] |
| then |
| client6_token=$client_token |
| server6_token=$server_token |
| client6_port=$client_port |
| client6_pid=$client_pid |
| server6_pid=$server_pid |
| else |
| client4_token=$client_token |
| server4_token=$server_token |
| client4_port=$client_port |
| client4_pid=$client_pid |
| server4_pid=$server_pid |
| fi |
| } |
| |
| # $1: var name ; $2: prev ret |
| check_expected_one() |
| { |
| local var="${1}" |
| local exp="e_${var}" |
| local prev_ret="${2}" |
| |
| if [ "${!var}" = "${!exp}" ] |
| then |
| return 0 |
| fi |
| |
| if [ "${prev_ret}" = "0" ] |
| then |
| test_fail |
| fi |
| |
| _printf "\tExpected value for '%s': '%s', got '%s'.\n" \ |
| "${var}" "${!exp}" "${!var}" |
| return 1 |
| } |
| |
| # $@: all var names to check |
| check_expected() |
| { |
| local rc=0 |
| local var |
| |
| for var in "${@}" |
| do |
| check_expected_one "${var}" "${rc}" || rc=1 |
| done |
| |
| if [ ${rc} -eq 0 ] |
| then |
| test_pass |
| return 0 |
| fi |
| |
| return 1 |
| } |
| |
| verify_announce_event() |
| { |
| local evt=$1 |
| local e_type=$2 |
| local e_token=$3 |
| local e_addr=$4 |
| local e_id=$5 |
| local e_dport=$6 |
| local e_af=$7 |
| local type |
| local token |
| local addr |
| local dport |
| local id |
| |
| type=$(mptcp_lib_evts_get_info type "$evt" $e_type) |
| token=$(mptcp_lib_evts_get_info token "$evt" $e_type) |
| if [ "$e_af" = "v6" ] |
| then |
| addr=$(mptcp_lib_evts_get_info daddr6 "$evt" $e_type) |
| else |
| addr=$(mptcp_lib_evts_get_info daddr4 "$evt" $e_type) |
| fi |
| dport=$(mptcp_lib_evts_get_info dport "$evt" $e_type) |
| id=$(mptcp_lib_evts_get_info rem_id "$evt" $e_type) |
| |
| check_expected "type" "token" "addr" "dport" "id" |
| } |
| |
| test_announce() |
| { |
| print_title "Announce tests" |
| |
| # Capture events on the network namespace running the server |
| :>"$server_evts" |
| |
| # ADD_ADDR using an invalid token should result in no action |
| local invalid_token=$(( client4_token - 1)) |
| ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token $invalid_token id\ |
| $client_addr_id dev ns2eth1 > /dev/null 2>&1 |
| |
| local type |
| type=$(mptcp_lib_evts_get_info type "$server_evts") |
| print_test "ADD_ADDR 10.0.2.2 (ns2) => ns1, invalid token" |
| if [ "$type" = "" ] |
| then |
| test_pass |
| else |
| test_fail "type defined: ${type}" |
| fi |
| |
| # ADD_ADDR from the client to server machine reusing the subflow port |
| :>"$server_evts" |
| ip netns exec "$ns2"\ |
| ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id $client_addr_id dev\ |
| ns2eth1 |
| print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, reuse port" |
| sleep 0.5 |
| verify_announce_event $server_evts $ANNOUNCED $server4_token "10.0.2.2" $client_addr_id \ |
| "$client4_port" |
| |
| # ADD_ADDR6 from the client to server machine reusing the subflow port |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl ann\ |
| dead:beef:2::2 token "$client6_token" id $client_addr_id dev ns2eth1 |
| print_test "ADD_ADDR6 id:${client_addr_id} dead:beef:2::2 (ns2) => ns1, reuse port" |
| sleep 0.5 |
| verify_announce_event "$server_evts" "$ANNOUNCED" "$server6_token" "dead:beef:2::2"\ |
| "$client_addr_id" "$client6_port" "v6" |
| |
| # ADD_ADDR from the client to server machine using a new port |
| :>"$server_evts" |
| client_addr_id=$((client_addr_id+1)) |
| ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\ |
| $client_addr_id dev ns2eth1 port $new4_port |
| print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, new port" |
| sleep 0.5 |
| verify_announce_event "$server_evts" "$ANNOUNCED" "$server4_token" "10.0.2.2"\ |
| "$client_addr_id" "$new4_port" |
| |
| # Capture events on the network namespace running the client |
| :>"$client_evts" |
| |
| # ADD_ADDR from the server to client machine reusing the subflow port |
| ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ |
| $server_addr_id dev ns1eth2 |
| print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, reuse port" |
| sleep 0.5 |
| verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\ |
| "$server_addr_id" "$app4_port" |
| |
| # ADD_ADDR6 from the server to client machine reusing the subflow port |
| :>"$client_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\ |
| $server_addr_id dev ns1eth2 |
| print_test "ADD_ADDR6 id:${server_addr_id} dead:beef:2::1 (ns1) => ns2, reuse port" |
| sleep 0.5 |
| verify_announce_event "$client_evts" "$ANNOUNCED" "$client6_token" "dead:beef:2::1"\ |
| "$server_addr_id" "$app6_port" "v6" |
| |
| # ADD_ADDR from the server to client machine using a new port |
| :>"$client_evts" |
| server_addr_id=$((server_addr_id+1)) |
| ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ |
| $server_addr_id dev ns1eth2 port $new4_port |
| print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, new port" |
| sleep 0.5 |
| verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\ |
| "$server_addr_id" "$new4_port" |
| } |
| |
| verify_remove_event() |
| { |
| local evt=$1 |
| local e_type=$2 |
| local e_token=$3 |
| local e_id=$4 |
| local type |
| local token |
| local id |
| |
| type=$(mptcp_lib_evts_get_info type "$evt" $e_type) |
| token=$(mptcp_lib_evts_get_info token "$evt" $e_type) |
| id=$(mptcp_lib_evts_get_info rem_id "$evt" $e_type) |
| |
| check_expected "type" "token" "id" |
| } |
| |
| test_remove() |
| { |
| print_title "Remove tests" |
| |
| # Capture events on the network namespace running the server |
| :>"$server_evts" |
| |
| # RM_ADDR using an invalid token should result in no action |
| local invalid_token=$(( client4_token - 1 )) |
| ip netns exec "$ns2" ./pm_nl_ctl rem token $invalid_token id\ |
| $client_addr_id > /dev/null 2>&1 |
| print_test "RM_ADDR id:${client_addr_id} ns2 => ns1, invalid token" |
| local type |
| type=$(mptcp_lib_evts_get_info type "$server_evts") |
| if [ "$type" = "" ] |
| then |
| test_pass |
| else |
| test_fail |
| fi |
| |
| # RM_ADDR using an invalid addr id should result in no action |
| local invalid_id=$(( client_addr_id + 1 )) |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ |
| $invalid_id > /dev/null 2>&1 |
| print_test "RM_ADDR id:${invalid_id} ns2 => ns1, invalid id" |
| type=$(mptcp_lib_evts_get_info type "$server_evts") |
| if [ "$type" = "" ] |
| then |
| test_pass |
| else |
| test_fail |
| fi |
| |
| # RM_ADDR from the client to server machine |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ |
| $client_addr_id |
| print_test "RM_ADDR id:${client_addr_id} ns2 => ns1" |
| sleep 0.5 |
| verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id" |
| |
| # RM_ADDR from the client to server machine |
| :>"$server_evts" |
| client_addr_id=$(( client_addr_id - 1 )) |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ |
| $client_addr_id |
| print_test "RM_ADDR id:${client_addr_id} ns2 => ns1" |
| sleep 0.5 |
| verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id" |
| |
| # RM_ADDR6 from the client to server machine |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client6_token" id\ |
| $client_addr_id |
| print_test "RM_ADDR6 id:${client_addr_id} ns2 => ns1" |
| sleep 0.5 |
| verify_remove_event "$server_evts" "$REMOVED" "$server6_token" "$client_addr_id" |
| |
| # Capture events on the network namespace running the client |
| :>"$client_evts" |
| |
| # RM_ADDR from the server to client machine |
| ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\ |
| $server_addr_id |
| print_test "RM_ADDR id:${server_addr_id} ns1 => ns2" |
| sleep 0.5 |
| verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id" |
| |
| # RM_ADDR from the server to client machine |
| :>"$client_evts" |
| server_addr_id=$(( server_addr_id - 1 )) |
| ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\ |
| $server_addr_id |
| print_test "RM_ADDR id:${server_addr_id} ns1 => ns2" |
| sleep 0.5 |
| verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id" |
| |
| # RM_ADDR6 from the server to client machine |
| :>"$client_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl rem token "$server6_token" id\ |
| $server_addr_id |
| print_test "RM_ADDR6 id:${server_addr_id} ns1 => ns2" |
| sleep 0.5 |
| verify_remove_event "$client_evts" "$REMOVED" "$client6_token" "$server_addr_id" |
| } |
| |
| verify_subflow_events() |
| { |
| local evt=$1 |
| local e_type=$2 |
| local e_token=$3 |
| local e_family=$4 |
| local e_saddr=$5 |
| local e_daddr=$6 |
| local e_dport=$7 |
| local e_locid=$8 |
| local e_remid=$9 |
| shift 2 |
| local e_from=$8 |
| local e_to=$9 |
| local type |
| local token |
| local family |
| local saddr |
| local daddr |
| local dport |
| local locid |
| local remid |
| local info |
| |
| info="${e_saddr} (${e_from}) => ${e_daddr} (${e_to})" |
| |
| if [ "$e_type" = "$SUB_ESTABLISHED" ] |
| then |
| if [ "$e_family" = "$AF_INET6" ] |
| then |
| print_test "CREATE_SUBFLOW6 ${info}" |
| else |
| print_test "CREATE_SUBFLOW ${info}" |
| fi |
| else |
| if [ "$e_family" = "$AF_INET6" ] |
| then |
| print_test "DESTROY_SUBFLOW6 ${info}" |
| else |
| print_test "DESTROY_SUBFLOW ${info}" |
| fi |
| fi |
| |
| type=$(mptcp_lib_evts_get_info type "$evt" $e_type) |
| token=$(mptcp_lib_evts_get_info token "$evt" $e_type) |
| family=$(mptcp_lib_evts_get_info family "$evt" $e_type) |
| dport=$(mptcp_lib_evts_get_info dport "$evt" $e_type) |
| locid=$(mptcp_lib_evts_get_info loc_id "$evt" $e_type) |
| remid=$(mptcp_lib_evts_get_info rem_id "$evt" $e_type) |
| if [ "$family" = "$AF_INET6" ] |
| then |
| saddr=$(mptcp_lib_evts_get_info saddr6 "$evt" $e_type) |
| daddr=$(mptcp_lib_evts_get_info daddr6 "$evt" $e_type) |
| else |
| saddr=$(mptcp_lib_evts_get_info saddr4 "$evt" $e_type) |
| daddr=$(mptcp_lib_evts_get_info daddr4 "$evt" $e_type) |
| fi |
| |
| check_expected "type" "token" "daddr" "dport" "family" "saddr" "locid" "remid" |
| } |
| |
| test_subflows() |
| { |
| print_title "Subflows v4 or v6 only tests" |
| |
| # Capture events on the network namespace running the server |
| :>"$server_evts" |
| |
| # Attempt to add a listener at 10.0.2.2:<subflow-port> |
| ip netns exec "$ns2" ./pm_nl_ctl listen 10.0.2.2\ |
| "$client4_port" & |
| local listener_pid=$! |
| |
| # ADD_ADDR from client to server machine reusing the subflow port |
| ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\ |
| $client_addr_id |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl csf lip 10.0.2.1 lid 23 rip 10.0.2.2\ |
| rport "$client4_port" token "$server4_token" |
| sleep 0.5 |
| verify_subflow_events $server_evts $SUB_ESTABLISHED $server4_token $AF_INET "10.0.2.1" \ |
| "10.0.2.2" "$client4_port" "23" "$client_addr_id" "ns1" "ns2" |
| |
| # Delete the listener from the client ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| local sport |
| sport=$(mptcp_lib_evts_get_info sport "$server_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl dsf lip 10.0.2.1 lport "$sport" rip 10.0.2.2 rport\ |
| "$client4_port" token "$server4_token" |
| sleep 0.5 |
| verify_subflow_events "$server_evts" "$SUB_CLOSED" "$server4_token" "$AF_INET" "10.0.2.1"\ |
| "10.0.2.2" "$client4_port" "23" "$client_addr_id" "ns1" "ns2" |
| |
| # RM_ADDR from client to server machine |
| ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\ |
| "$client4_token" |
| sleep 0.5 |
| |
| # Attempt to add a listener at dead:beef:2::2:<subflow-port> |
| ip netns exec "$ns2" ./pm_nl_ctl listen dead:beef:2::2\ |
| "$client6_port" & |
| listener_pid=$! |
| |
| # ADD_ADDR6 from client to server machine reusing the subflow port |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl ann dead:beef:2::2 token "$client6_token" id\ |
| $client_addr_id |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW6 from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl csf lip dead:beef:2::1 lid 23 rip\ |
| dead:beef:2::2 rport "$client6_port" token "$server6_token" |
| sleep 0.5 |
| verify_subflow_events "$server_evts" "$SUB_ESTABLISHED" "$server6_token" "$AF_INET6"\ |
| "dead:beef:2::1" "dead:beef:2::2" "$client6_port" "23"\ |
| "$client_addr_id" "ns1" "ns2" |
| |
| # Delete the listener from the client ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$server_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW6 from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl dsf lip dead:beef:2::1 lport "$sport" rip\ |
| dead:beef:2::2 rport "$client6_port" token "$server6_token" |
| sleep 0.5 |
| verify_subflow_events "$server_evts" "$SUB_CLOSED" "$server6_token" "$AF_INET6"\ |
| "dead:beef:2::1" "dead:beef:2::2" "$client6_port" "23"\ |
| "$client_addr_id" "ns1" "ns2" |
| |
| # RM_ADDR from client to server machine |
| ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\ |
| "$client6_token" |
| sleep 0.5 |
| |
| # Attempt to add a listener at 10.0.2.2:<new-port> |
| ip netns exec "$ns2" ./pm_nl_ctl listen 10.0.2.2\ |
| $new4_port & |
| listener_pid=$! |
| |
| # ADD_ADDR from client to server machine using a new port |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\ |
| $client_addr_id port $new4_port |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl csf lip 10.0.2.1 lid 23 rip 10.0.2.2 rport\ |
| $new4_port token "$server4_token" |
| sleep 0.5 |
| verify_subflow_events "$server_evts" "$SUB_ESTABLISHED" "$server4_token" "$AF_INET"\ |
| "10.0.2.1" "10.0.2.2" "$new4_port" "23"\ |
| "$client_addr_id" "ns1" "ns2" |
| |
| # Delete the listener from the client ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$server_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW from server to client machine |
| :>"$server_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl dsf lip 10.0.2.1 lport "$sport" rip 10.0.2.2 rport\ |
| $new4_port token "$server4_token" |
| sleep 0.5 |
| verify_subflow_events "$server_evts" "$SUB_CLOSED" "$server4_token" "$AF_INET" "10.0.2.1"\ |
| "10.0.2.2" "$new4_port" "23" "$client_addr_id" "ns1" "ns2" |
| |
| # RM_ADDR from client to server machine |
| ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\ |
| "$client4_token" |
| |
| # Capture events on the network namespace running the client |
| :>"$client_evts" |
| |
| # Attempt to add a listener at 10.0.2.1:<subflow-port> |
| ip netns exec "$ns1" ./pm_nl_ctl listen 10.0.2.1\ |
| $app4_port & |
| listener_pid=$! |
| |
| # ADD_ADDR from server to client machine reusing the subflow port |
| ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ |
| $server_addr_id |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl csf lip 10.0.2.2 lid 23 rip 10.0.2.1 rport\ |
| $app4_port token "$client4_token" |
| sleep 0.5 |
| verify_subflow_events $client_evts $SUB_ESTABLISHED $client4_token $AF_INET "10.0.2.2"\ |
| "10.0.2.1" "$app4_port" "23" "$server_addr_id" "ns2" "ns1" |
| |
| # Delete the listener from the server ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$client_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl dsf lip 10.0.2.2 lport "$sport" rip 10.0.2.1 rport\ |
| $app4_port token "$client4_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_CLOSED" "$client4_token" "$AF_INET" "10.0.2.2"\ |
| "10.0.2.1" "$app4_port" "23" "$server_addr_id" "ns2" "ns1" |
| |
| # RM_ADDR from server to client machine |
| ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\ |
| "$server4_token" |
| sleep 0.5 |
| |
| # Attempt to add a listener at dead:beef:2::1:<subflow-port> |
| ip netns exec "$ns1" ./pm_nl_ctl listen dead:beef:2::1\ |
| $app6_port & |
| listener_pid=$! |
| |
| # ADD_ADDR6 from server to client machine reusing the subflow port |
| :>"$client_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\ |
| $server_addr_id |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW6 from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl csf lip dead:beef:2::2 lid 23 rip\ |
| dead:beef:2::1 rport $app6_port token "$client6_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_ESTABLISHED" "$client6_token"\ |
| "$AF_INET6" "dead:beef:2::2"\ |
| "dead:beef:2::1" "$app6_port" "23"\ |
| "$server_addr_id" "ns2" "ns1" |
| |
| # Delete the listener from the server ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$client_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW6 from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl dsf lip dead:beef:2::2 lport "$sport" rip\ |
| dead:beef:2::1 rport $app6_port token "$client6_token" |
| sleep 0.5 |
| verify_subflow_events $client_evts $SUB_CLOSED $client6_token $AF_INET6 "dead:beef:2::2"\ |
| "dead:beef:2::1" "$app6_port" "23" "$server_addr_id" "ns2" "ns1" |
| |
| # RM_ADDR6 from server to client machine |
| ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\ |
| "$server6_token" |
| sleep 0.5 |
| |
| # Attempt to add a listener at 10.0.2.1:<new-port> |
| ip netns exec "$ns1" ./pm_nl_ctl listen 10.0.2.1\ |
| $new4_port & |
| listener_pid=$! |
| |
| # ADD_ADDR from server to client machine using a new port |
| :>"$client_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ |
| $server_addr_id port $new4_port |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl csf lip 10.0.2.2 lid 23 rip 10.0.2.1 rport\ |
| $new4_port token "$client4_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_ESTABLISHED" "$client4_token" "$AF_INET"\ |
| "10.0.2.2" "10.0.2.1" "$new4_port" "23" "$server_addr_id" "ns2" "ns1" |
| |
| # Delete the listener from the server ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$client_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl dsf lip 10.0.2.2 lport "$sport" rip 10.0.2.1 rport\ |
| $new4_port token "$client4_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_CLOSED" "$client4_token" "$AF_INET" "10.0.2.2"\ |
| "10.0.2.1" "$new4_port" "23" "$server_addr_id" "ns2" "ns1" |
| |
| # RM_ADDR from server to client machine |
| ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\ |
| "$server4_token" |
| } |
| |
| test_subflows_v4_v6_mix() |
| { |
| print_title "Subflows v4 and v6 mix tests" |
| |
| # Attempt to add a listener at 10.0.2.1:<subflow-port> |
| ip netns exec "$ns1" ./pm_nl_ctl listen 10.0.2.1\ |
| $app6_port & |
| local listener_pid=$! |
| |
| # ADD_ADDR4 from server to client machine reusing the subflow port on |
| # the established v6 connection |
| :>"$client_evts" |
| ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server6_token" id\ |
| $server_addr_id dev ns1eth2 |
| print_test "ADD_ADDR4 id:${server_addr_id} 10.0.2.1 (ns1) => ns2, reuse port" |
| sleep 0.5 |
| verify_announce_event "$client_evts" "$ANNOUNCED" "$client6_token" "10.0.2.1"\ |
| "$server_addr_id" "$app6_port" |
| |
| # CREATE_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl csf lip 10.0.2.2 lid 23 rip 10.0.2.1 rport\ |
| $app6_port token "$client6_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_ESTABLISHED" "$client6_token"\ |
| "$AF_INET" "10.0.2.2" "10.0.2.1" "$app6_port" "23"\ |
| "$server_addr_id" "ns2" "ns1" |
| |
| # Delete the listener from the server ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sport=$(mptcp_lib_evts_get_info sport "$client_evts" $SUB_ESTABLISHED) |
| |
| # DESTROY_SUBFLOW from client to server machine |
| :>"$client_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl dsf lip 10.0.2.2 lport "$sport" rip 10.0.2.1 rport\ |
| $app6_port token "$client6_token" |
| sleep 0.5 |
| verify_subflow_events "$client_evts" "$SUB_CLOSED" "$client6_token" \ |
| "$AF_INET" "10.0.2.2" "10.0.2.1" "$app6_port" "23"\ |
| "$server_addr_id" "ns2" "ns1" |
| |
| # RM_ADDR from server to client machine |
| ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\ |
| "$server6_token" |
| sleep 0.5 |
| } |
| |
| test_prio() |
| { |
| print_title "Prio tests" |
| |
| local count |
| |
| # Send MP_PRIO signal from client to server machine |
| ip netns exec "$ns2" ./pm_nl_ctl set 10.0.1.2 port "$client4_port" flags backup token "$client4_token" rip 10.0.1.1 rport "$app4_port" |
| sleep 0.5 |
| |
| # Check TX |
| print_test "MP_PRIO TX" |
| count=$(mptcp_lib_get_counter "$ns2" "MPTcpExtMPPrioTx") |
| if [ -z "$count" ]; then |
| test_skip |
| elif [ $count != 1 ]; then |
| test_fail "Count != 1: ${count}" |
| else |
| test_pass |
| fi |
| |
| # Check RX |
| print_test "MP_PRIO RX" |
| count=$(mptcp_lib_get_counter "$ns1" "MPTcpExtMPPrioRx") |
| if [ -z "$count" ]; then |
| test_skip |
| elif [ $count != 1 ]; then |
| test_fail "Count != 1: ${count}" |
| else |
| test_pass |
| fi |
| } |
| |
| verify_listener_events() |
| { |
| local evt=$1 |
| local e_type=$2 |
| local e_family=$3 |
| local e_saddr=$4 |
| local e_sport=$5 |
| local type |
| local family |
| local saddr |
| local sport |
| |
| if [ $e_type = $LISTENER_CREATED ]; then |
| print_test "CREATE_LISTENER $e_saddr:$e_sport" |
| elif [ $e_type = $LISTENER_CLOSED ]; then |
| print_test "CLOSE_LISTENER $e_saddr:$e_sport" |
| fi |
| |
| type=$(mptcp_lib_evts_get_info type $evt $e_type) |
| family=$(mptcp_lib_evts_get_info family $evt $e_type) |
| sport=$(mptcp_lib_evts_get_info sport $evt $e_type) |
| if [ $family ] && [ $family = $AF_INET6 ]; then |
| saddr=$(mptcp_lib_evts_get_info saddr6 $evt $e_type) |
| else |
| saddr=$(mptcp_lib_evts_get_info saddr4 $evt $e_type) |
| fi |
| |
| check_expected "type" "family" "saddr" "sport" |
| } |
| |
| test_listener() |
| { |
| print_title "Listener tests" |
| |
| if ! mptcp_lib_kallsyms_has "mptcp_event_pm_listener$"; then |
| print_test "LISTENER events" |
| test_skip |
| return |
| fi |
| |
| # Capture events on the network namespace running the client |
| :>$client_evts |
| |
| # Attempt to add a listener at 10.0.2.2:<subflow-port> |
| ip netns exec $ns2 ./pm_nl_ctl listen 10.0.2.2\ |
| $client4_port & |
| local listener_pid=$! |
| |
| sleep 0.5 |
| verify_listener_events $client_evts $LISTENER_CREATED $AF_INET 10.0.2.2 $client4_port |
| |
| # ADD_ADDR from client to server machine reusing the subflow port |
| ip netns exec $ns2 ./pm_nl_ctl ann 10.0.2.2 token $client4_token id\ |
| $client_addr_id |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from server to client machine |
| ip netns exec $ns1 ./pm_nl_ctl csf lip 10.0.2.1 lid 23 rip 10.0.2.2\ |
| rport $client4_port token $server4_token |
| sleep 0.5 |
| |
| # Delete the listener from the client ns, if one was created |
| mptcp_lib_kill_wait $listener_pid |
| |
| sleep 0.5 |
| verify_listener_events $client_evts $LISTENER_CLOSED $AF_INET 10.0.2.2 $client4_port |
| } |
| |
| print_title "Make connections" |
| make_connection |
| make_connection "v6" |
| |
| test_announce |
| test_remove |
| test_subflows |
| test_subflows_v4_v6_mix |
| test_prio |
| test_listener |
| |
| mptcp_lib_result_print_all_tap |
| exit ${ret} |
