| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| ip -Version > /dev/null 2>&1 |
| if [ $? -ne 0 ];then |
| echo "SKIP: Cannot not run test without ip tool" |
| exit 1 |
| fi |
| |
| ANNOUNCED=6 # MPTCP_EVENT_ANNOUNCED |
| REMOVED=7 # MPTCP_EVENT_REMOVED |
| SUB_ESTABLISHED=10 # MPTCP_EVENT_SUB_ESTABLISHED |
| SUB_CLOSED=11 # MPTCP_EVENT_SUB_CLOSED |
| LISTENER_CREATED=15 #MPTCP_EVENT_LISTENER_CREATED |
| LISTENER_CLOSED=16 #MPTCP_EVENT_LISTENER_CLOSED |
| |
| AF_INET=2 |
| AF_INET6=10 |
| |
| file="" |
| server_evts="" |
| client_evts="" |
| server_evts_pid=0 |
| client_evts_pid=0 |
| client4_pid=0 |
| server4_pid=0 |
| client6_pid=0 |
| server6_pid=0 |
| client4_token="" |
| server4_token="" |
| client6_token="" |
| server6_token="" |
| client4_port=0; |
| client6_port=0; |
| app4_port=50002 |
| new4_port=50003 |
| app6_port=50004 |
| client_addr_id=${RANDOM:0:2} |
| server_addr_id=${RANDOM:0:2} |
| |
| sec=$(date +%s) |
| rndh=$(printf %x "$sec")-$(mktemp -u XXXXXX) |
| ns1="ns1-$rndh" |
| ns2="ns2-$rndh" |
| |
| print_title() |
| { |
| stdbuf -o0 -e0 printf "INFO: %s\n" "${1}" |
| } |
| |
| kill_wait() |
| { |
| [ $1 -eq 0 ] && return 0 |
| |
| kill -SIGUSR1 $1 > /dev/null 2>&1 |
| kill $1 > /dev/null 2>&1 |
| wait $1 2>/dev/null |
| } |
| |
| 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 |
| kill_wait $pid |
| done |
| |
| local netns |
| for netns in "$ns1" "$ns2" ;do |
| ip netns del "$netns" |
| done |
| |
| rm -rf $file $client_evts $server_evts |
| |
| stdbuf -o0 -e0 printf "Done\n" |
| } |
| |
| trap cleanup EXIT |
| |
| # Create and configure network namespaces for testing |
| for i in "$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" |
| stdbuf -o0 -e0 printf "Created network namespaces ns1, ns2 \t\t\t[OK]\n" |
| |
| make_file() |
| { |
| # Store a chunk of data in a file to transmit over an MPTCP connection |
| local name=$1 |
| local ksize=1 |
| |
| dd if=/dev/urandom of="$name" bs=2 count=$ksize 2> /dev/null |
| echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name" |
| } |
| |
| make_connection() |
| { |
| if [ -z "$file" ]; then |
| file=$(mktemp) |
| fi |
| make_file "$file" "client" |
| |
| 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 |
| 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 |
| 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=$! |
| sleep 1 |
| |
| # Capture client/server attributes from MPTCP connection netlink events |
| |
| local client_token |
| local client_port |
| local client_serverside |
| local server_token |
| local server_serverside |
| |
| client_token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| client_port=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| client_serverside=$(sed --unbuffered -n 's/.*\(server_side:\)\([[:digit:]]*\).*$/\2/p;q'\ |
| "$client_evts") |
| server_token=$(grep "type:1," "$server_evts" | |
| sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q') |
| server_serverside=$(grep "type:1," "$server_evts" | |
| sed --unbuffered -n 's/.*\(server_side:\)\([[:digit:]]*\).*$/\2/p;q') |
| |
| stdbuf -o0 -e0 printf "Established IP%s MPTCP Connection ns2 => ns1 \t\t" $is_v6 |
| if [ "$client_token" != "" ] && [ "$server_token" != "" ] && [ "$client_serverside" = 0 ] && |
| [ "$server_serverside" = 1 ] |
| then |
| stdbuf -o0 -e0 printf "[OK]\n" |
| else |
| stdbuf -o0 -e0 printf "[FAIL]\n" |
| stdbuf -o0 -e0 printf "\tExpected tokens (c:%s - s:%s) and server (c:%d - s:%d)\n" \ |
| "${client_token}" "${server_token}" \ |
| "${client_serverside}" "${server_serverside}" |
| exit 1 |
| fi |
| |
| if [ "$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 [ "${prev_ret}" = "0" ] |
| then |
| stdbuf -o0 -e0 printf "[FAIL]\n" |
| fi |
| |
| stdbuf -o0 -e0 printf "\tExpected value for '%s': '%s', got '%s'.\n" \ |
| "${var}" "${!var}" "${!exp}" |
| return 1 |
| } |
| |
| # $@: all var names to check |
| check_expected() |
| { |
| local ret=0 |
| local var |
| |
| for var in "${@}" |
| do |
| check_expected_one "${var}" "${ret}" || ret=1 |
| done |
| |
| if [ ${ret} -eq 0 ] |
| then |
| stdbuf -o0 -e0 printf "[OK]\n" |
| return 0 |
| fi |
| |
| exit 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=$7 |
| local type |
| local token |
| local addr |
| local dport |
| local id |
| |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| if [ "$e_af" = "v6" ] |
| then |
| addr=$(sed --unbuffered -n 's/.*\(daddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt") |
| else |
| addr=$(sed --unbuffered -n 's/.*\(daddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt") |
| fi |
| dport=$(sed --unbuffered -n 's/.*\(dport:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| id=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| |
| 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\ |
| $client_addr_id dev ns2eth1 > /dev/null 2>&1 |
| |
| local type |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| stdbuf -o0 -e0 printf "ADD_ADDR 10.0.2.2 (ns2) => ns1, invalid token \t\t" |
| if [ "$type" = "" ] |
| then |
| stdbuf -o0 -e0 printf "[OK]\n" |
| else |
| stdbuf -o0 -e0 printf "[FAIL]\n\ttype defined: %s\n" "${type}" |
| exit 1 |
| 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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.2 (ns2) => ns1, reuse port \t\t" $client_addr_id |
| 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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR6 id:%d dead:beef:2::2 (ns2) => ns1, reuse port\t\t" $client_addr_id |
| sleep 0.5 |
| verify_announce_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.2 (ns2) => ns1, new port \t\t\t" $client_addr_id |
| sleep 0.5 |
| verify_announce_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.1 (ns1) => ns2, reuse port \t\t" $server_addr_id |
| sleep 0.5 |
| verify_announce_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR6 id:%d dead:beef:2::1 (ns1) => ns2, reuse port\t\t" $server_addr_id |
| sleep 0.5 |
| verify_announce_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.1 (ns1) => ns2, new port \t\t\t" $server_addr_id |
| sleep 0.5 |
| verify_announce_event "$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=$4 |
| local type |
| local token |
| local id |
| |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| id=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| |
| 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 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1, invalid token \t"\ |
| $client_addr_id |
| local type |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| if [ "$type" = "" ] |
| then |
| stdbuf -o0 -e0 printf "[OK]\n" |
| else |
| stdbuf -o0 -e0 printf "[FAIL]\n" |
| fi |
| |
| # RM_ADDR using an invalid addr id should result in no action |
| local invalid_id=$(( client_addr_id + 1 )) |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ |
| $invalid_id > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1, invalid id \t"\ |
| $invalid_id |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| if [ "$type" = "" ] |
| then |
| stdbuf -o0 -e0 printf "[OK]\n" |
| else |
| stdbuf -o0 -e0 printf "[FAIL]\n" |
| fi |
| |
| # RM_ADDR from the client to server machine |
| :>"$server_evts" |
| ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ |
| $client_addr_id > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1 \t"\ |
| $client_addr_id |
| sleep 0.5 |
| verify_remove_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1 \t"\ |
| $client_addr_id |
| sleep 0.5 |
| verify_remove_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR6 id:%d ns2 => ns1 \t"\ |
| $client_addr_id |
| sleep 0.5 |
| verify_remove_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns1 => ns2 \t"\ |
| $server_addr_id |
| sleep 0.5 |
| verify_remove_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR id:%d ns1 => ns2 \t" $server_addr_id |
| sleep 0.5 |
| verify_remove_event "$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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "RM_ADDR6 id:%d ns1 => ns2 \t" $server_addr_id |
| sleep 0.5 |
| verify_remove_event "$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=$9 |
| local type |
| local token |
| local family |
| local saddr |
| local daddr |
| local dport |
| local locid |
| local remid |
| |
| if [ "$e_type" = "$SUB_ESTABLISHED" ] |
| then |
| if [ "$e_family" = "$AF_INET6" ] |
| then |
| stdbuf -o0 -e0 printf "CREATE_SUBFLOW6 %s (%s) => %s (%s) "\ |
| "$e_saddr" "$e_from" "$e_daddr" "$e_to" |
| else |
| stdbuf -o0 -e0 printf "CREATE_SUBFLOW %s (%s) => %s (%s) \t"\ |
| "$e_saddr" "$e_from" "$e_daddr" "$e_to" |
| fi |
| else |
| if [ "$e_family" = "$AF_INET6" ] |
| then |
| stdbuf -o0 -e0 printf "DESTROY_SUBFLOW6 %s (%s) => %s (%s) "\ |
| "$e_saddr" "$e_from" "$e_daddr" "$e_to" |
| else |
| stdbuf -o0 -e0 printf "DESTROY_SUBFLOW %s (%s) => %s (%s) \t"\ |
| "$e_saddr" "$e_from" "$e_daddr" "$e_to" |
| fi |
| fi |
| |
| type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| family=$(sed --unbuffered -n 's/.*\(family:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| dport=$(sed --unbuffered -n 's/.*\(dport:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| locid=$(sed --unbuffered -n 's/.*\(loc_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| remid=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt") |
| if [ "$family" = "$AF_INET6" ] |
| then |
| saddr=$(sed --unbuffered -n 's/.*\(saddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt") |
| daddr=$(sed --unbuffered -n 's/.*\(daddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt") |
| else |
| saddr=$(sed --unbuffered -n 's/.*\(saddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt") |
| daddr=$(sed --unbuffered -n 's/.*\(daddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt") |
| 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\ |
| "$client4_port" > /dev/null 2>&1 & |
| local listener_pid=$! |
| |
| # 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\ |
| $client_addr_id > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from server to client machine |
| :>"$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| local sport |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| |
| # 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 "$server4_token" > /dev/null 2>&1 |
| sleep 0.5 |
| verify_subflow_events "$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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 & |
| 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\ |
| $client_addr_id > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW6 from server to client machine |
| :>"$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 "$server6_token" > /dev/null 2>&1 |
| sleep 0.5 |
| verify_subflow_events "$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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| |
| # 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 "$server6_token" > /dev/null 2>&1 |
| sleep 0.5 |
| verify_subflow_events "$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" > /dev/null 2>&1 |
| 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\ |
| $new4_port > /dev/null 2>&1 & |
| listener_pid=$! |
| |
| # 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 $new4_port > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from server to client machine |
| :>"$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts") |
| |
| # 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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 |
| |
| # 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\ |
| $app4_port > /dev/null 2>&1 & |
| listener_pid=$! |
| |
| # 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\ |
| $server_addr_id > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from client to server machine |
| :>"$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| |
| # 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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 |
| 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\ |
| $app6_port > /dev/null 2>&1 & |
| listener_pid=$! |
| |
| # 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\ |
| $server_addr_id > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW6 from client to server machine |
| :>"$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| |
| # 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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 |
| 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\ |
| $new4_port > /dev/null 2>&1 & |
| listener_pid=$! |
| |
| # 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 $new4_port > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # CREATE_SUBFLOW from client to server machine |
| :>"$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| |
| # 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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 |
| } |
| |
| 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\ |
| $app6_port > /dev/null 2>&1 & |
| local listener_pid=$! |
| |
| # 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 > /dev/null 2>&1 |
| stdbuf -o0 -e0 printf "ADD_ADDR4 id:%d 10.0.2.1 (ns1) => ns2, reuse port\t\t" $server_addr_id |
| sleep 0.5 |
| verify_announce_event "$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" > /dev/null 2>&1 |
| 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 |
| kill_wait $listener_pid |
| |
| sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts") |
| |
| # 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" > /dev/null 2>&1 |
| 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" > /dev/null 2>&1 |
| 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 "$client4_token" rip 10.0.1.1 rport "$server4_port" |
| sleep 0.5 |
| |
| # Check TX |
| stdbuf -o0 -e0 printf "MP_PRIO TX \t" |
| count=$(ip netns exec "$ns2" nstat -as | grep MPTcpExtMPPrioTx | awk '{print $2}') |
| [ -z "$count" ] && count=0 |
| if [ $count != 1 ]; then |
| stdbuf -o0 -e0 printf "[FAIL]\n\tCount != 1: %d\n" "${count}" |
| exit 1 |
| else |
| stdbuf -o0 -e0 printf "[OK]\n" |
| fi |
| |
| # Check RX |
| stdbuf -o0 -e0 printf "MP_PRIO RX \t" |
| count=$(ip netns exec "$ns1" nstat -as | grep MPTcpExtMPPrioRx | awk '{print $2}') |
| [ -z "$count" ] && count=0 |
| if [ $count != 1 ]; then |
| stdbuf -o0 -e0 printf "[FAIL]\n\tCount != 1: %d\n" "${count}" |
| exit 1 |
| else |
| stdbuf -o0 -e0 printf "[OK]\n" |
| 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 |
| stdbuf -o0 -e0 printf "CREATE_LISTENER %s:%s\t\t\t\t\t"\ |
| $e_saddr $e_sport |
| elif [ $e_type = $LISTENER_CLOSED ]; then |
| stdbuf -o0 -e0 printf "CLOSE_LISTENER %s:%s\t\t\t\t\t"\ |
| $e_saddr $e_sport |
| fi |
| |
| type=$(grep "type:$e_type," $evt | |
| sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q') |
| family=$(grep "type:$e_type," $evt | |
| sed --unbuffered -n 's/.*\(family:\)\([[:digit:]]*\).*$/\2/p;q') |
| sport=$(grep "type:$e_type," $evt | |
| sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q') |
| if [ $family ] && [ $family = $AF_INET6 ]; then |
| saddr=$(grep "type:$e_type," $evt | |
| sed --unbuffered -n 's/.*\(saddr6:\)\([0-9a-f:.]*\).*$/\2/p;q') |
| else |
| saddr=$(grep "type:$e_type," $evt | |
| sed --unbuffered -n 's/.*\(saddr4:\)\([0-9.]*\).*$/\2/p;q') |
| fi |
| |
| check_expected "type" "family" "saddr" "sport" |
| } |
| |
| test_listener() |
| { |
| print_title "Listener tests" |
| |
| # Capture events on the network namespace running the client |
| :>$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\ |
| $client4_port > /dev/null 2>&1 & |
| local listener_pid=$! |
| |
| 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 > /dev/null 2>&1 |
| 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 > /dev/null 2>&1 |
| sleep 0.5 |
| |
| # Delete the listener from the client ns, if one was created |
| kill_wait $listener_pid |
| |
| 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 |
| |
| exit 0 |
