898 lines
26 KiB
Bash
Executable File
898 lines
26 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Double quotes to prevent globbing and word splitting is recommended in new
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# code but we accept it.
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#shellcheck disable=SC2086
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# Some variables are used below but indirectly, see verify_*_event()
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#shellcheck disable=SC2034
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. "$(dirname "${0}")/mptcp_lib.sh"
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mptcp_lib_check_mptcp
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mptcp_lib_check_kallsyms
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if ! mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
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echo "userspace pm tests are not supported by the kernel: SKIP"
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exit ${KSFT_SKIP}
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fi
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mptcp_lib_check_tools ip
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ANNOUNCED=${MPTCP_LIB_EVENT_ANNOUNCED}
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REMOVED=${MPTCP_LIB_EVENT_REMOVED}
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SUB_ESTABLISHED=${MPTCP_LIB_EVENT_SUB_ESTABLISHED}
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SUB_CLOSED=${MPTCP_LIB_EVENT_SUB_CLOSED}
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LISTENER_CREATED=${MPTCP_LIB_EVENT_LISTENER_CREATED}
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LISTENER_CLOSED=${MPTCP_LIB_EVENT_LISTENER_CLOSED}
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AF_INET=${MPTCP_LIB_AF_INET}
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AF_INET6=${MPTCP_LIB_AF_INET6}
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file=""
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server_evts=""
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client_evts=""
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server_evts_pid=0
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client_evts_pid=0
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client4_pid=0
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server4_pid=0
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client6_pid=0
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server6_pid=0
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client4_token=""
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server4_token=""
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client6_token=""
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server6_token=""
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client4_port=0;
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client6_port=0;
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app4_port=50002
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new4_port=50003
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app6_port=50004
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client_addr_id=${RANDOM:0:2}
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server_addr_id=${RANDOM:0:2}
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ns1=""
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ns2=""
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ret=0
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test_name=""
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# a bit more space: because we have more to display
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MPTCP_LIB_TEST_FORMAT="%02u %-68s"
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print_title()
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{
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mptcp_lib_pr_info "${1}"
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}
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# $1: test name
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print_test()
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{
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test_name="${1}"
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mptcp_lib_print_title "${test_name}"
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}
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test_pass()
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{
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mptcp_lib_pr_ok
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mptcp_lib_result_pass "${test_name}"
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}
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test_skip()
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{
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mptcp_lib_pr_skip
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mptcp_lib_result_skip "${test_name}"
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}
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# $1: msg
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test_fail()
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{
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if [ ${#} -gt 0 ]
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then
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mptcp_lib_pr_fail "${@}"
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fi
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ret=${KSFT_FAIL}
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mptcp_lib_result_fail "${test_name}"
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}
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# This function is used in the cleanup trap
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#shellcheck disable=SC2317
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cleanup()
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{
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print_title "Cleanup"
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# Terminate the MPTCP connection and related processes
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local pid
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for pid in $client4_pid $server4_pid $client6_pid $server6_pid\
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$server_evts_pid $client_evts_pid
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do
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mptcp_lib_kill_wait $pid
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done
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mptcp_lib_ns_exit "${ns1}" "${ns2}"
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rm -rf $file $client_evts $server_evts
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mptcp_lib_pr_info "Done"
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}
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trap cleanup EXIT
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# Create and configure network namespaces for testing
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mptcp_lib_ns_init ns1 ns2
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for i in "$ns1" "$ns2" ;do
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ip netns exec "$i" sysctl -q net.mptcp.pm_type=1
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done
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# "$ns1" ns2
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# ns1eth2 ns2eth1
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ip link add ns1eth2 netns "$ns1" type veth peer name ns2eth1 netns "$ns2"
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# Add IPv4/v6 addresses to the namespaces
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ip -net "$ns1" addr add 10.0.1.1/24 dev ns1eth2
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ip -net "$ns1" addr add 10.0.2.1/24 dev ns1eth2
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ip -net "$ns1" addr add dead:beef:1::1/64 dev ns1eth2 nodad
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ip -net "$ns1" addr add dead:beef:2::1/64 dev ns1eth2 nodad
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ip -net "$ns1" link set ns1eth2 up
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ip -net "$ns2" addr add 10.0.1.2/24 dev ns2eth1
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ip -net "$ns2" addr add 10.0.2.2/24 dev ns2eth1
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ip -net "$ns2" addr add dead:beef:1::2/64 dev ns2eth1 nodad
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ip -net "$ns2" addr add dead:beef:2::2/64 dev ns2eth1 nodad
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ip -net "$ns2" link set ns2eth1 up
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file=$(mktemp)
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mptcp_lib_make_file "$file" 2 1
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# Capture netlink events over the two network namespaces running
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# the MPTCP client and server
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client_evts=$(mktemp)
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mptcp_lib_events "${ns2}" "${client_evts}" client_evts_pid
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server_evts=$(mktemp)
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mptcp_lib_events "${ns1}" "${server_evts}" server_evts_pid
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sleep 0.5
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print_title "Init"
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print_test "Created network namespaces ns1, ns2"
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test_pass
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make_connection()
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{
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local is_v6=$1
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local app_port=$app4_port
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local connect_addr="10.0.1.1"
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local listen_addr="0.0.0.0"
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if [ "$is_v6" = "v6" ]
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then
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connect_addr="dead:beef:1::1"
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listen_addr="::"
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app_port=$app6_port
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else
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is_v6="v4"
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fi
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:>"$client_evts"
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:>"$server_evts"
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# Run the server
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ip netns exec "$ns1" \
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./mptcp_connect -s MPTCP -w 300 -p $app_port -l $listen_addr > /dev/null 2>&1 &
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local server_pid=$!
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sleep 0.5
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# Run the client, transfer $file and stay connected to the server
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# to conduct tests
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ip netns exec "$ns2" \
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./mptcp_connect -s MPTCP -w 300 -m sendfile -p $app_port $connect_addr\
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2>&1 > /dev/null < "$file" &
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local client_pid=$!
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sleep 1
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# Capture client/server attributes from MPTCP connection netlink events
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local client_token
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local client_port
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local client_serverside
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local server_token
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local server_serverside
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client_token=$(mptcp_lib_evts_get_info token "$client_evts")
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client_port=$(mptcp_lib_evts_get_info sport "$client_evts")
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client_serverside=$(mptcp_lib_evts_get_info server_side "$client_evts")
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server_token=$(mptcp_lib_evts_get_info token "$server_evts")
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server_serverside=$(mptcp_lib_evts_get_info server_side "$server_evts")
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print_test "Established IP${is_v6} MPTCP Connection ns2 => ns1"
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if [ "$client_token" != "" ] && [ "$server_token" != "" ] && [ "$client_serverside" = 0 ] &&
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[ "$server_serverside" = 1 ]
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then
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test_pass
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else
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test_fail "Expected tokens (c:${client_token} - s:${server_token}) and server (c:${client_serverside} - s:${server_serverside})"
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mptcp_lib_result_print_all_tap
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exit ${KSFT_FAIL}
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fi
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if [ "$is_v6" = "v6" ]
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then
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client6_token=$client_token
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server6_token=$server_token
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client6_port=$client_port
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client6_pid=$client_pid
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server6_pid=$server_pid
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else
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client4_token=$client_token
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server4_token=$server_token
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client4_port=$client_port
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client4_pid=$client_pid
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server4_pid=$server_pid
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fi
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}
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# $@: all var names to check
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check_expected()
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{
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if mptcp_lib_check_expected "${@}"
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then
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test_pass
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return 0
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fi
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test_fail
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return 1
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}
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verify_announce_event()
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{
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local evt=$1
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local e_type=$2
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local e_token=$3
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local e_addr=$4
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local e_id=$5
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local e_dport=$6
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local e_af=$7
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local type
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local token
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local addr
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local dport
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local id
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type=$(mptcp_lib_evts_get_info type "$evt" $e_type)
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token=$(mptcp_lib_evts_get_info token "$evt" $e_type)
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if [ "$e_af" = "v6" ]
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then
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addr=$(mptcp_lib_evts_get_info daddr6 "$evt" $e_type)
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else
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addr=$(mptcp_lib_evts_get_info daddr4 "$evt" $e_type)
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fi
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dport=$(mptcp_lib_evts_get_info dport "$evt" $e_type)
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id=$(mptcp_lib_evts_get_info rem_id "$evt" $e_type)
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check_expected "type" "token" "addr" "dport" "id"
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}
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test_announce()
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{
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print_title "Announce tests"
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# Capture events on the network namespace running the server
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:>"$server_evts"
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# ADD_ADDR using an invalid token should result in no action
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local invalid_token=$(( client4_token - 1))
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ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token $invalid_token id\
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$client_addr_id dev ns2eth1 > /dev/null 2>&1
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local type
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type=$(mptcp_lib_evts_get_info type "$server_evts")
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print_test "ADD_ADDR 10.0.2.2 (ns2) => ns1, invalid token"
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if [ "$type" = "" ]
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then
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test_pass
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else
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test_fail "type defined: ${type}"
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fi
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# ADD_ADDR from the client to server machine reusing the subflow port
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:>"$server_evts"
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ip netns exec "$ns2"\
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./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id $client_addr_id dev\
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ns2eth1
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print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, reuse port"
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sleep 0.5
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verify_announce_event $server_evts $ANNOUNCED $server4_token "10.0.2.2" $client_addr_id \
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"$client4_port"
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# ADD_ADDR6 from the client to server machine reusing the subflow port
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:>"$server_evts"
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ip netns exec "$ns2" ./pm_nl_ctl ann\
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dead:beef:2::2 token "$client6_token" id $client_addr_id dev ns2eth1
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print_test "ADD_ADDR6 id:${client_addr_id} dead:beef:2::2 (ns2) => ns1, reuse port"
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sleep 0.5
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verify_announce_event "$server_evts" "$ANNOUNCED" "$server6_token" "dead:beef:2::2"\
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"$client_addr_id" "$client6_port" "v6"
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# ADD_ADDR from the client to server machine using a new port
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:>"$server_evts"
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client_addr_id=$((client_addr_id+1))
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ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\
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$client_addr_id dev ns2eth1 port $new4_port
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print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, new port"
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sleep 0.5
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verify_announce_event "$server_evts" "$ANNOUNCED" "$server4_token" "10.0.2.2"\
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"$client_addr_id" "$new4_port"
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# Capture events on the network namespace running the client
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:>"$client_evts"
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# ADD_ADDR from the server to client machine reusing the subflow port
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ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
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$server_addr_id dev ns1eth2
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print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, reuse port"
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sleep 0.5
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verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\
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"$server_addr_id" "$app4_port"
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# ADD_ADDR6 from the server to client machine reusing the subflow port
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:>"$client_evts"
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ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\
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$server_addr_id dev ns1eth2
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print_test "ADD_ADDR6 id:${server_addr_id} dead:beef:2::1 (ns1) => ns2, reuse port"
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sleep 0.5
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verify_announce_event "$client_evts" "$ANNOUNCED" "$client6_token" "dead:beef:2::1"\
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"$server_addr_id" "$app6_port" "v6"
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# ADD_ADDR from the server to client machine using a new port
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:>"$client_evts"
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server_addr_id=$((server_addr_id+1))
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ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
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$server_addr_id dev ns1eth2 port $new4_port
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print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, new port"
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sleep 0.5
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verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\
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"$server_addr_id" "$new4_port"
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}
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verify_remove_event()
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{
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local evt=$1
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local e_type=$2
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local e_token=$3
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local e_id=$4
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local type
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local token
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local id
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type=$(mptcp_lib_evts_get_info type "$evt" $e_type)
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token=$(mptcp_lib_evts_get_info token "$evt" $e_type)
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id=$(mptcp_lib_evts_get_info rem_id "$evt" $e_type)
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check_expected "type" "token" "id"
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}
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test_remove()
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{
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print_title "Remove tests"
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# Capture events on the network namespace running the server
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:>"$server_evts"
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# RM_ADDR using an invalid token should result in no action
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local invalid_token=$(( client4_token - 1 ))
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ip netns exec "$ns2" ./pm_nl_ctl rem token $invalid_token id\
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$client_addr_id > /dev/null 2>&1
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print_test "RM_ADDR id:${client_addr_id} ns2 => ns1, invalid token"
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local type
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type=$(mptcp_lib_evts_get_info type "$server_evts")
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if [ "$type" = "" ]
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then
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test_pass
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else
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test_fail "unexpected type: ${type}"
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fi
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# RM_ADDR using an invalid addr id should result in no action
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local invalid_id=$(( client_addr_id + 1 ))
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ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
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$invalid_id > /dev/null 2>&1
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print_test "RM_ADDR id:${invalid_id} ns2 => ns1, invalid id"
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type=$(mptcp_lib_evts_get_info type "$server_evts")
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if [ "$type" = "" ]
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then
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test_pass
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else
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test_fail "unexpected type: ${type}"
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fi
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# RM_ADDR from the client to server machine
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:>"$server_evts"
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ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
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$client_addr_id
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print_test "RM_ADDR id:${client_addr_id} ns2 => ns1"
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sleep 0.5
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verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id"
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# RM_ADDR from the client to server machine
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:>"$server_evts"
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client_addr_id=$(( client_addr_id - 1 ))
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ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
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$client_addr_id
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print_test "RM_ADDR id:${client_addr_id} ns2 => ns1"
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sleep 0.5
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verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id"
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# RM_ADDR6 from the client to server machine
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:>"$server_evts"
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ip netns exec "$ns2" ./pm_nl_ctl rem token "$client6_token" id\
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$client_addr_id
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print_test "RM_ADDR6 id:${client_addr_id} ns2 => ns1"
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sleep 0.5
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verify_remove_event "$server_evts" "$REMOVED" "$server6_token" "$client_addr_id"
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# Capture events on the network namespace running the client
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:>"$client_evts"
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# RM_ADDR from the server to client machine
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ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\
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$server_addr_id
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print_test "RM_ADDR id:${server_addr_id} ns1 => ns2"
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sleep 0.5
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verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id"
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# RM_ADDR from the server to client machine
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:>"$client_evts"
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server_addr_id=$(( server_addr_id - 1 ))
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ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\
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$server_addr_id
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print_test "RM_ADDR id:${server_addr_id} ns1 => ns2"
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sleep 0.5
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verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id"
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# RM_ADDR6 from the server to client machine
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:>"$client_evts"
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ip netns exec "$ns1" ./pm_nl_ctl rem token "$server6_token" id\
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$server_addr_id
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print_test "RM_ADDR6 id:${server_addr_id} ns1 => ns2"
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sleep 0.5
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verify_remove_event "$client_evts" "$REMOVED" "$client6_token" "$server_addr_id"
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}
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verify_subflow_events()
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{
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local evt=$1
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local e_type=$2
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local e_token=$3
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local e_family=$4
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local e_saddr=$5
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local e_daddr=$6
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local e_dport=$7
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local e_locid=$8
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local e_remid=$9
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shift 2
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local e_from=$8
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local e_to=$9
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local type
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local token
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local family
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local saddr
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local daddr
|
|
local dport
|
|
local locid
|
|
local remid
|
|
local info
|
|
|
|
info="${e_saddr} (${e_from}) => ${e_daddr}:${e_dport} (${e_to})"
|
|
|
|
if [ "$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: ${count}"
|
|
else
|
|
test_pass
|
|
fi
|
|
}
|
|
|
|
verify_listener_events()
|
|
{
|
|
if mptcp_lib_verify_listener_events "${@}"; then
|
|
test_pass
|
|
else
|
|
test_fail
|
|
fi
|
|
}
|
|
|
|
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
|
|
print_test "CREATE_LISTENER 10.0.2.2:$client4_port"
|
|
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 $listener_pid
|
|
|
|
sleep 0.5
|
|
print_test "CLOSE_LISTENER 10.0.2.2:$client4_port"
|
|
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}
|