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https://passt.top/passt
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d1dbc4f992
If we start another server on the same port right away, we might fail to bind the port. A small delay appears to be needed -- I'm not entirely sure why at this point. Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
393 lines
9.5 KiB
Bash
Executable File
393 lines
9.5 KiB
Bash
Executable File
#!/bin/sh
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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#
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# PASST - Plug A Simple Socket Transport
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# for qemu/UNIX domain socket mode
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#
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# PASTA - Pack A Subtle Tap Abstraction
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# for network namespace/tap device mode
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#
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# test/lib/test - List tests and run them, evaluating directives from files
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#
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# Copyright (c) 2021 Red Hat GmbH
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# Author: Stefano Brivio <sbrivio@redhat.com>
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# test_iperf3() - Ugly helper for iperf3 directive
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# $1: Variable name: to put the measure bandwidth into
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# $2: Source/client context
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# $3: Destination/server context
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# $4: Destination name or address for client
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# $5: Port number, ${i} is translated to process index
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# $6: Number of processes to run in parallel
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# $7: Run time, in seconds
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# $@: Client options
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test_iperf3() {
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__var="${1}"; shift
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__cctx="${1}"; shift
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__sctx="${1}"; shift
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__dest="${1}"; shift
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__port="${1}"; shift
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__procs="$((${1} - 1))"; shift
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__time="${1}"; shift
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pane_or_context_run_bg "${__sctx}" \
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'for i in $(seq 0 '${__procs}'); do' \
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' (iperf3 -s1J -p'${__port}' -i'${__time} \
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' > s${i}.json) &' \
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' echo $! > s${i}.pid &' \
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'done' \
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sleep 1 # Wait for server to be ready
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pane_or_context_run_bg "${__cctx}" \
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'(' \
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' for i in $(seq 0 '${__procs}'); do' \
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' iperf3 -c '${__dest}' -p '${__port} \
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' -t'${__time}' -i0 -T s${i} '"${@}"' &' \
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' done;' \
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' wait' \
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')'
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sleep $((__time + 5))
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# If client fails to deliver control message, tell server we're done
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pane_or_context_run "${__sctx}" 'kill -INT $(cat s*.pid); rm s*.pid'
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sleep 1 # ...and wait for output to be flushed
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__jval=".end.sum_received.bits_per_second"
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for __opt in ${@}; do
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# UDP test
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[ "${__opt}" = "-u" ] && __jval=".intervals[0].sum.bits_per_second"
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done
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__bw=$(pane_or_context_output "${__sctx}" \
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'cat s*.json | jq -rMs "map('${__jval}') | add"')
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pane_or_context_run "${__sctx}" \
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'for i in $(seq 0 '${__procs}'); do rm s${i}.json; done'
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__var}__" "${__bw}" )"
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sleep 3 # Wait for kernel to free up ports
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}
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test_one_line() {
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__line="${1}"
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[ ${DEBUG} -eq 1 ] && info DEBUG: "${__line}"
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# Strip comments
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__line="${__line%%#*}"
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if [ -n "${TEST_ONE_in_def}" ]; then
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[ "${__line}" = "endef" ] && TEST_ONE_in_def= && return
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# Append $__line to variable TEST_ONE_DEF_<definition name>
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__ifs="${IFS}"
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IFS=
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eval TEST_ONE_DEF_$TEST_ONE_in_def=\"\$\(printf \"%s\\n%s\" \"\$TEST_ONE_DEF_$TEST_ONE_in_def\" \"$__line\"\)\"
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IFS="${__ifs}"
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return
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fi
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# tab-split command and arguments, apply variable substitutions
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__cmd="${__line%%$(printf '\t')*}"
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__arg="${__line#*$(printf '\t')*}"
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__arg="$(subs_apply "${TEST_ONE_subs}" "${__arg}")"
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[ ${TEST_ONE_nok} -eq 1 ] && [ "${__cmd}" != "test" ] && continue
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case ${__cmd} in
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"def")
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TEST_ONE_in_def="${__arg}"
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# Clear variable TEST_ONE_DEF_<definition name>
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__ifs="${IFS}"
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IFS= eval TEST_ONE_DEF_$TEST_ONE_in_def=
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IFS="${__ifs}"
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;;
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"test")
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[ ${TEST_ONE_perf_nok} -eq 0 ] || TEST_ONE_nok=1
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[ ${TEST_ONE_nok} -eq 1 ] && status_test_fail
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[ ${TEST_ONE_nok} -eq 0 ] && status_test_ok
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status_test_start "${__arg}"
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TEST_ONE_nok=0
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TEST_ONE_perf_nok=0
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;;
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"host")
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pane_or_context_run host "${__arg}" || TEST_ONE_nok=1
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;;
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"hostb")
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pane_or_context_run_bg host "${__arg}"
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;;
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"hostw")
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pane_or_context_wait host || TEST_ONE_nok=1
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;;
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"hint")
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tmux send-keys -t ${PANE_HOST} "C-c"
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;;
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"htools")
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pane_or_context_run host 'which '"${__arg}"' >/dev/null' || TEST_ONE_skip=1
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;;
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"passt")
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pane_or_context_run passt "${__arg}" || TEST_ONE_nok=1
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;;
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"passtb")
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pane_or_context_run_bg passt "${__arg}"
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;;
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"passtw")
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pane_or_context_wait passt || TEST_ONE_nok=1
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;;
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"pout")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output passt "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"guest")
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pane_or_context_run guest "${__arg}" || TEST_ONE_nok=1
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;;
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"guestb")
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pane_or_context_run_bg guest "${__arg}"
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;;
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"guestw")
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pane_or_context_wait guest || TEST_ONE_nok=1
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;;
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"guest1")
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pane_or_context_run guest_1 "${__arg}" || TEST_ONE_nok=1
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;;
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"guest1b")
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pane_or_context_run_bg guest_1 "${__arg}"
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;;
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"guest1w")
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pane_or_context_wait guest_1 || TEST_ONE_nok=1
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;;
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"gtools")
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pane_or_context_run guest 'which '"${__arg}"' >/dev/null' || TEST_ONE_skip=1
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;;
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"g1tools")
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pane_or_context_run guest_1 'which '"${__arg}"' >/dev/null' || TEST_ONE_skip=1
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;;
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"g2tools")
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pane_or_context_run guest_2 'which '"${__arg}"' >/dev/null' || TEST_ONE_skip=1
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;;
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"guest2")
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pane_or_context_run guest_2 "${__arg}" || TEST_ONE_nok=1
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;;
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"guest2b")
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pane_or_context_run_bg guest_2 "${__arg}"
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;;
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"guest2w")
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pane_or_context_wait guest_2 || TEST_ONE_nok=1
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;;
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"ns")
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pane_or_context_run ns "${__arg}" || TEST_ONE_nok=1
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;;
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"ns1")
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pane_or_context_run ns1 "${__arg}" || TEST_ONE_nok=1
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;;
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"ns2")
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pane_or_context_run ns2 "${__arg}" || TEST_ONE_nok=1
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;;
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"nsb")
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pane_or_context_run_bg ns "${__arg}"
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;;
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"ns1b")
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pane_or_context_run_bg ns1 "${__arg}"
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;;
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"ns2b")
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pane_or_context_run_bg ns2 "${__arg}"
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;;
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"nsw")
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pane_or_context_wait ns || TEST_ONE_nok=1
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;;
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"ns1w")
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pane_or_context_wait ns1 || TEST_ONE_nok=1
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;;
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"ns2w")
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pane_or_context_wait ns2 || TEST_ONE_nok=1
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;;
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"nstools")
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pane_or_context_run ns 'which '"${__arg}"' >/dev/null' || TEST_ONE_skip=1
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;;
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"gout")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output guest "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"g1out")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output guest_1 "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"g2out")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output guest_2 "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"hout")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output host "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"nsout")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output ns "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"ns1out")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output ns1 "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"ns2out")
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__varname="${__arg%% *}"
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__output="$(pane_or_context_output ns2 "${__arg#* }")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__varname}__" "${__output}")"
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;;
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"check")
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info_check "${__arg}"
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__nok=0
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eval "${__arg} || __nok=1"
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if [ ${__nok} -eq 1 ]; then
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TEST_ONE_nok=1
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info_check_failed
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else
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info_check_passed
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fi
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;;
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"sleep")
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sleep "${__arg}"
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;;
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"info")
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info "${__arg}"
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;;
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"report")
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perf_report ${__arg}
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;;
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"th")
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table_header ${__arg}
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;;
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"tr")
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table_row "${__arg}"
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;;
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"tl")
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table_line "${__arg}"
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;;
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"te")
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table_end
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;;
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"bw")
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table_value_throughput ${__arg} || TEST_ONE_perf_nok=1
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;;
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"lat")
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table_value_latency ${__arg} || TEST_ONE_perf_nok=1
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;;
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"iperf3")
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test_iperf3 ${__arg}
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;;
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"set")
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__${__arg%% *}__" "${__arg#* }")"
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;;
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# Demo commands
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"say")
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text_write "${__arg}"
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;;
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"em")
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em_write "${__arg}"
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;;
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"nl")
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info_nolog ""
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;;
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"hl")
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pane_highlight "${__arg}"
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;;
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"bsp")
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text_backspace "${__arg}"
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;;
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"killp")
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pane_kill "${__arg}"
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;;
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"resize")
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pane_resize ${__arg}
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;;
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*)
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__def_body="$(eval printf \"\$TEST_ONE_DEF_$__cmd\")"
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if [ -n "${__def_body}" ]; then
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__ifs="${IFS}"
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IFS='
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'
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for __def_line in ${__def_body}; do
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IFS="${__ifs}" test_one_line "${__def_line}"
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done
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IFS="${__ifs}"
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fi
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;;
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esac
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}
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# test_one() - Run a single test file evaluating directives
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# $1: Name of test file, relative to test/ directory
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test_one() {
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TEST_ONE_dirclean=
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__test_file="test/${1}"
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__type="$(file -b --mime-type ${__test_file})"
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if [ "${__type}" = "text/x-shellscript" ]; then
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status_file_start "${1}" 1
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"${__test_file}" && status_test_ok || status_test_fail
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return
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fi
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if [ ${DEMO} -eq 0 ]; then
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__ntests="$(grep -c "^test$(printf '\t')" "${__test_file}")"
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status_file_start "${1}" "${__ntests}"
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fi
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[ ${CI} -eq 1 ] && video_link "${1}"
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TEST_ONE_subs="$(list_add_pair "" "__BASEPATH__" "${BASEPATH}")"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__STATESETUP__" "${STATESETUP}")"
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STATEDIR="${STATEBASE}/${1}"
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mkdir -p "${STATEDIR}"
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TEST_ONE_subs="$(list_add_pair "${TEST_ONE_subs}" "__STATEDIR__" "${STATEDIR}")"
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TEST_ONE_nok=-1
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TEST_ONE_perf_nok=0
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TEST_ONE_skip=0
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TEST_ONE_in_def=
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while IFS= read -r __line; do
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test_one_line "${__line}"
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[ ${TEST_ONE_skip} -eq 1 ] && break
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done < "${__test_file}"
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for __d in ${TEST_ONE_dirclean}; do
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rm -rf ${__d}
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done
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[ ${DEMO} -eq 1 ] && return
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[ ${TEST_ONE_skip} -eq 1 ] && status_test_skip && return
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[ ${TEST_ONE_perf_nok} -eq 0 ] || TEST_ONE_nok=1
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[ ${TEST_ONE_nok} -eq 0 ] && status_test_ok || status_test_fail
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}
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# test() - Build list of tests to run, in order, then issue test_one()
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# $@: Test files to run, relative to test/
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test() {
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__list=
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cd test
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for __f; do
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__type="$(file -b --mime-type ${__f})"
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if [ "${__type}" = "text/x-shellscript" ]; then
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__list="$(list_add "${__list}" "${__f}")"
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continue
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fi
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__list="$(list_add "${__list}" "${__f}")"
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done
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cd ..
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for __f in ${__list}; do
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test_one "${__f}"
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done
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}
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