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test: Use "nstool exec" to slightly simplify tests

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Using this, rather than using "nstool info" to get the pid then manually
connecting with nsenter makes things a little simpler.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
David Gibson 2023-04-06 13:28:17 +10:00 committed by Stefano Brivio
parent 3372cd0902
commit 469b69aaa1
3 changed files with 23 additions and 26 deletions
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14
test/lib/context
View File

@ -13,6 +13,8 @@
# Copyright Red Hat # Copyright Red Hat
# Author: David Gibson <david@gibson.dropbear.id.au> # Author: David Gibson <david@gibson.dropbear.id.au>
NSTOOL="${BASEPATH}/nstool"
# context_setup_common() - Create outline of a new context # context_setup_common() - Create outline of a new context
# $1: Context name # $1: Context name
context_setup_common() { context_setup_common() {
@ -30,15 +32,17 @@ context_setup_host() {
echo sh -c > "${__enter}" echo sh -c > "${__enter}"
} }
# context_setup_nsenter() - Create a new context for running commands in a namespace # context_setup_nstool() - Create a new context for running commands with nstool exec
# $1: Context name # $1: Context name
# $2: Namespace PID # $2: nstool control socket
context_setup_nsenter() { context_setup_nstool() {
__name="$1" __name="$1"
shift __sock="$2"
__enter="${STATESETUP}/context_${__name}.enter" __enter="${STATESETUP}/context_${__name}.enter"
# Wait for the ns to be ready
${NSTOOL} info -w "${__sock}" > /dev/null
context_setup_common "${__name}" context_setup_common "${__name}"
echo "nsenter $@ sh -c" > "${__enter}" echo "${NSTOOL} exec ${__sock} -- sh -c" > "${__enter}"
} }
# context_setup_guest() - Create a new context for running commands in a guest # context_setup_guest() - Create a new context for running commands in a guest

33
test/lib/setup
View File

@ -17,7 +17,6 @@ INITRAMFS="${BASEPATH}/mbuto.img"
VCPUS="$( [ $(nproc) -ge 8 ] && echo 6 || echo $(( $(nproc) / 2 + 1 )) )" VCPUS="$( [ $(nproc) -ge 8 ] && echo 6 || echo $(( $(nproc) / 2 + 1 )) )"
__mem_kib="$(sed -n 's/MemTotal:[ ]*\([0-9]*\) kB/\1/p' /proc/meminfo)" __mem_kib="$(sed -n 's/MemTotal:[ ]*\([0-9]*\) kB/\1/p' /proc/meminfo)"
VMEM="$((${__mem_kib} / 1024 / 4))" VMEM="$((${__mem_kib} / 1024 / 4))"
NSTOOL="${BASEPATH}/nstool"
# setup_build() - Set up pane layout for build tests # setup_build() - Set up pane layout for build tests
setup_build() { setup_build() {
@ -78,9 +77,8 @@ setup_pasta() {
layout_pasta layout_pasta
context_run_bg unshare "unshare -rUnpf ${NSTOOL} hold ${STATESETUP}/ns.hold" context_run_bg unshare "unshare -rUnpf ${NSTOOL} hold ${STATESETUP}/ns.hold"
__target_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns.hold)
context_setup_nsenter ns -U -n -p --preserve-credentials -t ${__target_pid} context_setup_nstool ns ${STATESETUP}/ns.hold
# Ports: # Ports:
# #
@ -94,7 +92,7 @@ setup_pasta() {
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d" [ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__opts} --trace" [ ${TRACE} -eq 1 ] && __opts="${__opts} --trace"
context_run_bg passt "./pasta ${__opts} -f -t 10002 -T 10003 -u 10002 -U 10003 -P ${STATESETUP}/passt.pid ${__target_pid}" context_run_bg passt "./pasta ${__opts} -f -t 10002 -T 10003 -u 10002 -U 10003 -P ${STATESETUP}/passt.pid $(${NSTOOL} info -pw ${STATESETUP}/ns.hold)"
# pidfile isn't created until pasta is ready # pidfile isn't created until pasta is ready
wait_for [ -f "${STATESETUP}/passt.pid" ] wait_for [ -f "${STATESETUP}/passt.pid" ]
@ -128,11 +126,10 @@ setup_passt_in_ns() {
context_run_bg pasta "./pasta ${__opts} -t 10001,10002,10011,10012 -T 10003,10013 -u 10001,10002,10011,10012 -U 10003,10013 -P ${STATESETUP}/pasta.pid --config-net ${NSTOOL} hold ${STATESETUP}/ns.hold" context_run_bg pasta "./pasta ${__opts} -t 10001,10002,10011,10012 -T 10003,10013 -u 10001,10002,10011,10012 -U 10003,10013 -P ${STATESETUP}/pasta.pid --config-net ${NSTOOL} hold ${STATESETUP}/ns.hold"
wait_for [ -f "${STATESETUP}/pasta.pid" ] wait_for [ -f "${STATESETUP}/pasta.pid" ]
__ns_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns.hold)
context_setup_nsenter qemu "-t ${__ns_pid} -U -n -p --preserve-credentials" context_setup_nstool qemu ${STATESETUP}/ns.hold
context_setup_nsenter ns "-t ${__ns_pid} -U -n -p --preserve-credentials" context_setup_nstool ns ${STATESETUP}/ns.hold
context_setup_nsenter passt "-t ${__ns_pid} -U -n -p --preserve-credentials" context_setup_nstool passt ${STATESETUP}/ns.hold
__opts= __opts=
[ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/passt_in_pasta.pcap" [ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/passt_in_pasta.pcap"
@ -190,19 +187,17 @@ setup_two_guests() {
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d" [ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__opts} --trace" [ ${TRACE} -eq 1 ] && __opts="${__opts} --trace"
context_run_bg pasta_1 "./pasta ${__opts} --trace -l /tmp/pasta1.log -P ${STATESETUP}/pasta_1.pid -t 10001,10002 -T 10003,10004 -u 10001,10002 -U 10003,10004 --config-net ${NSTOOL} hold ${STATESETUP}/ns1.hold" context_run_bg pasta_1 "./pasta ${__opts} --trace -l /tmp/pasta1.log -P ${STATESETUP}/pasta_1.pid -t 10001,10002 -T 10003,10004 -u 10001,10002 -U 10003,10004 --config-net ${NSTOOL} hold ${STATESETUP}/ns1.hold"
__ns1_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns1.hold) context_setup_nstool passt_1 ${STATESETUP}/ns1.hold
context_setup_nsenter passt_1 -U -n -p --preserve-credentials -t ${__ns1_pid}
__opts= __opts=
[ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/pasta_2.pcap" [ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/pasta_2.pcap"
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d" [ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__opts} --trace" [ ${TRACE} -eq 1 ] && __opts="${__opts} --trace"
context_run_bg pasta_2 "./pasta ${__opts} --trace -l /tmp/pasta2.log -P ${STATESETUP}/pasta_2.pid -t 10004,10005 -T 10003,10001 -u 10004,10005 -U 10003,10001 --config-net ${NSTOOL} hold ${STATESETUP}/ns2.hold" context_run_bg pasta_2 "./pasta ${__opts} --trace -l /tmp/pasta2.log -P ${STATESETUP}/pasta_2.pid -t 10004,10005 -T 10003,10001 -u 10004,10005 -U 10003,10001 --config-net ${NSTOOL} hold ${STATESETUP}/ns2.hold"
__ns2_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns2.hold) context_setup_nstool passt_2 ${STATESETUP}/ns2.hold
context_setup_nsenter passt_2 -U -n -p --preserve-credentials -t ${__ns2_pid}
context_setup_nsenter qemu_1 -U -n -p --preserve-credentials -t ${__ns1_pid} context_setup_nstool qemu_1 ${STATESETUP}/ns1.hold
context_setup_nsenter qemu_2 -U -n -p --preserve-credentials -t ${__ns2_pid} context_setup_nstool qemu_2 ${STATESETUP}/ns2.hold
__ifname="$(context_run qemu_1 "ip -j link show | jq -rM '.[] | select(.link_type == \"ether\").ifname'")" __ifname="$(context_run qemu_1 "ip -j link show | jq -rM '.[] | select(.link_type == \"ether\").ifname'")"
@ -310,15 +305,13 @@ teardown_passt_in_ns() {
# teardown_two_guests() - Exit namespaces, kill qemu processes, passt and pasta # teardown_two_guests() - Exit namespaces, kill qemu processes, passt and pasta
teardown_two_guests() { teardown_two_guests() {
__ns1_pid=$(${NSTOOL} info -pw "${STATESETUP}/ns1.hold") ${NSTOOL} exec ${STATESETUP}/ns1.hold -- kill $(cat "${STATESETUP}/qemu_1.pid")
__ns2_pid=$(${NSTOOL} info -pw "${STATESETUP}/ns2.hold") ${NSTOOL} exec ${STATESETUP}/ns2.hold -- kill $(cat "${STATESETUP}/qemu_2.pid")
nsenter -U -p --preserve-credentials -t ${__ns1_pid} kill $(cat "${STATESETUP}/qemu_1.pid")
nsenter -U -p --preserve-credentials -t ${__ns2_pid} kill $(cat "${STATESETUP}/qemu_2.pid")
context_wait qemu_1 context_wait qemu_1
context_wait qemu_2 context_wait qemu_2
nsenter -U -p --preserve-credentials -t ${__ns1_pid} kill $(cat "${STATESETUP}/passt_1.pid") ${NSTOOL} exec ${STATESETUP}/ns1.hold -- kill $(cat "${STATESETUP}/passt_1.pid")
nsenter -U -p --preserve-credentials -t ${__ns2_pid} kill $(cat "${STATESETUP}/passt_2.pid") ${NSTOOL} exec ${STATESETUP}/ns2.hold -- kill $(cat "${STATESETUP}/passt_2.pid")
context_wait passt_1 context_wait passt_1
context_wait passt_2 context_wait passt_2
${NSTOOL} stop "${STATESETUP}/ns1.hold" ${NSTOOL} stop "${STATESETUP}/ns1.hold"

2
test/run
View File

@ -41,9 +41,9 @@ PCAP=${PCAP:-0}
COMMIT="$(git log --oneline --no-decorate -1)" COMMIT="$(git log --oneline --no-decorate -1)"
. lib/util . lib/util
. lib/context
. lib/setup . lib/setup
. lib/setup_ugly . lib/setup_ugly
. lib/context
. lib/term . lib/term
. lib/perf_report . lib/perf_report
. lib/layout . lib/layout