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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
test/lib
setup

33
test/lib/setup
View file

@ -17,7 +17,6 @@ INITRAMFS="${BASEPATH}/mbuto.img"
VCPUS="$( [ $(nproc) -ge 8 ] && echo 6 || echo $(( $(nproc) / 2 + 1 )) )"
__mem_kib="$(sed -n 's/MemTotal:[ ]*\([0-9]*\) kB/\1/p' /proc/meminfo)"
VMEM="$((${__mem_kib} / 1024 / 4))"
NSTOOL="${BASEPATH}/nstool"
# setup_build() - Set up pane layout for build tests
setup_build() {
@ -78,9 +77,8 @@ setup_pasta() {
layout_pasta
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:
#
@ -94,7 +92,7 @@ setup_pasta() {
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__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 ${STATESETUP}/ns.hold)"
# pidfile isn't created until pasta is ready
wait_for [ -f "${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 ${STATESETUP}/ns.hold"
wait_for [ -f "${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_nsenter ns "-t ${__ns_pid} -U -n -p --preserve-credentials"
context_setup_nsenter passt "-t ${__ns_pid} -U -n -p --preserve-credentials"
context_setup_nstool qemu ${STATESETUP}/ns.hold
context_setup_nstool ns ${STATESETUP}/ns.hold
context_setup_nstool passt ${STATESETUP}/ns.hold
__opts=
[ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/passt_in_pasta.pcap"
@ -190,19 +187,17 @@ setup_two_guests() {
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__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 ${STATESETUP}/ns1.hold"
__ns1_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns1.hold)
context_setup_nsenter passt_1 -U -n -p --preserve-credentials -t ${__ns1_pid}
context_setup_nstool passt_1 ${STATESETUP}/ns1.hold
__opts=
[ ${PCAP} -eq 1 ] && __opts="${__opts} -p ${LOGDIR}/pasta_2.pcap"
[ ${DEBUG} -eq 1 ] && __opts="${__opts} -d"
[ ${TRACE} -eq 1 ] && __opts="${__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 ${STATESETUP}/ns2.hold"
__ns2_pid=$(${NSTOOL} info -pw ${STATESETUP}/ns2.hold)
context_setup_nsenter passt_2 -U -n -p --preserve-credentials -t ${__ns2_pid}
context_setup_nstool passt_2 ${STATESETUP}/ns2.hold
context_setup_nsenter qemu_1 -U -n -p --preserve-credentials -t ${__ns1_pid}
context_setup_nsenter qemu_2 -U -n -p --preserve-credentials -t ${__ns2_pid}
context_setup_nstool qemu_1 ${STATESETUP}/ns1.hold
context_setup_nstool qemu_2 ${STATESETUP}/ns2.hold
__ifname="$(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() {
__ns1_pid=$(${NSTOOL} info -pw "${STATESETUP}/ns1.hold")
__ns2_pid=$(${NSTOOL} info -pw "${STATESETUP}/ns2.hold")
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")
${NSTOOL} exec ${STATESETUP}/ns1.hold -- kill $(cat "${STATESETUP}/qemu_1.pid")
${NSTOOL} exec ${STATESETUP}/ns2.hold -- kill $(cat "${STATESETUP}/qemu_2.pid")
context_wait qemu_1
context_wait qemu_2
nsenter -U -p --preserve-credentials -t ${__ns1_pid} kill $(cat "${STATESETUP}/passt_1.pid")
nsenter -U -p --preserve-credentials -t ${__ns2_pid} kill $(cat "${STATESETUP}/passt_2.pid")
${NSTOOL} exec ${STATESETUP}/ns1.hold -- kill $(cat "${STATESETUP}/passt_1.pid")
${NSTOOL} exec ${STATESETUP}/ns2.hold -- kill $(cat "${STATESETUP}/passt_2.pid")
context_wait passt_1
context_wait passt_2
${NSTOOL} stop "${STATESETUP}/ns1.hold"