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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /test/units/testsuite-36.sh | |
parent | Initial commit. (diff) | |
download | systemd-b750101eb236130cf056c675997decbac904cc49.tar.xz systemd-b750101eb236130cf056c675997decbac904cc49.zip |
Adding upstream version 252.22.upstream/252.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | test/units/testsuite-36.sh | 353 |
1 files changed, 353 insertions, 0 deletions
diff --git a/test/units/testsuite-36.sh b/test/units/testsuite-36.sh new file mode 100755 index 0000000..9705f2d --- /dev/null +++ b/test/units/testsuite-36.sh @@ -0,0 +1,353 @@ +#!/usr/bin/env bash +# SPDX-License-Identifier: LGPL-2.1-or-later +set -eux +set -o pipefail + +at_exit() { + # shellcheck disable=SC2181 + if [[ $? -ne 0 ]]; then + # We're exiting with a non-zero EC, let's dump test artifacts + # for easier debugging + [[ -v straceLog && -f "$straceLog" ]] && cat "$straceLog" + [[ -v journalLog && -f "$journalLog" ]] && cat "$journalLog" + fi +} + +trap at_exit EXIT + +systemd-analyze log-level debug +systemd-analyze log-target journal + +# Log files +straceLog='strace.log' +journalLog='journal.log' + +# Systemd config files +testUnit='numa-test.service' +testUnitFile="/run/systemd/system/$testUnit" +testUnitNUMAConf="$testUnitFile.d/numa.conf" + +# Sleep constants (we should probably figure out something better but nothing comes to mind) +sleepAfterStart=1 + +# Journal cursor for easier navigation +journalCursorFile="jounalCursorFile" + +startStrace() { + coproc strace -qq -p 1 -o "$straceLog" -e set_mempolicy -s 1024 ${1:+"$1"} + # Wait for strace to properly "initialize", i.e. until PID 1 has the TracerPid + # field set to the current strace's PID + while ! awk -v spid="$COPROC_PID" '/^TracerPid:/ {exit !($2 == spid);}' /proc/1/status; do sleep 0.1; done +} + +stopStrace() { + [[ -v COPROC_PID ]] || return + + local PID=$COPROC_PID + kill -s TERM "$PID" + # Make sure the strace process is indeed dead + while kill -0 "$PID" 2>/dev/null; do sleep 0.1; done +} + +startJournalctl() { + : >"$journalCursorFile" + # Save journal's cursor for later navigation + journalctl --no-pager --cursor-file="$journalCursorFile" -n0 -ocat +} + +stopJournalctl() { + local unit="${1:-init.scope}" + # Using journalctl --sync should be better than using SIGRTMIN+1, as + # the --sync wait until the synchronization is complete + echo "Force journald to write all queued messages" + journalctl --sync + journalctl -u "$unit" --cursor-file="$journalCursorFile" >"$journalLog" +} + +checkNUMA() { + # NUMA enabled system should have at least NUMA node0 + test -e /sys/devices/system/node/node0 +} + +writePID1NUMAPolicy() { + cat >"$confDir/numa.conf" <<EOF +[Manager] +NUMAPolicy=${1:?} +NUMAMask=${2:-""} +EOF +} + +writeTestUnit() { + mkdir -p "$testUnitFile.d/" + printf "[Service]\nExecStart=/bin/sleep 3600\n" >"$testUnitFile" +} + +writeTestUnitNUMAPolicy() { + cat >"$testUnitNUMAConf" <<EOF +[Service] +NUMAPolicy=${1:?} +NUMAMask=${2:-""} +EOF + systemctl daemon-reload +} + +pid1ReloadWithStrace() { + startStrace + systemctl daemon-reload + sleep $sleepAfterStart + stopStrace +} + +pid1ReloadWithJournal() { + startJournalctl + systemctl daemon-reload + stopJournalctl +} + +pid1StartUnitWithStrace() { + startStrace '-f' + systemctl start "${1:?}" + sleep $sleepAfterStart + stopStrace +} + +pid1StartUnitWithJournal() { + startJournalctl + systemctl start "${1:?}" + sleep $sleepAfterStart + stopJournalctl +} + +pid1StopUnit() { + systemctl stop "${1:?}" +} + +systemctlCheckNUMAProperties() { + local UNIT_NAME="${1:?}" + local NUMA_POLICY="${2:?}" + local NUMA_MASK="${3:-""}" + local LOGFILE + + LOGFILE="$(mktemp)" + + systemctl show -p NUMAPolicy "$UNIT_NAME" >"$LOGFILE" + grep "NUMAPolicy=$NUMA_POLICY" "$LOGFILE" + + : >"$LOGFILE" + + if [ -n "$NUMA_MASK" ]; then + systemctl show -p NUMAMask "$UNIT_NAME" >"$LOGFILE" + grep "NUMAMask=$NUMA_MASK" "$LOGFILE" + fi +} + +writeTestUnit + +# Create systemd config drop-in directory +confDir="/run/systemd/system.conf.d/" +mkdir -p "$confDir" + +if ! checkNUMA; then + echo >&2 "NUMA is not supported on this machine, switching to a simple sanity check" + + echo "PID1 NUMAPolicy=default && NUMAMask=0 check without NUMA support" + writePID1NUMAPolicy "default" "0" + startJournalctl + systemctl daemon-reload + stopJournalctl + grep "NUMA support not available, ignoring" "$journalLog" + + echo "systemd-run NUMAPolicy=default && NUMAMask=0 check without NUMA support" + runUnit='numa-systemd-run-test.service' + startJournalctl + systemd-run -p NUMAPolicy=default -p NUMAMask=0 --unit "$runUnit" sleep 1000 + sleep $sleepAfterStart + pid1StopUnit "$runUnit" + stopJournalctl "$runUnit" + grep "NUMA support not available, ignoring" "$journalLog" + +else + echo "PID1 NUMAPolicy support - Default policy w/o mask" + writePID1NUMAPolicy "default" + pid1ReloadWithStrace + # Kernel requires that nodemask argument is set to NULL when setting default policy + grep "set_mempolicy(MPOL_DEFAULT, NULL" "$straceLog" + + echo "PID1 NUMAPolicy support - Default policy w/ mask" + writePID1NUMAPolicy "default" "0" + pid1ReloadWithStrace + grep "set_mempolicy(MPOL_DEFAULT, NULL" "$straceLog" + + echo "PID1 NUMAPolicy support - Bind policy w/o mask" + writePID1NUMAPolicy "bind" + pid1ReloadWithJournal + grep "Failed to set NUMA memory policy, ignoring: Invalid argument" "$journalLog" + + echo "PID1 NUMAPolicy support - Bind policy w/ mask" + writePID1NUMAPolicy "bind" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_BIND, \[0x0*1\]" "$straceLog" + + echo "PID1 NUMAPolicy support - Interleave policy w/o mask" + writePID1NUMAPolicy "interleave" + pid1ReloadWithJournal + grep "Failed to set NUMA memory policy, ignoring: Invalid argument" "$journalLog" + + echo "PID1 NUMAPolicy support - Interleave policy w/ mask" + writePID1NUMAPolicy "interleave" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_INTERLEAVE, \[0x0*1\]" "$straceLog" + + echo "PID1 NUMAPolicy support - Preferred policy w/o mask" + writePID1NUMAPolicy "preferred" + pid1ReloadWithJournal + # Preferred policy with empty node mask is actually allowed and should reset allocation policy to default + grep "Failed to set NUMA memory policy, ignoring: Invalid argument" "$journalLog" && { echo >&2 "unexpected pass"; exit 1; } + + echo "PID1 NUMAPolicy support - Preferred policy w/ mask" + writePID1NUMAPolicy "preferred" "0" + pid1ReloadWithStrace + grep -P "set_mempolicy\(MPOL_PREFERRED, \[0x0*1\]" "$straceLog" + + echo "PID1 NUMAPolicy support - Local policy w/o mask" + writePID1NUMAPolicy "local" + pid1ReloadWithStrace + # Kernel requires that nodemask argument is set to NULL when setting default policy + # The unpatched versions of strace don't recognize the MPOL_LOCAL constant and + # return a numerical constant instead (with a comment): + # set_mempolicy(0x4 /* MPOL_??? */, NULL, 0) = 0 + # Let's cover this scenario as well + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" "$straceLog" + + echo "PID1 NUMAPolicy support - Local policy w/ mask" + writePID1NUMAPolicy "local" "0" + pid1ReloadWithStrace + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" "$straceLog" + + echo "Unit file NUMAPolicy support - Default policy w/o mask" + writeTestUnitNUMAPolicy "default" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "default" + pid1StopUnit "$testUnit" + grep "set_mempolicy(MPOL_DEFAULT, NULL" "$straceLog" + + echo "Unit file NUMAPolicy support - Default policy w/ mask" + writeTestUnitNUMAPolicy "default" "0" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "default" "0" + pid1StopUnit $testUnit + # Mask must be ignored + grep "set_mempolicy(MPOL_DEFAULT, NULL" "$straceLog" + + echo "Unit file NUMAPolicy support - Bind policy w/o mask" + writeTestUnitNUMAPolicy "bind" + pid1StartUnitWithJournal "$testUnit" + pid1StopUnit "$testUnit" + [[ $(systemctl show "$testUnit" -P ExecMainStatus) == "242" ]] + + echo "Unit file NUMAPolicy support - Bind policy w/ mask" + writeTestUnitNUMAPolicy "bind" "0" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "bind" "0" + pid1StopUnit "$testUnit" + grep -P "set_mempolicy\(MPOL_BIND, \[0x0*1\]" "$straceLog" + + echo "Unit file NUMAPolicy support - Interleave policy w/o mask" + writeTestUnitNUMAPolicy "interleave" + pid1StartUnitWithStrace "$testUnit" + pid1StopUnit "$testUnit" + [[ $(systemctl show "$testUnit" -P ExecMainStatus) == "242" ]] + + echo "Unit file NUMAPolicy support - Interleave policy w/ mask" + writeTestUnitNUMAPolicy "interleave" "0" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "interleave" "0" + pid1StopUnit "$testUnit" + grep -P "set_mempolicy\(MPOL_INTERLEAVE, \[0x0*1\]" "$straceLog" + + echo "Unit file NUMAPolicy support - Preferred policy w/o mask" + writeTestUnitNUMAPolicy "preferred" + pid1StartUnitWithJournal "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "preferred" + pid1StopUnit "$testUnit" + [[ $(systemctl show "$testUnit" -P ExecMainStatus) == "242" ]] && { echo >&2 "unexpected pass"; exit 1; } + + echo "Unit file NUMAPolicy support - Preferred policy w/ mask" + writeTestUnitNUMAPolicy "preferred" "0" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "preferred" "0" + pid1StopUnit "$testUnit" + grep -P "set_mempolicy\(MPOL_PREFERRED, \[0x0*1\]" "$straceLog" + + echo "Unit file NUMAPolicy support - Local policy w/o mask" + writeTestUnitNUMAPolicy "local" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "local" + pid1StopUnit "$testUnit" + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" "$straceLog" + + echo "Unit file NUMAPolicy support - Local policy w/ mask" + writeTestUnitNUMAPolicy "local" "0" + pid1StartUnitWithStrace "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "local" "0" + pid1StopUnit "$testUnit" + # Mask must be ignored + grep -E "set_mempolicy\((MPOL_LOCAL|0x4 [^,]*), NULL" "$straceLog" + + echo "Unit file CPUAffinity=NUMA support" + writeTestUnitNUMAPolicy "bind" "0" + echo "CPUAffinity=numa" >>"$testUnitNUMAConf" + systemctl daemon-reload + systemctl start "$testUnit" + systemctlCheckNUMAProperties "$testUnit" "bind" "0" + cpulist="$(cat /sys/devices/system/node/node0/cpulist)" + affinity_systemd="$(systemctl show --value -p CPUAffinity "$testUnit")" + [ "$cpulist" = "$affinity_systemd" ] + pid1StopUnit "$testUnit" + + echo "systemd-run NUMAPolicy support" + runUnit='numa-systemd-run-test.service' + + systemd-run -p NUMAPolicy=default --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "default" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=default -p NUMAMask=0 --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "default" "" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=bind -p NUMAMask=0 --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "bind" "0" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=interleave -p NUMAMask=0 --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "interleave" "0" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=preferred -p NUMAMask=0 --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "preferred" "0" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=local --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "local" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=local -p NUMAMask=0 --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "local" "" + pid1StopUnit "$runUnit" + + systemd-run -p NUMAPolicy=local -p NUMAMask=0 -p CPUAffinity=numa --unit "$runUnit" sleep 1000 + systemctlCheckNUMAProperties "$runUnit" "local" "" + systemctl cat "$runUnit" | grep -q 'CPUAffinity=numa' + pid1StopUnit "$runUnit" +fi + +# Cleanup +rm -rf "$confDir" +systemctl daemon-reload + +systemd-analyze log-level info + +echo OK >/testok + +exit 0 |