--- /dev/null
+#!/bin/bash
+set -ex
+set -o pipefail
+
+at_exit() {
+ if [ $? -ne 0 ]; then
+ # We're exiting with a non-zero EC, let's dump test artifacts
+ # for easier debugging
+ [ -f "$straceLog" ] && cat "$straceLog"
+ [ -f "$journalLog" ] && cat "$journalLog"
+ fi
+}
+
+trap at_exit EXIT
+
+systemd-analyze log-level debug
+systemd-analyze log-target journal
+
+# Log files
+straceLog='strace.log'
+journalLog='journal.log'
+
+# Systemd config files
+testUnit='numa-test.service'
+testUnitFile="/etc/systemd/system/$testUnit"
+testUnitNUMAConf="$testUnitFile.d/numa.conf"
+
+# Sleep constants (we should probably figure out something better but nothing comes to mind)
+journalSleep=5
+sleepAfterStart=1
+
+startStrace() {
+ coproc strace -qq -p 1 -o $straceLog -e set_mempolicy -s 1024 $1
+}
+
+stopStrace() {
+ kill -s TERM $COPROC_PID
+}
+
+startJournalctl() {
+ coproc journalctl -u init.scope -f > $journalLog
+}
+
+stopJournalctl() {
+ # Wait a few seconds until the messages get properly queued...
+ sleep $journalSleep
+ # ...and then force journald to write them to the backing storage
+ # Also, 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
+ kill -s TERM $COPROC_PID
+}
+
+checkNUMA() {
+ # NUMA enabled system should have at least NUMA node0
+ test -e /sys/devices/system/node/node0
+}
+
+writePID1NUMAPolicy() {
+ echo [Manager] > $confDir/numa.conf
+ echo NUMAPolicy=$1 >> $confDir/numa.conf
+ echo NUMAMask=$2>> $confDir/numa.conf
+}
+
+writeTestUnit() {
+ echo [Service] > $testUnitFile
+ echo ExecStart=/bin/sleep 3600 >> $testUnitFile
+ mkdir -p $testUnitFile.d/
+}
+
+writeTestUnitNUMAPolicy() {
+ echo [Service] > $testUnitNUMAConf
+ echo NUMAPolicy=$1 >> $testUnitNUMAConf
+ echo NUMAMask=$2>> $testUnitNUMAConf
+ systemctl daemon-reload
+}
+
+pid1ReloadWithStrace() {
+ startStrace
+ systemctl daemon-reload
+ 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 $1
+}
+
+systemctlCheckNUMAProperties() {
+ local LOGFILE="$(mktemp)"
+ systemctl show -p NUMAPolicy $1 > "$LOGFILE"
+ grep "NUMAPolicy=$2" "$LOGFILE"
+
+ > "$LOGFILE"
+
+ if [ -n $3 ]; then
+ systemctl show -p NUMAMask $1 > "$LOGFILE"
+ grep "NUMAMask=$3" "$LOGFILE"
+ fi
+}
+
+checkNUMA
+writeTestUnit
+
+# Create systemd config drop-in directory
+confDir="/etc/systemd/system.conf.d/"
+mkdir -p "$confDir"
+
+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: 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: 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: Invalid argument" $journalLog
+
+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
+grep "set_mempolicy(MPOL_LOCAL, NULL" $straceLog
+
+echo "PID1 NUMAPolicy support - Local policy w/ mask"
+writePID1NUMAPolicy "local" "0"
+pid1ReloadWithStrace
+grep "set_mempolicy(MPOL_LOCAL, 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
+# Maks 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
+grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog
+
+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
+grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog
+
+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
+! grep "numa-test.service: Main process exited, code=exited, status=242/NUMA" $journalLog
+
+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 "set_mempolicy(MPOL_LOCAL, NULL" $straceLog
+
+echo "Unit file NUMAPolicy support - Local policy w/ mask"
+writeTestUnitNUMAPolicy "local" "0"
+pid1StartUnitWithStrace $testUnit
+systemctlCheckNUMAProperties $testUnit "local" "0"
+pid1StopUnit $testUnit
+# Maks must be ignored
+grep "set_mempolicy(MPOL_LOCAL, NULL" $straceLog
+
+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
+
+# Cleanup
+rm -rf $testDir
+rm -rf $confDir
+systemctl daemon-reload
+
+systemd-analyze log-level info
+
+echo OK > /testok
+
+exit 0