aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/tools/perf/tests/shell/daemon.sh
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/tests/shell/daemon.sh')
-rwxr-xr-xtools/perf/tests/shell/daemon.sh538
1 files changed, 538 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/daemon.sh b/tools/perf/tests/shell/daemon.sh
new file mode 100755
index 000000000000..e5fa8d6f9eb1
--- /dev/null
+++ b/tools/perf/tests/shell/daemon.sh
@@ -0,0 +1,538 @@
+#!/bin/bash
+# daemon operations
+# SPDX-License-Identifier: GPL-2.0
+
+check_line_first()
+{
+ local line=$1
+ local name=$2
+ local base=$3
+ local output=$4
+ local lock=$5
+ local up=$6
+
+ local line_name
+ line_name=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $2 }'`
+ local line_base
+ line_base=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $3 }'`
+ local line_output
+ line_output=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $4 }'`
+ local line_lock
+ line_lock=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $5 }'`
+ local line_up
+ line_up=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $6 }'`
+
+ if [ "${name}" != "${line_name}" ]; then
+ echo "FAILED: wrong name"
+ error=1
+ fi
+
+ if [ "${base}" != "${line_base}" ]; then
+ echo "FAILED: wrong base"
+ error=1
+ fi
+
+ if [ "${output}" != "${line_output}" ]; then
+ echo "FAILED: wrong output"
+ error=1
+ fi
+
+ if [ "${lock}" != "${line_lock}" ]; then
+ echo "FAILED: wrong lock"
+ error=1
+ fi
+
+ if [ "${up}" != "${line_up}" ]; then
+ echo "FAILED: wrong up"
+ error=1
+ fi
+}
+
+check_line_other()
+{
+ local line=$1
+ local name=$2
+ local run=$3
+ local base=$4
+ local output=$5
+ local control=$6
+ local ack=$7
+ local up=$8
+
+ local line_name
+ line_name=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $2 }'`
+ local line_run
+ line_run=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $3 }'`
+ local line_base
+ line_base=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $4 }'`
+ local line_output
+ line_output=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $5 }'`
+ local line_control
+ line_control=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $6 }'`
+ local line_ack
+ line_ack=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $7 }'`
+ local line_up
+ line_up=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $8 }'`
+
+ if [ "${name}" != "${line_name}" ]; then
+ echo "FAILED: wrong name"
+ error=1
+ fi
+
+ if [ "${run}" != "${line_run}" ]; then
+ echo "FAILED: wrong run"
+ error=1
+ fi
+
+ if [ "${base}" != "${line_base}" ]; then
+ echo "FAILED: wrong base"
+ error=1
+ fi
+
+ if [ "${output}" != "${line_output}" ]; then
+ echo "FAILED: wrong output"
+ error=1
+ fi
+
+ if [ "${control}" != "${line_control}" ]; then
+ echo "FAILED: wrong control"
+ error=1
+ fi
+
+ if [ "${ack}" != "${line_ack}" ]; then
+ echo "FAILED: wrong ack"
+ error=1
+ fi
+
+ if [ "${up}" != "${line_up}" ]; then
+ echo "FAILED: wrong up"
+ error=1
+ fi
+}
+
+daemon_exit()
+{
+ local config=$1
+
+ local line
+ line=`perf daemon --config ${config} -x: | head -1`
+ local pid
+ pid=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $1 }'`
+
+ # Reset trap handler.
+ trap - SIGINT SIGTERM
+
+ # stop daemon
+ perf daemon stop --config ${config}
+
+ # ... and wait for the pid to go away
+ tail --pid=${pid} -f /dev/null
+}
+
+daemon_start()
+{
+ local config=$1
+ local session=$2
+
+ perf daemon start --config ${config}
+
+ # Clean up daemon if interrupted.
+ trap 'echo "FAILED: Signal caught"; daemon_exit "${config}"; exit 1' SIGINT SIGTERM
+
+ # wait for the session to ping
+ local state="FAIL"
+ local retries=0
+ while [ "${state}" != "OK" ]; do
+ state=`perf daemon ping --config ${config} --session ${session} | awk '{ print $1 }'`
+ sleep 0.05
+ retries=$((${retries} +1))
+ if [ ${retries} -ge 600 ]; then
+ echo "FAILED: Timeout waiting for daemon to ping"
+ daemon_exit ${config}
+ exit 1
+ fi
+ done
+}
+
+test_list()
+{
+ echo "test daemon list"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+
+[session-time]
+run = -e task-clock -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} size
+
+ # check first line
+ # pid:daemon:base:base/output:base/lock
+ local line
+ line=`perf daemon --config ${config} -x: | head -1`
+ check_line_first ${line} daemon ${base} ${base}/output ${base}/lock "0"
+
+ # check 1st session
+ # pid:size:-e cpu-clock:base/size:base/size/output:base/size/control:base/size/ack:0
+ local line
+ line=`perf daemon --config ${config} -x: | head -2 | tail -1`
+ check_line_other "${line}" size "-e cpu-clock -m 1 sleep 10" ${base}/session-size \
+ ${base}/session-size/output ${base}/session-size/control \
+ ${base}/session-size/ack "0"
+
+ # check 2nd session
+ # pid:time:-e task-clock:base/time:base/time/output:base/time/control:base/time/ack:0
+ local line
+ line=`perf daemon --config ${config} -x: | head -3 | tail -1`
+ check_line_other "${line}" time "-e task-clock -m 1 sleep 10" ${base}/session-time \
+ ${base}/session-time/output ${base}/session-time/control \
+ ${base}/session-time/ack "0"
+
+ # stop daemon
+ daemon_exit ${config}
+
+ rm -rf ${base}
+ rm -f ${config}
+}
+
+test_reconfig()
+{
+ echo "test daemon reconfig"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ # prepare config
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+
+[session-time]
+run = -e task-clock -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} size
+
+ # check 2nd session
+ # pid:time:-e task-clock:base/time:base/time/output:base/time/control:base/time/ack:0
+ local line
+ line=`perf daemon --config ${config} -x: | head -3 | tail -1`
+ check_line_other "${line}" time "-e task-clock -m 1 sleep 10" ${base}/session-time \
+ ${base}/session-time/output ${base}/session-time/control ${base}/session-time/ack "0"
+ local pid
+ pid=`echo "${line}" | awk 'BEGIN { FS = ":" } ; { print $1 }'`
+
+ # prepare new config
+ local config_new=${config}.new
+ cat <<EOF > ${config_new}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+
+[session-time]
+run = -e cpu-clock -m 1 sleep 10
+EOF
+
+ # TEST 1 - change config
+
+ sed -i -e "s|BASE|${base}|" ${config_new}
+ cp ${config_new} ${config}
+
+ # wait for old session to finish
+ tail --pid=${pid} -f /dev/null
+
+ # wait for new one to start
+ local state="FAIL"
+ while [ "${state}" != "OK" ]; do
+ state=`perf daemon ping --config ${config} --session time | awk '{ print $1 }'`
+ done
+
+ # check reconfigured 2nd session
+ # pid:time:-e task-clock:base/time:base/time/output:base/time/control:base/time/ack:0
+ local line
+ line=`perf daemon --config ${config} -x: | head -3 | tail -1`
+ check_line_other "${line}" time "-e cpu-clock -m 1 sleep 10" ${base}/session-time \
+ ${base}/session-time/output ${base}/session-time/control ${base}/session-time/ack "0"
+
+ # TEST 2 - empty config
+
+ local config_empty=${config}.empty
+ cat <<EOF > ${config_empty}
+[daemon]
+base=BASE
+EOF
+
+ # change config
+ sed -i -e "s|BASE|${base}|" ${config_empty}
+ cp ${config_empty} ${config}
+
+ # wait for sessions to finish
+ local state="OK"
+ while [ "${state}" != "FAIL" ]; do
+ state=`perf daemon ping --config ${config} --session time | awk '{ print $1 }'`
+ done
+
+ local state="OK"
+ while [ "${state}" != "FAIL" ]; do
+ state=`perf daemon ping --config ${config} --session size | awk '{ print $1 }'`
+ done
+
+ local one
+ one=`perf daemon --config ${config} -x: | wc -l`
+
+ if [ ${one} -ne "1" ]; then
+ echo "FAILED: wrong list output"
+ error=1
+ fi
+
+ # TEST 3 - config again
+
+ cp ${config_new} ${config}
+
+ # wait for size to start
+ local state="FAIL"
+ while [ "${state}" != "OK" ]; do
+ state=`perf daemon ping --config ${config} --session size | awk '{ print $1 }'`
+ done
+
+ # wait for time to start
+ local state="FAIL"
+ while [ "${state}" != "OK" ]; do
+ state=`perf daemon ping --config ${config} --session time | awk '{ print $1 }'`
+ done
+
+ # stop daemon
+ daemon_exit ${config}
+
+ rm -rf ${base}
+ rm -f ${config}
+ rm -f ${config_new}
+ rm -f ${config_empty}
+}
+
+test_stop()
+{
+ echo "test daemon stop"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ # prepare config
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+
+[session-time]
+run = -e task-clock -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} size
+
+ local pid_size
+ pid_size=`perf daemon --config ${config} -x: | head -2 | tail -1 |
+ awk 'BEGIN { FS = ":" } ; { print $1 }'`
+ local pid_time
+ pid_time=`perf daemon --config ${config} -x: | head -3 | tail -1 |
+ awk 'BEGIN { FS = ":" } ; { print $1 }'`
+
+ # check that sessions are running
+ if [ ! -d "/proc/${pid_size}" ]; then
+ echo "FAILED: session size not up"
+ fi
+
+ if [ ! -d "/proc/${pid_time}" ]; then
+ echo "FAILED: session time not up"
+ fi
+
+ # stop daemon
+ daemon_exit ${config}
+
+ # check that sessions are gone
+ if [ -d "/proc/${pid_size}" ]; then
+ echo "FAILED: session size still up"
+ fi
+
+ if [ -d "/proc/${pid_time}" ]; then
+ echo "FAILED: session time still up"
+ fi
+
+ rm -rf ${base}
+ rm -f ${config}
+}
+
+test_signal()
+{
+ echo "test daemon signal"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ # prepare config
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-test]
+run = -e cpu-clock --switch-output -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} test
+
+ # send 2 signals then exit. Do this in a loop watching the number of
+ # files to avoid races. If the loop retries more than 600 times then
+ # give up.
+ local retries=0
+ local signals=0
+ local success=0
+ while [ ${retries} -lt 600 ] && [ ${success} -eq 0 ]; do
+ local files
+ files=`ls ${base}/session-test/*perf.data* 2> /dev/null | wc -l`
+ if [ ${signals} -eq 0 ]; then
+ perf daemon signal --config ${config} --session test
+ signals=1
+ elif [ ${signals} -eq 1 ] && [ $files -ge 1 ]; then
+ perf daemon signal --config ${config}
+ signals=2
+ elif [ ${signals} -eq 2 ] && [ $files -ge 2 ]; then
+ daemon_exit ${config}
+ signals=3
+ elif [ ${signals} -eq 3 ] && [ $files -ge 3 ]; then
+ success=1
+ fi
+ retries=$((${retries} +1))
+ done
+ if [ ${success} -eq 0 ]; then
+ error=1
+ echo "FAILED: perf data no generated"
+ fi
+
+ rm -rf ${base}
+ rm -f ${config}
+}
+
+test_ping()
+{
+ echo "test daemon ping"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ # prepare config
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+
+[session-time]
+run = -e task-clock -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} size
+
+ size=`perf daemon ping --config ${config} --session size | awk '{ print $1 }'`
+ type=`perf daemon ping --config ${config} --session time | awk '{ print $1 }'`
+
+ if [ ${size} != "OK" ] || [ ${type} != "OK" ]; then
+ error=1
+ echo "FAILED: daemon ping failed"
+ fi
+
+ # stop daemon
+ daemon_exit ${config}
+
+ rm -rf ${base}
+ rm -f ${config}
+}
+
+test_lock()
+{
+ echo "test daemon lock"
+
+ local config
+ config=$(mktemp /tmp/perf.daemon.config.XXX)
+ local base
+ base=$(mktemp -d /tmp/perf.daemon.base.XXX)
+
+ # prepare config
+ cat <<EOF > ${config}
+[daemon]
+base=BASE
+
+[session-size]
+run = -e cpu-clock -m 1 sleep 10
+EOF
+
+ sed -i -e "s|BASE|${base}|" ${config}
+
+ # start daemon
+ daemon_start ${config} size
+
+ # start second daemon over the same config/base
+ failed=`perf daemon start --config ${config} 2>&1 | awk '{ print $1 }'`
+
+ # check that we failed properly
+ if [ ${failed} != "failed:" ]; then
+ error=1
+ echo "FAILED: daemon lock failed"
+ fi
+
+ # stop daemon
+ daemon_exit ${config}
+
+ rm -rf ${base}
+ rm -f ${config}
+}
+
+error=0
+
+test_list
+test_reconfig
+test_stop
+test_signal
+test_ping
+test_lock
+
+exit ${error}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.