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|
#!/bin/sh
#
_ARG_CFG="${1}"
_ARG_DIR="${2:-${1}}"
_LOG_DIR="_logs"
_HTTPD_PIDFILE="${_LOG_DIR}/thttpd.pid"
_USAGE_MSG="usage: $(basename "${0}") cfg [dir]"
sh_exit ()
{
test -z "${2}" && {
echo
echo "Script killed!"
}
test -n "${1}" && {
echo
echo "${1}"
echo
}
exit ${2:-64}
}
httpd_run ()
{
test -e "${_HTTPD_PIDFILE}" && return
thttpd -p 8000 -d . -nos -nov -l /dev/null -i "${_HTTPD_PIDFILE}"
}
httpd_stop ()
{
test -e "${_HTTPD_PIDFILE}" || return
kill -TERM "$(cat ${_HTTPD_PIDFILE})"
rm "${_HTTPD_PIDFILE}"
}
haproxy_run ()
{
_arg_ratio="${1}"
_var_sed_ot=
_var_sed_haproxy=
if test "${_arg_ratio}" = "disabled"; then
_var_sed_ot="s/no \(option disabled\)/\1/"
elif test "${_arg_ratio}" = "off"; then
_var_sed_haproxy="s/^\(.* filter opentracing .*\)/#\1/g; s/^\(.* ot-group .*\)/#\1/g"
else
_var_sed_ot="s/\(rate-limit\) 100.0/\1 ${_arg_ratio}/"
fi
sed "${_var_sed_haproxy}" "${_ARG_DIR}/haproxy.cfg.in" > "${_ARG_DIR}/haproxy.cfg"
sed "${_var_sed_ot}" "${_ARG_DIR}/ot.cfg.in" > "${_ARG_DIR}/ot.cfg"
if test "${_ARG_DIR}" = "fe"; then
if test "${_arg_ratio}" = "disabled" -o "${_arg_ratio}" = "off"; then
sed "${_var_sed_haproxy}" "be/haproxy.cfg.in" > "be/haproxy.cfg"
sed "${_var_sed_ot}" "be/ot.cfg.in" > "be/ot.cfg"
fi
fi
./run-${_ARG_CFG}.sh &
sleep 5
}
wrk_run ()
{
_arg_ratio="${1}"
echo "--- rate-limit ${_arg_ratio} --------------------------------------------------"
wrk -c8 -d300 -t8 --latency http://localhost:10080/index.html
echo "----------------------------------------------------------------------"
echo
sleep 10
}
command -v thttpd >/dev/null 2>&1 || sh_exit "thttpd: command not found" 5
command -v wrk >/dev/null 2>&1 || sh_exit "wrk: command not found" 6
mkdir -p "${_LOG_DIR}" || sh_exit "${_LOG_DIR}: Cannot create log directory" 1
if test "${_ARG_CFG}" = "all"; then
"${0}" fe-be fe > "${_LOG_DIR}/README-speed-fe-be"
"${0}" sa sa > "${_LOG_DIR}/README-speed-sa"
"${0}" cmp cmp > "${_LOG_DIR}/README-speed-cmp"
"${0}" ctx ctx > "${_LOG_DIR}/README-speed-ctx"
exit 0
fi
test -z "${_ARG_CFG}" -o -z "${_ARG_DIR}" && sh_exit "${_USAGE_MSG}" 4
test -f "run-${_ARG_CFG}.sh" || sh_exit "run-${_ARG_CFG}.sh: No such configuration script" 2
test -d "${_ARG_DIR}" || sh_exit "${_ARG_DIR}: No such directory" 3
test -e "${_ARG_DIR}/haproxy.cfg.in" || cp -af "${_ARG_DIR}/haproxy.cfg" "${_ARG_DIR}/haproxy.cfg.in"
test -e "${_ARG_DIR}/ot.cfg.in" || cp -af "${_ARG_DIR}/ot.cfg" "${_ARG_DIR}/ot.cfg.in"
if test "${_ARG_DIR}" = "fe"; then
test -e "be/haproxy.cfg.in" || cp -af "be/haproxy.cfg" "be/haproxy.cfg.in"
test -e "be/ot.cfg.in" || cp -af "be/ot.cfg" "be/ot.cfg.in"
fi
httpd_run
for _var_ratio in 100.0 50.0 10.0 2.5 0.0 disabled off; do
haproxy_run "${_var_ratio}"
wrk_run "${_var_ratio}"
pkill --signal SIGUSR1 haproxy
wait
done
httpd_stop
|
