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Diffstat (limited to 'plugins.d/tc-qos-helper.sh')
| -rwxr-xr-x | plugins.d/tc-qos-helper.sh | 303 |
1 files changed, 0 insertions, 303 deletions
diff --git a/plugins.d/tc-qos-helper.sh b/plugins.d/tc-qos-helper.sh deleted file mode 100755 index 9153f22e2..000000000 --- a/plugins.d/tc-qos-helper.sh +++ /dev/null @@ -1,303 +0,0 @@ -#!/usr/bin/env bash - -# netdata -# real-time performance and health monitoring, done right! -# (C) 2017 Costa Tsaousis <costa@tsaousis.gr> -# GPL v3+ -# -# This script is a helper to allow netdata collect tc data. -# tc output parsing has been implemented in C, inside netdata -# This script allows setting names to dimensions. - -export PATH="${PATH}:/sbin:/usr/sbin:/usr/local/sbin" -export LC_ALL=C - - -# ----------------------------------------------------------------------------- -# find /var/run/fireqos - -# the default -fireqos_run_dir="/var/run/fireqos" - -function realdir { - local r="$1" - local t=$(readlink "$r") - - while [ "$t" ] - do - r=$(cd $(dirname "$r") && cd $(dirname "$t") && pwd -P)/$(basename "$t") - t=$(readlink "$r") - done - - dirname "$r" -} - -if [ ! -d "${fireqos_run_dir}" ] - then - - # the fireqos executable - we will use it to find its config - fireqos="$(which fireqos 2>/dev/null || command -v fireqos 2>/dev/null)" - - if [ ! -z "${fireqos}" ] - then - - fireqos_exec_dir="$(realdir ${fireqos})" - - if [ ! -z "${fireqos_exec_dir}" -a "${fireqos_exec_dir}" != "." -a -f "${fireqos_exec_dir}/install.config" ] - then - - LOCALSTATEDIR= - source "${fireqos_exec_dir}/install.config" - - if [ -d "${LOCALSTATEDIR}/run/fireqos" ] - then - fireqos_run_dir="${LOCALSTATEDIR}/run/fireqos" - fi - fi - fi -fi - -# ----------------------------------------------------------------------------- -# logging functions - -PROGRAM_FILE="$0" -PROGRAM_NAME="$(basename $0)" -PROGRAM_NAME="${PROGRAM_NAME/.plugin}" - -logdate() { - date "+%Y-%m-%d %H:%M:%S" -} - -log() { - local status="${1}" - shift - - echo >&2 "$(logdate): ${PROGRAM_NAME}: ${status}: ${*}" - -} - -warning() { - log WARNING "${@}" -} - -error() { - log ERROR "${@}" -} - -info() { - log INFO "${@}" -} - -fatal() { - log FATAL "${@}" - exit 1 -} - -debug=0 -debug() { - [ $debug -eq 1 ] && log DEBUG "${@}" -} - - -# ----------------------------------------------------------------------------- - -[ -z "${NETDATA_PLUGINS_DIR}" ] && NETDATA_PLUGINS_DIR="$(dirname "${0}")" -[ -z "${NETDATA_CONFIG_DIR}" ] && NETDATA_CONFIG_DIR="$(dirname "${0}")/../../../../etc/netdata" - -plugins_dir="${NETDATA_PLUGINS_DIR}" -config_dir="${NETDATA_CONFIG_DIR}" -tc="$(which tc 2>/dev/null || command -v tc 2>/dev/null)" - - -# ----------------------------------------------------------------------------- -# user configuration - -# time in seconds to refresh QoS class/qdisc names -qos_get_class_names_every=120 - -# time in seconds to exit - netdata will restart the script -qos_exit_every=3600 - -# what to use? classes or qdiscs? -tc_show="qdisc" # can also be "class" - - -# ----------------------------------------------------------------------------- -# check if we have a valid number for interval - -t=${1} -update_every=$((t)) -[ $((update_every)) -lt 1 ] && update_every=${NETDATA_UPDATE_EVERY} -[ $((update_every)) -lt 1 ] && update_every=1 - - -# ----------------------------------------------------------------------------- -# allow the user to override our defaults - -if [ -f "${config_dir}/tc-qos-helper.conf" ] - then - source "${config_dir}/tc-qos-helper.conf" -fi - -case "${tc_show}" in - qdisc|class) - ;; - - *) - error "tc_show variable can be either 'qdisc' or 'class' but is set to '${tc_show}'. Assuming it is 'qdisc'." - tc_show="qdisc" - ;; -esac - - -# ----------------------------------------------------------------------------- -# default sleep function - -LOOPSLEEPMS_LASTWORK=0 -loopsleepms() { - sleep $1 -} - -# if found and included, this file overwrites loopsleepms() -# with a high resolution timer function for precise looping. -. "${plugins_dir}/loopsleepms.sh.inc" - - -# ----------------------------------------------------------------------------- -# final checks we can run - -if [ -z "${tc}" -o ! -x "${tc}" ] - then - fatal "cannot find command 'tc' in this system." -fi - -tc_devices= -fix_names= - -# ----------------------------------------------------------------------------- - -setclassname() { - if [ "${tc_show}" = "qdisc" ] - then - echo "SETCLASSNAME $4 $2" - else - echo "SETCLASSNAME $3 $2" - fi -} - -show_tc_cls() { - [ "${tc_show}" = "qdisc" ] && return 1 - - local x="${1}" - - if [ -f /etc/iproute2/tc_cls ] - then - local classid name rest - while read classid name rest - do - [ -z "${classid}" -o -z "${name}" -o "${classid}" = "#" -o "${name}" = "#" -o "${classid:0:1}" = "#" -o "${name:0:1}" = "#" ] && continue - setclassname "" "${name}" "${classid}" - done </etc/iproute2/tc_cls - return 0 - fi - return 1 -} - -show_fireqos_names() { - local x="${1}" name n interface_dev interface_classes interface_classes_monitor - - if [ -f "${fireqos_run_dir}/ifaces/${x}" ] - then - name="$(<"${fireqos_run_dir}/ifaces/${x}")" - echo "SETDEVICENAME ${name}" - - interface_dev= - interface_classes= - interface_classes_monitor= - source "${fireqos_run_dir}/${name}.conf" - for n in ${interface_classes_monitor} - do - setclassname ${n//|/ } - done - [ ! -z "${interface_dev}" ] && echo "SETDEVICEGROUP ${interface_dev}" - - return 0 - fi - - return 1 -} - -show_tc() { - local x="${1}" - - echo "BEGIN ${x}" - - # netdata can parse the output of tc - ${tc} -s ${tc_show} show dev ${x} - - # check FireQOS names for classes - if [ ! -z "${fix_names}" ] - then - show_fireqos_names "${x}" || show_tc_cls "${x}" - fi - - echo "END ${x}" -} - -find_tc_devices() { - local count=0 devs= dev rest l - - # find all the devices in the system - # without forking - while IFS=":| " read dev rest - do - count=$((count + 1)) - [ ${count} -le 2 ] && continue - devs="${devs} ${dev}" - done </proc/net/dev - - # from all the devices find the ones - # that have QoS defined - # unfortunately, one fork per device cannot be avoided - tc_devices= - for dev in ${devs} - do - l="$(${tc} class show dev ${dev} 2>/dev/null)" - [ ! -z "${l}" ] && tc_devices="${tc_devices} ${dev}" - done -} - -# update devices and class names -# once every 2 minutes -names_every=$((qos_get_class_names_every / update_every)) - -# exit this script every hour -# it will be restarted automatically -exit_after=$((qos_exit_every / update_every)) - -c=0 -gc=0 -while [ 1 ] -do - fix_names= - c=$((c + 1)) - gc=$((gc + 1)) - - if [ ${c} -le 1 -o ${c} -ge ${names_every} ] - then - c=1 - fix_names="YES" - find_tc_devices - fi - - for d in ${tc_devices} - do - show_tc ${d} - done - - echo "WORKTIME ${LOOPSLEEPMS_LASTWORK}" - - loopsleepms ${update_every} - - [ ${gc} -gt ${exit_after} ] && exit 0 -done |