Jonathan Hodgson
6 years ago
parent
5effc743b7
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9bba0b14c6
10 changed files with 288 additions and 18 deletions
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#!/bin/bash |
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# Copyright (C) 2012 Stefan Breunig <stefan+measure-net-speed@mathphys.fsk.uni-heidelberg.de> |
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# Copyright (C) 2014 kaueraal |
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# Copyright (C) 2015 Thiago Perrotta <perrotta dot thiago at poli dot ufrj dot br> |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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# Get custom IN and OUT labels if provided by command line arguments |
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while [[ $# -gt 1 ]]; do |
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key="$1" |
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case "$key" in |
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-i|--inlabel) |
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INLABEL="$2" |
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shift;; |
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-o|--outlabel) |
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OUTLABEL="$2" |
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shift;; |
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esac |
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shift |
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done |
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[[ -z $INLABEL ]] && INLABEL="IN " |
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[[ -z $OUTLABEL ]] && OUTLABEL="OUT " |
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# Use the provided interface, otherwise the device used for the default route. |
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if [[ -z $INTERFACE ]] && [[ -n $BLOCK_INSTANCE ]]; then |
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INTERFACE=$BLOCK_INSTANCE |
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elif [[ -z $INTERFACE ]]; then |
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INTERFACE=$(ip route | awk '/^default/ { print $5 ; exit }') |
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fi |
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# Issue #36 compliant. |
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if ! [ -e "/sys/class/net/${INTERFACE}/operstate" ] || ! [ "`cat /sys/class/net/${INTERFACE}/operstate`" = "up" ] |
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then |
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echo "$INTERFACE down" |
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echo "$INTERFACE down" |
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echo "#FF0000" |
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exit 0 |
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fi |
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# path to store the old results in |
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path="/dev/shm/$(basename $0)-${INTERFACE}" |
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# grabbing data for each adapter. |
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read rx < "/sys/class/net/${INTERFACE}/statistics/rx_bytes" |
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read tx < "/sys/class/net/${INTERFACE}/statistics/tx_bytes" |
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# get time |
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time=$(date +%s) |
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# write current data if file does not exist. Do not exit, this will cause |
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# problems if this file is sourced instead of executed as another process. |
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if ! [[ -f "${path}" ]]; then |
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echo "${time} ${rx} ${tx}" > "${path}" |
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chmod 0666 "${path}" |
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fi |
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# read previous state and update data storage |
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read old < "${path}" |
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echo "${time} ${rx} ${tx}" > "${path}" |
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# parse old data and calc time passed |
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old=(${old//;/ }) |
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time_diff=$(( $time - ${old[0]} )) |
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# sanity check: has a positive amount of time passed |
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[[ "${time_diff}" -gt 0 ]] || exit |
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# calc bytes transferred, and their rate in byte/s |
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rx_diff=$(( $rx - ${old[1]} )) |
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tx_diff=$(( $tx - ${old[2]} )) |
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rx_rate=$(( $rx_diff / $time_diff )) |
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tx_rate=$(( $tx_diff / $time_diff )) |
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# shift by 10 bytes to get KiB/s. If the value is larger than |
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# 1024^2 = 1048576, then display MiB/s instead |
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# incoming |
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echo -n "$INLABEL" |
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rx_kib=$(( $rx_rate >> 10 )) |
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if hash bc 2>/dev/null && [[ "$rx_rate" -gt 1048576 ]]; then |
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printf '%sM' "`echo "scale=1; $rx_kib / 1024" | bc`" |
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else |
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echo -n "${rx_kib}K" |
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fi |
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echo -n " " |
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# outgoing |
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echo -n "$OUTLABEL" |
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tx_kib=$(( $tx_rate >> 10 )) |
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if hash bc 2>/dev/null && [[ "$tx_rate" -gt 1048576 ]]; then |
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printf '%sM' "`echo "scale=1; $tx_kib / 1024" | bc`" |
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else |
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echo -n "${tx_kib}K" |
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fi |
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@ -0,0 +1,60 @@ |
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#!/usr/bin/perl |
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# |
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# Copyright 2014 Pierre Mavro <deimos@deimos.fr> |
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# Copyright 2014 Vivien Didelot <vivien@didelot.org> |
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# Copyright 2014 Andreas Guldstrand <andreas.guldstrand@gmail.com> |
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# |
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# Licensed under the terms of the GNU GPL v3, or any later version. |
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use strict; |
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use warnings; |
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use utf8; |
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use Getopt::Long; |
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# default values |
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my $t_warn = $ENV{T_WARN} || 50; |
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my $t_crit = $ENV{T_CRIT} || 80; |
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my $cpu_usage = -1; |
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my $decimals = $ENV{DECIMALS} || 2; |
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my $label = $ENV{label} || ""; |
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sub help { |
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print "Usage: cpu_usage [-w <warning>] [-c <critical>] [-d <decimals>]\n"; |
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print "-w <percent>: warning threshold to become yellow\n"; |
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print "-c <percent>: critical threshold to become red\n"; |
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print "-d <decimals>: Use <decimals> decimals for percentage (default is $decimals) \n"; |
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exit 0; |
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} |
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GetOptions("help|h" => \&help, |
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"w=i" => \$t_warn, |
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"c=i" => \$t_crit, |
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"d=i" => \$decimals, |
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); |
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# Get CPU usage |
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$ENV{LC_ALL}="en_US"; # if mpstat is not run under en_US locale, things may break, so make sure it is |
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open (MPSTAT, 'mpstat 1 1 |') or die; |
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while (<MPSTAT>) { |
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if (/^.*\s+(\d+\.\d+)[\s\x00]?$/) { |
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$cpu_usage = 100 - $1; # 100% - %idle |
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last; |
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} |
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} |
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close(MPSTAT); |
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$cpu_usage eq -1 and die 'Can\'t find CPU information'; |
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# Print short_text, full_text |
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printf "${label} %.${decimals}f%%\n", $cpu_usage; |
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printf "${label} %.${decimals}f%%\n", $cpu_usage; |
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# Print color, if needed |
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if ($cpu_usage >= $t_crit) { |
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print "#FF0000\n"; |
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exit 33; |
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} elsif ($cpu_usage >= $t_warn) { |
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print "#FFFC00\n"; |
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} |
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exit 0; |
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@ -0,0 +1,83 @@ |
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#!/bin/bash |
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# Copyright (C) 2014 Julien Bonjean <julien@bonjean.info> |
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# Copyright (C) 2014 Alexander Keller <github@nycroth.com> |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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#------------------------------------------------------------------------ |
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# The second parameter overrides the mixer selection |
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# For PulseAudio users, eventually use "pulse" |
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# For Jack/Jack2 users, use "jackplug" |
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# For ALSA users, you may use "default" for your primary card |
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# or you may use hw:# where # is the number of the card desired |
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if [[ -z "$MIXER" ]] ; then |
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MIXER="default" |
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if command -v pulseaudio >/dev/null 2>&1 && pulseaudio --check ; then |
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# pulseaudio is running, but not all installations use "pulse" |
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if amixer -D pulse info >/dev/null 2>&1 ; then |
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MIXER="pulse" |
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fi |
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fi |
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[ -n "$(lsmod | grep jack)" ] && MIXER="jackplug" |
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MIXER="${2:-$MIXER}" |
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fi |
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# The instance option sets the control to report and configure |
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# This defaults to the first control of your selected mixer |
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# For a list of the available, use `amixer -D $Your_Mixer scontrols` |
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if [[ -z "$SCONTROL" ]] ; then |
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SCONTROL="${BLOCK_INSTANCE:-$(amixer -D $MIXER scontrols | |
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sed -n "s/Simple mixer control '\([^']*\)',0/\1/p" | |
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head -n1 |
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)}" |
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fi |
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# The first parameter sets the step to change the volume by (and units to display) |
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# This may be in in % or dB (eg. 5% or 3dB) |
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if [[ -z "$STEP" ]] ; then |
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STEP="${1:-5%}" |
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fi |
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#------------------------------------------------------------------------ |
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capability() { # Return "Capture" if the device is a capture device |
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amixer -D $MIXER get $SCONTROL | |
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sed -n "s/ Capabilities:.*cvolume.*/Capture/p" |
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} |
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volume() { |
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amixer -D $MIXER get $SCONTROL $(capability) |
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} |
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format() { |
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perl_filter='if (/.*\[(\d+%)\] (\[(-?\d+.\d+dB)\] )?\[(on|off)\]/)' |
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perl_filter+='{CORE::say $4 eq "off" ? "MUTE" : "' |
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# If dB was selected, print that instead |
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perl_filter+=$([[ $STEP = *dB ]] && echo "$label "'$3' || echo "$label "'$1') |
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perl_filter+='"; exit}' |
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perl -ne "$perl_filter" |
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#tmp=$(perl -ne "$perl_filter") |
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#echo "$label $tmp" |
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} |
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#------------------------------------------------------------------------ |
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case $BLOCK_BUTTON in |
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3) amixer -q -D $MIXER sset $SCONTROL $(capability) toggle ;; # right click, mute/unmute |
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4) amixer -q -D $MIXER sset $SCONTROL $(capability) ${STEP}+ unmute ;; # scroll up, increase |
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5) amixer -q -D $MIXER sset $SCONTROL $(capability) ${STEP}- unmute ;; # scroll down, decrease |
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esac |
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volume | format |
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