001/*
002 * Copyright (C) Photon Vision.
003 *
004 * This program is free software: you can redistribute it and/or modify
005 * it under the terms of the GNU General Public License as published by
006 * the Free Software Foundation, either version 3 of the License, or
007 * (at your option) any later version.
008 *
009 * This program is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012 * GNU General Public License for more details.
013 *
014 * You should have received a copy of the GNU General Public License
015 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
016 */
017
018package org.photonvision.common.hardware.metrics.cmds;
019
020import org.photonvision.common.configuration.HardwareConfig;
021
022public class LinuxCmds extends CmdBase {
023    public void initCmds(HardwareConfig config) {
024        // CPU
025        cpuMemoryCommand = "free -m | awk 'FNR == 2 {print $2}'";
026
027        // TODO: boards have lots of thermal devices. Hard to pick the CPU
028
029        cpuUtilizationCommand =
030                "top -bn1 | grep \"Cpu(s)\" | sed \"s/.*, *\\([0-9.]*\\)%* id.*/\\1/\" | awk '{print 100 - $1}'";
031
032        cpuUptimeCommand = "uptime -p | cut -c 4-";
033
034        // RAM
035        ramUsageCommand = "free -m | awk 'FNR == 2 {print $3}'";
036
037        // Disk
038        diskUsageCommand = "df ./ --output=pcent | tail -n +2";
039    }
040}