logsubmit.js

var execSync = require('child_process').execSync;
var exec = require('child_process').exec;
var fs = require('fs');

var commandArray = [
	"cat /proc/version",
	"cat /etc/os-release",
    "ifconfig",
    "iwconfig",
	"aplay -l",
    "ps -ef",
    "sudo journalctl -p 7"
];

var logFile = "/tmp/logondemand";

// Let's start fresh!
execSync("date >" + logFile);

var args = process.argv.slice(2);
var description;
if ( args[0] == undefined ) {
    description = 'Unknown';
} else {
    description = '';
    // This will always yield a string that starts and ends with single quotes.
    var pieces = args[0].split("'");
    var n = pieces.length;
    for (var i=0; i<n; i++) {
        description = description + "'" + pieces[i] + "'";
        if (i < (n-1)) description = description + "\\'";
    }
}

try {
    //If description is supplied, add it
    execSync("echo " + description + " >>" + logFile);
} catch (e) {
    console.log(e);
}

execSync("cat /tmp/logfields >> " + logFile);

for (var itemN in commandArray) {
    var item = commandArray[itemN];
    var itemWithoutput = item + " >>" + logFile + " 2>&1"
    execSync(itemWithoutput);
}

// remove sensitive information
commandArray = [
    "sed -i -r -e 's/([Pp]assword:  *)([^ ]*)(.*)$/\\1<elided> \\3/'",
    "sed -i -r -e 's/([Ss]potify  *.*token is )(.*)$/\\1<elided>/'",
    "sed -i -r -e 's/(--[Pp]assword[ ][ ]*)([^ ]*)/\\1<elided>/'",
    "sed -i -r -e 's/(wlan[0-9]: WPS: UUID [^:]*: ).*$/\\1<elided>/'",
    "sed -i -r -e 's/(mount .*username=)([^,]*,)(.*)$/\\1<elided>,\\3/'",
    "sed -i -r -e 's/(mount .*password=)([^,]*,)(.*)$/\\1<elided>,\\3/'"
];
for (var itemN in commandArray) {
	var item = commandArray[itemN];
	var cmd  = item + " " + logFile;
	try {
		execSync(cmd);
	} catch(e) {
		console.log(e);
	}
}

var variant = getSystemVersion();

// Use single quotes to avoid the shell expanding any characters in the form data
// description is a special case, see above
var command = "/usr/bin/curl -X POST -H 'Content-Type: multipart/form-data'"
            + " -F 'logFile=@" + logFile + "'"
            + " -F desc=" + description
            + " -F 'variant=" + variant + "'"
            + " 'http://logs.volumio.org:7171/logs/v1'";

exec(command , {uid: 1000, gid: 1000, encoding: 'utf8'}, function (error, stdout, stderr) {
    if (error !== null) {
        console.log('Cannot send bug report: ' + error);
    } else {
        console.log(stdout)
    }
    execSync("rm " + logFile);
    execSync("rm /tmp/logfields");
});


function randomIntInc (low, high) {
    return Math.floor(Math.random() * (high - low + 1) + low);
}

function getSystemVersion () {
    var self = this;
    var file = fs.readFileSync('/etc/os-release').toString().split('\n');

    var nLines = file.length;
    var str;
    for (var l = 0; l < nLines; l++) {

        if (file[l].match(/VOLUMIO_VARIANT/i)) {
            str = file[l].split('=');
            var variant = str[1].replace(/\"/gi, "");
            return variant;
        }
    }
};