Shinobi/libs/health.js

86 lines
3.3 KiB
JavaScript

var exec = require('child_process').exec;
var spawn = require('child_process').spawn;
module.exports = function(s,config,lang,io){
s.heartBeat = function(){
setTimeout(s.heartBeat, 8000);
io.sockets.emit('ping',{beat:1});
}
s.heartBeat()
s.cpuUsage = function(callback){
k={}
switch(s.platform){
case'win32':
k.cmd="@for /f \"skip=1\" %p in ('wmic cpu get loadpercentage') do @echo %p%"
break;
case'darwin':
k.cmd="ps -A -o %cpu | awk '{s+=$1} END {print s}'";
break;
case'linux':
k.cmd='top -b -n 2 | awk \'toupper($0) ~ /^.?CPU/ {gsub("id,","100",$8); gsub("%","",$8); print 100-$8}\' | tail -n 1';
break;
case'freebsd':
k.cmd='vmstat 1 2 | awk \'END{print 100-$19}\''
break;
case'openbsd':
k.cmd='vmstat 1 2 | awk \'END{print 100-$18}\''
break;
}
if(config.customCpuCommand){
exec(config.customCpuCommand,{encoding:'utf8',detached: true},function(err,d){
if(s.isWin===true) {
d = d.replace(/(\r\n|\n|\r)/gm, "").replace(/%/g, "")
}
callback(d)
s.onGetCpuUsageExtensions.forEach(function(extender){
extender(d)
})
})
} else if(k.cmd){
exec(k.cmd,{encoding:'utf8',detached: true},function(err,d){
if(s.isWin===true){
d=d.replace(/(\r\n|\n|\r)/gm,"").replace(/%/g,"")
}
callback(d)
s.onGetCpuUsageExtensions.forEach(function(extender){
extender(d)
})
})
} else {
callback(0)
}
}
s.ramUsage = function(callback){
k={}
switch(s.platform){
case'win32':
k.cmd = "wmic OS get FreePhysicalMemory /Value"
break;
case'darwin':
k.cmd = "vm_stat | awk '/^Pages free: /{f=substr($3,1,length($3)-1)} /^Pages active: /{a=substr($3,1,length($3-1))} /^Pages inactive: /{i=substr($3,1,length($3-1))} /^Pages speculative: /{s=substr($3,1,length($3-1))} /^Pages wired down: /{w=substr($4,1,length($4-1))} /^Pages occupied by compressor: /{c=substr($5,1,length($5-1)); print ((a+w)/(f+a+i+w+s+c))*100;}'"
break;
case'freebsd':
k.cmd = "echo \"scale=4; $(vmstat -H | awk 'END{print $5}')*1024*100/$(sysctl -n hw.physmem)\" | bc"
break;
case'openbsd':
k.cmd = "echo \"scale=4; $(vmstat | awk 'END{ gsub(\"M\",\"\",$4); print $4 }')*104857600/$(sysctl -n hw.physmem)\" | bc"
break;
default:
k.cmd = "LANG=C free | grep Mem | awk '{print $7/$2 * 100.0}'";
break;
}
if(k.cmd){
exec(k.cmd,{encoding:'utf8',detached: true},function(err,d){
if(s.isWin===true){
d=(parseInt(d.split('=')[1])/(s.totalmem/1000))*100
}
callback(d)
s.onGetRamUsageExtensions.forEach(function(extender){
extender(d)
})
})
}else{
callback(0)
}
}
}