292 lines
8.2 KiB
Plaintext
292 lines
8.2 KiB
Plaintext
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#!/usr/bin/php
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<?php
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##############################
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###### DEAMON SECTION ######
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##############################
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$cron = FALSE;
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$DEBUG = FALSE;
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# DO NOT TOUCH
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set_time_limit(0);
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$prog = pathinfo(__FILE__, PATHINFO_FILENAME);
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$lockfile = "/var/run/$prog.pid";
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$service = __FILE__;
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openlog($prog, LOG_PID | LOG_PERROR, LOG_LOCAL0);
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$usage = <<<EOF
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Process settings files in ipmitool-plugin config. Control fans based on the config value and [options].
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Usage: $prog [options] = start daemon
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-c, --cron create a cron job
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-d, --debug turn on debugging
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-q, --quit terminate $prog if running
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-v, --verbose print all messages
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--help display this help and exit
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--version output version information and exit
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EOF;
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$shortopts = "bc:dqv";
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$longopts = [
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"cron:",
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"debug",
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"help",
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"quiet",
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"quit",
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"verbose",
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"version"
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];
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$args = getopt($shortopts, $longopts);
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if (array_key_exists("help", $args)) {
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echo $usage;
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exit(1);
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}
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if (array_key_exists("version", $args)) {
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echo "IPMI Fan Control: 1.0\n";
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exit(1);
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}
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$cron = (array_key_exists("c", $args) || array_key_exists("cron", $args));
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$DEBUG = (array_key_exists("d", $args) || array_key_exists("debug", $args));
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$quit = (array_key_exists("q", $args) || array_key_exists("quit", $args));
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$background = (array_key_exists("b", $args) || array_key_exists("background", $args));
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$argv = (array_key_exists("v", $args) || array_key_exists("verbose", $args));
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// ipmitool raw 0x3a 0x01 0xAA 0xBB 0xCC 0xDD 0xEE 0xFF 0xGG 0xHH
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// ipmitool raw 0x3a 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
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// 0x00 = smartfan mode
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// 0x01 - 0x64 = 1% - 100%
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$asrock = [
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'CPU_FAN1' => 'AA',
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'CPU_FAN2' => 'BB',
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'REAR_FAN1' => 'CC',
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'REAR_FAN2' => 'DD',
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'FRNT_FAN1' => 'EE',
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'FRNT_FAN2' => 'FF'
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];
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function debug($m){
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global $prog, $DEBUG;
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if($DEBUG){
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$STDERR = fopen('php://stderr', 'w+');
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fwrite($STDERR, $m."\n");
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fclose($STDERR);
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}
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}
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/*$background_args = "";
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if(isset($argv)){
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for ($i=0; $i <= count($argv); $i++) {
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switch ($argv[$i]) {
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case '--background':
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$background = TRUE;
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break;
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case '-c':
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$cron = $argv[$i+1];
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$background_args .= " ${argv[$i]} ${argv[$i+1]}";
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break;
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case '-d':
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$DEBUG = TRUE;
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$background_args .= " ${argv[$i]}";
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break;
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}
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}
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}*/
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# Deal with cron
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if ($cron) && is_numeric($cron) && !$quit){
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exec("crontab -l 2>/dev/null", $crontab);
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$crontab = array_unique($crontab);
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if (!$quit){
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$entry = sprintf("*/%s * * * * ${service}${background_args} 1> /dev/null 2>&1", $cron);
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if (! preg_grep("#${service}#", $crontab)){
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$crontab[] = $entry;
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debug("\nCRONTAB\n".implode("\n", $crontab)."\n");
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file_put_contents("/tmp/$prog.cron", implode(PHP_EOL, $crontab));
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shell_exec("crontab /tmp/$prog.cron");
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unlink("/tmp/$prog.cron");
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}
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}
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unset($crontab);
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} else if ($quit){
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exec("crontab -l 2>/dev/null", $crontab);
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$crontab = array_unique($crontab);
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if (preg_grep("#${service}#", $crontab)){
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$crontab = preg_grep("#${service}#", $crontab, PREG_GREP_INVERT);
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debug("\nCRONTAB\n".implode("\n", $crontab)."\n");
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file_put_contents("/tmp/$prog.cron", implode(PHP_EOL, $crontab));
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shell_exec("crontab /tmp/$prog.cron");
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unlink("/tmp/$prog.cron");
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};
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unset($crontab);
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}
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if (is_file($lockfile)){
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$lock_pid = file($lockfile, FILE_IGNORE_NEW_LINES)[0];
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$pid = preg_replace("/\s+/", "", shell_exec("ps -p ${lock_pid}| grep ${lock_pid}"));
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if (!$pid){
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if (!$quit){
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file_put_contents($lockfile, getmypid());
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} else {
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echo "$lock_pid is not currently running";
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unlink($lockfile);
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exit(0);
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}
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} else {
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if ($quit){
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syslog(LOG_INFO, "killing daemon with PID [$lock_pid]");
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exec("kill $lock_pid");
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unlink($lockfile);
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if (function_exists('at_exit')) at_exit();
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exit(0);
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} else {
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echo "$prog is already running [$lock_pid]".PHP_EOL;
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exit(0);
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}
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}
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} else {
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if($quit){
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echo "$prog not currently running".PHP_EOL;
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exit(0);
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} else {
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file_put_contents($lockfile, getmypid());
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}
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}
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/*if(!$background){
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exec("php $service --background $background_args 1>/dev/null ".($DEBUG ? "":"2>&1 ")."&");
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exit(0);
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} else {
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syslog(LOG_INFO, "process started. To terminate it, type: $prog -q");
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}
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*/
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##############################
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##### PROGRAM SECTION ######
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##############################
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$plugin = "ipmitool-plugin";
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$cfg_file = "/boot/config/plugins/$plugin/$plugin.cfg";
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function scan_dir($dir, $type = ""){
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$out = array();
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foreach (array_slice(scandir($dir), 2) as $entry){
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$sep = (preg_match("/\/$/", $dir)) ? "" : "/";
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$out[] = $dir.$sep.$entry ;
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}
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return $out;
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}
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function get_highest_temp($hdds){
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$highest_temp="0";
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foreach ($hdds as $hdd) {
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if (shell_exec("hdparm -C ${hdd} 2>/dev/null| grep -c standby") == 0){
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$temp = preg_replace("/\s+/", "", shell_exec("smartctl -A ${hdd} 2>/dev/null| grep -m 1 -i Temperature_Celsius | awk '{print $10}'"));
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$highest_temp = ($temp > $highest_temp) ? $temp : $highest_temp;
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}
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}
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debug("Highest temp is ${highest_temp}ºC");
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return $highest_temp;
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}
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function get_all_hdds(){
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$hdds = array();
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$flash = preg_replace("/\d$/", "", realpath("/dev/disk/by-label/UNRAID"));
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foreach (scan_dir("/dev/") as $dev) {
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if(preg_match("/[sh]d[a-z]+$/", $dev) && $dev != $flash) {
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$hdds[] = $dev;
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}
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}
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return $hdds;
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}
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$hdds = get_all_hdds();
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while(TRUE){ while(TRUE){
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#### DO YOUR STUFF HERE ####
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# Load config file or die
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if(is_file($cfg_file)){
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$params = parse_ini_file($cfg_file);
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extract($params, EXTR_OVERWRITE);
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} else {
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unlink($lockfile);
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exit(1);
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}
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/*# Wait probes to become ready
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if (!is_file($PWM_CONTROLLER) || ! is_file($PWM_FAN)){
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sleep(15);
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continue;
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}*/
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# Set PWM_HIGH and PWM_OFF
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$PWM_HIGH = 64;
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$PWM_OFF = $PWM_LOW-5;
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# Disable fan mininum RPM
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$FAN_RPM_MIN = file(split("_", $PWM_FAN)[0]."_min", FILE_IGNORE_NEW_LINES)[0];
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$D_FAN_RPM_MIN = ($FAN_RPM_MIN > 0) ? $FAN_RPM_MIN : FALSE;
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# Enable speed change on fan
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/*$PWM_MODE=file("${PWM_CONTROLLER}_enable", FILE_IGNORE_NEW_LINES)[0];
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if($PWM_MODE != 1){
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$DEFAULT_PWM_MODE = $PWM_MODE;
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file_put_contents("${PWM_CONTROLLER}_enable", 1);
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}*/
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# Calculate size of increments.
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$TEMP_INCREMENTS = $TEMP_HIGH-$TEMP_LOW;
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$PWM_INCREMENTS = round(($PWM_HIGH-$PWM_LOW)/$TEMP_INCREMENTS);
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# Get current fan rpm and pwm
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$CURRENT_PWM = preg_replace("/\s*/", "", file_get_contents($PWM_CONTROLLER));
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$CURRENT_RPM = preg_replace("/\s*/", "", file_get_contents($PWM_FAN));
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# Get current fan PWM percentage
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$CURRENT_PERCENT_PWM = round(($CURRENT_PWM*100)/$PWM_HIGH);
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$CURRENT_OUTPUT = "${CURRENT_PWM} (${CURRENT_PERCENT_PWM}% @ ${CURRENT_RPM}rpm)";
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# Calculate a new scenario
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# Get highest drive temperature
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$HIGHEST_TEMP = get_highest_temp($hdds);
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if ($HIGHEST_TEMP <= $TEMP_LOW){
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$NEW_PWM = $PWM_OFF;
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$NEW_PERCENT_PWM = 0;
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} else if ($HIGHEST_TEMP >= $TEMP_HIGH){
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$NEW_PWM = $PWM_HIGH;
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$NEW_PERCENT_PWM = 100;
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} else {
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$NEW_PWM = (($HIGHEST_TEMP-$TEMP_LOW)*$PWM_INCREMENTS)+$PWM_LOW;
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$NEW_PERCENT_PWM = round(($NEW_PWM*100)/$PWM_HIGH);
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}
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# Change the fan speed as needed
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if ($CURRENT_PWM != $NEW_PWM){
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file_put_contents($PWM_CONTROLLER, $NEW_PWM);
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sleep(5);
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$NEW_RPM = preg_replace("/\s*/", "", file_get_contents($PWM_FAN));
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$NEW_PERCENT_PWM = round(($NEW_PWM*100)/$PWM_HIGH);
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$NEW_OUTPUT = "${NEW_PWM} (${NEW_PERCENT_PWM}% @ ${NEW_RPM}rpm)";
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syslog(LOG_INFO, "highest disk temp is ${HIGHEST_TEMP}ºC, adjusting fan PWM from: $CURRENT_OUTPUT to: $NEW_OUTPUT");
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}
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# PRINT VARIABLES DEBUG
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$defined_vars = get_defined_vars();
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foreach (array("_GET","_POST","_COOKIE","_FILES","argv","argc","_SERVER") as $i) {unset($defined_vars[$i]);}
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debug("\nDECLARED VARIABLES:\n".print_r($defined_vars, true));
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unset($defined_vars);
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$time1 = time();
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$MD5 = shell_exec("md5sum $cfg_file|awk '{print $1}'");
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$MD5 = md5_file($cfg_file);
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for ($i=0; $i < $INTERVAL*6 ; $i++) {
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sleep(10);
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if (md5_file($cfg_file) != $MD5){syslog(LOG_INFO, "config file updated, reloading."); $i=10000;}
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}
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debug("Sleep ".(time()-$time1)." seconds.");
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###### END OF SECTION ######
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};
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};
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?>
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