.
*! -----------------------------------------------------------------------------**
*! $Log: logger_launcher.php,v $
*! Revision 1.6 2013/05/29 18:43:01 dzhimiev
*! 1. sync instead of unmount at stop
*!
*! Revision 1.4 2012/10/10 22:44:52 dzhimiev
*! 1. added _help & _usage
*!
*! Revision 1.3 2012/07/09 23:49:26 dzhimiev
*! 1. added mount/umount options
*!
*! Revision 1.2 2012/04/13 00:49:59 dzhimiev
*! 1. added 'starting index' to logger
*!
*!
*! Revision 1.1 2012/04/13 00:22:51 dzhimiev
*! 1. added logger_launcher.php
*!
*!
*/
include 'include/show_source_include.php';
//default parameters
$cmd = "start";
$file = "/mnt/sda1/imu_log.log";
$index = 1;
$n = 5000000;
$mount_point = "/mnt/sda1";
$force_dev = false;
$xml = "\n";
//get parameters
if (isset($_GET['cmd'])) $cmd = $_GET['cmd'];
if (isset($_GET['file'])) $file = $_GET['file'];
if (isset($_GET['index'])) $index = $_GET['index'];
if (isset($_GET['n'])) $n = $_GET['n'];
if (isset($_GET['mount_point'])) $mount_point = $_GET['mount_point'];
if (isset($_GET['dev'])) {
$dev = $_GET['dev'];
$force_dev = true;
}
if ($cmd=="start") {
if (!is_dir($mount_point)) mkdir($mount_point);
//detect devices
//$dev = "/dev/hda1";
if (!$force_dev) {
$sda1 = exec("cat /proc/diskstats | grep 'sda1'");
if (strlen($sda1)>0) $dev = "/dev/sda1";
else {
$xml .= "\tCF cards not found\n";
send_response($xml);
}
}
exec("mount $dev $mount_point");
exec("/usr/bin/log_imu $file $index $n >/dev/null 2>&1 &");
$xml .= "\tok\n";
}
if ($cmd=="stop") {
exec("killall -1 log_imu");
//unmount
//exec("umount $mount_point");
exec("sync");
$xml .= "\tok\n";
}
$xml .= "";
send_response($xml);
function send_response($xml){
header("Content-Type: text/xml");
header("Content-Length: ".strlen($xml)."\n");
header("Pragma: no-cache\n");
printf("%s", $xml);
flush();
}
function _help(){
echo "\n";
echo "Usage example: 'http://192.168.0.9/logger_launcher.php?file=/mnt/sda1/test.log&index=1&n=1000000&dev=/dev/sda1', where\n";
echo "'file'- log name (includes absolute path), '/usr/html/CF/' is the 'dev's mount point\n";
echo "'index'- index added to the log name\n";
echo "'n'- max number of records in a single log file\n";
echo "'dev'- device name: '/dev/sda1'\n";
}
function _usage(){
_help();
}
?>