PhpFreeBSD system probe program _ PHP Tutorial

PhpFreeBSD system probe program. Functionsys_freebsd () {CPUif (false ($ res [cpu] [num] get_key (hw. ncpu) returnfalse; $ res [cpu] [model] get_key (hw. model); LOADAVGif (false ($ res [loadAv function sys_freebsd (){
// CPU
If (false ===( $ res ['CPU '] ['num'] = get_key ("hw. ncpu") return false;
$ Res ['CPU '] ['model'] = get_key ("hw. model ");

// LOAD AVG
If (false = ($ res ['loadavg'] = get_key ("vm. loadAvg") return false;

// UPTIME
If (false = ($ buf = get_key ("kern. boottime") return false;
$ Buf = explode ('', $ buf );
$ Sys_ticks = time ()-intval ($ buf [3]);
$ Min = $ sys_ticks/60;
$ Hours = $ min/60;
$ Days = floor ($ hours/24 );
$ Hours = floor ($ hours-($ days * 24 ));
$ Min = floor ($ min-($ days * 60*24)-($ hours * 60 ));
If ($ days! = 0) $ res ['uptime'] = $ days. "day ";
If ($ hours! = 0) $ res ['uptime']. = $ hours. "hour ";
$ Res ['uptime']. = $ min. "minute ";

// MEMORY
If (false = ($ buf = get_key ("hw. physmem") return false;
$ Res ['memtotal'] = round ($ buf/1024/1024, 2 );
$ Buf = explode ("n", do_command ("vmstat ",""));
$ Buf = explode ("", trim ($ buf [2]);

$ Res ['memfree'] = round ($ buf [5]/1024, 2 );
$ Res ['memused'] = ($ res ['memtotal']-$ res ['memfree']);
$ Res ['mempercent '] = (floatval ($ res ['memtotal'])! = 0 )? Round ($ res ['memused']/$ res ['memtotal'] * 100,2): 0;

$ Buf = explode ("n", do_command ("swapinfo", "-k "));
$ Buf = $ buf [1];
Preg_match_all ("/([0-9] +) s + ([0-9] +) s + ([0-9] +)/", $ buf, $ bufArr );
$ Res ['swaptotal'] = round ($ bufArr [1] [0]/1024, 2 );
$ Res ['swapused'] = round ($ bufArr [2] [0]/1024, 2 );
$ Res ['swapfree'] = round ($ bufArr [3] [0]/1024, 2 );
$ Res ['swappercent '] = (floatval ($ res ['swaptotal'])! = 0 )? Round ($ res ['swapused']/$ res ['swaptotal'] * 100,2): 0;

Return $ res;
}

// Obtain the parameter value FreeBSD
Function get_key ($ keyName ){
Return do_command ('sysctl ', "-n $ keyName ");
}

// Determine the execution file location FreeBSD
Function find_command ($ commandName ){
$ Path = array ('/bin','/sbin', '/usr/bin','/usr/sbin', '/usr/local/bin ', '/usr/local/sbin ');
Foreach ($ path as $ p ){
If (@ is_executable ("$ p/$ commandName") return "$ p/$ commandName ";
}
Return false;
}

// Execute the system command FreeBSD
Function do_command ($ commandName, $ args ){
$ Buffer = "";
If (false = ($ command = find_command ($ commandName) return false;
If ($ fp = @ popen ("$ command $ args", 'r ')){
While (! @ Feof ($ fp )){
$ Buffer. = @ fgets ($ fp, 4096 );
}
Return trim ($ buffer );
}
Return false;
}

Http://www.bkjia.com/PHPjc/632008.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/632008.htmlTechArticlefunction sys_freebsd () {// CPU if (false = ($ res ['CPU '] ['num'] = get_key (hw. ncpu) return false; $ res ['CPU '] ['model'] = get_key (hw. model); // load avg if (false ===( $ res ['loadav...