File:
0.00.0a/base/tests.inc.php (
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1: 2: function icmpChecksum($data)
3: {
4: if (strlen($data)%2)
5: $data .= "\x00";
6:
7: $bit = unpack('n*', $data);
8: $sum = array_sum($bit);
9:
10: while ($sum >> 16)
11: $sum = ($sum >> 16) + ($sum & 0xffff);
12:
13: return pack('n*', ~$sum);
14: }
15: function PingTest($host)
16: {
17: // Checksum calculation function
18:
19: // Making the package
20: $type= "\x08";
21: $code= "\x00";
22: $checksum= "\x00\x00";
23: $identifier = "\x00\x00";
24: $seqNumber = "\x00\x00";
25: $data= "FreeNATS";
26: $package = $type.$code.$checksum.$identifier.$seqNumber.$data;
27: $checksum = icmpChecksum($package); // Calculate the checksum
28: $package = $type.$code.$checksum.$identifier.$seqNumber.$data;
29: // And off to the sockets
30: $socket = @socket_create(AF_INET, SOCK_RAW, 1);
31: //or die(socket_strerror(socket_last_error()));
32: $sconn=@socket_connect($socket, $host, null);
33: if (!$sconn) return 0;
34: // If you're using below PHP 5, see the manual for the microtime_float
35: // function. Instead of just using the m
36: // icrotime() function.
37: $startTime = microtime(true);
38: @socket_send($socket, $package, strLen($package), 0);
39: if (socket_read($socket, 255))
40: {
41: @socket_close($socket);
42: return round(microtime(true) - $startTime, 4);
43: }
44: socket_close($socket);
45: return 0;
46: }
47:
48: function WebTest($url)
49: {
50: $fp=@fopen($url,"r");
51: if ($fp<=0) return 0;
52: $ctr=0;
53: while ($body=@fgets($fp,1024)) $ctr+=sizeof($body);
54: @fclose($fp);
55: return $ctr;
56: }
57:
58: function DoTest($test,$param,$hostname="")
59: {
60: switch ($test)
61: {
62: case "web":
63: return WebTest($param);
64: break;
65: case "tcp":
66: $fp=@fsockopen($hostname,$param);
67: if ($fp<=0) return 0;
68: @fclose($fp);
69: return 1;
70: break;
71: case "wtime":
72: $startTime=microtime(true);
73: $r=WebTest($param);
74: $elapsedTime=round(microtime(true)-$startTime,4);
75: if ($r<=0) return -1;
76: return $elapsedTime;
77: break;
78: case "testloop":
79: return $param;
80: break;
81: }
82: return -1;
83: }
84:
85: function SimpleEval($test,$result)
86: {
87: switch($test)
88: {
89: case "ping":
90: if ($result<=0) return 2;
91: return 0;
92: case "web":
93: if ($result<=0) return 2;
94: return 0;
95: case "tcp":
96: if ($result==1) return 0;
97: return 2;
98: case "wtime":
99: if ($result<0) return 2;
100: return 0;
101: }
102: return -1;
103: }
104:
105: function aText($al)
106: {
107: switch($al)
108: {
109: case -1: return "Untested";
110: case 0: return "Passed";
111: case 1: return "Warning";
112: case 2: return "Failed";
113: default: return "Unknown";
114: }
115: }
116: ?>