├── LICENSE
├── README
└── traceroute.php


/LICENSE:
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 1 | This is free and unencumbered software released into the public domain.
 2 | 
 3 | Anyone is free to copy, modify, publish, use, compile, sell, or
 4 | distribute this software, either in source code form or as a compiled
 5 | binary, for any purpose, commercial or non-commercial, and by any
 6 | means.
 7 | 
 8 | In jurisdictions that recognize copyright laws, the author or authors
 9 | of this software dedicate any and all copyright interest in the
10 | software to the public domain. We make this dedication for the benefit
11 | of the public at large and to the detriment of our heirs and
12 | successors. We intend this dedication to be an overt act of
13 | relinquishment in perpetuity of all present and future rights to this
14 | software under copyright law.
15 | 
16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19 | IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 | OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 | ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 | OTHER DEALINGS IN THE SOFTWARE.
23 | 
24 | For more information, please refer to <http://unlicense.org/>
25 | 


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/README:
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1 | A simple traceroute example in PHP. 
2 | 
3 | Original by Joshua Thijssen (jaytaph)
4 | Edited by Igor Scheller (MyIgel)
5 | 


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/traceroute.php:
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  1 | <?php
  2 | 
  3 | /*
  4 | This is free and unencumbered software released into the public domain.
  5 | 
  6 | Anyone is free to copy, modify, publish, use, compile, sell, or
  7 | distribute this software, either in source code form or as a compiled
  8 | binary, for any purpose, commercial or non-commercial, and by any
  9 | means.
 10 | 
 11 | In jurisdictions that recognize copyright laws, the author or authors
 12 | of this software dedicate any and all copyright interest in the
 13 | software to the public domain. We make this dedication for the benefit
 14 | of the public at large and to the detriment of our heirs and
 15 | successors. We intend this dedication to be an overt act of
 16 | relinquishment in perpetuity of all present and future rights to this
 17 | software under copyright law.
 18 | 
 19 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 20 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 21 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 22 | IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 23 | OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 24 | ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 25 | OTHER DEALINGS IN THE SOFTWARE.
 26 | 
 27 | For more information, please refer to [http://unlicense.org]
 28 | */
 29 | 
 30 |     define ("SOL_IP", 0);
 31 |     define ("IP_TTL", 2);    // On OSX, use '4' instead of '2'.
 32 |     
 33 |     echo"\n ============================ PHP-Traceroute ============================\n\n";
 34 |     
 35 |     if (!isset($argv[1]) || $argv[1] == "-h" || $argv[1] == "--help") {
 36 |         // Show the helppage
 37 |         echo "   Usage: sudo php ".$argv[0]." [args] host\n\n";
 38 |         echo "   The available args are:\n";
 39 |         echo "       -h, --help    Show this Help\n";
 40 |         echo "       -g            Show GeoIP lookup for the hosts\n";
 41 |         echo "\n";
 42 |         echo "   Example: sudo php ".$argv[0]." -g github.com\n";
 43 |         
 44 |         echo "\n =======================================================================\n\n";
 45 |         exit;
 46 |     }
 47 |     
 48 |     if ($argv[1] == "-g"){
 49 |         $dest_url = $argv[2];
 50 |     } else {
 51 |         $dest_url = $argv[1];
 52 |     }
 53 |     
 54 |     $maximum_hops = 30;
 55 |     $port = 33434;  // Standard port that traceroute programs use. Could be anything actually.
 56 |     
 57 |     function ip2geo ($host) {
 58 |         global $argv;
 59 |         // Get GeoIP info
 60 |         @$data = file_get_contents('http://freegeoip.net/json/'.$host);
 61 |         if ($data) {
 62 |             $data = json_decode($data);
 63 |             // Return the countrycode, the regionname and the city
 64 |             return $data->country_code.": ".$data->region_name.": ".$data->city;
 65 |         } else {
 66 |             // An error has accourred
 67 |             return "(No geo info found)";
 68 |         }
 69 |     }
 70 |     
 71 |     // Get IP from URL
 72 |     $dest_addr = gethostbyname ($dest_url);
 73 |     print "Tracerouting to destination: $dest_addr\n";
 74 | 
 75 |     $ttl = 1;
 76 |     while ($ttl < $maximum_hops) {
 77 |         // Create ICMP and UDP sockets
 78 |         $recv_socket = socket_create (AF_INET, SOCK_RAW, getprotobyname ('icmp'));
 79 |         $send_socket = socket_create (AF_INET, SOCK_DGRAM, getprotobyname ('udp'));
 80 | 
 81 |         // Set TTL to current lifetime
 82 |         socket_set_option ($send_socket, SOL_IP, IP_TTL, $ttl);
 83 | 
 84 |         // Bind receiving ICMP socket to default IP (no port needed since it's ICMP)
 85 |         socket_bind ($recv_socket, 0, 0);
 86 | 
 87 |         // Save the current time for roundtrip calculation
 88 |         $t1 = microtime (true);
 89 | 
 90 |         // Send a zero sized UDP packet towards the destination
 91 |         socket_sendto ($send_socket, "", 0, 0, $dest_addr, $port);
 92 | 
 93 |         // Wait for an event to occur on the socket or timeout after 5 seconds. This will take care of the
 94 |         // hanging when no data is received (packet is dropped silently for example)
 95 |         $r = array ($recv_socket);
 96 |         $w = $e = array ();
 97 |         socket_select ($r, $w, $e, 5, 0);
 98 | 
 99 |         // Nothing to read, which means a timeout has occurred.
100 |         if (count ($r)) {
101 |             // Receive data from socket (and fetch destination address from where this data was found)
102 |             socket_recvfrom ($recv_socket, $buf, 512, 0, $recv_addr, $recv_port);
103 | 
104 |             // Calculate the roundtrip time
105 |             $roundtrip_time = ( microtime(true) - $t1 ) * 1000;
106 | 
107 |             // No decent address found, display a * instead
108 |             if (empty ($recv_addr)) {
109 |                 $recv_addr = "*";
110 |                 $recv_name = "*";
111 |             } else {
112 |                 // Otherwise, fetch the hostname and geoinfo for the address found
113 |                 $recv_name = gethostbyaddr ($recv_addr);
114 |                 if ($argv[1] == "-g") {
115 |                     $recv_geo = ip2geo ($recv_addr);
116 |                 }
117 |             }
118 | 
119 |             // Print statistics
120 |             if ($argv[1] == "-g") {
121 |                 printf ("%3d   %-15s  %.3f ms  %-30s  %s\n", $ttl, $recv_addr,  $roundtrip_time, $recv_geo, $recv_name);
122 |             } else {
123 |                 printf ("%3d   %-15s  %.3f ms  %s\n", $ttl, $recv_addr,  $roundtrip_time, $recv_name);
124 |             }
125 |         } else {
126 |             // A timeout has occurred, display a timeout
127 |             printf ("%3d   (timeout)\n", $ttl);
128 |         }
129 | 
130 |         // Close sockets
131 |         socket_close ($recv_socket);
132 |         socket_close ($send_socket);
133 | 
134 |         // Increase TTL so we can fetch the next hop
135 |         $ttl++;
136 | 
137 |         // When we have hit our destination, stop the traceroute
138 |         if ($recv_addr == $dest_addr) break;
139 |     }
140 |     
141 |     echo "\n ======================================================================\n\n";
142 | 
143 | ?>
144 | 


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