root
5 years ago
1 changed files with 0 additions and 83 deletions
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thing.php
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| @ -1,83 +0,0 @@ | |||
| <?php | |||
| $data = "var tracepoints = {'points': ["; | |||
| define ("SOL_IP", 0); | |||
| define ("IP_TTL", 2); // On OSX, use '4' instead of '2'. | |||
| $dest_url = "google.com"; | |||
| $maximum_hops = 30; | |||
| $port = 33434; | |||
| function ip2geo ($host) { | |||
| global $argv; | |||
| // Get GeoIP info | |||
| @$data = file_get_contents('http://ipinfo.io/'.$host); | |||
| if ($data) { | |||
| $data = json_decode($data); | |||
| return $data->loc; | |||
| } else { | |||
| // An error has accourred | |||
| return "(No geo info found)"; | |||
| } | |||
| } | |||
| $dest_addr = gethostbyname ($dest_url); | |||
| $ttl = 1; | |||
| while ($ttl < $maximum_hops) { | |||
| // Create ICMP and UDP sockets | |||
| $recv_socket = socket_create (AF_INET, SOCK_RAW, getprotobyname ('icmp')); | |||
| $send_socket = socket_create (AF_INET, SOCK_DGRAM, getprotobyname ('udp')); | |||
| // Set TTL to current lifetime | |||
| socket_set_option ($send_socket, SOL_IP, IP_TTL, $ttl); | |||
| // Bind receiving ICMP socket to default IP (no port needed since it's ICMP) | |||
| socket_bind ($recv_socket, 0, 0); | |||
| // Save the current time for roundtrip calculation | |||
| $t1 = microtime (true); | |||
| // Send a zero sized UDP packet towards the destination | |||
| socket_sendto ($send_socket, "", 0, 0, $dest_addr, $port); | |||
| // Wait for an event to occur on the socket or timeout after 5 seconds. This will take care of the | |||
| // hanging when no data is received (packet is dropped silently for example) | |||
| $r = array ($recv_socket); | |||
| $w = $e = array (); | |||
| socket_select ($r, $w, $e, 5, 0); | |||
| // Nothing to read, which means a timeout has occurred. | |||
| if (count ($r)) { | |||
| // Receive data from socket (and fetch destination address from where this data was found) | |||
| socket_recvfrom ($recv_socket, $buf, 512, 0, $recv_addr, $recv_port); | |||
| $recv_geo = ip2geo ($recv_addr); | |||
| $recv_geo_split = explode(",", $recv_geo); | |||
| $data .= sprintf("{'x':%s,'y':%s},", $recv_geo_split[0], $recv_geo_split[1]); | |||
| } | |||
| socket_close ($recv_socket); | |||
| socket_close ($send_socket); | |||
| $ttl++; | |||
| if ($recv_addr == $dest_addr) break; | |||
| } | |||
| $data = substr($data, 0, -1) . "]}"; | |||
| printf ("%s\n", $data); | |||
| $fp = fopen('traceroute.js', 'w'); | |||
| fwrite($fp, json_encode($data)); | |||
| fclose($fp); | |||
| ?> | |||