<?php
header('Access-Control-Allow-Origin: *');
//ini_set( "display_errors", 0); // use only in production
include '../config.php';
include '../model/GatherTr.php';
if (isset($_REQUEST['tr_c_id']) && $_REQUEST['tr_c_id'] != "") {
// use only for debugging
$c = GatherTr::getTrContribution($_REQUEST['tr_c_id']);
//echo "TR Data saved!\n\n";
// fix json return: assume now not order in the contributions
for ($i = 0; $i < count($c['traceroute_submissions']); $i++) {
if ($c['traceroute_submissions'][$i]['data_type'] == "json") {
$c['traceroute_submissions'][$i]['tr_data'] = json_decode($c['traceroute_submissions'][$i]['tr_data']);
}
}
echo json_encode($c);
} else {
echo 'No tr_c_id sent.';
}
/**
Analyze TR data.
This function assumes that the tr data is structured as follows:
[tr_data][hop][queries]
*/
public static function analyzeTrDataOld($tr_c_id)
{
global $dbconn;
$data = GatherTr::getTrContribution($tr_c_id);
//print_r($data);
$TR = array();
// submissions
foreach ($data['traceroute_submissions'] as $key1 => $submission) {
// check contribution type
if ($submission['data_type'] == 'json') {
$trHops = json_decode($submission['tr_data'], true);
$totHops = count($trHops);
//print_r($trHops);
//hops
foreach ($trHops as $key2 => $hop) {
$hopNum = $key2 + 1;
$latencies = array();
$ip_rank = array();
// queries
foreach ($hop as $key3 => $hopPass) {
//$hopPass['rtt'] = $hopPass['rtt']*100;
$latencies[] = $hopPass['rtt'];
$ip_latencies[$hopPass['ip']][] = $hopPass['rtt'];
// prevent ip !set
if (isset($hopPass['ip'])) {
if (!isset($ip_rank[$hopPass['ip']])) {
$ip_rank[$hopPass['ip']] = 1;
} else {
$ip_rank[$hopPass['ip']] += 1;
}
} else {
// error at this hop
}
//
}
// end queries
sort($latencies);
arsort($ip_rank);
$keys = array_keys($ip_rank);
$winnerIp = $keys[0];
//echo "\nWinner IP: ".$winnerIp;
$TR['hops'][$hopNum]['latencies'] = $latencies;
$TR['hops'][$hopNum]['winIp'] = $winnerIp;
}
//end hop
//print_r($TR);
$data['ip_analysis'] = $TR;
return $data;
} else {
if ($submission['data_type'] == 'txt') {
//echo "\nis txt";
//$data = GatherTr::analyzeRawTracerouteTxt();
return 0;
// TODO:
} else {
return 0;
}
}
}
}
//echo json_encode($_POST);
// TODO: Analysis of Legacy code
$_POST['privacy'] = 8;
$_POST['client'] = "";
$_POST['cl_version'] = "";
//print_r($_POST);
/*
TODO: add exahustive check for consistency and completness of the TR data
Requires discussion with tests on the TrGen client
*/
if (isset($_POST['dest_ip']) && $_POST['dest_ip'] != "") {
//print_r($_POST);
$tr_c_id = GatherTr::saveTrContribution($_POST);
//echo "\ntr_c_id: ". $tr_c_id."\n";
$b = GatherTr::saveTrContributionData($_POST, $tr_c_id);
$trData = GatherTr::getTrContribution($tr_c_id);
//print_r($rawTrData);
$trByHop = GatherTr::formatTrData($trData);
//print_r($d);
if ($trByHop == 0) {
// analyis of TR failed or not implemented yet
} else {
$trAnalyzed = GatherTr::analyzeTrData($trByHop);
$trData['ip_analysis'] = $trAnalyzed;
//print_r($trData);
$trId = GatherTr::publishTraceroute($trData);
$f = GatherTr::flagContribution($tr_c_id, $trId);
$result = array("TRid" => $trId, "tr_c_id" => $tr_c_id);
echo json_encode($result);
}
} else {
