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improe announce

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This commit is contained in:
xiaomlove
2023-05-30 03:02:49 +08:00
parent 77d671b3e6
commit 29cbe19c21
6 changed files with 64 additions and 12 deletions
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public/announce.php
+48 -3
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@@ -1,6 +1,47 @@
<?php
require '../include/bittorrent_announce.php';
require ROOT_PATH . 'include/core.php';
$redis = $Cache->getRedis();
$torrentNotExistsKey = "torrent_not_exists";
$authKeyInvalidKey = "authkey_invalid";
$passkeyInvalidKey = "passkey_invalid";
if (!empty($_GET['authkey'])) {
$authkey = $_GET['authkey'];
$parts = explode("|", $authkey);
if (count($parts) != 3) {
err("authkey format error");
}
$tid = $parts[0];
$uid = $parts[1];
$subAuthkey = sprintf("%s|%s", $tid, $uid);
if (!$redis->set($subAuthkey, TIMENOW, ['nx', 'ex' => 60])) {
$msg = "Request too frequent(a)";
do_log("[ANNOUNCE] $msg");
err($msg);
}
if ($redis->get("$authKeyInvalidKey:$authkey")) {
$msg = "Invalid authkey";
do_log("[ANNOUNCE] $msg");
err($msg);
}
}
if (!empty($_GET['passkey'])) {
$passkey = $_GET['passkey'];
if ($redis->get("$passkeyInvalidKey:$passkey")) {
$msg = "Passkey invalid";
do_log("[ANNOUNCE] $msg");
err($msg);
}
}
if (!empty($_GET['info_hash'])) {
$info_hash = $_GET['info_hash'];
if ($redis->get("$torrentNotExistsKey:$info_hash")) {
$msg = "Torrent not exists";
do_log("[ANNOUNCE] $msg");
err($msg);
}
}
//do_log(nexus_json_encode($_SERVER));
//1. BLOCK ACCESS WITH WEB BROWSERS AND CHEATS!
$agent = $_SERVER["HTTP_USER_AGENT"] ?? '';
@@ -11,6 +52,7 @@ if (!empty($_REQUEST['authkey'])) {
try {
$_GET['passkey'] = get_passkey_by_authkey($_REQUEST['authkey']);
} catch (\Exception $exception) {
$redis->set("$authKeyInvalidKey:".$_REQUEST['authkey'], TIMENOW, ['ex' => 3600*24]);
err($exception->getMessage());
}
}
@@ -87,7 +129,10 @@ if (!$az = $Cache->get_value('user_passkey_'.$passkey.'_content')){
do_log("[check passkey], currentUser: " . nexus_json_encode($az));
$Cache->cache_value('user_passkey_'.$passkey.'_content', $az, 3600);
}
if (!$az) err("Invalid passkey! Re-download the .torrent from $BASEURL");
if (!$az) {
$redis->set("$passkeyInvalidKey:$passkey", TIMENOW, ['ex' => 24*3600]);
err("Invalid passkey! Re-download the .torrent from $BASEURL");
}
$userid = intval($az['id'] ?? 0);
unset($GLOBALS['CURUSER']);
$CURUSER = $GLOBALS["CURUSER"] = $az;
@@ -138,7 +183,7 @@ if (!$torrent) {
$end = strpos($queryString, "&", $start);
$infoHashUrlEncode = substr($queryString, $start, $end - $start);
do_log("[TORRENT NOT EXISTS] $checkTorrentSql, params: $queryString, infoHashUrlEncode: $infoHashUrlEncode");
$redis->set("$torrentNotExistsKey:$info_hash", TIMENOW, ['ex' => 24*3600]);
err("torrent not registered with this tracker");
}
if ($torrent['banned'] == 'yes') {
@@ -224,7 +269,7 @@ foreach(['info_hash', 'passkey', 'peer_id'] as $lockField) {
$lockString = http_build_query($lockParams);
$lockKey = "isReAnnounce:" . md5($lockString);
$log .= ", [CHECK_RE_ANNOUNCE], lockString: $lockString, lockKey: $lockKey";
$redis = $Cache->getRedis();
if (!$redis->set($lockKey, TIMENOW, ['nx', 'ex' => 5])) {
do_log("$log, [YES_RE_ANNOUNCE]");
benc_resp($rep_dict);