MadelineProto/src/danog/MadelineProto/DataCenter.php

969 lines
39 KiB
PHP

<?php
/**
* DataCenter module.
*
* This file is part of MadelineProto.
* MadelineProto is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
* MadelineProto is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU General Public License along with MadelineProto.
* If not, see <http://www.gnu.org/licenses/>.
*
* @author Daniil Gentili <daniil@daniil.it>
* @copyright 2016-2019 Daniil Gentili <daniil@daniil.it>
* @license https://opensource.org/licenses/AGPL-3.0 AGPLv3
*
* @link https://docs.madelineproto.xyz MadelineProto documentation
*/
namespace danog\MadelineProto;
use Amp\Artax\Client;
use Amp\Artax\Cookie\ArrayCookieJar;
use Amp\Artax\Cookie\CookieJar;
use Amp\Artax\DefaultClient;
use Amp\Artax\HttpSocketPool;
use Amp\CancellationToken;
use Amp\Deferred;
use Amp\Dns\Record;
use Amp\Dns\Resolver;
use Amp\Dns\Rfc1035StubResolver;
use Amp\DoH\DoHConfig;
use Amp\DoH\Nameserver;
use Amp\DoH\Rfc8484StubResolver;
use Amp\Loop;
use Amp\MultiReasonException;
use Amp\NullCancellationToken;
use Amp\Promise;
use Amp\Socket\ClientConnectContext;
use Amp\Socket\ClientSocket;
use Amp\Socket\ClientTlsContext;
use Amp\Socket\ConnectException;
use Amp\Socket\Socket;
use Amp\TimeoutException;
use danog\MadelineProto\MTProto\PermAuthKey;
use danog\MadelineProto\MTProto\TempAuthKey;
use danog\MadelineProto\Stream\Common\BufferedRawStream;
use danog\MadelineProto\Stream\ConnectionContext;
use danog\MadelineProto\Stream\MTProtoTransport\AbridgedStream;
use danog\MadelineProto\Stream\MTProtoTransport\FullStream;
use danog\MadelineProto\Stream\MTProtoTransport\HttpsStream;
use danog\MadelineProto\Stream\MTProtoTransport\HttpStream;
use danog\MadelineProto\Stream\MTProtoTransport\IntermediatePaddedStream;
use danog\MadelineProto\Stream\MTProtoTransport\IntermediateStream;
use danog\MadelineProto\Stream\MTProtoTransport\ObfuscatedStream;
use danog\MadelineProto\Stream\Proxy\HttpProxy;
use danog\MadelineProto\Stream\Proxy\SocksProxy;
use danog\MadelineProto\Stream\Transport\DefaultStream;
use danog\MadelineProto\Stream\Transport\WssStream;
use danog\MadelineProto\Stream\Transport\WsStream;
use function Amp\call;
use function Amp\Socket\Internal\parseUri;
/**
* Manages datacenters.
*/
class DataCenter
{
use \danog\MadelineProto\Tools;
use \danog\Serializable;
/**
* All socket connections to DCs.
*
* @var array<string, DataCenterConnection>
*/
public $sockets = [];
/**
* Current DC ID.
*
* @var string
*/
public $curdc = 0;
/**
* Main instance.
*
* @var MTProto
*/
private $API;
/**
* DC list.
*
* @var array
*/
private $dclist = [];
/**
* Settings.
*
* @var array
*/
private $settings = [];
/**
* HTTP client.
*
* @var \Amp\Artax\Client
*/
private $HTTPClient;
/**
* DNS over HTTPS client.
*
* @var \Amp\DoH\Rfc8484StubResolver
*/
private $DoHClient;
/**
* Non-proxied DNS over HTTPS client.
*
* @var \Amp\DoH\Rfc8484StubResolver
*/
private $NonProxiedDoHClient;
/**
* Cookie jar.
*
* @var \Amp\Artax\Cookie\CookieJar
*/
private $CookieJar;
public function __sleep()
{
return ['sockets', 'curdc', 'dclist', 'settings'];
}
public function __wakeup()
{
$array = [];
foreach ($this->sockets as $id => $socket) {
if ($socket instanceof Connection) {
if ($socket->temp_auth_key) {
$array[$id]['tempAuthKey'] = $socket->temp_auth_key;
}
if ($socket->auth_key) {
$array[$id]['permAuthKey'] = $socket->auth_key;
$array[$id]['permAuthKey']['authorized'] = $socket->authorized;
}
}
}
$this->setDataCenterConnections($array);
}
/**
* Set auth key information from saved auth array.
*
* @param array $saved Saved auth array
*
* @return void
*/
public function setDataCenterConnections(array $saved)
{
foreach ($saved as $id => $data) {
$connection = $this->sockets[$id] = new DataCenterConnection;
if (isset($data['permAuthKey'])) {
$connection->setPermAuthKey(new PermAuthKey($data['permAuthKey']));
}
if (isset($data['linked'])) {
continue;
}
if (isset($data['tempAuthKey'])) {
$connection->setTempAuthKey(new TempAuthKey($data['tempAuthKey']));
if (($data['tempAuthKey']['bound'] ?? false) && $connection->hasPermAuthKey()) {
$connection->bind();
}
}
unset($saved[$id]);
}
foreach ($saved as $id => $data) {
$connection = $this->sockets[$id];
$connection->link($data['linked']);
if (isset($data['tempAuthKey'])) {
$connection->setTempAuthKey(new TempAuthKey($data['tempAuthKey']));
if (($data['tempAuthKey']['bound'] ?? false) && $connection->hasPermAuthKey()) {
$connection->bind();
}
}
}
}
/**
* Constructor function.
*
* @param MTProto $API Main MTProto instance
* @param array $dclist DC IP list
* @param array $settings Settings
* @param boolean $reconnectAll Whether to reconnect to all DCs or just to changed ones
* @param CookieJar $jar Cookie jar
*
* @return void
*/
public function __magic_construct($API, array $dclist, array $settings, bool $reconnectAll = true, CookieJar $jar = null)
{
$this->API = $API;
$changed = [];
$changedSettings = $this->settings !== $settings;
if (!$reconnectAll) {
$changed = [];
$test = ($API->getCachedConfig()['test_mode'] ?? false) ? 'test' : 'main';
foreach ($dclist[$test] as $ipv6 => $dcs) {
foreach ($dcs as $id => $dc) {
if ($dc !== ($this->dclist[$test][$ipv6][$id] ?? [])) {
$changed[$id] = true;
}
}
}
}
$this->dclist = $dclist;
$this->settings = $settings;
foreach ($this->sockets as $key => $socket) {
if ($socket instanceof DataCenterConnection && !\strpos($key, '_bk')) {
//$this->API->logger->logger(\sprintf(\danog\MadelineProto\Lang::$current_lang['dc_con_stop'], $key), \danog\MadelineProto\Logger::VERBOSE);
if ($reconnectAll || isset($changed[$id])) {
$socket->needReconnect(true);
$socket->setExtra($this->API);
$socket->disconnect();
}
} else {
unset($this->sockets[$key]);
}
}
if ($reconnectAll || $changedSettings || !$this->CookieJar) {
$this->CookieJar = $jar ?? new ArrayCookieJar;
$this->HTTPClient = new DefaultClient($this->CookieJar, new HttpSocketPool(new ProxySocketPool([$this, 'rawConnectAsync'])));
$DoHHTTPClient = new DefaultClient(
$this->CookieJar,
new HttpSocketPool(
new ProxySocketPool(
function (string $uri, CancellationToken $token = null, ClientConnectContext $ctx = null) {
return $this->rawConnect($uri, $token, $ctx, true);
}
)
)
);
$DoHConfig = new DoHConfig(
[
new Nameserver('https://mozilla.cloudflare-dns.com/dns-query'),
new Nameserver('https://google.com/resolve', Nameserver::GOOGLE_JSON, ["Host" => "dns.google.com"]),
],
$DoHHTTPClient
);
$NonProxiedDoHConfig = new DoHConfig(
[
new Nameserver('https://mozilla.cloudflare-dns.com/dns-query'),
new Nameserver('https://google.com/resolve', Nameserver::GOOGLE_JSON, ["Host" => "dns.google.com"]),
]
);
$this->DoHClient = Magic::$altervista || Magic::$zerowebhost ? new Rfc1035StubResolver() : new Rfc8484StubResolver($DoHConfig);
$this->NonProxiedDoHClient = Magic::$altervista || Magic::$zerowebhost ? new Rfc1035StubResolver() : new Rfc8484StubResolver($NonProxiedDoHConfig);
}
}
/**
* Asynchronously establish an encrypted TCP connection (non-blocking).
*
* Note: Once resolved the socket stream will already be set to non-blocking mode.
*
* @param ConnectionContext $ctx
* @param string $uricall
* @param ClientConnectContext $socketContext
* @param ClientTlsContext $tlsContext
* @param CancellationToken $token
*
* @return Promise<ClientSocket>
*/
public function cryptoConnect(
ConnectionContext $ctx,
string $uri,
ClientConnectContext $socketContext = null,
ClientTlsContext $tlsContext = null,
CancellationToken $token = null
): Promise {
return call(function () use ($ctx, $uri, $socketContext, $tlsContext, $token) {
$tlsContext = $tlsContext ?? new ClientTlsContext;
if ($tlsContext->getPeerName() === null) {
$tlsContext = $tlsContext->withPeerName(\parse_url($uri, PHP_URL_HOST));
}
/** @var ClientSocket $socket */
$socket = yield $this->socketConnect($ctx, $uri, $socketContext, $token);
$promise = $socket->enableCrypto($tlsContext);
if ($token) {
$deferred = new Deferred;
$id = $token->subscribe([$deferred, "fail"]);
$promise->onResolve(function ($exception) use ($id, $token, $deferred) {
if ($token->isRequested()) {
return;
}
$token->unsubscribe($id);
if ($exception) {
$deferred->fail($exception);
return;
}
$deferred->resolve();
});
$promise = $deferred->promise();
}
try {
yield $promise;
} catch (\Throwable $exception) {
$socket->close();
throw $exception;
}
return $socket;
});
}
/**
* Asynchronously establish a socket connection to the specified URI.
*
* @param ConnectionContext $ctx Connection context
* @param string $uri URI in scheme://host:port format. TCP is assumed if no scheme is present.
* @param ClientConnectContext $socketContext Socket connect context to use when connecting.
* @param CancellationToken|null $token
*
* @return Promise<\Amp\Socket\ClientSocket>
*/
public function socketConnect(ConnectionContext $ctx, string $uri, ClientConnectContext $socketContext = null, CancellationToken $token = null): Promise
{
return call(function () use ($ctx, $uri, $socketContext, $token) {
$socketContext = $socketContext ?? new ClientConnectContext;
$token = $token ?? new NullCancellationToken;
$attempt = 0;
$uris = [];
$failures = [];
list($scheme, $host, $port) = parseUri($uri);
if ($host[0] === '[') {
$host = \substr($host, 1, -1);
}
if ($port === 0 || @\inet_pton($host)) {
// Host is already an IP address or file path.
$uris = [$uri];
} else {
// Host is not an IP address, so resolve the domain name.
// When we're connecting to a host, we may need to resolve the domain name, first.
// The resolution is usually done using DNS over HTTPS.
//
// The DNS over HTTPS resolver needs to resolve the domain name of the DOH server:
// this is handled internally by the DNS over HTTPS client,
// by redirecting the resolution request to the plain DNS client.
//
// However, if the DoH connection is proxied with a proxy that has a domain name itself,
// we cannot resolve it with the DoH resolver, since this will cause an infinite loop
//
// resolve host.com => (DoH resolver) => resolve dohserver.com => (simple resolver) => OK
//
// |> resolve dohserver.com => (simple resolver) => OK
// resolve host.com => (DoH resolver) =|
// |> resolve proxy.com => (non-proxied resolver) => OK
//
//
// This means that we must detect if the domain name we're trying to resolve is a proxy domain name.
//
// Here, we simply check if the connection URI has changed since we first set it:
// this would indicate that a proxy class has changed the connection URI to the proxy URI.
//
if ($ctx->isDns()) {
$records = yield $this->NonProxiedDoHClient->resolve($host, $socketContext->getDnsTypeRestriction());
} else {
$records = yield $this->DoHClient->resolve($host, $socketContext->getDnsTypeRestriction());
}
\usort($records, function (Record $a, Record $b) {
return $a->getType() - $b->getType();
});
if ($ctx->getIpv6()) {
$records = \array_reverse($records);
}
foreach ($records as $record) {
/** @var Record $record */
if ($record->getType() === Record::AAAA) {
$uris[] = \sprintf("%s://[%s]:%d", $scheme, $record->getValue(), $port);
} else {
$uris[] = \sprintf("%s://%s:%d", $scheme, $record->getValue(), $port);
}
}
}
$flags = \STREAM_CLIENT_CONNECT | \STREAM_CLIENT_ASYNC_CONNECT;
$timeout = $socketContext->getConnectTimeout();
foreach ($uris as $builtUri) {
try {
$context = \stream_context_create($socketContext->toStreamContextArray());
if (!$socket = @\stream_socket_client($builtUri, $errno, $errstr, null, $flags, $context)) {
throw new ConnectException(\sprintf(
"Connection to %s failed: [Error #%d] %s%s",
$uri,
$errno,
$errstr,
$failures ? "; previous attempts: ".\implode($failures) : ""
), $errno);
}
\stream_set_blocking($socket, false);
$deferred = new Deferred;
$watcher = Loop::onWritable($socket, [$deferred, 'resolve']);
$id = $token->subscribe([$deferred, 'fail']);
try {
yield Promise\timeout($deferred->promise(), $timeout);
} catch (TimeoutException $e) {
throw new ConnectException(\sprintf(
"Connecting to %s failed: timeout exceeded (%d ms)%s",
$uri,
$timeout,
$failures ? "; previous attempts: ".\implode($failures) : ""
), 110); // See ETIMEDOUT in http://www.virtsync.com/c-error-codes-include-errno
} finally {
Loop::cancel($watcher);
$token->unsubscribe($id);
}
// The following hack looks like the only way to detect connection refused errors with PHP's stream sockets.
if (\stream_socket_getName($socket, true) === false) {
\fclose($socket);
throw new ConnectException(\sprintf(
"Connection to %s refused%s",
$uri,
$failures ? "; previous attempts: ".\implode($failures) : ""
), 111); // See ECONNREFUSED in http://www.virtsync.com/c-error-codes-include-errno
}
} catch (ConnectException $e) {
// Includes only error codes used in this file, as error codes on other OS families might be different.
// In fact, this might show a confusing error message on OS families that return 110 or 111 by itself.
$knownReasons = [
110 => "connection timeout",
111 => "connection refused",
];
$code = $e->getCode();
$reason = $knownReasons[$code] ?? ("Error #".$code);
if (++$attempt === $socketContext->getMaxAttempts()) {
break;
}
$failures[] = "{$uri} ({$reason})";
continue; // Could not connect to host, try next host in the list.
}
if ($ctx->hasReadCallback()) {
$socket = new class($socket) extends ClientSocket {
private $callback;
public function setReadCallback($callback)
{
$this->callback = $callback;
}
/** @inheritdoc */
public function read(): Promise
{
$promise = parent::read();
$promise->onResolve(function ($e, $res) {
if ($res) {
($this->callback)();
}
});
return $promise;
}
};
$socket->setReadCallback($ctx->getReadCallback());
} else {
$socket = new ClientSocket($socket);
}
return $socket;
}
// This is reached if either all URIs failed or the maximum number of attempts is reached.
throw $e;
});
}
public function rawConnect(string $uri, CancellationToken $token = null, ClientConnectContext $ctx = null, $fromDns = false): \Generator
{
$ctxs = $this->generateContexts(0, $uri, $ctx);
if (empty($ctxs)) {
throw new Exception("No contexts for raw connection to URI $uri");
}
foreach ($ctxs as $ctx) {
/* @var $ctx \danog\MadelineProto\Stream\ConnectionContext */
try {
$ctx->setIsDns($fromDns);
$ctx->setCancellationToken($token);
$result = yield $ctx->getStream();
$this->API->logger->logger('OK!', \danog\MadelineProto\Logger::WARNING);
return $result->getSocket();
} catch (\Throwable $e) {
if (\defined('MADELINEPROTO_TEST') && MADELINEPROTO_TEST === 'pony') {
throw $e;
}
$this->API->logger->logger('Connection failed: '.$e, \danog\MadelineProto\Logger::ERROR);
if ($e instanceof MultiReasonException) {
foreach ($e->getReasons() as $reason) {
$this->API->logger->logger('Multireason: '.$reason, \danog\MadelineProto\Logger::ERROR);
}
}
}
}
throw new \danog\MadelineProto\Exception("Could not connect to URI $uri");
}
public function dcConnect(string $dc_number, int $id = -1): \Generator
{
$old = isset($this->sockets[$dc_number]) && (
$this->sockets[$dc_number]->shouldReconnect() ||
(
$id !== -1
&& $this->sockets[$dc_number]->hasConnection($id)
&& $this->sockets[$dc_number]->getConnection($id)->shouldReconnect()
)
);
if (isset($this->sockets[$dc_number]) && !$old) {
$this->API->logger("Not reconnecting to DC $dc_number ($id)");
return false;
}
$ctxs = $this->generateContexts($dc_number);
if (empty($ctxs)) {
return false;
}
foreach ($ctxs as $ctx) {
try {
if ($old) {
$this->API->logger->logger("Reconnecting to DC $dc_number ($id) from existing", \danog\MadelineProto\Logger::WARNING);
$this->sockets[$dc_number]->setExtra($this->API);
yield $this->sockets[$dc_number]->connect($ctx, $id);
} else {
$this->API->logger->logger("Connecting to DC $dc_number from scratch", \danog\MadelineProto\Logger::WARNING);
$this->sockets[$dc_number] = new DataCenterConnection();
$this->sockets[$dc_number]->setExtra($this->API);
yield $this->sockets[$dc_number]->connect($ctx);
}
$this->API->logger->logger('OK!', \danog\MadelineProto\Logger::WARNING);
return true;
} catch (\Throwable $e) {
if (\defined(\MADELINEPROTO_TEST::class) && MADELINEPROTO_TEST === 'pony') {
throw $e;
}
$this->API->logger->logger('Connection failed: '.$e->getMessage(), \danog\MadelineProto\Logger::ERROR);
} catch (\Exception $e) {
$this->API->logger->logger('Connection failed: '.$e->getMessage(), \danog\MadelineProto\Logger::ERROR);
}
}
throw new \danog\MadelineProto\Exception("Could not connect to DC $dc_number");
}
public function generateContexts($dc_number = 0, string $uri = '', ClientConnectContext $context = null)
{
$ctxs = [];
$combos = [];
$dc_config_number = isset($this->settings[$dc_number]) ? $dc_number : 'all';
$test = $this->settings[$dc_config_number]['test_mode'] ? 'test' : 'main';
$ipv6 = $this->settings[$dc_config_number]['ipv6'] ? 'ipv6' : 'ipv4';
switch ($this->settings[$dc_config_number]['protocol']) {
case 'tcp_abridged':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [AbridgedStream::getName(), []]];
break;
case 'tcp_intermediate':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [IntermediateStream::getName(), []]];
break;
case 'obfuscated2':
$this->settings[$dc_config_number]['protocol'] = 'tcp_intermediate_padded';
$this->settings[$dc_config_number]['obfuscated'] = true;
// no break
case 'tcp_intermediate_padded':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [IntermediatePaddedStream::getName(), []]];
break;
case 'tcp_full':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [FullStream::getName(), []]];
break;
case 'http':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [HttpStream::getName(), []]];
break;
case 'https':
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [HttpsStream::getName(), []]];
break;
default:
throw new Exception(\danog\MadelineProto\Lang::$current_lang['protocol_invalid']);
}
if ($this->settings[$dc_config_number]['obfuscated'] && !\in_array($default[2][0], [HttpsStream::getName(), HttpStream::getName()])) {
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [ObfuscatedStream::getName(), []], \end($default)];
}
if ($this->settings[$dc_config_number]['transport'] && !\in_array($default[2][0], [HttpsStream::getName(), HttpStream::getName()])) {
switch ($this->settings[$dc_config_number]['transport']) {
case 'tcp':
if ($this->settings[$dc_config_number]['obfuscated']) {
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [ObfuscatedStream::getName(), []], \end($default)];
}
break;
case 'wss':
$default = [[DefaultStream::getName(), []], [WssStream::getName(), []], [BufferedRawStream::getName(), []], [ObfuscatedStream::getName(), []], \end($default)];
break;
case 'ws':
$default = [[DefaultStream::getName(), []], [WsStream::getName(), []], [BufferedRawStream::getName(), []], [ObfuscatedStream::getName(), []], \end($default)];
break;
}
}
if (!$dc_number) {
$default = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []]];
}
$combos[] = $default;
if (!isset($this->settings[$dc_config_number]['do_not_retry'])) {
if ((isset($this->dclist[$test][$ipv6][$dc_number]['tcpo_only']) && $this->dclist[$test][$ipv6][$dc_number]['tcpo_only']) || isset($this->dclist[$test][$ipv6][$dc_number]['secret'])) {
$extra = isset($this->dclist[$test][$ipv6][$dc_number]['secret']) ? ['secret' => $this->dclist[$test][$ipv6][$dc_number]['secret']] : [];
$combos[] = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [ObfuscatedStream::getName(), $extra], [IntermediatePaddedStream::getName(), []]];
}
if (\is_iterable($this->settings[$dc_config_number]['proxy'])) {
$proxies = $this->settings[$dc_config_number]['proxy'];
$proxy_extras = $this->settings[$dc_config_number]['proxy_extra'];
} else {
$proxies = [$this->settings[$dc_config_number]['proxy']];
$proxy_extras = [$this->settings[$dc_config_number]['proxy_extra']];
}
foreach ($proxies as $key => $proxy) {
// Convert old settings
if ($proxy === '\\Socket') {
$proxy = DefaultStream::getName();
}
if ($proxy === '\\SocksProxy') {
$proxy = SocksProxy::getName();
}
if ($proxy === '\\HttpProxy') {
$proxy = HttpProxy::getName();
}
if ($proxy === '\\MTProxySocket') {
$proxy = ObfuscatedStream::getName();
}
if ($proxy === DefaultStream::getName()) {
continue;
}
if (!$dc_number && $proxy === ObfuscatedStream::getName()) {
continue;
}
$extra = $proxy_extras[$key];
if (!isset(\class_implements($proxy)['danog\\MadelineProto\\Stream\\StreamInterface'])) {
throw new \danog\MadelineProto\Exception(\danog\MadelineProto\Lang::$current_lang['proxy_class_invalid']);
}
if ($proxy === ObfuscatedStream::getName() && \in_array(\strlen($extra['secret']), [17, 34])) {
$combos[] = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [$proxy, $extra], [IntermediatePaddedStream::getName(), []]];
}
foreach ($combos as $k => $orig) {
$combo = [];
if ($proxy === ObfuscatedStream::getName()) {
$combo = $orig;
if ($combo[\count($combo) - 2][0] === ObfuscatedStream::getName()) {
$combo[\count($combo) - 2][1] = $extra;
} else {
$mtproto = \end($combo);
$combo[\count($combo) - 1] = [$proxy, $extra];
$combo[] = $mtproto;
}
} else {
if ($orig[1][0] === BufferedRawStream::getName()) {
list($first, $second) = [\array_slice($orig, 0, 2), \array_slice($orig, 2)];
$first[] = [$proxy, $extra];
$combo = \array_merge($first, $second);
} elseif (\in_array($orig[1][0], [WsStream::getName(), WssStream::getName()])) {
list($first, $second) = [\array_slice($orig, 0, 1), \array_slice($orig, 1)];
$first[] = [BufferedRawStream::getName(), []];
$first[] = [$proxy, $extra];
$combo = \array_merge($first, $second);
}
}
\array_unshift($combos, $combo);
//unset($combos[$k]);
}
}
if ($dc_number) {
$combos[] = [[DefaultStream::getName(), []], [BufferedRawStream::getName(), []], [HttpsStream::getName(), []]];
}
$combos = \array_unique($combos, SORT_REGULAR);
}
/* @var $context \Amp\ClientConnectContext */
$context = $context ?? (new ClientConnectContext())->withMaxAttempts(1)->withConnectTimeout(1000 * $this->settings[$dc_config_number]['timeout']);
foreach ($combos as $combo) {
$ipv6 = [$this->settings[$dc_config_number]['ipv6'] ? 'ipv6' : 'ipv4', $this->settings[$dc_config_number]['ipv6'] ? 'ipv4' : 'ipv6'];
foreach ($ipv6 as $ipv6) {
// This is only for non-MTProto connections
if (!$dc_number) {
/** @var $ctx \danog\MadelineProto\Stream\ConnectionContext */
$ctx = (new ConnectionContext())
->setSocketContext($context)
->setUri($uri)
->setIpv6($ipv6 === 'ipv6');
foreach ($combo as $stream) {
if ($stream[0] === DefaultStream::getName() && $stream[1] === []) {
$stream[1] = [
function (
string $uri,
ClientConnectContext $socketContext = null,
CancellationToken $token = null
) use ($ctx): Promise {
return $this->socketConnect($ctx, $uri, $socketContext, $token);
},
function (
string $uri,
ClientConnectContext $socketContext = null,
ClientTlsContext $tlsContext = null,
CancellationToken $token = null
) use ($ctx): Promise {
return $this->cryptoConnect($ctx, $uri, $socketContext, $tlsContext, $token);
},
];
}
$ctx->addStream(...$stream);
}
$ctxs[] = $ctx;
continue;
}
// This is only for MTProto connections
if (!isset($this->dclist[$test][$ipv6][$dc_number]['ip_address'])) {
continue;
}
$address = $this->dclist[$test][$ipv6][$dc_number]['ip_address'];
$port = $this->dclist[$test][$ipv6][$dc_number]['port'];
foreach (\array_unique([$port, 443, 80, 88, 5222]) as $port) {
$stream = \end($combo)[0];
if ($stream === HttpsStream::getName()) {
$subdomain = $this->dclist['ssl_subdomains'][\preg_replace('/\D+/', '', $dc_number)];
if (\strpos($dc_number, '_media') !== false) {
$subdomain .= '-1';
}
$path = $this->settings[$dc_config_number]['test_mode'] ? 'apiw_test1' : 'apiw1';
$uri = 'tcp://'.$subdomain.'.web.telegram.org:'.$port.'/'.$path;
} elseif ($stream === HttpStream::getName()) {
$uri = 'tcp://'.$address.':'.$port.'/api';
} else {
$uri = 'tcp://'.$address.':'.$port;
}
if ($combo[1][0] === WssStream::getName()) {
$subdomain = $this->dclist['ssl_subdomains'][\preg_replace('/\D+/', '', $dc_number)];
if (\strpos($dc_number, '_media') !== false) {
$subdomain .= '-1';
}
$path = $this->settings[$dc_config_number]['test_mode'] ? 'apiws_test' : 'apiws';
$uri = 'tcp://'.$subdomain.'.'.'web.telegram.org'.':'.$port.'/'.$path;
} elseif ($combo[1][0] === WsStream::getName()) {
$subdomain = $this->dclist['ssl_subdomains'][\preg_replace('/\D+/', '', $dc_number)];
if (\strpos($dc_number, '_media') !== false) {
$subdomain .= '-1';
}
$path = $this->settings[$dc_config_number]['test_mode'] ? 'apiws_test' : 'apiws';
//$uri = 'tcp://' . $subdomain . '.web.telegram.org:' . $port . '/' . $path;
$uri = 'tcp://'.$address.':'.$port.'/'.$path;
}
/** @var $ctx \danog\MadelineProto\Stream\ConnectionContext */
$ctx = (new ConnectionContext())
->setDc($dc_number)
->setTest($this->settings[$dc_config_number]['test_mode'])
->setSocketContext($context)
->setUri($uri)
->setIpv6($ipv6 === 'ipv6');
foreach ($combo as $stream) {
if ($stream[0] === DefaultStream::getName() && $stream[1] === []) {
$stream[1] = [
function (
string $uri,
ClientConnectContext $socketContext = null,
CancellationToken $token = null
) use ($ctx): Promise {
return $this->socketConnect($ctx, $uri, $socketContext, $token);
},
function (
string $uri,
ClientConnectContext $socketContext = null,
ClientTlsContext $tlsContext = null,
CancellationToken $token = null
) use ($ctx): Promise {
return $this->cryptoConnect($ctx, $uri, $socketContext, $tlsContext, $token);
},
];
}
$ctx->addStream(...$stream);
}
$ctxs[] = $ctx;
}
}
}
if (isset($this->dclist[$test][$ipv6][$dc_number.'_bk']['ip_address'])) {
$ctxs = \array_merge($ctxs, $this->generateContexts($dc_number.'_bk'));
}
if (empty($ctxs)) {
unset($this->sockets[$dc_number]);
$this->API->logger->logger("No info for DC $dc_number", \danog\MadelineProto\Logger::ERROR);
} elseif (\defined('MADELINEPROTO_TEST') && MADELINEPROTO_TEST === 'pony') {
return [$ctxs[0]];
}
return $ctxs;
}
/**
* Get Artax async HTTP client.
*
* @return \Amp\Artax\Client
*/
public function getHTTPClient(): Client
{
return $this->HTTPClient;
}
/**
* Get Artax async HTTP client.
*
* @return \Amp\Artax\CookieJar
*/
public function getCookieJar(): CookieJar
{
return $this->CookieJar;
}
/**
* Get DNS over HTTPS async DNS client.
*
* @return \Amp\Dns\Resolver
*/
public function getDNSClient(): Resolver
{
return $this->DoHClient;
}
public function fileGetContents($url): \Generator
{
return yield (yield $this->getHTTPClient()->request($url))->getBody();
}
/**
* Get Connection instance for authorization.
*
* @param string $dc DC ID
*
* @return Connection
*/
public function getAuthConnection(string $dc): Connection
{
return $this->sockets[$dc]->getAuthConnection();
}
/**
* Get Connection instance.
*
* @param string $dc DC ID
*
* @return Connection
*/
public function getConnection(string $dc): Connection
{
return $this->sockets[$dc]->getConnection();
}
/**
* Get DataCenterConnection instance.
*
* @param string $dc DC ID
*
* @return DataCenterConnection
*/
public function getDataCenterConnection(string $dc): DataCenterConnection
{
return $this->sockets[$dc];
}
/**
* Get all DataCenterConnection instances.
*
* @return array<string, DataCenterConnection>
*/
public function getDataCenterConnections(): array
{
return $this->sockets;
}
/**
* Check if a DC is present.
*
* @param string $dc DC ID
*
* @return boolean
*/
public function has(string $dc): bool
{
return isset($this->sockets[$dc]);
}
/**
* Check if connected to datacenter using HTTP.
*
* @param string $datacenter DC ID
*
* @return boolean
*/
public function isHttp(string $datacenter)
{
return $this->sockets[$datacenter]->isHttp();
}
/**
* Check if connected to datacenter directly using IP address.
*
* @param string $datacenter DC ID
*
* @return boolean
*/
public function byIPAddress(string $datacenter): bool
{
return $this->sockets[$datacenter]->byIPAddress();
}
/**
* Get all DC IDs.
*
* @param boolean $all Whether to get all possible DC IDs, or only connected ones
*
* @return array
*/
public function getDcs($all = true): array
{
$test = $this->settings['all']['test_mode'] ? 'test' : 'main';
$ipv6 = $this->settings['all']['ipv6'] ? 'ipv6' : 'ipv4';
return $all ? \array_keys((array) $this->dclist[$test][$ipv6]) : \array_keys((array) $this->sockets);
}
}