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Merge remote-tracking branch 'origin/v8' into v8

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This commit is contained in:
Mahdi 2023-09-24 15:57:06 +03:30
commit 973b38c849
2 changed files with 58 additions and 21 deletions
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5
src/Loop/Secret/SecretFeedLoop.php
View File

@ -73,10 +73,7 @@ final class SecretFeedLoop extends Loop
$this->incomingUpdates = [];
foreach ($updates as $update) {
try {
if (!$this->secretChat->handleEncryptedUpdate($update)) {
$this->logger->logger("Secret chat deleted, exiting $this...");
return self::STOP;
}
$this->secretChat->handleEncryptedUpdate($update);
} catch (SecurityException $e) {
$this->logger->logger("Secret chat deleted, exiting $this...");
throw $e;

74
src/SecretChats/SecretChatController.php
View File

@ -490,17 +490,20 @@ final class SecretChatController implements Stringable
unset($message['message']['bytes']);
$message['message']['decrypted_message'] = $deserialized;
if ($deserialized['_'] === 'decryptedMessageLayer') {
if (($this->checkSecretOutSeqNo($deserialized['out_seq_no']))
&& ($this->checkSecretInSeqNo($deserialized['in_seq_no']))) {
$this->incoming[$this->in_seq_no++] = $message['message'];
if ($deserialized['layer'] >= 46 && $deserialized['layer'] > $this->remoteLayer) {
$this->remoteLayer = $deserialized['layer'];
if ($message['message']['decrypted_message']['_'] === 'decryptedMessageLayer') {
foreach ($this->checkSecretOutSeqNo($message) as $message) {
$this->checkSecretInSeqNo(
$message['message']['decrypted_message']['in_seq_no']
);
$layer = $message['message']['decrypted_message']['layer'];
if ($layer >= 46 && $layer > $this->remoteLayer) {
$this->remoteLayer = $layer;
if (\time() - $this->public->created > 15) {
$this->notifyLayer();
}
}
$message['message']['decrypted_message'] = $deserialized['message'];
$message['message']['decrypted_message'] = $message['message']['decrypted_message']['message'];
$this->incoming[$this->in_seq_no++] = $message;
$this->handleDecryptedUpdate($message);
}
} else {
@ -559,7 +562,7 @@ final class SecretChatController implements Stringable
return $message_data;
}
private function checkSecretInSeqNo(int $seqno): bool
private function checkSecretInSeqNo(int $seqno): void
{
$seqno = ($seqno - $this->out_seq_no_base) >> 1;
if ($seqno < $this->remote_in_seq_no) {
@ -573,26 +576,63 @@ final class SecretChatController implements Stringable
throw new SecurityException('in_seq_no is too big');
}
$this->remote_in_seq_no = $seqno;
return true;
}
private function checkSecretOutSeqNo(int $seqno): bool
private ?int $gapEnd = null;
private ?int $gapQueueSeq = null;
private array $gapQueue = [];
private function checkSecretOutSeqNo(array $message): \Generator
{
$seqno = $message['message']['decrypted_message']['out_seq_no'];
$seqno = ($seqno - $this->in_seq_no_base) >> 1;
$C_plus_one = $this->in_seq_no;
//$this->API->logger->logger($C, $seqno);
if ($seqno < $C_plus_one) {
// <= C
$this->API->logger->logger('WARNING: dropping repeated message with seqno '.$seqno);
return false;
$this->API->logger->logger("WARNING: dropping repeated message in $this with seqno $seqno");
return;
}
if ($seqno > $C_plus_one) {
// > C+1
$this->API->logger->logger("Discarding $this, out_seq_no gap detected: ($seqno > $C_plus_one)", Logger::LEVEL_FATAL);
$this->discard();
// TODO request resending
throw new SecurityException('WARNING: out_seq_no gap detected ('.$seqno.' > '.$C_plus_one.')!');
if ($this->gapEnd !== null) {
// Already recovering gap...
$C_plus_one = $this->gapQueueSeq;
if ($seqno < $C_plus_one) {
// <= C
$this->API->logger->logger("WARNING: dropping repeated message in $this with seqno $seqno while recovering gaps");
return;
}
if ($seqno > $C_plus_one) {
// > C+1
$this->API->logger->logger("Discarding $this because out_seq_no gap detected: ($seqno > $C_plus_one), but already recovering gap!", Logger::LEVEL_FATAL);
$this->discard();
throw new SecurityException("Additional out_seq_no gap detected!");
}
$this->gapQueue []= $message;
$this->gapQueueSeq = $seqno+1;
return;
}
$this->API->logger->logger("Requesting resending in $this, out_seq_no gap detected: ($seqno > $C_plus_one)", Logger::LEVEL_FATAL);
$this->gapEnd = $seqno-1;
$this->gapQueue = [$message];
$this->gapQueueSeq = $seqno+1;
$this->API->methodCallAsyncRead('messages.sendEncryptedService', ['peer' => $this->id, 'message' => ['_' => 'decryptedMessageService', 'action' => [
'_' => 'decryptedMessageActionResend',
'start_seq_no' => $this->in_seq_no,
'end_seq_no' => $this->gapEnd
]]]);
return;
}
yield $message;
if ($seqno === $this->gapEnd) {
$queue = $this->gapQueue;
$this->gapQueue = [];
$this->gapQueueSeq = null;
$this->gapEnd = null;
yield from $queue;
}
return true;
}
private function generateSecretInSeqNo(): int
{