diff options
Diffstat (limited to 'tor_extension.php')
| -rw-r--r-- | tor_extension.php | 342 |
1 files changed, 0 insertions, 342 deletions
diff --git a/tor_extension.php b/tor_extension.php deleted file mode 100644 index 4c18f9f..0000000 --- a/tor_extension.php +++ /dev/null @@ -1,342 +0,0 @@ -<?php -/** - * Tor Extension for YAMN Web Interface - * Handles Tor integration for anonymous remailer network - */ - -// Constants -define('YAMN_PATH', '/opt/yamn-master/yamn'); -define('YAMN_CONFIG', '/opt/yamn-master/yamn.cfg'); -define('TOR_PROXY', '127.0.0.1:9050'); -define('TOR_CONFIG_FILE', '/var/www/yamnweb/tor_config.ini'); -define('TORSOCKS_PATH', 'torsocks'); - -// SMTP Onion Relays - Primary and Fallback -define('SMTP_RELAYS', [ - [ - 'host' => '4uwpi53u524xdphjw2dv5kywsxmyjxtk4facb76jgl3sc3nda3sz4fqd.onion', - 'port' => 25, - 'name' => 'Primary Onion SMTP' - ], - [ - 'host' => 'xilb7y4kj6u6qfo45o3yk2kilfv54ffukzei3puonuqlncy7cn2afwyd.onion', - 'port' => 25, - 'name' => 'Fallback Onion SMTP' - ] -]); - -/** - * Debug logger function - * - * @param string $message Message to log - * @param bool $include_timestamp Whether to include timestamp - * @return void - */ -function logDebug($message, $include_timestamp = true) { - $log_file = '/var/www/yamnweb/debug.log'; - $log_entry = ($include_timestamp ? date('Y-m-d H:i:s') . " - " : "") . $message . "\n"; - file_put_contents($log_file, $log_entry, FILE_APPEND); -} - -/** - * Check if Tor is available on the system - * - * @return bool True if Tor service is available - */ -function isTorAvailable() { - logDebug("Checking if Tor is available..."); - - // Check if torsocks is installed - $torsocks_check = shell_exec('which torsocks 2>&1'); - if (empty($torsocks_check) || strpos($torsocks_check, 'no torsocks') !== false) { - logDebug("WARNING: torsocks not found in PATH. Tor routing may not work correctly."); - } else { - logDebug("torsocks found: " . trim($torsocks_check)); - } - - // Check if Tor SOCKS proxy is listening - $connection = @fsockopen('127.0.0.1', 9050, $errno, $errstr, 1); - if (is_resource($connection)) { - fclose($connection); - logDebug("Tor is available: SOCKS proxy connection successful"); - return true; - } - - logDebug("SOCKS proxy connection failed: $errno - $errstr"); - - // Alternative: Check if Tor service is running - $tor_running = shell_exec('pgrep -f "tor" | wc -l'); - if (intval($tor_running) > 0) { - logDebug("Tor is available: Tor process is running"); - return true; - } - - logDebug("Tor is NOT available: No Tor process found"); - return false; -} - -/** - * Check if an email address belongs to an .onion domain - * - * @param string $email The email address to check - * @return bool True if the email is for an .onion domain - */ -function isOnionEmail($email) { - // Extract domain from email address - if (preg_match('/@([^>]+)/', $email, $matches)) { - $domain = $matches[1]; - $is_onion = (strpos($domain, '.onion') !== false); - logDebug("Email domain check: $domain - " . ($is_onion ? "is .onion" : "is NOT .onion")); - return $is_onion; - } - logDebug("No domain found in email: $email"); - return false; -} - -/** - * Determine if Tor should be used for the current email - * - * @param string $to The recipient email address - * @return bool True if Tor should be used - */ -function shouldUseTor($to) { - logDebug("Checking if Tor should be used for recipient: $to"); - - // Use Tor if the destination is an .onion address - if (isOnionEmail($to)) { - logDebug("Tor will be used: .onion address detected"); - return true; - } - - // Use Tor if forced by configuration file - if (file_exists(TOR_CONFIG_FILE)) { - logDebug("Config file exists: " . TOR_CONFIG_FILE); - $config = parse_ini_file(TOR_CONFIG_FILE, true); - if (isset($config['tor']) && isset($config['tor']['force_tor'])) { - $force_tor = ($config['tor']['force_tor'] === 'true' || $config['tor']['force_tor'] === '1'); - logDebug("Config file force_tor setting: " . ($force_tor ? "true" : "false")); - return $force_tor; - } - } - - // Check environment variables - $force_tor_env = getenv('YAMN_TOR_FORCE'); - if ($force_tor_env) { - $result = ($force_tor_env === 'true' || $force_tor_env === '1'); - logDebug("Environment variable YAMN_TOR_FORCE: " . ($result ? "true" : "false")); - return $result; - } - - logDebug("Tor will NOT be used: No .onion address or force settings"); - return false; -} - -/** - * Configure Tor environment settings for YAMN - * - * @param bool $useTor Whether to force Tor usage - * @return void - */ -function configureTorForYamn($useTor = false) { - if ($useTor) { - logDebug("Configuring Tor environment variables"); - - // Set SOCKS proxy environment variables - putenv("SOCKS_PROXY=" . TOR_PROXY); - putenv("ALL_PROXY=socks5://" . TOR_PROXY); - putenv("socks_proxy=" . TOR_PROXY); - putenv("all_proxy=socks5://" . TOR_PROXY); - putenv("YAMN_USE_TOR=1"); - putenv("YAMN_TOR_ENABLED=true"); - putenv("YAMN_TOR_FORCE=true"); - - logDebug("Tor environment configured with proxy: " . TOR_PROXY); - } else { - logDebug("Clearing Tor environment variables"); - - // Clear environment variables when not using Tor - putenv("SOCKS_PROXY="); - putenv("ALL_PROXY="); - putenv("socks_proxy="); - putenv("all_proxy="); - putenv("YAMN_USE_TOR=0"); - putenv("YAMN_TOR_ENABLED=false"); - putenv("YAMN_TOR_FORCE=false"); - } -} - -/** - * Test SMTP relay connectivity through Tor - * - * @param string $host SMTP relay hostname - * @param int $port SMTP port - * @return bool True if relay is reachable - */ -function testSmtpRelay($host, $port) { - logDebug("Testing SMTP relay: $host:$port"); - - // Use torsocks to test connection through Tor - $command = "timeout 10 torsocks nc -zv $host $port 2>&1"; - exec($command, $output, $return_var); - - $success = ($return_var == 0); - logDebug("SMTP relay test result: " . ($success ? "SUCCESS" : "FAILED")); - logDebug("Test output: " . implode(" ", $output)); - - return $success; -} - -/** - * Update YAMN config with specific SMTP relay - * VERSIONE DISABILITATA - Non modifica il file, usa configurazione statica - * - * @param string $host SMTP relay hostname - * @param int $port SMTP port - * @return bool True if update successful - */ -function updateYamnConfig($host, $port) { - logDebug("Config update DISABLED - using static configuration"); - logDebug("Requested relay: $host:$port (will be ignored, using config file as-is)"); - - // Verifica solo che il file esista - if (!file_exists(YAMN_CONFIG)) { - logDebug("ERROR: Config file not found: " . YAMN_CONFIG); - return false; - } - - logDebug("Config file exists, skipping dynamic update"); - return true; -} - -/** - * Send an email through YAMN with optional Tor routing and automatic fallback - * - * @param string $chain The remailer chain string (e.g., "entry,middle,exit") - * @param int $copies Number of copies to send (1-3) - * @param string $messageFile Path to the message file - * @param bool $useTor Whether to force Tor usage - * @return array Array containing success status, error message, and output - */ -function sendYamnEmail($chain, $copies, $messageFile, $useTor = false) { - logDebug("=== Starting sendYamnEmail (Static Config Mode) ==="); - logDebug("Chain: $chain"); - logDebug("Copies: $copies"); - logDebug("Message file: $messageFile"); - logDebug("Use Tor: " . ($useTor ? "YES" : "NO")); - - // Configure environment for YAMN to use Tor if needed - configureTorForYamn($useTor); - - // Check if message file exists - if (!file_exists($messageFile)) { - $error = "Message file does not exist: $messageFile"; - logDebug("ERROR: $error"); - return [ - 'success' => false, - 'error' => $error, - 'relay_used' => null, - 'output' => [] - ]; - } - - // Verifica che il config file esista - if (!file_exists(YAMN_CONFIG)) { - $error = "Config file does not exist: " . YAMN_CONFIG; - logDebug("ERROR: $error"); - return [ - 'success' => false, - 'error' => $error, - 'relay_used' => null, - 'output' => [] - ]; - } - - // Build YAMN command to add message to pool - $command_add_to_pool = YAMN_PATH . " " . - "--config=" . YAMN_CONFIG . " " . - "--mail " . - "--chain=\"$chain\" " . - "--copies=$copies < " . escapeshellarg($messageFile) . " 2>&1"; - - // Command to send emails in pool - $command_send = YAMN_PATH . " " . - "--config=" . YAMN_CONFIG . " -S 2>&1"; - - // Log the commands - logDebug("Add to pool command: $command_add_to_pool"); - - // Execute add to pool command - logDebug("Executing add to pool command..."); - exec($command_add_to_pool, $output_add_to_pool, $return_var_add_to_pool); - - // Log the output and return code - logDebug("Add to pool output: " . implode("\n", $output_add_to_pool)); - logDebug("Add to pool return code: $return_var_add_to_pool"); - - // Initialize send variables - $output_send = []; - $return_var_send = -1; - - // Only execute send command if add to pool was successful - if ($return_var_add_to_pool == 0) { - logDebug("Send command: $command_send"); - logDebug("Executing send command..."); - exec($command_send, $output_send, $return_var_send); - logDebug("Send output: " . implode("\n", $output_send)); - logDebug("Send return code: $return_var_send"); - } else { - logDebug("Skipping send command due to add to pool failure"); - $output_send = ["Skipped - add to pool command failed"]; - $return_var_send = -1; - } - - // Check if succeeded - $success = ($return_var_send == 0 && $return_var_add_to_pool == 0); - - if ($success) { - // SUCCESS! Log and return - $log_entry = date('Y-m-d H:i:s') . " | SUCCESS | Chain: $chain | Copies: $copies | Tor: " . - ($useTor ? "Yes" : "No") . "\n"; - file_put_contents('/var/www/yamnweb/yamn_send.log', $log_entry, FILE_APPEND); - - logDebug("✓ SUCCESS"); - logDebug("=== End sendYamnEmail ==="); - - return [ - 'success' => true, - 'error' => '', - 'relay_used' => 'Static Config', - 'tor_used' => $useTor, - 'outputs' => [ - 'add_to_pool' => $output_add_to_pool, - 'send' => $output_send - ] - ]; - } else { - // Failed - $lastError = "Failed to send message"; - if ($return_var_add_to_pool != 0) { - $lastError = "Failed to add message to pool: " . implode(" ", $output_add_to_pool); - } elseif ($return_var_send != 0) { - $lastError = "Failed to send from pool: " . implode(" ", $output_send); - } - - $log_entry = date('Y-m-d H:i:s') . " | FAILED | Chain: $chain | Copies: $copies | Tor: " . - ($useTor ? "Yes" : "No") . " | Error: $lastError\n"; - file_put_contents('/var/www/yamnweb/yamn_send.log', $log_entry, FILE_APPEND); - - logDebug("✗ FAILED: $lastError"); - logDebug("=== End sendYamnEmail ==="); - - return [ - 'success' => false, - 'error' => $lastError, - 'relay_used' => null, - 'tor_used' => $useTor, - 'outputs' => [ - 'add_to_pool' => $output_add_to_pool, - 'send' => $output_send - ] - ]; - } -} |