78 lines
1.9 KiB
PHP
78 lines
1.9 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of the Monolog package.
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*
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* (c) Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Monolog\Handler\SyslogUdp;
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use Monolog\Utils;
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use Socket;
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class UdpSocket
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{
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protected const DATAGRAM_MAX_LENGTH = 65023;
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protected string $ip;
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protected int $port;
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protected ?Socket $socket = null;
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public function __construct(string $ip, int $port = 514)
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{
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$this->ip = $ip;
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$this->port = $port;
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}
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public function write(string $line, string $header = ""): void
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{
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$this->send($this->assembleMessage($line, $header));
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}
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public function close(): void
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{
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if ($this->socket instanceof Socket) {
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socket_close($this->socket);
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$this->socket = null;
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}
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}
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protected function getSocket(): Socket
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{
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if (null !== $this->socket) {
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return $this->socket;
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}
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$domain = AF_INET;
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$protocol = SOL_UDP;
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// Check if we are using unix sockets.
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if ($this->port === 0) {
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$domain = AF_UNIX;
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$protocol = IPPROTO_IP;
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}
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$socket = socket_create($domain, SOCK_DGRAM, $protocol);
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if ($socket instanceof Socket) {
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return $this->socket = $socket;
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}
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throw new \RuntimeException('The UdpSocket to '.$this->ip.':'.$this->port.' could not be opened via socket_create');
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}
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protected function send(string $chunk): void
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{
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socket_sendto($this->getSocket(), $chunk, \strlen($chunk), $flags = 0, $this->ip, $this->port);
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}
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protected function assembleMessage(string $line, string $header): string
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{
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$chunkSize = static::DATAGRAM_MAX_LENGTH - \strlen($header);
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return $header . Utils::substr($line, 0, $chunkSize);
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}
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}
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