97 lines
2.3 KiB
PHP
97 lines
2.3 KiB
PHP
<?php
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namespace Pterodactyl\Services\Nodes;
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use DateTimeImmutable;
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use Carbon\CarbonImmutable;
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use Illuminate\Support\Str;
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use Pterodactyl\Models\Node;
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use Lcobucci\JWT\Configuration;
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use Lcobucci\JWT\Signer\Hmac\Sha256;
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use Lcobucci\JWT\Signer\Key\InMemory;
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use Pterodactyl\Extensions\Lcobucci\JWT\Encoding\TimestampDates;
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class NodeJWTService
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{
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/**
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* @var array
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*/
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private $claims = [];
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/**
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* @var \DateTimeImmutable|null
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*/
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private $expiresAt;
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/**
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* @var string|null
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*/
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private $subject;
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/**
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* Set the claims to include in this JWT.
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*
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* @return $this
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*/
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public function setClaims(array $claims)
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{
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$this->claims = $claims;
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return $this;
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}
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/**
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* @return $this
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*/
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public function setExpiresAt(DateTimeImmutable $date)
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{
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$this->expiresAt = $date;
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return $this;
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}
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/**
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* @return $this
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*/
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public function setSubject(string $subject)
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{
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$this->subject = $subject;
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return $this;
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}
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/**
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* Generate a new JWT for a given node.
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*
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* @return \Lcobucci\JWT\Token\Plain
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*/
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public function handle(Node $node, string $identifiedBy, string $algo = 'md5')
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{
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$identifier = hash($algo, $identifiedBy);
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$config = Configuration::forSymmetricSigner(new Sha256(), InMemory::plainText($node->getDecryptedKey()));
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$builder = $config->builder(new TimestampDates())
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->issuedBy(config('app.url'))
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->permittedFor($node->getConnectionAddress())
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->identifiedBy($identifier)
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->withHeader('jti', $identifier)
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->issuedAt(CarbonImmutable::now())
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->canOnlyBeUsedAfter(CarbonImmutable::now()->subMinutes(5));
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if ($this->expiresAt) {
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$builder = $builder->expiresAt($this->expiresAt);
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}
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if (!empty($this->subject)) {
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$builder = $builder->relatedTo($this->subject)->withHeader('sub', $this->subject);
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}
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foreach ($this->claims as $key => $value) {
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$builder = $builder->withClaim($key, $value);
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}
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return $builder
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->withClaim('unique_id', Str::random(16))
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->getToken($config->signer(), $config->signingKey());
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}
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}
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