76 lines
2.5 KiB
PHP
76 lines
2.5 KiB
PHP
<?php
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namespace App\Provisioning\Jobs;
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use App\Models\VpnPeer;
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use App\Services\Wireguard\WireguardHub;
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use Illuminate\Bus\Queueable;
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use Illuminate\Contracts\Queue\ShouldQueue;
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use Illuminate\Foundation\Bus\Dispatchable;
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use Illuminate\Queue\InteractsWithQueue;
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use Illuminate\Queue\SerializesModels;
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/**
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* Push one peer's desired state onto the hub. Runs on the provisioning queue
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* because that is the only worker whose container owns wg0.
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*
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* Takes the public key rather than the model for the removal case: the row is
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* already gone by then, and the hub still has to be told.
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*/
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class ApplyVpnPeer implements ShouldQueue
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{
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use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
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public int $tries = 3;
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public function __construct(
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public string $publicKey,
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public ?string $allowedIp,
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public bool $enabled,
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) {
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$this->onQueue('provisioning');
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}
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public static function for(VpnPeer $peer): self
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{
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return new self($peer->public_key, $peer->allowed_ip, $peer->enabled);
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}
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public function handle(WireguardHub $hub): void
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{
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// Read the CURRENT desired state rather than the one captured at
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// dispatch time. A retried block job would otherwise undo an unblock
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// that happened in the meantime, and nothing would ever put it back:
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// SyncVpnPeers only observes, it never re-applies intent.
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$peer = VpnPeer::withTrashed()->where('public_key', $this->publicKey)->first();
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// No row, or a revoked one, means the peer must be off the hub. The
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// constructor payload only matters when the row is already gone.
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$enabled = $peer === null
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? $this->enabled && $this->allowedIp !== null
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: (! $peer->trashed() && $peer->enabled);
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$ip = $peer?->allowed_ip ?? $this->allowedIp;
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if ($enabled && $ip !== null) {
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$hub->addPeer($this->publicKey, $ip);
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} else {
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$hub->removePeer($this->publicKey);
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}
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if ($peer === null) {
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return;
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}
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// The tombstone has served its purpose once the hub has dropped the peer.
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if ($peer->trashed()) {
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$peer->forceDelete();
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return;
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}
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// Reflect the change immediately instead of waiting for the next sync,
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// so the console does not sit on "wird angewendet" for a whole minute.
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$peer->update(['present' => $enabled, 'observed_at' => now()]);
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}
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}
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