499 lines
18 KiB
PHP
499 lines
18 KiB
PHP
<?php
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namespace App\Livewire\Servers;
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use App\Models\AuditEvent;
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use App\Models\Server;
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use App\Services\Fail2banService;
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use App\Services\FirewallService;
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use App\Services\FleetService;
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use App\Services\HardeningService;
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use App\Support\Os\OsDetector;
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use Illuminate\Support\Facades\Auth;
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use Illuminate\Support\Str;
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use Livewire\Attributes\Layout;
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use Livewire\Attributes\On;
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use Livewire\Component;
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use Throwable;
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#[Layout('layouts.app')]
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class Show extends Component
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{
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/** Route-model-bound by uuid (R11). */
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public Server $server;
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/** Page <title>; localized at runtime (attributes can't call __()). */
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public function title(): string
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{
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return __('servers.show_title');
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}
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public bool $connected = false;
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public bool $ready = false;
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public float $loadAvg = 0;
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public array $volumes = [];
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public array $interfaces = [];
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public array $hardening = [];
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/** Firewall state (installed/active/defaults/rules) for the Firewall-Regeln panel. */
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public array $firewall = [];
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/** fail2ban state (jails/banned IPs/whitelist) for the fail2ban-Status panel. */
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public array $fail2ban = [];
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/** Input for adding an IP/CIDR to the fail2ban whitelist. */
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public string $newIgnoreIp = '';
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/** Detected OS tooling (family/package manager/firewall) for the identity panel. */
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public array $os = [];
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public array $sshKeys = [];
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/**
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* Pull a live snapshot over SSH and persist identity/metrics onto the row.
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* On any failure (no credential, unreachable) the page renders an offline
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* state from the last persisted values instead of crashing.
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*/
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public function mount(): void
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{
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// Viewing a server's details makes it the ACTIVE server, so the sidebar switcher
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// (and the server-scoped sections) always reflect the server on screen — no drift
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// between the URL subject and the sidebar selection.
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session(['active_server_id' => $this->server->id]);
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// identity + gauges render from the persisted row immediately;
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// the live snapshot loads lazily via wire:init -> load().
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}
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/** Lazy: pull the full SSH snapshot after the shell renders, behind skeletons. */
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public function load(FleetService $fleet): void
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{
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try {
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$snap = $fleet->snapshot($this->server);
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$id = $snap['identity'];
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$rootUsed = collect($snap['volumes'])->firstWhere('mount', '/')['used'] ?? $this->server->disk;
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$this->server->forceFill([
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'cpu' => $snap['metrics']['cpu'],
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'mem' => $snap['metrics']['mem'],
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'disk' => $rootUsed,
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'os' => $id['os'],
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'hostname' => $id['hostname'],
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'uptime' => $id['uptime'],
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'status' => 'online',
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'last_seen_at' => now(),
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'specs' => [
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'cores' => $id['cores'],
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'ram_gb' => $id['ram_gb'],
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'disk_gb' => $id['disk_gb'],
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'arch' => $id['arch'],
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'kernel' => $id['kernel'],
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'virt' => $id['virt'],
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],
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])->save();
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$this->volumes = $snap['volumes'];
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$this->interfaces = $snap['interfaces'];
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$this->sshKeys = $snap['sshKeys'];
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// Detected OS profile (cached) — surfaces the package manager + firewall
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// tooling and drives which hardening features are offered.
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try {
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// fresh probe on each full load; primes the 1h cache the hardening,
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// firewall and update reads reuse within this request cycle.
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$profile = app(OsDetector::class)->detect($this->server, fresh: true);
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$this->os = [
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'familyLabel' => $profile->familyLabel(),
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'packageManager' => $profile->packageManager,
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'firewallTool' => $profile->firewallTool,
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'serviceManager' => $profile->serviceManager,
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];
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} catch (Throwable) {
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$this->os = [];
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}
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// Hardening state is a separate PRIVILEGED read (sshd -T + pkg checks).
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try {
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$this->hardening = app(HardeningService::class)->state($this->server);
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} catch (Throwable) {
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$this->hardening = [];
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}
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// Firewall rules/defaults (separate PRIVILEGED read; empty on failure).
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try {
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$this->firewall = app(FirewallService::class)->status($this->server);
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} catch (Throwable) {
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$this->firewall = [];
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}
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// fail2ban jails/banned IPs/whitelist (separate PRIVILEGED read).
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try {
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$this->fail2ban = app(Fail2banService::class)->status($this->server);
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} catch (Throwable) {
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$this->fail2ban = [];
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}
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$this->loadAvg = (float) ($snap['metrics']['load'] ?? 0);
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$this->connected = true;
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} catch (Throwable) {
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$this->connected = false;
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if ($this->server->status !== 'offline') {
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$this->server->forceFill(['status' => 'offline'])->save();
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}
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}
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$this->ready = true;
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}
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/** Refresh the live gauges from the poller-updated row (wire:poll). */
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public function pollMetrics(): void
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{
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$this->server->refresh();
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}
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/**
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* Revoke an SSH key (R5): opens the confirm modal, which writes the
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* AuditEvent and re-dispatches `keyRemoved`. SSH layer removal lands later.
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*/
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public function confirmKeyRemoval(int $index): void
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{
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$key = $this->sshKeys[$index] ?? null;
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if ($key === null) {
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return;
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}
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$fingerprint = $key['fingerprint'];
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$comment = $key['comment'];
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$this->dispatch('openModal',
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component: 'modals.confirm-action',
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arguments: [
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'heading' => __('servers.confirm_remove_key_heading'),
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'body' => __('servers.confirm_remove_key_body', ['name' => $comment, 'server' => $this->server->name]),
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'confirmLabel' => __('common.remove'),
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'danger' => true,
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'icon' => 'trash',
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'auditAction' => 'ssh_key.remove',
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'auditTarget' => "{$comment} · {$this->server->name}",
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'serverId' => $this->server->id,
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'event' => 'keyRemoved',
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'params' => ['fingerprint' => $fingerprint],
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'notify' => __('servers.notify_key_removed', ['name' => $comment]),
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],
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);
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}
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/** Applies the confirmed key removal over SSH, then reloads the list. */
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#[On('keyRemoved')]
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public function removeKey(string $fingerprint, FleetService $fleet): void
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{
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try {
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$fleet->removeAuthorizedKey($this->server, $fingerprint);
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} catch (Throwable $e) {
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$this->dispatch('notify', message: __('servers.notify_remove_failed', ['error' => $e->getMessage()]));
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return;
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}
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$this->reloadKeys($fleet);
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}
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/** Re-read the authorized keys after an add/remove. */
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#[On('keyChanged')]
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public function reloadKeys(FleetService $fleet): void
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{
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try {
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$this->sshKeys = $fleet->sshKeys($this->server);
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} catch (Throwable) {
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// keep the current list on failure
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}
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}
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/** Credential changed -> reconnect with the new login and re-pull the snapshot. */
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#[On('credentialChanged')]
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public function reloadAfterCredential(FleetService $fleet): void
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{
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$this->server->refresh();
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$this->ready = false;
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$this->load($fleet);
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}
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/** Open the file manager scoped to this server. */
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public function openFiles()
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{
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session(['active_server_id' => $this->server->id]);
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return $this->redirect(route('files.index'), navigate: true);
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}
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/**
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* Toggle the credential between aktiv/gesperrt (sets/clears disabled_at).
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* The CredentialVault already refuses a disabled credential, so this is the
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* operator's kill-switch for a deposited login without deleting it.
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*/
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public function toggleCredential(): void
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{
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$cred = $this->server->credential;
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if (! $cred) {
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return;
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}
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$disable = ! $cred->disabled;
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$cred->forceFill(['disabled_at' => $disable ? now() : null])->save();
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AuditEvent::create([
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'user_id' => Auth::id(),
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'server_id' => $this->server->id,
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'actor' => Auth::user()?->name ?? 'system',
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'action' => $disable ? 'credential.disable' : 'credential.enable',
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'target' => $this->server->name.' · '.$cred->username,
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'ip' => request()->ip(),
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]);
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$this->server->refresh();
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$this->dispatch('notify', message: $disable ? __('servers.notify_access_locked') : __('servers.notify_access_unlocked'));
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}
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/**
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* Delete the credential (R5): opens the confirm modal, which writes the
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* AuditEvent and re-dispatches `credentialDeleted`.
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*/
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public function confirmDeleteCredential(): void
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{
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$cred = $this->server->credential;
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if (! $cred) {
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return;
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}
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$this->dispatch('openModal',
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component: 'modals.confirm-action',
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arguments: [
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'heading' => __('servers.confirm_delete_credential_heading'),
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'body' => __('servers.confirm_delete_credential_body', ['server' => $this->server->name]),
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'confirmLabel' => __('common.delete'),
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'danger' => true,
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'icon' => 'trash',
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'auditAction' => 'credential.delete',
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'auditTarget' => $this->server->name.' · '.$cred->username,
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'serverId' => $this->server->id,
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'event' => 'credentialDeleted',
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'params' => [],
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'notify' => __('servers.notify_access_deleted'),
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],
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);
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}
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/** Applies the confirmed credential deletion, then refreshes the row. */
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#[On('credentialDeleted')]
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public function deleteCredential(): void
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{
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$this->server->credential()->delete();
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$this->server->refresh();
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}
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/**
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* A hardening/firewall action was applied -> re-pull the snapshot so the
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* checklist + firewall row reflect the new state.
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*/
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#[On('hardeningApplied')]
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public function reloadSnapshot(FleetService $fleet): void
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{
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$this->server->refresh();
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$this->ready = false;
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$this->load($fleet);
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}
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/**
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* Delete a firewall rule (R5): opens the confirm modal, which writes the
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* AuditEvent and re-dispatches `firewallRuleDelete` (handled below).
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*/
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public function confirmDeleteRule(int $index): void
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{
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$rule = $this->firewall['rules'][$index] ?? null;
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if ($rule === null) {
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return;
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}
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$spec = $rule['spec'] ?? '';
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$label = $rule['label'] ?? ($rule['raw'] ?? $spec);
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$this->dispatch('openModal',
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component: 'modals.confirm-action',
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arguments: [
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'heading' => __('servers.confirm_remove_rule_heading'),
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'body' => __('servers.confirm_remove_rule_body', ['label' => $label, 'server' => $this->server->name]),
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'confirmLabel' => __('common.remove'),
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'danger' => true,
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'icon' => 'trash',
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// No premature audit/notify — the handler records the real outcome
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// only after the remote command returns (audit reflects success).
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'event' => 'firewallRuleDelete',
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'params' => ['spec' => $spec, 'label' => $label],
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'notify' => '',
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],
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);
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}
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/** Applies the confirmed rule deletion over SSH, then audits + reloads on success. */
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#[On('firewallRuleDelete')]
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public function deleteFirewallRule(string $spec, string $label, FirewallService $firewall): void
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{
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try {
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$res = $firewall->deleteRule($this->server, $spec);
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} catch (Throwable $e) {
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$this->dispatch('notify', message: __('servers.notify_remove_failed', ['error' => Str::limit($e->getMessage(), 90)]));
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return;
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}
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// The rule was already gone — inform, refresh, but do NOT audit a non-event.
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if (! empty($res['notFound'])) {
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$this->dispatch('notify', message: __('servers.notify_rule_not_found'));
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$this->reloadFirewall($firewall);
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return;
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}
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if (! $res['ok']) {
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$this->dispatch('notify', message: __('servers.notify_remove_failed', ['error' => Str::limit($res['output'] ?: __('servers.error_unknown'), 90)]));
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return;
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}
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AuditEvent::create([
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'user_id' => Auth::id(),
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'server_id' => $this->server->id,
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'actor' => Auth::user()?->name ?? 'system',
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'action' => 'firewall.rule_delete',
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'target' => $label.' · '.$this->server->name,
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'ip' => request()->ip(),
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]);
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$this->dispatch('notify', message: __('servers.notify_firewall_rule_removed'));
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$this->reloadFirewall($firewall);
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}
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/** Re-read the firewall state after an add/delete/default change. */
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#[On('firewallChanged')]
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public function reloadFirewall(FirewallService $firewall): void
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{
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try {
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$this->firewall = $firewall->status($this->server);
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} catch (Throwable) {
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// keep the current state on failure
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}
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}
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/** Unban a fail2ban IP — recovery action, so a direct (audited) click, no R5 modal. */
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public function unbanIp(string $jail, string $ip, Fail2banService $fail2ban): void
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{
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try {
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$res = $fail2ban->unban($this->server, $jail, $ip);
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} catch (Throwable $e) {
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$this->dispatch('notify', message: __('servers.notify_unban_failed', ['error' => Str::limit($e->getMessage(), 90)]));
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return;
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}
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if (! $res['ok']) {
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$this->dispatch('notify', message: __('servers.notify_unban_failed', ['error' => Str::limit($res['output'] ?: __('servers.error_unknown'), 90)]));
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return;
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}
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$this->audit('fail2ban.unban', $ip.' · '.$jail.' · '.$this->server->name);
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$this->dispatch('notify', message: __('servers.notify_ip_unbanned', ['ip' => $ip]));
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$this->reloadFail2ban($fail2ban);
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}
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/** Add an IP/CIDR to the fail2ban whitelist (ignoreip) — non-destructive, direct + audited. */
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public function addIgnore(Fail2banService $fail2ban): void
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{
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$ip = trim($this->newIgnoreIp);
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if ($ip === '') {
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return;
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}
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try {
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$res = $fail2ban->addIgnoreIp($this->server, $ip);
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} catch (Throwable $e) {
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$this->dispatch('notify', message: __('servers.notify_whitelist_error', ['error' => Str::limit($e->getMessage(), 90)]));
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return;
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}
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if (! $res['ok']) {
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$this->dispatch('notify', message: __('servers.notify_whitelist_error', ['error' => Str::limit($res['output'] ?: __('servers.error_failed'), 90)]));
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return;
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}
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if (! empty($res['noop'])) {
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$this->newIgnoreIp = '';
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$this->dispatch('notify', message: $res['output']);
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return;
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}
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$this->audit('fail2ban.ignoreip_add', $ip.' · '.$this->server->name);
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$this->newIgnoreIp = '';
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$this->dispatch('notify', message: __('servers.notify_ip_whitelisted', ['ip' => $ip]));
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$this->reloadFail2ban($fail2ban);
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}
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/** Remove an IP/CIDR from the fail2ban whitelist — direct + audited (loopback is refused by the service). */
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public function removeIgnore(string $ip, Fail2banService $fail2ban): void
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{
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try {
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$res = $fail2ban->removeIgnoreIp($this->server, $ip);
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} catch (Throwable $e) {
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$this->dispatch('notify', message: __('servers.notify_whitelist_error', ['error' => Str::limit($e->getMessage(), 90)]));
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return;
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}
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if (! $res['ok']) {
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$this->dispatch('notify', message: __('servers.notify_whitelist_error', ['error' => Str::limit($res['output'] ?: __('servers.error_failed'), 90)]));
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return;
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}
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if (! empty($res['noop'])) {
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$this->dispatch('notify', message: $res['output']);
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return;
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}
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$this->audit('fail2ban.ignoreip_remove', $ip.' · '.$this->server->name);
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$this->dispatch('notify', message: __('servers.notify_ip_unwhitelisted', ['ip' => $ip]));
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$this->reloadFail2ban($fail2ban);
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}
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/** Re-read fail2ban state after an unban/ban/whitelist change. */
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#[On('fail2banChanged')]
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public function reloadFail2ban(Fail2banService $fail2ban): void
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{
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try {
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$this->fail2ban = $fail2ban->status($this->server);
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} catch (Throwable) {
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// keep the current state on failure
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}
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}
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/** Write one AuditEvent for a fail2ban action (success path only). */
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private function audit(string $action, string $target): void
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{
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AuditEvent::create([
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'user_id' => Auth::id(),
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'server_id' => $this->server->id,
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'actor' => Auth::user()?->name ?? 'system',
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'action' => $action,
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'target' => $target,
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'ip' => request()->ip(),
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]);
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}
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public function render()
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{
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return view('livewire.servers.show')->title($this->title());
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}
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}
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