54 lines
1.8 KiB
PHP
54 lines
1.8 KiB
PHP
<?php
|
|
|
|
namespace App\Support\Auth;
|
|
|
|
use App\Models\AdminLoginBlock;
|
|
use Illuminate\Support\Facades\DB;
|
|
|
|
class AdminLoginLockout
|
|
{
|
|
public const MAX_FAILURES = 4;
|
|
public const BLOCK_MINUTES = 20;
|
|
|
|
public static function blockedUntil(string $ip): ?\DateTimeInterface
|
|
{
|
|
$block = AdminLoginBlock::where('ip', $ip)->first();
|
|
|
|
return $block?->isBlocked() ? $block->blocked_until : null;
|
|
}
|
|
|
|
public static function recordFailure(string $ip, string $username, ?string $userAgent): AdminLoginBlock
|
|
{
|
|
return DB::transaction(function () use ($ip, $username, $userAgent) {
|
|
AdminLoginBlock::query()->insertOrIgnore(['ip' => $ip, 'created_at' => now(), 'updated_at' => now()]);
|
|
$block = AdminLoginBlock::where('ip', $ip)->lockForUpdate()->firstOrFail();
|
|
|
|
$windowExpired = $block->last_failed_at === null
|
|
|| $block->last_failed_at->lt(now()->subMinutes(self::BLOCK_MINUTES));
|
|
$attempts = ($windowExpired && ! $block->isBlocked() ? 0 : $block->failed_attempts) + 1;
|
|
|
|
$block->update([
|
|
'failed_attempts' => $attempts,
|
|
'last_username' => mb_substr($username, 0, 191),
|
|
'user_agent' => $userAgent ? mb_substr($userAgent, 0, 500) : null,
|
|
'last_failed_at' => now(),
|
|
'blocked_until' => $attempts > self::MAX_FAILURES
|
|
? now()->addMinutes(self::BLOCK_MINUTES)
|
|
: $block->blocked_until,
|
|
]);
|
|
|
|
return $block;
|
|
});
|
|
}
|
|
|
|
public static function remainingAttempts(AdminLoginBlock $block): int
|
|
{
|
|
return max(0, self::MAX_FAILURES + 1 - $block->failed_attempts);
|
|
}
|
|
|
|
public static function clear(string $ip): void
|
|
{
|
|
AdminLoginBlock::where('ip', $ip)->delete();
|
|
}
|
|
}
|