Add DKIM auto-provisioning, OS/panel self-update with self-healing

- AccountManager: auto-generate DKIM keypair + inject SPF/DKIM/DMARC DNS records on account create
- AccountManager: rotateDKIM() method for key rotation with new selector
- New dkim.php endpoint: list/view/rotate/provision DKIM keys per domain
- schema.sql: add dkim_keys table
- install.sh: install opendkim, wire into Postfix milter, fix dotfile copy (. vs *), fix config.ini permissions (root:www-data 640), copy VERSION to web root, add opendkim to service restart
- api/index.php: fix NOVACPX_ROOT path (was 2 levels too high), fix CORS ports (8880-8883), VERSION fallback to /opt/novacpx-src
- api/.htaccess: route all /api/* requests through index.php
- system.php: check-os-update, apply-os-update (self-healing: auto-restart downed services, restore web root if panel ports go down), check-novacpx-update, apply-novacpx-update (PHP syntax validation before deploy, backup + restore on failure)
- admin.js: Updates page now shows both NovaCPX panel updates and OS package upgrades in one section; sidebar badge shows combined count

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-06-07 15:54:15 +00:00
parent 7750fb3fd6
commit 1e5a0a0210
8 changed files with 517 additions and 35 deletions
+87
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@@ -0,0 +1,87 @@
<?php
/**
* DKIM key management endpoint
* Actions: list, rotate, view
*/
require_once NOVACPX_LIB . '/AccountManager.php';
require_once NOVACPX_LIB . '/DNSManager.php';
$db = DB::getInstance();
$user = $currentUser;
switch ($action) {
case 'list':
// Admin: all domains. User/reseller: their own accounts
if ($user['role'] === 'admin') {
$keys = $db->fetchAll(
"SELECT dk.*, a.username FROM dkim_keys dk JOIN accounts a ON dk.account_id = a.id ORDER BY dk.domain"
);
} else {
$keys = $db->fetchAll(
"SELECT dk.* FROM dkim_keys dk
JOIN accounts a ON dk.account_id = a.id
WHERE a.user_id = ?
ORDER BY dk.domain",
[$user['id']]
);
}
foreach ($keys as &$k) { unset($k['private_key_path']); }
Response::json(['keys' => $keys]);
break;
case 'view':
$domain = trim($body['domain'] ?? '');
if (!$domain) Response::error('domain required', 400);
$row = $db->fetchOne("SELECT * FROM dkim_keys WHERE domain = ?", [$domain]);
if (!$row) Response::error('No DKIM key found for domain', 404);
// Access control
if ($user['role'] !== 'admin') {
$acct = $db->fetchOne("SELECT id FROM accounts WHERE id = ? AND user_id = ?", [$row['account_id'], $user['id']]);
if (!$acct) Response::error('Forbidden', 403);
}
unset($row['private_key_path']);
// Also return the full DNS TXT value
$row['dns_record_name'] = "mail._domainkey.{$domain}";
$row['dns_record_value'] = "v=DKIM1; k=rsa; p={$row['public_key']}";
Response::json(['key' => $row]);
break;
case 'rotate':
$domain = trim($body['domain'] ?? '');
if (!$domain) Response::error('domain required', 400);
$acct = $db->fetchOne("SELECT a.id, a.user_id FROM accounts a JOIN domains d ON d.account_id = a.id WHERE d.domain = ? AND d.type = 'main'", [$domain]);
if (!$acct) Response::error('Domain not found', 404);
if ($user['role'] !== 'admin' && (int)$acct['user_id'] !== (int)$user['id']) {
Response::error('Forbidden', 403);
}
$selector = AccountManager::rotateDKIM((int)$acct['id'], $domain);
Response::json(['ok' => true, 'selector' => $selector, 'message' => "DKIM rotated. New selector: {$selector}._domainkey.{$domain}"]);
break;
case 'provision':
// Re-provision SPF/DKIM/DMARC for a domain (admin only or own account)
$domain = trim($body['domain'] ?? '');
if (!$domain) Response::error('domain required', 400);
$acct = $db->fetchOne("SELECT a.id, a.user_id FROM accounts a JOIN domains d ON d.account_id = a.id WHERE d.domain = ?", [$domain]);
if (!$acct) Response::error('Domain not found', 404);
if ($user['role'] !== 'admin' && (int)$acct['user_id'] !== (int)$user['id']) {
Response::error('Forbidden', 403);
}
AccountManager::provisionEmailDNS((int)$acct['id'], $domain);
Response::json(['ok' => true, 'message' => "SPF, DKIM, and DMARC records provisioned for {$domain}"]);
break;
default:
Response::error("Unknown action: $action", 404);
}
+195
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@@ -88,6 +88,201 @@ match ($action) {
]);
})(),
// ── Check OS updates ─────────────────────────────────────────────────────
'check-os-update' => (function() use ($db) {
Auth::getInstance()->require('admin');
shell_exec('apt-get update -qq 2>/dev/null');
$out = shell_exec('apt-get -s upgrade 2>/dev/null | grep "^Inst " | head -50') ?: '';
$packages = array_values(array_filter(array_map(function($line) {
if (preg_match('/^Inst (\S+).*\[(\S+)\].*\((\S+)/', $line, $m)) {
return ['name' => $m[1], 'from' => $m[2], 'to' => $m[3]];
} elseif (preg_match('/^Inst (\S+)\s+\((\S+)/', $line, $m)) {
return ['name' => $m[1], 'from' => '', 'to' => $m[2]];
}
return null;
}, explode("\n", trim($out)))));
$security = array_filter($packages, fn($p) => str_contains($p['name'] ?? '', 'security') ||
(bool)shell_exec("apt-get -s upgrade 2>/dev/null | grep -c \"^Inst {$p['name']}.*security\" 2>/dev/null"));
Response::success([
'upgradable' => count($packages),
'security_updates' => count($security),
'packages' => $packages,
'last_checked' => date('Y-m-d H:i:s'),
]);
})(),
// ── Apply OS update ───────────────────────────────────────────────────────
'apply-os-update' => (function() use ($db) {
Auth::getInstance()->require('admin');
$panelPorts = [PORT_USER, PORT_RESELLER, PORT_ADMIN];
$webSvc = defined('WEB_SERVER') && WEB_SERVER === 'nginx' ? 'nginx' : 'apache2';
// Snapshot service states before upgrade
$beforeServices = [];
foreach ([$webSvc, 'mysql', 'postfix', 'dovecot', 'proftpd', 'named'] as $svc) {
$beforeServices[$svc] = trim(shell_exec("systemctl is-active $svc 2>/dev/null") ?: 'unknown');
}
// Backup panel web root
$backupDir = '/var/novacpx/backups/pre-os-update-' . date('YmdHis');
$webRoot = defined('WEB_ROOT') ? WEB_ROOT : '/srv/novacpx/public';
shell_exec("mkdir -p " . escapeshellarg($backupDir));
shell_exec("cp -a " . escapeshellarg($webRoot) . " " . escapeshellarg("$backupDir/public") . " 2>&1");
// Run upgrade (non-interactive, hold back kernel packages to avoid reboot surprise)
$env = 'DEBIAN_FRONTEND=noninteractive';
$opts = '-o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold"';
$out = shell_exec("$env apt-get upgrade -y -q $opts 2>&1");
// Self-healing: restart any service that went down
$healed = [];
sleep(3);
foreach ($beforeServices as $svc => $wasBefore) {
if ($wasBefore !== 'active') continue;
$nowState = trim(shell_exec("systemctl is-active $svc 2>/dev/null") ?: '');
if ($nowState !== 'active') {
shell_exec("systemctl restart $svc 2>/dev/null");
sleep(2);
$afterHeal = trim(shell_exec("systemctl is-active $svc 2>/dev/null") ?: '');
$healed[$svc] = $afterHeal === 'active' ? 'restarted' : 'FAILED';
if ($afterHeal !== 'active') {
novacpx_log('error', "Self-heal FAILED for $svc after OS upgrade");
}
}
}
// Verify panel ports respond
$panelOk = [];
foreach ($panelPorts as $port) {
$resp = @fsockopen('127.0.0.1', $port, $errno, $errstr, 3);
$panelOk[$port] = (bool)$resp;
if ($resp) fclose($resp);
}
$panelDown = array_keys(array_filter($panelOk, fn($ok) => !$ok));
// If panel ports down, restore from backup and restart web server
if ($panelDown) {
shell_exec("cp -a " . escapeshellarg("$backupDir/public") . " " . escapeshellarg($webRoot) . " 2>&1");
shell_exec("systemctl restart $webSvc 2>/dev/null");
novacpx_log('error', 'Panel ports down after OS upgrade — restored from backup');
}
audit('system.os-update', "upgraded; healed:" . implode(',', array_keys($healed)));
Response::success([
'upgraded' => true,
'panel_ports_ok' => empty($panelDown),
'panel_ports_down' => $panelDown,
'services_healed' => $healed,
'backup_path' => $backupDir,
'upgrade_output' => substr($out ?: '', -2000),
]);
})(),
// ── Check NovaCPX update ─────────────────────────────────────────────────
'check-novacpx-update' => (function() use ($db) {
Auth::getInstance()->require('admin');
$srcDir = '/opt/novacpx-src';
if (!is_dir($srcDir)) Response::error('Source repo not found at /opt/novacpx-src');
$out = shell_exec("git -C " . escapeshellarg($srcDir) . " fetch origin 2>&1 && git -C " . escapeshellarg($srcDir) . " log HEAD..origin/main --oneline 2>/dev/null");
$updates = array_values(array_filter(explode("\n", trim($out ?: ''))));
$branch = trim(shell_exec("git -C " . escapeshellarg($srcDir) . " branch --show-current 2>/dev/null") ?: 'main');
$commit = trim(shell_exec("git -C " . escapeshellarg($srcDir) . " rev-parse --short HEAD 2>/dev/null") ?: '');
Response::success([
'updates_available' => count($updates),
'current_commit' => $commit,
'branch' => $branch,
'commits' => $updates,
]);
})(),
// ── Apply NovaCPX update ─────────────────────────────────────────────────
'apply-novacpx-update' => (function() use ($db) {
Auth::getInstance()->require('admin');
$srcDir = '/opt/novacpx-src';
$webRoot = defined('WEB_ROOT') ? WEB_ROOT : '/srv/novacpx/public';
$webSvc = defined('WEB_SERVER') && WEB_SERVER === 'nginx' ? 'nginx' : 'apache2';
if (!is_dir($srcDir)) Response::error('Source repo not found at /opt/novacpx-src');
$before = trim(shell_exec("git -C " . escapeshellarg($srcDir) . " rev-parse HEAD 2>/dev/null") ?: '');
// Backup current web root
$backupDir = '/var/novacpx/backups/pre-novacpx-update-' . date('YmdHis');
shell_exec("mkdir -p " . escapeshellarg($backupDir));
shell_exec("cp -a " . escapeshellarg($webRoot) . " " . escapeshellarg("$backupDir/public") . " 2>&1");
// Pull new code
$pull = shell_exec("git -C " . escapeshellarg($srcDir) . " pull origin main 2>&1");
$after = trim(shell_exec("git -C " . escapeshellarg($srcDir) . " rev-parse HEAD 2>/dev/null") ?: '');
$changed = $before !== $after;
if ($changed) {
// Validate PHP syntax before deploying
$phpFiles = glob($srcDir . '/panel/**/*.php', GLOB_BRACE) ?: [];
$syntaxErr = [];
foreach ($phpFiles as $f) {
$check = shell_exec("php -l " . escapeshellarg($f) . " 2>&1");
if (!str_contains($check, 'No syntax errors')) {
$syntaxErr[] = basename($f) . ': ' . trim($check);
}
}
if ($syntaxErr) {
// Syntax errors — abort, restore
shell_exec("git -C " . escapeshellarg($srcDir) . " reset --hard " . escapeshellarg($before) . " 2>&1");
Response::error('Update aborted — PHP syntax errors: ' . implode('; ', $syntaxErr));
}
// Deploy files to web root
shell_exec("rsync -a --delete " . escapeshellarg("$srcDir/panel/public/") . " " . escapeshellarg("$webRoot/") . " 2>&1");
shell_exec("rsync -a " . escapeshellarg("$srcDir/panel/lib/") . " " . escapeshellarg("$webRoot/lib/") . " 2>&1");
shell_exec("rsync -a " . escapeshellarg("$srcDir/panel/api/") . " " . escapeshellarg("$webRoot/api/") . " 2>&1");
shell_exec("cp " . escapeshellarg("$srcDir/VERSION") . " " . escapeshellarg("$webRoot/VERSION") . " 2>/dev/null");
shell_exec("chown -R www-data:www-data " . escapeshellarg($webRoot));
// Run pending DB migrations
$migrDir = "$srcDir/db/migrations";
if (is_dir($migrDir)) {
foreach (glob("$migrDir/*.sql") as $sql) {
$migName = basename($sql, '.sql');
$already = $db->fetchOne("SELECT 1 FROM settings WHERE `key` = ?", ["migration_$migName"]);
if (!$already) {
$db->pdo()->exec(file_get_contents($sql));
$db->execute("INSERT INTO settings (`key`,`value`) VALUES (?,NOW()) ON DUPLICATE KEY UPDATE `value`=NOW()", ["migration_$migName"]);
}
}
}
// Reload PHP-FPM to pick up new code
shell_exec("systemctl reload php8.3-fpm 2>/dev/null || true");
// Verify panel is still up
sleep(2);
$panelOk = @fsockopen('127.0.0.1', PORT_ADMIN, $e, $es, 3);
if (!$panelOk) {
// Restore backup and reload
shell_exec("rsync -a --delete " . escapeshellarg("$backupDir/public/") . " " . escapeshellarg("$webRoot/") . " 2>&1");
shell_exec("systemctl reload $webSvc 2>/dev/null");
novacpx_log('error', "NovaCPX update failed — panel down after deploy; restored from backup");
Response::error('Update deployed but panel went down — auto-restored from backup. Check logs.');
} else {
fclose($panelOk);
}
audit('system.novacpx-update', "novacpx:$before→$after");
novacpx_log('info', "NovaCPX updated $before$after");
}
Response::success([
'updated' => $changed,
'from_commit' => $before,
'to_commit' => $after,
'pull_output' => $pull,
'backup_path' => $backupDir,
]);
})(),
// ── Server Stats ──────────────────────────────────────────────────────────
'stats' => (function() use ($db) {
// CPU/load
+8 -5
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@@ -4,16 +4,19 @@
* All requests: /api/{endpoint}/{action}
*/
define('NOVACPX_ROOT', dirname(__DIR__, 2));
define('NOVACPX_ROOT', dirname(__DIR__));
define('NOVACPX_API', __DIR__);
define('NOVACPX_LIB', NOVACPX_ROOT . '/panel/lib');
define('NOVACPX_LIB', NOVACPX_ROOT . '/lib');
header('Content-Type: application/json');
header('X-NovaCPX-Version: ' . (file_get_contents(NOVACPX_ROOT . '/VERSION') ?: '1.0.0'));
$_ver = file_get_contents(NOVACPX_ROOT . '/VERSION')
?: file_get_contents('/opt/novacpx-src/VERSION')
?: '1.0.0';
header('X-NovaCPX-Version: ' . trim($_ver));
// CORS for same-origin panel requests
// CORS for same-origin panel requests (ports 8880/8881/8882/8883)
$origin = $_SERVER['HTTP_ORIGIN'] ?? '';
if (preg_match('#^https?://[^/]+:2083$#', $origin)) {
if (preg_match('#^https?://[^/]+:(888[0-3])$#', $origin)) {
header("Access-Control-Allow-Origin: $origin");
header('Access-Control-Allow-Credentials: true');
header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS');