50-cloud-init.
This commit is contained in:
devdatt
parent
81b26a05dd
commit
ae005d4803
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@ -1,7 +1,8 @@
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<?php include 'header.php'; ?>
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<?php
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// network-form-handler.php
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$jsonFile = __DIR__ . '/network.json';
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$iface = trim(shell_exec("ip route get 1.1.1.1 | awk '{print $5; exit}'"));
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$iface = find_first_physical_ethernet();
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$defaults = [
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'primary' => [
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@ -34,8 +35,6 @@ $defaults = [
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'network_secondary_ipv6_dns1' => '',
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'network_secondary_ipv6_dns2' => '',
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],
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'firewall' => 'disable',
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'ips' => ['', '', '', '', '']
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];
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if (file_exists($jsonFile)) {
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@ -152,8 +151,6 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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'network_secondary_ipv6_dns1' => $secondary_vlan,
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'network_secondary_ipv6_dns2' => $secondary_vlan
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],
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'firewall' => 'disable',
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'ips' => ['', '', '', '', '']
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];
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$json = json_encode($new, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
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if (file_put_contents($jsonFile, $json, LOCK_EX) === false) {
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@ -161,14 +158,134 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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} else {
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$data = $new;
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$success = 'Saved.';
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}
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update_network();
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$netplan = [
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'network' => [
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'version' => 2,
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'renderer' => 'networkd',
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'ethernets' => [
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$iface => []
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],
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'vlans' => []
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]
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];
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/* ---------- helper to build IPv4/IPv6 ---------- */
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function build_interface(array $d, string $key): array
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{
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$cfg = [];
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/* IPv4 */
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switch ($d['mode']) {
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case 'dhcp':
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$cfg['dhcp4'] = true;
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break;
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case 'static':
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if (!empty($d["network_{$key}_ip"]) && !empty($d["network_{$key}_subnet"])) {
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$cfg['addresses'][] =
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$d["network_{$key}_ip"] . '/' . $d["network_{$key}_subnet"];
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}
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if (!empty($d["network_{$key}_gateway"])) {
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$cfg['routes'][] = [
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'to' => 'default',
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'via' => $d["network_{$key}_gateway"]
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];
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}
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break;
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case 'disabled':
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$cfg['dhcp4'] = false;
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break;
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}
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/* IPv6 */
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switch ($d['modev6']) {
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case 'auto': // SLAAC
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$cfg['accept-ra'] = true;
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$cfg['dhcp6'] = false;
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break;
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case 'dhcp6':
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$cfg['dhcp6'] = true;
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$cfg['accept-ra'] = false;
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break;
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case 'static':
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if (!empty($d["network_{$key}_ipv6"]) && !empty($d["network_{$key}_ipv6_prefix"])) {
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$cfg['addresses'][] =
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$d["network_{$key}_ipv6"] . '/' . $d["network_{$key}_ipv6_prefix"];
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}
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if (!empty($d["network_{$key}_ipv6_gateway"])) {
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$cfg['routes'][] = [
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'to' => '::/0',
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'via' => $d["network_{$key}_ipv6_gateway"]
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];
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}
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$cfg['accept-ra'] = false;
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break;
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case 'disabled':
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$cfg['dhcp6'] = false;
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$cfg['accept-ra'] = false;
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break;
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}
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/* DNS */
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$dns = array_filter([
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$d["network_{$key}_dns1"] ?? '',
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$d["network_{$key}_dns2"] ?? '',
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$d["network_{$key}_ipv6_dns1"] ?? '',
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$d["network_{$key}_ipv6_dns2"] ?? ''
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]);
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if ($dns) {
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$cfg['nameservers']['addresses'] = array_values($dns);
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}
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return $cfg;
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}
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/* ---------- VLAN detection ---------- */
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$primary_vlan = trim($data['primary']['network_primary_vlan'] ?? '');
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$secondary_vlan = trim($data['secondary']['network_secondary_vlan'] ?? '');
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$uses_vlan = ($primary_vlan !== '' || $secondary_vlan !== '');
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/* ---------- No VLAN: apply primary only ---------- */
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if (!$uses_vlan) {
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$netplan['network']['ethernets'][$iface] =
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build_interface($data['primary'], 'primary');
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}
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/* ---------- VLAN mode ---------- */ else {
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// base iface must exist but empty
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$netplan['network']['ethernets'][$iface] = [];
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if ($primary_vlan !== '') {
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$vif = "{$iface}.{$primary_vlan}";
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$netplan['network']['vlans'][$vif] = array_merge([
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'id' => (int)$primary_vlan,
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'link' => $iface
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], build_interface($data['primary'], 'primary'));
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}
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if ($secondary_vlan !== '') {
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$vif = "{$iface}.{$secondary_vlan}";
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$netplan['network']['vlans'][$vif] = array_merge([
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'id' => (int)$secondary_vlan,
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'link' => $iface
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], build_interface($data['secondary'], 'secondary'));
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}
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}
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/* ---------- write ---------- */
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$yaml = netplan_yaml($netplan);
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file_put_contents('/var/www/50-cloud-init.yaml', $yaml);
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}
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}
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}
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?>
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<?php include 'header.php'; ?>
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<form method="POST" novalidate>
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<div class="containerindex">
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<div class="grid">
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@ -40,6 +40,71 @@ function deleteDir(string $dir): void
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rmdir($dir);
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}
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function find_first_physical_ethernet(): ?string
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{
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foreach (scandir('/sys/class/net') as $iface) {
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if ($iface === '.' || $iface === '..' || $iface === 'lo') {
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continue;
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}
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$net = "/sys/class/net/$iface";
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if (!is_link("$net/device")) {
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continue;
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}
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$type = @trim(file_get_contents("$net/type"));
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if ($type !== '1') {
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continue;
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}
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if (is_dir("$net/wireless")) {
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continue;
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}
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if (is_dir("$net/bridge")) {
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continue;
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}
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$addrAssignType = @trim(file_get_contents("$net/addr_assign_type"));
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if ($addrAssignType !== '0') {
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continue;
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}
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return $iface;
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}
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return null;
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}
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function netplan_yaml(array $data, int $indent = 0): string
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{
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$yaml = '';
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$pad = str_repeat(' ', $indent);
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foreach ($data as $key => $value) {
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if (is_array($value)) {
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$is_list = array_keys($value) === range(0, count($value) - 1);
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if ($is_list) {
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foreach ($value as $item) {
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if (is_array($item)) {
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$yaml .= "{$pad}-\n" . netplan_yaml($item, $indent + 1);
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} else {
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$yaml .= "{$pad}- {$item}\n";
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}
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}
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} else {
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$yaml .= "{$pad}{$key}:\n" . netplan_yaml($value, $indent + 1);
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}
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} else {
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if (is_bool($value)) {
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$value = $value ? 'true' : 'false';
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}
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$yaml .= "{$pad}{$key}: {$value}\n";
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}
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}
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return $yaml;
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}
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function update_service($which_service)
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{
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