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<?php
class SubPage
{
public static function doPreprocess()
{
$action = Request::post('action', false, 'string');
if ($action === 'save') {
self::saveJumpHost();
} elseif ($action === 'assign') {
self::saveSubnetAssignment();
} elseif ($action === 'list') {
self::listAction();
}
}
/*
* POST
*/
private static function listAction()
{
$id = Request::post('checkid', false, 'int');
if ($id !== false) {
// Check connectivity
User::assertPermission('jumphost.edit');
self::execCheckConnection($id);
return;
}
$id = Request::post('deleteid', false, 'int');
if ($id !== false) {
User::assertPermission('jumphost.edit');
self::deleteJumphost($id);
}
}
private static function execCheckConnection($hostid)
{
// Permcheck in caller
$host = self::getJumpHost($hostid);
$task = RebootControl::wakeViaJumpHost($host, '255.255.255.255', [['macaddr' => '00:11:22:33:44:55']]);
if (!Taskmanager::isTask($task))
return;
Util::redirect('?do=rebootcontrol&show=task&type=checkhost&what=task&taskid=' . $task['id']);
}
private static function deleteJumphost($hostid)
{
// Permcheck in caller
$host = self::getJumpHost($hostid);
Database::exec('DELETE FROM reboot_jumphost WHERE hostid = :hostid LIMIT 1', ['hostid' => $hostid]);
Message::addSuccess('jumphost-deleted', $host['host']);
}
private static function saveJumpHost()
{
User::assertPermission('jumphost.edit');
$id = Request::post('hostid', Request::REQUIRED, 'string');
$host = Request::post('host', Request::REQUIRED, 'string');
$port = Request::post('port', Request::REQUIRED, 'int');
if ($port < 1 || $port > 65535) {
Message::addError('invalid-port', $port);
return;
}
$username = Request::post('username', Request::REQUIRED, 'string');
$sshkey = Request::post('sshkey', Request::REQUIRED, 'string');
$script = preg_replace('/\r\n?/', "\n", Request::post('script', Request::REQUIRED, 'string'));
if ($id === 'new') {
$ret = Database::exec('INSERT INTO reboot_jumphost (host, port, username, sshkey, script, reachable)
VALUE (:host, :port, :username, :sshkey, :script, 0)', compact('host', 'port', 'username', 'sshkey', 'script'));
$id = Database::lastInsertId();
} else {
$ret = Database::exec('UPDATE reboot_jumphost SET
host = :host, port = :port, username = :username, sshkey = :sshkey, script = :script, reachable = 0
WHERE hostid = :id', compact('host', 'port', 'username', 'sshkey', 'script', 'id'));
if ($ret === 0) {
$ret = Database::queryFirst('SELECT hostid FROM reboot_jumphost WHERE hostid = :id', ['id' => $id]);
if ($ret !== false) {
$ret = 1;
}
}
}
if ($ret > 0) {
Message::addSuccess('jumphost-saved', $host);
self::execCheckConnection($id);
} else {
Message::addError('no-such-jumphost', $id);
}
}
private static function saveSubnetAssignment()
{
User::assertPermission('jumphost.edit');
$id = Request::post('hostid', Request::REQUIRED, 'string');
$host = self::getJumpHost($id);
$nets = Request::post('subnet', [], 'array');
if (empty($nets)) {
Database::exec('DELETE FROM reboot_jumphost_x_subnet WHERE hostid = :id', ['id' => $id]);
} else {
$nets = array_keys($nets);
Database::exec('DELETE FROM reboot_jumphost_x_subnet WHERE hostid = :id AND subnetid NOT IN (:nets)',
['id' => $id, 'nets' => $nets]);
$nets = array_map(function($item) use ($id) {
return [$id, $item];
}, $nets);
Database::exec('INSERT IGNORE INTO reboot_jumphost_x_subnet (hostid, subnetid) VALUES :nets', ['nets' => $nets]);
}
Message::addSuccess('jumphost-saved', $host['host']);
}
/*
* Render
*/
public static function doRender()
{
$what = Request::get('what', 'list', 'string');
if ($what === 'edit') {
self::showJumpHost();
} elseif ($what === 'assign') {
self::showAssignSubnets();
} else {
self::showJumpHosts();
}
}
private static function showJumpHosts()
{
User::assertPermission('jumphost.*');
$hosts = [];
$res = Database::simpleQuery('SELECT hostid, host, port, Count(jxs.subnetid) AS subnetCount, reachable
FROM reboot_jumphost jh
LEFT JOIN reboot_jumphost_x_subnet jxs USING (hostid)
GROUP BY hostid
ORDER BY hostid');
foreach ($res as $row) {
$hosts[] = $row;
}
$data = [
'jumpHosts' => $hosts
];
Permission::addGlobalTags($data['perms'], null, ['jumphost.edit', 'jumphost.assign-subnet']);
Render::addTemplate('jumphost-list', $data);
}
private static function showJumpHost()
{
User::assertPermission('jumphost.edit');
$id = Request::get('id', Request::REQUIRED, 'string');
if ($id === 'new') {
$host = ['hostid' => 'new', 'port' => 22, 'script' => "# Assume bash\n"
. "MACS='%MACS%'\n"
. "IP='%IP%'\n"
. "EW=false\n"
. "WOL=false\n"
. "command -v etherwake > /dev/null && ( [ \"\$(id -u)\" = 0 ] || [ -u \"\$(which etherwake)\" ] ) && EW=true\n"
. "command -v wakeonlan > /dev/null && WOL=true\n"
. "if \$EW && ( ! \$WOL || [ \"\$IP\" = '255.255.255.255' ] ); then\n"
. "\tifaces=\"\$(ls -1 /sys/class/net/)\"\n"
. "\t[ -z \"\$ifaces\" ] && ifaces=eth0\n"
. "\tfor ifc in \$ifaces; do\n"
. "\t\t[ \"\$ifc\" = 'lo' ] && continue\n"
. "\t\tfor mac in \$MACS; do\n"
. "\t\t\tetherwake -i \"\$ifc\" \"\$mac\"\n"
. "\t\tdone\n"
. "\tdone\n"
. "elif \$WOL; then\n"
. "\twakeonlan -i \"\$IP\" \$MACS\n"
. "else\n"
. "\techo 'No suitable WOL tool found' >&2\n"
. "\texit 1\n"
. "fi\n"];
} else {
$host = self::getJumpHost($id);
}
Render::addTemplate('jumphost-edit', $host);
}
private static function showAssignSubnets()
{
User::assertPermission('jumphost.assign-subnet');
$id = Request::get('id', Request::REQUIRED, 'int');
$host = self::getJumpHost($id);
$res = Database::simpleQuery('SELECT s.subnetid, s.start, s.end, jxs.hostid FROM reboot_subnet s
LEFT JOIN reboot_jumphost_x_subnet jxs ON (s.subnetid = jxs.subnetid AND jxs.hostid = :id)
ORDER BY start ASC',
['id' => $id]);
$list = [];
foreach ($res as $row) {
$row['cidr'] = IpUtil::rangeToCidr($row['start'], $row['end']);
if ($row['hostid'] !== null) {
$row['checked'] = 'checked';
}
$list[] = $row;
}
$host['list'] = $list;
Render::addTemplate('jumphost-subnets', $host);
}
public static function doAjax()
{
}
/*
* MISC
*/
private static function getJumpHost($hostid)
{
$host = Database::queryFirst('SELECT hostid, host, port, username, sshkey, script
FROM reboot_jumphost
WHERE hostid = :id', ['id' => $hostid]);
if ($host === false) {
Message::addError('no-such-jumphost', $hostid);
Util::redirect('?do=rebootcontrol');
}
return $host;
}
}
|
