mirror of
https://github.com/billz/raspap-webgui.git
synced 2025-03-01 10:31:47 +00:00
455 lines
20 KiB
PHP
Executable File
455 lines
20 KiB
PHP
Executable File
<?php
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require_once 'status_messages.php';
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require_once 'app/lib/system.php';
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require_once 'includes/wifi_functions.php';
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require_once 'includes/config.php';
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getWifiInterface();
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/**
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* Initialize hostapd values, display interface
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*
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*/
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function DisplayHostAPDConfig()
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{
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$status = new StatusMessages();
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$system = new \RaspAP\System\Sysinfo;
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$arrConfig = array();
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$arr80211Standard = [
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'a' => '802.11a - 5 GHz',
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'b' => '802.11b - 2.4 GHz',
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'g' => '802.11g - 2.4 GHz',
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'n' => '802.11n - 2.4 GHz',
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'ac' => '802.11.ac - 5 GHz'
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];
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$arrSecurity = array(1 => 'WPA', 2 => 'WPA2', 3 => 'WPA+WPA2', 'none' => _("None"));
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$arrEncType = array('TKIP' => 'TKIP', 'CCMP' => 'CCMP', 'TKIP CCMP' => 'TKIP+CCMP');
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$arrTxPower = getDefaultNetOpts('txpower','dbm');
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$managedModeEnabled = false;
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exec("ip -o link show | awk -F': ' '{print $2}'", $interfaces);
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sort($interfaces);
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exec("iw reg get | awk '/country / { sub(/:/,\"\",$2); print $2 }'", $country_code);
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$cmd = "iw dev ".$_SESSION['ap_interface']." info | awk '$1==\"txpower\" {print $2}'";
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exec($cmd, $txpower);
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$txpower = intval($txpower[0]);
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if (!RASPI_MONITOR_ENABLED) {
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if (isset($_POST['SaveHostAPDSettings'])) {
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SaveHostAPDConfig($arrSecurity, $arrEncType, $arr80211Standard, $interfaces, $status);
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}
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}
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$arrHostapdConf = parse_ini_file('/etc/raspap/hostapd.ini');
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if (!RASPI_MONITOR_ENABLED) {
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if (isset($_POST['StartHotspot']) || isset($_POST['RestartHotspot'])) {
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$status->addMessage('Attempting to start hotspot', 'info');
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if ($arrHostapdConf['BridgedEnable'] == 1) {
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exec('sudo /etc/raspap/hostapd/servicestart.sh --interface br0 --seconds 3', $return);
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} elseif ($arrHostapdConf['WifiAPEnable'] == 1) {
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exec('sudo /etc/raspap/hostapd/servicestart.sh --interface uap0 --seconds 3', $return);
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} else {
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exec('sudo /etc/raspap/hostapd/servicestart.sh --seconds 3', $return);
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}
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foreach ($return as $line) {
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$status->addMessage($line, 'info');
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}
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} elseif (isset($_POST['StopHotspot'])) {
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$status->addMessage('Attempting to stop hotspot', 'info');
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exec('sudo /bin/systemctl stop hostapd.service', $return);
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foreach ($return as $line) {
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$status->addMessage($line, 'info');
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}
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}
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}
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exec('cat '. RASPI_HOSTAPD_CONFIG, $hostapdconfig);
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exec('iwgetid '. escapeshellarg($_POST['interface']). ' -r', $wifiNetworkID);
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if (!empty($wifiNetworkID[0])) {
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$managedModeEnabled = true;
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}
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$hostapdstatus = $system->hostapdStatus();
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$serviceStatus = $hostapdstatus[0] == 0 ? "down" : "up";
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foreach ($hostapdconfig as $hostapdconfigline) {
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if (strlen($hostapdconfigline) === 0) {
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continue;
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}
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if ($hostapdconfigline[0] != "#") {
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$arrLine = explode("=", $hostapdconfigline);
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$arrConfig[$arrLine[0]]=$arrLine[1];
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}
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};
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// assign beacon_int boolean if value is set
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if (isset($arrConfig['beacon_int'])) {
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$arrConfig['beacon_interval_bool'] = 1;
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}
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// assign disassoc_low_ack boolean if value is set
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if (isset($arrConfig['disassoc_low_ack'])) {
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$arrConfig['disassoc_low_ack_bool'] = 1;
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}
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// assign country_code from iw reg if not set in config
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if (!isset($arrConfig['country_code']) && isset($country_code[0])) {
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$arrConfig['country_code'] = $country_code[0];
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}
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// set txpower with iw if value is non-default ('auto')
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if (isset($_POST['txpower']) && ($_POST['txpower'] != 'auto')) {
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$sdBm = $_POST['txpower'] * 100;
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exec('sudo /sbin/iw dev '.$_POST['interface'].' set txpower fixed '.$sdBm, $return);
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$status->addMessage('Setting transmit power to '.$_POST['txpower'].' dBm.', 'success');
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$txpower = $_POST['txpower'];
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} elseif ($_POST['txpower'] == 'auto') {
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exec('sudo /sbin/iw dev '.$_POST['interface'].' set txpower auto', $return);
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$status->addMessage('Setting transmit power to '.$_POST['txpower'].'.', 'success');
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$txpower = $_POST['txpower'];
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}
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echo renderTemplate(
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"hostapd", compact(
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"status",
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"serviceStatus",
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"hostapdstatus",
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"managedModeEnabled",
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"interfaces",
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"arrConfig",
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"arr80211Standard",
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"selectedHwMode",
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"arrSecurity",
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"arrEncType",
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"arrTxPower",
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"txpower",
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"arrHostapdConf"
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)
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);
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}
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/**
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* Validate user input, save configs for hostapd, dnsmasq & dhcp
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*
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* @param array $wpa_array
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* @param array $enc_types
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* @param array $modes
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* @param string $interface
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* @param object $status
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* @return boolean
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*/
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function SaveHostAPDConfig($wpa_array, $enc_types, $modes, $interfaces, $status)
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{
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// It should not be possible to send bad data for these fields so clearly
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// someone is up to something if they fail. Fail silently.
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if (!(array_key_exists($_POST['wpa'], $wpa_array)
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&& array_key_exists($_POST['wpa_pairwise'], $enc_types)
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&& array_key_exists($_POST['hw_mode'], $modes))
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) {
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error_log("Attempting to set hostapd config with wpa='".$_POST['wpa']."', wpa_pairwise='".$_POST['wpa_pairwise']."' and hw_mode='".$_POST['hw_mode']."'"); // FIXME: log injection
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return false;
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}
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// Validate input
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$good_input = true;
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if (!filter_var($_POST['channel'], FILTER_VALIDATE_INT)) {
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$status->addMessage('Attempting to set channel to invalid number.', 'danger');
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$good_input = false;
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}
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if (intval($_POST['channel']) < 1 || intval($_POST['channel']) > RASPI_5GHZ_MAX_CHANNEL) {
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$status->addMessage('Attempting to set channel outside of permitted range', 'danger');
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$good_input = false;
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}
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$arrHostapdConf = parse_ini_file('/etc/raspap/hostapd.ini');
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// Check for Bridged AP mode checkbox
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$bridgedEnable = 0;
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if ($arrHostapdConf['BridgedEnable'] == 0) {
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if (isset($_POST['bridgedEnable'])) {
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$bridgedEnable = 1;
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}
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} else {
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if (isset($_POST['bridgedEnable'])) {
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$bridgedEnable = 1;
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}
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}
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// Check for WiFi client AP mode checkbox
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$wifiAPEnable = 0;
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if ($bridgedEnable == 0) { // enable client mode actions when not bridged
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if ($arrHostapdConf['WifiAPEnable'] == 0) {
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if (isset($_POST['wifiAPEnable'])) {
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$wifiAPEnable = 1;
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}
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} else {
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if (isset($_POST['wifiAPEnable'])) {
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$wifiAPEnable = 1;
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}
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}
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}
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// Check for Logfile output checkbox
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$logEnable = 0;
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if ($arrHostapdConf['LogEnable'] == 0) {
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if (isset($_POST['logEnable'])) {
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$logEnable = 1;
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exec('sudo '.RASPI_CONFIG.'/hostapd/enablelog.sh');
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} else {
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exec('sudo '.RASPI_CONFIG.'/hostapd/disablelog.sh');
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}
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} else {
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if (isset($_POST['logEnable'])) {
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$logEnable = 1;
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exec('sudo '.RASPI_CONFIG.'/hostapd/enablelog.sh');
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} else {
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exec('sudo '.RASPI_CONFIG.'/hostapd/disablelog.sh');
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}
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}
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// set AP interface default, override for ap-sta & bridged options
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$ap_iface = $_POST['interface']; // the hostap AP interface
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$cli_iface = $_POST['interface']; // the wifi client interface
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$session_iface = $_POST['interface']; // the interface that the UI needs to monitor for data usage etc.
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if ($wifiAPEnable) { // for AP-STA we monitor the uap0 interface, which is always the ap interface.
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$ap_iface = 'uap0';
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$session_iface = 'uap0';
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}
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if ($bridgedEnable) { // for bridged mode we monitor the bridge, but keep the selected interface as AP.
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$session_iface = 'br0';
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$cli_iface = 'br0';
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}
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// persist user options to /etc/raspap
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$cfg = [];
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$cfg['WifiInterface'] = $ap_iface;
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$cfg['LogEnable'] = $logEnable;
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// Save previous Client mode status when Bridged
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$cfg['WifiAPEnable'] = ($bridgedEnable == 1 ? $arrHostapdConf['WifiAPEnable'] : $wifiAPEnable);
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$cfg['BridgedEnable'] = $bridgedEnable;
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$cfg['WifiManaged'] = $cli_iface;
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write_php_ini($cfg, RASPI_CONFIG.'/hostapd.ini');
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$_SESSION['ap_interface'] = $session_iface;
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// Verify input
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if (empty($_POST['ssid']) || strlen($_POST['ssid']) > 32) {
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// Not sure of all the restrictions of SSID
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$status->addMessage('SSID must be between 1 and 32 characters', 'danger');
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$good_input = false;
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}
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# NB: A pass-phrase is a sequence of between 8 and 63 ASCII-encoded characters (IEEE Std. 802.11i-2004)
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# Each character in the pass-phrase must have an encoding in the range of 32 to 126 (decimal). (IEEE Std. 802.11i-2004, Annex H.4.1)
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if ($_POST['wpa'] !== 'none' && (strlen($_POST['wpa_passphrase']) < 8 || strlen($_POST['wpa_passphrase']) > 63)) {
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$status->addMessage('WPA passphrase must be between 8 and 63 characters', 'danger');
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$good_input = false;
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} elseif (!ctype_print($_POST['wpa_passphrase'])) {
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$status->addMessage('WPA passphrase must be comprised of printable ASCII characters', 'danger');
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$good_input = false;
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}
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if (isset($_POST['hiddenSSID'])) {
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if (!is_int((int)$_POST['hiddenSSID'])) {
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$status->addMessage('Parameter hiddenSSID not a number.', 'danger');
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$good_input = false;
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} elseif ((int)$_POST['hiddenSSID'] < 0 || (int)$_POST['hiddenSSID'] >= 3) {
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$status->addMessage('Parameter hiddenSSID contains invalid configuratie value.', 'danger');
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$good_input = false;
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} else {
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$ignore_broadcast_ssid = $_POST['hiddenSSID'];
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}
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} else {
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$ignore_broadcast_ssid = '0';
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}
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if (! in_array($_POST['interface'], $interfaces)) {
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// The user is probably up to something here but it may also be a
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// genuine error.
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$status->addMessage('Unknown interface '.htmlspecialchars($_POST['interface'], ENT_QUOTES), 'danger');
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$good_input = false;
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}
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if (strlen($_POST['country_code']) !== 0 && strlen($_POST['country_code']) != 2) {
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$status->addMessage('Country code must be blank or two characters', 'danger');
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$good_input = false;
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}
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if (isset($_POST['beaconintervalEnable'])) {
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if (!is_numeric($_POST['beacon_interval'])) {
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$status->addMessage('Beacon interval must be a numeric value', 'danger');
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$good_input = false;
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} elseif ($_POST['beacon_interval'] < 15 || $_POST['beacon_interval'] > 65535) {
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$status->addMessage('Beacon interval must be between 15 and 65535', 'danger');
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$good_input = false;
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}
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}
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$_POST['max_num_sta'] = (int) $_POST['max_num_sta'];
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$_POST['max_num_sta'] = $_POST['max_num_sta'] > 2007 ? 2007 : $_POST['max_num_sta'];
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$_POST['max_num_sta'] = $_POST['max_num_sta'] < 1 ? null : $_POST['max_num_sta'];
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if ($good_input) {
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$return = updateHostapdConfig($ignore_broadcast_ssid,$wifiAPEnable,$bridgedEnable);
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// Fetch dhcp-range, lease time from system config
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$syscfg = parse_ini_file(RASPI_DNSMASQ_PREFIX.$ap_iface.'.conf', false, INI_SCANNER_RAW);
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if ($wifiAPEnable == 1) {
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// Enable uap0 configuration for ap-sta mode
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// Set dhcp-range from system config, fallback to default if undefined
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$dhcp_range = ($syscfg['dhcp-range'] == '') ? getDefaultNetValue('dnsmasq','uap0','dhcp-range') : $syscfg['dhcp-range'];
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$config = [ '# RaspAP uap0 configuration' ];
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$config[] = 'interface=lo,uap0 # Enable uap0 interface for wireless client AP mode';
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$config[] = 'bind-dynamic # Hybrid between --bind-interfaces and default';
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$config[] = 'server=8.8.8.8 # Forward DNS requests to Google DNS';
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$config[] = 'domain-needed # Don\'t forward short names';
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$config[] = 'bogus-priv # Never forward addresses in the non-routed address spaces';
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$config[] = 'dhcp-range='.$dhcp_range;
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if (!empty($syscfg['dhcp-option'])) {
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$config[] = 'dhcp-option='.$syscfg['dhcp-option'];
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}
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$config[] = PHP_EOL;
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scanConfigDir('/etc/dnsmasq.d/','uap0',$status);
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$config = join(PHP_EOL, $config);
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file_put_contents("/tmp/dnsmasqdata", $config);
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system('sudo cp /tmp/dnsmasqdata '.RASPI_DNSMASQ_PREFIX.$ap_iface.'.conf', $return);
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} elseif ($bridgedEnable !==1) {
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$dhcp_range = ($syscfg['dhcp-range'] =='') ? getDefaultNetValue('dnsmasq','wlan0','dhcp-range') : $syscfg['dhcp-range'];
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$config = [ '# RaspAP '.$_POST['interface'].' configuration' ];
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$config[] = 'interface='.$_POST['interface'];
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$config[] = 'domain-needed';
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$config[] = 'dhcp-range='.$dhcp_range;
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if (!empty($syscfg['dhcp-option'])) {
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$config[] = 'dhcp-option='.$syscfg['dhcp-option'];
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}
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$config[] = PHP_EOL;
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$config = join(PHP_EOL, $config);
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file_put_contents("/tmp/dnsmasqdata", $config);
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system('sudo cp /tmp/dnsmasqdata '.RASPI_DNSMASQ_PREFIX.$ap_iface.'.conf', $return);
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}
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// Set dhcp values from system config, fallback to default if undefined
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$jsonData = json_decode(getNetConfig($ap_iface), true);
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$ip_address = ($jsonData['StaticIP'] == '') ? getDefaultNetValue('dhcp',$ap_iface,'static ip_address') : $jsonData['StaticIP'];
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$domain_name_server = ($jsonData['StaticDNS'] =='') ? getDefaultNetValue('dhcp',$ap_iface,'static domain_name_server') : $jsonData['StaticDNS'];
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$routers = ($jsonData['StaticRouters'] == '') ? getDefaultNetValue('dhcp',$ap_iface,'static routers') : $jsonData['StaticRouters'];
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$netmask = ($jsonData['SubnetMask'] == '' || $jsonData['SubnetMask'] == '0.0.0.0') ? getDefaultNetValue('dhcp',$ap_iface,'subnetmask') : $jsonData['SubnetMask'];
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$ip_address.= (!preg_match('/.*\/\d+/', $ip_address)) ? '/'.mask2cidr($netmask) : null;
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if ($bridgedEnable == 1) {
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$config = array_keys(getDefaultNetOpts('dhcp','options'));
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$config[] = PHP_EOL.'# RaspAP br0 configuration';
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$config[] = 'denyinterfaces eth0 wlan0';
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$config[] = 'interface br0';
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$config[] = PHP_EOL;
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} elseif ($wifiAPEnable == 1) {
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$config = array_keys(getDefaultNetOpts('dhcp','options'));
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$config[] = PHP_EOL.'# RaspAP uap0 configuration';
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$config[] = 'interface uap0';
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$config[] = 'static ip_address='.$ip_address;
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$config[] = 'nohook wpa_supplicant';
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$config[] = PHP_EOL;
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} else {
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// Default wlan0 config
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$def_ip = array();
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$config = [ '# RaspAP wlan0 configuration' ];
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$config[] = 'interface wlan0';
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$config[] = 'static ip_address='.$ip_address;
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$config[] = 'static routers='.$routers;
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$config[] = 'static domain_name_server='.$domain_name_server;
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if (! is_null($jsonData['Metric'])) { $config[] = 'metric '.$jsonData['Metric']; }
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}
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$dhcp_cfg = file_get_contents(RASPI_DHCPCD_CONFIG);
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if ($bridgedEnable == 1 || $wifiAPEnable == 1) {
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$dhcp_cfg = join(PHP_EOL, $config);
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$status->addMessage('DHCP configuration for '.$ap_iface.' enabled.', 'success');
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} elseif (!preg_match('/^interface\s'.$ap_iface.'$/m', $dhcp_cfg)) {
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$config[] = PHP_EOL;
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$config= join(PHP_EOL, $config);
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$dhcp_cfg = removeDHCPIface($dhcp_cfg,'br0');
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$dhcp_cfg = removeDHCPIface($dhcp_cfg,'uap0');
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$dhcp_cfg .= $config;
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$status->addMessage('DHCP configuration for '.$ap_iface.' added.', 'success');
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} else {
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$config = join(PHP_EOL, $config);
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$dhcp_cfg = removeDHCPIface($dhcp_cfg,'br0');
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$dhcp_cfg = removeDHCPIface($dhcp_cfg,'uap0');
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$dhcp_cfg = preg_replace('/^#\sRaspAP\s'.$ap_iface.'\s.*?(?=\s*^\s*$)/ms', $config, $dhcp_cfg, 1);
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$status->addMessage('DHCP configuration for '.$ap_iface.' updated.', 'success');
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}
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file_put_contents("/tmp/dhcpddata", $dhcp_cfg);
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system('sudo cp /tmp/dhcpddata '.RASPI_DHCPCD_CONFIG, $return);
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if ($return == 0) {
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$status->addMessage('Wifi Hotspot settings saved', 'success');
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} else {
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$status->addMessage('Unable to save wifi hotspot settings', 'danger');
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}
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} else {
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$status->addMessage('Unable to save wifi hotspot settings', 'danger');
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return false;
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}
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return true;
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}
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/**
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* Updates a hostapd configuration
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*
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* @return boolean $result
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*/
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function updateHostapdConfig($ignore_broadcast_ssid,$wifiAPEnable,$bridgedEnable)
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{
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// Fixed values
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$country_code = $_POST['country_code'];
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$config = 'driver=nl80211'.PHP_EOL;
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$config.= 'ctrl_interface='.RASPI_HOSTAPD_CTRL_INTERFACE.PHP_EOL;
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$config.= 'ctrl_interface_group=0'.PHP_EOL;
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$config.= 'auth_algs=1'.PHP_EOL;
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$config.= 'wpa_key_mgmt=WPA-PSK'.PHP_EOL;
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if (isset($_POST['beaconintervalEnable'])) {
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$config.= 'beacon_int='.$_POST['beacon_interval'].PHP_EOL;
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}
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if (isset($_POST['disassoc_low_ackEnable'])) {
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$config.= 'disassoc_low_ack=0'.PHP_EOL;
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|
}
|
|
$config.= 'ssid='.$_POST['ssid'].PHP_EOL;
|
|
$config.= 'channel='.$_POST['channel'].PHP_EOL;
|
|
if ($_POST['hw_mode'] === 'n') {
|
|
$config.= 'hw_mode=g'.PHP_EOL;
|
|
$config.= 'ieee80211n=1'.PHP_EOL;
|
|
// Enable basic Quality of service
|
|
$config.= 'wmm_enabled=1'.PHP_EOL;
|
|
} elseif ($_POST['hw_mode'] === 'ac') {
|
|
$config.= 'hw_mode=a'.PHP_EOL.PHP_EOL;
|
|
$config.= '# N'.PHP_EOL;
|
|
$config.= 'ieee80211n=1'.PHP_EOL;
|
|
$config.= 'require_ht=1'.PHP_EOL;
|
|
$config.= 'ht_capab=[MAX-AMSDU-3839][HT40+][SHORT-GI-20][SHORT-GI-40][DSSS_CCK-40]'.PHP_EOL.PHP_EOL;
|
|
$config.= '# AC'.PHP_EOL;
|
|
$config.= 'ieee80211ac=1'.PHP_EOL;
|
|
$config.= 'require_vht=1'.PHP_EOL;
|
|
$config.= 'ieee80211d=0'.PHP_EOL;
|
|
$config.= 'ieee80211h=0'.PHP_EOL;
|
|
$config.= 'vht_capab=[MAX-AMSDU-3839][SHORT-GI-80]'.PHP_EOL;
|
|
$config.= 'vht_oper_chwidth=1'.PHP_EOL;
|
|
$config.= 'vht_oper_centr_freq_seg0_idx=42'.PHP_EOL.PHP_EOL;
|
|
} elseif ($_POST['hw_mode'] === 'w') {
|
|
$config.= 'ieee80211w=2'.PHP_EOL;
|
|
$config.= 'wpa_key_mgmt=WPA-EAP-SHA256'.PHP_EOL;
|
|
} else {
|
|
$config.= 'hw_mode='.$_POST['hw_mode'].PHP_EOL;
|
|
$config.= 'ieee80211n=0'.PHP_EOL;
|
|
}
|
|
if ($_POST['wpa'] !== 'none') {
|
|
$config.= 'wpa_passphrase='.$_POST['wpa_passphrase'].PHP_EOL;
|
|
}
|
|
if ($wifiAPEnable == 1) {
|
|
$config.= 'interface=uap0'.PHP_EOL;
|
|
} elseif ($bridgedEnable == 1) {
|
|
$config.='interface='.$_POST['interface'].PHP_EOL;
|
|
$config.= 'bridge=br0'.PHP_EOL;
|
|
} else {
|
|
$config.= 'interface='.$_SESSION['ap_interface'].PHP_EOL;
|
|
}
|
|
$config.= 'wpa='.$_POST['wpa'].PHP_EOL;
|
|
$config.= 'wpa_pairwise='.$_POST['wpa_pairwise'].PHP_EOL;
|
|
$config.= 'country_code='.$_POST['country_code'].PHP_EOL;
|
|
$config.= 'ignore_broadcast_ssid='.$ignore_broadcast_ssid.PHP_EOL;
|
|
if (isset($_POST['max_num_sta'])) {
|
|
$config.= 'max_num_sta='.$_POST['max_num_sta'].PHP_EOL;
|
|
}
|
|
file_put_contents("/tmp/hostapddata", $config);
|
|
system("sudo cp /tmp/hostapddata " . RASPI_HOSTAPD_CONFIG, $result);
|
|
return $result;
|
|
}
|
|
|