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mirror of https://github.com/billz/raspap-webgui.git synced 2023-10-10 13:37:24 +02:00
raspap-webgui/includes/hostapd.php

404 lines
17 KiB
PHP
Executable File

<?php
require_once 'status_messages.php';
require_once 'app/lib/system.php';
require_once 'includes/wifi_functions.php';
require_once 'includes/config.php';
getWifiInterface();
/**
*
*
*/
function DisplayHostAPDConfig()
{
$status = new StatusMessages();
$system = new System();
$arrConfig = array();
$arr80211Standard = [
'a' => '802.11a - 5 GHz',
'b' => '802.11b - 2.4 GHz',
'g' => '802.11g - 2.4 GHz',
'n' => '802.11n - 2.4 GHz',
'ac' => '802.11.ac - 5 GHz'
];
$arrSecurity = array(1 => 'WPA', 2 => 'WPA2', 3 => 'WPA+WPA2', 'none' => _("None"));
$arrEncType = array('TKIP' => 'TKIP', 'CCMP' => 'CCMP', 'TKIP CCMP' => 'TKIP+CCMP');
$managedModeEnabled = false;
exec("ip -o link show | awk -F': ' '{print $2}'", $interfaces);
exec("iw reg get | awk '/country / { sub(/:/,\"\",$2); print $2 }'", $country_code);
if (!RASPI_MONITOR_ENABLED) {
if (isset($_POST['SaveHostAPDSettings'])) {
SaveHostAPDConfig($arrSecurity, $arrEncType, $arr80211Standard, $interfaces, $status);
}
}
$arrHostapdConf = parse_ini_file('/etc/raspap/hostapd.ini');
if (!RASPI_MONITOR_ENABLED) {
if (isset($_POST['StartHotspot']) || isset($_POST['RestartHotspot'])) {
$status->addMessage('Attempting to start hotspot', 'info');
if ($arrHostapdConf['BridgedEnable'] == 1) {
exec('sudo /etc/raspap/hostapd/servicestart.sh --interface br0 --seconds 3', $return);
} elseif ($arrHostapdConf['WifiAPEnable'] == 1) {
exec('sudo /etc/raspap/hostapd/servicestart.sh --interface uap0 --seconds 3', $return);
} else {
exec('sudo /etc/raspap/hostapd/servicestart.sh --seconds 3', $return);
}
foreach ($return as $line) {
$status->addMessage($line, 'info');
}
} elseif (isset($_POST['StopHotspot'])) {
$status->addMessage('Attempting to stop hotspot', 'info');
exec('sudo /bin/systemctl stop hostapd.service', $return);
foreach ($return as $line) {
$status->addMessage($line, 'info');
}
}
}
exec('cat '. RASPI_HOSTAPD_CONFIG, $hostapdconfig);
exec('iwgetid '. $_POST['interface']. ' -r', $wifiNetworkID);
if (!empty($wifiNetworkID[0])) {
$managedModeEnabled = true;
}
$hostapdstatus = $system->hostapdStatus();
$serviceStatus = $hostapdstatus[0] == 0 ? "down" : "up";
foreach ($hostapdconfig as $hostapdconfigline) {
if (strlen($hostapdconfigline) === 0) {
continue;
}
if ($hostapdconfigline[0] != "#") {
$arrLine = explode("=", $hostapdconfigline);
$arrConfig[$arrLine[0]]=$arrLine[1];
}
};
// assign beacon_int boolean if value is set
if (isset($arrConfig['beacon_int'])) {
$arrConfig['beacon_interval_bool'] = 1;
}
// assign disassoc_low_ack boolean if value is set
if (isset($arrConfig['disassoc_low_ack'])) {
$arrConfig['disassoc_low_ack_bool'] = 1;
}
// assign country_code from iw reg if not set in config
if (!isset($arrConfig['country_code']) && isset($country_code[0])) {
$arrConfig['country_code'] = $country_code[0];
}
echo renderTemplate(
"hostapd", compact(
"status",
"serviceStatus",
"hostapdstatus",
"managedModeEnabled",
"interfaces",
"arrConfig",
"arr80211Standard",
"selectedHwMode",
"arrSecurity",
"arrEncType",
"arrHostapdConf"
)
);
}
function SaveHostAPDConfig($wpa_array, $enc_types, $modes, $interfaces, $status)
{
// It should not be possible to send bad data for these fields so clearly
// someone is up to something if they fail. Fail silently.
if (!(array_key_exists($_POST['wpa'], $wpa_array)
&& array_key_exists($_POST['wpa_pairwise'], $enc_types)
&& array_key_exists($_POST['hw_mode'], $modes))
) {
error_log("Attempting to set hostapd config with wpa='".$_POST['wpa']."', wpa_pairwise='".$_POST['wpa_pairwise']."' and hw_mode='".$_POST['hw_mode']."'"); // FIXME: log injection
return false;
}
// Validate input
$good_input = true;
if (!filter_var($_POST['channel'], FILTER_VALIDATE_INT)) {
$status->addMessage('Attempting to set channel to invalid number.', 'danger');
$good_input = false;
}
if (intval($_POST['channel']) < 1 || intval($_POST['channel']) > RASPI_5GHZ_MAX_CHANNEL) {
$status->addMessage('Attempting to set channel outside of permitted range', 'danger');
$good_input = false;
}
$arrHostapdConf = parse_ini_file('/etc/raspap/hostapd.ini');
// Check for Bridged AP mode checkbox
$bridgedEnable = 0;
if ($arrHostapdConf['BridgedEnable'] == 0) {
if (isset($_POST['bridgedEnable'])) {
$bridgedEnable = 1;
}
} else {
if (isset($_POST['bridgedEnable'])) {
$bridgedEnable = 1;
}
}
// Check for WiFi client AP mode checkbox
$wifiAPEnable = 0;
if ($bridgedEnable == 0) { // enable client mode actions when not bridged
if ($arrHostapdConf['WifiAPEnable'] == 0) {
if (isset($_POST['wifiAPEnable'])) {
$wifiAPEnable = 1;
}
} else {
if (isset($_POST['wifiAPEnable'])) {
$wifiAPEnable = 1;
}
}
}
// Check for Logfile output checkbox
$logEnable = 0;
if ($arrHostapdConf['LogEnable'] == 0) {
if (isset($_POST['logEnable'])) {
$logEnable = 1;
exec('sudo '.RASPI_CONFIG.'/hostapd/enablelog.sh');
} else {
exec('sudo '.RASPI_CONFIG.'/hostapd/disablelog.sh');
}
} else {
if (isset($_POST['logEnable'])) {
$logEnable = 1;
exec('sudo '.RASPI_CONFIG.'/hostapd/enablelog.sh');
} else {
exec('sudo '.RASPI_CONFIG.'/hostapd/disablelog.sh');
}
}
$cfg = [];
$cfg['WifiInterface'] = $_POST['interface'];
$cfg['LogEnable'] = $logEnable;
// Save previous Client mode status when Bridged
$cfg['WifiAPEnable'] = ($bridgedEnable == 1 ?
$arrHostapdConf['WifiAPEnable'] : $wifiAPEnable);
$cfg['BridgedEnable'] = $bridgedEnable;
$cfg['WifiManaged'] = $_POST['interface'];
write_php_ini($cfg, RASPI_CONFIG.'/hostapd.ini');
$_SESSION['ap_interface'] = $_POST['interface'];
// Verify input
if (empty($_POST['ssid']) || strlen($_POST['ssid']) > 32) {
// Not sure of all the restrictions of SSID
$status->addMessage('SSID must be between 1 and 32 characters', 'danger');
$good_input = false;
}
if ($_POST['wpa'] !== 'none'
&& (strlen($_POST['wpa_passphrase']) < 8 || strlen($_POST['wpa_passphrase']) > 63)
) {
$status->addMessage('WPA passphrase must be between 8 and 63 characters', 'danger');
$good_input = false;
}
if (isset($_POST['hiddenSSID'])) {
if (!is_int((int)$_POST['hiddenSSID'])) {
$status->addMessage('Parameter hiddenSSID not a number.', 'danger');
$good_input = false;
} elseif ((int)$_POST['hiddenSSID'] < 0 || (int)$_POST['hiddenSSID'] >= 3) {
$status->addMessage('Parameter hiddenSSID contains invalid configuratie value.', 'danger');
$good_input = false;
} else {
$ignore_broadcast_ssid = $_POST['hiddenSSID'];
}
} else {
$ignore_broadcast_ssid = '0';
}
if (! in_array($_POST['interface'], $interfaces)) {
// The user is probably up to something here but it may also be a
// genuine error.
$status->addMessage('Unknown interface '.htmlspecialchars($_POST['interface'], ENT_QUOTES), 'danger');
$good_input = false;
}
if (strlen($_POST['country_code']) !== 0 && strlen($_POST['country_code']) != 2) {
$status->addMessage('Country code must be blank or two characters', 'danger');
$good_input = false;
}
if (isset($_POST['beaconintervalEnable'])) {
if (!is_numeric($_POST['beacon_interval'])) {
$status->addMessage('Beacon interval must be a numeric value', 'danger');
$good_input = false;
} elseif ($_POST['beacon_interval'] < 15 || $_POST['beacon_interval'] > 65535) {
$status->addMessage('Beacon interval must be between 15 and 65535', 'danger');
$good_input = false;
}
}
$_POST['max_num_sta'] = (int) $_POST['max_num_sta'];
$_POST['max_num_sta'] = $_POST['max_num_sta'] > 2007 ? 2007 : $_POST['max_num_sta'];
$_POST['max_num_sta'] = $_POST['max_num_sta'] < 1 ? null : $_POST['max_num_sta'];
if ($good_input) {
// Fixed values
$country_code = $_POST['country_code'];
$config = 'driver=nl80211'.PHP_EOL;
$config.= 'ctrl_interface='.RASPI_HOSTAPD_CTRL_INTERFACE.PHP_EOL;
$config.= 'ctrl_interface_group=0'.PHP_EOL;
$config.= 'auth_algs=1'.PHP_EOL;
$config.= 'wpa_key_mgmt=WPA-PSK'.PHP_EOL;
if (isset($_POST['beaconintervalEnable'])) {
$config.= 'beacon_int='.$_POST['beacon_interval'].PHP_EOL;
}
if (isset($_POST['disassoc_low_ackEnable'])) {
$config.= 'disassoc_low_ack=0'.PHP_EOL;
}
$config.= 'ssid='.$_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 {
$config.= 'interface='.$_POST['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, $return);
// Fetch dhcp-range, lease time from system config
$dhcpConfig = parse_ini_file(RASPI_DNSMASQ_CONFIG, false, INI_SCANNER_RAW);
if ($wifiAPEnable == 1) {
// Enable uap0 configuration in dnsmasq for Wifi client AP mode
// Set dhcp-range from system config. If undefined, fallback to default
$dhcp_range = ($dhcpConfig['dhcp-range'] =='10.3.141.50,10.3.141.255,255.255.255.0,12h' ||
$dhcpConfig['dhcp-range'] =='') ? '192.168.50.50,192.168.50.150,12h' : $dhcpConfig['dhcp-range'];
$config = 'interface=lo,uap0 # Enable uap0 interface for wireless client AP mode'.PHP_EOL;
$config.= 'bind-dynamic # Hybrid between --bind-interfaces and default'.PHP_EOL;
$config.= 'server=8.8.8.8 # Forward DNS requests to Google DNS'.PHP_EOL;
$config.= 'domain-needed # Don\'t forward short names'.PHP_EOL;
$config.= 'bogus-priv # Never forward addresses in the non-routed address spaces'.PHP_EOL;
$config.= 'dhcp-range='.$dhcp_range.PHP_EOL;
if (!empty($dhcpConfig['dhcp-option'])) {
$config.= 'dhcp-option='.$dhcpConfig['dhcp-option'].PHP_EOL;
}
} else {
// Set dhcp-range from system config. If undefined, fallback to default
$dhcp_range = ($dhcpConfig['dhcp-range'] =='192.168.50.50,192.168.50.150,12h' ||
$dhcpConfig['dhcp-range'] =='') ? '10.3.141.50,10.3.141.255,255.255.255.0,12h' : $dhcpConfig['dhcp-range'];
$config = 'domain-needed'.PHP_EOL;
$config.= 'interface='.$_POST['interface'].PHP_EOL;
$config.= 'dhcp-range='.$dhcp_range.PHP_EOL;
if (!empty($dhcpConfig['dhcp-option'])) {
$config.= 'dhcp-option='.$dhcpConfig['dhcp-option'].PHP_EOL;
}
}
file_put_contents("/tmp/dnsmasqdata", $config);
system('sudo cp /tmp/dnsmasqdata '.RASPI_DNSMASQ_CONFIG, $return);
// Set dnsmasq values from ini, fallback to default if undefined
$intConfig = parse_ini_file(RASPI_CONFIG_NETWORKING.'/'.$_POST['interface'].'.ini', false, INI_SCANNER_RAW);
$domain_name_server = ($intConfig['domain_name_server'] =='') ? '1.1.1.1 8.8.8.8' : $intConfig['domain_name_server'];
$routers = ($intConfig['routers'] == '') ? '10.3.141.1' : $intConfig['routers'];
// write options to dhcpcd.conf
$config = [ '# RaspAP '.$_POST['interface'].' configuration' ];
$config[] = 'hostname';
$config[] = 'clientid';
$config[] = 'persistent';
$config[] = 'option rapid_commit';
$config[] = 'option domain_name_servers, domain_name, domain_search, host_name';
$config[] = 'option classless_static_routes';
$config[] = 'option ntp_servers';
$config[] = 'require dhcp_server_identifier';
$config[] = 'slaac private';
$config[] = 'nohook lookup-hostname';
if ($bridgedEnable == 1) {
$config[] = 'denyinterfaces eth0 wlan0';
$config[] = 'interface br0';
} elseif ($wifiAPEnable == 1) {
// Enable uap0 configuration in dhcpcd for Wifi client AP mode
$intConfig = parse_ini_file(RASPI_CONFIG_NETWORKING.'/uap0.ini', false, INI_SCANNER_RAW);
$ip_address = ($intConfig['ip_address'] == '') ? '192.168.50.1/24' : $intConfig['ip_address'];
$config[] = 'interface uap0';
$config[] = 'static ip_address='.$ip_address;
$config[] = 'nohook wpa_supplicant';
} else {
// Default config
$ip_address = "10.3.141.1/24"; // fallback IP
// default IP of the AP xxx.xxx.xxx.1/24 of the selected dhcp range
$def_ip = array();
if (preg_match("/^([0-9]{1,3}\.){3}/",$dhcp_range,$def_ip) ) $ip_address = $def_ip[0]."1/24";
// use static IP assigned to interface only, if consistent with the selected dhcp range
if (preg_match("/^([0-9]{1,3}\.){3}/",$intConfig['ip_address'],$int_ip) && $def_ip[0] === $int_ip[0]) $ip_address = $intConfig['ip_address'];
$config[] = 'interface '.$_POST['interface'];
$config[] = 'static ip_address='.$ip_address;
$config[] = 'static domain_name_server='.$domain_name_server;
$config[] = PHP_EOL;
// write the static IP back to the $_POST['interface'].ini file
$intConfig['interface'] = $_POST['interface'];
$intConfig['ip_address'] = $ip_address;
$intConfig['domain_name_server'] = $domain_name_server;
$intConfig['routers'] = $routers;
$intConfig['static'] = "true";
$intConfig['failover'] = "false";
write_php_ini($intConfig, RASPI_CONFIG_NETWORKING.'/'.$_POST['interface'].".ini");
}
$config = join(PHP_EOL, $config);
file_put_contents("/tmp/dhcpddata", $config);
system('sudo cp /tmp/dhcpddata '.RASPI_DHCPCD_CONFIG, $return);
if ($return == 0) {
$status->addMessage('Wifi Hotspot settings saved', 'success');
} else {
$status->addMessage('Unable to save wifi hotspot settings', 'danger');
}
} else {
$status->addMessage('Unable to save wifi hotspot settings', 'danger');
return false;
}
return true;
}