<?php /** * * Add CSRF Token to form * */ function CSRFToken() { ?> <input type="hidden" name="csrf_token" value="<?php echo $_SESSION['csrf_token']; ?>" /> <?php } /** * * Validate CSRF Token * */ function CSRFValidate() { return hash_equals($_POST['csrf_token'], $_SESSION['csrf_token']); } /** * Test whether array is associative */ function isAssoc($arr) { return array_keys($arr) !== range(0, count($arr) - 1); } /** * * Display a selector field for a form. Arguments are: * $name: Field name * $options: Array of options * $selected: Selected option (optional) * If $options is an associative array this should be the key * */ function SelectorOptions($name, $options, $selected = null) { echo "<select class=\"form-control\" name=\"$name\">"; foreach ( $options as $opt => $label) { $select = ''; $key = isAssoc($options) ? $opt : $label; if( $key == $selected ) { $select = " selected"; } echo "<option value=\"$key\"$select>$label</options>"; } echo "</select>"; } /** * * @param string $input * @param string $string * @param int $offset * @param string $separator * @return $string */ function GetDistString( $input,$string,$offset,$separator ) { $string = substr( $input,strpos( $input,$string )+$offset,strpos( substr( $input,strpos( $input,$string )+$offset ), $separator ) ); return $string; } /** * * @param array $arrConfig * @return $config */ function ParseConfig( $arrConfig ) { $config = array(); foreach( $arrConfig as $line ) { $line = trim($line); if( $line != "" && $line[0] != "#" ) { $arrLine = explode( "=",$line ); $config[$arrLine[0]] = ( count($arrLine) > 1 ? $arrLine[1] : true ); } } return $config; } /** * * @param string $freq * @return $channel */ function ConvertToChannel( $freq ) { $base = 2412; $channel = 1; for( $x = 0; $x < 13; $x++ ) { if( $freq != $base ) { $base = $base + 5; $channel++; } else { return $channel; } } return "Invalid Channel"; } /** * Converts WPA security string to readable format * @param string $security * @return string */ function ConvertToSecurity( $security ) { switch( $security ) { case "[WPA2-PSK-CCMP][ESS]": return "WPA2-PSK (AES)"; break; case "[WPA2-PSK-TKIP][ESS]": return "WPA2-PSK (TKIP)"; break; case "[WPA2-PSK-CCMP][WPS][ESS]": return "WPA/WPA2-PSK (TKIP/AES)"; break; case "[WPA2-PSK-TKIP+CCMP][WPS][ESS]": return "WPA2-PSK (TKIP/AES) with WPS"; break; case "[WPA-PSK-TKIP+CCMP][WPS][ESS]": return "WPA-PSK (TKIP/AES) with WPS"; break; case "[WPA-PSK-TKIP][WPA2-PSK-CCMP][WPS][ESS]": return "WPA/WPA2-PSK (TKIP/AES)"; break; case "[WPA-PSK-TKIP+CCMP][WPA2-PSK-TKIP+CCMP][ESS]": return "WPA/WPA2-PSK (TKIP/AES)"; break; case "[WPA-PSK-TKIP][ESS]": return "WPA-PSK (TKIP)"; break; case "[WEP][ESS]": return "WEP"; break; } } /** * * */ function DisplayWPAConfig(){ $status = ''; ?> <div class="row"> <div class="col-lg-12"> <div class="panel panel-primary"> <div class="panel-heading"><i class="fa fa-signal fa-fw"></i> Configure client </div> <!-- /.panel-heading --> <div class="panel-body"> <?php echo $status; ?> <h4>Client settings</h4> <div class="row"> <div class="col-lg-12"> <?php // save WPA settings if( isset($_POST['SaveWPAPSKSettings']) ) { $config = 'ctrl_interface=DIR='. RASPI_WPA_CTRL_INTERFACE .' GROUP=netdev update_config=1 '; $networks = $_POST['Networks']; for( $x = 0; $x < $networks; $x++ ) { $network = ''; $ssid = escapeshellarg( $_POST['ssid'.$x] ); $psk = escapeshellarg( $_POST['psk'.$x] ); if ( strlen($psk) >2 ) { exec( 'wpa_passphrase '.$ssid. ' ' . $psk,$network ); foreach($network as $b) { $config .= "$b "; } } } exec( "echo '$config' > /tmp/wifidata", $return ); system( 'sudo cp /tmp/wifidata ' . RASPI_WPA_SUPPLICANT_CONFIG, $returnval ); if( $returnval == 0 ) { echo '<div class="alert alert-success alert-dismissable">Wifi settings updated successfully <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } else { echo '<div class="alert alert-danger alert-dismissable">Wifi settings failed to be updated <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } // scan networks } elseif( isset($_POST['Scan']) ) { $return = ''; exec( 'sudo wpa_cli scan',$return ); sleep(3); exec( 'sudo wpa_cli scan_results',$return ); for( $shift = 0; $shift < 4; $shift++ ) { array_shift($return); } // display output echo '<form method="POST" action="?page=wpa_conf" id="wpa_conf_form"><input type="hidden" id="Networks" name="Networks" /><div class="network" id="networkbox"></div>'; echo '<div class="row"><div class="col-lg-6"><input type="submit" class="btn btn-primary" value="Scan for networks" name="Scan" /> <input type="button" class="btn btn-primary" value="Add network" onClick="AddNetwork();" /> <input type="submit" class="btn btn-primary" value="Save" name="SaveWPAPSKSettings" onmouseover="UpdateNetworks(this)" id="Save" disabled /></div></div>'; echo '<h4>Networks found</h4><div class="table-responsive"><table class="table table-hover">'; echo '<thead><tr><th></th><th>SSID</th><th>Channel</th><th>Signal</th><th>Security</th></tr></thead><tbody>'; foreach( $return as $network ) { $arrNetwork = preg_split("/[\t]+/",$network); $bssid = $arrNetwork[0]; $channel = ConvertToChannel($arrNetwork[1]); $signal = $arrNetwork[2] . " dBm"; $security = $arrNetwork[3]; $ssid = $arrNetwork[4]; echo '<tr><td><input type="button" class="btn btn-outline btn-primary" value="Connect" onClick="AddScanned(\''.$ssid.'\')" /></td> <td><strong>' . $ssid . "</strong></td> <td>" . $channel . "</td><td>" . $signal . "</td><td>". ConvertToSecurity($security) ."</td></tr>"; } echo '</tbody></table>'; } else { // default action, output configured network(s) exec(' sudo cat ' . RASPI_WPA_SUPPLICANT_CONFIG, $return); $ssid = array(); $psk = array(); foreach($return as $a) { if(preg_match('/SSID/i',$a)) { $arrssid = explode("=",$a); $ssid[] = str_replace('"','',$arrssid[1]); } if(preg_match('/psk/i',$a)) { $arrpsk = explode("=",$a); $psk[] = str_replace('"','',$arrpsk[1]); } } $numSSIDs = count($ssid); $output = '<form method="POST" action="?page=wpa_conf" id="wpa_conf_form"><input type="hidden" id="Networks" name="Networks" /><div class="network" id="networkbox">'; if ( $numSSIDs > 0 ) { for( $ssids = 0; $ssids < $numSSIDs; $ssids++ ) { $output .= '<div id="Networkbox'.$ssids.'" class="NetworkBoxes"> <div class="row"><div class="form-group col-md-4"><label for="code">Network '.$ssids.'</label></div></div> <div class="row"><div class="form-group col-md-4"><label for="code" id="lssid0">SSID</label><input type="text" class="form-control" id="ssid0" name="ssid'.$ssids.'" value="'.$ssid[$ssids].'" onkeyup="CheckSSID(this)" /></div></div> <div class="row"><div class="form-group col-md-4"><label for="code" id="lpsk0">PSK</label><input type="password" class="form-control" id="psk0" name="psk'.$ssids.'" value="'.$psk[$ssids].'" onkeyup="CheckPSK(this)" /></div></div> <div class="row"><div class="form-group col-md-4"><input type="button" class="btn btn-outline btn-primary" value="Delete" onClick="DeleteNetwork('.$ssids.')" /></div></div>'; } $output .= '</div><!-- /#Networkbox -->'; } else { $status = '<div class="alert alert-warning alert-dismissable">Not connected <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } $output .= '<div class="row"><div class="col-lg-6"><input type="submit" class="btn btn-primary" value="Scan for networks" name="Scan" /> <input type="button" class="btn btn-primary" value="Add network" onClick="AddNetwork();" /> <input type="submit" class="btn btn-primary" value="Save" name="SaveWPAPSKSettings" onmouseover="UpdateNetworks(this)" id="Save" disabled />'; $output .= '</form>'; echo $output; } ?> <script type="text/Javascript">UpdateNetworks(this)</script> </form> </div><!-- ./ Panel body --> </div><!-- /.panel-primary --> </div><!-- /.col-lg-12 --> </div><!-- /.row --> <?php } function DisplayOpenVPNConfig() { exec( 'cat '. RASPI_OPENVPN_CLIENT_CONFIG, $returnClient ); exec( 'cat '. RASPI_OPENVPN_SERVER_CONFIG, $returnServer ); exec( 'pidof openvpn | wc -l', $openvpnstatus); if( $openvpnstatus[0] == 0 ) { $status = '<div class="alert alert-warning alert-dismissable">OpenVPN is not running <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } else { $status = '<div class="alert alert-success alert-dismissable">OpenVPN is running <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } // parse client settings foreach( $returnClient as $a ) { if( $a[0] != "#" ) { $arrLine = explode( " ",$a) ; $arrClientConfig[$arrLine[0]]=$arrLine[1]; } } // parse server settings foreach( $returnServer as $a ) { if( $a[0] != "#" ) { $arrLine = explode( " ",$a) ; $arrServerConfig[$arrLine[0]]=$arrLine[1]; } } ?> <div class="row"> <div class="col-lg-12"> <div class="panel panel-primary"> <div class="panel-heading"><i class="fa fa-lock fa-fw"></i> Configure OpenVPN </div> <!-- /.panel-heading --> <div class="panel-body"> <!-- Nav tabs --> <ul class="nav nav-tabs"> <li class="active"><a href="#openvpnclient" data-toggle="tab">Client settings</a> </li> <li><a href="#openvpnserver" data-toggle="tab">Server settings</a> </li> </ul> <!-- Tab panes --> <div class="tab-content"> <p><?php echo $status; ?></p> <div class="tab-pane fade in active" id="openvpnclient"> <h4>Client settings</h4> <form role="form" action="?page=save_hostapd_conf" method="POST"> <div class="row"> <div class="form-group col-md-4"> <label>Select OpenVPN configuration file (.ovpn)</label> <input type="file" name="openvpn-config"> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Client Log</label> <input type="text" class="form-control" id="disabledInput" name="log-append" type="text" placeholder="<?php echo $arrClientConfig['log-append']; ?>" disabled /> </div> </div> </div> <div class="tab-pane fade" id="openvpnserver"> <h4>Server settings</h4> <div class="row"> <div class="form-group col-md-4"> <label for="code">Port</label> <input type="text" class="form-control" name="openvpn_port" value="<?php echo $arrServerConfig['port'] ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Protocol</label> <input type="text" class="form-control" name="openvpn_proto" value="<?php echo $arrServerConfig['proto'] ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Root CA certificate</label> <input type="text" class="form-control" name="openvpn_rootca" placeholder="<?php echo $arrServerConfig['ca']; ?>" disabled /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Server certificate</label> <input type="text" class="form-control" name="openvpn_cert" placeholder="<?php echo $arrServerConfig['cert']; ?>" disabled /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Diffie Hellman parameters</label> <input type="text" class="form-control" name="openvpn_dh" placeholder="<?php echo $arrServerConfig['dh']; ?>" disabled /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">KeepAlive</label> <input type="text" class="form-control" name="openvpn_keepalive" value="<?php echo $arrServerConfig['keepalive']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Server log</label> <input type="text" class="form-control" name="openvpn_status" placeholder="<?php echo $arrServerConfig['status']; ?>" disabled /> </div> </div> </div> <input type="submit" class="btn btn-outline btn-primary" name="SaveOpenVPNSettings" value="Save settings" /> <?php if($hostapdstatus[0] == 0) { echo '<input type="submit" class="btn btn-success" name="StartOpenVPN" value="Start OpenVPN" />'; } else { echo '<input type="submit" class="btn btn-warning" name="StopOpenVPN" value="Stop OpenVPN" />'; } ?> </form> </div><!-- /.panel-body --> </div><!-- /.panel-primary --> <div class="panel-footer"> Information provided by openvpn</div> </div><!-- /.col-lg-12 --> </div><!-- /.row --> <?php } /** * * */ function DisplayTorProxyConfig(){ exec( 'cat '. RASPI_TORPROXY_CONFIG, $return ); exec( 'pidof tor | wc -l', $torproxystatus); if( $torproxystatus[0] == 0 ) { $status = '<div class="alert alert-warning alert-dismissable">TOR is not running <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } else { $status = '<div class="alert alert-success alert-dismissable">TOR is running <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>'; } foreach( $return as $a ) { if( $a[0] != "#" ) { $arrLine = explode( " ",$a) ; $arrConfig[$arrLine[0]]=$arrLine[1]; } } ?> <div class="row"> <div class="col-lg-12"> <div class="panel panel-primary"> <div class="panel-heading"><i class="fa fa-eye-slash fa-fw"></i> Configure TOR proxy </div> <!-- /.panel-heading --> <div class="panel-body"> <!-- Nav tabs --> <ul class="nav nav-tabs"> <li class="active"><a href="#basic" data-toggle="tab">Basic</a> </li> <li><a href="#relay" data-toggle="tab">Relay</a> </li> </ul> <!-- Tab panes --> <div class="tab-content"> <p><?php echo $status; ?></p> <div class="tab-pane fade in active" id="basic"> <h4>Basic settings</h4> <form role="form" action="?page=save_hostapd_conf" method="POST"> <div class="row"> <div class="form-group col-md-4"> <label for="code">VirtualAddrNetwork</label> <input type="text" class="form-control" name="virtualaddrnetwork" value="<?php echo $arrConfig['VirtualAddrNetwork']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">AutomapHostsSuffixes</label> <input type="text" class="form-control" name="automaphostssuffixes" value="<?php echo $arrConfig['AutomapHostsSuffixes']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">AutomapHostsOnResolve</label> <input type="text" class="form-control" name="automaphostsonresolve" value="<?php echo $arrConfig['AutomapHostsOnResolve']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">TransListenAddress</label> <input type="text" class="form-control" name="translistenaddress" value="<?php echo $arrConfig['TransListenAddress']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">DNSPort</label> <input type="text" class="form-control" name="dnsport" value="<?php echo $arrConfig['DNSPort']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">DNSListenAddress</label> <input type="text" class="form-control" name="dnslistenaddress" value="<?php echo $arrConfig['DNSListenAddress']; ?>" /> </div> </div> </div> <div class="tab-pane fade" id="relay"> <h4>Relay settings</h4> <div class="row"> <div class="form-group col-md-4"> <label for="code">ORPort</label> <input type="text" class="form-control" name="orport" value="<?php echo $arrConfig['ORPort']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">ORListenAddress</label> <input type="text" class="form-control" name="orlistenaddress" value="<?php echo $arrConfig['ORListenAddress']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Nickname</label> <input type="text" class="form-control" name="nickname" value="<?php echo $arrConfig['Nickname']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">Address</label> <input type="text" class="form-control" name="address" value="<?php echo $arrConfig['Address']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">RelayBandwidthRate</label> <input type="text" class="form-control" name="relaybandwidthrate" value="<?php echo $arrConfig['RelayBandwidthRate']; ?>" /> </div> </div> <div class="row"> <div class="form-group col-md-4"> <label for="code">RelayBandwidthBurst</label> <input type="text" class="form-control" name="relaybandwidthburst" value="<?php echo $arrConfig['RelayBandwidthBurst']; ?>" /> </div> </div> </div> <input type="submit" class="btn btn-outline btn-primary" name="SaveTORProxySettings" value="Save settings" /> <?php if( $torproxystatus[0] == 0 ) { echo '<input type="submit" class="btn btn-success" name="StartTOR" value="Start TOR" />'; } else { echo '<input type="submit" class="btn btn-warning" name="StopTOR" value="Stop TOR" />'; }; ?> </form> </div><!-- /.tab-content --> </div><!-- /.panel-body --> <div class="panel-footer"> Information provided by tor</div> </div><!-- /.panel-primary --> </div><!-- /.col-lg-12 --> </div><!-- /.row --> <?php } /** * * */ function DisplaySystem(){ // hostname exec("hostname -f", $hostarray); $hostname = $hostarray[0]; // uptime $uparray = explode(" ", exec("cat /proc/uptime")); $seconds = round($uparray[0], 0); $minutes = $seconds / 60; $hours = $minutes / 60; $days = floor($hours / 24); $hours = floor($hours - ($days * 24)); $minutes = floor($minutes - ($days * 24 * 60) - ($hours * 60)); $uptime= ''; if ($days != 0) { $uptime .= $days . ' day' . (($days > 1)? 's ':' '); } if ($hours != 0) { $uptime .= $hours . ' hour' . (($hours > 1)? 's ':' '); } if ($minutes != 0) { $uptime .= $minutes . ' minute' . (($minutes > 1)? 's ':' '); } // mem used exec("free -m | awk '/Mem:/ { total=$2 } /buffers\/cache/ { used=$3 } END { print used/total*100}'", $memarray); $memused = floor($memarray[0]); if ($memused > 90) { $memused_status = "danger"; } elseif ($memused > 75) { $memused_status = "warning"; } elseif ($memused > 0) { $memused_status = "success"; } // cpu load $cores = exec("grep -c ^processor /proc/cpuinfo"); $loadavg = exec("awk '{print $1}' /proc/loadavg"); $cpuload = floor(($loadavg * 100) / $cores); if ($cpuload > 90) { $cpuload_status = "danger"; } elseif ($cpuload > 75) { $cpuload_status = "warning"; } elseif ($cpuload > 0) { $cpuload_status = "success"; } ?> <div class="row"> <div class="col-lg-12"> <div class="panel panel-primary"> <div class="panel-heading"><i class="fa fa-cube fa-fw"></i> System</div> <div class="panel-body"> <?php if (isset($_POST['system_reboot'])) { echo '<div class="alert alert-warning">System Rebooting Now!</div>'; $result = shell_exec("sudo /sbin/reboot"); } if (isset($_POST['system_shutdown'])) { echo '<div class="alert alert-warning">System Shutting Down Now!</div>'; $result = shell_exec("sudo /sbin/shutdown -h now"); } ?> <div class="row"> <div class="col-md-6"> <div class="panel panel-default"> <div class="panel-body"> <h4>System Information</h4> <div class="info-item">Hostname</div> <?php echo $hostname ?></br> <div class="info-item">Uptime</div> <?php echo $uptime ?></br></br> <div class="info-item">Memory Used</div> <div class="progress"> <div class="progress-bar progress-bar-<?php echo $memused_status ?> progress-bar-striped active" role="progressbar" aria-valuenow="<?php echo $memused ?>" aria-valuemin="0" aria-valuemax="100" style="width: <?php echo $memused ?>%;"><?php echo $memused ?>% </div> </div> <div class="info-item">CPU Load</div> <div class="progress"> <div class="progress-bar progress-bar-<?php echo $cpuload_status ?> progress-bar-striped active" role="progressbar" aria-valuenow="<?php echo $cpuload ?>" aria-valuemin="0" aria-valuemax="100" style="width: <?php echo $cpuload ?>%;"><?php echo $cpuload ?>% </div> </div> </div><!-- /.panel-body --> </div><!-- /.panel-default --> </div><!-- /.col-md-6 --> </div><!-- /.row --> <form action="?page=system_info" method="POST"> <input type="submit" class="btn btn-warning" name="system_reboot" value="Reboot" /> <input type="submit" class="btn btn-warning" name="system_shutdown" value="Shutdown" /> <input type="button" class="btn btn-outline btn-primary" value="Refresh" onclick="document.location.reload(true)" /> </form> </div><!-- /.panel-body --> </div><!-- /.panel-primary --> </div><!-- /.col-lg-12 --> </div><!-- /.row --> <?php } /** * * */ function SaveTORAndVPNConfig(){ if( isset($_POST['SaveOpenVPNSettings']) ) { // TODO } elseif( isset($_POST['SaveTORProxySettings']) ) { // TODO } elseif( isset($_POST['StartOpenVPN']) ) { echo "Attempting to start openvpn"; exec( 'sudo /etc/init.d/openvpn start', $return ); foreach( $return as $line ) { echo $line."<br />"; } } elseif( isset($_POST['StopOpenVPN']) ) { echo "Attempting to stop openvpn"; exec( 'sudo /etc/init.d/openvpn stop', $return ); foreach( $return as $line ) { echo $line."<br />"; } } elseif( isset($_POST['StartTOR']) ) { echo "Attempting to start TOR"; exec( 'sudo /etc/init.d/tor start', $return ); foreach( $return as $line ) { echo $line."<br />"; } } elseif( isset($_POST['StopTOR']) ) { echo "Attempting to stop TOR"; exec( 'sudo /etc/init.d/tor stop', $return ); foreach( $return as $line ) { echo $line."<br />"; } } } ?>