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authorSeth Mos <seth.mos@xs4all.nl>2006-12-20 12:42:33 +0000
committerSeth Mos <seth.mos@xs4all.nl>2006-12-20 12:42:33 +0000
commitc983eb0e264e7e70bcf7446f6c864096a5e43e07 (patch)
tree8159d57a5072db5d95a014015eda4db6fd3ce0cf /packages/squid.inc
parent8067d543254992d669bffd44773f424a27840c4c (diff)
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Remove squid files, these are now in a squid subdirectory
Diffstat (limited to 'packages/squid.inc')
-rw-r--r--packages/squid.inc926
1 files changed, 0 insertions, 926 deletions
diff --git a/packages/squid.inc b/packages/squid.inc
deleted file mode 100644
index 5bd9fb1d..00000000
--- a/packages/squid.inc
+++ /dev/null
@@ -1,926 +0,0 @@
-<?php
-/* $Id$ */
-/*
- squid.inc
- Copyright (C) 2006 Scott Ullrich
- Copyright (C) 2006 Fernando Lemos
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- 1. Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGE.
-*/
-
-require_once('globals.inc');
-require_once('config.inc');
-require_once('util.inc');
-require_once('pfsense-utils.inc');
-require_once('pkg-utils.inc');
-require_once('filter.inc');
-require_once('service-utils.inc');
-
-define('SQUID_CONFBASE', '/usr/local/etc/squid');
-define('SQUID_ACLDIR', '/var/squid/acl');
-define('SQUID_PASSWD', '/var/etc/squid.passwd');
-
-$valid_acls = array();
-
-
-function squid_get_real_interface_address($iface) {
- global $config;
-
- $iface = convert_friendly_interface_to_real_interface_name($iface);
- $line = trim(shell_exec("ifconfig $iface | grep inet | grep -v inet6"));
- list($dummy, $ip, $dummy2, $netmask) = explode(' ', $line);
-
- return array($ip, long2ip(hexdec($netmask)));
-}
-
-function squid_chown_recursive($dir, $user, $group) {
- chown($dir, $user);
- chgrp($dir, $group);
- $handle = opendir($dir) ;
- while (($item = readdir($handle)) !== false) {
- if (($item != ".") && ($item != "..")) {
- $path = "$dir/$item";
- if (is_dir($path))
- squid_chown_recursive($path, $user, $group);
- else {
- chown($path, $user);
- chgrp($path, $group);
- }
- }
- }
-}
-
-/* setup cache */
-function squid_dash_z() {
- global $config;
- $settings = $config['installedpackages']['squidcache']['config'][0];
- $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
-
- if(!is_dir($cachedir.'/')) {
- log_error("Creating Squid cache dir $cachedir");
- make_dirs($cachedir);
- squid_chown_recursive($cachedir, 'proxy', 'proxy');
- }
-
- if(!is_dir($cachedir.'/00/')) {
- log_error("Creating squid cache subdirs in $cachedir");
- mwexec("/usr/local/sbin/squid -z");
- }
-
-}
-
-function squid_is_valid_acl($acl) {
- global $valid_acls;
- if(!is_array($valid_acls))
- return;
- return in_array($acl, $valid_acls);
-}
-
-function squid_install_command() {
- global $config;
-
- /* create cache */
- squid_dash_z();
- /* make sure pinger is executable */
- exec("/bin/chmod a+x /usr/local/libexec/squid/pinger");
- exec("/bin/rm /usr/local/etc/rc.d/squid");
- $rc = array();
- $rc['file'] = 'squid.sh';
- $rc['start'] = '/usr/local/sbin/squid -D';
- $rc['stop'] = <<<EOD
-/usr/local/sbin/squid -k shutdown
-# Just to be sure...
-sleep 5
-killall -9 squid 2>/dev/null
-killall pinger 2>/dev/null
-
-EOD;
- $rc['restart'] = <<<EOD
-if [ -z "`pgrep squid`" ]; then
- /usr/local/sbin/squid -D
- else
- /usr/local/sbin/squid -k reconfigure
- fi
-
-EOD;
- write_rcfile($rc);
-
- foreach (array( SQUID_CONFBASE,
- SQUID_ACLDIR,
- ) as $dir) {
- make_dirs($dir);
- squid_chown_recursive($dir, 'proxy', 'proxy');
- }
-
- /* kill any running proxy alarm scripts */
- log_error("Stopping any running proxy monitors");
- mwexec("ps awux | grep \"proxy_monitor\" | grep -v \"grep\" | grep -v \"php\" | awk '{ print $2 }' | xargs kill");
- sleep(1);
- /* restart proxy alarm scripts */
- log_error("Starting a proxy monitor script");
- mwexec_bg("/usr/local/etc/rc.d/proxy_monitor.sh");
-
- if (!file_exists(SQUID_CONFBASE . '/mime.conf') && file_exists(SQUID_CONFBASE . '/mime.conf.default'))
- copy(SQUID_CONFBASE . '/mime.conf.default', SQUID_CONFBASE . '/mime.conf');
-
- squid_dash_z();
-
- if (!is_service_running('squid')) {
- log_error("Starting Squid");
- mwexec_bg("/usr/local/sbin/squid -D");
- } else {
- log_error("Reloading Squid for configuration sync");
- mwexec("/usr/local/sbin/squid -k reconfigure");
- }
-
- filter_configure();
-
-}
-
-function squid_deinstall_command() {
- global $config;
- $settings = $config['installedpackages']['squidcache']['config'][0];
- $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
- $logdir = ($settings['log_dir'] ? $settings['log_dir'] : '/var/squid/log');
-
- mwexec('rm -rf $cachedir');
- mwexec('rm -rf $logdir');
- mwexec('rm -f /usr/local/etc/rc.d/proxy_monitor.sh');
- mwexec("ps awux | grep \"proxy_monitor\" | grep -v \"grep\" | grep -v \"php\" | awk '{ print $2 }' | xargs kill");
- mwexec("ps awux | grep \"squid\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill");
- mwexec("ps awux | grep \"dnsserver\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill");
- mwexec("ps awux | grep \"unlinkd\" | grep -v \"grep\" | awk '{ print $2 }' | xargs kill");
- filter_configure();
-}
-
-function squid_before_form_general($pkg) {
- $values = get_dir(SQUID_CONFBASE . '/errors/');
- // Get rid of '..' and '.'
- array_shift($values);
- array_shift($values);
- $name = array();
- foreach ($values as $value)
- $names[] = implode(' ', explode('_', $value));
-
- $i = 0;
- foreach ($pkg['fields']['field'] as $field) {
- if ($field['fieldname'] == 'error_language')
- break;
- $i++;
- }
- $field = &$pkg['fields']['field'][$i];
-
- for ($i = 0; $i < count($values) - 1; $i++)
- $field['options']['option'][] = array('name' => $names[$i], 'value' => $values[$i]);
-}
-
-function squid_validate_general($post, $input_errors) {
- global $config;
- $icp_port = trim($post['icp_port']);
- if (!empty($icp_port) && !is_port($icp_port))
- $input_errors[] = 'You must enter a valid port number in the \'ICP port\' field';
-
- if (substr($post['log_dir'], -1, 1) == '/')
- $input_errors[] = 'You may not end log location with an / mark';
-
- if ($post['log_dir']{0} != '/')
- $input_errors[] = 'You must start log location with a / mark';
- if (strlen($post['log_dir']) <= 3)
- $input_errors[] = "That is not a valid log location dir";
-
- if (($post['transparent_proxy'] == 'on')) {
- $port = 80;
- } else {
- $port = trim($post['proxy_port']);
- }
-
- $webgui_port = $config['system']['webgui']['port'];
- if($config['system']['webgui']['port'] == "") {
- $webgui_port = 80;
- }
-
- if ($port == $webgui_port) {
- $input_errors[] = "You can not run squid on the same port as the webgui";
- }
-}
-
-function squid_validate_upstream($post, $input_errors) {
- if ($post['proxy_forwarding'] == 'on') {
- $addr = trim($post['proxy_addr']);
- if (empty($addr))
- $input_errors[] = 'The field \'Hostname\' is required';
- else {
- if (!is_ipaddr($addr) && !is_domain($addr))
- $input_errors[] = 'You must enter a valid IP address or host name in the \'Proxy hostname\' field';
- }
-
- foreach (array('proxy_port' => 'TCP port', 'icp_port' => 'ICP port') as $field => $name) {
- $port = trim($post[$field]);
- if (empty($port))
- $input_errors[] = "The field '$name' is required";
- else {
- if (!is_port($port))
- $input_errors[] = "The field '$name' must contain a valid port number, between 0 and 65535";
- }
- }
- }
-}
-
-function squid_validate_cache($post, $input_errors) {
- $num_fields = array( 'harddisk_cache_size' => 'Hard disk cache size',
- 'memory_cache_size' => 'Memory cache size',
- 'maximum_object_size' => 'Maximum object size',
- );
- foreach ($num_fields as $field => $name) {
- $value = trim($post[$field]);
- if (!is_numeric($value) || ($value < 1))
- $input_errors[] = "You must enter a valid value for '$field'";
- }
-
- $value = trim($post['minimum_object_size']);
- if (!is_numeric($value) || ($value < 0))
- $input_errors[] = 'You must enter a valid value for \'Minimum object size\'';
-
- if ($post['donotcache'] != "") {
- foreach (explode(',', $post['donotcache']) as $host) {
- $host = trim($host);
- if (!is_ipaddr($host) && !is_domain($host))
- $input_errors[] = "The host '$host' is not a valid IP or host name";
- }
- }
-
-}
-
-function squid_validate_nac($post, $input_errors) {
- $allowed_subnets = explode(',', trim($post['allowed_subnets']));
- foreach ($allowed_subnets as $subnet) {
- $subnet = trim($subnet);
- if (!empty($subnet) && !is_subnet($subnet))
- $input_errors[] = "The subnet '$subnet' is not a valid CIDR range";
- }
-
- foreach (array( 'unrestricted_hosts', 'banned_hosts') as $hosts) {
- foreach (explode(',', $post[$hosts]) as $host) {
- $host = trim($host);
- if (!empty($host) && !is_ipaddr($host))
- $input_errors[] = "The host '$host' is not a valid IP address";
- }
- }
-
- foreach (array('unrestricted_macs', 'banned_macs') as $macs) {
- foreach (explode(',', $post[$macs]) as $mac) {
- $mac = trim($mac);
- if (!empty($mac) && !is_macaddr($mac))
- $input_errors[] = "The mac '$mac' is not a valid MAC address";
- }
- }
-
- foreach (explode(',', $post['timelist']) as $time) {
- $time = trim($time);
- if (!empty($time) && !squid_is_timerange($time))
- $input_errors[] = "The time range '$time' is not a valid time range";
- }
-}
-
-function squid_validate_traffic($post, $input_errors) {
- $num_fields = array( 'max_download_size' => 'Maximum download size',
- 'max_upload_size' => 'Maximum upload size',
- 'perhost_throttling' => 'Per-host bandwidth throttling',
- 'overall_throttling' => 'Overall bandwidth throttling',
- );
- foreach ($num_fields as $field => $name) {
- $value = trim($post[$field]);
- if (!is_numeric($value) || ($value < 0))
- $input_errors[] = "The field '$name' must contain a positive number";
- }
-}
-
-function squid_validate_auth($post, $input_errors) {
- $num_fields = array( array('auth_processes', 'Authentication processes', 1),
- array('auth_ttl', 'Authentication TTL', 0),
- );
- foreach ($num_fields as $field) {
- $value = trim($post[$field[0]]);
- if (!empty($value) && (!is_numeric($value) || ($value < $field[2])))
- $input_errors[] = "The field '{$field[1]}' must contain a valid number greater than {$field[2]}";
- }
-
- $auth_method = $post['auth_method'];
- if (($auth_method != 'none') && ($auth_method != 'local')) {
- $server = trim($post['auth_server']);
- if (empty($server))
- $input_errors[] = 'The field \'Authentication server\' is required';
- else if (!is_ipaddr($server) && !is_domain($server))
- $input_errors[] = 'The field \'Authentication server\' must contain a valid IP address or domain name';
-
- $port = trim($post['auth_server_port']);
- if (!empty($port) && !is_port($port))
- $input_errors[] = 'The field \'Authentication server port\' must contain a valid port number';
-
- switch ($auth_method) {
- case 'ldap':
- $user = trim($post['ldap_user']);
- if (empty($user))
- $input_errors[] = 'The field \'LDAP server user DN\' is required';
- else if (!$user)
- $input_errors[] = 'The field \'LDAP server user DN\' must be a valid domain name';
- break;
- case 'radius':
- $secret = trim($post['radius_secret']);
- if (empty($secret))
- $input_errors[] = 'The field \'RADIUS secret\' is required';
- break;
- case 'msnt':
- foreach (explode(trim($post['msnt_secondary'])) as $server) {
- if (!empty($server) && !is_ipaddr($server) && !is_domain($server))
- $input_errors[] = "The host '$server' is not a valid IP address or domain name";
- }
- break;
- }
-
- $no_auth = explode(',', trim($post['no_auth_hosts']));
- foreach ($no_auth as $host) {
- $host = trim($host);
- if (!empty($host) && !is_subnet($host))
- $input_errors[] = "The host '$host' is not a valid CIDR range";
- }
- }
-}
-
-function squid_resync_general() {
- global $g, $config, $valid_acls;
-
- $settings = $config['installedpackages']['squid']['config'][0];
- $conf = '';
-
- $port = ($settings['proxy_port'] ? $settings['proxy_port'] : 3128);
- $ifaces = ($settings['active_interface'] ? $settings['active_interface'] : 'lan');
- $real_ifaces = array();
- foreach (explode(',', $ifaces) as $i => $iface) {
- $real_ifaces[] = squid_get_real_interface_address($iface);
- if($real_ifaces[$i][0])
- $conf .= "http_port {$real_ifaces[$i][0]}";
- if (($settings['transparent_proxy'] == 'on')) {
- $conf .= ":80 transparent\n";
- } else {
- $conf .= ":$port\n";
- }
- }
-
- $icp_port = ($settings['icp_port'] ? $settings['icp_port'] : 0);
-
- $pidfile = "{$g['varrun_path']}/squid.pid";
- $language = ($settings['error_language'] ? $settings['error_language'] : 'English');
- $errordir = SQUID_CONFBASE . '/errors/' . $language;
- $hostname = ($settings['visible_hostname'] ? $settings['visible_hostname'] : 'localhost');
- $email = ($settings['admin_email'] ? $settings['admin_email'] : 'admin@localhost');
-
- $logdir = ($settings['log_dir'] ? $settings['log_dir'] : '/var/squid/log');
-
- $logdir_cache = $logdir . '/cache.log';
- $logdir_access = ($settings['log_enabled'] == 'on' ? $logdir . '/access.log' : '/dev/null');
-
- $conf .= <<<EOD
-icp_port $icp_port
-
-pid_filename $pidfile
-cache_effective_user proxy
-cache_effective_group proxy
-error_directory $errordir
-visible_hostname $hostname
-cache_mgr $email
-
-cache_access_log $logdir_access
-cache_log $logdir_cache
-cache_store_log none
-shutdown_lifetime 3 seconds
-
-EOD;
-
- if ($settings['allow_interface'] == 'on') {
- $src = '';
- foreach ($real_ifaces as $iface) {
- list($ip, $mask) = $iface;
- $ip = long2ip(ip2long($ip) & ip2long($mask));
- $src .= " $ip/$mask";
- }
- $conf .= "acl localnet src $src\n";
- $valid_acls[] = 'localnet';
- $conf .= <<<EOD
-acl get method GET
-http_access allow get
-acl post method POST
-http_access allow post
-
-EOD;
-
- }
-
- return $conf;
-}
-
-function squid_resync_cache() {
- global $config;
-
- $settings = $config['installedpackages']['squidcache']['config'][0];
-
- $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
- $disk_cache_size = ($settings['harddisk_cache_size'] ? $settings['harddisk_cache_size'] : 100);
- $level1 = ($settings['level1_subdirs'] ? $settings['level1_subdirs'] : 16);
- $memory_cache_size = ($settings['memory_cache_size'] ? $settings['memory_cache_size'] : 8);
- $max_objsize = ($settings['maximum_object_size'] ? $settings['maximum_object_size'] : 10);
- $min_objsize = ($settings['minimum_object_size'] ? $settings['minimum_object_size'] : 0);
- $cache_policy = ($settings['cache_replacement_policy'] ? $settings['cache_replacement_policy'] : 'heap LFUDA');
- $memory_policy = ($settings['memory_replacement_policy'] ? $settings['memory_replacement_policy'] : 'heap GDSF');
- $offline_mode = ($settings['enable_offline'] == 'on' ? 'on' : 'off');
-
- $conf = <<<EOD
-cache_dir diskd $cachedir $disk_cache_size $level1 256
-cache_mem $memory_cache_size MB
-maximum_object_size $max_objsize KB
-minimum_object_size $min_objsize KB
-cache_replacement_policy $cache_policy
-memory_replacement_policy $memory_policy
-offline_mode $offline_mode
-
-EOD;
-
- $donotcache = trim(implode("\n", array_map('trim', explode(',', $settings['donotcache']))));
- if (!empty($donotcache)) {
- file_put_contents(SQUID_ACLDIR . '/donotcache.acl', $donotcache);
- $conf .= 'acl donotcache dstdomain "' . SQUID_ACLDIR . "/donotcache.acl\"\n";
- $conf .= 'no_cache deny donotcache';
- }
-
- return $conf;
-}
-
-function squid_resync_upstream() {
- global $config;
- $settings = $config['installedpackages']['squidupstream']['config'][0];
-
- $conf = '';
- if ($settings['proxy_forwarding'] == 'on') {
- $conf .= "cache_peer {$settings['proxy_addr']} parent {$settings['proxy_port']} {$settings['icp_port']} ";
-
- if (!empty($settings['username']))
- $conf .= " login={$settings['username']}";
- if (!empty($settings['password']))
- $conf .= ":{$settings['password']}";
- }
-
- return $conf;
-}
-
-function squid_resync_redirector() {
- global $config;
-
- $httpav_enabled = ($config['installedpackages']['clamav']['config'][0]['scan_http'] == 'on');
- if ($httpav_enabled)
- return ('redirect_program /usr/local/bin/squirm');
- return '# No redirector configured';
-}
-
-function squid_resync_nac() {
- global $config, $valid_acls;
-
- $settings = $config['installedpackages']['squidnac']['config'][0];
- $webgui_port = $config['system']['webgui']['port'];
-
- $conf = <<<EOD
-acl all src 0.0.0.0/0
-acl localhost src 127.0.0.1
-acl safeports port 21 70 80 210 280 443 488 563 591 631 777 901 $webgui_port 1025-65535
-acl sslports port 443 563 $webgui_port
-acl manager proto cache_object
-acl purge method PURGE
-acl connect method CONNECT
-acl dynamic urlpath_regex cgi-bin \?
-
-EOD;
-
- $allowed = implode(' ', array_map('trim', explode(',', $settings['allowed_subnets'])));
- if (!empty($allowed)) {
- $conf .= "acl allowed_subnets src $allowed\n";
- $valid_acls[] = 'allowed_subnets';
- }
-
- $options = array( 'unrestricted_hosts' => 'src',
- 'unrestricted_macs' => 'arp',
- 'banned_hosts' => 'src',
- 'banned_macs' => 'arp',
- 'whitelist' => 'url_regex -i',
- 'blacklist' => 'url_regex -i',
- );
- foreach ($options as $option => $directive) {
- $contents = trim(implode("\n", array_map('trim', explode(',', $settings[$option]))));
- if (!empty($contents)) {
- file_put_contents(SQUID_ACLDIR . "/$option.acl", $contents);
- $conf .= "acl $option $directive \"" . SQUID_ACLDIR . "/$option.acl\"\n";
- $valid_acls[] = $option;
- }
- }
-
- $conf .= <<<EOD
-no_cache deny dynamic
-http_access allow manager localhost
-http_access deny manager
-http_access allow purge localhost
-http_access deny purge
-http_access deny !safeports
-http_access deny CONNECT !sslports
-
-http_access allow localhost
-
-EOD;
-
- return $conf;
-}
-
-function squid_resync_traffic() {
- global $config, $valid_acls;
- if(!is_array($valid_acls))
- return;
- $settings = $config['installedpackages']['squidtraffic']['config'][0];
- $conf = '';
-
- $up_limit = ($settings['max_upload_size'] ? $settings['max_upload_size'] : 0);
- $down_limit = ($settings['max_download_size'] ? $settings['max_download_suze'] : 0);
- $conf .= "request_body_max_size $up_limit KB\n";
- $conf .= 'reply_body_max_size ' . ($down_limit * 1024) . " allow all\n";
-
- // Only apply throttling past 10MB
- // XXX: Should this really be hardcoded?
- $threshold = 10 * 1024 * 1024;
- $overall = $settings['overall_throttling'];
- if (!isset($overall) || ($overall == 0))
- $overall = -1;
- else
- $overall *= 1024;
- $perhost = $settings['perhost_throttling'];
- if (!isset($perhost) || ($perhost == 0))
- $perhost = -1;
- else
- $perhost *= 1024;
- $conf .= <<<EOD
-delay_pools 1
-delay_class 1 2
-delay_parameters 1 $overall/$overall $perhost/$perhost
-delay_initial_bucket_level 100
-
-EOD;
-
- foreach (array('unrestricted_hosts', 'unrestricted_macs') as $item) {
- if (in_array($item, $valid_acls))
- $conf .= "delay_access 1 deny $item\n";
- }
-
- if ($settings['throttle_specific'] == 'on') {
- $exts = array();
- $binaries = 'bin,cab,sea,ar,arj,tar,tgz,gz,tbz,bz2,zip,exe,com';
- $cdimages = 'iso,bin,mds,nrg,gho,bwt,b5t,pqi';
- $multimedia = 'aiff?,asf,avi,divx,mov,mp3,mp4,mpe?g,qt,ra?m';
- foreach (array( 'throttle_binaries' => $binaries,
- 'throttle_cdimages' => $cdimages,
- 'throttle_multimedia' => $multimedia) as $field => $set) {
- if ($settings[$field] == 'on')
- $exts = array_merge($exts, explode(',', $set));
- }
-
- foreach (explode(',', $settings['throttle_others']) as $ext) {
- if (!empty($ext)) $exts[] = $ext;
- }
-
- $contents = '';
- foreach ($exts as $ext)
- $contents .= "\.$ext\$\n";
- file_put_contents(SQUID_ACLDIR . '/throttle_exts.acl', $contents);
-
- $conf .= 'acl throttle_exts url_regex -i "' . SQUID_ACLDIR . '/throttle_exts.acl"';
- $conf .= "delay_access 1 allow throttle_exts\n";
- $conf .= "delay_access 1 deny all\n";
- }
- else
- $conf .= "delay_access 1 allow all\n";
-
- return $conf;
-}
-
-function squid_resync_auth() {
- global $config, $valid_acls;
-
- $settings = $config['installedpackages']['squidauth']['config'][0];
- $conf = '';
-
- // Deny the banned guys before allowing the good guys
- $banned = array( 'banned_hosts',
- 'banned_macs',
- );
- $banned = array_filter($banned, 'squid_is_valid_acl');
- foreach ($banned as $acl)
- $conf .= "http_access deny $acl\n";
-
- // Unrestricted hosts take precendence over blacklist
- if (squid_is_valid_acl('unrestricted_hosts'))
- $conf .= "http_access allow unrestricted_hosts\n";
- if (squid_is_valid_acl('unrestricted_macs'))
- $conf .= "http_access allow unrestricted_macs\n";
- // Whitelist and blacklist also take precendence
- if (squid_is_valid_acl('whitelist'))
- $conf .= "http_access allow whitelist\n";
- if (squid_is_valid_acl('blacklist'))
- $conf .= "http_access deny blacklist\n";
-
- $transparent_proxy = ($config['installedpackages']['squid']['config'][0]['transparent_proxy'] == 'on');
- $auth_method = (($settings['auth_method'] && !$transparent_proxy) ? $settings['auth_method'] : 'none');
-
- // Allow the remaining ACLs if no authentication is set
- if ($auth_method == 'none') {
- if ($settings['allow_interface'] == 'on') {
- $allowed = array('localnet', 'allowed_subnets');
- $allowed = array_filter($allowed, 'squid_is_valid_acl');
- foreach ($allowed as $acl)
- $conf .= "http_access allow $acl\n";
- }
- }
- else {
- $noauth = implode(' ', array_map('trim', explode(',', $settings['no_auth_hosts'])));
- if (!empty($noauth)) {
- $conf .= "acl noauth src $noauth\n";
- $valid_acls[] = 'noauth';
- }
-
- // Set up the external authentication programs
- $auth_ttl = ($settings['auth_ttl'] ? $settings['auth_ttl'] : 60);
- $processes = ($settings['auth_processes'] ? $settings['auth_processes'] : 5);
- $prompt = ($settings['auth_prompt'] ? $settings['auth_prompt'] : 'Please enter your credentials to access the proxy');
- switch ($auth_method) {
- case 'local':
- $conf .= 'auth_param basic program /usr/local/libexec/squid/ncsa_auth ' . SQUID_PASSWD . "\n";
- break;
- case 'ldap':
- $port = (isset($settings['auth_port']) ? ":{$settings['auth_port']}" : '');
- $password = (isset($settings['ldap_pass']) ? "-w {$settings['ldap_pass']}" : '');
- $conf .= "auth_param basic program /usr/local/libexec/squid/squid_ldap_auth -b {$settings['ldap_basedomain']} -D {$settings['ldap_user']} $password -f \"(&(objectClass=person)(cn=%s))\" -u cn -P {$settings['auth_server']}$port\n";
- break;
- case 'radius':
- $port = (isset($settings['auth_port']) ? "-p {$settings['auth_server_port']}" : '');
- $conf .= "auth_param basic program /usr/local/libexec/squid/squid_radius_auth -w {$settings['radius_secret']} -h {$settings['auth_server']} $port\n";
- break;
- case 'msnt':
- $conf .= "auth_param basic program /usr/local/libexec/squid/msnt_auth\n";
- break;
- }
- $conf .= <<<EOD
-auth_param basic children $processes
-auth_param basic realm $prompt
-auth_param basic credentialsttl $auth_ttl minutes
-acl password proxy_auth REQUIRED
-
-EOD;
-
- // Onto the ACLs
- $password = array('localnet', 'allowed_subnets');
- $passwordless = array('unrestricted_hosts', 'unrestricted_macs');
- if ($settings['unrestricted_auth'] == 'on') {
- // Even the unrestricted hosts should authenticate
- $password = array_merge($password, $passwordless);
- $passwordless = array();
- }
- $passwordless[] = 'noauth';
- $password = array_filter($password, 'squid_is_valid_acl');
- $passwordless = array_filter($passwordless, 'squid_is_valid_acl');
-
- // Allow the ACLs that don't need to authenticate
- foreach ($passwordless as $acl)
- $conf .= "http_access allow $acl\n";
-
- // Allow the other ACLs as long as they authenticate
- foreach ($password as $acl)
- $conf .= "http_access allow password $acl\n";
- }
-
-
- $conf .= "http_access deny all\n";
-
- return $conf;
-}
-
-function squid_resync_users() {
- global $config;
-
- $users = $config['installedpackages']['squidusers']['config'];
- $contents = '';
- if (is_array($users)) {
- foreach ($users as $user)
- $contents .= $user['username'] . ':' . crypt($user['password'], base64_encode($user['password'])) . "\n";
- }
- file_put_contents(SQUID_PASSWD, $contents);
- chown(SQUID_PASSWD, 'proxy');
- chmod(SQUID_PASSWD, 0600);
-}
-
-function squid_resync() {
- global $config;
- $conf = squid_resync_general() . "\n";
- $conf .= squid_resync_cache() . "\n";
- $conf .= squid_resync_redirector() . "\n";
- $conf .= squid_resync_upstream() . "\n";
- $conf .= squid_resync_nac() . "\n";
- $conf .= squid_resync_traffic() . "\n";
- $conf .= squid_resync_auth();
- squid_resync_users();
-
- /* make sure pinger is executable */
- exec("chmod a+x /usr/local/libexec/squid/pinger");
-
- file_put_contents(SQUID_CONFBASE . '/squid.conf', $conf);
-
- $log_dir = $config['installedpackages']['squid']['config'][0]['log_dir'].'/';
-
- if(!is_dir($log_dir)) {
- log_error("Creating squid log dir $log_dir");
- make_dirs($log_dir);
- squid_chown_recursive($log_dir, 'proxy', 'proxy');
- }
-
- squid_dash_z();
-
- if (!is_service_running('squid')) {
- log_error("Starting Squid");
- mwexec_bg("/usr/local/sbin/squid -D");
- } else {
- log_error("Reloading Squid for configuration sync");
- mwexec("/usr/local/sbin/squid -k reconfigure");
- }
-
- filter_configure();
-}
-
-function squid_print_javascript_auth() {
- global $config;
- $transparent_proxy = ($config['installedpackages']['squid']['config'][0]['transparent_proxy'] == 'on');
-
- // No authentication for transparent proxy
- if ($transparent_proxy) {
- $javascript = <<<EOD
-<script language="JavaScript">
-<!--
-function on_auth_method_changed() {
- document.iform.auth_method.disabled = 1;
- document.iform.auth_server.disabled = 1;
- document.iform.auth_server_port.disabled = 1;
- document.iform.ldap_user.disabled = 1;
- document.iform.ldap_password.disabled = 1;
- document.iform.ldap_basedomain.disabled = 1;
- document.iform.radius_secret.disabled = 1;
- document.iform.msnt_secondary.disabled = 1;
- document.iform.auth_prompt.disabled = 1;
- document.iform.auth_processes.disabled = 1;
- document.iform.auth_ttl.disabled = 1;
- document.iform.unrestricted_auth.disabled = 1;
- document.iform.no_auth_hosts.disabled = 1;
-}
--->
-</script>
-
-EOD;
- }
- else {
- $javascript = <<<EOD
-<script language="JavaScript">
-<!--
-function on_auth_method_changed() {
- var field = document.iform.auth_method;
- var auth_method = field.options[field.selectedIndex].value;
-
- if (auth_method == 'none') {
- document.iform.auth_server.disabled = 1;
- document.iform.auth_server_port.disabled = 1;
- document.iform.ldap_user.disabled = 1;
- document.iform.ldap_password.disabled = 1;
- document.iform.ldap_basedomain.disabled = 1;
- document.iform.radius_secret.disabled = 1;
- document.iform.msnt_secondary.disabled = 1;
- document.iform.auth_prompt.disabled = 1;
- document.iform.auth_processes.disabled = 1;
- document.iform.auth_ttl.disabled = 1;
- document.iform.unrestricted_auth.disabled = 1;
- document.iform.no_auth_hosts.disabled = 1;
- }
- else {
- document.iform.auth_prompt.disabled = 0;
- document.iform.auth_processes.disabled = 0;
- document.iform.auth_ttl.disabled = 0;
- document.iform.unrestricted_auth.disabled = 0;
- document.iform.no_auth_hosts.disabled = 0;
- }
-
- switch (auth_method) {
- case 'local':
- document.iform.auth_server.disabled = 1;
- document.iform.auth_server_port.disabled = 1;
- document.iform.ldap_user.disabled = 1;
- document.iform.ldap_password.disabled = 1;
- document.iform.ldap_basedomain.disabled = 1;
- document.iform.radius_secret.disabled = 1;
- document.iform.msnt_secondary.disabled = 1;
- break;
- case 'ldap':
- document.iform.auth_server.disabled = 0;
- document.iform.auth_server_port.disabled = 0;
- document.iform.ldap_user.disabled = 0;
- document.iform.ldap_password.disabled = 0;
- document.iform.ldap_basedomain.disabled = 0;
- document.iform.radius_secret.disabled = 1;
- document.iform.msnt_secondary.disabled = 1;
- break;
- case 'radius':
- document.iform.auth_server.disabled = 0;
- document.iform.auth_server_port.disabled = 0;
- document.iform.ldap_user.disabled = 1;
- document.iform.ldap_password.disabled = 1;
- document.iform.ldap_basedomain.disabled = 1;
- document.iform.radius_secret.disabled = 0;
- document.iform.msnt_secondary.disabled = 1;
- break;
- case 'msnt':
- document.iform.auth_server.disabled = 0;
- document.iform.auth_server_port.disabled = 1;
- document.iform.ldap_user.disabled = 1;
- document.iform.ldap_password.disabled = 1;
- document.iform.ldap_basedomain.disabled = 1;
- document.iform.radius_secret.disabled = 1;
- document.iform.msnt_secondary.disabled = 0;
- break;
- }
-}
--->
-</script>
-
-EOD;
- }
-
- print($javascript);
-}
-
-function squid_print_javascript_auth2() {
- print("<script language=\"JavaScript\">on_auth_method_changed()</script>\n");
-}
-
-function squid_generate_rules($type) {
- global $config;
-
- $squid_conf = $config['installedpackages']['squid']['config'][0];
- if (!is_service_running('squid')) {
- log_error("SQUID is installed but not started. Not installing redirect rules.");
- return;
- }
-
- if (($squid_conf['transparent_proxy'] != 'on') || ($squid_conf['allow_interface'] != 'on')) {
- return;
- }
-
- $ifaces = explode(',', $squid_conf['active_interface']);
- $ifaces = array_map('convert_friendly_interface_to_real_interface_name', $ifaces);
-
- switch($type) {
- case 'nat':
- foreach ($ifaces as $iface)
- $rules .= "# Setup Squid transparent proxy redirect\n";
- $rules .= "rdr on $iface proto tcp from any to !($iface) port 80 -> ($iface) port 80\n";
- $rules .= "\n";
- break;
- case 'filter':
- foreach ($ifaces as $iface)
- $rules .= "# Setup squid pass rules for transparent proxy\n";
- $rules .= "pass in quick on $iface proto tcp from any to !($iface) port 80 flags S/SA keep state\n";
- $rules .= "\n";
- break;
- default:
- break;
- }
-
- return $rules;
-}
-?>