ENDPHP\n"; $stop = "/usr/local/bin/php -q -d auto_prepend_file=config.inc < ENDPHP\n"; write_rcfile(array( "file" => $filename, "start" => $start, "stop" => $stop ) ); } // Deinstall package routines function apache_mod_security_deinstall() { global $config, $g; apache_mod_security_stop(); exec("/bin/rm -rf /usr/local/apachemodsecurity"); exec("/bin/rm -f /usr/local/etc/rc.d/apache_mod_security.sh"); } // Regenerate apache configuration and handle server restart function apache_mod_security_resync() { global $config, $g; generate_apache_configuration(); apache_mod_security_checkconfig(); apache_mod_security_restart(); } function apache_mod_security_checkconfig() { global $config, $g; $status = mwexec("/usr/local/sbin/httpd -t"); if($status) { $input_error = "apache_mod_security_package: There was an error parsing the Apache configuration: {$status}"; log_error("apache_mod_security_package: There was an error parsing the Apache configuration: {$status}"); } } // Generate mod_proxy specific configuration function generate_apache_configuration() { global $config, $g; $mod_proxy = ""; // Set global site e-mail if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalsiteadminemail']) { $global_site_email = $config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalsiteadminemail']; } else { $global_site_email = "admin@admin.comn"; log_error("WARNING! Global site Administrator E-Mail address has not been set. Defaulting to bogus e-mail address."); } // Set ServerName if($config['installedpackages']['apachemodsecuritysettings']['config']['hostname']) { $servername = "ServerName {$config['installedpackages']['apachemodsecuritysettings']['config'][0]['hostname']}\n"; } else { $servername = "ServerName " . `hostname` . "\n"; } // Set global listening directive if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoipaddr']) { $global_listen = $config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoipaddr']; if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoport']) $global_listen .= ":" . $config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoport']; else $global_listen .= ":80"; } else { $global_listen = "{$config['system']['hostname']}.{$config['system']['domain']}"; if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoport']) $global_listen .= ":" . $config['installedpackages']['apachemodsecuritysettings']['config'][0]['globalbindtoport']; else $global_listen .= ":80"; } // Setup mem_cache if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['mod_mem_cache']) { if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['mod_mem_cache_size']) $mcachesize = $config['installedpackages']['apachemodsecuritysettings']['config'][0]['mod_mem_cache_size']; else $mcachesize = "100"; //$mem_cache = "MCacheSize $mcachesize\n"; } // CacheRoot Directive if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['mod_disk_cache']) { safe_mkdir("/var/db/apachemodsecuritycache"); $cache_root .= "CacheRoot /var/db/apachemodsecuritycache\n"; } $mod_proxy .= << Order deny,allow Allow from all EOF; /* ##################################################### # Format for the Proxy servers: # Please do not delete these from the source file # in any "cleanups" that you feel you are performing. # They are here for sanity checking the code. #----------------1 backend ip--------------------- # # ServerAdmin $serveradmin # ServerName $primarysitehostname # ServerAlias $additionalsitehostnames # ProxyPass / $backendwebserverURL # ProxyPassReverse / $backendwebserverURL # #where serveralias will be a space-separated list of "additional site hostnames" #i.e. if you have www1.example.com and www2.example.com there, it's "ServerAlias www1.example.com www2.example.com" #------------------------------------------------- #------------mutliple backend ips----------------- # Add: # # BalancerMember $backend1 # BalancerMember $backend2 # # Change: # ProxyPass / balancer://$sitename/ # ProxyPassReverse / balancer://$sitename/ #------------------------------------------------- ##################################################### */ // Configure NameVirtualHost directives $processed = array(); if($config['installedpackages']['apachemodsecurity']) { foreach($config['installedpackages']['apachemodsecurity']['config'] as $ams) { if($ams['ipaddress'] && $ams['port']) $local_ip_port = "{$ams['ipaddress']}:{$ams['port']}"; else $local_ip_port = $global_listen; // Do not add entries twice. if(!in_array($local_ip_port, $processed)) { $mod_proxy .= "NameVirtualHost $local_ip_port\n"; $processed[] = $local_ip_port; } } } // Setup mod_proxy entries $mod_proxy if($config['installedpackages']['apachemodsecurity']) { foreach($config['installedpackages']['apachemodsecurity']['config'] as $ams) { // Set rowhelper used variables foreach($ams['row'] as $row) { // Ensure leading http(s):// if(!strstr($row['additionalsitehostnames'], "http")) $additionalsitehostnames .= "http://"; $additionalsitehostnames .= "{$row['additionalsitehostnames']}"; // Ensure trailing / if(substr($row['additionalsitehostnames'],count($row['additionalsitehostnames']),1) != "/") $additionalsitehostnames .= "/ "; else $additionalsitehostnames .= " "; } $backend_sites = ""; // not technically needed. added for readability due to .='s foreach($ams['row'] as $row) { // Ensure leading http(s):// if(!strstr($row['webserveripaddr'], "http")) $backend_sites .= "http://"; $backend_sites .= "{$row['webserveripaddr']}"; // Ensure trailing / if(substr($row['webserveripaddr'],count($row['webserveripaddr']),1) != "/") $backend_sites .= "/ "; else $backend_sites .= " "; } // Set general items if($ams['siteemail']) $serveradmin = $ams['siteemail']; else $serveradmin = $global_site_email; if($ams['primarysitehostname']) $primarysitehostname = $ams['primarysitehostname']; if($ams['primarysitehostname']) $additionalsitehostnames = $ams['primarysitehostname']; $sitename = str_replace(" ", "", $ams['sitename']); // Set local listening directive if($ams['ipaddress'] && $ams['port']) $local_ip_port = "{$ams['ipaddress']}:{$ams['port']}"; else $local_ip_port = $global_listen; // Is this item a load balancer if(count($ams['row'])>1) { $balancer = true; $mod_proxy .= "\n"; foreach($ams['row'] as $row) $mod_proxy .= " BalancerMember {$row['webserveripaddr']}\n"; $mod_proxy .= "\n"; $backend_sites = " balancer://{$sitename}\n"; $sitename = ""; // we are not using sitename in this case } // Begin VirtualHost $mod_proxy .= "\n\n"; if($additionalsitehostnames) $mod_proxy .= " ServerAlias $additionalsitehostnames\n"; if($serveradmin) $mod_proxy .= " ServerAdmin $serveradmin\n"; if($primarysitehostname) $mod_proxy .= " ServerName $primarysitehostname \n"; if($backend_sites) { $mod_proxy .= " ProxyPassReverse /{$sitename} {$backend_sites}\n"; $mod_proxy .= " ProxyPass / {$backend_sites}\n"; } if($ams['preserveproxyhostname']) $mod_proxy .= " ProxyPreserveHost on\n"; $mod_proxy .= "\n\n"; // End VirtualHost } } if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['modsecuritycustom']) $mod_security_custom = $config['installedpackages']['apachemodsecuritysettings']['config'][0]['modsecuritycustom']; // Process and include rules if(is_dir(rules_directory)) { $mod_security_rules = ""; $files = return_dir_as_array(rules_directory); foreach($files as $file) { if(file_exists($file)) { // XXX: TODO integrate snorts rule on / off thingie $file_txt = get_file_contents($file); $mod_security_rules .= $file_txt . "\n"; } } } // Mod_security enabled? if($config['installedpackages']['apachemodsecuritysettings']['config'][0]['enablemodsecurity']) { $enable_mod_security = true; $mod_security = <<< EOF # Turn the filtering engine On or Off SecFilterEngine On # XXX Add knobs for these SecRuleEngine On SecRequestBodyAccess On SecResponseBodyAccess On # XXX Add knobs for these SecRequestBodyInMemoryLimit 131072 SecRequestBodyLimit 10485760 {$mod_security_custom} SecResponseBodyMimeTypesClear SecResponseBodyMimeType (null) text/plain text/html text/css text/xml # XXX Add knobs for these SecUploadDir /var/spool/apache/private SecUploadKeepFiles Off # XXX Add knobs for these # The audit engine works independently and # can be turned On of Off on the per-server or # on the per-directory basis SecAuditEngine RelevantOnly # XXX Add knobs for these # Make sure that URL encoding is valid SecFilterCheckURLEncoding On # XXX Add knobs for these # Unicode encoding check SecFilterCheckUnicodeEncoding On # XXX Add knobs for these # Only allow bytes from this range SecFilterForceByteRange 1 255 # Cookie format checks. SecFilterCheckCookieFormat On # The name of the audit log file SecAuditLog logs/audit_log # Should mod_security inspect POST payloads SecFilterScanPOST On # Include rules from rules/ directory {$mod_security_rules} EOF; } $apache_config = << for detailed information. # In particular, see # # for a discussion of each configuration directive. # # Do NOT simply read the instructions in here without understanding # what they do. They're here only as hints or reminders. If you are unsure # consult the online docs. You have been warned. # # Configuration and logfile names: If the filenames you specify for many # of the server's control files begin with "/" (or "drive:/" for Win32), the # server will use that explicit path. If the filenames do *not* begin # with "/", the value of ServerRoot is prepended -- so "/var/log/foo_log" # with ServerRoot set to "/usr/local" will be interpreted by the # server as "/usr/local//var/log/foo_log". # # ServerRoot: The top of the directory tree under which the server's # configuration, error, and log files are kept. # # Do not add a slash at the end of the directory path. If you point # ServerRoot at a non-local disk, be sure to point the LockFile directive # at a local disk. If you wish to share the same ServerRoot for multiple # httpd daemons, you will need to change at least LockFile and PidFile. # ServerRoot "/usr/local" # # Listen: Allows you to bind Apache to specific IP addresses and/or # ports, instead of the default. See also the # directive. # # Change this to Listen on specific IP addresses as shown below to # prevent Apache from glomming onto all bound IP addresses. # Listen {$global_listen} # # Dynamic Shared Object (DSO) Support # # To be able to use the functionality of a module which was built as a DSO you # have to place corresponding `LoadModule' lines at this location so the # directives contained in it are actually available _before_ they are used. # Statically compiled modules (those listed by `httpd -l') do not need # to be loaded here. # # Example: # LoadModule foo_module modules/mod_foo.so # # have to place corresponding `LoadModule' lines at this location so the # LoadModule foo_module modules/mod_foo.so LoadModule authn_file_module libexec/apache22/mod_authn_file.so LoadModule authn_dbm_module libexec/apache22/mod_authn_dbm.so LoadModule authn_anon_module libexec/apache22/mod_authn_anon.so LoadModule authn_default_module libexec/apache22/mod_authn_default.so LoadModule authn_alias_module libexec/apache22/mod_authn_alias.so LoadModule authz_host_module libexec/apache22/mod_authz_host.so LoadModule authz_groupfile_module libexec/apache22/mod_authz_groupfile.so LoadModule authz_user_module libexec/apache22/mod_authz_user.so LoadModule authz_dbm_module libexec/apache22/mod_authz_dbm.so LoadModule authz_owner_module libexec/apache22/mod_authz_owner.so LoadModule authz_default_module libexec/apache22/mod_authz_default.so LoadModule auth_basic_module libexec/apache22/mod_auth_basic.so LoadModule auth_digest_module libexec/apache22/mod_auth_digest.so LoadModule file_cache_module libexec/apache22/mod_file_cache.so LoadModule cache_module libexec/apache22/mod_cache.so LoadModule disk_cache_module libexec/apache22/mod_disk_cache.so LoadModule mem_cache_module libexec/apache22/mod_mem_cache.so LoadModule dumpio_module libexec/apache22/mod_dumpio.so LoadModule include_module libexec/apache22/mod_include.so LoadModule filter_module libexec/apache22/mod_filter.so LoadModule charset_lite_module libexec/apache22/mod_charset_lite.so LoadModule deflate_module libexec/apache22/mod_deflate.so LoadModule log_config_module libexec/apache22/mod_log_config.so LoadModule logio_module libexec/apache22/mod_logio.so LoadModule env_module libexec/apache22/mod_env.so LoadModule mime_magic_module libexec/apache22/mod_mime_magic.so LoadModule cern_meta_module libexec/apache22/mod_cern_meta.so LoadModule expires_module libexec/apache22/mod_expires.so LoadModule headers_module libexec/apache22/mod_headers.so LoadModule usertrack_module libexec/apache22/mod_usertrack.so LoadModule unique_id_module libexec/apache22/mod_unique_id.so LoadModule setenvif_module libexec/apache22/mod_setenvif.so LoadModule version_module libexec/apache22/mod_version.so LoadModule proxy_module libexec/apache22/mod_proxy.so LoadModule proxy_connect_module libexec/apache22/mod_proxy_connect.so LoadModule proxy_ftp_module libexec/apache22/mod_proxy_ftp.so LoadModule proxy_http_module libexec/apache22/mod_proxy_http.so LoadModule proxy_ajp_module libexec/apache22/mod_proxy_ajp.so LoadModule proxy_balancer_module libexec/apache22/mod_proxy_balancer.so LoadModule ssl_module libexec/apache22/mod_ssl.so LoadModule mime_module libexec/apache22/mod_mime.so LoadModule status_module libexec/apache22/mod_status.so LoadModule autoindex_module libexec/apache22/mod_autoindex.so LoadModule asis_module libexec/apache22/mod_asis.so LoadModule info_module libexec/apache22/mod_info.so LoadModule cgi_module libexec/apache22/mod_cgi.so LoadModule vhost_alias_module libexec/apache22/mod_vhost_alias.so LoadModule negotiation_module libexec/apache22/mod_negotiation.so LoadModule dir_module libexec/apache22/mod_dir.so LoadModule imagemap_module libexec/apache22/mod_imagemap.so LoadModule actions_module libexec/apache22/mod_actions.so LoadModule speling_module libexec/apache22/mod_speling.so LoadModule userdir_module libexec/apache22/mod_userdir.so LoadModule alias_module libexec/apache22/mod_alias.so LoadModule rewrite_module libexec/apache22/mod_rewrite.so # # If you wish httpd to run as a different user or group, you must run # httpd as root initially and it will switch. # # User/Group: The name (or #number) of the user/group to run httpd as. # It is usually good practice to create a dedicated user and group for # running httpd, as with most system services. # User www Group www # 'Main' server configuration # # The directives in this section set up the values used by the 'main' # server, which responds to any requests that aren't handled by a # definition. These values also provide defaults for # any containers you may define later in the file. # # All of these directives may appear inside containers, # in which case these default settings will be overridden for the # virtual host being defined. # # # ServerAdmin: Your address, where problems with the server should be # e-mailed. This address appears on some server-generated pages, such # as error documents. e.g. admin@your-domain.com # ServerAdmin {$global_site_email} # # ServerName gives the name and port that the server uses to identify itself. # This can often be determined automatically, but we recommend you specify # it explicitly to prevent problems during startup. # # If your host doesn't have a registered DNS name, enter its IP address here. # {$servername} # # DocumentRoot: The directory out of which you will serve your # documents. By default, all requests are taken from this directory, but # symbolic links and aliases may be used to point to other locations. # DocumentRoot "/usr/local/apachemodsecurity" # # Each directory to which Apache has access can be configured with respect # to which services and features are allowed and/or disabled in that # directory (and its subdirectories). # # First, we configure the "default" to be a very restrictive set of # features. # AllowOverride None Order deny,allow Deny from all # # Note that from this point forward you must specifically allow # particular features to be enabled - so if something's not working as # you might expect, make sure that you have specifically enabled it # below. # # # This should be changed to whatever you set DocumentRoot to. # # # # # # Possible values for the Options directive are "None", "All", # # or any combination of: # # Indexes Includes FollowSymLinks SymLinksifOwnerMatch ExecCGI MultiViews # # # # Note that "MultiViews" must be named *explicitly* --- "Options All" # # doesn't give it to you. # # # # The Options directive is both complicated and important. Please see # # http://httpd.apache.org/docs/2.2/mod/core.html#options # # for more information. # # # Options Indexes FollowSymLinks # # # # # AllowOverride controls what directives may be placed in .htaccess files. # # It can be "All", "None", or any combination of the keywords: # # Options FileInfo AuthConfig Limit # # # AllowOverride None # # # # # Controls who can get stuff from this server. # # # Order allow,deny # Allow from all # # # # # DirectoryIndex: sets the file that Apache will serve if a directory # is requested. # # # DirectoryIndex index.html # # # # The following lines prevent .htaccess and .htpasswd files from being # viewed by Web clients. # # # Order allow,deny # Deny from all # Satisfy All # # # # ErrorLog: The location of the error log file. # If you do not specify an ErrorLog directive within a # container, error messages relating to that virtual host will be # logged here. If you *do* define an error logfile for a # container, that host's errors will be logged there and not here. # ErrorLog "/var/log/httpd-error.log" # # LogLevel: Control the number of messages logged to the error_log. # Possible values include: debug, info, notice, warn, error, crit, # alert, emerg. # LogLevel warn # # The following directives define some format nicknames for use with # a CustomLog directive (see below). # LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" combined LogFormat "%h %l %u %t \"%r\" %>s %b" common # You need to enable mod_logio.c to use %I and %O LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\" %I %O" combinedio # # The location and format of the access logfile (Common Logfile Format). # If you do not define any access logfiles within a # container, they will be logged here. Contrariwise, if you *do* # define per- access logfiles, transactions will be # logged therein and *not* in this file. # #CustomLog "/var/log/httpd-access.log" common # # If you prefer a logfile with access, agent, and referer information # (Combined Logfile Format) you can use the following directive. # CustomLog "/var/log/httpd-access.log" combined # # # # # Redirect: Allows you to tell clients about documents that used to # # exist in your server's namespace, but do not anymore. The client # # will make a new request for the document at its new location. # # Example: # # Redirect permanent /foo http://www.example.com/bar # # # # # Alias: Maps web paths into filesystem paths and is used to # # access content that does not live under the DocumentRoot. # # Example: # # Alias /webpath /full/filesystem/path # # # # If you include a trailing / on /webpath then the server will # # require it to be present in the URL. You will also likely # # need to provide a section to allow access to # # the filesystem path. # # # # # ScriptAlias: This controls which directories contain server scripts. # # ScriptAliases are essentially the same as Aliases, except that # # documents in the target directory are treated as applications and # # run by the server when requested rather than as documents sent to the # # client. The same rules about trailing "/" apply to ScriptAlias # # directives as to Alias. # # # ScriptAlias /cgi-bin/ "/usr/local/www/apache22/cgi-bin/" # # # # # # # ScriptSock: On threaded servers, designate the path to the UNIX # # socket used to communicate with the CGI daemon of mod_cgid. # # # #Scriptsock /var/run/cgisock # # # "/usr/local/www/apache22/cgi-bin" should be changed to whatever your ScriptAliased # CGI directory exists, if you have that configured. # # # AllowOverride None # Options None # Order allow,deny # Allow from all # # # DefaultType: the default MIME type the server will use for a document # if it cannot otherwise determine one, such as from filename extensions. # If your server contains mostly text or HTML documents, "text/plain" is # a good value. If most of your content is binary, such as applications # or images, you may want to use "application/octet-stream" instead to # keep browsers from trying to display binary files as though they are # text. # DefaultType text/plainm # # TypesConfig points to the file containing the list of mappings from # filename extension to MIME-type. # TypesConfig etc/apache22/mime.types # # AddType allows you to add to or override the MIME configuration # file specified in TypesConfig for specific file types. # #AddType application/x-gzip .tgz # # AddEncoding allows you to have certain browsers uncompress # information on the fly. Note: Not all browsers support this. # #AddEncoding x-compress .Z #AddEncoding x-gzip .gz .tgz # # If the AddEncoding directives above are commented-out, then you # probably should define those extensions to indicate media types: # AddType application/x-compress .Z AddType application/x-gzip .gz .tgz # # AddHandler allows you to map certain file extensions to "handlers": # actions unrelated to filetype. These can be either built into the server # or added with the Action directive (see below) # # To use CGI scripts outside of ScriptAliased directories: # (You will also need to add "ExecCGI" to the "Options" directive.) # #AddHandler cgi-script .cgi # For type maps (negotiated resources): #AddHandler type-map var # # Filters allow you to process content before it is sent to the client. # # To parse .shtml files for server-side includes (SSI): # (You will also need to add "Includes" to the "Options" directive.) # #AddType text/html .shtml #AddOutputFilter INCLUDES .shtml # # The mod_mime_magic module allows the server to use various hints from the # contents of the file itself to determine its type. The MIMEMagicFile # directive tells the module where the hint definitions are located. # #MIMEMagicFile etc/apache22/magic # # Customizable error responses come in three flavors: # 1) plain text 2) local redirects 3) external redirects # # Some examples: #ErrorDocument 500 "The server made a boo boo." #ErrorDocument 404 /missing.html #ErrorDocument 404 "/cgi-bin/missing_handler.pl" #ErrorDocument 402 http://www.example.com/subscription_info.html # # # EnableMMAP and EnableSendfile: On systems that support it, # memory-mapping or the sendfile syscall is used to deliver # files. This usually improves server performance, but must # be turned off when serving from networked-mounted # filesystems or if support for these functions is otherwise # broken on your system. # #EnableMMAP off #EnableSendfile off # Supplemental configuration # # The configuration files in the etc/apache22/extra/ directory can be # included to add extra features or to modify the default configuration of # the server, or you may simply copy their contents here and change as # necessary. # Server-pool management (MPM specific) #Include etc/apache22/extra/httpd-mpm.conf # Multi-language error messages #Include etc/apache22/extra/httpd-multilang-errordoc.conf # Fancy directory listings #Include etc/apache22/extra/httpd-autoindex.conf # Language settings #Include etc/apache22/extra/httpd-languages.conf # User home directories #Include etc/apache22/extra/httpd-userdir.conf # Real-time info on requests and configuration #Include etc/apache22/extra/httpd-info.conf # Virtual hosts #Include etc/apache22/extra/httpd-vhosts.conf # Local access to the Apache HTTP Server Manual #Include etc/apache22/extra/httpd-manual.conf # Distributed authoring and versioning (WebDAV) #Include etc/apache22/extra/httpd-dav.conf # Various default settings #Include etc/apache22/extra/httpd-default.conf # Secure (SSL/TLS) connections #Include etc/apache22/extra/httpd-ssl.conf # # Note: The following must must be present to support # starting without SSL on platforms with no /dev/random equivalent # but a statically compiled-in mod_ssl. # SSLRandomSeed startup builtin SSLRandomSeed connect builtin # Cache settings {$mem_cache} {$cache_root} # Mod security {$mod_security} # Proxysettings {$mod_proxy} # Include anything else Include etc/apache22/Includes/*.conf EOF; $fd = fopen("/usr/local/etc/apache22/httpd.conf", "w"); if(!$fd) { $error_text = "Could not open httpd.conf for writing!"; echo $error_text; log_error($error_text); exit; } fwrite($fd, $apache_config); fclose($fd); } ?>