diff --git a/flake.nix b/flake.nix index 86cc439..fd9987a 100644 --- a/flake.nix +++ b/flake.nix @@ -83,6 +83,7 @@ autoreconfHook = final.buildPackages.autoreconfHook269; }; mediawiki-extensions = final.callPackage ./packages/mediawiki-extensions { }; + simplesamlphp = final.callPackage ./packages/simplesamlphp { }; }) ]; }; diff --git a/hosts/bekkalokk/configuration.nix b/hosts/bekkalokk/configuration.nix index 510a5d9..1d3c44d 100644 --- a/hosts/bekkalokk/configuration.nix +++ b/hosts/bekkalokk/configuration.nix @@ -15,6 +15,7 @@ ./services/kerberos ./services/webmail # ./services/mediawiki.nix + ./services/idp-simplesamlphp ]; sops.defaultSopsFile = ../../secrets/bekkalokk/bekkalokk.yaml; diff --git a/hosts/bekkalokk/services/idp-simplesamlphp/authsources.php b/hosts/bekkalokk/services/idp-simplesamlphp/authsources.php new file mode 100644 index 0000000..97625f4 --- /dev/null +++ b/hosts/bekkalokk/services/idp-simplesamlphp/authsources.php @@ -0,0 +1,11 @@ + array( + 'saml:SP', + # 'entityID' => 'https://wiki.pvv.ntnu.no/', + 'entityID' => 'https://bekkalokk.pvv.ntnu.no/', + 'idp' => 'https://idp.pvv.ntnu.no/', + ), +); diff --git a/hosts/bekkalokk/services/idp-simplesamlphp/config.php b/hosts/bekkalokk/services/idp-simplesamlphp/config.php new file mode 100644 index 0000000..ae6d6e2 --- /dev/null +++ b/hosts/bekkalokk/services/idp-simplesamlphp/config.php @@ -0,0 +1,1292 @@ + 'simplesaml/', + + /* + * The 'application' configuration array groups a set configuration options + * relative to an application protected by SimpleSAMLphp. + */ + 'application' => [ + /* + * The 'baseURL' configuration option allows you to specify a protocol, + * host and optionally a port that serves as the canonical base for all + * your application's URLs. This is useful when the environment + * observed in the server differs from the one observed by end users, + * for example, when using a load balancer to offload TLS. + * + * Note that this configuration option does not allow setting a path as + * part of the URL. If your setup involves URL rewriting or any other + * tricks that would result in SimpleSAMLphp observing a URL for your + * application's scripts different than the canonical one, you will + * need to compute the right URLs yourself and pass them dynamically + * to SimpleSAMLphp's API. + */ + //'baseURL' => 'https://example.com', + ], + + /* + * The following settings are *filesystem paths* which define where + * SimpleSAMLphp can find or write the following things: + * - 'cachedir': Where SimpleSAMLphp can write its cache. + * - 'loggingdir': Where to write logs. MUST be set to NULL when using a logging + * handler other than `file`. + * - 'datadir': Storage of general data. + * this directory if it doesn't exist. + * When specified as a relative path, this is relative to the SimpleSAMLphp + * root directory. + */ + 'cachedir' => '/var/cache/mediawiki/simplesamlphp', + //'loggingdir' => '/var/log/', + //'datadir' => '/var/data/', + + /* + * Certificate and key material can be loaded from different possible + * locations. Currently two locations are supported, the local filesystem + * and the database via pdo using the global database configuration. Locations + * are specified by a URL-link prefix before the file name/path or database + * identifier. + */ + + /* To load a certificate or key from the filesystem, it should be specified + * as 'file://' where is either a relative filename or a fully + * qualified path to a file containing the certificate or key in PEM + * format, such as 'cert.pem' or '/path/to/cert.pem'. If the path is + * relative, it will be searched for in the directory defined by the + * 'certdir' parameter below. When 'certdir' is specified as a relative + * path, it will be interpreted as relative to the SimpleSAMLphp root + * directory. Note that locations with no prefix included will be treated + * as file locations. + */ + 'certdir' => 'cert/', + + /* To load a certificate or key from the database, it should be specified + * as 'pdo://' where is the identifier in the database table that + * should be matched. While the certificate and key tables are expected to + * be in the simplesaml database, they are not created or managed by + * simplesaml. The following parameters control how the pdo location + * attempts to retrieve certificates and keys from the database: + * + * - 'cert.pdo.table': name of table where certificates are stored + * - 'cert.pdo.keytable': name of table where keys are stored + * - 'cert.pdo.apply_prefix': whether or not to prepend the database.prefix + * parameter to the table names; if you are using + * database.prefix to separate multiple SSP instances + * in the same database but want to share certificate/key + * data between them, set this to false + * - 'cert.pdo.id_column': name of column to use as identifier + * - 'cert.pdo.data_column': name of column where PEM data is stored + * + * Basically, the query executed will be: + * + * SELECT cert.pdo.data_column FROM cert.pdo.table WHERE cert.pdo.id_column = :id + * + * Defaults are shown below, to change them, uncomment the line and update as + * needed + */ + //'cert.pdo.table' => 'certificates', + //'cert.pdo.keytable' => 'private_keys', + //'cert.pdo.apply_prefix' => true, + //'cert.pdo.id_column' => 'id', + //'cert.pdo.data_column' => 'data', + + /* + * Some information about the technical persons running this installation. + * The email address will be used as the recipient address for error reports, and + * also as the technical contact in generated metadata. + */ + 'technicalcontact_name' => 'Administrator', + 'technicalcontact_email' => 'na@example.org', + + /* + * (Optional) The method by which email is delivered. Defaults to mail which utilizes the + * PHP mail() function. + * + * Valid options are: mail, sendmail and smtp. + */ + //'mail.transport.method' => 'smtp', + + /* + * Set the transport options for the transport method specified. The valid settings are relative to the + * selected transport method. + */ + /* + 'mail.transport.options' => [ + 'host' => 'mail.example.org', // required + 'port' => 25, // optional + 'username' => 'user@example.org', // optional: if set, enables smtp authentication + 'password' => 'password', // optional: if set, enables smtp authentication + 'security' => 'tls', // optional: defaults to no smtp security + 'smtpOptions' => [], // optional: passed to stream_context_create when connecting via SMTP + ], + + // sendmail mail transport options + /* + 'mail.transport.options' => [ + 'path' => '/usr/sbin/sendmail' // optional: defaults to php.ini path + ], + */ + + /* + * The envelope from address for outgoing emails. + * This should be in a domain that has your application's IP addresses in its SPF record + * to prevent it from being rejected by mail filters. + */ + //'sendmail_from' => 'no-reply@example.org', + + /* + * The timezone of the server. This option should be set to the timezone you want + * SimpleSAMLphp to report the time in. The default is to guess the timezone based + * on your system timezone. + * + * See this page for a list of valid timezones: http://php.net/manual/en/timezones.php + */ + 'timezone' => null, + + + + /********************************** + | SECURITY CONFIGURATION OPTIONS | + **********************************/ + + /* + * This is a secret salt used by SimpleSAMLphp when it needs to generate a secure hash + * of a value. It must be changed from its default value to a secret value. The value of + * 'secretsalt' can be any valid string of any length. + * + * A possible way to generate a random salt is by running the following command from a unix shell: + * LC_ALL=C tr -c -d '0123456789abcdefghijklmnopqrstuvwxyz' /dev/null;echo + */ + 'secretsalt' => $SAML_COOKIE_SALT, + + /* + * This password must be kept secret, and modified from the default value 123. + * This password will give access to the installation page of SimpleSAMLphp with + * metadata listing and diagnostics pages. + * You can also put a hash here; run "bin/pwgen.php" to generate one. + */ + 'auth.adminpassword' => $SAML_ADMIN_PASSWORD, + + /* + * Set this option to true if you want to require administrator password to access the metadata. + */ + 'admin.protectmetadata' => false, + + /* + * Set this option to false if you don't want SimpleSAMLphp to check for new stable releases when + * visiting the configuration tab in the web interface. + */ + 'admin.checkforupdates' => true, + + /* + * Array of domains that are allowed when generating links or redirects + * to URLs. SimpleSAMLphp will use this option to determine whether to + * to consider a given URL valid or not, but you should always validate + * URLs obtained from the input on your own (i.e. ReturnTo or RelayState + * parameters obtained from the $_REQUEST array). + * + * SimpleSAMLphp will automatically add your own domain (either by checking + * it dynamically, or by using the domain defined in the 'baseurlpath' + * directive, the latter having precedence) to the list of trusted domains, + * in case this option is NOT set to NULL. In that case, you are explicitly + * telling SimpleSAMLphp to verify URLs. + * + * Set to an empty array to disallow ALL redirects or links pointing to + * an external URL other than your own domain. This is the default behaviour. + * + * Set to NULL to disable checking of URLs. DO NOT DO THIS UNLESS YOU KNOW + * WHAT YOU ARE DOING! + * + * Example: + * 'trusted.url.domains' => ['sp.example.com', 'app.example.com'], + */ + 'trusted.url.domains' => $SAML_TRUSTED_DOMAINS, + + /* + * Enable regular expression matching of trusted.url.domains. + * + * Set to true to treat the values in trusted.url.domains as regular + * expressions. Set to false to do exact string matching. + * + * If enabled, the start and end delimiters ('^' and '$') will be added to + * all regular expressions in trusted.url.domains. + */ + 'trusted.url.regex' => false, + + /* + * Enable secure POST from HTTPS to HTTP. + * + * If you have some SP's on HTTP and IdP is normally on HTTPS, this option + * enables secure POSTing to HTTP endpoint without warning from browser. + * + * For this to work, module.php/core/postredirect.php must be accessible + * also via HTTP on IdP, e.g. if your IdP is on + * https://idp.example.org/ssp/, then + * http://idp.example.org/ssp/module.php/core/postredirect.php must be accessible. + */ + 'enable.http_post' => false, + + /* + * Set the allowed clock skew between encrypting/decrypting assertions + * + * If you have a server that is constantly out of sync, this option + * allows you to adjust the allowed clock-skew. + * + * Allowed range: 180 - 300 + * Defaults to 180. + */ + 'assertion.allowed_clock_skew' => 180, + + /* + * Set custom security headers. The defaults can be found in \SimpleSAML\Configuration::DEFAULT_SECURITY_HEADERS + * + * NOTE: When a header is already set on the response we will NOT overrule it and leave it untouched. + * + * Whenever you change any of these headers, make sure to validate your config by running your + * hostname through a security-test like https://en.internet.nl + 'headers.security' => [ + 'Content-Security-Policy' => "default-src 'none'; frame-ancestors 'self'; object-src 'none'; script-src 'self'; style-src 'self'; font-src 'self'; connect-src 'self'; img-src 'self' data:; base-uri 'none'", + 'Referrer-Policy' => 'origin-when-cross-origin', + 'X-Content-Type-Options' => 'nosniff', + ], + */ + + + /************************ + | ERRORS AND DEBUGGING | + ************************/ + + /* + * The 'debug' option allows you to control how SimpleSAMLphp behaves in certain + * situations where further action may be taken + * + * It can be left unset, in which case, debugging is switched off for all actions. + * If set, it MUST be an array containing the actions that you want to enable, or + * alternatively a hashed array where the keys are the actions and their + * corresponding values are booleans enabling or disabling each particular action. + * + * SimpleSAMLphp provides some pre-defined actions, though modules could add new + * actions here. Refer to the documentation of every module to learn if they + * allow you to set any more debugging actions. + * + * The pre-defined actions are: + * + * - 'saml': this action controls the logging of SAML messages exchanged with other + * entities. When enabled ('saml' is present in this option, or set to true), all + * SAML messages will be logged, including plaintext versions of encrypted + * messages. + * + * - 'backtraces': this action controls the logging of error backtraces so you + * can debug any possible errors happening in SimpleSAMLphp. + * + * - 'validatexml': this action allows you to validate SAML documents against all + * the relevant XML schemas. SAML 1.1 messages or SAML metadata parsed with + * the XML to SimpleSAMLphp metadata converter or the metaedit module will + * validate the SAML documents if this option is enabled. + * + * If you want to disable debugging completely, unset this option or set it to an + * empty array. + */ + 'debug' => [ + 'saml' => false, + 'backtraces' => true, + 'validatexml' => false, + ], + + /* + * When 'showerrors' is enabled, all error messages and stack traces will be output + * to the browser. + * + * When 'errorreporting' is enabled, a form will be presented for the user to report + * the error to 'technicalcontact_email'. + */ + 'showerrors' => true, + 'errorreporting' => true, + + /* + * Custom error show function called from SimpleSAML\Error\Error::show. + * See docs/simplesamlphp-errorhandling.md for function code example. + * + * Example: + * 'errors.show_function' => ['SimpleSAML\Module\example\Error', 'show'], + */ + + + /************************** + | LOGGING AND STATISTICS | + **************************/ + + /* + * Define the minimum log level to log. Available levels: + * - SimpleSAML\Logger::ERR No statistics, only errors + * - SimpleSAML\Logger::WARNING No statistics, only warnings/errors + * - SimpleSAML\Logger::NOTICE Statistics and errors + * - SimpleSAML\Logger::INFO Verbose logs + * - SimpleSAML\Logger::DEBUG Full debug logs - not recommended for production + * + * Choose logging handler. + * + * Options: [syslog,file,errorlog,stderr] + * + * If you set the handler to 'file', the directory specified in loggingdir above + * must exist and be writable for SimpleSAMLphp. If set to something else, set + * loggingdir above to 'null'. + */ + 'logging.level' => SimpleSAML\Logger::NOTICE, + 'logging.handler' => 'syslog', + + /* + * Specify the format of the logs. Its use varies depending on the log handler used (for instance, you cannot + * control here how dates are displayed when using the syslog or errorlog handlers), but in general the options + * are: + * + * - %date{}: the date and time, with its format specified inside the brackets. See the PHP documentation + * of the date() function for more information on the format. If the brackets are omitted, the standard + * format is applied. This can be useful if you just want to control the placement of the date, but don't care + * about the format. + * + * - %process: the name of the SimpleSAMLphp process. Remember you can configure this in the 'logging.processname' + * option below. + * + * - %level: the log level (name or number depending on the handler used). + * + * - %stat: if the log entry is intended for statistical purposes, it will print the string 'STAT ' (bear in mind + * the trailing space). + * + * - %trackid: the track ID, an identifier that allows you to track a single session. + * + * - %srcip: the IP address of the client. If you are behind a proxy, make sure to modify the + * $_SERVER['REMOTE_ADDR'] variable on your code accordingly to the X-Forwarded-For header. + * + * - %msg: the message to be logged. + * + */ + //'logging.format' => '%date{M j H:i:s} %process %level %stat[%trackid] %msg', + + /* + * Choose which facility should be used when logging with syslog. + * + * These can be used for filtering the syslog output from SimpleSAMLphp into its + * own file by configuring the syslog daemon. + * + * See the documentation for openlog (http://php.net/manual/en/function.openlog.php) for available + * facilities. Note that only LOG_USER is valid on windows. + * + * The default is to use LOG_LOCAL5 if available, and fall back to LOG_USER if not. + */ + 'logging.facility' => defined('LOG_LOCAL5') ? constant('LOG_LOCAL5') : LOG_USER, + + /* + * The process name that should be used when logging to syslog. + * The value is also written out by the other logging handlers. + */ + 'logging.processname' => 'simplesamlphp', + + /* + * Logging: file - Logfilename in the loggingdir from above. + */ + 'logging.logfile' => 'simplesamlphp.log', + + /* + * This is an array of outputs. Each output has at least a 'class' option, which + * selects the output. + */ + 'statistics.out' => [ + // Log statistics to the normal log. + /* + [ + 'class' => 'core:Log', + 'level' => 'notice', + ], + */ + // Log statistics to files in a directory. One file per day. + /* + [ + 'class' => 'core:File', + 'directory' => '/var/log/stats', + ], + */ + ], + + + + /*********************** + | PROXY CONFIGURATION | + ***********************/ + + /* + * Proxy to use for retrieving URLs. + * + * Example: + * 'proxy' => 'tcp://proxy.example.com:5100' + */ + 'proxy' => null, + + /* + * Username/password authentication to proxy (Proxy-Authorization: Basic) + * Example: + * 'proxy.auth' = 'myuser:password' + */ + //'proxy.auth' => 'myuser:password', + + + + /************************** + | DATABASE CONFIGURATION | + **************************/ + + /* + * This database configuration is optional. If you are not using + * core functionality or modules that require a database, you can + * skip this configuration. + */ + + /* + * Database connection string. + * Ensure that you have the required PDO database driver installed + * for your connection string. + */ + 'database.dsn' => 'mysql:host=localhost;dbname=saml', + + /* + * SQL database credentials + */ + 'database.username' => 'simplesamlphp', + 'database.password' => 'secret', + 'database.options' => [], + + /* + * (Optional) Table prefix + */ + 'database.prefix' => '', + + /* + * (Optional) Driver options + */ + 'database.driver_options' => [], + + /* + * True or false if you would like a persistent database connection + */ + 'database.persistent' => false, + + /* + * Database secondary configuration is optional as well. If you are only + * running a single database server, leave this blank. If you have + * a primary/secondary configuration, you can define as many secondary servers + * as you want here. Secondaries will be picked at random to be queried from. + * + * Configuration options in the secondary array are exactly the same as the + * options for the primary (shown above) with the exception of the table + * prefix and driver options. + */ + 'database.secondaries' => [ + /* + [ + 'dsn' => 'mysql:host=mysecondary;dbname=saml', + 'username' => 'simplesamlphp', + 'password' => 'secret', + 'persistent' => false, + ], + */ + ], + + + + /************* + | PROTOCOLS | + *************/ + + /* + * Which functionality in SimpleSAMLphp do you want to enable. Normally you would enable only + * one of the functionalities below, but in some cases you could run multiple functionalities. + * In example when you are setting up a federation bridge. + */ + 'enable.saml20-idp' => false, + 'enable.adfs-idp' => false, + + + + /*********** + | MODULES | + ***********/ + + /* + * Configuration for enabling/disabling modules. By default the 'core', 'admin' and 'saml' modules are enabled. + * + * Example: + * + * 'module.enable' => [ + * 'exampleauth' => true, // Setting to TRUE enables. + * 'consent' => false, // Setting to FALSE disables. + * 'core' => null, // Unset or NULL uses default. + * ], + */ + + 'module.enable' => [ + 'admin' => true, + ], + + + /************************* + | SESSION CONFIGURATION | + *************************/ + + /* + * This value is the duration of the session in seconds. Make sure that the time duration of + * cookies both at the SP and the IdP exceeds this duration. + */ + 'session.duration' => 8 * (60 * 60), // 8 hours. + + /* + * Sets the duration, in seconds, data should be stored in the datastore. As the data store is used for + * login and logout requests, this option will control the maximum time these operations can take. + * The default is 4 hours (4*60*60) seconds, which should be more than enough for these operations. + */ + 'session.datastore.timeout' => (4 * 60 * 60), // 4 hours + + /* + * Sets the duration, in seconds, auth state should be stored. + */ + 'session.state.timeout' => (60 * 60), // 1 hour + + /* + * Option to override the default settings for the session cookie name + */ + 'session.cookie.name' => 'SimpleSAMLSessionID', + + /* + * Expiration time for the session cookie, in seconds. + * + * Defaults to 0, which means that the cookie expires when the browser is closed. + * + * Example: + * 'session.cookie.lifetime' => 30*60, + */ + 'session.cookie.lifetime' => 0, + + /* + * Limit the path of the cookies. + * + * Can be used to limit the path of the cookies to a specific subdirectory. + * + * Example: + * 'session.cookie.path' => '/simplesaml/', + */ + 'session.cookie.path' => '/', + + /* + * Cookie domain. + * + * Can be used to make the session cookie available to several domains. + * + * Example: + * 'session.cookie.domain' => '.example.org', + */ + 'session.cookie.domain' => '', + + /* + * Set the secure flag in the cookie. + * + * Set this to TRUE if the user only accesses your service + * through https. If the user can access the service through + * both http and https, this must be set to FALSE. + * + * If unset, SimpleSAMLphp will try to automatically determine the right value + */ + 'session.cookie.secure' => $SAML_COOKIE_SECURE, + + /* + * Set the SameSite attribute in the cookie. + * + * You can set this to the strings 'None', 'Lax', or 'Strict' to support + * the RFC6265bis SameSite cookie attribute. If set to null, no SameSite + * attribute will be sent. + * + * A value of "None" is required to properly support cross-domain POST + * requests which are used by different SAML bindings. Because some older + * browsers do not support this value, the canSetSameSiteNone function + * can be called to only set it for compatible browsers. + * + * You must also set the 'session.cookie.secure' value above to true. + * + * Example: + * 'session.cookie.samesite' => 'None', + */ + 'session.cookie.samesite' => $httpUtils->canSetSameSiteNone() ? 'None' : null, + + /* + * Options to override the default settings for php sessions. + */ + 'session.phpsession.cookiename' => 'SimpleSAML', + 'session.phpsession.savepath' => null, + 'session.phpsession.httponly' => true, + + /* + * Option to override the default settings for the auth token cookie + */ + 'session.authtoken.cookiename' => 'SimpleSAMLAuthToken', + + /* + * Options for remember me feature for IdP sessions. Remember me feature + * has to be also implemented in authentication source used. + * + * Option 'session.cookie.lifetime' should be set to zero (0), i.e. cookie + * expires on browser session if remember me is not checked. + * + * Session duration ('session.duration' option) should be set according to + * 'session.rememberme.lifetime' option. + * + * It's advised to use remember me feature with session checking function + * defined with 'session.check_function' option. + */ + 'session.rememberme.enable' => false, + 'session.rememberme.checked' => false, + 'session.rememberme.lifetime' => (14 * 86400), + + /* + * Custom function for session checking called on session init and loading. + * See docs/simplesamlphp-advancedfeatures.md for function code example. + * + * Example: + * 'session.check_function' => ['\SimpleSAML\Module\example\Util', 'checkSession'], + */ + + + + /************************** + | MEMCACHE CONFIGURATION | + **************************/ + + /* + * Configuration for the 'memcache' session store. This allows you to store + * multiple redundant copies of sessions on different memcache servers. + * + * 'memcache_store.servers' is an array of server groups. Every data + * item will be mirrored in every server group. + * + * Each server group is an array of servers. The data items will be + * load-balanced between all servers in each server group. + * + * Each server is an array of parameters for the server. The following + * options are available: + * - 'hostname': This is the hostname or ip address where the + * memcache server runs. This is the only required option. + * - 'port': This is the port number of the memcache server. If this + * option isn't set, then we will use the 'memcache.default_port' + * ini setting. This is 11211 by default. + * + * When using the "memcache" extension, the following options are also + * supported: + * - 'weight': This sets the weight of this server in this server + * group. http://php.net/manual/en/function.Memcache-addServer.php + * contains more information about the weight option. + * - 'timeout': The timeout for this server. By default, the timeout + * is 3 seconds. + * + * Example of redundant configuration with load balancing: + * This configuration makes it possible to lose both servers in the + * a-group or both servers in the b-group without losing any sessions. + * Note that sessions will be lost if one server is lost from both the + * a-group and the b-group. + * + * 'memcache_store.servers' => [ + * [ + * ['hostname' => 'mc_a1'], + * ['hostname' => 'mc_a2'], + * ], + * [ + * ['hostname' => 'mc_b1'], + * ['hostname' => 'mc_b2'], + * ], + * ], + * + * Example of simple configuration with only one memcache server, + * running on the same computer as the web server: + * Note that all sessions will be lost if the memcache server crashes. + * + * 'memcache_store.servers' => [ + * [ + * ['hostname' => 'localhost'], + * ], + * ], + * + * Additionally, when using the "memcached" extension, unique keys must + * be provided for each group of servers if persistent connections are + * desired. Each server group can also have an "options" indexed array + * with the options desired for the given group: + * + * 'memcache_store.servers' => [ + * 'memcache_group_1' => [ + * 'options' => [ + * \Memcached::OPT_BINARY_PROTOCOL => true, + * \Memcached::OPT_NO_BLOCK => true, + * \Memcached::OPT_TCP_NODELAY => true, + * \Memcached::OPT_LIBKETAMA_COMPATIBLE => true, + * ], + * ['hostname' => '127.0.0.1', 'port' => 11211], + * ['hostname' => '127.0.0.2', 'port' => 11211], + * ], + * + * 'memcache_group_2' => [ + * 'options' => [ + * \Memcached::OPT_BINARY_PROTOCOL => true, + * \Memcached::OPT_NO_BLOCK => true, + * \Memcached::OPT_TCP_NODELAY => true, + * \Memcached::OPT_LIBKETAMA_COMPATIBLE => true, + * ], + * ['hostname' => '127.0.0.3', 'port' => 11211], + * ['hostname' => '127.0.0.4', 'port' => 11211], + * ], + * ], + * + */ + 'memcache_store.servers' => [ + [ + ['hostname' => 'localhost'], + ], + ], + + /* + * This value allows you to set a prefix for memcache-keys. The default + * for this value is 'simpleSAMLphp', which is fine in most cases. + * + * When running multiple instances of SSP on the same host, and more + * than one instance is using memcache, you probably want to assign + * a unique value per instance to this setting to avoid data collision. + */ + 'memcache_store.prefix' => '', + + /* + * This value is the duration data should be stored in memcache. Data + * will be dropped from the memcache servers when this time expires. + * The time will be reset every time the data is written to the + * memcache servers. + * + * This value should always be larger than the 'session.duration' + * option. Not doing this may result in the session being deleted from + * the memcache servers while it is still in use. + * + * Set this value to 0 if you don't want data to expire. + * + * Note: The oldest data will always be deleted if the memcache server + * runs out of storage space. + */ + 'memcache_store.expires' => 36 * (60 * 60), // 36 hours. + + + + /************************************* + | LANGUAGE AND INTERNATIONALIZATION | + *************************************/ + + /* + * Languages available, RTL languages, and what language is the default. + */ + 'language.available' => [ + 'en', 'no', 'nn', 'se', 'da', 'de', 'sv', 'fi', 'es', 'ca', 'fr', 'it', 'nl', 'lb', + 'cs', 'sk', 'sl', 'lt', 'hr', 'hu', 'pl', 'pt', 'pt-br', 'tr', 'ja', 'zh', 'zh-tw', + 'ru', 'et', 'he', 'id', 'sr', 'lv', 'ro', 'eu', 'el', 'af', 'zu', 'xh', 'st', + ], + 'language.rtl' => ['ar', 'dv', 'fa', 'ur', 'he'], + 'language.default' => 'en', + + /* + * Options to override the default settings for the language parameter + */ + 'language.parameter.name' => 'language', + 'language.parameter.setcookie' => true, + + /* + * Options to override the default settings for the language cookie + */ + 'language.cookie.name' => 'language', + 'language.cookie.domain' => '', + 'language.cookie.path' => '/', + 'language.cookie.secure' => true, + 'language.cookie.httponly' => false, + 'language.cookie.lifetime' => (60 * 60 * 24 * 900), + 'language.cookie.samesite' => $httpUtils->canSetSameSiteNone() ? 'None' : null, + + /** + * Custom getLanguage function called from SimpleSAML\Locale\Language::getLanguage(). + * Function should return language code of one of the available languages or NULL. + * See SimpleSAML\Locale\Language::getLanguage() source code for more info. + * + * This option can be used to implement a custom function for determining + * the default language for the user. + * + * Example: + * 'language.get_language_function' => ['\SimpleSAML\Module\example\Template', 'getLanguage'], + */ + + /************** + | APPEARANCE | + **************/ + + /* + * Which theme directory should be used? + */ + 'theme.use' => 'default', + + /* + * Set this option to the text you would like to appear at the header of each page. Set to false if you don't want + * any text to appear in the header. + */ + //'theme.header' => 'SimpleSAMLphp', + + /** + * A template controller, if any. + * + * Used to intercept certain parts of the template handling, while keeping away unwanted/unexpected hooks. Set + * the 'theme.controller' configuration option to a class that implements the + * \SimpleSAML\XHTML\TemplateControllerInterface interface to use it. + */ + //'theme.controller' => '', + + /* + * Templating options + * + * By default, twig templates are not cached. To turn on template caching: + * Set 'template.cache' to an absolute path pointing to a directory that + * SimpleSAMLphp has read and write permissions to. + */ + //'template.cache' => '', + + /* + * Set the 'template.auto_reload' to true if you would like SimpleSAMLphp to + * recompile the templates (when using the template cache) if the templates + * change. If you don't want to check the source templates for every request, + * set it to false. + */ + 'template.auto_reload' => false, + + /* + * Set this option to true to indicate that your installation of SimpleSAMLphp + * is running in a production environment. This will affect the way resources + * are used, offering an optimized version when running in production, and an + * easy-to-debug one when not. Set it to false when you are testing or + * developing the software, in which case a banner will be displayed to remind + * users that they're dealing with a non-production instance. + * + * Defaults to true. + */ + 'production' => true, + + /* + * SimpleSAMLphp modules can host static resources which are served through PHP. + * The serving of the resources can be configured through these settings. + */ + 'assets' => [ + /* + * These settings adjust the caching headers that are sent + * when serving static resources. + */ + 'caching' => [ + /* + * Amount of seconds before the resource should be fetched again + */ + 'max_age' => 86400, + /* + * Calculate a checksum of every file and send it to the browser + * This allows the browser to avoid downloading assets again in situations + * where the Last-Modified header cannot be trusted, + * for example in cluster setups + * + * Defaults false + */ + 'etag' => false, + ], + ], + + /** + * Set to a full URL if you want to redirect users that land on SimpleSAMLphp's + * front page to somewhere more useful. If left unset, a basic welcome message + * is shown. + */ + //'frontpage.redirect' => 'https://example.com/', + + /********************* + | DISCOVERY SERVICE | + *********************/ + /* + * Whether the discovery service should allow the user to save his choice of IdP. + */ + 'idpdisco.enableremember' => true, + 'idpdisco.rememberchecked' => true, + + /* + * The disco service only accepts entities it knows. + */ + 'idpdisco.validate' => true, + + 'idpdisco.extDiscoveryStorage' => null, + + /* + * IdP Discovery service look configuration. + * Whether to display a list of idp or to display a dropdown box. For many IdP' a dropdown box + * gives the best use experience. + * + * When using dropdown box a cookie is used to highlight the previously chosen IdP in the dropdown. + * This makes it easier for the user to choose the IdP + * + * Options: [links,dropdown] + */ + 'idpdisco.layout' => 'dropdown', + + + + /************************************* + | AUTHENTICATION PROCESSING FILTERS | + *************************************/ + + /* + * Authentication processing filters that will be executed for all IdPs + */ + 'authproc.idp' => [ + /* Enable the authproc filter below to add URN prefixes to all attributes + 10 => [ + 'class' => 'core:AttributeMap', 'addurnprefix' + ], + */ + /* Enable the authproc filter below to automatically generated eduPersonTargetedID. + 20 => 'core:TargetedID', + */ + + // Adopts language from attribute to use in UI + 30 => 'core:LanguageAdaptor', + + /* When called without parameters, it will fallback to filter attributes 'the old way' + * by checking the 'attributes' parameter in metadata on IdP hosted and SP remote. + */ + 50 => 'core:AttributeLimit', + + /* + * Search attribute "distinguishedName" for pattern and replaces if found + */ + /* + 60 => [ + 'class' => 'core:AttributeAlter', + 'pattern' => '/OU=studerende/', + 'replacement' => 'Student', + 'subject' => 'distinguishedName', + '%replace', + ], + */ + + /* + * Consent module is enabled (with no permanent storage, using cookies). + */ + /* + 90 => [ + 'class' => 'consent:Consent', + 'store' => 'consent:Cookie', + 'focus' => 'yes', + 'checked' => true + ], + */ + // If language is set in Consent module it will be added as an attribute. + 99 => 'core:LanguageAdaptor', + ], + + /* + * Authentication processing filters that will be executed for all SPs + */ + 'authproc.sp' => [ + /* + 10 => [ + 'class' => 'core:AttributeMap', 'removeurnprefix' + ], + */ + + /* + * Generate the 'group' attribute populated from other variables, including eduPersonAffiliation. + 60 => [ + 'class' => 'core:GenerateGroups', 'eduPersonAffiliation' + ], + */ + /* + * All users will be members of 'users' and 'members' + */ + /* + 61 => [ + 'class' => 'core:AttributeAdd', 'groups' => ['users', 'members'] + ], + */ + + // Adopts language from attribute to use in UI + 90 => 'core:LanguageAdaptor', + ], + + + + /************************** + | METADATA CONFIGURATION | + **************************/ + + /* + * This option allows you to specify a directory for your metadata outside of the standard metadata directory + * included in the standard distribution of the software. + */ + 'metadatadir' => 'metadata', + + /* + * This option configures the metadata sources. The metadata sources is given as an array with + * different metadata sources. When searching for metadata, SimpleSAMLphp will search through + * the array from start to end. + * + * Each element in the array is an associative array which configures the metadata source. + * The type of the metadata source is given by the 'type' element. For each type we have + * different configuration options. + * + * Flat file metadata handler: + * - 'type': This is always 'flatfile'. + * - 'directory': The directory we will load the metadata files from. The default value for + * this option is the value of the 'metadatadir' configuration option, or + * 'metadata/' if that option is unset. + * + * XML metadata handler: + * This metadata handler parses an XML file with either an EntityDescriptor element or an + * EntitiesDescriptor element. The XML file may be stored locally, or (for debugging) on a remote + * web server. + * The XML metadata handler defines the following options: + * - 'type': This is always 'xml'. + * - 'file': Path to the XML file with the metadata. + * - 'url': The URL to fetch metadata from. THIS IS ONLY FOR DEBUGGING - THERE IS NO CACHING OF THE RESPONSE. + * + * MDQ metadata handler: + * This metadata handler looks up for the metadata of an entity at the given MDQ server. + * The MDQ metadata handler defines the following options: + * - 'type': This is always 'mdq'. + * - 'server': Base URL of the MDQ server. Mandatory. + * - 'validateCertificate': The certificates file that may be used to sign the metadata. You don't need this + * option if you don't want to validate the signature on the metadata. Optional. + * - 'cachedir': Directory where metadata can be cached. Optional. + * - 'cachelength': Maximum time metadata can be cached, in seconds. Defaults to 24 + * hours (86400 seconds). Optional. + * + * PDO metadata handler: + * This metadata handler looks up metadata of an entity stored in a database. + * + * Note: If you are using the PDO metadata handler, you must configure the database + * options in this configuration file. + * + * The PDO metadata handler defines the following options: + * - 'type': This is always 'pdo'. + * + * Examples: + * + * This example defines two flatfile sources. One is the default metadata directory, the other + * is a metadata directory with auto-generated metadata files. + * + * 'metadata.sources' => [ + * ['type' => 'flatfile'], + * ['type' => 'flatfile', 'directory' => 'metadata-generated'], + * ], + * + * This example defines a flatfile source and an XML source. + * 'metadata.sources' => [ + * ['type' => 'flatfile'], + * ['type' => 'xml', 'file' => 'idp.example.org-idpMeta.xml'], + * ], + * + * This example defines an mdq source. + * 'metadata.sources' => [ + * [ + * 'type' => 'mdq', + * 'server' => 'http://mdq.server.com:8080', + * 'validateCertificate' => [ + * '/var/simplesamlphp/cert/metadata-key.new.crt', + * '/var/simplesamlphp/cert/metadata-key.old.crt' + * ], + * 'cachedir' => '/var/simplesamlphp/mdq-cache', + * 'cachelength' => 86400 + * ] + * ], + * + * This example defines an pdo source. + * 'metadata.sources' => [ + * ['type' => 'pdo'] + * ], + * + * Default: + * 'metadata.sources' => [ + * ['type' => 'flatfile'] + * ], + */ + 'metadata.sources' => [ + ['type' => 'flatfile'], + ], + + /* + * Should signing of generated metadata be enabled by default. + * + * Metadata signing can also be enabled for a individual SP or IdP by setting the + * same option in the metadata for the SP or IdP. + */ + 'metadata.sign.enable' => false, + + /* + * The default key & certificate which should be used to sign generated metadata. These + * are files stored in the cert dir. + * These values can be overridden by the options with the same names in the SP or + * IdP metadata. + * + * If these aren't specified here or in the metadata for the SP or IdP, then + * the 'certificate' and 'privatekey' option in the metadata will be used. + * if those aren't set, signing of metadata will fail. + */ + 'metadata.sign.privatekey' => null, + 'metadata.sign.privatekey_pass' => null, + 'metadata.sign.certificate' => null, + 'metadata.sign.algorithm' => 'http://www.w3.org/2001/04/xmldsig-more#rsa-sha256', + + + /**************************** + | DATA STORE CONFIGURATION | + ****************************/ + + /* + * Configure the data store for SimpleSAMLphp. + * + * - 'phpsession': Limited datastore, which uses the PHP session. + * - 'memcache': Key-value datastore, based on memcache. + * - 'sql': SQL datastore, using PDO. + * - 'redis': Key-value datastore, based on redis. + * + * The default datastore is 'phpsession'. + */ + 'store.type' => 'sql', + + /* + * The DSN the sql datastore should connect to. + * + * See http://www.php.net/manual/en/pdo.drivers.php for the various + * syntaxes. + */ + 'store.sql.dsn' => 'sqlite:/var/lib/mediawiki/simplesamlphp.sqlite3', + + /* + * The username and password to use when connecting to the database. + */ + 'store.sql.username' => null, + 'store.sql.password' => null, + + /* + * The prefix we should use on our tables. + */ + 'store.sql.prefix' => 'SimpleSAMLphp', + + /* + * The driver-options we should pass to the PDO-constructor. + */ + 'store.sql.options' => [], + + /* + * The hostname and port of the Redis datastore instance. + */ + 'store.redis.host' => 'localhost', + 'store.redis.port' => 6379, + + /* + * The credentials to use when connecting to Redis. + * + * If your Redis server is using the legacy password protection (config + * directive "requirepass" in redis.conf) then you should only provide + * a password. + * + * If your Redis server is using ACL's (which are recommended as of + * Redis 6+) then you should provide both a username and a password. + * See https://redis.io/docs/manual/security/acl/ + */ + 'store.redis.username' => '', + 'store.redis.password' => '', + + /* + * Communicate with Redis over a secure connection instead of plain TCP. + * + * This setting affects both single host connections as + * well as Sentinel mode. + */ + 'store.redis.tls' => false, + + /* + * Verify the Redis server certificate. + */ + 'store.redis.insecure' => false, + + /* + * Files related to secure communication with Redis. + * + * Files are searched in the 'certdir' when using relative paths. + */ + 'store.redis.ca_certificate' => null, + 'store.redis.certificate' => null, + 'store.redis.privatekey' => null, + + /* + * The prefix we should use on our Redis datastore. + */ + 'store.redis.prefix' => 'SimpleSAMLphp', + + /* + * The master group to use for Redis Sentinel. + */ + 'store.redis.mastergroup' => 'mymaster', + + /* + * The Redis Sentinel hosts. + * Example: + * 'store.redis.sentinels' => [ + * 'tcp://[yoursentinel1]:[port]', + * 'tcp://[yoursentinel2]:[port]', + * 'tcp://[yoursentinel3]:[port] + * ], + * + * Use 'tls' instead of 'tcp' in order to make use of the additional + * TLS settings. + */ + 'store.redis.sentinels' => [], + + /********************* + | IdP/SP PROXY MODE | + *********************/ + + /* + * If the IdP in front of SimpleSAMLphp in IdP/SP proxy mode sends + * AuthnContextClassRef, decide whether the AuthnContextClassRef will be + * processed by the IdP/SP proxy or if it will be passed to the SP behind + * the IdP/SP proxy. + */ + 'proxymode.passAuthnContextClassRef' => false, +]; diff --git a/hosts/bekkalokk/services/idp-simplesamlphp/default.nix b/hosts/bekkalokk/services/idp-simplesamlphp/default.nix new file mode 100644 index 0000000..0a96710 --- /dev/null +++ b/hosts/bekkalokk/services/idp-simplesamlphp/default.nix @@ -0,0 +1,96 @@ +{ config, pkgs, lib, ... }: +let + pwAuthScript = pkgs.writeShellApplication { + name = "pwauth"; + text = '' + read -r user1 + user2="$(echo -n "$user1" | tr -c -d '0123456789abcdefghijklmnopqrstuvwxyz')" + if test "$user1" != "$user2" + then + read -r _ + exit 2 + fi + ${pkgs.heimdal}/bin/kinit --password-file=STDIN "''${user1}@PVV.NTNU.NO" >/dev/null 2>/dev/null + ''; + }; + + package = (pkgs.simplesamlphp.override { + authsourcesFile = pkgs.writeText "idp-authsources.php" '' + array( + 'authpwauth:PwAuth', + 'pwauth_bin_path' => '${pwAuthScript}/bin/pwauth', + 'mail_domain' => '@pvv.ntnu.no', + ), + ); + ''; + saml20-idp-remoteFile = pkgs.writeText "saml20-idp-remote.php" ''''; + configFile = pkgs.runCommandLocal "simplesamlphp-config.php" { } '' + cp ${./config.php} "$out" + + substituteInPlace "$out" \ + --replace '$SAML_COOKIE_SECURE' 'true' \ + --replace '$SAML_COOKIE_SALT' '"asdfasdfasjdf"' \ + --replace '$SAML_ADMIN_PASSWORD' '"asdfasdfasdf"' \ + --replace '$SAML_TRUSTED_DOMAINS' 'array( "idp2.pvv.ntnu.no" )' + ''; + }).overrideAttrs (prev: { + postInstall = prev.postInstall + '' + install -Dm444 "${./authpwauth.php}" $out/share/php/simplesamlphp/modules/authpwauth/lib/Auth/Source/PwAuth.php + ''; + }); +in +{ + users.groups."idp" = { }; + users.users."idp" = { + description = "PVV Identity Provider Service User"; + group = "idp"; + createHome = false; + isSystemUser = true; + }; + + services.phpfpm.pools.idp = { + user = "idp"; + group = "idp"; + settings = let + listenUser = config.services.nginx.user; + listenGroup = config.services.nginx.group; + in { + "pm" = "dynamic"; + "pm.max_children" = 32; + "pm.max_requests" = 500; + "pm.start_servers" = 2; + "pm.min_spare_servers" = 2; + "pm.max_spare_servers" = 4; + "listen.owner" = listenUser; + "listen.group" = listenGroup; + + "catch_workers_output" = true; + "php_admin_flag[log_errors]" = true; + # "php_admin_value[error_log]" = "stderr"; + }; + }; + + services.nginx.virtualHosts."idp2.pvv.ntnu.no" = { + forceSSL = true; + enableACME = true; + root = "${package}/share/php/simplesamlphp/public"; + locations = { + "/".index = "index.php"; + + # fastcgi_split_path_info ^(.+\.php)(/.+)$; + "~ /(.+\\.php)" = { + extraConfig = '' + fastcgi_index index.php; + fastcgi_pass unix:${config.services.phpfpm.pools.idp.socket}; + include ${pkgs.nginx}/conf/fastcgi_params; + include ${pkgs.nginx}/conf/fastcgi.conf; + + fastcgi_param SCRIPT_FILENAME ${package}/share/php/simplesamlphp/public/$request_filename; + fastcgi_param SCRIPT_NAME $request_filename; + ''; + }; + }; + }; +} diff --git a/hosts/bekkalokk/services/idp-simplesamlphp/saml20-idp-remote.php b/hosts/bekkalokk/services/idp-simplesamlphp/saml20-idp-remote.php new file mode 100644 index 0000000..5b9254d --- /dev/null +++ b/hosts/bekkalokk/services/idp-simplesamlphp/saml20-idp-remote.php @@ -0,0 +1,23 @@ + 'saml20-idp-remote', + 'entityid' => 'https://idp.pvv.ntnu.no/', + 'SingleSignOnService' => + array ( + 0 => + array ( + 'Binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect', + 'Location' => 'https://idp.pvv.ntnu.no/simplesaml/saml2/idp/SSOService.php', + ), + ), + 'SingleLogoutService' => + array ( + 0 => + array ( + 'Binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect', + 'Location' => 'https://idp.pvv.ntnu.no/simplesaml/saml2/idp/SingleLogoutService.php', + ), + ), + 'certData' => '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', + 'NameIDFormat' => 'urn:oasis:names:tc:SAML:2.0:nameid-format:transient', +);