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-rw-r--r--src/include/realms.h231
1 files changed, 231 insertions, 0 deletions
diff --git a/src/include/realms.h b/src/include/realms.h
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+#ifndef REALMS_H
+#define REALMS_H
+
+/*
+ * realms.h Structures, prototypes and global variables
+ * for realms
+ *
+ * Version: $Id$
+ *
+ */
+
+RCSIDH(realms_h, "$Id$")
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bool home_servers_udp; //!< Whether there are any UDP home servers
+
+typedef enum {
+ HOME_TYPE_INVALID = 0,
+ HOME_TYPE_AUTH, //!< Authentication server
+ HOME_TYPE_ACCT, //!< Accounting server
+ HOME_TYPE_AUTH_ACCT, //!< Authentication and accounting server
+
+#ifdef WITH_COA
+ HOME_TYPE_COA, //!< CoA destination (NAS or Proxy)
+
+#ifdef WITH_COA_TUNNEL
+ HOME_TYPE_AUTH_COA, //!< auth + coa
+ HOME_TYPE_AUTH_ACCT_COA, //!< auth + acct + coa
+#endif
+#endif
+} home_type_t;
+
+typedef enum {
+ HOME_PING_CHECK_INVALID = 0,
+ HOME_PING_CHECK_NONE,
+ HOME_PING_CHECK_STATUS_SERVER,
+ HOME_PING_CHECK_REQUEST
+} home_ping_check_t;
+
+typedef enum {
+ HOME_STATE_UNKNOWN = 0,
+ HOME_STATE_ALIVE,
+ HOME_STATE_ZOMBIE,
+ HOME_STATE_IS_DEAD,
+ HOME_STATE_CONNECTION_FAIL,
+ HOME_STATE_ADMIN_DOWN,
+} home_state_t;
+
+typedef struct fr_socket_limit_t {
+ uint32_t max_connections;
+ uint32_t num_connections;
+ uint32_t max_requests;
+ uint32_t num_requests;
+ uint32_t lifetime;
+ uint32_t idle_timeout;
+} fr_socket_limit_t;
+
+typedef struct home_server {
+ char const *log_name; //!< The name used for log messages.
+
+ char const *name; //!< Name the server may be referenced by for querying
+ //!< stats or when specifying home servers for a pool.
+
+ bool dual; //!< One of a pair of homeservers on consecutive ports.
+ bool dynamic; //!< is this a dynamically added home server?
+#ifdef WITH_COA_TUNNEL
+ bool recv_coa; //!< receive CoA packets, too
+#endif
+ char const *virtual_server; //!< For internal proxying
+ char const *parent_server;
+
+ fr_ipaddr_t ipaddr; //!< IP address of home server.
+ uint16_t port;
+
+ char const *type_str; //!< String representation of type.
+ home_type_t type; //!< Auth, Acct, CoA etc.
+
+ char const *src_ipaddr_str; //!< Need to parse the string specially as it may
+ //!< require a DNS lookup and the address family for that
+ //!< is the same as ipaddr.
+ fr_ipaddr_t src_ipaddr; //!< Resolved version of src_ipaddr_str. Preferred source
+ //!< IP address (useful for multihomed systems).
+
+ char const *proto_str; //!< String representation of protocol.
+ int proto; //!< TCP or UDP.
+
+ fr_socket_limit_t limit;
+
+ char const *secret;
+
+ fr_event_t *ev;
+ struct timeval when;
+
+ struct timeval response_window;
+ uint32_t response_timeouts;
+ uint32_t max_response_timeouts;
+ uint32_t max_outstanding; //!< Maximum outstanding requests.
+ uint32_t currently_outstanding;
+
+ time_t last_packet_sent;
+ time_t last_packet_recv;
+ time_t last_failed_open;
+ struct timeval revive_time;
+ struct timeval zombie_period_start;
+ uint32_t zombie_period; //!< Unresponsive for T, mark it dead.
+
+ int state;
+
+ char const *ping_check_str;
+ home_ping_check_t ping_check; //!< What method we use to perform the 'ping'
+ //!< none, status-server or fake request.
+
+ char const *ping_user_name;
+ char const *ping_user_password;
+
+ uint32_t ping_interval;
+ uint32_t num_pings_to_alive;
+ uint32_t num_sent_pings;
+ uint32_t num_received_pings;
+ uint32_t ping_timeout;
+
+ uint32_t revive_interval; //!< How often we revive it (if it doesn't support pings).
+ CONF_SECTION *cs;
+#ifdef WITH_COA
+ uint32_t coa_irt;
+ uint32_t coa_mrc;
+ uint32_t coa_mrt;
+ uint32_t coa_mrd;
+#ifdef WITH_COA_TUNNEL
+ char const *recv_coa_server; //!< for accepting incoming CoA requests
+#endif
+#endif
+#ifdef WITH_TLS
+ fr_tls_server_conf_t *tls;
+ uint32_t connect_timeout;
+#endif
+
+#ifdef WITH_STATS
+ int number;
+
+ fr_stats_t stats;
+
+ fr_stats_ema_t ema;
+#endif
+#ifdef HAVE_TRUST_ROUTER_TR_DH_H
+ time_t expiration;
+#endif
+
+} home_server_t;
+
+
+typedef enum home_pool_type_t {
+ HOME_POOL_INVALID = 0,
+ HOME_POOL_LOAD_BALANCE,
+ HOME_POOL_FAIL_OVER,
+ HOME_POOL_CLIENT_BALANCE,
+ HOME_POOL_CLIENT_PORT_BALANCE,
+ HOME_POOL_KEYED_BALANCE
+} home_pool_type_t;
+
+
+typedef struct home_pool_t {
+ char const *name;
+ home_pool_type_t type;
+
+ home_type_t server_type;
+ CONF_SECTION *cs;
+
+ char const *virtual_server; /* for pre/post-proxy */
+
+ home_server_t *fallback;
+ int in_fallback;
+ time_t time_all_dead;
+ time_t last_serviced;
+
+ int num_home_servers;
+ home_server_t *servers[1];
+} home_pool_t;
+
+
+typedef struct _realm {
+ char const *name;
+
+ bool strip_realm;
+
+ home_pool_t *auth_pool;
+ home_pool_t *acct_pool;
+#ifdef WITH_COA
+ home_pool_t *coa_pool;
+#endif
+} REALM;
+
+typedef struct realm_config realm_config_t;
+
+int realms_init(CONF_SECTION *config);
+void realms_free(void);
+REALM *realm_find(char const *name); /* name is from a packet */
+REALM *realm_find2(char const *name); /* ... with name taken from realm_find */
+
+void realm_home_server_sanitize(home_server_t *home, CONF_SECTION *cs);
+int realm_pool_add(home_pool_t *pool, CONF_SECTION *cs);
+void realm_pool_free(home_pool_t *pool);
+bool realm_home_server_add(home_server_t *home);
+int realm_realm_add( REALM *r, CONF_SECTION *cs);
+
+void home_server_update_request(home_server_t *home, REQUEST *request);
+home_server_t *home_server_ldb(char const *realmname, home_pool_t *pool, REQUEST *request);
+home_server_t *home_server_find(fr_ipaddr_t *ipaddr, uint16_t port, int proto);
+home_server_t *home_server_find_bysrc(fr_ipaddr_t *ipaddr, uint16_t port, int proto, fr_ipaddr_t *src_ipaddr);
+home_server_t *home_server_afrom_cs(TALLOC_CTX *ctx, realm_config_t *rc, CONF_SECTION *cs);
+CONF_SECTION *home_server_cs_afrom_client(CONF_SECTION *client);
+#ifdef WITH_COA
+home_server_t *home_server_byname(char const *name, int type);
+#endif
+#ifdef WITH_STATS
+extern int home_server_max_number;
+home_server_t *home_server_bynumber(int number);
+#endif
+home_pool_t *home_pool_byname(char const *name, int type);
+
+int home_server_afrom_file(char const *filename);
+int home_server_delete(char const *name, char const *type);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* REALMS_H */