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/**
* @file main.h
* Definitions for main rspamd structures
*/
#ifndef RSPAMD_MAIN_H
#define RSPAMD_MAIN_H
#include "config.h"
#include "libutil/fstring.h"
#include "libutil/mem_pool.h"
#include "libutil/util.h"
#include "libutil/logger.h"
#include "libutil/http.h"
#include "libutil/upstream.h"
#include "libserver/url.h"
#include "libserver/protocol.h"
#include "libserver/buffer.h"
#include "libserver/events.h"
#include "libserver/roll_history.h"
#include "libserver/task.h"
/* Default values */
#define FIXED_CONFIG_FILE RSPAMD_CONFDIR "/rspamd.conf"
/* Time in seconds to exit for old worker */
#define SOFT_SHUTDOWN_TIME 10
/* Spam subject */
#define SPAM_SUBJECT "*** SPAM *** "
#ifdef CRLF
#undef CRLF
#undef CR
#undef LF
#endif
#define CRLF "\r\n"
#define CR '\r'
#define LF '\n'
/**
* Worker process structure
*/
struct rspamd_worker {
pid_t pid; /**< pid of worker */
guint index; /**< index number */
struct rspamd_main *srv; /**< pointer to server structure */
GQuark type; /**< process type */
GHashTable *signal_events; /**< signal events */
GList *accept_events; /**< socket events */
struct rspamd_worker_conf *cf; /**< worker config data */
gpointer ctx; /**< worker's specific data */
};
struct rspamd_worker_signal_handler {
gint signo;
gboolean enabled;
struct event ev;
struct event_base *base;
struct rspamd_worker *worker;
void (*post_handler)(void *ud);
void *handler_data;
};
struct rspamd_controller_pbkdf {
gint id;
guint rounds;
gsize salt_len;
gsize key_len;
};
/**
* Common structure representing C module context
*/
struct module_s;
struct module_ctx {
gint (*filter)(struct rspamd_task *task); /**< pointer to headers process function */
struct module_s *mod; /**< module pointer */
gboolean enabled; /**< true if module is enabled in configuration */
};
/**
* Module
*/
typedef struct module_s {
const gchar *name;
int (*module_init_func)(struct rspamd_config *cfg, struct module_ctx **ctx);
int (*module_config_func)(struct rspamd_config *cfg);
int (*module_reconfig_func)(struct rspamd_config *cfg);
int (*module_attach_controller_func)(struct module_ctx *ctx,
GHashTable *custom_commands);
} module_t;
typedef struct worker_s {
const gchar *name;
gpointer (*worker_init_func)(struct rspamd_config *cfg);
void (*worker_start_func)(struct rspamd_worker *worker);
gboolean has_socket;
gboolean unique;
gboolean threaded;
gboolean killable;
gint listen_type;
} worker_t;
struct pidfh;
struct rspamd_config;
struct tokenizer;
struct rspamd_stat_classifier;
struct rspamd_classifier_config;
struct mime_part;
struct rspamd_dns_resolver;
struct rspamd_task;
/**
* The epoch of the fuzzy client
*/
enum rspamd_fuzzy_epoch {
RSPAMD_FUZZY_EPOCH6 = 0, /**< pre 0.6.x */
RSPAMD_FUZZY_EPOCH8, /**< 0.8 till 0.9 */
RSPAMD_FUZZY_EPOCH9, /**< 0.9 + */
RSPAMD_FUZZY_EPOCH_MAX
};
/**
* Server statistics
*/
struct rspamd_stat {
guint messages_scanned; /**< total number of messages scanned */
guint actions_stat[METRIC_ACTION_NOACTION + 1]; /**< statistic for each action */
guint connections_count; /**< total connections count */
guint control_connections_count; /**< connections count to control interface */
guint messages_learned; /**< messages learned */
guint fuzzy_hashes; /**< number of fuzzy hashes stored */
guint fuzzy_hashes_expired; /**< number of fuzzy hashes expired */
guint64 fuzzy_hashes_checked[RSPAMD_FUZZY_EPOCH_MAX]; /**< ammount of check requests for each epoch */
guint64 fuzzy_hashes_found[RSPAMD_FUZZY_EPOCH_MAX]; /**< amount of hashes found by epoch */
};
/**
* Struct that determine main server object (for logging purposes)
*/
struct rspamd_main {
struct rspamd_config *cfg; /**< pointer to config structure */
pid_t pid; /**< main pid */
/* Pid file structure */
rspamd_pidfh_t *pfh; /**< struct pidfh for pidfile */
GQuark type; /**< process type */
guint ev_initialized; /**< is event system is initialized */
struct rspamd_stat *stat; /**< pointer to statistics */
rspamd_mempool_t *server_pool; /**< server's memory pool */
GHashTable *workers; /**< workers pool indexed by pid */
rspamd_logger_t *logger;
uid_t workers_uid; /**< worker's uid running to */
gid_t workers_gid; /**< worker's gid running to */
gboolean is_privilleged; /**< true if run in privilleged mode */
struct roll_history *history; /**< rolling history */
};
/**
* Structure to point exception in text from processing
*/
struct process_exception {
gsize pos;
gsize len;
};
/**
* Control session object
*/
struct controller_command;
struct controller_session;
typedef gboolean (*controller_func_t)(gchar **args,
struct controller_session *session);
struct controller_session {
struct rspamd_worker *worker; /**< pointer to worker structure (controller in fact) */
enum {
STATE_COMMAND,
STATE_HEADER,
STATE_LEARN,
STATE_LEARN_SPAM_PRE,
STATE_LEARN_SPAM,
STATE_REPLY,
STATE_QUIT,
STATE_OTHER,
STATE_WAIT,
STATE_WEIGHTS
} state; /**< current session state */
gint sock; /**< socket descriptor */
/* Access to authorized commands */
gboolean authorized; /**< whether this session is authorized */
gboolean restful; /**< whether this session is a restful session */
GHashTable *kwargs; /**< keyword arguments for restful command */
struct controller_command *cmd; /**< real command */
rspamd_mempool_t *session_pool; /**< memory pool for session */
struct rspamd_config *cfg; /**< pointer to config file */
gchar *learn_rcpt; /**< recipient for learning */
gchar *learn_from; /**< from address for learning */
struct rspamd_classifier_config *learn_classifier;
gchar *learn_symbol; /**< symbol to train */
double learn_multiplier; /**< multiplier for learning */
rspamd_io_dispatcher_t *dispatcher; /**< IO dispatcher object */
rspamd_fstring_t *learn_buf; /**< learn input */
GList *parts; /**< extracted mime parts */
gint in_class; /**< positive or negative learn */
gboolean (*other_handler)(struct controller_session *session,
rspamd_fstring_t *in); /**< other command handler to execute at the end of processing */
void *other_data; /**< and its data */
controller_func_t custom_handler; /**< custom command handler */
struct rspamd_async_session * s; /**< async session object */
struct rspamd_task *learn_task;
struct rspamd_dns_resolver *resolver; /**< DNS resolver */
struct event_base *ev_base; /**< Event base */
};
/**
* Register custom controller function
*/
void register_custom_controller_command (const gchar *name,
controller_func_t handler,
gboolean privilleged,
gboolean require_message);
#endif
/*
* vi:ts=4
*/
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