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rtpengine/include/redis.h

162 lines
3.4 KiB

#ifndef __REDIS_MOD_H__
#define __REDIS_MOD_H__
#include <sys/types.h>
#include "compat.h"
#include "socket.h"
#include "aux.h"
#include <glib.h>
#include <sys/types.h>
#include <hiredis/hiredis.h>
#include "call.h"
#include "str.h"
#define REDIS_RESTORE_NUM_THREADS 4
enum redis_role {
MASTER_REDIS_ROLE = 0,
SLAVE_REDIS_ROLE = 1,
ANY_REDIS_ROLE = 2,
};
enum redis_state {
REDIS_STATE_DISCONNECTED = 0,
REDIS_STATE_CONNECTED,
};
enum event_base_action {
EVENT_BASE_ALLOC = 0,
EVENT_BASE_FREE,
EVENT_BASE_LOOPBREAK,
};
enum subscribe_action {
SUBSCRIBE_KEYSPACE = 0,
UNSUBSCRIBE_KEYSPACE,
UNSUBSCRIBE_ALL,
};
struct call;
struct redis {
endpoint_t endpoint;
char host[64];
enum redis_role role;
redisContext *ctx;
int db;
const char *auth;
mutex_t lock;
unsigned int pipeline;
int state;
int no_redis_required;
int consecutive_errors;
time_t restore_tick;
int current_db;
struct event_base *async_ev;
struct redisAsyncContext *async_ctx;
mutex_t async_lock;
GQueue async_queue;
int async_last;
};
struct redis_hash {
GHashTable *ht;
};
struct redis_list {
unsigned int len;
struct redis_hash *rh;
void **ptrs;
};
extern struct redis *rtpe_redis;
extern struct redis *rtpe_redis_write;
extern struct redis *rtpe_redis_write_disabled;
extern struct redis *rtpe_redis_notify;
#if !GLIB_CHECK_VERSION(2,40,0)
INLINE gboolean g_hash_table_insert_check(GHashTable *h, gpointer k, gpointer v) {
gboolean ret = TRUE;
if (g_hash_table_contains(h, k))
ret = FALSE;
g_hash_table_insert(h, k, v);
return ret;
}
#else
# define g_hash_table_insert_check g_hash_table_insert
#endif
#define rlog(l, x...) ilog(l | LOG_FLAG_RESTORE, x)
void redis_notify_loop(void *d);
void redis_delete_async_loop(void *d);
struct redis *redis_new(const endpoint_t *, int, const char *, enum redis_role, int);
struct redis *redis_dup(const struct redis *r, int db);
void redis_close(struct redis *r);
int redis_restore(struct redis *, bool foreign, int db);
void redis_update_onekey(struct call *c, struct redis *r);
void redis_delete(struct call *, struct redis *);
void redis_wipe(struct redis *);
int redis_async_event_base_action(struct redis *r, enum event_base_action);
int redis_notify_subscribe_action(struct redis *r, enum subscribe_action action, int keyspace);
int redis_set_timeout(struct redis* r, int timeout);
int redis_reconnect(struct redis* r);
#define define_get_type_format(name, type) \
static int redis_hash_get_ ## name ## _v(type *out, const struct redis_hash *h, const char *f, \
va_list ap) \
{ \
char key[64]; \
\
vsnprintf(key, sizeof(key), f, ap); \
return redis_hash_get_ ## name(out, h, key); \
} \
static int redis_hash_get_ ## name ## _f(type *out, const struct redis_hash *h, const char *f, ...) { \
va_list ap; \
int ret; \
\
va_start(ap, f); \
ret = redis_hash_get_ ## name ## _v(out, h, f, ap); \
va_end(ap); \
return ret; \
}
#define define_get_int_type(name, type, func) \
static int redis_hash_get_ ## name(type *out, const struct redis_hash *h, const char *k) { \
str* s; \
\
s = g_hash_table_lookup(h->ht, k); \
if (!s) \
return -1; \
*out = func(s->s, NULL, 10); \
return 0; \
}
#endif