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client->data is copied to session->data already in session_alloc to ensure that authentication information is set when background connection is started to establish in concurrent thread.

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vraatikka
2013-08-28 23:06:09 +03:00
parent 786468fc5d
commit 9a8e271417
2 changed files with 59 additions and 15 deletions
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25
server/include/session.h
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@ -35,6 +35,7 @@
#include <time.h>
#include <atomic.h>
#include <spinlock.h>
#include <skygw_utils.h>
struct dcb;
struct service;
@ -46,6 +47,21 @@ typedef struct {
time_t connect; /**< Time when the session was started */
} SESSION_STATS;
#if 0
#define SESSION_STATE_ALLOC 0 /**< The session has been allocated */
#define SESSION_STATE_READY 1 /**< The session is ready to route queries */
#define SESSION_STATE_LISTENER 2 /**< The session is a running listener */
#define SESSION_STATE_LISTENER_STOPPED 3 /**< The session listener is stopped */
#else
typedef enum {
SESSION_STATE_ALLOC,
SESSION_STATE_READY,
SESSION_STATE_LISTENER,
SESSION_STATE_LISTENER_STOPPED
} session_state_t;
#endif
/**
* The session status block
*
@ -54,8 +70,9 @@ typedef struct {
* and originating service together for the client session.
*/
typedef struct session {
skygw_chk_t ses_chk_top;
SPINLOCK ses_lock;
int state; /**< Current descriptor state */
session_state_t state; /**< Current descriptor state */
struct dcb *client; /**< The client connection */
struct dcb *backends; /**< The set of backend servers */
void *data; /**< The session data */
@ -63,13 +80,9 @@ typedef struct session {
SESSION_STATS stats; /**< Session statistics */
struct service *service; /**< The service this session is using */
struct session *next; /**< Linked list of all sessions */
skygw_chk_t ses_chk_tail;
} SESSION;
#define SESSION_STATE_ALLOC 0 /**< The session has been allocated */
#define SESSION_STATE_READY 1 /**< The session is ready to route queries */
#define SESSION_STATE_LISTENER 2 /**< The session is a running listener */
#define SESSION_STATE_LISTENER_STOPPED 3 /**< The session listener is stopped */
#define SESSION_PROTOCOL(x, type) DCB_PROTOCOL((x)->client, type)
extern SESSION *session_alloc(struct service *, struct dcb *);