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Added support form COM_CHANGE_USER in readwritesplit.c

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Added func.auth() and func.generic() in dcb.h

Some mysql routines moved into mysql_common.c


New session user still not saved in the dcb->data
This commit is contained in:
Massimiliano Pinto
2013-07-15 09:03:51 +02:00
parent fa8ea19f85
commit 45c28a033e
8 changed files with 425 additions and 144 deletions
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39
include/dcb.h
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@ -35,13 +35,14 @@ struct service;
* Revision History
*
* Date Who Description
* 01/06/13 Mark Riddoch Initial implementation
* 11/06/13 Mark Riddoch Updated GWPROTOCOL structure with new
* 01/06/2013 Mark Riddoch Initial implementation
* 11/06/2013 Mark Riddoch Updated GWPROTOCOL structure with new
* entry points
* 18/06/13 Mark Riddoch Addition of the listener entry point
* 02/06/2013 Massimiliano Pinto Addition of delayqlock, delayq and authlock
* 18/06/2013 Mark Riddoch Addition of the listener entry point
* 02/07/2013 Massimiliano Pinto Addition of delayqlock, delayq and authlock
* for handling backend asynchronous protocol connection
* and a generic lock for backend authentication
* 12/07/2013 Massimiliano Pinto Added auth and generic func pointers
*
* @endverbatim
*/
@ -79,6 +80,8 @@ typedef struct gw_protocol {
int (*connect)(struct dcb *, struct server *, struct session *);
int (*close)(struct dcb *);
int (*listen)(struct dcb *, char *);
int (*auth)(struct dcb *, struct server *, struct session *, GWBUF *);
int (*generic)(struct dcb *, void *);
} GWPROTOCOL;
/**
@ -162,20 +165,20 @@ typedef struct dcb {
#define DCB_PROTOCOL(x, type) (type *)((x)->protocol)
#define DCB_ISZOMBIE(x) ((x)->state == DCB_STATE_ZOMBIE)
extern DCB *dcb_alloc(); /* Allocate a DCB */
extern void dcb_free(DCB *); /* Free a DCB */
extern DCB *dcb_connect(struct server *, struct session *, const char *);
extern int dcb_read(DCB *, GWBUF **); /* Generic read routine */
extern int dcb_write(DCB *, GWBUF *); /* Generic write routine */
extern int dcb_drain_writeq(DCB *); /* Generic write routine */
extern void dcb_close(DCB *); /* Generic close functionality */
extern void dcb_process_zombies(int); /* Process Zombies */
extern void printAllDCBs(); /* Debug to print all DCB in the system */
extern void printDCB(DCB *); /* Debug print routine */
extern void dprintAllDCBs(DCB *); /* Debug to print all DCB in the system */
extern void dprintDCB(DCB *, DCB *); /* Debug to print a DCB in the system */
extern const char *gw_dcb_state2string(int); /* DCB state to string */
extern DCB *dcb_alloc(); /* Allocate a DCB */
extern void dcb_free(DCB *); /* Free a DCB */
extern DCB *dcb_connect(struct server *, struct session *, const char *); /* prepare Backend connection */
extern int dcb_read(DCB *, GWBUF **); /* Generic read routine */
extern int dcb_write(DCB *, GWBUF *); /* Generic write routine */
extern int dcb_drain_writeq(DCB *); /* Generic write routine */
extern void dcb_close(DCB *); /* Generic close functionality */
extern void dcb_process_zombies(int); /* Process Zombies */
extern void printAllDCBs(); /* Debug to print all DCB in the system */
extern void printDCB(DCB *); /* Debug print routine */
extern void dprintAllDCBs(DCB *); /* Debug to print all DCB in the system */
extern void dprintDCB(DCB *, DCB *); /* Debug to print a DCB in the system */
extern const char *gw_dcb_state2string(int); /* DCB state to string */
extern void dcb_printf(DCB *, const char *, ...); /* DCB version of printf */
extern int dcb_isclient(DCB *);
extern int dcb_isclient(DCB *); /* the DCB is the client of the session */
#endif