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Merge remote-tracking branch 'origin/3.0' into feature/dnode3

This commit is contained in:
Shengliang Guan 2021-10-04 20:43:23 +08:00
parent d20aa8f8f3 3f593dc88b
commit f50bd07c8d
2 changed files with 100 additions and 3 deletions
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49
include/client/consumer/consumer.h
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@ -20,8 +20,55 @@
extern "C" {
#endif
//consumer handle
struct tmq_consumer_t;
typedef struct tmq_consumer_t tmq_consumer_t;
//consumer config
struct tmq_consumer_config_t;
typedef struct tmq_consumer_config_t tmq_consumer_config_t;
//response err
struct tmq_resp_err_t;
typedef struct tmq_resp_err_t tmq_resp_err_t;
//topic list
//resouces are supposed to be free by users by calling tmq_list_destroy
struct tmq_topic_list_t;
typedef struct tmq_topic_list_t tmq_topic_list_t;
int32_t tmq_topic_list_add(tmq_topic_list_t*, const char*);
void tmq_topic_list_destroy(tmq_topic_list_t*);
//get content of message
tmq_col_batch_t *tmq_get_msg_col_by_idx(tmq_message_t*, int32_t);
tmq_col_batch_t *tmq_get_msg_col_by_name(tmq_message_t*, const char*);
//consumer config
int32_t tmq_conf_set(tmq_consumer_config_t* , const char* config_key, const char* config_value, char* errstr, int32_t errstr_cap);
//consumer initialization
//resouces are supposed to be free by users by calling tmq_consumer_destroy
tmq_consumer_t* tmq_consumer_new(tmq_consumer_config_t* , char* errstr, int32_t errstr_cap);
//subscribe
tmq_resp_err_t tmq_subscribe(tmq_consumer_t*, const tmq_topic_list_t*);
//consume
//resouces are supposed to be free by users by calling tmq_message_destroy
tmq_message_t tmq_consume_poll(tmq_consumer_t*, int64_t blocking_time);
//destroy message and free memory
void tmq_message_destroy(tmq_message_t*);
//close consumer
int32_t tmq_consumer_close(tmq_consumer_t*);
//destroy consumer
void tmq_consumer_destroy(tmq_message_t*);
#ifdef __cplusplus
}
#endif
#endif /*_TD_CONSUMER_H_*/
#endif /*_TD_CONSUMER_H_*/

54
include/libs/wal/wal.h
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@ -12,7 +12,6 @@
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_WAL_H_
#define _TD_WAL_H_
@ -20,8 +19,59 @@
extern "C" {
#endif
typedef enum {
TAOS_WAL_NOLOG = 0,
TAOS_WAL_WRITE = 1
} EWalType;
typedef struct {
int8_t msgType;
int8_t sver; // sver 2 for WAL SDataRow/SMemRow compatibility
int8_t reserved[2];
int32_t len;
int64_t version;
uint32_t signature;
uint32_t cksum;
char cont[];
} SWalHead;
typedef struct {
int32_t vgId;
int32_t fsyncPeriod; // millisecond
EWalType walLevel; // wal level
} SWalCfg;
typedef void * twalh; // WAL HANDLE
typedef int32_t FWalWrite(void *ahandle, void *pHead, int32_t qtype, void *pMsg);
//module initialization
int32_t walInit();
void walCleanUp();
//handle open and ctl
twalh walOpen(char *path, SWalCfg *pCfg);
int32_t walAlter(twalh, SWalCfg *pCfg);
void walStop(twalh);
void walClose(twalh);
//write
int32_t walWrite(twalh, int8_t msgType, void* body, uint32_t bodyLen);
void walWaitFsync(twalh, bool forceHint);
//int32_t walCommit(twalh, uint64_t ver);
//int32_t walRollback(twalh, uint64_t ver);
//read
int32_t walRead(twalh, SWalHead **, int64_t ver);
int32_t walReadWithFp(twalh, FWalWrite writeFp, int64_t verStart, int readNum);
//life cycle
int32_t walDataPersisted(twalh, int64_t ver);
int32_t walFirstVer(twalh);
int32_t walLastVer(twal);
//int32_t walDataCorrupted(twalh);
#ifdef __cplusplus
}
#endif
#endif /*_TD_WAL_H_*/
#endif // _TD_WAL_H_