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tq consume refactor

This commit is contained in:
Liu Jicong 2021-12-23 13:25:55 +08:00
parent 6beee204d8
commit 4b25449576
2 changed files with 87 additions and 56 deletions
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49
include/dnode/vnode/tq/tq.h
View File

@ -23,6 +23,7 @@
#include "taosmsg.h"
#include "tlist.h"
#include "trpc.h"
#include "ttimer.h"
#include "tutil.h"
#ifdef __cplusplus
@ -103,7 +104,7 @@ typedef struct STqTopicVhandle {
typedef struct STqExec {
void* runtimeEnv;
SSDataBlock* (*exec)(void* runtimeEnv);
void* (*assign)(void* runtimeEnv, SSubmitBlk* inputData);
void* (*assign)(void* runtimeEnv, void* inputData);
void (*clear)(void* runtimeEnv);
char* (*serialize)(struct STqExec*);
struct STqExec* (*deserialize)(char*);
@ -114,11 +115,9 @@ typedef struct STqRspHandle {
void* ahandle;
} STqRspHandle;
typedef enum {
TQ_ITEM_READY,
TQ_ITEM_PROCESS,
TQ_ITEM_EMPTY
} STqItemStatus;
typedef enum { TQ_ITEM_READY, TQ_ITEM_PROCESS, TQ_ITEM_EMPTY } STqItemStatus;
typedef struct STqTopic STqTopic;
typedef struct STqBufferItem {
int64_t offset;
@ -128,19 +127,21 @@ typedef struct STqBufferItem {
int32_t status;
int64_t size;
void* content;
STqTopic* pTopic;
} STqMsgItem;
typedef struct STqTopic {
struct STqTopic {
// char* topic; //c style, end with '\0'
// int64_t cgId;
// void* ahandle;
// int32_t head;
// int32_t tail;
int64_t nextConsumeOffset;
int64_t floatingCursor;
int64_t topicId;
int32_t head;
int32_t tail;
void* logReader;
STqMsgItem buffer[TQ_BUFFER_SIZE];
} STqTopic;
};
typedef struct STqListHandle {
STqTopic topic;
@ -152,7 +153,7 @@ typedef struct STqGroup {
int64_t cgId;
void* ahandle;
int32_t topicNum;
//STqList* head;
STqList* head;
SList* topicList; // SList<STqTopic>
STqRspHandle rspHandle;
} STqGroup;
@ -162,20 +163,23 @@ typedef struct STqQueryMsg {
struct STqQueryMsg* next;
} STqQueryMsg;
typedef struct STqLogReader {
typedef struct STqLogHandle {
void* logHandle;
int32_t (*logRead)(void* logHandle, void** data, int64_t ver);
void* (*openLogReader)(void* logHandle);
void (*closeLogReader)(void* logReader);
int32_t (*logRead)(void* logReader, void** data, int64_t ver);
int64_t (*logGetFirstVer)(void* logHandle);
int64_t (*logGetSnapshotVer)(void* logHandle);
int64_t (*logGetLastVer)(void* logHandle);
} STqLogReader;
} STqLogHandle;
typedef struct STqCfg {
// TODO
} STqCfg;
typedef struct STqMemRef {
SMemAllocatorFactory* pAlloctorFactory;
SMemAllocatorFactory* pAllocatorFactory;
SMemAllocator* pAllocator;
} STqMemRef;
@ -265,13 +269,24 @@ typedef struct STQ {
// the handle of meta kvstore
char* path;
STqCfg* tqConfig;
STqLogReader* tqLogReader;
STqLogHandle* tqLogHandle;
STqMemRef tqMemRef;
STqMetaStore* tqMeta;
} STQ;
typedef struct STqMgmt {
int8_t inited;
tmr_h timer;
} STqMgmt;
static STqMgmt tqMgmt;
// init once
int tqInit();
void tqCleanUp();
// open in each vnode
STQ* tqOpen(const char* path, STqCfg* tqConfig, STqLogReader* tqLogReader, SMemAllocatorFactory* allocFac);
STQ* tqOpen(const char* path, STqCfg* tqConfig, STqLogHandle* tqLogHandle, SMemAllocatorFactory* allocFac);
void tqClose(STQ*);
// void* will be replace by a msg type

78
source/dnode/vnode/tq/src/tq.c
View File

@ -37,7 +37,22 @@ void* tqSerializeItem(STqMsgItem* pItem, void* ptr);
const void* tqDeserializeTopic(const void* pBytes, STqTopic* pTopic);
const void* tqDeserializeItem(const void* pBytes, STqMsgItem* pItem);
STQ* tqOpen(const char* path, STqCfg* tqConfig, STqLogReader* tqLogReader, SMemAllocatorFactory* allocFac) {
int tqInit() {
int8_t old = atomic_val_compare_exchange_8(&tqMgmt.inited, 0, 1);
if(old == 1) return 0;
tqMgmt.timer = taosTmrInit(0, 0, 0, "TQ");
return 0;
}
void tqCleanUp() {
int8_t old = atomic_val_compare_exchange_8(&tqMgmt.inited, 1, 0);
if(old == 0) return;
taosTmrStop(tqMgmt.timer);
taosTmrCleanUp(tqMgmt.timer);
}
STQ* tqOpen(const char* path, STqCfg* tqConfig, STqLogHandle* tqLogHandle, SMemAllocatorFactory* allocFac) {
STQ* pTq = malloc(sizeof(STQ));
if (pTq == NULL) {
terrno = TSDB_CODE_TQ_OUT_OF_MEMORY;
@ -45,8 +60,8 @@ STQ* tqOpen(const char* path, STqCfg* tqConfig, STqLogReader* tqLogReader, SMemA
}
pTq->path = strdup(path);
pTq->tqConfig = tqConfig;
pTq->tqLogReader = tqLogReader;
pTq->tqMemRef.pAlloctorFactory = allocFac;
pTq->tqLogHandle = tqLogHandle;
pTq->tqMemRef.pAllocatorFactory = allocFac;
pTq->tqMemRef.pAllocator = allocFac->create(allocFac);
if (pTq->tqMemRef.pAllocator == NULL) {
// TODO: error code of buffer pool
@ -360,9 +375,9 @@ int tqConsume(STQ* pTq, SRpcMsg* pReq, SRpcMsg** pRsp) {
(*pRsp)->pCont = ptr;
break;
}
*((int64_t*)buffer) = htonll(pTopic->topicId);
*((int64_t*)buffer) = htobe64(pTopic->topicId);
buffer = POINTER_SHIFT(buffer, sizeof(int64_t));
*((int64_t*)buffer) = htonll(pTopic->buffer[idx].size);
*((int64_t*)buffer) = htobe64(pTopic->buffer[idx].size);
buffer = POINTER_SHIFT(buffer, sizeof(int64_t));
memcpy(buffer, pTopic->buffer[idx].content, pTopic->buffer[idx].size);
buffer = POINTER_SHIFT(buffer, pTopic->buffer[idx].size);
@ -384,41 +399,42 @@ int tqConsume(STQ* pTq, SRpcMsg* pReq, SRpcMsg** pRsp) {
} else {
ASSERT(0);
}
}
}
if (numOfMsgs > 0) {
// set code and other msg
rpcSendResponse(*pRsp);
} else {
// most recent data has been fetched
// enable timer for blocking wait
// once new data written when waiting, launch query and rsp
}
// fetched a num of msgs, rpc response
for(int i = 0; i < pArray->size; i++) {
STqMsgItem* pItem = taosArrayGet(pArray, i);
void* raw;
//read from wal
void* raw = NULL;
/*int code = pTq->tqLogReader->logRead(, &raw, pItem->offset);*/
int code = pTq->tqLogHandle->logRead(pItem->pTopic->logReader, &raw, pItem->offset);
if(code < 0) {
//TODO: error
}
//get msgType
//if submitblk
pItem->executor->assign(pItem->executor->runtimeEnv, raw);
SSDataBlock* content = pItem->executor->exec(pItem->executor->runtimeEnv);
pItem->content = content;
//if other type, send just put into buffer
pItem->content = raw;
/*pItem->content = raw;*/
int32_t old = atomic_val_compare_exchange_32(&pItem->status, TQ_ITEM_PROCESS, TQ_ITEM_READY);
ASSERT(old == TQ_ITEM_PROCESS);
}
if (numOfMsgs < 0) {
return -1;
}
if (numOfMsgs == 0) {
// most recent data has been fetched
// enable timer for blocking wait
// once new data written when waiting, launch query and rsp
return -1;
}
// fetched a num of msgs, rpc response
taosArrayDestroy(pArray);
return 0;
}
@ -500,10 +516,10 @@ void* tqSerializeTopic(STqTopic* pTopic, void* ptr) {
ptr = POINTER_SHIFT(ptr, sizeof(int64_t));
*(int64_t*)ptr = pTopic->topicId;
ptr = POINTER_SHIFT(ptr, sizeof(int64_t));
*(int32_t*)ptr = pTopic->head;
ptr = POINTER_SHIFT(ptr, sizeof(int32_t));
*(int32_t*)ptr = pTopic->tail;
ptr = POINTER_SHIFT(ptr, sizeof(int32_t));
/**(int32_t*)ptr = pTopic->head;*/
/*ptr = POINTER_SHIFT(ptr, sizeof(int32_t));*/
/**(int32_t*)ptr = pTopic->tail;*/
/*ptr = POINTER_SHIFT(ptr, sizeof(int32_t));*/
for (int i = 0; i < TQ_BUFFER_SIZE; i++) {
ptr = tqSerializeItem(&pTopic->buffer[i], ptr);
}
@ -557,10 +573,10 @@ const void* tqDeserializeTopic(const void* pBytes, STqTopic* topic) {
ptr = POINTER_SHIFT(ptr, sizeof(int64_t));
topic->topicId = *(int64_t*)ptr;
ptr = POINTER_SHIFT(ptr, sizeof(int64_t));
topic->head = *(int32_t*)ptr;
ptr = POINTER_SHIFT(ptr, sizeof(int32_t));
topic->tail = *(int32_t*)ptr;
ptr = POINTER_SHIFT(ptr, sizeof(int32_t));
/*topic->head = *(int32_t*)ptr;*/
/*ptr = POINTER_SHIFT(ptr, sizeof(int32_t));*/
/*topic->tail = *(int32_t*)ptr;*/
/*ptr = POINTER_SHIFT(ptr, sizeof(int32_t));*/
for (int i = 0; i < TQ_BUFFER_SIZE; i++) {
ptr = tqDeserializeItem(ptr, &topic->buffer[i]);
}