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TDengine
提交 914d3918 编写于 作者: dengyihao's avatar dengyihao
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contrib/test/rocksdb/main.c
浏览文件 @ 914d3918
......@@ -10,32 +10,48 @@
const char DBPath[] = "rocksdb_c_simple_example";
const char DBBackupPath[] = "/tmp/rocksdb_c_simple_example_backup";
static const int32_t endian_test_var = 1;
#define IS_LITTLE_ENDIAN() (*(uint8_t *)(&endian_test_var) != 0)
#define TD_RT_ENDIAN() (IS_LITTLE_ENDIAN() ? TD_LITTLE_ENDIAN : TD_BIG_ENDIAN)
#define POINTER_SHIFT(p, b) ((void *)((char *)(p) + (b)))
static void *taosDecodeFixedU64(const void *buf, uint64_t *value) {
if (IS_LITTLE_ENDIAN()) {
memcpy(value, buf, sizeof(*value));
} else {
((uint8_t *)value)[7] = ((uint8_t *)buf)[0];
((uint8_t *)value)[6] = ((uint8_t *)buf)[1];
((uint8_t *)value)[5] = ((uint8_t *)buf)[2];
((uint8_t *)value)[4] = ((uint8_t *)buf)[3];
((uint8_t *)value)[3] = ((uint8_t *)buf)[4];
((uint8_t *)value)[2] = ((uint8_t *)buf)[5];
((uint8_t *)value)[1] = ((uint8_t *)buf)[6];
((uint8_t *)value)[0] = ((uint8_t *)buf)[7];
}
return POINTER_SHIFT(buf, sizeof(*value));
}
// ---- Fixed U64
static int32_t taosEncodeFixedU64(void **buf, uint64_t value) {
if (buf != NULL) {
((uint8_t *)(*buf))[0] = value & 0xff;
((uint8_t *)(*buf))[1] = (value >> 8) & 0xff;
((uint8_t *)(*buf))[2] = (value >> 16) & 0xff;
((uint8_t *)(*buf))[3] = (value >> 24) & 0xff;
((uint8_t *)(*buf))[4] = (value >> 32) & 0xff;
((uint8_t *)(*buf))[5] = (value >> 40) & 0xff;
((uint8_t *)(*buf))[6] = (value >> 48) & 0xff;
((uint8_t *)(*buf))[7] = (value >> 56) & 0xff;
if (IS_LITTLE_ENDIAN()) {
memcpy(*buf, &value, sizeof(value));
} else {
((uint8_t *)(*buf))[0] = value & 0xff;
((uint8_t *)(*buf))[1] = (value >> 8) & 0xff;
((uint8_t *)(*buf))[2] = (value >> 16) & 0xff;
((uint8_t *)(*buf))[3] = (value >> 24) & 0xff;
((uint8_t *)(*buf))[4] = (value >> 32) & 0xff;
((uint8_t *)(*buf))[5] = (value >> 40) & 0xff;
((uint8_t *)(*buf))[6] = (value >> 48) & 0xff;
((uint8_t *)(*buf))[7] = (value >> 56) & 0xff;
}
*buf = POINTER_SHIFT(*buf, sizeof(value));
}
return (int32_t)sizeof(value);
}
static void *taosDecodeFixedU64(const void *buf, uint64_t *value) {
((uint8_t *)value)[7] = ((uint8_t *)buf)[0];
((uint8_t *)value)[6] = ((uint8_t *)buf)[1];
((uint8_t *)value)[5] = ((uint8_t *)buf)[2];
((uint8_t *)value)[4] = ((uint8_t *)buf)[3];
((uint8_t *)value)[3] = ((uint8_t *)buf)[4];
((uint8_t *)value)[2] = ((uint8_t *)buf)[5];
((uint8_t *)value)[1] = ((uint8_t *)buf)[6];
((uint8_t *)value)[0] = ((uint8_t *)buf)[7];
return POINTER_SHIFT(buf, sizeof(*value));
return (int32_t)sizeof(value);
}
typedef struct KV {
......@@ -45,8 +61,6 @@ typedef struct KV {
int kvSerial(KV *kv, char *buf) {
int len = 0;
buf[0] = 'a';
buf += 1;
len += taosEncodeFixedU64((void **)&buf, kv->k1);
len += taosEncodeFixedU64((void **)&buf, kv->k2);
return len;
......@@ -60,8 +74,8 @@ int kvDBComp(void *state, const char *aBuf, size_t aLen, const char *bBu
char *p1 = (char *)aBuf;
char *p2 = (char *)bBuf;
p1 += 1;
p2 += 1;
// p1 += 1;
// p2 += 1;
p1 = taosDecodeFixedU64(p1, &w1.k1);
p2 = taosDecodeFixedU64(p2, &w2.k1);
......@@ -84,7 +98,7 @@ int kvDBComp(void *state, const char *aBuf, size_t aLen, const char *bBu
}
int kvDeserial(KV *kv, char *buf) {
char *p1 = (char *)buf;
p1 += 1;
// p1 += 1;
p1 = taosDecodeFixedU64(p1, &kv->k1);
p1 = taosDecodeFixedU64(p1, &kv->k2);
......@@ -107,11 +121,15 @@ int main(int argc, char const *argv[]) {
const rocksdb_options_t **cfOpt = malloc(len * sizeof(rocksdb_options_t *));
for (int i = 0; i < len; i++) {
cfOpt[i] = opt;
cfOpt[i] = rocksdb_options_create_copy(opt);
if (i != 0) {
rocksdb_comparator_t *comp = rocksdb_comparator_create(NULL, NULL, kvDBComp, kvDBName);
rocksdb_options_set_comparator((rocksdb_options_t *)cfOpt[i], comp);
}
}
rocksdb_column_family_handle_t **cfHandle = malloc(len * sizeof(rocksdb_column_family_handle_t *));
db = rocksdb_open_column_families(opt, "test", len, cfName, cfOpt, cfHandle, &err);
db = rocksdb_open_column_families(opt, path, len, cfName, cfOpt, cfHandle, &err);
{
rocksdb_readoptions_t *rOpt = rocksdb_readoptions_create();
......@@ -119,10 +137,6 @@ int main(int argc, char const *argv[]) {
char *v = rocksdb_get_cf(db, rOpt, cfHandle[0], "key", strlen("key"), &vlen, &err);
printf("Get value %s, and len = %d\n", v, (int)vlen);
char *v1 = rocksdb_get_cf(db, rOpt, cfHandle[1], "key", strlen("key"), &vlen, &err);
printf("Get value %s, and len = %d\n", v1, (int)vlen);
rocksdb_readoptions_destroy(rOpt);
}
rocksdb_writeoptions_t *wOpt = rocksdb_writeoptions_create();
......@@ -133,6 +147,40 @@ int main(int argc, char const *argv[]) {
rocksdb_readoptions_t *rOpt = rocksdb_readoptions_create();
size_t vlen = 0;
{
rocksdb_writeoptions_t *wOpt = rocksdb_writeoptions_create();
rocksdb_writebatch_t *wBatch = rocksdb_writebatch_create();
for (int i = 0; i < 100; i++) {
char buf[128] = {0};
KV kv = {.k1 = (100 - i) % 26, .k2 = i % 26};
kvSerial(&kv, buf);
rocksdb_writebatch_put_cf(wBatch, cfHandle[1], buf, sizeof(kv), "value", strlen("value"));
}
rocksdb_write(db, wOpt, wBatch, &err);
}
{
char buf[128] = {0};
KV kv = {.k1 = 0, .k2 = 0};
kvSerial(&kv, buf);
char *v = rocksdb_get_cf(db, rOpt, cfHandle[1], buf, sizeof(kv), &vlen, &err);
printf("Get value %s, and len = %d, xxxx\n", v, (int)vlen);
rocksdb_iterator_t *iter = rocksdb_create_iterator_cf(db, rOpt, cfHandle[1]);
rocksdb_iter_seek_to_first(iter);
int i = 0;
while (rocksdb_iter_valid(iter)) {
size_t klen, vlen;
const char *key = rocksdb_iter_key(iter, &klen);
const char *value = rocksdb_iter_value(iter, &vlen);
KV kv;
kvDeserial(&kv, (char *)key);
printf("kv1: %d\t kv2: %d, len:%d, value = %s\n", (int)(kv.k1), (int)(kv.k2), (int)(klen), value);
i++;
rocksdb_iter_next(iter);
}
rocksdb_iter_destroy(iter);
printf("iterator count %d\n", i);
}
char *v = rocksdb_get_cf(db, rOpt, cfHandle[0], "key", strlen("key"), &vlen, &err);
printf("Get value %s, and len = %d\n", v, (int)vlen);
......
include/libs/stream/streamState.h
浏览文件 @ 914d3918
......@@ -34,6 +34,8 @@ typedef struct STdbState {
rocksdb_t* rocksdb;
rocksdb_column_family_handle_t** pHandle;
rocksdb_writeoptions_t* wopts;
rocksdb_readoptions_t* ropts;
// rocksdb_column_family_handle_t* fillStateDB;
// rocksdb_column_family_handle_t* sessStateDB;
// rocksdb_column_family_handle_t* funcStateDB;
......@@ -65,6 +67,8 @@ int32_t streamStateAbort(SStreamState* pState);
void streamStateDestroy(SStreamState* pState);
typedef struct {
rocksdb_iterator_t* iter;
TBC* pCur;
int64_t number;
} SStreamStateCur;
......@@ -124,6 +128,23 @@ int32_t streamStateGetParName(SStreamState* pState, int64_t groupId, void** pVal
int32_t streamStatePutParTag(SStreamState* pState, int64_t groupId, const void* tag, int32_t tagLen);
int32_t streamStateGetParTag(SStreamState* pState, int64_t groupId, void** tagVal, int32_t* tagLen);
/***compare func **/
// todo refactor
typedef struct SStateKey {
SWinKey key;
int64_t opNum;
} SStateKey;
typedef struct SStateSessionKey {
SSessionKey key;
int64_t opNum;
} SStateSessionKey;
int sessionRangeKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2);
int sessionWinKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2);
int stateSessionKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2);
int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2);
#if 0
char* streamStateSessionDump(SStreamState* pState);
char* streamStateIntervalDump(SStreamState* pState);
......
source/dnode/vnode/CMakeLists.txt
浏览文件 @ 914d3918
......@@ -113,6 +113,12 @@ if(${BUILD_WITH_INVERTEDINDEX})
add_definitions(-DUSE_INVERTED_INDEX)
endif(${BUILD_WITH_INVERTEDINDEX})
if(${BUILD_WITH_ROCKSDB})
add_definitions(-DUSE_ROCKSDB)
endif(${BUILD_WITH_ROCKSDB})
if(${BUILD_TEST})
add_subdirectory(test)
endif(${BUILD_TEST})
source/libs/stream/src/streamState.c
浏览文件 @ 914d3918
......@@ -25,18 +25,7 @@
#include "tcompare.h"
#include "ttimer.h"
// todo refactor
typedef struct SStateKey {
SWinKey key;
int64_t opNum;
} SStateKey;
typedef struct SStateSessionKey {
SSessionKey key;
int64_t opNum;
} SStateSessionKey;
static inline int sessionRangeKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2) {
int sessionRangeKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2) {
if (pWin1->groupId > pWin2->groupId) {
return 1;
} else if (pWin1->groupId < pWin2->groupId) {
......@@ -52,7 +41,7 @@ static inline int sessionRangeKeyCmpr(const SSessionKey* pWin1, const SSessionKe
return 0;
}
static inline int sessionWinKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2) {
int sessionWinKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2) {
if (pWin1->groupId > pWin2->groupId) {
return 1;
} else if (pWin1->groupId < pWin2->groupId) {
......@@ -74,7 +63,7 @@ static inline int sessionWinKeyCmpr(const SSessionKey* pWin1, const SSessionKey*
return 0;
}
static inline int stateSessionKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2) {
int stateSessionKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2) {
SStateSessionKey* pWin1 = (SStateSessionKey*)pKey1;
SStateSessionKey* pWin2 = (SStateSessionKey*)pKey2;
......@@ -87,7 +76,7 @@ static inline int stateSessionKeyCmpr(const void* pKey1, int kLen1, const void*
return sessionWinKeyCmpr(&pWin1->key, &pWin2->key);
}
static inline int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2) {
int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2) {
SStateKey* pWin1 = (SStateKey*)pKey1;
SStateKey* pWin2 = (SStateKey*)pKey2;
......@@ -112,191 +101,6 @@ static inline int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2,
return 0;
}
//
// SStateKey
// |--groupid--|---ts------|--opNum----|
// |--uint64_t-|-uint64_t--|--int64_t--|
//
//
//
int stateKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SStateKey key1, key2;
memset(&key1, 0, sizeof(key1));
memset(&key2, 0, sizeof(key2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &key1.key.groupId);
p2 = taosDecodeFixedU64(p2, &key2.key.groupId);
p1 = taosDecodeFixedI64(p1, &key1.key.ts);
p2 = taosDecodeFixedI64(p2, &key2.key.ts);
taosDecodeFixedI64(p1, &key1.opNum);
taosDecodeFixedI64(p2, &key2.opNum);
return stateKeyCmpr(&key1, sizeof(key1), &key2, sizeof(key2));
}
int stateKeySerial(SStateKey* key, char* buf) {
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->key.groupId);
len += taosEncodeFixedI64((void**)&buf, key->key.ts);
len += taosEncodeFixedU64((void**)&buf, key->opNum);
return len;
}
//
// SStateSessionKey
// |-----------SSessionKey----------|
// |-----STimeWindow-----|
// |---skey--|---ekey----|--groupId-|--opNum--|
// |---int64-|--int64_t--|--uint64--|--int64_t|
// |
//
int stateSessionKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SStateSessionKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedI64(p1, &w1.key.win.skey);
p2 = taosDecodeFixedI64(p2, &w2.key.win.skey);
p1 = taosDecodeFixedI64(p1, &w1.key.win.ekey);
p2 = taosDecodeFixedI64(p2, &w2.key.win.ekey);
p1 = taosDecodeFixedU64(p1, &w1.key.groupId);
p2 = taosDecodeFixedU64(p2, &w2.key.groupId);
p1 = taosDecodeFixedI64(p1, &w1.opNum);
p2 = taosDecodeFixedI64(p2, &w2.opNum);
return stateSessionKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int stateSessionKeySerial(SStateSessionKey* sess, char* buf) {
int len = 0;
len += taosEncodeFixedI64((void**)&buf, sess->key.win.skey);
len += taosEncodeFixedI64((void**)&buf, sess->key.win.ekey);
len += taosEncodeFixedU64((void**)&buf, sess->key.groupId);
len += taosEncodeFixedI64((void**)&buf, sess->opNum);
return len;
}
/**
* SWinKey
* |------groupId------|-----ts------|
* |------uint64-------|----int64----|
*/
int winKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SWinKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &w1.groupId);
p2 = taosDecodeFixedU64(p2, &w2.groupId);
p1 = taosDecodeFixedI64(p1, &w1.ts);
p2 = taosDecodeFixedI64(p2, &w2.ts);
return winKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int winKeySerial(SWinKey* key, char* buf) {
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->groupId);
len += taosEncodeFixedI64((void**)&buf, key->ts);
return len;
}
/*
* STupleKey
* |---groupId---|---ts---|---exprIdx---|
* |---uint64--|---int64--|---int32-----|
*/
int tupleKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
STupleKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &w1.groupId);
p2 = taosDecodeFixedU64(p2, &w2.groupId);
p1 = taosDecodeFixedI64(p1, &w1.ts);
p2 = taosDecodeFixedI64(p2, &w2.ts);
p1 = taosDecodeFixedI32(p1, &w1.exprIdx);
p2 = taosDecodeFixedI32(p2, &w2.exprIdx);
return STupleKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int tupleKeySerial(STupleKey* key, char* buf) {
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->groupId);
len += taosEncodeFixedI64((void**)&buf, key->ts);
len += taosEncodeFixedI32((void**)&buf, key->exprIdx);
return len;
}
const char* cfName[] = {"default", "fill", "sess", "func", "parname", "partag"};
const char* compareStateName(void* name) { return NULL; }
int streamInitBackend(SStreamState* pState, char* path) {
rocksdb_options_t* opts = rocksdb_options_create();
rocksdb_options_increase_parallelism(opts, 4);
rocksdb_options_optimize_level_style_compaction(opts, 0);
// create the DB if it's not already present
rocksdb_options_set_create_if_missing(opts, 1);
rocksdb_options_set_create_missing_column_families(opts, 1);
char* err = NULL;
int cfLen = sizeof(cfName) / sizeof(cfName[0]);
const rocksdb_options_t** cfOpt = taosMemoryCalloc(cfLen, sizeof(rocksdb_options_t*));
for (int i = 0; i < cfLen; i++) {
cfOpt[i] = rocksdb_options_create_copy(opts);
}
rocksdb_comparator_t* fillCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[1], fillCompare);
rocksdb_comparator_t* sessCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[2], sessCompare);
rocksdb_comparator_t* funcCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[3], funcCompare);
rocksdb_comparator_t* parnameCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[4], parnameCompare);
rocksdb_comparator_t* partagCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[5], partagCompare);
rocksdb_column_family_handle_t** cfHandle = taosMemoryMalloc(cfLen * sizeof(rocksdb_column_family_handle_t*));
rocksdb_t* db = rocksdb_open_column_families(opts, "rocksdb", cfLen, cfName, cfOpt, cfHandle, &err);
pState->pTdbState->rocksdb = db;
pState->pTdbState->pHandle = cfHandle;
return 0;
}
void streamCleanBackend(SStreamState* pState) {
int cfLen = sizeof(cfName) / sizeof(cfName[0]);
for (int i = 0; i < cfLen; i++) {
rocksdb_column_family_handle_destroy(pState->pTdbState->pHandle[i]);
}
rocksdb_close(pState->pTdbState->rocksdb);
}
SStreamState* streamStateOpen(char* path, SStreamTask* pTask, bool specPath, int32_t szPage, int32_t pages) {
SStreamState* pState = taosMemoryCalloc(1, sizeof(SStreamState));
if (pState == NULL) {
......@@ -407,7 +211,7 @@ _err:
void streamStateClose(SStreamState* pState) {
#ifdef USE_ROCKSDB
streamCleanBackend(pState);
#else
tdbCommit(pState->pTdbState->db, pState->pTdbState->txn);
tdbPostCommit(pState->pTdbState->db, pState->pTdbState->txn);
......@@ -744,6 +548,7 @@ void streamStateFreeCur(SStreamStateCur* pCur) {
return;
}
tdbTbcClose(pCur->pCur);
rocksdb_iter_destroy(pCur->iter);
taosMemoryFree(pCur);
}
......
source/libs/stream/src/streamStateRocksdb.c 0 → 100644
浏览文件 @ 914d3918
/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* 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/>.
*/
#include <bits/stdint-uintn.h>
#include <string.h>
#include "executor.h"
#include "osMemory.h"
#include "rocksdb/c.h"
#include "streamInc.h"
#include "streamState.h"
#include "tcoding.h"
#include "tcommon.h"
#include "tcompare.h"
#include "ttimer.h"
//
// SStateKey
// |--groupid--|---ts------|--opNum----|
// |--uint64_t-|-uint64_t--|--int64_t--|
//
//
//
int stateKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SStateKey key1, key2;
memset(&key1, 0, sizeof(key1));
memset(&key2, 0, sizeof(key2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &key1.key.groupId);
p2 = taosDecodeFixedU64(p2, &key2.key.groupId);
p1 = taosDecodeFixedI64(p1, &key1.key.ts);
p2 = taosDecodeFixedI64(p2, &key2.key.ts);
taosDecodeFixedI64(p1, &key1.opNum);
taosDecodeFixedI64(p2, &key2.opNum);
return stateKeyCmpr(&key1, sizeof(key1), &key2, sizeof(key2));
}
int stateKeyEncode(void* k, char* buf) {
SStateKey* key = k;
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->key.groupId);
len += taosEncodeFixedI64((void**)&buf, key->key.ts);
len += taosEncodeFixedU64((void**)&buf, key->opNum);
return len;
}
int stateKeyDecode(void* k, char* buf) {
SStateKey* key = k;
int len = 0;
char* p = buf;
p = taosDecodeFixedU64(p, &key->key.groupId);
p = taosDecodeFixedI64(p, &key->key.ts);
p = taosDecodeFixedI64(p, &key->opNum);
return p - buf;
}
//
// SStateSessionKey
// |-----------SSessionKey----------|
// |-----STimeWindow-----|
// |---skey--|---ekey----|--groupId-|--opNum--|
// |---int64-|--int64_t--|--uint64--|--int64_t|
// |
//
int stateSessionKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SStateSessionKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedI64(p1, &w1.key.win.skey);
p2 = taosDecodeFixedI64(p2, &w2.key.win.skey);
p1 = taosDecodeFixedI64(p1, &w1.key.win.ekey);
p2 = taosDecodeFixedI64(p2, &w2.key.win.ekey);
p1 = taosDecodeFixedU64(p1, &w1.key.groupId);
p2 = taosDecodeFixedU64(p2, &w2.key.groupId);
p1 = taosDecodeFixedI64(p1, &w1.opNum);
p2 = taosDecodeFixedI64(p2, &w2.opNum);
return stateSessionKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int stateSessionKeyEncode(void* ses, char* buf) {
SStateSessionKey* sess = ses;
int len = 0;
len += taosEncodeFixedI64((void**)&buf, sess->key.win.skey);
len += taosEncodeFixedI64((void**)&buf, sess->key.win.ekey);
len += taosEncodeFixedU64((void**)&buf, sess->key.groupId);
len += taosEncodeFixedI64((void**)&buf, sess->opNum);
return len;
}
int stateSessionKeyDecode(void* ses, char* buf) {
SStateSessionKey* sess = ses;
int len = 0;
char* p = buf;
p = taosDecodeFixedI64(p, &sess->key.win.skey);
p = taosDecodeFixedI64(p, &sess->key.win.ekey);
p = taosDecodeFixedU64(p, &sess->key.groupId);
p = taosDecodeFixedI64(p, &sess->opNum);
return p - buf;
}
/**
* SWinKey
* |------groupId------|-----ts------|
* |------uint64-------|----int64----|
*/
int winKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
SWinKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &w1.groupId);
p2 = taosDecodeFixedU64(p2, &w2.groupId);
p1 = taosDecodeFixedI64(p1, &w1.ts);
p2 = taosDecodeFixedI64(p2, &w2.ts);
return winKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int winKeyEncode(void* k, char* buf) {
SWinKey* key = k;
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->groupId);
len += taosEncodeFixedI64((void**)&buf, key->ts);
return len;
}
int winKeyDecode(void* k, char* buf) {
SWinKey* key = k;
int len = 0;
char* p = buf;
p = taosDecodeFixedU64(p, &key->groupId);
p = taosDecodeFixedI64(p, &key->ts);
return len;
}
/*
* STupleKey
* |---groupId---|---ts---|---exprIdx---|
* |---uint64--|---int64--|---int32-----|
*/
int tupleKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
STupleKey w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
p1 = taosDecodeFixedU64(p1, &w1.groupId);
p2 = taosDecodeFixedU64(p2, &w2.groupId);
p1 = taosDecodeFixedI64(p1, &w1.ts);
p2 = taosDecodeFixedI64(p2, &w2.ts);
p1 = taosDecodeFixedI32(p1, &w1.exprIdx);
p2 = taosDecodeFixedI32(p2, &w2.exprIdx);
return STupleKeyCmpr(&w1, sizeof(w1), &w2, sizeof(w2));
}
int tupleKeyEncode(void* k, char* buf) {
STupleKey* key = k;
int len = 0;
len += taosEncodeFixedU64((void**)&buf, key->groupId);
len += taosEncodeFixedI64((void**)&buf, key->ts);
len += taosEncodeFixedI32((void**)&buf, key->exprIdx);
return len;
}
int tupleKeyDecode(void* k, char* buf) {
STupleKey* key = k;
int len = 0;
char* p = buf;
p = taosDecodeFixedU64(p, &key->groupId);
p = taosDecodeFixedI64(p, &key->ts);
p = taosDecodeFixedI32(p, &key->exprIdx);
return len;
}
int parKeyDBComp(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen) {
int64_t w1, w2;
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
char* p1 = (char*)aBuf;
char* p2 = (char*)bBuf;
taosDecodeFixedI64(p1, &w1);
taosDecodeFixedI64(p2, &w2);
if (w1 == w2) {
return 0;
} else {
return w1 < w2 ? -1 : 1;
}
}
int parKeyEncode(void* k, char* buf) {
int64_t* groupid = k;
int len = taosEncodeFixedI64((void**)&buf, *groupid);
return len;
}
int parKeyDecode(void* k, char* buf) {
char* p = buf;
int64_t* groupid = k;
p = taosDecodeFixedI64(p, groupid);
return p - buf;
}
const char* cfName[] = {"default", "fill", "sess", "func", "parname", "partag"};
typedef int (*EncodeFunc)(void* key, char* buf);
typedef int (*DecodeFunc)(void* key, char* buf);
////typedef int32_t (*BackendCmpFunc)(void* state, const char* aBuf, size_t aLen, const char* bBuf, size_t bLen);
////typedef const char* (*BackendCmpNameFunc)(void* statue);
typedef struct {
const char* key;
int idx;
EncodeFunc enFunc;
DecodeFunc deFunc;
} SCfInit;
SCfInit ginitDict[] = {
{"default", 0, stateKeyEncode, stateKeyDecode},
{"fill", 1, winKeyEncode, winKeyDecode},
{"sess", 2, stateSessionKeyEncode, stateSessionKeyDecode},
{"func", 3, tupleKeyEncode, tupleKeyDecode},
{"parname", 4, parKeyEncode, parKeyDecode},
{"partag", 5, parKeyEncode, parKeyDecode},
};
const char* compareStateName(void* name) { return cfName[0]; }
const char* compareWinKey(void* name) { return cfName[1]; }
const char* compareSessionKey(void* name) { return cfName[2]; }
const char* compareFuncKey(void* name) { return cfName[3]; }
const char* compareParKey(void* name) { return cfName[4]; }
const char* comparePartagKey(void* name) { return cfName[5]; }
int streamInitBackend(SStreamState* pState, char* path) {
rocksdb_options_t* opts = rocksdb_options_create();
rocksdb_options_increase_parallelism(opts, 4);
rocksdb_options_optimize_level_style_compaction(opts, 0);
// create the DB if it's not already present
rocksdb_options_set_create_if_missing(opts, 1);
rocksdb_options_set_create_missing_column_families(opts, 1);
char* err = NULL;
int cfLen = sizeof(cfName) / sizeof(cfName[0]);
const rocksdb_options_t** cfOpt = taosMemoryCalloc(cfLen, sizeof(rocksdb_options_t*));
for (int i = 0; i < cfLen; i++) {
cfOpt[i] = rocksdb_options_create_copy(opts);
}
rocksdb_comparator_t* stateCompare = rocksdb_comparator_create(NULL, NULL, stateKeyDBComp, compareStateName);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[0], stateCompare);
rocksdb_comparator_t* fillCompare = rocksdb_comparator_create(NULL, NULL, winKeyDBComp, compareWinKey);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[1], fillCompare);
rocksdb_comparator_t* sessCompare = rocksdb_comparator_create(NULL, NULL, stateSessionKeyDBComp, compareSessionKey);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[2], sessCompare);
rocksdb_comparator_t* funcCompare = rocksdb_comparator_create(NULL, NULL, tupleKeyDBComp, compareFuncKey);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[3], funcCompare);
rocksdb_comparator_t* parnameCompare = rocksdb_comparator_create(NULL, NULL, parKeyDBComp, compareParKey);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[4], parnameCompare);
rocksdb_comparator_t* partagCompare = rocksdb_comparator_create(NULL, NULL, parKeyDBComp, comparePartagKey);
rocksdb_options_set_comparator((rocksdb_options_t*)cfOpt[5], partagCompare);
rocksdb_column_family_handle_t** cfHandle = taosMemoryMalloc(cfLen * sizeof(rocksdb_column_family_handle_t*));
rocksdb_t* db = rocksdb_open_column_families(opts, "rocksdb", cfLen, cfName, cfOpt, cfHandle, &err);
pState->pTdbState->rocksdb = db;
pState->pTdbState->pHandle = cfHandle;
pState->pTdbState->wopts = rocksdb_writeoptions_create();
pState->pTdbState->ropts = rocksdb_readoptions_create();
return 0;
}
void streamCleanBackend(SStreamState* pState) {
int cfLen = sizeof(cfName) / sizeof(cfName[0]);
for (int i = 0; i < cfLen; i++) {
rocksdb_column_family_handle_destroy(pState->pTdbState->pHandle[i]);
}
rocksdb_close(pState->pTdbState->rocksdb);
}
int streamGetInit(const char* funcName) {
for (int i = 0; i < sizeof(ginitDict) / sizeof(ginitDict[0]); i++) {
if (strncmp(funcName, ginitDict[i].key, strlen(funcName)) == 0) {
return i;
}
}
return -1;
}
#define STREAM_STATE_PUT_ROCKSDB(pState, funcname, key, value, vLen) \
do { \
char buf[128] = {0}; \
char* err = NULL; \
int i = streamGetInit(funcname); \
if (i < 0) { \
return -1; \
} \
ginitDict[i].enFunc((void*)key, buf); \
rocksdb_column_family_handle_t* pHandle = pState->pTdbState->pHandle[ginitDict[i].idx]; \
rocksdb_t* db = pState->pTdbState->rocksdb; \
rocksdb_writeoptions_t* opts = pState->pTdbState->wopts; \
rocksdb_put_cf(db, opts, pHandle, (const char*)buf, sizeof(*key), (const char*)value, (size_t)vLen, &err); \
if (err != NULL) { \
taosMemoryFree(err); \
code = -1; \
} \
code = 0; \
} while (0);
#define STREAM_STATE_GET_ROCKSDB(pState, funcname, key, pVal, vLen) \
do { \
char buf[128] = {0}; \
char* err = NULL; \
int i = streamGetInit(funcname); \
if (i < 0) { \
return -1; \
} \
ginitDict[i].enFunc((void*)key, buf); \
rocksdb_column_family_handle_t* pHandle = pState->pTdbState->pHandle[ginitDict[i].idx]; \
rocksdb_t* db = pState->pTdbState->rocksdb; \
rocksdb_readoptions_t* opts = pState->pTdbState->ropts; \
char* val = rocksdb_get_cf(db, opts, pHandle, (const char*)buf, sizeof(*key), (size_t*)vLen, &err); \
*pVal = val; \
if (err != NULL) { \
taosMemoryFree(err); \
code = -1; \
} \
code = 0; \
} while (0);
#define STREAM_STATE_DEL_ROCKSDB(pState, funcname, key) \
do { \
char buf[128] = {0}; \
char* err = NULL; \
int i = streamGetInit(funcname); \
if (i < 0) { \
return -1; \
} \
ginitDict[i].enFunc((void*)key, buf); \
rocksdb_column_family_handle_t* pHandle = pState->pTdbState->pHandle[ginitDict[i].idx]; \
rocksdb_t* db = pState->pTdbState->rocksdb; \
rocksdb_writeoptions_t* opts = pState->pTdbState->wopts; \
rocksdb_delete_cf(db, opts, pHandle, (const char*)buf, sizeof(*key), &err); \
if (err != NULL) { \
taosMemoryFree(err); \
code = -1; \
} \
code = 0; \
} while (0);
int32_t streamStateFuncPut_rocksdb(SStreamState* pState, const STupleKey* key, const void* value, int32_t vLen) {
int code = 0;
STREAM_STATE_PUT_ROCKSDB(pState, "func", key, value, vLen);
return code;
}
int32_t streamStateFuncGet_rocksdb(SStreamState* pState, const STupleKey* key, void** pVal, int32_t* pVLen) {
int code = 0;
STREAM_STATE_GET_ROCKSDB(pState, "func", key, pVal, pVLen);
return 0;
}
int32_t streamStateFuncDel_rocksdb(SStreamState* pState, const STupleKey* key) {
int code = 0;
STREAM_STATE_DEL_ROCKSDB(pState, "func", key);
return 0;
}
int32_t streamStatePut_rocksdb(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen) {
int code = 0;
SStateKey sKey = {.key = *key, .opNum = pState->number};
STREAM_STATE_PUT_ROCKSDB(pState, "default", key, value, vLen);
return code;
}
int32_t streamStateGet_rocksdb(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen) {
int code = 0;
SStateKey sKey = {.key = *key, .opNum = pState->number};
STREAM_STATE_GET_ROCKSDB(pState, "default", key, pVal, pVLen);
return code;
}
// todo refactor
int32_t streamStateDel_rocksdb(SStreamState* pState, const SWinKey* key) {
int code = 0;
SStateKey sKey = {.key = *key, .opNum = pState->number};
STREAM_STATE_DEL_ROCKSDB(pState, "default", key);
return code;
}
// todo refactor
int32_t streamStateFillPut_rocksdb(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen) {
int code = 0;
STREAM_STATE_PUT_ROCKSDB(pState, "fill", key, value, vLen);
return code;
}
// todo refactor
int32_t streamStateFillGet_rocksdb(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen) {
int code = 0;
STREAM_STATE_GET_ROCKSDB(pState, "fill", key, pVal, pVLen);
return code;
}
int32_t streamStateSessionPut_rocksdb(SStreamState* pState, const SSessionKey* key, const void* value, int32_t vLen) {
int code = 0;
SStateSessionKey sKey = {.key = *key, .opNum = pState->number};
STREAM_STATE_PUT_ROCKSDB(pState, "sess", key, value, vLen);
return code;
}
SStreamStateCur* streamStateSessionSeekKeyCurrentNext_rocksdb(SStreamState* pState, SSessionKey* key) {
SStreamStateCur* pCur = taosMemoryCalloc(1, sizeof(SStreamStateCur));
if (pCur == NULL) {
return NULL;
}
pCur->iter =
rocksdb_create_iterator_cf(pState->pTdbState->rocksdb, pState->pTdbState->ropts, pState->pTdbState->pHandle[2]);
pCur->number = pState->number;
SStateSessionKey sKey = {.key = *key, .opNum = pState->number};
char buf[128] = {0};
stateSessionKeyEncode(&sKey, buf);
rocksdb_iter_seek(pCur->iter, (const char*)buf, sizeof(sKey));
if (!rocksdb_iter_valid(pCur->iter)) {
streamStateFreeCur(pCur);
return NULL;
}
size_t klen;
const char* iKey = rocksdb_iter_key(pCur->iter, &klen);
SStateSessionKey curKey = {0};
stateSessionKeyDecode(&curKey, (char*)iKey);
if (stateSessionKeyCmpr(&sKey, sizeof(sKey), &curKey, sizeof(curKey)) <= 0) return pCur;
rocksdb_iter_next(pCur->iter);
if (!rocksdb_iter_valid(pCur->iter)) {
streamStateFreeCur(pCur);
return NULL;
}
return pCur;
}
int32_t streamStateSessionGet_rocksdb(SStreamState* pState, SSessionKey* key, void** pVal, int32_t* pVLen) {
int code = 0;
SStreamStateCur* pCur = streamStateSessionSeekKeyCurrentNext(pState, key);
SSessionKey resKey = *key;
// impl later
return code;
}
int32_t streamStateSessionDel(SStreamState* pState, const SSessionKey* key) {
int code = 0;
SStateSessionKey sKey = {.key = *key, .opNum = pState->number};
STREAM_STATE_DEL_ROCKSDB(pState, "sess", key);
return code;
}
int32_t streamStatePutParTag_rocksdb(SStreamState* pState, int64_t groupId, const void* tag, int32_t tagLen) {
int code = 0;
STREAM_STATE_PUT_ROCKSDB(pState, "partag", &groupId, tag, tagLen);
return code;
}
int32_t streamStateGetParTag_rocksdb(SStreamState* pState, int64_t groupId, void** tagVal, int32_t* tagLen) {
int code = 0;
STREAM_STATE_GET_ROCKSDB(pState, "partag", &groupId, tagVal, tagLen);
return code;
}
int32_t streamStatePutParName_rocksdb(SStreamState* pState, int64_t groupId, const char tbname[TSDB_TABLE_NAME_LEN]) {
int code = 0;
STREAM_STATE_PUT_ROCKSDB(pState, "parname", &groupId, tbname, TSDB_TABLE_NAME_LEN);
return code;
}
int32_t streamStateGetParName_rocksdb(SStreamState* pState, int64_t groupId, void** pVal) {
int code = 0;
size_t tagLen;
STREAM_STATE_GET_ROCKSDB(pState, "parname", &groupId, pVal, &tagLen);
return code;
}
void streamStateDestroy_rocksdb(SStreamState* pState) {
// only close db
streamCleanBackend(pState);
}
\ No newline at end of file
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