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enhance show variables output

This commit is contained in:
Ganlin Zhao 2023-07-14 13:57:02 +08:00
parent e7e923a396
commit 7935d824b6
7 changed files with 24 additions and 3 deletions
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1
include/common/tmsg.h
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@ -1510,6 +1510,7 @@ int32_t tDeserializeSShowVariablesReq(void* buf, int32_t bufLen, SShowVariablesR
typedef struct {
char name[TSDB_CONFIG_OPTION_LEN + 1];
char value[TSDB_CONFIG_VALUE_LEN + 1];
char scope[TSDB_CONFIG_SCOPE_LEN + 1];
} SVariablesInfo;
typedef struct {

1
include/util/tdef.h
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@ -492,6 +492,7 @@ enum {
#define TSDB_CONFIG_OPTION_LEN 32
#define TSDB_CONFIG_VALUE_LEN 64
#define TSDB_CONFIG_SCOPE_LEN 8
#define TSDB_CONFIG_NUMBER 8
#define QUERY_ID_SIZE 20

3
source/client/inc/clientInt.h
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@ -46,9 +46,10 @@ enum {
RES_TYPE__TMQ_METADATA,
};
#define SHOW_VARIABLES_RESULT_COLS 2
#define SHOW_VARIABLES_RESULT_COLS 3
#define SHOW_VARIABLES_RESULT_FIELD1_LEN (TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE)
#define SHOW_VARIABLES_RESULT_FIELD2_LEN (TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE)
#define SHOW_VARIABLES_RESULT_FIELD3_LEN (TSDB_CONFIG_SCOPE_LEN + VARSTR_HEADER_SIZE)
#define TD_RES_QUERY(res) (*(int8_t*)res == RES_TYPE__QUERY)
#define TD_RES_TMQ(res) (*(int8_t*)res == RES_TYPE__TMQ)

10
source/client/src/clientMsgHandler.c
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@ -427,13 +427,16 @@ static int32_t buildShowVariablesBlock(SArray* pVars, SSDataBlock** block) {
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD1_LEN;
taosArrayPush(pBlock->pDataBlock, &infoData);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD2_LEN;
taosArrayPush(pBlock->pDataBlock, &infoData);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD3_LEN;
taosArrayPush(pBlock->pDataBlock, &infoData);
int32_t numOfCfg = taosArrayGetSize(pVars);
blockDataEnsureCapacity(pBlock, numOfCfg);
@ -449,6 +452,11 @@ static int32_t buildShowVariablesBlock(SArray* pVars, SSDataBlock** block) {
STR_WITH_MAXSIZE_TO_VARSTR(value, pInfo->value, TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
colDataSetVal(pColInfo, i, value, false);
char scope[TSDB_CONFIG_SCOPE_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(scope, pInfo->scope, TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
colDataSetVal(pColInfo, i, scope, false);
}
pBlock->info.rows = numOfCfg;

2
source/common/src/tmsg.c
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@ -3528,12 +3528,14 @@ int32_t tDeserializeSShowVariablesReq(void *buf, int32_t bufLen, SShowVariablesR
int32_t tEncodeSVariablesInfo(SEncoder *pEncoder, SVariablesInfo *pInfo) {
if (tEncodeCStr(pEncoder, pInfo->name) < 0) return -1;
if (tEncodeCStr(pEncoder, pInfo->value) < 0) return -1;
if (tEncodeCStr(pEncoder, pInfo->scope) < 0) return -1;
return 0;
}
int32_t tDecodeSVariablesInfo(SDecoder *pDecoder, SVariablesInfo *pInfo) {
if (tDecodeCStrTo(pDecoder, pInfo->name) < 0) return -1;
if (tDecodeCStrTo(pDecoder, pInfo->value) < 0) return -1;
if (tDecodeCStrTo(pDecoder, pInfo->scope) < 0) return -1;
return 0;
}

4
source/dnode/mnode/impl/src/mndDnode.c
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@ -783,18 +783,22 @@ static int32_t mndProcessShowVariablesReq(SRpcMsg *pReq) {
strcpy(info.name, "statusInterval");
snprintf(info.value, TSDB_CONFIG_VALUE_LEN, "%d", tsStatusInterval);
strcpy(info.scope, "server");
taosArrayPush(rsp.variables, &info);
strcpy(info.name, "timezone");
snprintf(info.value, TSDB_CONFIG_VALUE_LEN, "%s", tsTimezoneStr);
strcpy(info.scope, "server");
taosArrayPush(rsp.variables, &info);
strcpy(info.name, "locale");
snprintf(info.value, TSDB_CONFIG_VALUE_LEN, "%s", tsLocale);
strcpy(info.scope, "server");
taosArrayPush(rsp.variables, &info);
strcpy(info.name, "charset");
snprintf(info.value, TSDB_CONFIG_VALUE_LEN, "%s", tsCharset);
strcpy(info.scope, "server");
taosArrayPush(rsp.variables, &info);
int32_t rspLen = tSerializeSShowVariablesRsp(NULL, 0, &rsp);

6
source/libs/parser/src/parTranslater.c
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@ -7707,7 +7707,7 @@ static int32_t extractShowCreateTableResultSchema(int32_t* numOfCols, SSchema**
}
static int32_t extractShowVariablesResultSchema(int32_t* numOfCols, SSchema** pSchema) {
*numOfCols = 2;
*numOfCols = 3;
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
if (NULL == (*pSchema)) {
return TSDB_CODE_OUT_OF_MEMORY;
@ -7721,6 +7721,10 @@ static int32_t extractShowVariablesResultSchema(int32_t* numOfCols, SSchema** pS
(*pSchema)[1].bytes = TSDB_CONFIG_VALUE_LEN;
strcpy((*pSchema)[1].name, "value");
(*pSchema)[2].type = TSDB_DATA_TYPE_BINARY;
(*pSchema)[2].bytes = TSDB_CONFIG_SCOPE_LEN;
strcpy((*pSchema)[2].name, "scope");
return TSDB_CODE_SUCCESS;
}