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fix(TS-6117): fix drop table name with star crash (#30204)

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wangjiaming 2025-03-17 14:13:03 +08:00 committed by GitHub
parent eb0cf234ae
commit 40d32e16b0
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GPG Key ID: B5690EEEBB952194
2 changed files with 56 additions and 15 deletions
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48
source/libs/parser/src/parUtil.c
View File

@ -596,8 +596,8 @@ int32_t getVnodeSysTableTargetName(int32_t acctId, SNode* pWhere, SName* pName)
static int32_t userAuthToString(int32_t acctId, const char* pUser, const char* pDb, const char* pTable, AUTH_TYPE type,
char* pStr, bool isView) {
return snprintf(pStr, USER_AUTH_KEY_MAX_LEN, "%s*%d*%s*%s*%d*%d", pUser, acctId, pDb,
(NULL == pTable || '\0' == pTable[0]) ? "``" : pTable, type, isView);
return snprintf(pStr, USER_AUTH_KEY_MAX_LEN, "`%s`*%d*`%s`*`%s`*%d*%d", pUser, acctId, pDb,
(NULL == pTable || '\0' == pTable[0]) ? "" : pTable, type, isView);
}
static int32_t getIntegerFromAuthStr(const char* pStart, char** pNext) {
@ -613,6 +613,30 @@ static int32_t getIntegerFromAuthStr(const char* pStart, char** pNext) {
return taosStr2Int32(buf, NULL, 10);
}
static int32_t getBackQuotedStringFromAuthStr(const char* pStart, char* pStr, uint32_t dstLen, char** pNext) {
const char* pBeginQuote = strchr(pStart, '`');
if (!pBeginQuote) {
qWarn("failed to get string from auth string, %s, should be quoted with `", pStart);
return TSDB_CODE_INVALID_PARA;
}
const char* pEndQuote = strchr(pBeginQuote + 1, '`');
if (!pEndQuote) {
qWarn("failed to get string from auth string, %s, should be quoted with `", pStart);
return TSDB_CODE_INVALID_PARA;
}
pStr[0] = '\0';
strncpy(pStr, pBeginQuote + 1, TMIN(dstLen, pEndQuote - pBeginQuote - 1));
char* pSeperator = strchr(pEndQuote + 1, '*');
if (!pSeperator) {
*pNext = NULL;
} else {
*pNext = ++pSeperator;
}
return 0;
}
static void getStringFromAuthStr(const char* pStart, char* pStr, uint32_t dstLen, char** pNext) {
char* p = strchr(pStart, '*');
if (NULL == p) {
@ -627,12 +651,17 @@ static void getStringFromAuthStr(const char* pStart, char* pStr, uint32_t dstLen
}
}
static void stringToUserAuth(const char* pStr, int32_t len, SUserAuthInfo* pUserAuth) {
static int32_t stringToUserAuth(const char* pStr, int32_t len, SUserAuthInfo* pUserAuth) {
char* p = NULL;
getStringFromAuthStr(pStr, pUserAuth->user, TSDB_USER_LEN, &p);
int32_t code = getBackQuotedStringFromAuthStr(pStr, pUserAuth->user, TSDB_USER_LEN, &p);
if (code == TSDB_CODE_SUCCESS) {
pUserAuth->tbName.acctId = getIntegerFromAuthStr(p, &p);
getStringFromAuthStr(p, pUserAuth->tbName.dbname, TSDB_DB_NAME_LEN, &p);
getStringFromAuthStr(p, pUserAuth->tbName.tname, TSDB_TABLE_NAME_LEN, &p);
code = getBackQuotedStringFromAuthStr(p, pUserAuth->tbName.dbname, TSDB_DB_NAME_LEN, &p);
}
if (code == TSDB_CODE_SUCCESS) {
code = getBackQuotedStringFromAuthStr(p, pUserAuth->tbName.tname, TSDB_TABLE_NAME_LEN, &p);
}
if (code == TSDB_CODE_SUCCESS) {
if (pUserAuth->tbName.tname[0]) {
pUserAuth->tbName.type = TSDB_TABLE_NAME_T;
} else {
@ -640,6 +669,8 @@ static void stringToUserAuth(const char* pStr, int32_t len, SUserAuthInfo* pUser
}
pUserAuth->type = getIntegerFromAuthStr(p, &p);
pUserAuth->isView = getIntegerFromAuthStr(p, &p);
}
return code;
}
static int32_t buildTableReq(SHashObj* pTablesHash, SArray** pTables) {
@ -740,8 +771,9 @@ static int32_t buildUserAuthReq(SHashObj* pUserAuthHash, SArray** pUserAuth) {
char key[USER_AUTH_KEY_MAX_LEN] = {0};
strncpy(key, pKey, len);
SUserAuthInfo userAuth = {0};
stringToUserAuth(key, len, &userAuth);
if (NULL == taosArrayPush(*pUserAuth, &userAuth)) {
int32_t code = stringToUserAuth(key, len, &userAuth);
if (TSDB_CODE_SUCCESS != code) terrno = code;
if (code != 0 || NULL == taosArrayPush(*pUserAuth, &userAuth)) {
taosHashCancelIterate(pUserAuthHash, p);
taosArrayDestroy(*pUserAuth);
*pUserAuth = NULL;

9
tests/system-test/1-insert/drop.py
View File

@ -299,7 +299,16 @@ class TDTestCase:
tdSql.query(f'select * from information_schema.ins_streams where stream_name = "{stream_name}"')
tdSql.checkEqual(tdSql.queryResult[0][4],f'create stream {stream_name} trigger at_once ignore expired 0 into stb1 as select * from tb')
tdSql.execute(f'drop database {self.dbname}')
def test_table_name_with_star(self):
dbname = "test_tbname_with_star"
tbname = 's_*cszl01_207602da'
tdSql.execute(f'create database {dbname} replica 1 wal_retention_period 3600')
tdSql.execute(f'create table {dbname}.`{tbname}` (ts timestamp, c1 int)', queryTimes=1, show=1)
tdSql.execute(f"drop table {dbname}.`{tbname}`")
tdSql.execute(f"drop database {dbname}")
def run(self):
self.test_table_name_with_star()
self.drop_ntb_check()
self.drop_stb_ctb_check()
self.drop_stable_with_check()