test: test case for alter dnode active code

include/util/tdef.h

@@ -267,8 +267,8 @@ typedef enum ELogicConditionType {
 #define TSDB_DNODE_CONFIG_LEN 128
 #define TSDB_DNODE_VALUE_LEN  256
 
-#define TSDB_ACTIVE_KEY_LEN      109  // history 109:?
-#define TSDB_CONN_ACTIVE_KEY_LEN 257  // history 257:?
+#define TSDB_ACTIVE_KEY_LEN      109
+#define TSDB_CONN_ACTIVE_KEY_LEN 255
 
 #define TSDB_DEFAULT_PKT_SIZE 65480  // same as RPC_MAX_UDP_SIZE
 

source/dnode/mnode/impl/src/mndDnode.c

@@ -1055,8 +1055,8 @@ static int32_t mndProcessConfigDnodeReq(SRpcMsg *pReq) {
     int32_t vlen = strlen(cfgReq.value);
     if (vlen > 0 && ((idx == 10 && vlen != (TSDB_ACTIVE_KEY_LEN - 1)) ||
                      (idx == 11 && (vlen > (TSDB_CONN_ACTIVE_KEY_LEN - 1) || vlen < (TSDB_ACTIVE_KEY_LEN - 1))))) {
-      mError("dnode:%d, failed to config activeCode since invalid vlen. conf:%s, val:%s", cfgReq.dnodeId, cfgReq.config,
-             cfgReq.value);
+      mError("dnode:%d, failed to config activeCode since invalid vlen:%d. conf:%s, val:%s", cfgReq.dnodeId, vlen,
+             cfgReq.config, cfgReq.value);
       terrno = TSDB_CODE_INVALID_OPTION;
       return -1;
     }

tests/system-test/0-others/information_schema.py

@@ -162,7 +162,48 @@ class TDTestCase:
         for t in range (2):
             tdSql.query(f'select * from information_schema.ins_columns where db_name="db2" and table_type=="NORMAL_TABLE"')
             tdSql.checkEqual(20470,len(tdSql.queryResult))
-
+            
+    def ins_dnodes_check(self):
+        tdSql.execute('drop database if exists db2')
+        tdSql.execute('create database if not exists db2 vgroups 1 replica 1')
+        tdSql.query(f'select * from information_schema.ins_dnodes')
+        result = tdSql.queryResult
+        tdSql.checkEqual(result[0][0],1)
+        tdSql.checkEqual(result[0][8],"")
+        tdSql.checkEqual(result[0][9],"")
+        self.str107 = 'Hc7VCc+'
+        for t in range (10):
+            self.str107 += 'tP+2soIXpP'
+        self.str108 = self.str107 + '='
+        self.str109 = self.str108 + '+'
+        self.str254 = self.str108 + self.str108 + '0123456789001234567890012345678901234567'
+        self.str255 = self.str254 + '='
+        self.str510 = self.str255 + self.str255
+        tdSql.error('alter dnode 1 "activeCode" "a"')
+        tdSql.error('alter dnode 1 "activeCode" "' + self.str107 + '"')
+        tdSql.execute('alter all dnodes "activeCode" "' + self.str108 + '"')
+        tdSql.error('alter dnode 1 "activeCode" "' + self.str109 + '"')
+        tdSql.error('alter all dnodes "activeCode" "' + self.str510 + '"')
+        tdSql.query(f'select * from information_schema.ins_dnodes')
+        tdSql.checkEqual(tdSql.queryResult[0][8],self.str108)
+        tdSql.execute('alter dnode 1 "activeCode" ""')
+        tdSql.query(f'select active_code,c_active_code from information_schema.ins_dnodes')
+        tdSql.checkEqual(tdSql.queryResult[0][0],"")
+        tdSql.checkEqual(tdSql.queryResult[0][1],'')
+        tdSql.error('alter dnode 1 "cActiveCode" "a"')
+        tdSql.error('alter dnode 1 "cActiveCode" "' + self.str107 + '"')
+        tdSql.execute('alter dnode 1 "cActiveCode" "' + self.str254 + '"')
+        tdSql.error('alter all dnodes "cActiveCode" "' + self.str255 + '"')
+        tdSql.error('alter dnode 1 "cActiveCode" "' + self.str510 + '"')
+        tdSql.query(f'select active_code,c_active_code from information_schema.ins_dnodes')
+        tdSql.checkEqual(tdSql.queryResult[0][0],"")
+        tdSql.checkEqual(tdSql.queryResult[0][1],self.str254)
+        tdSql.execute('alter dnode 1 "cActiveCode" "' + self.str109 + '"')
+        tdSql.query(f'show dnodes')
+        tdSql.checkEqual(tdSql.queryResult[0][0],self.str109)
+        tdSql.execute('alter all dnodes "activeCode" ""')
+        tdSql.query(f'select c_active_code from information_schema.ins_dnodes')
+        tdSql.checkEqual(tdSql.queryResult[0][0],'')
 
     def run(self):
         self.prepare_data()
@@ -170,6 +211,7 @@ class TDTestCase:
         self.ins_columns_check()
         # self.ins_col_check_4096()
         self.ins_stable_check()
+        self.ins_dnodes_check()
 
 
     def stop(self):