TDengine/test/cases/18-StreamProcessing/01-Snode/test_snode_mgmt_basic.py

258 lines
8.7 KiB
Python

import time
import math
import random
from new_test_framework.utils import (
tdLog,
tdSql,
tdStream,
StreamTableType,
StreamTable,
cluster,
)
from random import randint
class TestSnodeMgmtBasic:
def setup_class(cls):
tdLog.debug(f"start to execute {__file__}")
def test_snode_mgmt_basic(self):
"""Snode: create and drop
1. Create an 8-node dnode and create snodes on each dnode.
2. Check the results of each field in information_schema.ins_snodes.
3. Delete the snodes and check again.
4. Randomly create and delete snodes, and check the results.
Catalog:
- Streams:Snode
Since: v3.3.3.7
Labels: common,ci
Jira: None
History:
- 2025-6-17 dapan Created
"""
tdStream.dropAllStreamsAndDbs()
self.createSnodeTest()
self.dropSnodeTest()
self.mixedSnodeTest()
def checkSnodeIdList(self, idList, excludeList):
for i in idList:
if i in excludeList:
raise Exception(
f"snode idList error:{idList}, excludeList:{excludeList}"
)
def checkSnodeIdListMatch(self, idList, expectedList):
if len(idList) != len(expectedList):
raise Exception(
f"snode idList length error:{idList}, expectedList:{expectedList}"
)
for i in idList:
if i not in expectedList:
raise Exception(
f"snode idList error:{idList}, expectedList:{expectedList}"
)
def checkSnodeReplica(self, replicaList, expectedList):
if 1 == len(replicaList) and 0 != replicaList[0]:
raise Exception(
f"snode replicaList error:{replicaList}, expectedList:{expectedList}"
)
if 1 == len(replicaList):
return
for i in replicaList:
if i not in expectedList:
raise Exception(
f"snode replicaList error:{replicaList}, expectedList:{expectedList}"
)
def checkSnodeAsReplicaOf(self, asReplicaOf, expectedList):
asReplicaOfList = list()
noneVal = 0
for element in asReplicaOf:
if element == "None":
noneVal += 1
else:
replicaNum = 0
for item in element.split(","):
replicaNum += 1
asReplicaOfList.append(int(item))
if replicaNum > 2 or replicaNum <= 0:
raise Exception(f"snode asReplicaOf error:{element}")
# 检查是否有重复值
if len(asReplicaOfList) != len(set(asReplicaOfList)):
raise Exception(
f"snode asReplicaOfList contains duplicates: {asReplicaOfList}"
)
asReplicaOfList.sort()
if len(expectedList) > 1 and asReplicaOfList != expectedList:
raise Exception(
f"snodes asReplicaOf error:{asReplicaOf}, list:{asReplicaOfList}, expectedList:{expectedList}, nonVal:{noneVal}"
)
if 1 == len(expectedList) and 0 != len(asReplicaOfList):
raise Exception(
f"snodes asReplicaOf error:{asReplicaOf}, list:{asReplicaOfList}, expectedList:{expectedList}, nonVal:{noneVal}"
)
@staticmethod
def generate_random_list(count, start=1, end=8):
if count > (end - start + 1):
raise ValueError("Count exceeds the range of unique numbers available.")
return random.sample(range(start, end + 1), count)
def createSnodeTest(self):
tdLog.info(f"create snode test")
tdStream.createSnode(1)
tdSql.checkResultsByFunc(
f"show snodes;",
lambda: tdSql.getRows() == 1
and tdSql.getData(0, 0) == 1
and tdSql.getData(0, 3) == 0
and tdSql.getData(0, 4) == "None",
)
tdStream.createSnode(2)
tdSql.checkResultsByFunc(
f"select * from information_schema.ins_snodes order by id;",
lambda: tdSql.getRows() == 2
and tdSql.getData(0, 0) == 1
and tdSql.getData(0, 3) == 2
and tdSql.getData(0, 4) == "2"
and tdSql.getData(1, 0) == 2
and tdSql.getData(1, 3) == 1
and tdSql.getData(1, 4) == "1",
)
tdStream.createSnode(3)
tdStream.createSnode(4)
tdStream.createSnode(5)
tdStream.createSnode(6)
tdStream.createSnode(7)
tdStream.createSnode(8)
tdSql.query("select * from information_schema.ins_snodes order by id;")
tdSql.checkRows(8)
ids = tdSql.getColData(0)
if ids != list(range(1, 9)):
raise Exception(f"snode list error:{ids}")
replicaList = tdSql.getColData(3)
asReplicaOf = tdSql.getColData(4)
print(f"replicaList: {replicaList}")
print(f"asReplicaOf: {asReplicaOf}")
self.checkSnodeReplica(replicaList, list(range(1, 9)))
self.checkSnodeAsReplicaOf(asReplicaOf, list(range(1, 9)))
tdDnodes = cluster.dnodes
tdLog.info(f"tdDnodes: {tdDnodes}")
for i in range(0, 8):
tdDnodes[i].stoptaosd()
for i in range(0, 8):
tdDnodes[i].starttaosd()
tdSql.query("select * from information_schema.ins_snodes order by id;")
tdSql.checkRows(8)
ids = tdSql.getColData(0)
if ids != list(range(1, 9)):
raise Exception(f"snode list error:{ids}")
replicaList = tdSql.getColData(3)
asReplicaOf = tdSql.getColData(4)
print(f"replicaList: {replicaList}")
print(f"asReplicaOf: {asReplicaOf}")
self.checkSnodeReplica(replicaList, list(range(1, 9)))
self.checkSnodeAsReplicaOf(asReplicaOf, list(range(1, 9)))
tdLog.info("======over")
def dropSnodeTest(self):
tdLog.info(f"drop snode test")
for i in range(1, 10):
random_list = self.generate_random_list(randint(1, 8))
print(f"{i}th drop test, dropList:{random_list}")
for m in random_list:
tdStream.dropSnode(m)
tdSql.query("select * from information_schema.ins_snodes order by id;")
tdSql.checkRows(8 - len(random_list))
ids = tdSql.getColData(0)
self.checkSnodeIdList(ids, random_list)
replicaList = tdSql.getColData(3)
asReplicaOf = tdSql.getColData(4)
print(f"replicaList: {replicaList}")
print(f"asReplicaOf: {asReplicaOf}")
self.checkSnodeReplica(replicaList, ids)
self.checkSnodeAsReplicaOf(asReplicaOf, ids)
for m in random_list:
tdStream.createSnode(m)
tdSql.query("select * from information_schema.ins_snodes order by id;")
tdSql.checkRows(8)
tdLog.info("======over")
def mixedSnodeTest(self):
tdLog.info(f"mixed snode test")
snodeList = list(range(1, 9))
for i in range(1, 100):
if len(snodeList) < 1:
snodeId = randint(1, 8)
snodeList.append(snodeId)
tdStream.createSnode(snodeId)
elif len(snodeList) >= 8:
snodeId = randint(1, 8)
snodeList.remove(snodeId)
tdStream.dropSnode(snodeId)
else:
if randint(0, 1) == 0:
snodeId = randint(1, 8)
if snodeId in snodeList:
tdSql.error(f"create snode on dnode {snodeId}")
print(f"{i}th mixed test, create snode on {snodeId} error")
continue
snodeList.append(snodeId)
tdStream.createSnode(snodeId)
else:
snodeId = randint(1, 8)
if snodeId not in snodeList:
tdSql.error(f"drop snode on dnode {snodeId}")
print(f"{i}th mixed test, drop snode on {snodeId} error")
continue
snodeList.remove(snodeId)
tdStream.dropSnode(snodeId)
print(f"{i}th mixed test, snodeList:{snodeList}")
tdSql.query("select * from information_schema.ins_snodes order by id;")
tdSql.checkRows(len(snodeList))
ids = tdSql.getColData(0)
self.checkSnodeIdListMatch(ids, snodeList)
replicaList = tdSql.getColData(3)
asReplicaOf = tdSql.getColData(4)
print(f"replicaList: {replicaList}")
print(f"asReplicaOf: {asReplicaOf}")
self.checkSnodeReplica(replicaList, ids)
self.checkSnodeAsReplicaOf(asReplicaOf, ids)
tdLog.info("======over")