679 lines
30 KiB
Python
Executable File
679 lines
30 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# -*- coding: utf-8 -*-
|
|
|
|
import sys
|
|
import os
|
|
import mysql.connector
|
|
from mysql.connector import errorcode
|
|
import logging
|
|
import getopt
|
|
import time
|
|
|
|
class UpgradeParams:
|
|
log_filename = 'upgrade_checker.log'
|
|
old_version = '3.1.0'
|
|
#### --------------start : my_error.py --------------
|
|
class MyError(Exception):
|
|
def __init__(self, value):
|
|
self.value = value
|
|
def __str__(self):
|
|
return repr(self.value)
|
|
#### --------------start : actions.py------------
|
|
class Cursor:
|
|
__cursor = None
|
|
def __init__(self, cursor):
|
|
self.__cursor = cursor
|
|
def exec_sql(self, sql, print_when_succ = True):
|
|
try:
|
|
self.__cursor.execute(sql)
|
|
rowcount = self.__cursor.rowcount
|
|
if True == print_when_succ:
|
|
logging.info('succeed to execute sql: %s, rowcount = %d', sql, rowcount)
|
|
return rowcount
|
|
except mysql.connector.Error, e:
|
|
logging.exception('mysql connector error, fail to execute sql: %s', sql)
|
|
raise e
|
|
except Exception, e:
|
|
logging.exception('normal error, fail to execute sql: %s', sql)
|
|
raise e
|
|
def exec_query(self, sql, print_when_succ = True):
|
|
try:
|
|
self.__cursor.execute(sql)
|
|
results = self.__cursor.fetchall()
|
|
rowcount = self.__cursor.rowcount
|
|
if True == print_when_succ:
|
|
logging.info('succeed to execute query: %s, rowcount = %d', sql, rowcount)
|
|
return (self.__cursor.description, results)
|
|
except mysql.connector.Error, e:
|
|
logging.exception('mysql connector error, fail to execute sql: %s', sql)
|
|
raise e
|
|
except Exception, e:
|
|
logging.exception('normal error, fail to execute sql: %s', sql)
|
|
raise e
|
|
|
|
def set_parameter(cur, parameter, value):
|
|
sql = """alter system set {0} = '{1}'""".format(parameter, value)
|
|
logging.info(sql)
|
|
cur.execute(sql)
|
|
wait_parameter_sync(cur, parameter, value)
|
|
|
|
def wait_parameter_sync(cur, key, value):
|
|
sql = """select count(*) as cnt from oceanbase.__all_virtual_sys_parameter_stat
|
|
where name = '{0}' and value != '{1}'""".format(key, value)
|
|
times = 10
|
|
while times > 0:
|
|
logging.info(sql)
|
|
cur.execute(sql)
|
|
result = cur.fetchall()
|
|
if len(result) != 1 or len(result[0]) != 1:
|
|
logging.exception('result cnt not match')
|
|
raise e
|
|
elif result[0][0] == 0:
|
|
logging.info("""{0} is sync, value is {1}""".format(key, value))
|
|
break
|
|
else:
|
|
logging.info("""{0} is not sync, value should be {1}""".format(key, value))
|
|
|
|
times -= 1
|
|
if times == 0:
|
|
logging.exception("""check {0}:{1} sync timeout""".format(key, value))
|
|
raise e
|
|
time.sleep(5)
|
|
|
|
#### --------------start : opt.py --------------
|
|
help_str = \
|
|
"""
|
|
Help:
|
|
""" +\
|
|
sys.argv[0] + """ [OPTIONS]""" +\
|
|
'\n\n' +\
|
|
'-I, --help Display this help and exit.\n' +\
|
|
'-V, --version Output version information and exit.\n' +\
|
|
'-h, --host=name Connect to host.\n' +\
|
|
'-P, --port=name Port number to use for connection.\n' +\
|
|
'-u, --user=name User for login.\n' +\
|
|
'-p, --password=name Password to use when connecting to server. If password is\n' +\
|
|
' not given it\'s empty string "".\n' +\
|
|
'-m, --module=name Modules to run. Modules should be a string combined by some of\n' +\
|
|
' the following strings: ddl, normal_dml, each_tenant_dml,\n' +\
|
|
' system_variable_dml, special_action, all. "all" represents\n' +\
|
|
' that all modules should be run. They are splitted by ",".\n' +\
|
|
' For example: -m all, or --module=ddl,normal_dml,special_action\n' +\
|
|
'-l, --log-file=name Log file path. If log file path is not given it\'s ' + os.path.splitext(sys.argv[0])[0] + '.log\n' +\
|
|
'\n\n' +\
|
|
'Maybe you want to run cmd like that:\n' +\
|
|
sys.argv[0] + ' -h 127.0.0.1 -P 3306 -u xxx -p xxx\n'
|
|
|
|
version_str = """version 1.0.0"""
|
|
|
|
class Option:
|
|
__g_short_name_set = set([])
|
|
__g_long_name_set = set([])
|
|
__short_name = None
|
|
__long_name = None
|
|
__is_with_param = None
|
|
__is_local_opt = None
|
|
__has_value = None
|
|
__value = None
|
|
def __init__(self, short_name, long_name, is_with_param, is_local_opt, default_value = None):
|
|
if short_name in Option.__g_short_name_set:
|
|
raise MyError('duplicate option short name: {0}'.format(short_name))
|
|
elif long_name in Option.__g_long_name_set:
|
|
raise MyError('duplicate option long name: {0}'.format(long_name))
|
|
Option.__g_short_name_set.add(short_name)
|
|
Option.__g_long_name_set.add(long_name)
|
|
self.__short_name = short_name
|
|
self.__long_name = long_name
|
|
self.__is_with_param = is_with_param
|
|
self.__is_local_opt = is_local_opt
|
|
self.__has_value = False
|
|
if None != default_value:
|
|
self.set_value(default_value)
|
|
def is_with_param(self):
|
|
return self.__is_with_param
|
|
def get_short_name(self):
|
|
return self.__short_name
|
|
def get_long_name(self):
|
|
return self.__long_name
|
|
def has_value(self):
|
|
return self.__has_value
|
|
def get_value(self):
|
|
return self.__value
|
|
def set_value(self, value):
|
|
self.__value = value
|
|
self.__has_value = True
|
|
def is_local_opt(self):
|
|
return self.__is_local_opt
|
|
def is_valid(self):
|
|
return None != self.__short_name and None != self.__long_name and True == self.__has_value and None != self.__value
|
|
|
|
g_opts =\
|
|
[\
|
|
Option('I', 'help', False, True),\
|
|
Option('V', 'version', False, True),\
|
|
Option('h', 'host', True, False),\
|
|
Option('P', 'port', True, False),\
|
|
Option('u', 'user', True, False),\
|
|
Option('p', 'password', True, False, ''),\
|
|
# 要跑哪个模块，默认全跑
|
|
Option('m', 'module', True, False, 'all'),\
|
|
# 日志文件路径，不同脚本的main函数中中会改成不同的默认值
|
|
Option('l', 'log-file', True, False)
|
|
]\
|
|
|
|
def change_opt_defult_value(opt_long_name, opt_default_val):
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if opt.get_long_name() == opt_long_name:
|
|
opt.set_value(opt_default_val)
|
|
return
|
|
|
|
def has_no_local_opts():
|
|
global g_opts
|
|
no_local_opts = True
|
|
for opt in g_opts:
|
|
if opt.is_local_opt() and opt.has_value():
|
|
no_local_opts = False
|
|
return no_local_opts
|
|
|
|
def check_db_client_opts():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if not opt.is_local_opt() and not opt.has_value():
|
|
raise MyError('option "-{0}" has not been specified, maybe you should run "{1} --help" for help'\
|
|
.format(opt.get_short_name(), sys.argv[0]))
|
|
|
|
def parse_option(opt_name, opt_val):
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if opt_name in (('-' + opt.get_short_name()), ('--' + opt.get_long_name())):
|
|
opt.set_value(opt_val)
|
|
|
|
def parse_options(argv):
|
|
global g_opts
|
|
short_opt_str = ''
|
|
long_opt_list = []
|
|
for opt in g_opts:
|
|
if opt.is_with_param():
|
|
short_opt_str += opt.get_short_name() + ':'
|
|
else:
|
|
short_opt_str += opt.get_short_name()
|
|
for opt in g_opts:
|
|
if opt.is_with_param():
|
|
long_opt_list.append(opt.get_long_name() + '=')
|
|
else:
|
|
long_opt_list.append(opt.get_long_name())
|
|
(opts, args) = getopt.getopt(argv, short_opt_str, long_opt_list)
|
|
for (opt_name, opt_val) in opts:
|
|
parse_option(opt_name, opt_val)
|
|
if has_no_local_opts():
|
|
check_db_client_opts()
|
|
|
|
def deal_with_local_opt(opt):
|
|
if 'help' == opt.get_long_name():
|
|
global help_str
|
|
print help_str
|
|
elif 'version' == opt.get_long_name():
|
|
global version_str
|
|
print version_str
|
|
|
|
def deal_with_local_opts():
|
|
global g_opts
|
|
if has_no_local_opts():
|
|
raise MyError('no local options, can not deal with local options')
|
|
else:
|
|
for opt in g_opts:
|
|
if opt.is_local_opt() and opt.has_value():
|
|
deal_with_local_opt(opt)
|
|
# 只处理一个
|
|
return
|
|
|
|
def get_opt_host():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'host' == opt.get_long_name():
|
|
return opt.get_value()
|
|
|
|
def get_opt_port():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'port' == opt.get_long_name():
|
|
return opt.get_value()
|
|
|
|
def get_opt_user():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'user' == opt.get_long_name():
|
|
return opt.get_value()
|
|
|
|
def get_opt_password():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'password' == opt.get_long_name():
|
|
return opt.get_value()
|
|
|
|
def get_opt_module():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'module' == opt.get_long_name():
|
|
return opt.get_value()
|
|
|
|
def get_opt_log_file():
|
|
global g_opts
|
|
for opt in g_opts:
|
|
if 'log-file' == opt.get_long_name():
|
|
return opt.get_value()
|
|
#### ---------------end----------------------
|
|
|
|
#### --------------start : do_upgrade_pre.py--------------
|
|
def config_logging_module(log_filenamme):
|
|
logging.basicConfig(level=logging.INFO,\
|
|
format='[%(asctime)s] %(levelname)s %(filename)s:%(lineno)d %(message)s',\
|
|
datefmt='%Y-%m-%d %H:%M:%S',\
|
|
filename=log_filenamme,\
|
|
filemode='w')
|
|
# 定义日志打印格式
|
|
formatter = logging.Formatter('[%(asctime)s] %(levelname)s %(filename)s:%(lineno)d %(message)s', '%Y-%m-%d %H:%M:%S')
|
|
#######################################
|
|
# 定义一个Handler打印INFO及以上级别的日志到sys.stdout
|
|
stdout_handler = logging.StreamHandler(sys.stdout)
|
|
stdout_handler.setLevel(logging.INFO)
|
|
# 设置日志打印格式
|
|
stdout_handler.setFormatter(formatter)
|
|
# 将定义好的stdout_handler日志handler添加到root logger
|
|
logging.getLogger('').addHandler(stdout_handler)
|
|
#### ---------------end----------------------
|
|
|
|
|
|
|
|
|
|
#### START ####
|
|
# 1. 检查前置版本
|
|
def check_observer_version(query_cur, upgrade_params):
|
|
(desc, results) = query_cur.exec_query("""select distinct value from __all_virtual_sys_parameter_stat where name='min_observer_version'""")
|
|
if len(results) != 1:
|
|
raise MyError('query results count is not 1')
|
|
elif cmp(results[0][0], upgrade_params.old_version) < 0 :
|
|
raise MyError('old observer version is expected equal or higher then: {0}, actual version:{1}'.format(upgrade_params.old_version, results[0][0]))
|
|
logging.info('check observer version success, version = {0}'.format(results[0][0]))
|
|
|
|
# 2. 检查paxos副本是否同步, paxos副本是否缺失
|
|
def check_paxos_replica(query_cur):
|
|
# 2.1 检查paxos副本是否同步
|
|
(desc, results) = query_cur.exec_query("""select count(1) as unsync_cnt from __all_virtual_clog_stat where is_in_sync = 0 and is_offline = 0 and replica_type != 16""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('{0} replicas unsync, please check'.format(results[0][0]))
|
|
# 2.2 检查paxos副本是否有缺失 TODO
|
|
logging.info('check paxos replica success')
|
|
|
|
# 3. 检查是否有做balance, locality变更
|
|
def check_rebalance_task(query_cur):
|
|
# 3.1 检查是否有做locality变更
|
|
(desc, results) = query_cur.exec_query("""select count(1) as cnt from __all_rootservice_job where job_status='INPROGRESS' and return_code is null""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('{0} locality tasks is doing, please check'.format(results[0][0]))
|
|
# 3.2 检查是否有做balance
|
|
(desc, results) = query_cur.exec_query("""select count(1) as rebalance_task_cnt from __all_virtual_rebalance_task_stat""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('{0} rebalance tasks is doing, please check'.format(results[0][0]))
|
|
logging.info('check rebalance task success')
|
|
|
|
# 4. 检查集群状态
|
|
def check_cluster_status(query_cur):
|
|
# 4.1 检查是否非合并状态
|
|
(desc, results) = query_cur.exec_query("""select info from __all_zone where zone='' and name='merge_status'""")
|
|
if cmp(results[0][0], 'IDLE') != 0 :
|
|
raise MyError('global status expected = {0}, actual = {1}'.format('IDLE', results[0][0]))
|
|
logging.info('check cluster status success')
|
|
# 4.2 检查合并版本是否>=3
|
|
(desc, results) = query_cur.exec_query("""select cast(value as unsigned) value from __all_zone where zone='' and name='last_merged_version'""")
|
|
if results[0][0] < 2 :
|
|
raise MyError('global last_merged_version expected >= 2 actual = {0}'.format(results[0][0]))
|
|
logging.info('check global last_merged_version success')
|
|
|
|
# 5. 检查没有打开enable_separate_sys_clog
|
|
def check_disable_separate_sys_clog(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(1) from __all_sys_parameter where name like 'enable_separate_sys_clog'""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('enable_separate_sys_clog is true, unexpected')
|
|
logging.info('check separate_sys_clog success')
|
|
|
|
# 6. 检查配置宏块的data_seq
|
|
def check_macro_block_data_seq(query_cur):
|
|
query_cur.exec_sql("""set ob_query_timeout=1800000000""")
|
|
row_count = query_cur.exec_sql("""select * from __all_virtual_partition_sstable_macro_info where data_seq < 0 limit 1""")
|
|
if row_count != 0:
|
|
raise MyError('check_macro_block_data_seq failed, too old macro block needs full merge')
|
|
logging.info('check_macro_block_data_seq success')
|
|
|
|
# 8. 检查租户的resource_pool内存规格, 要求F类型unit最小内存大于5G，L类型unit最小内存大于2G.
|
|
def check_tenant_resource_pool(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select 1 from v$sysstat where name = 'is mini mode' and value = '1' and con_id = 1 limit 1""")
|
|
if len(results) > 0:
|
|
# mini部署的集群，租户规格可以很小，这里跳过检查
|
|
pass
|
|
else:
|
|
(desc, results) = query_cur.exec_query("""select count(*) from oceanbase.__all_resource_pool a, oceanbase.__all_unit_config b where a.unit_config_id = b.unit_config_id and b.unit_config_id != 100 and a.replica_type=0 and b.min_memory < 5368709120""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('{0} tenant resource pool unit config is less than 5G, please check'.format(results[0][0]))
|
|
(desc, results) = query_cur.exec_query("""select count(*) from oceanbase.__all_resource_pool a, oceanbase.__all_unit_config b where a.unit_config_id = b.unit_config_id and b.unit_config_id != 100 and a.replica_type=5 and b.min_memory < 2147483648""")
|
|
if results[0][0] > 0 :
|
|
raise MyError('{0} tenant logonly resource pool unit config is less than 2G, please check'.format(results[0][0]))
|
|
|
|
# 9. 检查是否有日志型副本分布在Full类型unit中
|
|
# 2020-12-31 根据外部使用L副本且L型unit功能不成熟的需求，将这个检查去掉.
|
|
|
|
# 10. 检查租户分区数是否超出内存限制
|
|
def check_tenant_part_num(query_cur):
|
|
# 统计每个租户在各个server上的分区数量
|
|
(desc, res_part_num) = query_cur.exec_query("""select svr_ip, svr_port, table_id >> 40 as tenant_id, count(*) as part_num from __all_virtual_clog_stat group by 1,2,3 order by 1,2,3""")
|
|
# 计算每个租户在每个server上的max_memory
|
|
(desc, res_unit_memory) = query_cur.exec_query("""select u.svr_ip, u.svr_port, t.tenant_id, uc.max_memory, p.replica_type from __all_unit u, __All_resource_pool p, __all_tenant t, __all_unit_config uc where p.resource_pool_id = u.resource_pool_id and t.tenant_id = p.tenant_id and p.unit_config_id = uc.unit_config_id""")
|
|
# 查询每个server的memstore_limit_percentage
|
|
(desc, res_svr_memstore_percent) = query_cur.exec_query("""select svr_ip, svr_port, name, value from __all_virtual_sys_parameter_stat where name = 'memstore_limit_percentage'""")
|
|
part_static_cost = 128 * 1024
|
|
part_dynamic_cost = 400 * 1024
|
|
# 考虑到升级过程中可能有建表的需求，因此预留512个分区
|
|
part_num_reserved = 512
|
|
for line in res_part_num:
|
|
svr_ip = line[0]
|
|
svr_port = line[1]
|
|
tenant_id = line[2]
|
|
part_num = line[3]
|
|
for uline in res_unit_memory:
|
|
uip = uline[0]
|
|
uport = uline[1]
|
|
utid = uline[2]
|
|
umem = uline[3]
|
|
utype = uline[4]
|
|
if svr_ip == uip and svr_port == uport and tenant_id == utid:
|
|
for mpline in res_svr_memstore_percent:
|
|
mpip = mpline[0]
|
|
mpport = mpline[1]
|
|
if mpip == uip and mpport == uport:
|
|
mspercent = int(mpline[3])
|
|
mem_limit = umem
|
|
if 0 == utype:
|
|
# full类型的unit需要为memstore预留内存
|
|
mem_limit = umem * (100 - mspercent) / 100
|
|
part_num_limit = mem_limit / (part_static_cost + part_dynamic_cost / 10);
|
|
if part_num_limit <= 1000:
|
|
part_num_limit = mem_limit / (part_static_cost + part_dynamic_cost)
|
|
if part_num >= (part_num_limit - part_num_reserved):
|
|
raise MyError('{0} {1} {2} exceed tenant partition num limit, please check'.format(line, uline, mpline))
|
|
break
|
|
logging.info('check tenant partition num success')
|
|
|
|
# 11. 检查存在租户partition，但是不存在unit的observer
|
|
def check_tenant_resource(query_cur):
|
|
(desc, res_unit) = query_cur.exec_query("""select tenant_id, svr_ip, svr_port from __all_virtual_partition_info where (tenant_id, svr_ip, svr_port) not in (select tenant_id, svr_ip, svr_port from __all_unit, __all_resource_pool where __all_unit.resource_pool_id = __all_resource_pool.resource_pool_id group by tenant_id, svr_ip, svr_port) group by tenant_id, svr_ip, svr_port""")
|
|
for line in res_unit:
|
|
raise MyError('{0} tenant unit not exist but partition exist'.format(line))
|
|
logging.info("check tenant resource success")
|
|
|
|
# 12. 检查系统表(__all_table_history)索引生效情况
|
|
def check_sys_index_status(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(*) as cnt from __all_table where data_table_id = 1099511627890 and table_id = 1099511637775 and index_type = 1 and index_status = 2""")
|
|
if len(results) != 1 or results[0][0] != 1:
|
|
raise MyError("""__all_table_history's index status not valid""")
|
|
logging.info("""check __all_table_history's index status success""")
|
|
|
|
# 14. 检查升级前是否有只读zone
|
|
def check_readonly_zone(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(*) from __all_zone where name='zone_type' and info='ReadOnly'""")
|
|
if results[0][0] != 0:
|
|
raise MyError("""check_readonly_zone failed, ob2.2 not support readonly_zone""")
|
|
logging.info("""check_readonly_zone success""")
|
|
|
|
# 16. 修改永久下线的时间，避免升级过程中缺副本
|
|
def modify_server_permanent_offline_time(cur):
|
|
set_parameter(cur, 'server_permanent_offline_time', '72h')
|
|
|
|
# 17. 修改安全删除副本时间
|
|
def modify_replica_safe_remove_time(cur):
|
|
set_parameter(cur, 'replica_safe_remove_time', '72h')
|
|
|
|
# 18. 检查progressive_merge_round都升到1
|
|
|
|
# 19. 从小于224的版本升级上来时，需要确认high_priority_net_thread_count配置项值为0 (224版本开始该值默认为1)
|
|
def check_high_priority_net_thread_count_before_224(query_cur):
|
|
# 获取最小版本
|
|
(desc, results) = query_cur.exec_query("""select distinct value from __all_virtual_sys_parameter_stat where name='min_observer_version'""")
|
|
if len(results) != 1:
|
|
raise MyError('distinct observer version exist')
|
|
elif cmp(results[0][0], "2.2.40") >= 0 :
|
|
# 最小版本大于等于2.2.40，忽略检查
|
|
logging.info('cluster version ({0}) is greate than or equal to 2.2.40, need not check high_priority_net_thread_count'.format(results[0][0]))
|
|
else:
|
|
# 低于224版本的需要确认配置项值为0
|
|
logging.info('cluster version is ({0}), need check high_priority_net_thread_count'.format(results[0][0]))
|
|
(desc, results) = query_cur.exec_query("""select count(*) from __all_sys_parameter where name like 'high_priority_net_thread_count' and value not like '0'""")
|
|
if results[0][0] > 0:
|
|
raise MyError('high_priority_net_thread_count is greater than 0, unexpected')
|
|
logging.info('check high_priority_net_thread_count finished')
|
|
|
|
# 20. 从小于226的版本升级上来时，要求不能有备库存在
|
|
def check_standby_cluster(query_cur):
|
|
# 获取最小版本
|
|
(desc, results) = query_cur.exec_query("""select distinct value from __all_virtual_sys_parameter_stat where name='min_observer_version'""")
|
|
if len(results) != 1:
|
|
raise MyError('distinct observer version exist')
|
|
elif cmp(results[0][0], "2.2.60") >= 0 :
|
|
# 最小版本大于等于2.2.60，忽略检查
|
|
logging.info('cluster version ({0}) is greate than or equal to 2.2.60, need not check standby cluster'.format(results[0][0]))
|
|
else:
|
|
logging.info('cluster version is ({0}), need check standby cluster'.format(results[0][0]))
|
|
(desc, results) = query_cur.exec_query("""select count(*) as cnt from __all_table where table_name = '__all_cluster'""")
|
|
if results[0][0] == 0:
|
|
logging.info('cluster ({0}) has no __all_cluster table, no standby cluster'.format(results[0][0]))
|
|
else:
|
|
(desc, results) = query_cur.exec_query("""select count(*) as cnt from __all_cluster""")
|
|
if results[0][0] > 1:
|
|
raise MyError("""multiple cluster exist in __all_cluster, maybe standby clusters added, not supported""")
|
|
logging.info('check standby cluster from __all_cluster success')
|
|
|
|
# 21. 3.0是barrier版本，要求列column_id修正的升级任务做完
|
|
def check_schema_split_v2_finish(query_cur):
|
|
# 获取最小版本
|
|
sql = """select cast(column_value as signed) as version from __all_core_table
|
|
where table_name='__all_global_stat' and column_name = 'split_schema_version_v2'"""
|
|
(desc, results) = query_cur.exec_query(sql)
|
|
if len(results) != 1 or len(results[0]) != 1:
|
|
raise MyError('row or column cnt not match')
|
|
elif results[0][0] < 0:
|
|
raise MyError('schema split v2 not finished yet')
|
|
else:
|
|
logging.info('check schema split v2 finish success')
|
|
|
|
|
|
|
|
# 23. 检查是否有异常租户(creating，延迟删除，恢复中)
|
|
def check_tenant_status(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(*) as count from __all_tenant where status != 'TENANT_STATUS_NORMAL'""")
|
|
if len(results) != 1 or len(results[0]) != 1:
|
|
raise MyError('results len not match')
|
|
elif 0 != results[0][0]:
|
|
raise MyError('has abnormal tenant, should stop')
|
|
else:
|
|
logging.info('check tenant status success')
|
|
|
|
# 24. 所有版本升级都要检查micro_block_merge_verify_level
|
|
def check_micro_block_verify_level(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(1) from __all_virtual_sys_parameter_stat where name='micro_block_merge_verify_level' and value < 2""")
|
|
if results[0][0] != 0:
|
|
raise MyError("""unexpected micro_block_merge_verify_level detected, upgrade is not allowed temporarily""")
|
|
logging.info('check micro_block_merge_verify_level success')
|
|
|
|
#25. 需要使用最大性能模式升级，227版本修改了模式切换相关的内部表
|
|
def check_cluster_protection_mode(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(*) from __all_core_table where table_name = '__all_cluster' and column_name = 'protection_mode'""");
|
|
if len(results) != 1:
|
|
raise MyError('failed to get protection mode')
|
|
elif results[0][0] == 0:
|
|
logging.info('no need to check protection mode')
|
|
else:
|
|
(desc, results) = query_cur.exec_query("""select column_value from __all_core_table where table_name = '__all_cluster' and column_name = 'protection_mode'""");
|
|
if len(results) != 1:
|
|
raise MyError('failed to get protection mode')
|
|
elif cmp(results[0][0], '0') != 0:
|
|
raise MyError('cluster not maximum performance protection mode before update not allowed, protecion_mode={0}'.format(results[0][0]))
|
|
else:
|
|
logging.info('cluster protection mode legal before update!')
|
|
|
|
# 27. 检查无恢复任务
|
|
def check_restore_job_exist(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select count(1) from __all_restore_job""")
|
|
if len(results) != 1 or len(results[0]) != 1:
|
|
raise MyError('failed to restore job cnt')
|
|
elif results[0][0] != 0:
|
|
raise MyError("""still has restore job, upgrade is not allowed temporarily""")
|
|
logging.info('check restore job success')
|
|
|
|
# 28. 检查系统租户系统表leader是否打散
|
|
def check_sys_table_leader(query_cur):
|
|
(desc, results) = query_cur.exec_query("""select svr_ip, svr_port from oceanbase.__all_virtual_core_meta_table where role = 1""")
|
|
if len(results) != 1 or len(results[0]) != 2:
|
|
raise MyError('failed to rs leader')
|
|
else:
|
|
svr_ip = results[0][0]
|
|
svr_port = results[0][1]
|
|
# check __all_root_table's leader
|
|
(desc, results) = query_cur.exec_query("""select count(1) from oceanbase.__all_virtual_core_root_table
|
|
where role = 1 and svr_ip = '{0}' and svr_port = '{1}'""".format(svr_ip, svr_port))
|
|
if len(results) != 1 or len(results[0]) != 1:
|
|
raise MyError('failed to __all_root_table leader')
|
|
elif results[0][0] != 1:
|
|
raise MyError("""__all_root_table should be {0}:{1}""".format(svr_ip, svr_port))
|
|
|
|
# check sys tables' leader
|
|
(desc, results) = query_cur.exec_query("""select count(1) from oceanbase.__all_virtual_core_root_table
|
|
where tenant_id = 1 and role = 1 and (svr_ip != '{0}' or svr_port != '{1}')""" .format(svr_ip, svr_port))
|
|
if len(results) != 1 or len(results[0]) != 1:
|
|
raise MyError('failed to __all_root_table leader')
|
|
elif results[0][0] != 0:
|
|
raise MyError("""sys tables'leader should be {0}:{1}""".format(svr_ip, svr_port))
|
|
|
|
# 29. 检查版本号设置inner sql不走px.
|
|
def check_and_modify_px_query(query_cur, cur):
|
|
(desc, results) = query_cur.exec_query("""select distinct value from oceanbase.__all_virtual_sys_parameter_stat where name = 'min_observer_version'""")
|
|
if (len(results) != 1) :
|
|
raise MyError('distinct observer version not exist')
|
|
elif cmp(results[0][0], "3.1.1") == 0 or cmp(results[0][0], "3.1.0") == 0:
|
|
if cmp(results[0][0], "3.1.1") == 0:
|
|
cur.execute("alter system set _ob_enable_px_for_inner_sql = false")
|
|
(desc, results) = query_cur.exec_query("""select cluster_role from oceanbase.v$ob_cluster""")
|
|
if (len(results) != 1) :
|
|
raise MyError('cluster role results is not valid')
|
|
elif (cmp(results[0][0], "PRIMARY") == 0):
|
|
tenant_id_list = []
|
|
(desc, results) = query_cur.exec_query("""select distinct tenant_id from oceanbase.__all_tenant order by tenant_id desc""")
|
|
for r in results:
|
|
tenant_id_list.append(r[0])
|
|
for tenant_id in tenant_id_list:
|
|
cur.execute("alter system change tenant tenant_id = {0}".format(tenant_id))
|
|
sql = """set global _ob_use_parallel_execution = false"""
|
|
logging.info("tenant_id : %d , %s", tenant_id, sql)
|
|
cur.execute(sql)
|
|
elif (cmp(results[0][0], "PHYSICAL STANDBY") == 0):
|
|
sql = """set global _ob_use_parallel_execution = false"""
|
|
cur.execute(sql)
|
|
logging.info("execute sql in standby: %s", sql)
|
|
cur.execute("alter system change tenant tenant_id = 1")
|
|
time.sleep(5)
|
|
cur.execute("alter system flush plan cache global")
|
|
logging.info("execute: alter system flush plan cache global")
|
|
else:
|
|
logging.info('cluster version is not equal 3.1.1, skip px operate'.format(results[0][0]))
|
|
|
|
# 30. check duplicate index name in mysql
|
|
def check_duplicate_index_name_in_mysql(query_cur, cur):
|
|
(desc, results) = query_cur.exec_query(
|
|
"""
|
|
select /*+ OB_QUERY_TIMEOUT(100000000) */
|
|
a.database_id, a.data_table_id, lower(substr(table_name, length(substring_index(a.table_name, "_", 4)) + 2)) as index_name
|
|
from oceanbase.__all_virtual_table as a join oceanbase.__all_tenant as b on a.tenant_id = b.tenant_id
|
|
where a.table_type = 5 and b.compatibility_mode = 0 and lower(table_name) like "__idx%" group by 1,2,3 having count(*) > 1
|
|
""")
|
|
if (len(results) != 0) :
|
|
raise MyError("Duplicate index name exist in mysql tenant")
|
|
|
|
# 31. check the _max_trx_size
|
|
def check_max_trx_size_config(query_cur, cur):
|
|
set_parameter(cur, '_max_trx_size', '100G')
|
|
logging.info('set _max_trx_size to default value 100G')
|
|
|
|
# 开始升级前的检查
|
|
def do_check(my_host, my_port, my_user, my_passwd, upgrade_params):
|
|
try:
|
|
conn = mysql.connector.connect(user = my_user,
|
|
password = my_passwd,
|
|
host = my_host,
|
|
port = my_port,
|
|
database = 'oceanbase',
|
|
raise_on_warnings = True)
|
|
conn.autocommit = True
|
|
cur = conn.cursor(buffered=True)
|
|
try:
|
|
query_cur = Cursor(cur)
|
|
check_observer_version(query_cur, upgrade_params)
|
|
check_paxos_replica(query_cur)
|
|
check_rebalance_task(query_cur)
|
|
check_cluster_status(query_cur)
|
|
check_disable_separate_sys_clog(query_cur)
|
|
check_macro_block_data_seq(query_cur)
|
|
check_tenant_resource_pool(query_cur)
|
|
check_tenant_status(query_cur)
|
|
check_tenant_part_num(query_cur)
|
|
check_tenant_resource(query_cur)
|
|
check_readonly_zone(query_cur)
|
|
modify_server_permanent_offline_time(cur)
|
|
modify_replica_safe_remove_time(cur)
|
|
check_high_priority_net_thread_count_before_224(query_cur)
|
|
check_standby_cluster(query_cur)
|
|
check_schema_split_v2_finish(query_cur)
|
|
check_micro_block_verify_level(query_cur)
|
|
check_restore_job_exist(query_cur)
|
|
check_sys_table_leader(query_cur)
|
|
check_and_modify_px_query(query_cur, cur)
|
|
check_duplicate_index_name_in_mysql(query_cur, cur)
|
|
check_max_trx_size_config(query_cur, cur)
|
|
except Exception, e:
|
|
logging.exception('run error')
|
|
raise e
|
|
finally:
|
|
cur.close()
|
|
conn.close()
|
|
except mysql.connector.Error, e:
|
|
logging.exception('connection error')
|
|
raise e
|
|
except Exception, e:
|
|
logging.exception('normal error')
|
|
raise e
|
|
|
|
if __name__ == '__main__':
|
|
upgrade_params = UpgradeParams()
|
|
change_opt_defult_value('log-file', upgrade_params.log_filename)
|
|
parse_options(sys.argv[1:])
|
|
if not has_no_local_opts():
|
|
deal_with_local_opts()
|
|
else:
|
|
check_db_client_opts()
|
|
log_filename = get_opt_log_file()
|
|
upgrade_params.log_filename = log_filename
|
|
# 日志配置放在这里是为了前面的操作不要覆盖掉日志文件
|
|
config_logging_module(upgrade_params.log_filename)
|
|
try:
|
|
host = get_opt_host()
|
|
port = int(get_opt_port())
|
|
user = get_opt_user()
|
|
password = get_opt_password()
|
|
logging.info('parameters from cmd: host=\"%s\", port=%s, user=\"%s\", password=\"%s\", log-file=\"%s\"',\
|
|
host, port, user, password, log_filename)
|
|
do_check(host, port, user, password, upgrade_params)
|
|
except mysql.connector.Error, e:
|
|
logging.exception('mysql connctor error')
|
|
raise e
|
|
except Exception, e:
|
|
logging.exception('normal error')
|
|
raise e
|