76 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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from my_error import MyError
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import time
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import mysql.connector
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from mysql.connector import errorcode
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import logging
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import re
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import string
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from random import Random
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from actions import DMLCursor
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from actions import QueryCursor
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import binascii
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import my_utils
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import actions
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import sys
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#def modify_schema_history(conn, cur, tenant_ids):
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#  try:
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#    conn.autocommit = True
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#
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#    # disable ddl
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#    ori_enable_ddl = actions.get_ori_enable_ddl(cur)
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#    if ori_enable_ddl == 1:
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#      actions.set_parameter(cur, 'enable_ddl', 'False')
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#    log('tenant_ids: {0}'.format(tenant_ids))
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#    for tenant_id in tenant_ids:
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#      sql = """alter system change tenant tenant_id = {0}""".format(tenant_id)
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#      log(sql)
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#      cur.execute(sql)
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#    #####implement#####
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#
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#    # 还原默认 tenant
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#    sys_tenant_id = 1
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#    sql = """alter system change tenant tenant_id = {0}""".format(sys_tenant_id)
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#    log(sql)
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#    cur.execute(sql)
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#
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#    # enable ddl
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#    if ori_enable_ddl == 1:
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#      actions.set_parameter(cur, 'enable_ddl', 'True')
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#  except Exception, e:
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#    logging.warn("exec modify trigger failed")
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#    raise e
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#  logging.info('exec modify trigger finish')
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# 主库需要执行的升级动作
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def do_special_upgrade(conn, cur, tenant_id_list, user, passwd):
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  # special upgrade action
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#升级语句对应的action要写在下面的actions begin和actions end这两行之间,
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#因为基准版本更新的时候会调用reset_upgrade_scripts.py来清空actions begin和actions end
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#这两行之间的这些代码,如果不写在这两行之间的话会导致清空不掉相应的代码。
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# 主库升级流程没加滚动升级步骤,或混部阶段DDL测试有相关case覆盖前,混部开始禁DDL
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  actions.set_parameter(cur, 'enable_ddl', 'False')
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####========******####======== actions begin ========####******========####
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  return
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####========******####========= actions end =========####******========####
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def query(cur, sql):
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  log(sql)
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  cur.execute(sql)
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  results = cur.fetchall()
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  return results
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def log(msg):
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  logging.info(msg)
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def get_oracle_tenant_ids(cur):
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  return [_[0] for _ in query(cur, 'select tenant_id from oceanbase.__all_tenant where compatibility_mode = 1')]
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def get_tenant_ids(cur):
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  return [_[0] for _ in query(cur, 'select tenant_id from oceanbase.__all_tenant')]
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