[FEAT MERGE] New upgrade framework for 4.x
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@ -11,7 +11,9 @@ import config
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import opts
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import run_modules
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import actions
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import special_upgrade_action_post
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import upgrade_health_checker
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import tenant_upgrade_action
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import upgrade_post_checker
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# 由于用了/*+read_consistency(WEAK) */来查询,因此升级期间不能允许创建或删除租户
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@ -37,43 +39,6 @@ def config_logging_module(log_filenamme):
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# 将定义好的stdout_handler日志handler添加到root logger
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logging.getLogger('').addHandler(stdout_handler)
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def dump_sql_to_file(dump_filename, tenant_id_list):
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normal_ddls_str = normal_ddl_actions_post.get_normal_ddl_actions_sqls_str()
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normal_dmls_str = normal_dml_actions_post.get_normal_dml_actions_sqls_str()
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each_tenant_dmls_str = each_tenant_dml_actions_post.get_each_tenant_dml_actions_sqls_str(tenant_id_list)
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dump_file = open(dump_filename, 'w')
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dump_file.write('# 以下是upgrade_post.py脚本中的步骤\n')
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dump_file.write('# 仅供upgrade_post.py脚本运行失败需要人肉的时候参考\n')
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dump_file.write('\n\n')
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dump_file.write('# normal ddl\n')
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dump_file.write(normal_ddls_str + '\n')
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dump_file.write('\n\n')
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dump_file.write('# normal dml\n')
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dump_file.write(normal_dmls_str + '\n')
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dump_file.write('\n\n')
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dump_file.write('# each tenant dml\n')
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dump_file.write(each_tenant_dmls_str + '\n')
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dump_file.write('\n\n')
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dump_file.write('# do special upgrade actions\n')
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dump_file.write('# please run ./upgrade_post.py -h [host] -P [port] -u [user] -p [password] -m special_action\n')
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dump_file.write('\n\n')
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dump_file.close()
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def check_before_upgrade(query_cur, upgrade_params):
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check_server_version(query_cur)
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return
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# 混部阶段执行POST脚本,会导致租户级系统表创建可能多数派处于旧binary而被GC,
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# 需要规避OCP升级流程异常导致的混部阶段执行POST脚本的问题
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def check_server_version(query_cur):
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sql = """select distinct(substring_index(build_version, '_', 1)) from __all_server""";
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(desc, results) = query_cur.exec_query(sql);
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if len(results) != 1:
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raise MyError("servers build_version not match")
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else:
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logging.info("check server version success")
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def print_stats():
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logging.info('==================================================================================')
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logging.info('============================== STATISTICS BEGIN ==================================')
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@ -84,7 +49,7 @@ def print_stats():
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logging.info('=============================== STATISTICS END ===================================')
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logging.info('==================================================================================')
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def do_upgrade(my_host, my_port, my_user, my_passwd, my_module_set, upgrade_params):
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def do_upgrade(my_host, my_port, my_user, my_passwd, timeout, my_module_set, upgrade_params):
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try:
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conn = mysql.connector.connect(user = my_user,
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password = my_passwd,
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@ -95,8 +60,7 @@ def do_upgrade(my_host, my_port, my_user, my_passwd, my_module_set, upgrade_para
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cur = conn.cursor(buffered=True)
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try:
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query_cur = actions.QueryCursor(cur)
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# 开始升级前的检查
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check_before_upgrade(query_cur, upgrade_params)
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actions.check_server_version_by_cluster(cur)
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# 获取租户id列表
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tenant_id_list = actions.fetch_tenant_ids(query_cur)
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if len(tenant_id_list) <= 0:
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@ -104,13 +68,45 @@ def do_upgrade(my_host, my_port, my_user, my_passwd, my_module_set, upgrade_para
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raise MyError('no tenant id')
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logging.info('there has %s distinct tenant ids: [%s]', len(tenant_id_list), ','.join(str(tenant_id) for tenant_id in tenant_id_list))
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conn.commit()
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if run_modules.MODULE_SPECIAL_ACTION in my_module_set:
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logging.info('================begin to run special action===============')
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if run_modules.MODULE_HEALTH_CHECK in my_module_set:
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logging.info('================begin to run health check action ===============')
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upgrade_health_checker.do_check(my_host, my_port, my_user, my_passwd, upgrade_params, timeout)
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logging.info('================succeed to run health check action ===============')
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if run_modules.MODULE_END_ROLLING_UPGRADE in my_module_set:
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logging.info('================begin to run end rolling upgrade action ===============')
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conn.autocommit = True
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special_upgrade_action_post.do_special_upgrade(conn, cur, tenant_id_list, my_user, my_passwd)
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actions.do_end_rolling_upgrade(cur, timeout)
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conn.autocommit = False
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actions.refresh_commit_sql_list()
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logging.info('================succeed to commit special action===============')
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logging.info('================succeed to run end rolling upgrade action ===============')
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if run_modules.MODULE_TENANT_UPRADE in my_module_set:
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logging.info('================begin to run tenant upgrade action ===============')
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conn.autocommit = True
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tenant_upgrade_action.do_upgrade(conn, cur, tenant_id_list, timeout, my_user, my_passwd)
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conn.autocommit = False
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actions.refresh_commit_sql_list()
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logging.info('================succeed to run tenant upgrade action ===============')
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if run_modules.MODULE_END_UPRADE in my_module_set:
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logging.info('================begin to run end upgrade action ===============')
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conn.autocommit = True
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actions.do_end_upgrade(cur, timeout)
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conn.autocommit = False
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actions.refresh_commit_sql_list()
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logging.info('================succeed to run end upgrade action ===============')
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if run_modules.MODULE_POST_CHECK in my_module_set:
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logging.info('================begin to run post check action ===============')
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conn.autocommit = True
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actions.do_end_upgrade(cur, timeout)
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upgrade_post_checker.do_check(conn, cur, query_cur, timeout)
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conn.autocommit = False
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actions.refresh_commit_sql_list()
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logging.info('================succeed to run post check action ===============')
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except Exception, e:
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logging.exception('run error')
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raise e
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@ -118,7 +114,7 @@ def do_upgrade(my_host, my_port, my_user, my_passwd, my_module_set, upgrade_para
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# 打印统计信息
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print_stats()
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# 将回滚sql写到文件中
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actions.dump_rollback_sql_to_file(upgrade_params.rollback_sql_filename)
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# actions.dump_rollback_sql_to_file(upgrade_params.rollback_sql_filename)
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cur.close()
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conn.close()
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except mysql.connector.Error, e:
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@ -133,7 +129,7 @@ def do_upgrade_by_argv(argv):
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opts.change_opt_defult_value('log-file', upgrade_params.log_filename)
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opts.parse_options(argv)
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if not opts.has_no_local_opts():
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opts.deal_with_local_opts()
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opts.deal_with_local_opts('upgrade_post')
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else:
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opts.check_db_client_opts()
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log_filename = opts.get_opt_log_file()
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@ -145,6 +141,7 @@ def do_upgrade_by_argv(argv):
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port = int(opts.get_opt_port())
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user = opts.get_opt_user()
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password = opts.get_opt_password()
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timeout = int(opts.get_opt_timeout())
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cmd_module_str = opts.get_opt_module()
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module_set = set([])
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all_module_set = run_modules.get_all_module_set()
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@ -156,9 +153,9 @@ def do_upgrade_by_argv(argv):
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module_set.add(cmd_module)
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else:
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raise MyError('invalid module: {0}'.format(cmd_module))
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logging.info('parameters from cmd: host=\"%s\", port=%s, user=\"%s\", password=\"%s\", module=\"%s\", log-file=\"%s\"',\
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host, port, user, password, module_set, log_filename)
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do_upgrade(host, port, user, password, module_set, upgrade_params)
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logging.info('parameters from cmd: host=\"%s\", port=%s, user=\"%s\", password=\"%s\", timeout=\"%s\", module=\"%s\", log-file=\"%s\"',\
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host, port, user, password, timeout, module_set, log_filename)
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do_upgrade(host, port, user, password, timeout, module_set, upgrade_params)
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except mysql.connector.Error, e:
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logging.exception('mysql connctor error')
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logging.exception('run error, maybe you can reference ' + upgrade_params.rollback_sql_filename + ' to rollback it')
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