546 lines
21 KiB
Python
Executable File
546 lines
21 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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from actions import check_current_cluster_is_primary
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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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def do_special_upgrade_in_standy_cluster(standby_cluster_infos, user, passwd):
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try:
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for standby_cluster_info in standby_cluster_infos:
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logging.info("do_special_upgrade_in_standy_cluster: cluster_id = {0}, ip = {1}, port = {2}"
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.format(standby_cluster_info['cluster_id'],
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standby_cluster_info['ip'],
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standby_cluster_info['port']))
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logging.info("create connection : cluster_id = {0}, ip = {1}, port = {2}"
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.format(standby_cluster_info['cluster_id'],
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standby_cluster_info['ip'],
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standby_cluster_info['port']))
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conn = mysql.connector.connect(user = standby_cluster_info['user'],
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password = standby_cluster_info['pwd'],
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host = standby_cluster_info['ip'],
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port = standby_cluster_info['port'],
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database = 'oceanbase',
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raise_on_warnings = True)
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cur = conn.cursor(buffered=True)
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conn.autocommit = True
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query_cur = QueryCursor(cur)
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is_primary = check_current_cluster_is_primary(query_cur)
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if is_primary:
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logging.exception("""primary cluster changed : cluster_id = {0}, ip = {1}, port = {2}"""
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.format(standby_cluster_info['cluster_id'],
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standby_cluster_info['ip'],
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standby_cluster_info['port']))
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raise e
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## process
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do_special_upgrade_for_standby_cluster(conn, cur, user, passwd)
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cur.close()
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conn.close()
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except Exception, e:
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logging.exception("""do_special_upgrade_for_standby_cluster failed""")
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raise e
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# 备库需要执行的升级动作，且备库仅系统租户可写
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def do_special_upgrade_for_standby_cluster(conn, cur, user, passwd):
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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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tenant_id_list = [1]
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####========******####======== actions begin ========####******========####
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return
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####========******####========= actions end =========####******========####
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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 do_add_recovery_status_to_all_zone(conn, cur):
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try:
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logging.info('add recovery status row to __all_zone for each zone')
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zones = [];
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recovery_status = [];
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# pre-check, may skip
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check_updated_sql = "select * from oceanbase.__all_zone where zone !='' AND name='recovery_status'"
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cur.execute(check_updated_sql)
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recovery_status = cur.fetchall()
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if 0 < len(recovery_status):
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logging.info('[recovery_status] row already exists, no need to add')
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# get zones
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if 0 >= len(recovery_status):
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all_zone_sql = "select distinct(zone) zone from oceanbase.__all_zone where zone !=''"
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cur.execute(all_zone_sql)
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zone_results = cur.fetchall()
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for r in zone_results:
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zones.append("('" + r[0] + "', 'recovery_status', 0, 'NORMAL')")
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# add rows
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if 0 < len(zones):
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upgrade_sql = "insert into oceanbase.__all_zone(zone, name, value, info) values " + ','.join(zones)
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logging.info(upgrade_sql)
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cur.execute(upgrade_sql)
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conn.commit()
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# check result
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if 0 < len(zones):
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cur.execute(check_updated_sql)
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check_results = cur.fetchall()
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if len(check_results) != len(zones):
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raise MyError('fail insert [recovery_status] row into __all_zone')
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except Exception, e:
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logging.exception('do_add_recovery_status_to_all_zone error')
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raise e
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def modify_trigger(conn, cur, tenant_ids):
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try:
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conn.autocommit = True
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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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trigger_sql = """
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update __all_tenant_trigger
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set
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package_spec_source = replace(
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package_spec_source,
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'FUNCTION UPDATING(column VARCHAR2 := NULL) RETURN BOOL\;',
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'FUNCTION UPDATING(column_name VARCHAR2 := NULL) RETURN BOOL\;'
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),
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package_body_source = replace(replace(
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package_body_source,
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'
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PROCEDURE init_trigger(update_columns IN STRINGARRAY) IS
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BEGIN
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NULL\;
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END\;
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',
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'
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PROCEDURE init_trigger(update_columns IN STRINGARRAY) IS
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BEGIN
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update_columns_ := STRINGARRAY()\;
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update_columns_.EXTEND(update_columns.COUNT)\;
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FOR i IN 1 .. update_columns.COUNT LOOP
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update_columns_(i) := update_columns(i)\;
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END LOOP\;
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END\;
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'),
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'
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FUNCTION UPDATING(column VARCHAR2 := NULL) RETURN BOOL IS
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BEGIN
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RETURN (dml_event_ = 4)\;
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END\;
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',
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'
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FUNCTION UPDATING(column_name VARCHAR2 := NULL) RETURN BOOL IS
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is_updating BOOL\;
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BEGIN
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is_updating := (dml_event_ = 4)\;
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IF (is_updating AND column_name IS NOT NULL) THEN
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is_updating := FALSE\;
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FOR i IN 1 .. update_columns_.COUNT LOOP
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IF (UPPER(update_columns_(i)) = UPPER(column_name)) THEN is_updating := TRUE\; EXIT\; END IF\;
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END LOOP\;
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END IF\;
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RETURN is_updating\;
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END\;
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'); """
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log(trigger_sql)
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cur.execute(trigger_sql)
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log("update rows = " + str(cur.rowcount))
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trigger_history_sql = """
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update __all_tenant_trigger_history
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set
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package_spec_source = replace(
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package_spec_source,
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'FUNCTION UPDATING(column VARCHAR2 := NULL) RETURN BOOL\;',
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'FUNCTION UPDATING(column_name VARCHAR2 := NULL) RETURN BOOL\;'
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),
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package_body_source = replace(replace(
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package_body_source,
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'
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PROCEDURE init_trigger(update_columns IN STRINGARRAY) IS
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BEGIN
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NULL\;
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END\;
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',
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'
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PROCEDURE init_trigger(update_columns IN STRINGARRAY) IS
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BEGIN
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update_columns_ := STRINGARRAY()\;
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update_columns_.EXTEND(update_columns.COUNT)\;
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FOR i IN 1 .. update_columns.COUNT LOOP
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update_columns_(i) := update_columns(i)\;
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END LOOP\;
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END\;
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'),
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'
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FUNCTION UPDATING(column VARCHAR2 := NULL) RETURN BOOL IS
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BEGIN
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RETURN (dml_event_ = 4)\;
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END\;
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',
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'
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FUNCTION UPDATING(column_name VARCHAR2 := NULL) RETURN BOOL IS
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is_updating BOOL\;
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BEGIN
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is_updating := (dml_event_ = 4)\;
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IF (is_updating AND column_name IS NOT NULL) THEN
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is_updating := FALSE\;
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FOR i IN 1 .. update_columns_.COUNT LOOP
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IF (UPPER(update_columns_(i)) = UPPER(column_name)) THEN is_updating := TRUE\; EXIT\; END IF\;
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END LOOP\;
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END IF\;
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RETURN is_updating\;
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END\;
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')
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where is_deleted = 0; """
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log(trigger_history_sql)
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cur.execute(trigger_history_sql)
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log("update rows = " + str(cur.rowcount))
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#####implement end#####
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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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# 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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def fill_priv_file_column_for_all_user(conn, cur):
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try:
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conn.autocommit = True
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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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tenant_ids = get_tenant_ids(cur)
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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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tenant_id_in_sql = 0
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if 1 == tenant_id:
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tenant_id_in_sql = 1
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begin_user_id = 0
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begin_schema_version = 0
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fetch_num = 1000
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while (True):
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query_limit = """
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where tenant_id = {0} and (user_id, schema_version) > ({1}, {2})
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order by tenant_id, user_id, schema_version
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limit {3}""".format(tenant_id_in_sql, begin_user_id, begin_schema_version, fetch_num)
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sql = """select /*+ QUERY_TIMEOUT(1500000000) */ user_id, schema_version
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from oceanbase.__all_user_history""" + query_limit
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log(sql)
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result_rows = query(cur, sql)
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log("select rows = " + str(cur.rowcount))
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if len(result_rows) <= 0:
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break
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else:
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last_schema_version = result_rows[-1][1]
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last_user_id = result_rows[-1][0]
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condition = """
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where priv_alter = 1 and priv_create = 1 and priv_create_user = 1 and priv_delete = 1
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and priv_drop = 1 and priv_insert = 1 and priv_update = 1 and priv_select = 1
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and priv_index = 1 and priv_create_view = 1 and priv_show_view = 1 and priv_show_db = 1
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and priv_super = 1 and priv_create_synonym = 1
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and tenant_id = {0} and (user_id, schema_version) > ({1}, {2})
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and (user_id, schema_version) <= ({3}, {4})
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""".format(tenant_id_in_sql, begin_user_id, begin_schema_version, last_user_id, last_schema_version)
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sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_user_history
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set priv_file = 1""" + condition
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log(sql)
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cur.execute(sql)
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log("update rows = " + str(cur.rowcount))
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condition = """
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where priv_super = 1 and tenant_id = {0} and (user_id, schema_version) > ({1}, {2})
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and (user_id, schema_version) <= ({3}, {4})
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""".format(tenant_id_in_sql, begin_user_id, begin_schema_version, last_user_id, last_schema_version)
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sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_user_history
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set priv_alter_tenant = 1,
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priv_alter_system = 1,
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priv_create_resource_unit = 1,
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priv_create_resource_pool = 1 """ + condition
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log(sql)
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cur.execute(sql)
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begin_schema_version = last_schema_version
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begin_user_id = last_user_id
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begin_user_id = 0
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while (True):
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query_limit = """
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where tenant_id = {0} and user_id > {1}
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order by tenant_id, user_id
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limit {2}""".format(tenant_id_in_sql, begin_user_id, fetch_num)
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sql = """select /*+ QUERY_TIMEOUT(1500000000) */ user_id
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from oceanbase.__all_user""" + query_limit
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log(sql)
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result_rows = query(cur, sql)
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log("select rows = " + str(cur.rowcount))
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if len(result_rows) <= 0:
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break
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else:
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end_user_id = result_rows[-1][0]
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condition = """
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where priv_alter = 1 and priv_create = 1 and priv_create_user = 1 and priv_delete = 1
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and priv_drop = 1 and priv_insert = 1 and priv_update = 1 and priv_select = 1
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and priv_index = 1 and priv_create_view = 1 and priv_show_view = 1 and priv_show_db = 1
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and priv_super = 1 and priv_create_synonym = 1
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and tenant_id = {0} and user_id > {1} and user_id <= {2}
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""".format(tenant_id_in_sql, begin_user_id, end_user_id)
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sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_user
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set priv_file = 1 """ + condition
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log(sql)
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cur.execute(sql)
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log("update rows = " + str(cur.rowcount))
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condition = """
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where priv_super = 1
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and tenant_id = {0} and user_id > {1} and user_id <= {2}
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""".format(tenant_id_in_sql, begin_user_id, end_user_id)
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sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_user
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set priv_alter_tenant = 1,
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priv_alter_system = 1,
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priv_create_resource_unit = 1,
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priv_create_resource_pool = 1 """ + condition
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log(sql)
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cur.execute(sql)
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begin_user_id = end_user_id
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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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# 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 fill priv_file to all_user failed")
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raise e
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logging.info('exec fill priv_file to all_user finish')
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def insert_split_schema_version_v2(conn, cur, user, pwd):
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try:
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query_cur = actions.QueryCursor(cur)
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is_primary = actions.check_current_cluster_is_primary(query_cur)
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if not is_primary:
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logging.warn("should run in primary cluster")
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raise e
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# primary cluster
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dml_cur = actions.DMLCursor(cur)
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sql = """replace into __all_core_table(table_name, row_id, column_name, column_value)
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values ('__all_global_stat', 1, 'split_schema_version_v2', '-1');"""
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rowcount = dml_cur.exec_update(sql)
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if rowcount <= 0:
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logging.warn("invalid rowcount : {0}".format(rowcount))
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raise e
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# standby cluster
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standby_cluster_list = actions.fetch_standby_cluster_infos(conn, query_cur, user, pwd)
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for standby_cluster in standby_cluster_list:
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# connect
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logging.info("create connection : cluster_id = {0}, ip = {1}, port = {2}"
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.format(standby_cluster['cluster_id'],
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standby_cluster['ip'],
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standby_cluster['port']))
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tmp_conn = mysql.connector.connect(user = standby_cluster['user'],
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password = standby_cluster['pwd'],
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host = standby_cluster['ip'],
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port = standby_cluster['port'],
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database = 'oceanbase')
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tmp_cur = tmp_conn.cursor(buffered=True)
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tmp_conn.autocommit = True
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tmp_query_cur = actions.QueryCursor(tmp_cur)
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# check if stanby cluster
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is_primary = actions.check_current_cluster_is_primary(tmp_query_cur)
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if is_primary:
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logging.exception("""primary cluster changed : cluster_id = {0}, ip = {1}, port = {2}"""
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.format(standby_cluster['cluster_id'],
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standby_cluster['ip'],
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standby_cluster['port']))
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raise e
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# replace
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tmp_dml_cur = actions.DMLCursor(tmp_cur)
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sql = """replace into __all_core_table(table_name, row_id, column_name, column_value)
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values ('__all_global_stat', 1, 'split_schema_version_v2', '-1');"""
|
|
rowcount = tmp_dml_cur.exec_update(sql)
|
|
if rowcount <= 0:
|
|
logging.warn("invalid rowcount : {0}".format(rowcount))
|
|
raise e
|
|
# close
|
|
tmp_cur.close()
|
|
tmp_conn.close()
|
|
except Exception, e:
|
|
logging.warn("init split_schema_version_v2 failed")
|
|
raise e
|
|
|
|
def query(cur, sql):
|
|
log(sql)
|
|
cur.execute(sql)
|
|
results = cur.fetchall()
|
|
return results
|
|
|
|
def log(msg):
|
|
logging.info(msg)
|
|
|
|
def get_oracle_tenant_ids(cur):
|
|
return [_[0] for _ in query(cur, 'select tenant_id from oceanbase.__all_tenant where compatibility_mode = 1')]
|
|
|
|
def get_tenant_ids(cur):
|
|
return [_[0] for _ in query(cur, 'select tenant_id from oceanbase.__all_tenant')]
|
|
|
|
# 修正升级上来的旧外键在 __all_foreign_key_column 和 __all_foreign_key_column_history 中 position 列的数据
|
|
def modify_foreign_key_column_position_info(conn, cur):
|
|
try:
|
|
conn.autocommit = True
|
|
# disable ddl
|
|
ori_enable_ddl = actions.get_ori_enable_ddl(cur)
|
|
if ori_enable_ddl == 1:
|
|
actions.set_parameter(cur, 'enable_ddl', 'False')
|
|
tenant_ids = get_tenant_ids(cur)
|
|
log('tenant_ids: {0}'.format(tenant_ids))
|
|
for tenant_id in tenant_ids:
|
|
sql = """alter system change tenant tenant_id = {0}""".format(tenant_id)
|
|
log(sql)
|
|
cur.execute(sql)
|
|
tenant_id_in_sql = 0
|
|
if 1 == tenant_id:
|
|
tenant_id_in_sql = 1
|
|
# 查出租户下所有未被删除的外键
|
|
sql = """select /*+ QUERY_TIMEOUT(1500000000) */ foreign_key_id from oceanbase.__all_foreign_key where tenant_id = {0}""".format(tenant_id_in_sql)
|
|
log(sql)
|
|
foreign_key_id_rows = query(cur, sql)
|
|
fk_num = len(foreign_key_id_rows)
|
|
cnt = 0
|
|
# 遍历每个外键，检查 oceanbase.__all_foreign_key_column 中记录的 position 信息是否为 0，如果为 0，需要更新为正确的值
|
|
while cnt < fk_num:
|
|
foreign_key_id = foreign_key_id_rows[cnt][0]
|
|
sql = """select /*+ QUERY_TIMEOUT(1500000000) */ child_column_id, parent_column_id from oceanbase.__all_foreign_key_column where foreign_key_id = {0} and position = 0 and tenant_id = {1} order by gmt_create asc""".format(foreign_key_id, tenant_id_in_sql)
|
|
log(sql)
|
|
need_update_rows = query(cur, sql)
|
|
fk_col_num = len(need_update_rows)
|
|
if fk_col_num > 0:
|
|
position = 1
|
|
# 遍历特定外键里的每个 position 信息为 0 的列
|
|
while position <= fk_col_num:
|
|
child_column_id = need_update_rows[position - 1][0]
|
|
parent_column_id = need_update_rows[position - 1][1]
|
|
# 在 oceanbase.__all_foreign_key_column_history 里面更新 position 的值
|
|
sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_foreign_key_column_history set position = {0} where foreign_key_id = {1} and child_column_id = {2} and parent_column_id = {3} and tenant_id = {4}""".format(position, foreign_key_id, child_column_id, parent_column_id, tenant_id_in_sql)
|
|
log(sql)
|
|
cur.execute(sql)
|
|
if cur.rowcount == 0:
|
|
logging.warn("affected rows is 0 when update oceanbase.__all_foreign_key_column_history")
|
|
raise e
|
|
# 在 oceanbase.__all_foreign_key_column 里面更新 position 的值
|
|
sql = """update /*+ QUERY_TIMEOUT(150000000) */ oceanbase.__all_foreign_key_column set position = {0} where foreign_key_id = {1} and child_column_id = {2} and parent_column_id = {3} and tenant_id = {4}""".format(position, foreign_key_id, child_column_id, parent_column_id, tenant_id_in_sql)
|
|
log(sql)
|
|
cur.execute(sql)
|
|
if cur.rowcount != 1:
|
|
logging.warn("affected rows is not 1 when update oceanbase.__all_foreign_key_column")
|
|
raise e
|
|
position = position + 1
|
|
cnt = cnt + 1
|
|
# 还原默认 tenant
|
|
sys_tenant_id = 1
|
|
sql = """alter system change tenant tenant_id = {0}""".format(sys_tenant_id)
|
|
log(sql)
|
|
cur.execute(sql)
|
|
|
|
# enable ddl
|
|
if ori_enable_ddl == 1:
|
|
actions.set_parameter(cur, 'enable_ddl', 'True')
|
|
except Exception, e:
|
|
logging.warn("modify foreign key column position failed")
|
|
raise e
|
|
logging.info('modify foreign key column position finish')
|
|
|