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+-- 1.0.128.sql
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+-- S8-WATCHRULE-DATASOURCE-ENDPOINT-POOLING-1
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+-- 给 ado_s8_data_source.id=1 的 endpoint 末尾追加连接池参数,让 S8 watch rule
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+-- 旁路的 new SqlSugarScope 连接串显式具备与主库 Database.json 同款的连接池
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+-- 治理参数,降低 S8 旁路重连风暴与 MySQL 1129 复发风险。
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+--
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+-- 阶段 1 审计已确认:
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+-- * ado_s8_data_source 全表唯一 1 行(id=1, data_source_code=G01_TEST_DS)
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+-- * 当前 endpoint 指向主库:Server=123.60.180.165 / Port=3306 / Database=aidopdev
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+-- * 当前 endpoint 不含 Pooling / Maximum Pool Size / Connection LifeTime / Connection Idle Timeout
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+-- * 6 条 enabled TIMEOUT watch rule 全部 poll_interval=60s,全部 data_source_id=1
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+-- * S8 旁路 evaluator / scheduler 用 ConfigId=Guid.NewGuid():N,不继承 Database.json 连接池参数
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+--
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+-- 修正范围:
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+-- 仅给 ado_s8_data_source.id=1 的 endpoint 末尾追加 6 项参数:
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+-- Pooling=true; Minimum Pool Size=0; Maximum Pool Size=20;
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+-- Connection Timeout=10; Connection Idle Timeout=180; Connection LifeTime=300;
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+--
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+-- 安全边界:
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+-- * 仅 UPDATE 1 行;禁 DELETE/INSERT/DROP/TRUNCATE/ALTER
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+-- * WHERE 精确锁定 id=1 + endpoint 主库特征 + 幂等门 (NOT LIKE '%Pooling=%')
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+-- * 不改 host / port / database / uid / pwd / SslMode / Charset / AllowLoadLocalInfile / AllowUserVariables
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+-- * 不动 ado_s8_watch_rule(不改启停 / poll_interval / data_source_id / rule_type)
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+-- * 不动 Database.json
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+-- * 不动 S8 旁路 evaluator / scheduler 代码
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+-- * ado_s8_data_source 表无 is_deleted 列,WHERE 不写 is_deleted=0
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+--
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+-- 边界与不能:
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+-- * 本脚本不能解封已发生的 MySQL 1129 host block;已发生封禁仍需 DBA FLUSH HOSTS。
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+-- * 本脚本不解决 S8 旁路 ConfigId=Guid.NewGuid() 导致的 SqlSugar 层无 scope 复用问题;
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+-- 该问题由后续独立批次 S8-DYNAMIC-SQLSUGAR-SCOPE-FACTORY-1 治理。
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+-- * 本脚本不承诺旁路 endpoint 与 Database.json 连接串字节级一致,也不承诺与主库共享
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+-- 同一个 MySqlConnector 物理池;只承诺旁路 endpoint 显式具备同样的连接池治理参数。
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+--
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+-- 幂等性:
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+-- * NOT LIKE '%Pooling=%' 保证二次执行 0 affected rows
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+-- * AutoVersionUpdate 按版本号决定是否跑,1.0.128 执行一次即完成
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+--
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+-- 字段长度安全:
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+-- * endpoint 字段类型 varchar(1024)
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+-- * 当前 endpoint 长度约 116
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+-- * 追加约 120 字符后约 236,远小于 1024
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+--
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+-- 兼容性:
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+-- * 仅使用 UPDATE / CASE WHEN / CONCAT / LIKE / NOT LIKE,MySQL 5.7+ / 8.x 通用
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+--
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+-- 阶段 4 验证(重演后必查):
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+-- SELECT id, LENGTH(endpoint),
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+-- endpoint LIKE '%Pooling=true%' AS has_pooling,
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+-- endpoint LIKE '%Maximum Pool Size=20%' AS has_maxpool,
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+-- endpoint LIKE '%Connection LifeTime=300%' AS has_lifetime
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+-- FROM ado_s8_data_source WHERE id=1;
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+-- → has_pooling=1, has_maxpool=1, has_lifetime=1, LENGTH ≈ 236
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+-- 2026-05-26
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+
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+
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+UPDATE `ado_s8_data_source`
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+ SET `endpoint` = CONCAT(
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+ CASE WHEN `endpoint` LIKE '%;' THEN `endpoint`
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+ ELSE CONCAT(`endpoint`, ';') END,
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+ 'Pooling=true;',
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+ 'Minimum Pool Size=0;',
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+ 'Maximum Pool Size=20;',
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+ 'Connection Timeout=10;',
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+ 'Connection Idle Timeout=180;',
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+ 'Connection LifeTime=300;'
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+ )
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+ WHERE `id` = 1
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+ AND `endpoint` LIKE '%Server=123.60.180.165%'
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+ AND `endpoint` LIKE '%Database=aidopdev%'
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+ AND `endpoint` NOT LIKE '%Pooling=%';
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