16 lines
557 B
SQL
16 lines
557 B
SQL
-- PBKDF2 哈希长度超过 64 时拒绝回退，避免截断管理员密码。
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DELIMITER //
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CREATE PROCEDURE rollback_v2_p4_admin()
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BEGIN
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IF EXISTS (SELECT 1 FROM admin_user WHERE CHAR_LENGTH(password_hash) > 64) THEN
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SIGNAL SQLSTATE '45000'
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SET MESSAGE_TEXT = 'V2 rollback blocked: PBKDF2 password hashes already exist';
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END IF;
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ALTER TABLE admin_user
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MODIFY COLUMN password_hash CHAR(64) NOT NULL COMMENT '密码 SHA-256 hex';
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END //
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DELIMITER ;
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CALL rollback_v2_p4_admin();
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DROP PROCEDURE rollback_v2_p4_admin;
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