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sub2api/backend/migrations/180_audit_logs.sql
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-- 管理面操作审计日志(append-only
-- 记录管理员/用户在管理面(非 AI 网关转发面)的操作:
-- 变更类请求 + 敏感读取(导出/备份下载等) + 认证事件(登录/2FA/会话绑定失效)
-- 设计约束:
-- 1. 不提供单条删除;仅支持带 2FA 验证的全量清空(TRUNCATE),清空后写入留痕记录
-- 2. credential_masked 仅保存请求头凭证的首尾片段(中间以 * 遮蔽)
-- 3. request_body 为脱敏后的请求体(敏感键值已擦除、超长截断)
CREATE TABLE IF NOT EXISTS audit_logs (
id BIGSERIAL PRIMARY KEY,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
actor_user_id BIGINT,
actor_email VARCHAR(255) NOT NULL DEFAULT '',
actor_role VARCHAR(32) NOT NULL DEFAULT '',
auth_method VARCHAR(32) NOT NULL DEFAULT '',
credential_masked VARCHAR(160) NOT NULL DEFAULT '',
action VARCHAR(128) NOT NULL DEFAULT '',
method VARCHAR(16) NOT NULL DEFAULT '',
path VARCHAR(512) NOT NULL DEFAULT '',
request_id VARCHAR(64) NOT NULL DEFAULT '',
client_ip VARCHAR(64) NOT NULL DEFAULT '',
user_agent VARCHAR(512) NOT NULL DEFAULT '',
request_body TEXT NOT NULL DEFAULT '',
status_code INT NOT NULL DEFAULT 0,
latency_ms BIGINT NOT NULL DEFAULT 0,
extra JSONB NOT NULL DEFAULT '{}'::jsonb
);
CREATE INDEX IF NOT EXISTS idx_audit_logs_created_at_id
ON audit_logs (created_at DESC, id DESC);
CREATE INDEX IF NOT EXISTS idx_audit_logs_actor_created
ON audit_logs (actor_user_id, created_at DESC);
CREATE INDEX IF NOT EXISTS idx_audit_logs_action
ON audit_logs (action);
CREATE INDEX IF NOT EXISTS idx_audit_logs_client_ip
ON audit_logs (client_ip);