342 lines
15 KiB
Python
342 lines
15 KiB
Python
#!/usr/bin/env python3
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"""
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IwoooS Backup / Restore / Escrow owner response acceptance 只讀帳本產生器。
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本工具讀取 Backup / Restore / Escrow inventory 與 owner request draft，建立
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未來 owner response 如何收件、補件、隔離、拒收或進 restore / retention
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review 的 metadata-only acceptance ledger。它不執行 backup、不 restore、不
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rclone sync、不寫 escrow marker、不 restic prune、不 kubectl、不 SSH、不收
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secret value。
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"""
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from __future__ import annotations
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import argparse
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import json
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import subprocess
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import sys
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from datetime import datetime, timedelta, timezone
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from pathlib import Path
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from typing import Any
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TAIPEI = timezone(timedelta(hours=8))
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ACCEPTANCE_FIELDS = [
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"acceptance_candidate_id",
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"request_id",
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"surface_id",
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"config_kind",
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"backup_scope",
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"control_tier",
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"write_capable_surface",
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"owner_response_ref",
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"owner_role_or_team",
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"decision",
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"decision_reason",
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"affected_scope",
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"redacted_evidence_refs",
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"latest_backup_status_ref",
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"restore_drill_plan_ref",
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"offsite_sync_evidence_ref",
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"credential_escrow_evidence_ref",
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"retention_owner",
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"maintenance_window",
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"rollback_owner",
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"validation_plan",
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"reviewer_outcome",
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"followup_owner",
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"not_approval",
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]
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REVIEWER_CHECKS = [
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{"check_id": "owner_identity_present", "instruction": "owner role / team 必須可追溯。"},
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{"check_id": "decision_reason_present", "instruction": "decision 與 decision reason 必須同時存在。"},
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{"check_id": "affected_scope_matches_surface", "instruction": "affected scope 必須能對回 committed surface_id。"},
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{"check_id": "redacted_refs_only", "instruction": "evidence 只能是脫敏 ref、hash、ticket、commit 或 artifact pointer。"},
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{"check_id": "secret_value_absent", "instruction": "不得出現 token、private key、seed、rclone config、kubeconfig 或 credential derivative。"},
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{"check_id": "backup_status_ref_shape", "instruction": "latest backup status 只能是 owner-provided redacted ref，不得讀 live backup store。"},
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{"check_id": "restore_drill_plan_present", "instruction": "restore drill 必須是 plan / approval package，不得是執行請求。"},
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{"check_id": "offsite_sync_ref_not_payload", "instruction": "offsite sync evidence 只能是 ref，不得貼 raw listing 或 secret path。"},
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{"check_id": "credential_escrow_metadata_only", "instruction": "credential escrow 只能是 metadata / marker ref，不得包含 value。"},
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{"check_id": "retention_owner_present", "instruction": "retention owner 與 retention decision 必須可追溯。"},
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{"check_id": "maintenance_window_present", "instruction": "任何未來 backup / restore / prune / sync 都必須另有維護窗口。"},
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{"check_id": "rollback_owner_present", "instruction": "rollback owner 與 rollback ref 必須存在。"},
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{"check_id": "counts_transition_safe", "instruction": "只有 reviewer record 可更新 received / accepted / rejected；不得同時開 runtime gate。"},
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]
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OUTCOME_LANES = [
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{"lane_id": "waiting_owner_response", "meaning": "尚未收到 owner response；所有 accepted / runtime count 維持 0。"},
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{"lane_id": "quarantine_raw_payload", "meaning": "收到 raw backup listing、secret、rclone config 或不可保存內容時只能隔離。"},
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{"lane_id": "reject_secret_or_credential_value", "meaning": "出現 secret value、credential derivative 或未脫敏 payload 時直接拒收。"},
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{"lane_id": "request_supplement", "meaning": "欄位不足、scope 不清、restore / retention owner 缺失時要求補件。"},
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{"lane_id": "ready_for_restore_review", "meaning": "metadata 合格後，只能進 restore / retention reviewer review。"},
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{"lane_id": "owner_review_only_update", "meaning": "只允許更新只讀 owner review ledger，不得執行 backup / restore / offsite / retention。"},
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{"lane_id": "waiting_runtime_gate", "meaning": "即使 owner response accepted，runtime gate 仍等待獨立人工批准。"},
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]
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BLOCKED_ACTIONS = [
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"backup_run",
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"restore_run",
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"restore_drill",
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"offsite_sync",
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"offsite_remote_delete",
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"credential_escrow_marker_write",
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"retention_change",
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"restic_prune",
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"rclone_config",
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"velero_restore",
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"velero_backup",
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"kubectl_action",
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"ssh_read",
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"ssh_write",
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"secret_value_collection",
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"host_write",
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"active_scan",
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"runtime_gate_open",
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"raw_backup_payload_storage",
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"accept_secret_value_evidence",
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"mark_owner_response_accepted_without_reviewer_record",
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"add_action_button",
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]
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def git_short_sha(root: Path) -> str:
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try:
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result = subprocess.run(
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["git", "rev-parse", "--short", "HEAD"],
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cwd=root,
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check=True,
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capture_output=True,
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text=True,
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)
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return result.stdout.strip()
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except Exception:
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return "unknown"
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def load_json(path: Path) -> dict[str, Any]:
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return json.loads(path.read_text(encoding="utf-8"))
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def acceptance_candidate(request: dict[str, Any]) -> dict[str, Any]:
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surface_id = request["surface_id"]
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return {
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"acceptance_candidate_id": f"backup_restore_owner_response_acceptance:{surface_id}",
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"status": "waiting_owner_response",
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"request_id": request["request_id"],
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"surface_id": surface_id,
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"config_kind": request["config_kind"],
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"backup_scope": request["backup_scope"],
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"control_tier": request["control_tier"],
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"write_capable_surface": request["write_capable_surface"],
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"owner_response_ref": None,
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"owner_role_or_team": "pending_owner_response",
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"decision": "pending_owner_response",
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"decision_reason": "pending_owner_response",
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"affected_scope": "pending_owner_response",
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"redacted_evidence_refs": [],
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"latest_backup_status_ref": None,
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"restore_drill_plan_ref": None,
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"offsite_sync_evidence_ref": None,
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"credential_escrow_evidence_ref": None,
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"retention_owner": "pending_owner_response",
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"maintenance_window": "pending_owner_response",
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"rollback_owner": "pending_owner_response",
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"validation_plan": "pending_owner_response",
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"reviewer_outcome": "waiting_owner_response",
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"followup_owner": "pending_owner_response",
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"acceptance_fields": ACCEPTANCE_FIELDS,
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"required_owner_fields": request["required_owner_fields"],
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"reviewer_checks": [item["check_id"] for item in REVIEWER_CHECKS],
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"outcome_lanes": [item["lane_id"] for item in OUTCOME_LANES],
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"blocked_actions": BLOCKED_ACTIONS,
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"not_approval": True,
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"request_sent": False,
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"recipient_confirmed": False,
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"owner_response_received": False,
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"owner_response_accepted": False,
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"owner_response_rejected": False,
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"owner_response_quarantined": False,
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"supplement_requested": False,
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"live_evidence_received": False,
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"restore_drill_accepted": False,
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"offsite_sync_accepted": False,
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"credential_escrow_accepted": False,
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"retention_change_accepted": False,
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"maintenance_window_accepted": False,
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"rollback_owner_accepted": False,
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"validation_plan_accepted": False,
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"backup_run_authorized": False,
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"restore_run_authorized": False,
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"offsite_sync_authorized": False,
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"offsite_remote_delete_authorized": False,
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"credential_escrow_marker_write_authorized": False,
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"retention_change_authorized": False,
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"restic_prune_authorized": False,
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"rclone_config_authorized": False,
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"velero_restore_authorized": False,
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"velero_backup_authorized": False,
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"kubectl_action_authorized": False,
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"ssh_read_authorized": False,
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"ssh_write_authorized": False,
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"secret_value_collection_allowed": False,
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"host_write_authorized": False,
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"active_scan_authorized": False,
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"runtime_gate": False,
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"action_buttons_allowed": False,
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}
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def build_report(
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root: Path,
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inventory: dict[str, Any],
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request_draft_report: dict[str, Any],
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generated_at: str | None,
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) -> dict[str, Any]:
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report_time = generated_at or datetime.now(TAIPEI).isoformat(timespec="seconds")
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requests = request_draft_report.get("request_drafts", [])
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acceptance_candidates = [acceptance_candidate(item) for item in requests]
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write_capable = [item for item in acceptance_candidates if item["write_capable_surface"]]
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live_evidence = [item for item in acceptance_candidates if item["live_evidence_received"] is False]
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return {
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"schema_version": "backup_restore_owner_response_acceptance_v1",
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"generated_at": report_time,
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"git_commit": git_short_sha(root),
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"source_inventory_schema_version": inventory.get("schema_version"),
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"source_inventory_status": inventory.get("status"),
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"source_owner_request_schema_version": request_draft_report.get("schema_version"),
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"source_owner_request_status": request_draft_report.get("status"),
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"status": "owner_response_acceptance_ledger_ready_no_runtime_action",
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"summary": {
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"source_surface_count": inventory.get("summary", {}).get("surface_count", 0),
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"source_request_draft_count": request_draft_report.get("summary", {}).get("request_draft_count", 0),
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"acceptance_candidate_count": len(acceptance_candidates),
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"write_capable_acceptance_candidate_count": len(write_capable),
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"live_evidence_required_candidate_count": len(live_evidence),
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"acceptance_field_count": len(ACCEPTANCE_FIELDS),
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"required_owner_field_count": len(request_draft_report["required_owner_fields"]),
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"reviewer_check_count": len(REVIEWER_CHECKS),
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"outcome_lane_count": len(OUTCOME_LANES),
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"blocked_action_count": len(BLOCKED_ACTIONS),
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"request_sent_count": 0,
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"recipient_confirmed_count": 0,
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"owner_response_received_count": 0,
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"owner_response_accepted_count": 0,
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"owner_response_rejected_count": 0,
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"owner_response_quarantined_count": 0,
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"supplement_requested_count": 0,
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"live_evidence_received_count": 0,
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"restore_drill_accepted_count": 0,
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"offsite_sync_accepted_count": 0,
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"credential_escrow_accepted_count": 0,
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"retention_change_accepted_count": 0,
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"maintenance_window_accepted_count": 0,
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"rollback_owner_accepted_count": 0,
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"validation_plan_accepted_count": 0,
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"backup_run_authorized_count": 0,
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"restore_run_authorized_count": 0,
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"offsite_sync_authorized_count": 0,
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"offsite_remote_delete_authorized_count": 0,
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"credential_escrow_marker_write_authorized_count": 0,
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"retention_change_authorized_count": 0,
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"restic_prune_authorized_count": 0,
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"rclone_config_authorized_count": 0,
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"velero_restore_authorized_count": 0,
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"velero_backup_authorized_count": 0,
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"kubectl_action_authorized_count": 0,
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"ssh_read_authorized_count": 0,
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"ssh_write_authorized_count": 0,
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"secret_value_collection_allowed_count": 0,
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"host_write_authorized_count": 0,
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"active_scan_authorized_count": 0,
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"runtime_gate_count": 0,
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"action_button_count": 0,
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},
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"execution_boundaries": {
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"request_dispatch_authorized": False,
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"owner_response_accepted": False,
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"live_evidence_received": False,
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"backup_run_authorized": False,
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"restore_run_authorized": False,
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"restore_drill_authorized": False,
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"offsite_sync_authorized": False,
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"offsite_remote_delete_authorized": False,
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"credential_escrow_marker_write_authorized": False,
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"retention_change_authorized": False,
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"restic_prune_authorized": False,
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"rclone_config_authorized": False,
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"velero_restore_authorized": False,
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"velero_backup_authorized": False,
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"kubectl_action_authorized": False,
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"ssh_read_authorized": False,
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"ssh_write_authorized": False,
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"secret_value_collection_allowed": False,
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"host_write_authorized": False,
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"active_scan_authorized": False,
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"runtime_execution_authorized": False,
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"action_buttons_allowed": False,
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"not_authorization": True,
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},
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"acceptance_fields": ACCEPTANCE_FIELDS,
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"required_owner_fields": request_draft_report["required_owner_fields"],
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"reviewer_checks": REVIEWER_CHECKS,
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"outcome_lanes": OUTCOME_LANES,
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"blocked_actions": BLOCKED_ACTIONS,
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"acceptance_candidates": acceptance_candidates,
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"next_steps": [
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"等待 owner response；未收到前不得更新 accepted count。",
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"收到回覆後先走 raw payload / secret / scope / restore / retention / evidence ref 檢查，不合格即隔離、拒收或補件。",
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"metadata 合格也只能進 restore / retention reviewer review；backup、restore、offsite sync、escrow marker、retention change 與 production write 仍需獨立人工批准。",
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],
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}
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def main() -> int:
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parser = argparse.ArgumentParser(description="IwoooS Backup / Restore / Escrow owner response acceptance 只讀帳本產生器")
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parser.add_argument("--root", default=".", help="repo root")
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parser.add_argument(
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"--inventory-report",
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default="docs/security/backup-restore-escrow-inventory.snapshot.json",
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help="backup-restore-escrow-inventory.py 輸出的 JSON",
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)
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parser.add_argument(
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"--owner-request-report",
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default="docs/security/backup-restore-owner-request-draft.snapshot.json",
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help="backup-restore-owner-request-draft.py 輸出的 JSON",
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)
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parser.add_argument("--output", help="寫出 JSON 報告")
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parser.add_argument("--generated-at", help="固定報告時間，供 committed snapshot 使用")
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args = parser.parse_args()
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root = Path(args.root).resolve()
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inventory = load_json(root / args.inventory_report)
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request_draft_report = load_json(root / args.owner_request_report)
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report = build_report(root, inventory, request_draft_report, args.generated_at)
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payload = json.dumps(report, ensure_ascii=False, indent=2, sort_keys=True)
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if args.output:
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output = Path(args.output)
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output.parent.mkdir(parents=True, exist_ok=True)
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output.write_text(payload + "\n", encoding="utf-8")
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else:
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print(payload)
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summary = report["summary"]
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print(
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"BACKUP_RESTORE_OWNER_RESPONSE_ACCEPTANCE_OK "
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f"candidates={summary['acceptance_candidate_count']} "
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f"write_capable={summary['write_capable_acceptance_candidate_count']} "
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f"checks={summary['reviewer_check_count']} "
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f"lanes={summary['outcome_lane_count']} "
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f"accepted={summary['owner_response_accepted_count']} "
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f"runtime_gate={summary['runtime_gate_count']}",
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file=sys.stderr,
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)
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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