#!/usr/bin/env python3 """ IwoooS SSH / network / firewall post-incident readback 只讀計畫產生器。 本工具讀取端口 / 防火牆變更證據驗收 snapshot，建立事故後回讀計畫： 誰改、何時改、改前改後、影響哪些服務 / AI provider / public route / monitoring、是否同步相關產品、如何恢復、如何防再發。它不 SSH、不讀 live firewall、不改 port、不做 route smoke、不重啟服務、不打 provider endpoint， 也不把事故恢復誤判成 runtime authorization。 """ from __future__ import annotations import argparse import json import subprocess import sys from datetime import datetime, timedelta, timezone from pathlib import Path from typing import Any TAIPEI = timezone(timedelta(hours=8)) READBACK_FIELDS = [ "readback_candidate_id", "source_change_evidence_candidate_id", "surface_id", "config_kind", "control_tier", "expected_scope", "write_capable_surface", "policy_or_exposure_surface", "change_or_incident_ref", "actor_attribution_ref", "incident_detected_at_ref", "change_window_ref", "affected_port_or_policy_ref", "before_state_ref", "after_state_ref", "service_dependency_ref", "public_route_impact_ref", "ai_provider_impact_ref", "monitoring_alert_impact_ref", "customer_or_product_impact_ref", "operator_notification_ref", "cross_project_sync_ref", "restoration_evidence_ref", "postcheck_readback_ref", "recurrence_guard_ref", "maintenance_window", "rollback_owner", "reviewer_outcome", "followup_owner", "not_approval", ] REQUIRED_READBACK_FIELDS = [ "change_or_incident_ref", "actor_attribution_ref", "incident_detected_at_ref", "change_window_ref", "affected_port_or_policy_ref", "before_state_ref", "after_state_ref", "service_dependency_ref", "public_route_impact_ref", "ai_provider_impact_ref", "monitoring_alert_impact_ref", "customer_or_product_impact_ref", "operator_notification_ref", "cross_project_sync_ref", "restoration_evidence_ref", "postcheck_readback_ref", "recurrence_guard_ref", "maintenance_window", "rollback_owner", "followup_owner", "redacted_evidence_refs", "no_secret_value_attestation", "no_raw_firewall_dump_attestation", "no_false_green_attestation", ] REVIEWER_CHECKS = [ {"check_id": "source_change_evidence_current", "instruction": "來源 change evidence snapshot 必須是目前版本。"}, {"check_id": "incident_ref_present", "instruction": "必須有可追溯 incident / change ref。"}, {"check_id": "actor_not_anonymous", "instruction": "必須標示 actor role / team，不接受匿名端口關閉。"}, {"check_id": "before_after_state_present", "instruction": "必須有變更前與恢復後狀態 ref。"}, {"check_id": "port_policy_redacted", "instruction": "端口、policy、host 只收脫敏 ref 或 alias，不保存 raw dump。"}, {"check_id": "service_dependency_present", "instruction": "必須列出受影響服務、agent、public route、monitoring 或 deploy path。"}, {"check_id": "public_route_impact_present", "instruction": "必須列出 public route / admin route / callback 影響 ref。"}, {"check_id": "ai_provider_impact_present", "instruction": "若影響 Ollama / provider health，需列出脫敏 impact ref。"}, {"check_id": "monitoring_alert_impact_present", "instruction": "必須列出 alert / SRE / dashboard 影響與 false-green 風險。"}, {"check_id": "customer_product_impact_present", "instruction": "需標示產品或使用者影響，不得只寫已恢復。"}, {"check_id": "operator_notification_present", "instruction": "必須有受影響 owner / Session / product 的通知 ref。"}, {"check_id": "cross_project_sync_present", "instruction": "跨專案同步 ref 必須存在，避免單點修改。"}, {"check_id": "restoration_evidence_present", "instruction": "必須有恢復時間與恢復證據 ref。"}, {"check_id": "postcheck_independent", "instruction": "post-check 需獨立於原操作人與 UI 卡片。"}, {"check_id": "recurrence_guard_present", "instruction": "必須提出防再發 guard、change freeze 或 owner review。"}, {"check_id": "emergency_classification_present", "instruction": "緊急破窗需標示分類與事後補件責任。"}, {"check_id": "maintenance_window_present", "instruction": "後續任何 port / firewall 操作都需維護窗口。"}, {"check_id": "rollback_owner_present", "instruction": "rollback owner 與回復 plan 必須同時存在。"}, {"check_id": "no_false_green_route_200", "instruction": "不得只用 route 200 / service up 當成事故已驗收。"}, {"check_id": "raw_firewall_dump_absent", "instruction": "不得保存 raw firewall dump、raw iptables、raw nftables 或 raw ACL。"}, {"check_id": "secret_or_key_value_absent", "instruction": "不得包含 secret、SSH key、token、cookie、私鑰或 partial secret。"}, {"check_id": "hidden_impact_absent", "instruction": "不得隱藏 AI provider、registry、monitoring、deploy 或 product route 影響。"}, {"check_id": "counts_transition_safe", "instruction": "只有 reviewer record 能更新 accepted count，且不得同時開 runtime gate。"}, {"check_id": "runtime_stays_zero", "instruction": "readback plan 不得觸發任何 SSH、firewall、route smoke、restart 或 production write。"}, ] OUTCOME_LANES = [ {"lane_id": "waiting_post_incident_readback", "meaning": "尚未收到事故回讀包；所有 accepted / runtime count 維持 0。"}, {"lane_id": "request_actor_supplement", "meaning": "缺 actor / owner / decision 時要求補件。"}, {"lane_id": "request_before_after_supplement", "meaning": "缺 before / after 或 restoration evidence 時要求補件。"}, {"lane_id": "request_health_impact_supplement", "meaning": "缺 service / AI provider / monitoring / product impact 時要求補件。"}, {"lane_id": "quarantine_raw_payload", "meaning": "收到 raw firewall dump、secret 或 key material 時只能隔離。"}, {"lane_id": "reject_unattributed_incident", "meaning": "無 actor、無 affected scope、無 rollback 或無 notification 的事故回讀不得驗收。"}, {"lane_id": "ready_for_post_incident_review", "meaning": "metadata 合格後，只能進 reviewer review。"}, {"lane_id": "incident_readback_only_update", "meaning": "只允許更新只讀 ledger，不得反向視為已批准操作。"}, {"lane_id": "recurrence_guard_backfill_required", "meaning": "需補防再發 guard、owner review 與 change freeze。"}, {"lane_id": "waiting_runtime_gate", "meaning": "即使 readback accepted，runtime gate 仍需獨立人工批准。"}, ] BLOCKED_ACTIONS = [ "ssh_read", "ssh_write", "live_firewall_read", "firewall_change", "port_change", "port_close", "port_open", "network_policy_apply", "nodeport_change", "wireguard_change", "sudo_action", "deploy_ssh_action", "route_smoke", "public_gateway_reload", "nginx_reload", "host_restart", "docker_restart", "systemd_restart", "secret_value_collection", "ssh_key_collection", "raw_firewall_dump_storage", "raw_key_material_storage", "mark_readback_accepted_without_reviewer_record", "mark_incident_resolved_without_postcheck", "hide_cross_project_impact", "treat_route_200_as_all_green", "treat_break_glass_as_approval", "close_management_port_without_owner", "open_runtime_gate", "add_action_button", "production_write", "active_scan", "provider_switch", "prompt_send", ] def git_short_sha(root: Path) -> str: try: result = subprocess.run( ["git", "rev-parse", "--short", "HEAD"], cwd=root, check=True, capture_output=True, text=True, ) return result.stdout.strip() except Exception: return "unknown" def load_json(path: Path) -> dict[str, Any]: return json.loads(path.read_text(encoding="utf-8")) def is_policy_or_exposure(source: dict[str, Any]) -> bool: return source.get("config_kind") in { "k8s_network_policy", "k8s_nodeport_service", "wireguard_runbook", } def build_candidate(source: dict[str, Any]) -> dict[str, Any]: surface_id = source["surface_id"] return { "readback_candidate_id": f"ssh_network_post_incident_readback:{surface_id}", "status": "waiting_post_incident_readback", "source_change_evidence_candidate_id": source["change_evidence_candidate_id"], "surface_id": surface_id, "config_kind": source["config_kind"], "control_tier": source["control_tier"], "expected_scope": source.get("expected_scope"), "write_capable_surface": source["write_capable_surface"], "policy_or_exposure_surface": is_policy_or_exposure(source), "change_or_incident_ref": None, "actor_attribution_ref": None, "incident_detected_at_ref": None, "change_window_ref": None, "affected_port_or_policy_ref": None, "before_state_ref": None, "after_state_ref": None, "service_dependency_ref": None, "public_route_impact_ref": None, "ai_provider_impact_ref": None, "monitoring_alert_impact_ref": None, "customer_or_product_impact_ref": None, "operator_notification_ref": None, "cross_project_sync_ref": None, "restoration_evidence_ref": None, "postcheck_readback_ref": None, "recurrence_guard_ref": None, "maintenance_window": "pending_post_incident_readback", "rollback_owner": "pending_post_incident_readback", "reviewer_outcome": "waiting_post_incident_readback", "followup_owner": "pending_post_incident_readback", "readback_fields": READBACK_FIELDS, "required_readback_fields": REQUIRED_READBACK_FIELDS, "reviewer_checks": [item["check_id"] for item in REVIEWER_CHECKS], "outcome_lanes": [item["lane_id"] for item in OUTCOME_LANES], "blocked_actions": BLOCKED_ACTIONS, "not_approval": True, "post_incident_readback_received": False, "post_incident_readback_accepted": False, "actor_attribution_accepted": False, "before_after_state_accepted": False, "service_dependency_accepted": False, "public_route_impact_accepted": False, "ai_provider_impact_accepted": False, "monitoring_alert_impact_accepted": False, "operator_notification_accepted": False, "cross_project_sync_accepted": False, "restoration_evidence_accepted": False, "postcheck_readback_accepted": False, "recurrence_guard_accepted": False, "maintenance_window_accepted": False, "rollback_owner_accepted": False, "no_false_green_accepted": False, "ssh_read_authorized": False, "ssh_write_authorized": False, "live_firewall_read_authorized": False, "firewall_change_authorized": False, "port_change_authorized": False, "port_close_authorized": False, "port_open_authorized": False, "network_policy_apply_authorized": False, "nodeport_change_authorized": False, "wireguard_change_authorized": False, "route_smoke_authorized": False, "host_restart_authorized": False, "secret_value_collection_allowed": False, "active_scan_authorized": False, "provider_switch_authorized": False, "prompt_send_authorized": False, "runtime_gate": False, "action_buttons_allowed": False, "production_write_authorized": False, } def build_report(root: Path, source_report: dict[str, Any], generated_at: str | None) -> dict[str, Any]: report_time = generated_at or datetime.now(TAIPEI).isoformat(timespec="seconds") source_candidates = source_report.get("change_evidence_candidates", []) readback_candidates = [build_candidate(item) for item in source_candidates] write_capable = [item for item in readback_candidates if item["write_capable_surface"]] policy_or_exposure = [item for item in readback_candidates if item["policy_or_exposure_surface"]] return { "schema_version": "ssh_network_post_incident_readback_plan_v1", "generated_at": report_time, "git_commit": git_short_sha(root), "status": "post_incident_readback_plan_ready_no_runtime_action", "source_schema_version": source_report.get("schema_version"), "source_status": source_report.get("status"), "source_paths": [ "docs/security/PORT-FIREWALL-CHANGE-EVIDENCE-ACCEPTANCE.md", "docs/security/port-firewall-change-evidence-acceptance.snapshot.json", "docs/security/SSH-NETWORK-OWNER-RESPONSE-ACCEPTANCE.md", "docs/security/ssh-network-owner-response-acceptance.snapshot.json", ], "summary": { "readback_candidate_count": len(readback_candidates), "write_capable_readback_candidate_count": len(write_capable), "policy_or_exposure_readback_candidate_count": len(policy_or_exposure), "health_impact_review_required_candidate_count": len(readback_candidates), "cross_project_sync_required_candidate_count": len(readback_candidates), "recurrence_guard_required_candidate_count": len(readback_candidates), "readback_field_count": len(READBACK_FIELDS), "required_readback_field_count": len(REQUIRED_READBACK_FIELDS), "reviewer_check_count": len(REVIEWER_CHECKS), "outcome_lane_count": len(OUTCOME_LANES), "blocked_action_count": len(BLOCKED_ACTIONS), "post_incident_readback_received_count": 0, "post_incident_readback_accepted_count": 0, "actor_attribution_accepted_count": 0, "before_after_state_accepted_count": 0, "service_dependency_accepted_count": 0, "public_route_impact_accepted_count": 0, "ai_provider_impact_accepted_count": 0, "monitoring_alert_impact_accepted_count": 0, "operator_notification_accepted_count": 0, "cross_project_sync_accepted_count": 0, "restoration_evidence_accepted_count": 0, "postcheck_readback_accepted_count": 0, "recurrence_guard_accepted_count": 0, "no_false_green_accepted_count": 0, "runtime_gate_count": 0, "action_button_count": 0, "coverage_percent_after_readback_plan": 64, }, "required_readback_fields": REQUIRED_READBACK_FIELDS, "reviewer_checks": REVIEWER_CHECKS, "outcome_lanes": OUTCOME_LANES, "blocked_actions": BLOCKED_ACTIONS, "readback_candidates": readback_candidates, "boundaries": { "not_authorization": True, "ssh_read_authorized": False, "ssh_write_authorized": False, "live_firewall_read_authorized": False, "firewall_change_authorized": False, "port_change_authorized": False, "port_close_authorized": False, "port_open_authorized": False, "network_policy_apply_authorized": False, "nodeport_change_authorized": False, "wireguard_change_authorized": False, "route_smoke_authorized": False, "host_restart_authorized": False, "secret_value_collection_allowed": False, "active_scan_authorized": False, "provider_switch_authorized": False, "prompt_send_authorized": False, "runtime_execution_authorized": False, "production_write_authorized": False, "action_buttons_allowed": False, }, } def main() -> int: parser = argparse.ArgumentParser(description=__doc__) parser.add_argument("--root", default=".") parser.add_argument( "--source-change-evidence-report", default="docs/security/port-firewall-change-evidence-acceptance.snapshot.json", ) parser.add_argument( "--output", default="docs/security/ssh-network-post-incident-readback-plan.snapshot.json", ) parser.add_argument("--generated-at") args = parser.parse_args() root = Path(args.root).resolve() source_report = load_json(root / args.source_change_evidence_report) report = build_report(root, source_report, args.generated_at) payload = json.dumps(report, ensure_ascii=False, indent=2, sort_keys=True) output_path = root / args.output output_path.parent.mkdir(parents=True, exist_ok=True) output_path.write_text(payload + "\n", encoding="utf-8") summary = report["summary"] print( "SSH_NETWORK_POST_INCIDENT_READBACK_PLAN_OK " f"candidates={summary['readback_candidate_count']} " f"checks={summary['reviewer_check_count']} " f"lanes={summary['outcome_lane_count']} " f"accepted={summary['post_incident_readback_accepted_count']} " f"runtime_gate={summary['runtime_gate_count']}" ) return 0 if __name__ == "__main__": sys.exit(main())