#!/usr/bin/env python3 """ IwoooS 端口 / 防火牆變更證據驗收只讀帳本產生器。 本工具讀取 SSH / Firewall / Network Access owner response acceptance snapshot，建立未來端口關閉、端口開放、防火牆規則、NodePort、 NetworkPolicy 或 WireGuard 變更的 evidence acceptance ledger。它不 SSH、 不讀 live firewall、不改端口、不套用規則、不做 route smoke、不修復主機， 也不把 incident evidence 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)) SOURCE_CONFIG_KINDS = { "ssh_target_inventory", "ci_deploy_ssh", "ssh_discovery_script", "monitoring_ssh_deploy_script", "ssh_backup_capture", "sudoers_policy", "k8s_network_policy", "k8s_nodeport_service", "wireguard_runbook", "alert_ssh_action_rules", } CHANGE_EVIDENCE_FIELDS = [ "change_evidence_candidate_id", "source_acceptance_candidate_id", "surface_id", "config_kind", "control_tier", "write_capable_surface", "change_or_incident_ref", "actor_role_or_team", "decision", "decision_reason", "affected_scope", "affected_host_or_route_aliases", "affected_ports_or_paths_ref", "before_state_ref", "after_state_ref", "firewall_rule_diff_ref", "allowlist_or_denylist_ref", "service_dependency_ref", "customer_impact_ref", "monitoring_alert_refs", "cross_project_sync_ref", "incident_severity", "incident_detected_at_ref", "restoration_time_ref", "service_health_impact_refs", "external_route_impact_refs", "emergency_change_classification", "operator_notification_refs", "incident_commander_or_owner", "maintenance_window", "rollback_owner", "rollback_plan_ref", "validation_plan", "postcheck_evidence_refs", "communication_owner", "break_glass_owner", "change_freeze_rule", "reviewer_outcome", "followup_owner", "not_approval", ] REQUIRED_EVIDENCE_FIELDS = [ "change_or_incident_ref", "actor_role_or_team", "decision", "decision_reason", "affected_scope", "affected_ports_or_paths_ref", "before_state_ref", "after_state_ref", "service_dependency_ref", "customer_impact_ref", "incident_severity", "restoration_time_ref", "service_health_impact_refs", "operator_notification_refs", "incident_commander_or_owner", "maintenance_window", "rollback_owner", "rollback_plan_ref", "validation_plan", "postcheck_evidence_refs", "cross_project_sync_ref", ] REVIEWER_CHECKS = [ {"check_id": "change_ref_present", "instruction": "必須有可追溯的 change / incident ref。"}, {"check_id": "actor_role_traceable", "instruction": "必須標示 actor role / team，不接受匿名端口變更。"}, {"check_id": "decision_reason_present", "instruction": "decision 與 decision reason 必須同時存在。"}, {"check_id": "affected_scope_matches_surface", "instruction": "affected scope 必須能對回既有 SSH / network surface。"}, {"check_id": "ports_or_paths_redacted", "instruction": "端口、路徑、host alias 只能收脫敏摘要或 owner-provided ref。"}, {"check_id": "before_after_state_refs", "instruction": "需有變更前後狀態 ref，不能只有口頭說明。"}, {"check_id": "firewall_diff_metadata_only", "instruction": "firewall diff 僅收 metadata ref，不保存 raw firewall dump。"}, {"check_id": "dependency_impact_present", "instruction": "必須列出受影響服務、agent、監控、公開入口或後台路徑。"}, {"check_id": "customer_impact_review", "instruction": "若造成服務異常，需有 customer / product impact ref。"}, {"check_id": "cross_project_sync_present", "instruction": "需標示已同步受影響產品 / Session / owner，不得單點改動。"}, {"check_id": "incident_severity_present", "instruction": "事故型端口變更需標示嚴重度與判定依據。"}, {"check_id": "service_health_impact_present", "instruction": "需列出受影響健康檢查、agent provider、public route 或 monitoring evidence ref。"}, {"check_id": "restoration_time_present", "instruction": "已恢復事故需提供恢復時間或 still-degraded ref；不可只寫已處理。"}, {"check_id": "operator_notification_present", "instruction": "需提供已通知受影響產品 / owner / Session 的脫敏 ref。"}, {"check_id": "break_glass_classification_present", "instruction": "若為緊急變更，必須標示 break-glass 分類與回補責任。"}, {"check_id": "maintenance_window_present", "instruction": "未來變更需有維護窗口；事故回補也需標記 break-glass。"}, {"check_id": "rollback_owner_present", "instruction": "rollback owner 與 rollback plan 必須同時存在。"}, {"check_id": "postcheck_evidence_present", "instruction": "post-check evidence 必須覆蓋 API / route / agent / monitoring。"}, {"check_id": "secret_or_key_value_absent", "instruction": "不得包含 secret、SSH key、token、cookie 或私鑰內容。"}, {"check_id": "no_runtime_authorization", "instruction": "驗收證據不等於允許 firewall / port / route 變更。"}, {"check_id": "counts_transition_safe", "instruction": "只有 reviewer record 能更新 accepted count，且不得同時開 runtime gate。"}, ] OUTCOME_LANES = [ {"lane_id": "waiting_change_evidence", "meaning": "尚未收到端口 / 防火牆變更證據；所有 accepted / runtime count 維持 0。"}, {"lane_id": "quarantine_raw_firewall_dump", "meaning": "收到 raw firewall dump、secret 或 key material 時只能隔離。"}, {"lane_id": "reject_unattributed_change", "meaning": "無 actor、無 owner、無 affected scope 或無 rollback 的變更不得驗收。"}, {"lane_id": "request_impact_supplement", "meaning": "缺 before/after、impact、dependency、post-check 或 cross-project sync 時要求補件。"}, {"lane_id": "ready_for_network_review", "meaning": "metadata 合格後，只能進 network / firewall reviewer review。"}, {"lane_id": "incident_backfill_only", "meaning": "事故回補只能更新只讀 ledger，不得反向視為已批准操作。"}, {"lane_id": "emergency_change_backfill_required", "meaning": "緊急端口 / 防火牆變更需補 actor、severity、health impact、通知、恢復與 rollback evidence。"}, {"lane_id": "owner_review_only_update", "meaning": "只允許更新 reviewer ledger，不改 firewall、port、route 或 host。"}, {"lane_id": "waiting_runtime_gate", "meaning": "即使證據 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", "secret_value_collection", "ssh_key_collection", "raw_firewall_dump_storage", "raw_key_material_storage", "mark_change_evidence_accepted_without_reviewer_record", "mark_incident_resolved_without_health_evidence", "hide_cross_project_impact", "close_management_port_without_owner", "treat_break_glass_as_approval", "open_runtime_gate", "add_action_button", "production_write", ] 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 build_candidate(source: dict[str, Any]) -> dict[str, Any]: surface_id = source["surface_id"] return { "change_evidence_candidate_id": f"port_firewall_change_evidence:{surface_id}", "status": "waiting_change_evidence", "source_acceptance_candidate_id": source["acceptance_candidate_id"], "surface_id": surface_id, "config_kind": source["config_kind"], "control_tier": source["control_tier"], "write_capable_surface": source["write_capable_surface"], "expected_scope": source["expected_scope"], "change_or_incident_ref": None, "actor_role_or_team": "pending_change_evidence", "decision": "pending_change_evidence", "decision_reason": "pending_change_evidence", "affected_scope": "pending_change_evidence", "affected_host_or_route_aliases": [], "affected_ports_or_paths_ref": None, "before_state_ref": None, "after_state_ref": None, "firewall_rule_diff_ref": None, "allowlist_or_denylist_ref": None, "service_dependency_ref": None, "customer_impact_ref": None, "monitoring_alert_refs": [], "cross_project_sync_ref": None, "incident_severity": "pending_change_evidence", "incident_detected_at_ref": None, "restoration_time_ref": None, "service_health_impact_refs": [], "external_route_impact_refs": [], "emergency_change_classification": "pending_change_evidence", "operator_notification_refs": [], "incident_commander_or_owner": "pending_change_evidence", "maintenance_window": "pending_change_evidence", "rollback_owner": "pending_change_evidence", "rollback_plan_ref": None, "validation_plan": "pending_change_evidence", "postcheck_evidence_refs": [], "communication_owner": "pending_change_evidence", "break_glass_owner": "pending_change_evidence", "change_freeze_rule": "pending_change_evidence", "reviewer_outcome": "waiting_change_evidence", "followup_owner": "pending_change_evidence", "change_evidence_fields": CHANGE_EVIDENCE_FIELDS, "required_evidence_fields": REQUIRED_EVIDENCE_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, "change_evidence_received": False, "change_evidence_accepted": False, "change_evidence_rejected": False, "change_evidence_quarantined": False, "impact_supplement_requested": False, "incident_backfill_only": True, "actor_identified": False, "affected_scope_accepted": False, "before_state_accepted": False, "after_state_accepted": False, "firewall_rule_diff_accepted": False, "port_policy_accepted": False, "service_dependency_accepted": False, "customer_impact_accepted": False, "cross_project_sync_accepted": False, "incident_severity_accepted": False, "restoration_time_accepted": False, "service_health_impact_accepted": False, "operator_notification_accepted": False, "incident_commander_accepted": False, "emergency_change_classification_accepted": False, "maintenance_window_accepted": False, "rollback_owner_accepted": False, "rollback_plan_accepted": False, "validation_plan_accepted": False, "postcheck_evidence_accepted": False, "host_write_authorized": 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, "sudo_action_authorized": False, "deploy_ssh_action_authorized": False, "route_smoke_authorized": False, "public_gateway_reload_authorized": False, "nginx_reload_authorized": False, "host_restart_authorized": False, "secret_value_collection_allowed": False, "ssh_key_collection_allowed": False, "runtime_gate": False, "runtime_execution_authorized": False, "production_write_authorized": False, "action_buttons_allowed": 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 = [ item for item in source_report.get("acceptance_candidates", []) if item.get("config_kind") in SOURCE_CONFIG_KINDS ] change_candidates = [build_candidate(item) for item in source_candidates] write_capable = [item for item in change_candidates if item["write_capable_surface"]] policy_or_exposure = [ item for item in change_candidates if item["config_kind"] in {"k8s_network_policy", "k8s_nodeport_service", "wireguard_runbook"} ] return { "schema_version": "port_firewall_change_evidence_acceptance_v1", "generated_at": report_time, "git_commit": git_short_sha(root), "source_acceptance_schema_version": source_report.get("schema_version"), "source_acceptance_status": source_report.get("status"), "status": "change_evidence_acceptance_ready_no_runtime_action", "summary": { "source_acceptance_candidate_count": source_report.get("summary", {}).get("acceptance_candidate_count", 0), "change_evidence_candidate_count": len(change_candidates), "write_capable_change_evidence_candidate_count": len(write_capable), "policy_or_exposure_candidate_count": len(policy_or_exposure), "change_evidence_field_count": len(CHANGE_EVIDENCE_FIELDS), "required_evidence_field_count": len(REQUIRED_EVIDENCE_FIELDS), "reviewer_check_count": len(REVIEWER_CHECKS), "outcome_lane_count": len(OUTCOME_LANES), "blocked_action_count": len(BLOCKED_ACTIONS), "change_evidence_received_count": 0, "change_evidence_accepted_count": 0, "change_evidence_rejected_count": 0, "change_evidence_quarantined_count": 0, "impact_supplement_requested_count": 0, "actor_identified_count": 0, "affected_scope_accepted_count": 0, "before_state_accepted_count": 0, "after_state_accepted_count": 0, "firewall_rule_diff_accepted_count": 0, "port_policy_accepted_count": 0, "service_dependency_accepted_count": 0, "customer_impact_accepted_count": 0, "cross_project_sync_accepted_count": 0, "incident_severity_accepted_count": 0, "restoration_time_accepted_count": 0, "service_health_impact_accepted_count": 0, "operator_notification_accepted_count": 0, "incident_commander_accepted_count": 0, "emergency_change_classification_accepted_count": 0, "maintenance_window_accepted_count": 0, "rollback_owner_accepted_count": 0, "rollback_plan_accepted_count": 0, "validation_plan_accepted_count": 0, "postcheck_evidence_accepted_count": 0, "host_write_authorized_count": 0, "ssh_read_authorized_count": 0, "ssh_write_authorized_count": 0, "live_firewall_read_authorized_count": 0, "firewall_change_authorized_count": 0, "port_change_authorized_count": 0, "port_close_authorized_count": 0, "port_open_authorized_count": 0, "network_policy_apply_authorized_count": 0, "nodeport_change_authorized_count": 0, "wireguard_change_authorized_count": 0, "sudo_action_authorized_count": 0, "deploy_ssh_action_authorized_count": 0, "route_smoke_authorized_count": 0, "public_gateway_reload_authorized_count": 0, "nginx_reload_authorized_count": 0, "host_restart_authorized_count": 0, "secret_value_collection_allowed_count": 0, "ssh_key_collection_allowed_count": 0, "runtime_gate_count": 0, "action_button_count": 0, }, "execution_boundaries": { "change_evidence_acceptance_authorized": False, "runtime_execution_authorized": False, "production_write_authorized": False, "live_host_read_authorized": False, "host_write_authorized": 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, "sudo_action_authorized": False, "deploy_ssh_action_authorized": False, "route_smoke_authorized": False, "public_gateway_reload_authorized": False, "nginx_reload_authorized": False, "host_restart_authorized": False, "secret_value_collection_allowed": False, "ssh_key_collection_allowed": False, "action_buttons_allowed": False, "not_authorization": True, }, "change_evidence_fields": CHANGE_EVIDENCE_FIELDS, "required_evidence_fields": REQUIRED_EVIDENCE_FIELDS, "reviewer_checks": REVIEWER_CHECKS, "outcome_lanes": OUTCOME_LANES, "blocked_actions": BLOCKED_ACTIONS, "change_evidence_candidates": change_candidates, "next_steps": [ "等待 owner-provided change / incident evidence；未收到前不得更新 accepted count。", "收到證據後先檢查 actor、affected scope、before / after state、impact、rollback、post-check 與 cross-project sync。", "metadata 合格也只能進 network / firewall reviewer review；端口、防火牆、NetworkPolicy、NodePort、WireGuard 與 route smoke 仍需獨立人工批准。", ], } def main() -> int: parser = argparse.ArgumentParser(description="IwoooS 端口 / 防火牆變更證據驗收只讀帳本產生器") parser.add_argument("--root", default=".", help="repo root") parser.add_argument( "--source-acceptance-report", default="docs/security/ssh-network-owner-response-acceptance.snapshot.json", help="ssh-network-owner-response-acceptance.py 輸出的 JSON", ) parser.add_argument("--output", help="寫出 JSON 報告") parser.add_argument("--generated-at", help="固定報告時間，供 committed snapshot 使用") args = parser.parse_args() root = Path(args.root).resolve() source_report = load_json(root / args.source_acceptance_report) report = build_report(root, source_report, args.generated_at) payload = json.dumps(report, ensure_ascii=False, indent=2, sort_keys=True) if args.output: output = Path(args.output) output.parent.mkdir(parents=True, exist_ok=True) output.write_text(payload + "\n", encoding="utf-8") else: print(payload) summary = report["summary"] print( "PORT_FIREWALL_CHANGE_EVIDENCE_ACCEPTANCE_OK " f"candidates={summary['change_evidence_candidate_count']} " f"write_capable={summary['write_capable_change_evidence_candidate_count']} " f"policy_or_exposure={summary['policy_or_exposure_candidate_count']} " f"checks={summary['reviewer_check_count']} " f"lanes={summary['outcome_lane_count']} " f"accepted={summary['change_evidence_accepted_count']} " f"runtime_gate={summary['runtime_gate_count']}", file=sys.stderr, ) return 0 if __name__ == "__main__": sys.exit(main())