454 lines
20 KiB
Python
454 lines
20 KiB
Python
#!/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())
|