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feat(security): 新增 SSH network access 只讀清冊
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2026-06-11 22:18:02 +08:00
parent 472d0cf968
commit bc7e5e05ce
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scripts/security/ssh-network-access-inventory.py Normal file
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#!/usr/bin/env python3
"""
IwoooS SSH / network access repo-only 清冊。
本工具只讀取已提交的 repo 檔案，整理 SSH target、known_hosts policy、
sudoers wrapper、NetworkPolicy、NodePort、WireGuard runbook 與 SSH action rule。
它不 SSH、不 keyscan、不讀 live firewall、不套用 NetworkPolicy、不改
NodePort、不啟動 WireGuard、不執行 sudo 或任何主機命令。
"""
from __future__ import annotations
import argparse
import hashlib
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))
SURFACES: list[dict[str, Any]] = [
{
"surface_id": "ansible_inventory_ssh_targets",
"label": "Ansible inventory SSH targets",
"source_path": "infra/ansible/inventory/hosts.yml",
"expected_scope": "110_111_112_120_121_188",
"config_kind": "ssh_target_inventory",
"control_tier": "C1",
"current_state": "repo_source_visible_needs_pinned_host_key_policy",
"access_scope": ["192.168.0.110", "192.168.0.111", "192.168.0.112", "192.168.0.120", "192.168.0.121", "192.168.0.188"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 host owner、pinned known_hosts disposition、ProxyJump policy、key owner 與 rollback owner。",
},
{
"surface_id": "ansible_common_ssh_args",
"label": "Ansible common SSH host key policy",
"source_path": "infra/ansible/inventory/group_vars/all.yml",
"expected_scope": "multi_host",
"config_kind": "ssh_client_policy",
"control_tier": "C1",
"current_state": "accept_new_policy_visible_needs_owner_disposition",
"access_scope": ["StrictHostKeyChecking=accept-new", "ConnectTimeout=10"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "確認 accept-new 是否只限 bootstrap，補升級 pinned known_hosts 的 owner 與時間窗。",
},
{
"surface_id": "gitea_cd_known_hosts_secret",
"label": "Gitea CD repair known_hosts secret",
"source_path": ".gitea/workflows/cd.yaml",
"expected_scope": "110_120_121_188_known_hosts",
"config_kind": "known_hosts_secret_workflow",
"control_tier": "C1",
"current_state": "repo_guard_visible_live_secret_not_verified",
"access_scope": ["192.168.0.110", "192.168.0.120", "192.168.0.121", "192.168.0.188"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 owner-provided known_hosts secret metadata、缺 120 時的處置、key rotation owner 與失敗通知 owner。",
},
{
"surface_id": "gitea_cd_deploy_ssh",
"label": "Gitea CD K8s deploy SSH path",
"source_path": ".gitea/workflows/cd.yaml",
"expected_scope": "k8s_ssh_host",
"config_kind": "ci_deploy_ssh",
"control_tier": "C1",
"current_state": "write_capable_deploy_path_visible_gate_closed",
"access_scope": ["K8S_SSH_HOST", "deploy_key", "kubectl apply", "ArgoCD sync"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 deploy SSH host owner、maintenance window、rollback owner、post-check 指標與 break-glass policy。",
},
{
"surface_id": "gitea_cd_dev_ssh",
"label": "Gitea CD dev deploy SSH path",
"source_path": ".gitea/workflows/cd-dev.yaml",
"expected_scope": "192.168.0.120",
"config_kind": "ci_deploy_ssh",
"control_tier": "C1",
"current_state": "dev_write_capable_deploy_path_visible_gate_closed",
"access_scope": ["192.168.0.120", "deploy_key", "kubectl apply"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "確認 dev deploy key scope、host key policy、rollback owner 與 dev/prod 邊界。",
},
{
"surface_id": "deploy_alerts_ssh_path",
"label": "Deploy alerts SSH path",
"source_path": ".gitea/workflows/deploy-alerts.yaml",
"expected_scope": "192.168.0.110",
"config_kind": "ci_deploy_ssh",
"control_tier": "C1",
"current_state": "write_capable_alert_deploy_path_visible_gate_closed",
"access_scope": ["192.168.0.110", "deploy alert scripts"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 alert deploy owner、known_hosts pinning、rollback owner、post-check 與通知路徑。",
},
{
"surface_id": "monitoring_discover_docker_ssh",
"label": "Monitoring Docker discovery SSH scanner",
"source_path": "ops/monitoring/discover_docker.py",
"expected_scope": "110_188_docker_hosts",
"config_kind": "ssh_discovery_script",
"control_tier": "C1",
"current_state": "accept_new_scanner_visible_needs_read_only_gate",
"access_scope": ["192.168.0.110", "192.168.0.188", "docker ps"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 scanner 執行 owner、read-only window、pinned known_hosts、輸出脫敏與失敗處置。",
},
{
"surface_id": "monitoring_exporter_deploy_ssh",
"label": "Monitoring exporter deploy SSH script",
"source_path": "ops/monitoring/deploy-exporters.sh",
"expected_scope": "192.168.0.188",
"config_kind": "monitoring_ssh_deploy_script",
"control_tier": "C1",
"current_state": "write_capable_script_visible_gate_closed",
"access_scope": ["192.168.0.188", "scp", "docker compose up -d"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 exporter deploy owner、maintenance window、rollback owner、host key policy 與 post-check 指標。",
},
{
"surface_id": "backup_config_ssh_capture",
"label": "Backup config SSH capture",
"source_path": "scripts/backup/backup-configs.sh",
"expected_scope": "110_188_120_121_cluster",
"config_kind": "ssh_backup_capture",
"control_tier": "C1",
"current_state": "read_capable_capture_visible_not_executed",
"access_scope": ["/etc/ssh", "/etc/nginx", "systemd", "docker", "k8s"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 backup execution owner、secret redaction proof、retention owner 與 restore validation。",
},
{
"surface_id": "host_ops_sudoers_wrapper",
"label": "Host ops sudoers wrapper",
"source_path": "scripts/host-ops/awoooi-wrapper.sudoers",
"expected_scope": "host_ops_minimal_sudo",
"config_kind": "sudoers_policy",
"control_tier": "C1",
"current_state": "sudoers_source_visible_needs_live_owner_evidence",
"access_scope": ["awoooi-hosts-add", "docker kill SIGHUP", "promtool", "amtool"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 live sudoers hash、visudo validation、command owner、rollback owner 與 forbidden command proof。",
},
{
"surface_id": "k8s_prod_network_policy",
"label": "K8s production NetworkPolicy",
"source_path": "k8s/awoooi-prod/02-network-policy.yaml",
"expected_scope": "awoooi_prod_namespace",
"config_kind": "k8s_network_policy",
"control_tier": "C1",
"current_state": "repo_policy_visible_needs_live_cluster_diff",
"access_scope": ["default deny", "ingress", "egress", "SSH egress", "Ollama", "monitoring"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 live NetworkPolicy diff、ingress / egress owner、rollback owner 與 route smoke。",
},
{
"surface_id": "argocd_metrics_network_policy",
"label": "ArgoCD metrics NetworkPolicy",
"source_path": "k8s/argocd/argocd-metrics-network-policy.yaml",
"expected_scope": "argocd_namespace",
"config_kind": "k8s_network_policy",
"control_tier": "C1",
"current_state": "repo_policy_visible_needs_prometheus_owner_confirmation",
"access_scope": ["192.168.0.188", "argocd metrics", "192.168.0.0/24 UI"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 Prometheus scrape owner、NodePort exposure owner、live policy diff 與 rollback owner。",
},
{
"surface_id": "argocd_metrics_nodeport",
"label": "ArgoCD metrics NodePort",
"source_path": "k8s/argocd/argocd-metrics-nodeport.yaml",
"expected_scope": "argocd_nodeport_30882_30883",
"config_kind": "k8s_nodeport_service",
"control_tier": "C1",
"current_state": "nodeport_source_visible_needs_exposure_review",
"access_scope": ["nodePort 30882", "nodePort 30883"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 NodePort exposure owner、firewall owner、Prometheus source whitelist 與 rollback owner。",
},
{
"surface_id": "velero_metrics_nodeport",
"label": "Velero metrics NodePort",
"source_path": "k8s/velero/velero-metrics-service.yaml",
"expected_scope": "velero_nodeport_30885",
"config_kind": "k8s_nodeport_service",
"control_tier": "C1",
"current_state": "nodeport_source_visible_needs_exposure_review",
"access_scope": ["nodePort 30885", "backup metrics"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 Velero metrics exposure owner、firewall owner、Prometheus source whitelist 與 rollback owner。",
},
{
"surface_id": "wireguard_mesh_runbook",
"label": "GCP Ollama WireGuard mesh runbook",
"source_path": "docs/runbooks/GCP-OLLAMA-WIREGUARD-MESH.md",
"expected_scope": "110_111_120_121_gcp_a_gcp_b",
"config_kind": "wireguard_runbook",
"control_tier": "C1",
"current_state": "target_architecture_documented_not_applied",
"access_scope": ["10.77.114.0/24", "51820/udp", "GCP-A", "GCP-B"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 WireGuard owner、public-key metadata、firewall rule owner、canary plan、rollback owner 與 cutover gate。",
},
{
"surface_id": "alert_rules_ssh_actions",
"label": "Alert rules SSH action surface",
"source_path": "apps/api/alert_rules.yaml",
"expected_scope": "ssh_mcp_action_catalog",
"config_kind": "alert_ssh_action_rules",
"control_tier": "C1",
"current_state": "ssh_action_catalog_visible_gate_closed",
"access_scope": ["ssh_diagnose", "docker restart", "systemctl restart", "docker compose", "docker prune"],
"requires_live_evidence": True,
"requires_owner_response": True,
"next_owner_action": "補 action owner、read/write/admin 分級、approval gate、cooldown、rollback owner 與 post-check 指標。",
},
]
FALSE_BOUNDARIES = {
"runtime_execution_authorized": False,
"host_write_authorized": False,
"ssh_read_authorized": False,
"ssh_write_authorized": False,
"sudo_action_authorized": False,
"firewall_change_authorized": False,
"network_policy_apply_authorized": False,
"nodeport_change_authorized": False,
"wireguard_change_authorized": False,
"known_hosts_patch_authorized": False,
"host_keyscan_authorized": False,
"live_host_read_authorized": False,
"secret_value_collection_allowed": False,
"ssh_key_collection_allowed": False,
"active_scan_authorized": False,
"action_buttons_allowed": False,
}
WRITE_CAPABLE_KINDS = {
"ci_deploy_ssh",
"monitoring_ssh_deploy_script",
"sudoers_policy",
"alert_ssh_action_rules",
}
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 file_metadata(root: Path, source_path: str) -> dict[str, Any]:
path = root / source_path
exists = path.exists()
if not exists:
return {"source_exists": False, "line_count": 0, "sha256": None}
content = path.read_bytes()
return {
"source_exists": True,
"line_count": len(content.decode("utf-8", errors="replace").splitlines()),
"sha256": hashlib.sha256(content).hexdigest(),
}
def build_surface(root: Path, surface: dict[str, Any]) -> dict[str, Any]:
metadata = file_metadata(root, surface["source_path"])
return {
**surface,
**metadata,
"owner_response_received": False,
"owner_response_accepted": False,
"live_evidence_received": False,
"maintenance_window_accepted": False,
"rollback_owner_accepted": False,
"runtime_gate_open": False,
"action_buttons_allowed": False,
}
def build_report(root: Path, generated_at: str | None) -> dict[str, Any]:
report_time = generated_at or datetime.now(TAIPEI).isoformat(timespec="seconds")
surfaces = [build_surface(root, surface) for surface in SURFACES]
expected_scopes = sorted({surface["expected_scope"] for surface in surfaces})
write_capable = [surface for surface in surfaces if surface["config_kind"] in WRITE_CAPABLE_KINDS]
ssh_sources = [surface for surface in surfaces if "ssh" in surface["config_kind"] or surface["config_kind"] in {"known_hosts_secret_workflow", "sudoers_policy"}]
network_policies = [surface for surface in surfaces if surface["config_kind"] == "k8s_network_policy"]
nodeports = [surface for surface in surfaces if surface["config_kind"] == "k8s_nodeport_service"]
wireguard = [surface for surface in surfaces if surface["config_kind"] == "wireguard_runbook"]
return {
"schema_version": "ssh_network_access_inventory_v1",
"generated_at": report_time,
"git_commit": git_short_sha(root),
"status": "repo_only_inventory_ready",
"source_scope": "committed_repo_files_only",
"summary": {
"surface_count": len(surfaces),
"source_exists_count": sum(1 for surface in surfaces if surface["source_exists"]),
"expected_scope_count": len(expected_scopes),
"ssh_source_surface_count": len(ssh_sources),
"network_policy_surface_count": len(network_policies),
"nodeport_surface_count": len(nodeports),
"sudoers_surface_count": sum(1 for surface in surfaces if surface["config_kind"] == "sudoers_policy"),
"wireguard_surface_count": len(wireguard),
"write_capable_surface_count": len(write_capable),
"surfaces_requiring_owner_response_count": sum(1 for surface in surfaces if surface["requires_owner_response"]),
"surfaces_requiring_live_evidence_count": sum(1 for surface in surfaces if surface["requires_live_evidence"]),
"owner_response_received_count": 0,
"owner_response_accepted_count": 0,
"live_evidence_received_count": 0,
"maintenance_window_accepted_count": 0,
"rollback_owner_accepted_count": 0,
"runtime_gate_count": 0,
"action_button_count": 0,
"coverage_percent_after_inventory": 54,
"coverage_percent_before_inventory": 48,
},
"execution_boundaries": FALSE_BOUNDARIES,
"expected_scopes": expected_scopes,
"access_surfaces": surfaces,
"write_capable_surfaces": [
{
"surface_id": surface["surface_id"],
"label": surface["label"],
"config_kind": surface["config_kind"],
"expected_scope": surface["expected_scope"],
"required_gate": "owner_response_plus_maintenance_window_plus_rollback_owner",
}
for surface in write_capable
],
"next_collection_order": [
"gitea_cd_known_hosts_secret",
"ansible_inventory_ssh_targets",
"host_ops_sudoers_wrapper",
"k8s_prod_network_policy",
"alert_rules_ssh_actions",
"argocd_metrics_nodeport",
"velero_metrics_nodeport",
"wireguard_mesh_runbook",
"monitoring_discover_docker_ssh",
"backup_config_ssh_capture",
],
"operator_interpretation": [
"這是 repo-only SSH / network access 清冊，不是 live host、firewall 或 cluster truth。",
"source_exists=true 只代表 repo 檔案存在；不代表 known_hosts、sudoers、NetworkPolicy、NodePort 或 WireGuard 已套用。",
"write-capable SSH / sudoers / alert action surface 可見代表需被管控，不代表 SSH、sudo、docker、systemctl 或 kubectl 已授權。",
"所有 live hash、pinned host key、maintenance window、rollback owner、firewall owner 與 post-check 指標都仍需 owner response。",
],
}
def parse_args() -> argparse.Namespace:
parser = argparse.ArgumentParser(description="產生 IwoooS SSH / network access repo-only 清冊")
parser.add_argument("--root", default=".", help="repo root")
parser.add_argument("--output", help="輸出 JSON 檔")
parser.add_argument("--generated-at", help="固定 generated_at")
return parser.parse_args()
def main() -> int:
args = parse_args()
root = Path(args.root).resolve()
report = build_report(root, args.generated_at)
text = json.dumps(report, ensure_ascii=False, indent=2, sort_keys=True)
if args.output:
Path(args.output).write_text(text + "\n", encoding="utf-8")
else:
print(text)
print(
"SSH_NETWORK_ACCESS_INVENTORY_OK "
f"surfaces={report['summary']['surface_count']} "
f"ssh_sources={report['summary']['ssh_source_surface_count']} "
f"nodeports={report['summary']['nodeport_surface_count']} "
f"runtime_gate={report['summary']['runtime_gate_count']}",
file=sys.stderr,
)
return 0
if __name__ == "__main__":
raise SystemExit(main())