zioinfo-mail/workspace/guardia-itsm/core/deploy_impact.py
DESKTOP-TKLFCPR\ython cfe2901a55 refactor(structure): consolidate all projects under workspace/
- itsm/    -> workspace/guardia-itsm/
- manager/ -> workspace/guardia-manager/
- app/     -> workspace/guardia-messenger/
- manual/  -> workspace/guardia-docs/

workspace/zioinfo-web/ unchanged.
git mv preserves full commit history.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-31 23:50:56 +09:00

115 lines
3.7 KiB
Python

"""배포 영향 분석 — CMDB CI 의존성 그래프 BFS 탐색."""
from __future__ import annotations
import logging
from collections import deque
from typing import List
logger = logging.getLogger(__name__)
MAX_DEPTH = 3
async def analyze_deploy_impact(ci_id: int, db) -> dict:
"""
배포 대상 CI로부터 의존하는 모든 서비스/기관을 BFS로 탐색.
Returns:
{
"ci_id": int,
"ci_name": str,
"affected_cis": [{"ci_id", "ci_name", "ci_type", "relation_type", "depth"}],
"affected_institutions": [str],
"risk_level": "LOW"|"MEDIUM"|"HIGH"|"CRITICAL",
"risk_reason": str,
"recommendation": str
}
"""
from models import ConfigItem, CIRelation, Institution
from sqlalchemy import select, or_
root = await db.get(ConfigItem, ci_id)
if not root:
raise ValueError(f"CI ID {ci_id}를 찾을 수 없습니다.")
affected = []
visited = {ci_id}
queue = deque([(ci_id, 0)])
affected_inst_ids = set()
if root.inst_id:
affected_inst_ids.add(root.inst_id)
while queue:
current_id, depth = queue.popleft()
if depth >= MAX_DEPTH:
continue
# 현재 CI에서 출발하는 관계 조회 (DEPENDS_ON, USES, RUNS_ON 등)
relations = (await db.execute(
select(CIRelation)
.where(or_(
CIRelation.from_ci_id == current_id,
CIRelation.to_ci_id == current_id,
))
)).scalars().all()
for rel in relations:
next_id = rel.to_ci_id if rel.from_ci_id == current_id else rel.from_ci_id
if next_id in visited:
continue
visited.add(next_id)
next_ci = await db.get(ConfigItem, next_id)
if not next_ci:
continue
affected.append({
"ci_id": next_ci.id,
"ci_name": next_ci.name,
"ci_type": next_ci.ci_type,
"relation_type": rel.relation_type if hasattr(rel, "relation_type") else "RELATED",
"depth": depth + 1,
})
if next_ci.inst_id:
affected_inst_ids.add(next_ci.inst_id)
queue.append((next_id, depth + 1))
# 영향받는 기관명 수집
inst_names: List[str] = []
for iid in affected_inst_ids:
inst = await db.get(Institution, iid)
if inst:
inst_names.append(inst.inst_name)
# 리스크 레벨 산정
count = len(affected)
if count == 0:
risk_level = "LOW"
risk_reason = "영향받는 CI 없음"
recommendation = "배포를 안전하게 진행할 수 있습니다."
elif count <= 3:
risk_level = "MEDIUM"
risk_reason = f"영향 CI {count}"
recommendation = "담당자 확인 후 배포를 진행하세요."
elif count <= 8:
risk_level = "HIGH"
risk_reason = f"영향 CI {count}개 — 다수 서비스 영향"
recommendation = "CAB 검토 후 유지보수 시간대에 배포하세요."
else:
risk_level = "CRITICAL"
risk_reason = f"영향 CI {count}개 — 광범위한 서비스 영향"
recommendation = "P1 수준 변경 관리 절차를 따르세요. 긴급 배포 금지."
return {
"ci_id": root.id,
"ci_name": root.name,
"ci_type": root.ci_type,
"affected_cis": affected,
"affected_institutions": inst_names,
"risk_level": risk_level,
"risk_reason": risk_reason,
"recommendation": recommendation,
}