life-noc/scripts/generate_services.py
2026-03-13 16:13:37 -04:00

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#!/usr/bin/env python3
from pathlib import Path
import re
import sys
import yaml
INPUT_FILE = Path("domains.yaml")
OUTPUT_DIR = Path("icinga/services")
HOST_NAME = "life-noc"
SERVICE_TEMPLATE = "service_echeance"
DEFAULT_MOCK_STATE = "OK"
DEFAULT_MOCK_MESSAGE = "Sous contrôle"
def slugify(value: str) -> str:
value = value.strip().lower()
replacements = {
"à": "a", "â": "a", "ä": "a",
"ç": "c",
"é": "e", "è": "e", "ê": "e", "ë": "e",
"î": "i", "ï": "i",
"ô": "o", "ö": "o",
"ù": "u", "û": "u", "ü": "u",
"ÿ": "y",
"œ": "oe",
"æ": "ae",
"'": "",
"": "",
}
for old, new in replacements.items():
value = value.replace(old, new)
value = re.sub(r"[^a-z0-9\-]+", "-", value)
value = re.sub(r"-{2,}", "-", value)
return value.strip("-")
def icinga_escape(value: str) -> str:
return value.replace("\\", "\\\\").replace('"', '\\"')
def normalize_mock_state(value: str) -> str:
state = str(value).strip().upper()
allowed = {"OK", "WARNING", "CRITICAL"}
if state not in allowed:
raise ValueError(
f"mock_state invalide: {value}. Valeurs permises: {', '.join(sorted(allowed))}"
)
return state
def render_service(domain: str, item: dict) -> str:
name = item["name"].strip()
date = str(item["date"]).strip()
notes = item.get("notes", "").strip()
notes_url = item.get("notes_url", "").strip()
action_url = item.get("action_url", "").strip()
mock_state = normalize_mock_state(item.get("mock_state", DEFAULT_MOCK_STATE))
mock_message = item.get("mock_message", DEFAULT_MOCK_MESSAGE).strip() or DEFAULT_MOCK_MESSAGE
service_name = f"{domain}-{name}"
lines = [
f'apply Service "{icinga_escape(service_name)}" {{',
f' import "{SERVICE_TEMPLATE}"',
f' vars.date_echeance = "{icinga_escape(date)}"',
f' vars.mock_state = "{icinga_escape(mock_state)}"',
f' vars.mock_message = "{icinga_escape(mock_message)}"',
]
if notes:
lines.append(f' notes = "{icinga_escape(notes)}"')
if notes_url:
lines.append(f' notes_url = "{icinga_escape(notes_url)}"')
if action_url:
lines.append(f' action_url = "{icinga_escape(action_url)}"')
lines.append(f' assign where host.name == "{HOST_NAME}"')
lines.append("}")
lines.append("")
return "\n".join(lines)
def main() -> int:
if not INPUT_FILE.exists():
print(f"Erreur: fichier introuvable: {INPUT_FILE}", file=sys.stderr)
return 1
with INPUT_FILE.open("r", encoding="utf-8") as f:
data = yaml.safe_load(f)
if not isinstance(data, dict) or "domains" not in data:
print("Erreur: le YAML doit contenir une clé racine 'domains'.", file=sys.stderr)
return 1
domains = data["domains"]
if not isinstance(domains, dict):
print("Erreur: 'domains' doit être un objet YAML.", file=sys.stderr)
return 1
OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
generated_files = []
for raw_domain, services in domains.items():
domain = slugify(str(raw_domain))
if not isinstance(services, list):
print(f"Erreur: le domaine '{raw_domain}' doit contenir une liste.", file=sys.stderr)
return 1
output_file = OUTPUT_DIR / f"{domain}.conf"
content = [
"/*",
f" AUTO-GENERATED FILE - DOMAIN: {raw_domain}",
" Ne pas modifier manuellement.",
" Source: domains.yaml",
"*/",
"",
]
for idx, item in enumerate(services, start=1):
if not isinstance(item, dict):
print(f"Erreur: entrée invalide dans '{raw_domain}' à la position {idx}.", file=sys.stderr)
return 1
missing = [key for key in ("name", "date", "notes") if key not in item]
if missing:
print(
f"Erreur: dans le domaine '{raw_domain}', entrée {idx}, champs manquants: {', '.join(missing)}",
file=sys.stderr,
)
return 1
try:
content.append(render_service(domain, item))
except ValueError as exc:
print(f"Erreur dans '{raw_domain}', entrée {idx}: {exc}", file=sys.stderr)
return 1
output_file.write_text("\n".join(content).rstrip() + "\n", encoding="utf-8")
generated_files.append(str(output_file))
print("Fichiers générés :")
for file_path in generated_files:
print(f" - {file_path}")
return 0
if __name__ == "__main__":
raise SystemExit(main())