bvandeusen
230b542015
- Rename package fablednetmon → fabledscryer throughout - Multi-dashboard: ownership, per-user defaults, HTMX edit (add/remove/reorder) - Read-only share tokens scoped to individual dashboards - Dashboard edit is HTMX-driven (no page reloads) - Plugin management system: remote catalog, download/install, hot-reload, in-app restart - plugin_index.py: fetch/cache remote index.yaml; default URL → bvandeusen/fabledscryer-plugins - plugin_manager.py: download_and_install_plugin, hot_reload_plugin, restart_app - ZIP extraction handles GitHub archive formats (name-v1.0.0/, name-main/) - Settings split into tabbed sections: General, Notifications, Ansible, Plugins - Plugins tab: catalog browser (HTMX), install/activate/update/restart actions - UI/branding: dark palette (#07071a), crystal ball SVG logo, animated star field, Libertinus Serif applied to headings, nav, labels, and section titles - Widget registry (core/widgets.py) for dashboard plugin integration - UPS widget.html (dashboard card) and settings/_tabs.html include - Migrations 0005–0008: dashboards, is_default, ownership, share tokens - docs/plugins/: writing-a-plugin.md updated with publishing guide, index.yaml.example template for fabledscryer-plugins repo Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
101 lines
3.2 KiB
Python
101 lines
3.2 KiB
Python
from __future__ import annotations
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import asyncio
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import json
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import logging
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import smtplib
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import ssl
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import types
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from email.message import EmailMessage
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import httpx
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from jinja2 import Template
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logger = logging.getLogger(__name__)
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async def dispatch_notifications(
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smtp_cfg: dict,
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webhook_cfg: dict,
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alert_data: dict,
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) -> dict:
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"""Dispatch all configured notification channels. Returns results dict."""
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results = {}
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if smtp_cfg.get("host") and smtp_cfg.get("recipients"):
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results["email"] = await _send_email(smtp_cfg, alert_data)
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if webhook_cfg.get("url"):
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results["webhook"] = await _send_webhook(webhook_cfg, alert_data)
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return results
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async def _send_email(cfg: dict, alert: dict) -> dict:
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try:
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msg = EmailMessage()
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msg["Subject"] = f"[Fabled Scryer] {alert['state']} — {alert['rule_name']}"
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msg["From"] = cfg.get("username", "fabledscryer@localhost")
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msg["To"] = ", ".join(cfg["recipients"])
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msg.set_content(
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f"Alert: {alert['state']}\n"
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f"Rule: {alert['rule_name']}\n"
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f"Resource: {alert['resource']}\n"
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f"Metric: {alert['metric']} = {alert['value']}\n"
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f"Threshold: {alert['threshold']}\n"
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f"Time: {alert['timestamp']}\n"
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)
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loop = asyncio.get_running_loop()
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await loop.run_in_executor(None, _smtp_send_sync, cfg, msg)
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return {"sent": True, "error": None}
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except Exception as exc:
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logger.error(f"Email notification failed: {exc}")
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return {"sent": False, "error": str(exc)}
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def _smtp_send_sync(cfg: dict, msg: EmailMessage) -> None:
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ctx = ssl.create_default_context() if cfg.get("tls", True) else None
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with smtplib.SMTP(cfg["host"], cfg.get("port", 587)) as smtp:
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if ctx:
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smtp.starttls(context=ctx)
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if cfg.get("username"):
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smtp.login(cfg["username"], cfg.get("password", ""))
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smtp.send_message(msg)
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async def _send_webhook(cfg: dict, alert: dict) -> dict:
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template_str = cfg.get(
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"template",
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'{"content": "{{ alert.state }} — {{ alert.rule_name }}"}',
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)
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# Render Jinja2 template with alert as a namespace object (attribute access)
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try:
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alert_ns = types.SimpleNamespace(**alert)
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rendered = Template(template_str).render(alert=alert_ns)
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except Exception as exc:
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error = f"Template render failed: {exc}"
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logger.error(error)
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return {"sent": False, "error": error}
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# Validate JSON before sending
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try:
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json.loads(rendered)
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except json.JSONDecodeError as exc:
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error = f"Rendered webhook template is not valid JSON: {exc}"
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logger.error(error)
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return {"sent": False, "error": error}
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try:
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async with httpx.AsyncClient(timeout=10) as client:
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response = await client.post(
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cfg["url"],
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content=rendered,
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headers={"Content-Type": "application/json"},
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)
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response.raise_for_status()
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return {"sent": True, "error": None}
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except Exception as exc:
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error = str(exc)
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logger.error(f"Webhook notification failed: {error}")
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return {"sent": False, "error": error}
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