Release v1.3.0: AI feature flag and MCP server
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- Add AI_FEATURES_ENABLED config flag to gate AI/natural-language features
- Conditionally register /api/ask router based on AI_FEATURES_ENABLED
- Add GET /api/config/features endpoint for frontend feature detection
- Update frontend to hide Ask panel when AI features are disabled
- Implement standalone MCP server (backend/mcp_server.py) with tools:
  * search_events, get_event, get_summary, ask
- Add mcp dependency to requirements.txt
- Update .env.example, AGENTS.md, and ROADMAP.md
- Bump VERSION to 1.3.0
This commit is contained in:
2026-04-20 18:11:26 +02:00
parent b4e504a87b
commit 60b6ad15c4
11 changed files with 435 additions and 29 deletions

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@@ -34,6 +34,10 @@ SIEM_WEBHOOK_URL=
# Optional: enable rule-based alerting during ingestion # Optional: enable rule-based alerting during ingestion
ALERTS_ENABLED=false ALERTS_ENABLED=false
# Optional: enable AI/natural-language features (/api/ask, MCP server)
# Set to false to completely disable AI endpoints and UI elements
AI_FEATURES_ENABLED=true
# Optional: LLM configuration for natural language querying (/api/ask) # Optional: LLM configuration for natural language querying (/api/ask)
# Supports any OpenAI-compatible API (OpenAI, Azure OpenAI, Ollama, etc.) # Supports any OpenAI-compatible API (OpenAI, Azure OpenAI, Ollama, etc.)
# For Azure OpenAI / MS Foundry, set BASE_URL to your deployment endpoint # For Azure OpenAI / MS Foundry, set BASE_URL to your deployment endpoint

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@@ -6,28 +6,34 @@ AOC is a FastAPI microservice that ingests Microsoft Entra (Azure AD) audit logs
## Technology Stack ## Technology Stack
- **Runtime**: Python 3.11 - **Runtime**: Python 3.11 (3.14 for tests)
- **Web Framework**: FastAPI + Uvicorn - **Web Framework**: FastAPI + Uvicorn (Gunicorn in production)
- **Database**: MongoDB (PyMongo) - **Database**: MongoDB (PyMongo)
- **Frontend**: Vanilla HTML/CSS/JS (served as static files from `backend/frontend/`) - **Frontend**: Alpine.js + HTML/CSS (served as static files from `backend/frontend/`)
- **Authentication**: Optional OIDC Bearer token validation against Microsoft Entra (using `python-jose` and MSAL.js on the frontend) - **Authentication**: Optional OIDC Bearer token validation against Microsoft Entra (using `python-jose` and MSAL.js on the frontend)
- **External APIs**: Microsoft Graph API, Office 365 Management Activity API - **External APIs**: Microsoft Graph API, Office 365 Management Activity API, Azure OpenAI / MS Foundry
- **Deployment**: Docker Compose - **Deployment**: Docker Compose (dev), Docker Compose + nginx (prod)
- **CI/CD**: Gitea Actions (lint + test + Docker build + release)
## Project Structure ## Project Structure
``` ```
backend/ backend/
main.py # FastAPI app, router registration, background periodic fetch main.py # FastAPI app, router registration, background periodic fetch
config.py # Environment-based configuration (loads .env) config.py # Pydantic Settings configuration (loads .env)
database.py # MongoClient setup (db = micro_soc, collection = events) database.py # MongoClient setup (db = micro_soc, collection = events)
auth.py # OIDC Bearer token validation, JWKS caching, role/group checks auth.py # OIDC Bearer token validation, JWKS caching, role/group checks
requirements.txt # Python dependencies requirements.txt # Python dependencies
Dockerfile # python:3.11-slim image Dockerfile # python:3.11-slim image, non-root user, version baked at build
mcp_server.py # Standalone MCP server for Claude Desktop / Cursor integration
routes/ routes/
fetch.py # GET /api/fetch-audit-logs, run_fetch() fetch.py # GET /api/fetch-audit-logs, run_fetch()
events.py # GET /api/events, GET /api/filter-options events.py # GET /api/events, GET /api/filter-options, PATCH tags, POST comments
config.py # GET /api/config/auth config.py # GET /api/config/auth, GET /api/config/features
ask.py # POST /api/ask — natural language query with LLM
health.py # GET /health, GET /metrics
rules.py # Rule-based alerting endpoints
webhooks.py # Microsoft Graph change notification webhooks
graph/ graph/
auth.py # Client credentials token acquisition for Graph auth.py # Client credentials token acquisition for Graph
audit_logs.py # Fetch and enrich directory audit logs from Graph audit_logs.py # Fetch and enrich directory audit logs from Graph
@@ -41,7 +47,7 @@ backend/
mappings.yml # User-editable category labels and summary templates mappings.yml # User-editable category labels and summary templates
maintenance.py # CLI for re-normalization and deduplication of stored events maintenance.py # CLI for re-normalization and deduplication of stored events
frontend/ frontend/
index.html # Single-page UI with filters, pagination, raw-event modal index.html # Single-page UI with filters, pagination, ask panel, raw-event modal
style.css # Dark-themed stylesheet style.css # Dark-themed stylesheet
``` ```
@@ -60,6 +66,9 @@ Key variables:
- `AUTH_ALLOWED_ROLES`, `AUTH_ALLOWED_GROUPS` — comma-separated access control lists - `AUTH_ALLOWED_ROLES`, `AUTH_ALLOWED_GROUPS` — comma-separated access control lists
- `ENABLE_PERIODIC_FETCH`, `FETCH_INTERVAL_MINUTES` — background ingestion scheduler - `ENABLE_PERIODIC_FETCH`, `FETCH_INTERVAL_MINUTES` — background ingestion scheduler
- `MONGO_ROOT_USERNAME`, `MONGO_ROOT_PASSWORD`, `MONGO_PORT` — used by Docker Compose for MongoDB - `MONGO_ROOT_USERNAME`, `MONGO_ROOT_PASSWORD`, `MONGO_PORT` — used by Docker Compose for MongoDB
- `AI_FEATURES_ENABLED` — set `false` to completely disable AI endpoints and UI (default `true`)
- `LLM_API_KEY`, `LLM_BASE_URL`, `LLM_MODEL`, `LLM_MAX_EVENTS`, `LLM_TIMEOUT_SECONDS` — LLM provider settings
- `LLM_API_VERSION` — required for Azure OpenAI / MS Foundry endpoints
## Build and Run Commands ## Build and Run Commands
@@ -87,35 +96,81 @@ uvicorn main:app --reload --host 0.0.0.0 --port 8000
## API Endpoints ## API Endpoints
- `GET /api/fetch-audit-logs?hours=168` — pulls last N hours (capped at 720 / 30 days) from all sources, normalizes, dedupes, and upserts into MongoDB - `GET /api/fetch-audit-logs?hours=168` — pulls last N hours (capped at 720 / 30 days) from all sources, normalizes, dedupes, and upserts into MongoDB
- `GET /api/events` — list stored events with filters (`service`, `actor`, `operation`, `result`, `start`, `end`, `search`) and pagination (`page`, `page_size`) - `GET /api/events` — list stored events with filters (`service`, `actor`, `operation`, `result`, `start`, `end`, `search`) and cursor-based pagination
- `GET /api/filter-options` — best-effort distinct values for UI dropdowns - `GET /api/filter-options` — best-effort distinct values for UI dropdowns
- `GET /api/config/auth` — auth configuration exposed to the frontend - `GET /api/config/auth` — auth configuration exposed to the frontend
- `GET /api/config/features` — feature flags (`ai_features_enabled`)
- `POST /api/ask` — natural language query; returns LLM narrative + referenced events (only when `AI_FEATURES_ENABLED=true`)
- `GET /health` — liveness probe with DB connectivity
- `GET /metrics` — Prometheus metrics
## MCP Server
A standalone MCP server (`backend/mcp_server.py`) exposes audit log tools for Claude Desktop, Cursor, and other MCP clients.
Available tools:
- `search_events` — Search by entity, service, operation, result, time range
- `get_event` — Retrieve a single event by ID (raw JSON)
- `get_summary` — Aggregated counts by service, operation, result, actor
- `ask` — Natural language question (returns recent events + guidance)
**Claude Desktop config** (`~/.config/claude/claude_desktop_config.json`):
```json
{
"mcpServers": {
"aoc": {
"command": "python",
"args": ["/path/to/aoc/backend/mcp_server.py"],
"env": {"MONGO_URI": "mongodb://root:example@localhost:27017/"}
}
}
}
```
The MCP server imports `database.py` directly and does not go through the FastAPI layer, so it shares the same MongoDB connection but bypasses auth.
## AI Feature Flag
Set `AI_FEATURES_ENABLED=false` in `.env` to:
- Prevent the `ask` router from being registered in FastAPI
- Hide the "Ask a question" panel in the frontend
- Return `ai_features_enabled: false` from `/api/config/features`
This is intended for the open-core monetization split: core features (ingestion, filtering, search, export) are always available; premium AI features (NLQ, MCP) can be disabled.
## Code Conventions ## Code Conventions
- Python modules use absolute imports within the `backend/` package (e.g., `from graph.auth import get_access_token`). When running locally, ensure the working directory is `backend/` so these resolve correctly. - Python modules use absolute imports within the `backend/` package (e.g., `from graph.auth import get_access_token`). When running locally, ensure the working directory is `backend/` so these resolve correctly.
- No formal formatter or linter is configured. Keep changes consistent with the existing style: simple functions, explicit exception handling, and informative docstrings. - The project uses `ruff` for linting and formatting. Run `ruff check . && ruff format .` before committing.
- The frontend is a single HTML file with inline JavaScript. It relies on the MSAL.js CDN (`https://alcdn.msauth.net/browser/2.37.0/js/msal-browser.min.js`). - Keep changes consistent with the existing style: simple functions, explicit exception handling, and informative docstrings.
- The frontend is a single HTML file with inline JavaScript and Alpine.js.
## Testing ## Testing
There are currently **no automated tests** in this repository. When adding new features or bug fixes, verify behavior manually: Tests run with pytest and mongomock (no real MongoDB required):
1. Start the server (Docker Compose or local uvicorn). ```bash
2. Run a smoke test: cd backend
```bash python -m venv .venv_test
curl http://localhost:8000/api/events source .venv_test/bin/activate
curl http://localhost:8000/api/fetch-audit-logs pip install -r requirements.txt
``` pytest tests/ -q
3. Open http://localhost:8000 in a browser, apply filters, paginate, and click "View raw event". ```
When adding new features or bug fixes, add or update tests in `backend/tests/`. The test suite covers:
- Event normalization and deduplication
- Auth middleware and token validation
- API endpoints (`/api/events`, `/api/fetch-audit-logs`, `/api/ask`)
- NLQ time range extraction, entity extraction, query building
## Security Considerations ## Security Considerations
- **Secrets**: `CLIENT_SECRET` and other credentials come from `.env`. Never commit `.env`. - **Secrets**: `CLIENT_SECRET`, `LLM_API_KEY`, and other credentials come from `.env`. Never commit `.env`.
- **Auth validation**: When `AUTH_ENABLED=true`, the backend fetches JWKS from `https://login.microsoftonline.com/{AUTH_TENANT_ID}/v2.0/.well-known/openid-configuration`, caches keys for 1 hour, and validates tenant/issuer claims. Tokens are decoded without strict signature verification (`jwt.get_unverified_claims`), so the tenant and issuer checks are the primary gate. - **Auth validation**: When `AUTH_ENABLED=true`, the backend fetches JWKS from `https://login.microsoftonline.com/{AUTH_TENANT_ID}/v2.0/.well-known/openid-configuration`, caches keys for 1 hour, and validates tenant/issuer claims. Tokens are decoded without strict signature verification (`jwt.get_unverified_claims`), so the tenant and issuer checks are the primary gate.
- **Role/Group gating**: Access is allowed if the tokens `roles` intersect `AUTH_ALLOWED_ROLES` or `groups` intersect `AUTH_ALLOWED_GROUPS`. If neither list is configured, all authenticated users are allowed. - **Role/Group gating**: Access is allowed if the tokens `roles` intersect `AUTH_ALLOWED_ROLES` or `groups` intersect `AUTH_ALLOWED_GROUPS`. If neither list is configured, all authenticated users are allowed.
- **Pagination limits**: `page_size` is clamped to a maximum of 500 to prevent large queries. - **Pagination limits**: `page_size` is clamped to a maximum of 500 to prevent large queries.
- **Fetch window cap**: `hours` is clamped to 720 (30 days) to avoid runaway API calls. - **Fetch window cap**: `hours` is clamped to 720 (30 days) to avoid runaway API calls.
- **MCP server**: The MCP server bypasses auth entirely. Only run it in trusted environments or behind a VPN.
## Maintenance and Operations ## Maintenance and Operations

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@@ -59,5 +59,15 @@ Goal: evolve from a polling dashboard into a full security operations tool.
--- ---
## Phase 5: Intelligence
Goal: add AI-powered analysis and external tool integration.
- [x] AI feature flag (`AI_FEATURES_ENABLED`) to gate LLM-dependent features
- [x] Natural language query endpoint (`/api/ask`) with intent extraction and smart sampling
- [x] MCP (Model Context Protocol) server for Claude Desktop / Cursor integration
- [ ] Advanced analytics dashboard (trending operations, anomaly detection)
- [ ] Redis caching for LLM responses and frequent queries
- [ ] Async queue for LLM requests to prevent timeout/cost explosions at scale
## Completed in this PR ## Completed in this PR
All Phase 1 items were implemented in the latest changes. All Phase 5 items marked done were implemented in v1.3.0.

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@@ -1 +1 @@
1.2.7 1.3.0

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@@ -42,7 +42,8 @@ class Settings(BaseSettings):
# Alerting # Alerting
ALERTS_ENABLED: bool = False ALERTS_ENABLED: bool = False
# LLM / Natural Language Query # AI / Natural Language Query
AI_FEATURES_ENABLED: bool = True
LLM_API_KEY: str = "" LLM_API_KEY: str = ""
LLM_BASE_URL: str = "https://api.openai.com/v1" LLM_BASE_URL: str = "https://api.openai.com/v1"
LLM_MODEL: str = "gpt-4o-mini" LLM_MODEL: str = "gpt-4o-mini"
@@ -77,6 +78,7 @@ SIEM_ENABLED = _settings.SIEM_ENABLED
SIEM_WEBHOOK_URL = _settings.SIEM_WEBHOOK_URL SIEM_WEBHOOK_URL = _settings.SIEM_WEBHOOK_URL
ALERTS_ENABLED = _settings.ALERTS_ENABLED ALERTS_ENABLED = _settings.ALERTS_ENABLED
AI_FEATURES_ENABLED = _settings.AI_FEATURES_ENABLED
LLM_API_KEY = _settings.LLM_API_KEY LLM_API_KEY = _settings.LLM_API_KEY
LLM_BASE_URL = _settings.LLM_BASE_URL LLM_BASE_URL = _settings.LLM_BASE_URL
LLM_MODEL = _settings.LLM_MODEL LLM_MODEL = _settings.LLM_MODEL

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@@ -38,7 +38,7 @@
</div> </div>
</section> </section>
<section class="panel"> <section class="panel" x-show="aiFeaturesEnabled">
<h3>Ask a question</h3> <h3>Ask a question</h3>
<form class="ask-form" @submit.prevent="askQuestion()"> <form class="ask-form" @submit.prevent="askQuestion()">
<div class="ask-row"> <div class="ask-row">
@@ -244,6 +244,7 @@
}, },
options: { actors: [], services: [], operations: [], results: [] }, options: { actors: [], services: [], operations: [], results: [] },
appVersion: '', appVersion: '',
aiFeaturesEnabled: true,
askQuestionText: '', askQuestionText: '',
askLoading: false, askLoading: false,
askAnswer: '', askAnswer: '',
@@ -302,6 +303,18 @@
this.authConfig = { auth_enabled: false }; this.authConfig = { auth_enabled: false };
} }
try {
const featRes = await fetch('/api/config/features');
if (featRes.ok) {
const featBody = await featRes.json();
this.aiFeaturesEnabled = featBody.ai_features_enabled !== false;
} else {
this.aiFeaturesEnabled = true;
}
} catch {
this.aiFeaturesEnabled = true;
}
if (!this.authConfig?.auth_enabled) { if (!this.authConfig?.auth_enabled) {
this.authBtnText = ''; this.authBtnText = '';
return; return;

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@@ -6,7 +6,7 @@ from pathlib import Path
import structlog import structlog
from audit_trail import log_action from audit_trail import log_action
from config import CORS_ORIGINS, ENABLE_PERIODIC_FETCH, FETCH_INTERVAL_MINUTES from config import AI_FEATURES_ENABLED, CORS_ORIGINS, ENABLE_PERIODIC_FETCH, FETCH_INTERVAL_MINUTES
from database import setup_indexes from database import setup_indexes
from fastapi import FastAPI, HTTPException, Request from fastapi import FastAPI, HTTPException, Request
from fastapi.middleware.cors import CORSMiddleware from fastapi.middleware.cors import CORSMiddleware
@@ -14,7 +14,6 @@ from fastapi.responses import Response
from fastapi.staticfiles import StaticFiles from fastapi.staticfiles import StaticFiles
from metrics import observe_request, prometheus_metrics from metrics import observe_request, prometheus_metrics
from middleware import CorrelationIdMiddleware from middleware import CorrelationIdMiddleware
from routes.ask import router as ask_router
from routes.config import router as config_router from routes.config import router as config_router
from routes.events import router as events_router from routes.events import router as events_router
from routes.fetch import router as fetch_router from routes.fetch import router as fetch_router
@@ -113,7 +112,10 @@ app.include_router(events_router, prefix="/api")
app.include_router(config_router, prefix="/api") app.include_router(config_router, prefix="/api")
app.include_router(webhooks_router, prefix="/api") app.include_router(webhooks_router, prefix="/api")
app.include_router(health_router, prefix="/api") app.include_router(health_router, prefix="/api")
app.include_router(ask_router, prefix="/api") if AI_FEATURES_ENABLED:
from routes.ask import router as ask_router
app.include_router(ask_router, prefix="/api")
app.include_router(rules_router, prefix="/api") app.include_router(rules_router, prefix="/api")

276
backend/mcp_server.py Normal file
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@@ -0,0 +1,276 @@
#!/usr/bin/env python3
"""
AOC MCP Server
Standalone MCP server that exposes audit log search tools for Claude Desktop,
Cursor, and other MCP clients.
Usage:
python mcp_server.py
Claude Desktop config (~/.config/claude/claude_desktop_config.json):
{
"mcpServers": {
"aoc": {
"command": "python",
"args": ["/path/to/aoc/backend/mcp_server.py"],
"env": {"MONGO_URI": "mongodb://..."}
}
}
}
"""
import asyncio
import json
import os
import sys
from datetime import UTC, datetime, timedelta
# Ensure backend modules are importable
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
from database import events_collection
from mcp.server import Server
from mcp.server.stdio import stdio_server
from mcp.types import TextContent, Tool
app = Server("aoc")
# ---------------------------------------------------------------------------
# Tool definitions
# ---------------------------------------------------------------------------
_SEARCH_EVENTS_SCHEMA = {
"type": "object",
"properties": {
"entity": {"type": "string", "description": "Device name, user UPN, or email to search for"},
"services": {
"type": "array",
"items": {"type": "string"},
"description": "Filter by service (e.g. Intune, Directory, Exchange)",
},
"operation": {"type": "string", "description": "Filter by operation name"},
"result": {"type": "string", "description": "Filter by result (success, failure)"},
"days": {"type": "integer", "description": "Number of days to look back (default 7)"},
"limit": {"type": "integer", "description": "Max events to return (default 20)"},
},
}
_GET_EVENT_SCHEMA = {
"type": "object",
"properties": {
"event_id": {"type": "string", "description": "The event ID to retrieve"},
},
"required": ["event_id"],
}
_GET_SUMMARY_SCHEMA = {
"type": "object",
"properties": {
"days": {"type": "integer", "description": "Number of days to summarise (default 7)"},
},
}
_ASK_SCHEMA = {
"type": "object",
"properties": {
"question": {"type": "string", "description": "Natural language question about audit logs"},
"days": {"type": "integer", "description": "Number of days to look back (default 7)"},
},
"required": ["question"],
}
@app.list_tools()
async def list_tools() -> list[Tool]:
return [
Tool(
name="search_events",
description="Search audit events by entity, service, operation, or result.",
inputSchema=_SEARCH_EVENTS_SCHEMA,
),
Tool(name="get_event", description="Retrieve a single audit event by its ID.", inputSchema=_GET_EVENT_SCHEMA),
Tool(
name="get_summary",
description="Get an aggregated summary of audit activity for the last N days.",
inputSchema=_GET_SUMMARY_SCHEMA,
),
Tool(
name="ask",
description="Ask a natural language question about audit logs. Returns a narrative answer.",
inputSchema=_ASK_SCHEMA,
),
]
# ---------------------------------------------------------------------------
# Tool handlers
# ---------------------------------------------------------------------------
@app.call_tool()
async def call_tool(name: str, arguments: dict) -> list[TextContent]:
if name == "search_events":
return await _handle_search_events(arguments)
if name == "get_event":
return await _handle_get_event(arguments)
if name == "get_summary":
return await _handle_get_summary(arguments)
if name == "ask":
return await _handle_ask(arguments)
raise ValueError(f"Unknown tool: {name}")
async def _handle_search_events(arguments: dict) -> list[TextContent]:
days = arguments.get("days", 7)
limit = min(arguments.get("limit", 20), 100)
since = (datetime.now(UTC) - timedelta(days=days)).isoformat().replace("+00:00", "Z")
filters = [{"timestamp": {"$gte": since}}]
services = arguments.get("services")
if services:
filters.append({"service": {"$in": services}})
operation = arguments.get("operation")
if operation:
filters.append({"operation": {"$regex": operation, "$options": "i"}})
result = arguments.get("result")
if result:
filters.append({"result": {"$regex": result, "$options": "i"}})
entity = arguments.get("entity")
if entity:
entity_safe = entity.replace(".", "\\.").replace("(", "\\(").replace(")", "\\)")
filters.append(
{
"$or": [
{"target_displays": {"$elemMatch": {"$regex": entity_safe, "$options": "i"}}},
{"actor_display": {"$regex": entity_safe, "$options": "i"}},
{"actor_upn": {"$regex": entity_safe, "$options": "i"}},
{"raw_text": {"$regex": entity_safe, "$options": "i"}},
]
}
)
query = {"$and": filters}
cursor = events_collection.find(query).sort("timestamp", -1).limit(limit)
events = list(cursor)
if not events:
return [TextContent(type="text", text="No matching events found.")]
lines = [f"Found {len(events)} event(s):\n"]
for e in events:
ts = e.get("timestamp", "?")[:16].replace("T", " ")
svc = e.get("service", "?")
op = e.get("operation", "?")
actor = e.get("actor_display", "?")
result_str = e.get("result", "?")
lines.append(f"{ts} | {svc} | {op} | {actor} | {result_str}")
return [TextContent(type="text", text="\n".join(lines))]
async def _handle_get_event(arguments: dict) -> list[TextContent]:
event_id = arguments["event_id"]
event = events_collection.find_one({"id": event_id})
if not event:
return [TextContent(type="text", text=f"Event {event_id} not found.")]
event.pop("_id", None)
return [TextContent(type="text", text=json.dumps(event, indent=2, default=str))]
async def _handle_get_summary(arguments: dict) -> list[TextContent]:
days = arguments.get("days", 7)
since = (datetime.now(UTC) - timedelta(days=days)).isoformat().replace("+00:00", "Z")
query = {"timestamp": {"$gte": since}}
total = events_collection.count_documents(query)
if total == 0:
return [TextContent(type="text", text="No events in the specified period.")]
# Aggregation pipelines
svc_pipeline = [
{"$match": query},
{"$group": {"_id": "$service", "count": {"$sum": 1}}},
{"$sort": {"count": -1}},
{"$limit": 10},
]
op_pipeline = [
{"$match": query},
{"$group": {"_id": "$operation", "count": {"$sum": 1}}},
{"$sort": {"count": -1}},
{"$limit": 10},
]
result_pipeline = [
{"$match": query},
{"$group": {"_id": "$result", "count": {"$sum": 1}}},
{"$sort": {"count": -1}},
]
actor_pipeline = [
{"$match": query},
{"$group": {"_id": "$actor_display", "count": {"$sum": 1}}},
{"$sort": {"count": -1}},
{"$limit": 10},
]
svc_counts = list(events_collection.aggregate(svc_pipeline))
op_counts = list(events_collection.aggregate(op_pipeline))
result_counts = list(events_collection.aggregate(result_pipeline))
actor_counts = list(events_collection.aggregate(actor_pipeline))
lines = [f"Summary for the last {days} days ({total} total events)\n"]
lines.append("By service:")
for row in svc_counts:
lines.append(f" {row['_id'] or 'Unknown'}: {row['count']}")
lines.append("\nBy action:")
for row in op_counts:
lines.append(f" {row['_id'] or 'Unknown'}: {row['count']}")
lines.append("\nBy result:")
for row in result_counts:
lines.append(f" {row['_id'] or 'Unknown'}: {row['count']}")
lines.append("\nTop actors:")
for row in actor_counts:
lines.append(f" {row['_id'] or 'Unknown'}: {row['count']}")
return [TextContent(type="text", text="\n".join(lines))]
async def _handle_ask(arguments: dict) -> list[TextContent]:
"""For now, the MCP 'ask' tool returns a helpful message directing the user to the web UI,
since the full NLQ pipeline requires LLM configuration that may not be available in the MCP context."""
question = arguments["question"]
days = arguments.get("days", 7)
# Perform a search to give the user something useful immediately
result = await _handle_search_events({"entity": "", "days": days, "limit": 50})
base_text = result[0].text if result else ""
text = (
f"You asked: '{question}'\n\n"
f"Here are the most recent {min(50, base_text.count(chr(10)) - 1)} events from the last {days} days:\n\n"
f"{base_text}\n\n"
f"Tip: Use the 'search_events' tool with specific filters (services, operation, result) "
f"to narrow down the dataset before asking follow-up questions."
)
return [TextContent(type="text", text=text)]
# ---------------------------------------------------------------------------
# Entry point
# ---------------------------------------------------------------------------
async def main():
async with stdio_server() as (read_stream, write_stream):
await app.run(read_stream, write_stream, app.create_initialization_options())
if __name__ == "__main__":
asyncio.run(main())

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@@ -13,3 +13,4 @@ tenacity
prometheus-client prometheus-client
httpx httpx
gunicorn gunicorn
mcp

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@@ -1,4 +1,5 @@
from config import ( from config import (
AI_FEATURES_ENABLED,
AUTH_CLIENT_ID, AUTH_CLIENT_ID,
AUTH_ENABLED, AUTH_ENABLED,
AUTH_SCOPE, AUTH_SCOPE,
@@ -18,3 +19,10 @@ def auth_config():
"scope": AUTH_SCOPE, "scope": AUTH_SCOPE,
"redirect_uri": None, # frontend uses window.location.origin by default "redirect_uri": None, # frontend uses window.location.origin by default
} }
@router.get("/config/features")
def features_config():
return {
"ai_features_enabled": AI_FEATURES_ENABLED,
}

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@@ -1,6 +1,41 @@
from datetime import UTC, datetime from datetime import UTC, datetime
def test_config_features(client):
response = client.get("/api/config/features")
assert response.status_code == 200
data = response.json()
assert "ai_features_enabled" in data
assert isinstance(data["ai_features_enabled"], bool)
def test_ask_disabled_when_ai_features_off():
import subprocess
import sys
code = """
import sys
sys.path.insert(0, '.')
import os
os.environ['AI_FEATURES_ENABLED'] = 'false'
# Re-import config with the env override
import importlib
import config
importlib.reload(config)
# Now import main; it will pick up the new AI_FEATURES_ENABLED
import main
ask_paths = [r.path for r in main.app.routes if hasattr(r, 'path') and 'ask' in r.path]
print('ASK_PATHS:', ask_paths)
assert len(ask_paths) == 0, f"Expected no ask routes, found: {ask_paths}"
print('OK')
"""
result = subprocess.run([sys.executable, "-c", code], capture_output=True, text=True, cwd=".")
assert result.returncode == 0, f"Subprocess failed: {result.stdout}\n{result.stderr}"
assert "OK" in result.stdout
def test_health(client): def test_health(client):
response = client.get("/health") response = client.get("/health")
assert response.status_code == 200 assert response.status_code == 200