investigation export.

src/fgai/cli.py

@@ -16,6 +16,7 @@ from .syslog_server import listen_udp_syslog
 from .monitor import monitor_loop
 from .threat_intel import enrich_ips, is_public_ip
 from .config import ConfigStore
+from .exports import investigation_report, investigation_report_markdown
 from .graylog_mcp import GraylogMcpClient
 from .graylog_source import GraylogStreamSource
 from .replay import replay_comparison, replay_events
@@ -220,6 +221,22 @@ def run_dashboard(args: argparse.Namespace) -> int:
     return 0
 
 
+def export_investigation(args: argparse.Namespace) -> int:
+    status_path = Path(args.status_file)
+    status = json.loads(status_path.read_text(encoding="utf-8")) if status_path.exists() else {}
+    report = investigation_report(status, incident_id=args.incident_id or None)
+    fmt = "markdown" if args.format == "md" else args.format
+    output = investigation_report_markdown(report) if fmt == "markdown" else json.dumps(report, indent=2, sort_keys=True)
+    if args.output:
+        path = Path(args.output)
+        path.parent.mkdir(parents=True, exist_ok=True)
+        path.write_text(output, encoding="utf-8")
+        print(f"Wrote {path}")
+    else:
+        print(output, end="" if output.endswith("\n") else "\n")
+    return 0
+
+
 def _stream_name(config: dict[str, object], stream_id: str) -> str:
     return next((str(item.get("title", "")) for item in config.get("graylog_streams", []) if isinstance(item, dict) and item.get("id") == stream_id), stream_id)
 
@@ -406,6 +423,13 @@ def build_parser() -> argparse.ArgumentParser:
     dashboard.add_argument("--config-file", default="state/fgai-config.json", help="Local runtime configuration JSON")
     dashboard.set_defaults(func=run_dashboard)
 
+    export = subparsers.add_parser("export-investigation", help="Export current investigation incidents as Markdown or JSON")
+    export.add_argument("--status-file", default="state/fgai-status.json", help="Status JSON produced by monitor")
+    export.add_argument("--incident-id", default="", help="Export only one incident ID")
+    export.add_argument("--format", choices=["markdown", "md", "json"], default="markdown", help="Report format")
+    export.add_argument("--output", default="", help="Write the report to this file instead of stdout")
+    export.set_defaults(func=export_investigation)
+
     replay = subparsers.add_parser("replay", help="Replay a historical log export against temporary baselines")
     replay.add_argument("--logs", required=True, help="Historic JSONL or key/value log export")
     replay.add_argument("--config-file", default="state/fgai-config.json", help="Stream profile configuration")

src/fgai/dashboard.py

@@ -3,8 +3,10 @@ from __future__ import annotations
 import json
 from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
 from pathlib import Path
+from urllib.parse import parse_qs, urlparse
 
 from .config import ConfigStore
+from .exports import investigation_report, investigation_report_markdown
 from .graylog_mcp import GraylogMcpClient
 from .metrics import prometheus_metrics
 from .feedback import FeedbackStore
@@ -388,6 +390,21 @@ def serve_dashboard(host: str, port: int, status_file: str, *, image_dir: str |
                     body = json.dumps({"summary": {}, "anomalies": [], "block_candidates": []}).encode("utf-8")
                 self._send(200, "application/json", body)
                 return
+            if self.path.startswith("/api/export/incidents"):
+                parsed = urlparse(self.path)
+                params = parse_qs(parsed.query)
+                fmt = params.get("format", ["markdown"])[0]
+                incident_id = params.get("incident_id", [""])[0] or None
+                try:
+                    status = json.loads(status_path.read_text(encoding="utf-8")) if status_path.exists() else {}
+                except json.JSONDecodeError:
+                    status = {}
+                report = investigation_report(status, incident_id=incident_id)
+                if fmt == "json":
+                    self._send(200, "application/json", json.dumps(report, indent=2, sort_keys=True).encode("utf-8"))
+                else:
+                    self._send(200, "text/markdown; charset=utf-8", investigation_report_markdown(report).encode("utf-8"))
+                return
             if self.path == "/metrics":
                 try:
                     status = json.loads(status_path.read_text(encoding="utf-8")) if status_path.exists() else {}

src/fgai/exports.py

@@ -0,0 +1,135 @@
+from __future__ import annotations
+
+from datetime import datetime, timezone
+from typing import Any
+
+
+def _list(value: object) -> list[object]:
+    return value if isinstance(value, list) else []
+
+
+def _dict(value: object) -> dict[str, object]:
+    return value if isinstance(value, dict) else {}
+
+
+def _text(value: object, default: str = "-") -> str:
+    text = str(value or "").strip()
+    return text or default
+
+
+def _incident_matches(incident: dict[str, object], incident_id: str | None) -> bool:
+    return not incident_id or str(incident.get("id", "")) == incident_id
+
+
+def investigation_report(status: dict[str, object], incident_id: str | None = None) -> dict[str, object]:
+    incidents = [item for item in _list(status.get("incidents")) if isinstance(item, dict) and _incident_matches(item, incident_id)]
+    recommendations = [item for item in _list(status.get("recommendations")) if isinstance(item, dict)]
+    entities = {str(item.get("entity", "")) for item in incidents}
+    return {
+        "generated_at": datetime.now(timezone.utc).isoformat(),
+        "incident_id": incident_id or "",
+        "summary": _dict(status.get("summary")),
+        "anomaly_summary": _dict(status.get("anomaly_summary")),
+        "baseline": _dict(status.get("baseline")),
+        "data_quality": _dict(status.get("data_quality")),
+        "stream_coverage": _list(status.get("stream_coverage")),
+        "incidents": incidents,
+        "recommendations": [
+            item for item in recommendations if not entities or str(item.get("subject", "")) in entities
+        ],
+    }
+
+
+def investigation_report_markdown(report: dict[str, object]) -> str:
+    lines = [
+        "# SignalScope Investigation Report",
+        "",
+        f"Generated: {_text(report.get('generated_at'))}",
+    ]
+    if report.get("incident_id"):
+        lines.append(f"Incident filter: `{_text(report.get('incident_id'))}`")
+    lines += ["", "## Summary"]
+    summary = _dict(report.get("summary"))
+    anomaly_summary = _dict(report.get("anomaly_summary"))
+    baseline = _dict(report.get("baseline"))
+    lines += [
+        f"- Events: {_text(summary.get('total'), '0')}",
+        f"- High anomalies: {_text(anomaly_summary.get('high'), '0')}",
+        f"- Critical anomalies: {_text(anomaly_summary.get('critical'), '0')}",
+        f"- Baseline sources ready: {_text(baseline.get('sources_ready'), '0')}",
+    ]
+
+    coverage = [item for item in _list(report.get("stream_coverage")) if isinstance(item, dict)]
+    if coverage:
+        lines += ["", "## Stream Coverage", "", "| Stream | Enabled | Profile | Events | Health |", "| --- | --- | --- | ---: | --- |"]
+        for item in coverage[:20]:
+            lines.append(
+                "| "
+                + " | ".join(
+                    [
+                        _text(item.get("stream_name") or item.get("stream_id")),
+                        _text(item.get("enabled")),
+                        _text(item.get("profile_name") or item.get("profile")),
+                        _text(item.get("events_fetched"), "0"),
+                        _text(item.get("health")),
+                    ]
+                )
+                + " |"
+            )
+
+    incidents = [item for item in _list(report.get("incidents")) if isinstance(item, dict)]
+    lines += ["", "## Incidents"]
+    if not incidents:
+        lines.append("No incidents matched the report scope.")
+    for incident in incidents:
+        lines += [
+            "",
+            f"### {_text(incident.get('entity'))} ({_text(incident.get('severity'))})",
+            "",
+            f"- ID: `{_text(incident.get('id'))}`",
+            f"- Type: {_text(incident.get('entity_type'))}",
+            f"- Score: {_text(incident.get('score'), '0')}",
+            f"- State: {_text(incident.get('lifecycle_status'), 'open')}",
+            f"- Streams: {_text(', '.join(str(item) for item in _list(incident.get('correlated_streams'))))}",
+            f"- First seen: {_text(incident.get('first_seen'))}",
+            f"- Last seen: {_text(incident.get('last_seen'))}",
+        ]
+        if incident.get("note"):
+            lines.append(f"- Analyst note: {_text(incident.get('note'))}")
+        evidence = [str(item) for item in _list(incident.get("evidence")) if item]
+        if evidence:
+            lines += ["", "Evidence:"]
+            lines.extend(f"- {item}" for item in evidence[:10])
+        timeline = [item for item in _list(incident.get("timeline")) if isinstance(item, dict)]
+        if timeline:
+            lines += ["", "Timeline:", "", "| Time | Stream | Action | Destination | Service | Context | Graylog query |", "| --- | --- | --- | --- | --- | --- | --- |"]
+            for item in timeline[:20]:
+                query = _dict(item.get("query_details")).get("query") if isinstance(item.get("query_details"), dict) else item.get("graylog_query")
+                lines.append(
+                    "| "
+                    + " | ".join(
+                        _text(value).replace("|", "\\|")
+                        for value in (
+                            item.get("timestamp"),
+                            item.get("stream_name") or item.get("stream_title") or item.get("stream_id"),
+                            item.get("action"),
+                            item.get("destination"),
+                            item.get("service"),
+                            item.get("context") or item.get("message"),
+                            query,
+                        )
+                    )
+                    + " |"
+                )
+
+    recommendations = [item for item in _list(report.get("recommendations")) if isinstance(item, dict)]
+    if recommendations:
+        lines += ["", "## Recommendations"]
+        for item in recommendations[:20]:
+            lines += [
+                "",
+                f"- {_text(item.get('subject'))}: {_text(item.get('title'))} ({_text(item.get('severity'))}, score {_text(item.get('score'), '0')})",
+                f"  Recommendation: {_text(item.get('recommendation'))}",
+            ]
+
+    return "\n".join(lines).rstrip() + "\n"