FABRIC Infrastructure Metrics MCP Server
OfficialServer Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| HOST | No | Listen address inside the container | 0.0.0.0 |
| PORT | No | Listen port inside the container | 8000 |
| LOG_LEVEL | No | Log level | INFO |
| LOG_FORMAT | No | json for structured logs | text |
| RATE_LIMIT | No | Fixed-window limit per caller | 60/minute |
| GRAFANA_TOKEN | No | Grafana service-account token. Required for a served deployment. | |
| METRICS_ENABLED | No | Expose /metrics for Prometheus | 0 if local, else 1 |
| FABRIC_LOCAL_MODE | No | 1 = stdio + token file; 0 = HTTP + bearer header | 0 |
| GRAFANA_STATE_FILE | No | Replayed CILogon session, used only when no token is set | ./grafana_state.json |
| GRAFANA_TOKEN_FILE | No | Path to a file holding that token; preferred over inline | |
| RATE_LIMIT_ENABLED | No | Toggle the limiter | 0 if local, else 1 |
| FABRIC_CREDMGR_HOST | No | JWKS host | cm.fabric-testbed.net |
| FORWARDED_ALLOW_IPS | No | Reverse proxy whose X-Forwarded-* headers to trust. Required behind nginx, or the app emits http:// redirects and clients lose their session. Never * | |
| FABRIC_MCP_TRANSPORT | No | FastMCP transport | stdio if local, else http |
| FABRIC_VERIFY_TOKENS | No | Verify caller signatures against CredMgr's JWKS | 0 if local, else 1 |
| FABRIC_METRICS_DS_UID | No | Mimir datasource UID | P83FD23C85A64357C |
| FABRIC_TOKEN_AUDIENCE | No | Expected aud claim; unchecked when unset | |
| FABRIC_TOKEN_LOCATION | No | Local mode only: path to the caller's token file | |
| FABRIC_METRICS_BASE_URL | No | Grafana API base. Use Grafana's internal address when deployed alongside it | https://infrastructure-metrics.fabric-testbed.net/grafana |
| METRICS_CLIENT_IP_LABELS | No | Per-IP Prometheus series; unbounded on a public endpoint | 0 |
| FABRIC_METRICS_TOOL_PREFIX | No | Prefix on registered tool names; "" for bare names | fabric_metrics_ |
| RATE_LIMIT_TRUSTED_PROXIES | No | Proxies allowed to assert the real client via X-Real-IP, as /32 |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
This server cannot be deployed
Maintenance
ActivityMaintained
ResponsivenessNo issues