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diff --git a/src/go/collectors/go.d.plugin/modules/freeradius/integrations/freeradius.md b/src/go/collectors/go.d.plugin/modules/freeradius/integrations/freeradius.md new file mode 100644 index 000000000..33fb433af --- /dev/null +++ b/src/go/collectors/go.d.plugin/modules/freeradius/integrations/freeradius.md @@ -0,0 +1,199 @@ +<!--startmeta +custom_edit_url: "https://github.com/netdata/netdata/edit/master/src/go/collectors/go.d.plugin/modules/freeradius/README.md" +meta_yaml: "https://github.com/netdata/netdata/edit/master/src/go/collectors/go.d.plugin/modules/freeradius/metadata.yaml" +sidebar_label: "FreeRADIUS" +learn_status: "Published" +learn_rel_path: "Collecting Metrics/Authentication and Authorization" +most_popular: False +message: "DO NOT EDIT THIS FILE DIRECTLY, IT IS GENERATED BY THE COLLECTOR'S metadata.yaml FILE" +endmeta--> + +# FreeRADIUS + + +<img src="https://netdata.cloud/img/freeradius.svg" width="150"/> + + +Plugin: go.d.plugin +Module: freeradius + +<img src="https://img.shields.io/badge/maintained%20by-Netdata-%2300ab44" /> + +## Overview + +This collector monitors FreeRADIUS servers. + +It collect metrics by sending [status-server](https://wiki.freeradius.org/config/Status) messages to the server. + + + + +This collector is supported on all platforms. + +This collector supports collecting metrics from multiple instances of this integration, including remote instances. + + +### Default Behavior + +#### Auto-Detection + +It automatically detects FreeRadius instances running on localhost. + + +#### Limits + +The default configuration for this integration does not impose any limits on data collection. + +#### Performance Impact + +The default configuration for this integration is not expected to impose a significant performance impact on the system. + + +## Metrics + +Metrics grouped by *scope*. + +The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels. + + + +### Per FreeRADIUS instance + +These metrics refer to the entire monitored application. + +This scope has no labels. + +Metrics: + +| Metric | Dimensions | Unit | +|:------|:----------|:----| +| freeradius.authentication | requests, responses | packets/s | +| freeradius.authentication_access_responses | accepts, rejects, challenges | packets/s | +| freeradius.bad_authentication | dropped, duplicate, invalid, malformed, unknown-types | packets/s | +| freeradius.proxy_authentication | requests, responses | packets/s | +| freeradius.proxy_authentication_access_responses | accepts, rejects, challenges | packets/s | +| freeradius.proxy_bad_authentication | dropped, duplicate, invalid, malformed, unknown-types | packets/s | +| freeradius.accounting | requests, responses | packets/s | +| freeradius.bad_accounting | dropped, duplicate, invalid, malformed, unknown-types | packets/s | +| freeradius.proxy_accounting | requests, responses | packets/s | +| freeradius.proxy_bad_accounting | dropped, duplicate, invalid, malformed, unknown-types | packets/s | + + + +## Alerts + +There are no alerts configured by default for this integration. + + +## Setup + +### Prerequisites + +#### Enable status server + +To enable status server, follow the [official documentation](https://wiki.freeradius.org/config/Status). + + + +### Configuration + +#### File + +The configuration file name for this integration is `go.d/freeradius.conf`. + + +You can edit the configuration file using the `edit-config` script from the +Netdata [config directory](https://github.com/netdata/netdata/blob/master/docs/netdata-agent/configuration.md#the-netdata-config-directory). + +```bash +cd /etc/netdata 2>/dev/null || cd /opt/netdata/etc/netdata +sudo ./edit-config go.d/freeradius.conf +``` +#### Options + +The following options can be defined globally: update_every, autodetection_retry. + + +<details><summary>Config options</summary> + +| Name | Description | Default | Required | +|:----|:-----------|:-------|:--------:| +| update_every | Data collection frequency. | 1 | no | +| autodetection_retry | Recheck interval in seconds. Zero means no recheck will be scheduled. | 0 | no | +| address | Server address. | 127.0.0.1 | yes | +| port | Server port. | 18121 | no | +| secret | FreeRADIUS secret. | adminsecret | no | + +</details> + +#### Examples + +##### Basic + +A basic example configuration. + +<details><summary>Config</summary> + +```yaml +jobs: + - name: local + address: 127.0.0.1 + port: 18121 + secert: adminsecret + +``` +</details> + +##### Multi-instance + +> **Note**: When you define multiple jobs, their names must be unique. + +Collecting metrics from local and remote instances. + + +<details><summary>Config</summary> + +```yaml +jobs: + - name: local + address: 127.0.0.1 + port: 18121 + secert: adminsecret + + - name: remote + address: 192.0.2.1 + port: 18121 + secert: adminsecret + +``` +</details> + + + +## Troubleshooting + +### Debug Mode + +To troubleshoot issues with the `freeradius` collector, run the `go.d.plugin` with the debug option enabled. The output +should give you clues as to why the collector isn't working. + +- Navigate to the `plugins.d` directory, usually at `/usr/libexec/netdata/plugins.d/`. If that's not the case on + your system, open `netdata.conf` and look for the `plugins` setting under `[directories]`. + + ```bash + cd /usr/libexec/netdata/plugins.d/ + ``` + +- Switch to the `netdata` user. + + ```bash + sudo -u netdata -s + ``` + +- Run the `go.d.plugin` to debug the collector: + + ```bash + ./go.d.plugin -d -m freeradius + ``` + + |