Monitoring Formula

The monitoring services in Uyuni are configured using formulas with forms. The package is installed by default, and contains these formulas:

  • Grafana

  • Prometheus

  • Prometheus Exporters

For more information about using monitoring, see Monitoring with Prometheus and Grafana.

Procedure: Configuring the Grafana Formula

  1. Navigate to the Formulas  Grafana tab, and set these parameters in the Grafana section:

    • Check the Enabled box to enable Grafana visualizations.

    • In the Default admin user field, type the name of the default Grafana user.

    • In the Default admin password field, enter a password for the default user. Alternatively, click Generate new password to generate a password and fill the field.

  2. For each Prometheus data source you want to use, in the Datasources  Prometheus section, click +, and set these parameters:

    • In the Datasource name field, type a name to identify the data source.

    • In the Prometheus URL field, type the location of the Prometheus server, and append port 9090. For example, http://example.com:9090.

  3. In the Dashboards section, check the dashboards you want to use:

    • Uyuni server dashboard

    • Uyuni clients dashboard

    • PostgreSQL dashboard

    • Apache HTTPD dashboard

    • Kubernetes cluster dashboard

    • Kubernetes etcd dashboard

    • Kubernetes namespaces dashboard

  4. Click Save Formula to save your configuration.

Procedure: Configuring the Prometheus Formula

  1. Navigate to the Formulas  Prometheus tab, and set these parameters in the Prometheus section:

    • Check the Enabled box to enable Prometheus monitoring.

    • In the Scrape interval field, type the frequency of data scraping, in seconds. For example, 15 will scrape data every fifteen seconds.

    • In the Evaluation interval field, type the FIXME, in seconds. For example, 15 will FIXME every fifteen seconds.

  2. In the Uyuni Server section, set these parameters:

    • Check the Enabled box to enable monitoring on this server.

    • Check the Autodiscover clients box to enable Prometheus to automatically find and monitor new clients when they are added to the server.

    • In the Username field, type the user name of the Prometheus account on the server.

    • In the Password field, type the password of the Prometheus account on the server.

  3. In the Alerting section, set these parameters:

    • Check the Enable local Alertmanager service box to enable the alert manager service.

    • Check the Use local Alertmanager box to use the local alert manager service.

  4. For each alert manager you want to use, in the Alerting  Alertmanagers section, click +, and set these parameters:

    • In the IP Address:Port field, type the location of the alert manager target, including the port number.

  5. To use a rule file, in the Alerting  Rule Files section, click +, and set these parameters:

    • In the Rule Files field, type the location of the rule file you want to use.

  6. To use a scrape configuration, in the User defined scrape configurations section, click +, and set these parameters:

    • In the Job name field, type a name for your configuration.

    • In the Files field, type the location of the configuration file you want to use.

  7. Click Save Formula to save your configuration.

Procedure: Configuring the Prometheus Exporters Formula

  1. Navigate to the Formulas  Prometheus Exporters tab, and set these parameters in the Node Exporter section:

    • Check the Enabled box to enable the node exporter.

    • In the Arguments field, type any customized arguments for this exporter. For example, --web.listen-address=":9100".

  2. In the Apache Exporter section:

    • Check the Enabled box to enable the Apache exporter.

    • In the Arguments field, type any customized arguments for this exporter. For example, --telemetry.address=":9117".

  3. In the Postgres Exporter section:

    • Check the Enabled box to enable the PostreSQL exporter.

    • In the Data source Name field, type the name of the data source to use.

    • In the Arguments field, type any customized arguments for this exporter. For example, --web.listen-address=":9187".

  4. Click Save Formula to save your configuration.

When you have completed and saved all the forms, apply the highstate.

For more information about using monitoring, see Monitoring with Prometheus and Grafana.