Allow to customize the metrics port of the ServiceMonitor #228
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philippeckelintive
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tumido
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Oct 23, 2024
fixes backstage#221 Signed-off-by: Philipp Eckel <philipp.eckel@intive.com>
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@tumido thanks for the feedback. Please have a look again. |
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Hey! Thanks about these changes. However, doesn't the OpenTelemetry port need to be exposed in https://github.com/backstage/charts/blob/main/charts/backstage/templates/backstage-deployment.yaml#L157-L160 ? |
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Fixes #221
Description of the change
Allow to customize the metrics port of the ServiceMonitor, i.e. when using OpenTelemetry.
Existing or Associated Issue(s)
Additional Information
Currently, the metrics port in the ServiceMonitor is set to the http-backend port. When using OpenTelemetry as recommended with Prometheus exporter, this port needs to be different.
OpenTelemetry's default port for Prometheus exporter is 9464, but it can be customized.
So the chart should allow setting a custom port for the ServiceMonitor. The default value remains
http-backend.Checklist
Chart.yamlaccording to semver.values.yamland added to the README.md. The helm-docs utility can be used to generate the necessary content. Usehelm-docs --dry-runto preview the content.ct lintcommand.