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helm, doc: Added debug Helm flag for the agent #2622

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Jul 9, 2024
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helm, doc: Added debug Helm flag for the agent #2622

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1 change: 1 addition & 0 deletions docs/content/en/docs/reference/helm-chart.md
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9 changes: 9 additions & 0 deletions docs/content/en/docs/troubleshooting/_index.md
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Expand Up @@ -91,6 +91,15 @@ level is controlled by the log-level option at startup:
* Enable debug level with `--log-level=debug`
* Enable trace level with `--log-level=trace`

### Change log level on Kubernetes

{{< warning >}}
The Tetragon DaemonSet will be restarted automatically after changing the debug Helm value!
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This is a pedantic nit, I don't mind not changing this, just a suggestion:

Suggested change
The Tetragon DaemonSet will be restarted automatically after changing the debug Helm value!
The Pods of the Tetragon DaemonSet will be restarted automatically after changing the debug Helm value.

{{< /warning >}}

It is possible to change the log level of the Tetragon (DaemonSet) instances by
setting `tetragon.debug` to `true`.
Comment on lines +100 to +101
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Suggested change
It is possible to change the log level of the Tetragon (DaemonSet) instances by
setting `tetragon.debug` to `true`.
It is possible to change the log level of Tetragon's DaemonSet Pods by
setting `tetragon.debug` to `true`.


### Change log level dynamically

It is possible to change the log level dynamically by sending the corresponding
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1 change: 1 addition & 0 deletions install/kubernetes/tetragon/README.md
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1 change: 1 addition & 0 deletions install/kubernetes/tetragon/templates/tetragon_configmap.yaml
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Expand Up @@ -10,6 +10,7 @@ data:
btf: {{ .Values.tetragon.btf }}
{{- end }}
procfs: /procRoot
debug: {{ .Values.tetragon.debug | quote }}
enable-process-cred: {{ .Values.tetragon.enableProcessCred | quote }}
enable-process-ns: {{ .Values.tetragon.enableProcessNs | quote }}
process-cache-size: {{ .Values.tetragon.processCacheSize | quote }}
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2 changes: 2 additions & 0 deletions install/kubernetes/tetragon/values.yaml
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Expand Up @@ -71,6 +71,8 @@ tetragon:
# Tetragon puts processes in an LRU cache. The cache is used to find ancestors
# for subsequently exec'ed processes.
processCacheSize: 65536
# -- If you want to run Tetragon in debug mode change this value to true
debug: false
# JSON export filename. Set it to an empty string to disable JSON export altogether.
exportFilename: tetragon.log
# JSON export file permissions as a string. Set it to "600" to restrict access to owner.
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