Skip to content

feat: add checksum support for external ConfigMap usage #708

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
elimayost wants to merge 6 commits into from
Closed

feat: add checksum support for external ConfigMap usage #708

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
6 commits
Select commit Hold shift + click to select a range
c47acda
Add checksum support for external ConfigMap usage
Apr 8, 2026
5d823be
Remove fluentd.configChecksum helper function
elimayost Apr 13, 2026
88caa76
Update checksum annotation for fluentd daemonset
elimayost Apr 13, 2026
8ca0f2e
Remove extraFilesConfigMapChecksum from values.yaml
elimayost Apr 13, 2026
ab3abfe
Fix missing newline at end of _helpers.tpl
elimayost Apr 13, 2026
751f8ba
Fix indentation in _helpers.tpl
elimayost Apr 13, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 12 additions & 1 deletion charts/fluentd/templates/_helpers.tpl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,17 @@ Name of the configMap used for additional configuration files; allows users to o
{{- end -}}
{{- end -}}

{{/*
Compute checksum for config to trigger pod restart.
*/}}
{{- define "fluentd.configChecksum" -}}
{{- if .Values.extraFilesConfigMapNameOverride -}}
{{- default "" .Values.extraFilesConfigMapChecksum -}}
{{- else -}}
{{- include (print $.Template.BasePath "/fluentd-configurations-cm.yaml") . | sha256sum -}}
{{- end -}}
{{- end -}}

{{/*
HPA ApiVersion according k8s version
Check legacy first so helm template / kustomize will default to latest version
Expand All @@ -101,4 +112,4 @@ autoscaling/v2beta2
{{- else -}}
autoscaling/v2
{{- end -}}
{{- end -}}
{{- end -}}
5 changes: 4 additions & 1 deletion charts/fluentd/templates/daemonset.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,10 @@ spec:
template:
metadata:
annotations:
checksum/config: {{ include (print $.Template.BasePath "/fluentd-configurations-cm.yaml") . | sha256sum }}
{{- $checksum := include "fluentd.configChecksum" . -}}
{{- if $checksum }}
checksum/config: {{ $checksum }}
{{- end }}
{{- with .Values.podAnnotations }}
{{- toYaml . | nindent 8 }}
{{- end }}
Expand Down
4 changes: 4 additions & 0 deletions charts/fluentd/values.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -181,6 +181,10 @@ initContainers: []
## NOTE: This will replace ALL default files in the aforementioned path!
# extraFilesConfigMapNameOverride: ""

## Checksum of externally managed extra configMap files.
## When set, this value is used to trigger pod restarts on config changes.
# extraFilesConfigMapChecksum: ""

mountVarLogDirectory: true
mountDockerContainersDirectory: true

Expand Down