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Allow to configure revisionHistoryLimit on the K8s Deployment resource (#4008)

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* Allow to configure revisionHistoryLimit on the K8s Deployment resource

Signed-off-by: Arnold Bechtoldt <mail@arnoldbechtoldt.com>

* Extend Helm chart CHANGELOG with new revisionHistoryLimit feature

Signed-off-by: Arnold Bechtoldt <mail@arnoldbechtoldt.com>

---------

Signed-off-by: Arnold Bechtoldt <mail@arnoldbechtoldt.com>
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Arnold Bechtoldt 2023-11-10 19:13:09 +01:00 committed by GitHub
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1
charts/external-dns/CHANGELOG.md
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@ -23,6 +23,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
### Added
- Added the option to explicitly enable or disable service account token automounting. ([#3983](https://github.com/kubernetes-sigs/external-dns/pull/3983)) [@gilles-gosuin](https://github.com/gilles-gosuin)
- Added the option to configure revisionHistoryLimit on the K8s Deployment resource. ([#4008](https://github.com/kubernetes-sigs/external-dns/pull/4008)) [@arnisoph](https://github.com/arnisoph)
## [v1.13.1] - 2023-09-07

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charts/external-dns/README.md
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@ -86,6 +86,7 @@ The following table lists the configurable parameters of the _ExternalDNS_ chart
| `secretConfiguration.data` | Secret configuration secret data. Could be used to store DNS provider credentials. | `{}` |
| `secretConfiguration.subPath` | Sub-path of secret configuration secret (this can be templated). | `""` |
| `automountServiceAccountToken` | Opt out of the [service account token automounting feature](https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/#opt-out-of-api-credential-automounting) for the pod | `null` |
| `revisionHistoryLimit` | Optional field that specifies the number of old ReplicaSets to retain to allow rollback with the Deployment. | `null` |
## Namespaced scoped installation

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charts/external-dns/templates/deployment.yaml
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@ -16,6 +16,9 @@ spec:
{{- include "external-dns.selectorLabels" . | nindent 6 }}
strategy:
{{- toYaml .Values.deploymentStrategy | nindent 4 }}
{{- with .Values.revisionHistoryLimit }}
revisionHistoryLimit: {{ . }}
{{- end }}
template:
metadata:
labels:

3
charts/external-dns/values.yaml
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@ -197,5 +197,8 @@ secretConfiguration:
deploymentStrategy:
type: Recreate
# Optional field that specifies the number of old ReplicaSets to retain to allow rollback with the Deployment.
revisionHistoryLimit:
# opt out of the service account token automounting (at the pod level)
automountServiceAccountToken: