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feat(github-release): update fluxcd/flux2 to v2.1.2 #181

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@renovate renovate bot commented Aug 26, 2023

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This PR contains the following updates:

Package Type Update Change
fluxcd/flux2 Kustomization minor v2.0.1 -> v2.1.2

Release Notes

fluxcd/flux2 (fluxcd/flux2)

v2.1.2

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Highlights

Flux v2.1.2 is a patch release which comes with various fixes. Users are encouraged to upgrade for the best experience.

Fixes
  • Ensures faster recovery of Kustomization and HelmRelease resources when the source-controller has restarted and is working on restoring the storage.
  • Prevent source-controller from failing to reconcile OCIRepositories when artifacts contain symlinks.
  • Addresses issue with helm-controller miss-labeling Custom Resource Definitions.
  • Detect immutable field errors in Google Cloud resources managed by Flux Kustomizations.
  • Better error reporting for flux bootstrap when the owner doesn't match the identity associated with the given token.
  • Allow flux pull artifact to fetch OCI artifacts produced by other tools.

Components changelog

CLI Changelog

v2.1.1

Compare Source

Highlights

Flux v2.1.1 is a patch release which comes with various fixes. Users are encouraged to upgrade for the best experience.

Fixes
  • Use auto lookup strategy for Buckets to widen support for S3-compatible object storage services (source-controller).
  • Fix Secret type check for HelmRepositories TLS certs referred in .spec.secretRef (source-controller).
  • Fix the branch name reporting when the push branch is the same as the checkout branch (image-automation-controller).
  • Restore Helm logs inclusion in failure events (helm-controller).
  • Fix the impersonation of the default service account when diffing HelmReleases (helm-controller).
  • Check source for nil artifact before loading Helm charts (helm-controller).
  • Update the description of Kubernetes specific flag to distinguish them from Flux bootstrap flags (flux CLI).

Components changelog

CLI Changelog

v2.1.0

Compare Source

Highlights

Flux v2.1.0 is a feature release. Users are encouraged to upgrade for the best experience.

The Flux APIs were extended with new opt-in features in a backwards-compatible manner.

The Flux Git capabilities have been improved with support for Git push options, Git refspec, Gerrit, HTTP/S and SOCKS5 proxies.

The Flux alerting capabilities have been extended with Datadog support.

The Flux controllers come with performance improvements when reconciling Helm repositories with large indexes (80% memory reduction), and when reconciling Flux Kustomizations with thousands of resources (x4 faster server-side apply). The load distribution has been improved when reconciling Flux objects in parallel to reduce CPU and memory spikes.

❤️ Big thanks to all the Flux contributors that helped us with this release!

Deprecations

Flux v2.1.0 comes with support for Kubernetes TLS Secrets when referring to secrets containing TLS certs, and deprecates the usage of caFile, keyFile and certFile keys.

For more details about the TLS changes please see the Kubernetes TLS Secrets section.

Flux v2.1.0 comes with major improvements to the Prometheus monitoring stack. Starting with this version, Flux is leveraging the kube-state-metrics CRD exporter to report metrics containing rich information about Flux reconciliation status e.g. Git revision, Helm chart version, OCI artifacts digests, etc. The gotk_reconcile_condition metrics was deprecated in favor of the gotk_resource_info.

For more details about the new monitoring stack please see the Flux Prometheus metrics documentation and the flux2-monitoring-example repository.

API changes
GitRepository v1

The GitRepository API was extended with the following fields:

  • .spec.proxySecretRef.name is an optional field used to specify the name of a Kubernetes Secret that contains the HTTP/S or SOCKS5 proxy settings.
  • .spec.verify.mode now support one of the following values HEAD, Tag, TagAndHEAD.
Kustomization v1

The Kustomization API was extended with two apply policies IfNotPresent and Ignore.

Changing the apply behaviour for specific Kubernetes resources, can be done using the following annotations:

Annotation Default Values Role
kustomize.toolkit.fluxcd.io/ssa Override - Override
- Merge
- IfNotPresent
- Ignore
Apply policy
kustomize.toolkit.fluxcd.io/force Disabled - Enabled
- Disabled
Recreate policy
kustomize.toolkit.fluxcd.io/prune Enabled - Enabled
- Disabled
Delete policy

The IfNotPresent policy instructs the controller to only apply the Kubernetes resources if they are not present on the cluster.
This policy can be used for Kubernetes Secrets and ValidatingWebhookConfigurations managed by cert-manager,
where Flux creates the resources with fields that are later on mutated by other controllers.

ImageUpdateAutomation v1beta1

The ImageUpdateAutomation was extended with the following fields:

  • .spec.git.push.refspec is an optional field used to specify a Git refspec used when pushing commits upstream.
  • .spec.git.push.options is an optional field used to specify the Git push options to be sent to the Git server when pushing commits upstream.
Kubernetes TLS Secrets

All the Flux APIs that accept TLS data have been modified to adopt Secrets of type
kubernetes.io/tls. This includes:

  • HelmRepository: The field .spec.secretRef has been deprecated in favor of a new field .spec.certSecretRef.
  • OCIRepository: Support for the caFile, keyFile and certFile keys in the Secret specified in .spec.certSecretRef have been deprecated in favor of ca.crt, tls.key and tls.crt.
  • ImageRepository: Support for thecaFile, keyFile and certFile keys in the Secret specified in .spec.certSecretRef have been deprecated in favor of ca.crt, tls.key and tls.crt.
  • GitRepository: CA certificate can now be provided in the Secret specified in .spec.secretRef using the ca.crt key, which takes precedence over the caFile key.
Upgrade procedure

Upgrade Flux from v2.0.x to v2.1.0 either by rerunning bootstrap or by using the Flux GitHub Action.

To upgrade Flux from v0.x to v2.1.0 please follow the Flux GA upgrade procedure.

Kubernetes compatibility

This release is compatible with the following Kubernetes versions:

Kubernetes version Minimum required
v1.25 >= 1.25.0
v1.26 >= 1.26.0
v1.27 >= 1.27.1
v1.28 >= 1.28.0

Note that Flux may work on older versions of Kubernetes e.g. 1.21, but we don't recommend running end-of-life versions in production nor do we offer support for these versions.

New Documentation
Components changelog
CLI Changelog

Configuration

📅 Schedule: Branch creation - "on saturday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.


  • If you want to rebase/retry this PR, check this box

This PR has been generated by Mend Renovate. View repository job log here.

@renovate renovate bot changed the title feat(github-release): update fluxcd/flux2 to v2.1.0 feat(github-release): update fluxcd/flux2 to v2.1.1 Sep 19, 2023
@renovate renovate bot force-pushed the renovate/fluxcd-flux2-2.x branch from b958dde to 01440ff Compare September 19, 2023 15:19
@renovate renovate bot changed the title feat(github-release): update fluxcd/flux2 to v2.1.1 feat(github-release): update fluxcd/flux2 to v2.1.2 Oct 12, 2023
@renovate renovate bot force-pushed the renovate/fluxcd-flux2-2.x branch from 01440ff to ab4f2fc Compare October 12, 2023 17:02
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