Highlights

• Based on k8s.io/* v1.32 libraries and minimum Go version is now v1.23
• New experimental priority queue feature
  • More details in #3013 and #2374
  • Can be enabled via manager.Options.Controller.UsePriorityQueue
  • Please give it a try and provide feedback in #2374
• AggregatedDiscovery is automatically used when available (#2901)
• As usual, many improvements to the fake client

Changes since v0.19.0

⚠️ Breaking Changes

• Bump to k8s.io/* v1.32 libraries (#2971 #2990 #3001 #3007 #3029 #3043)
• logging: Stop deduplicating API warnings by default (#2953)
• webhook: Stop deleting unknown fields in CustomDefaulter (#2982 #3056)
• webhook: Remove deprecated Defaulter and Validator (#2877 #2945)
• cluster: Remove deprecated SyncPeriod option (#2970)

✨ New Features

• cache: Add EnableWatchBookmarks option (defaults to true) (#3017)
• cache: Export NewInformer option (#3061)
• cert-watcher: Add polling (#3020 #3050)
• controller: Add experimental priority queue (off per default) (#3013 #3014 #3060 #3066)
• fake client: Allow adding indexes at runtime (#3021)
• fake client: Add support for ServiceAccountToken subresource (#2969)
• restmapper: Use AggregatedDiscovery if available (#2901)
• util: Add HasOwnerReference func (#2882)
• webhook: Add custom path option (#2998)

🐛 Bug Fixes

• controller: Error when source.Start() never returns (#2997 #3006 #3008)
• fake client: Don't return items on invalid selector (#3022)
• fake client: Fix TOCTOU races (#2980)
• fake client: Preserve TypeMeta during Get call with PartialObjectMeta (#2949)
• fake client: Preserve TypeMeta during List call with UnstructuredList (#3074)
• manager: Fix RenewDeadline typo in leader election (#3032)
• manager: Use leader elector with client timeout (#3028 #3034)

🌱 Others

• cache: Switch to Go 1.23+ stdlib maps/slices packages (#3012)
• controller: Log the syncing source when WaitForSync fails (#3016)
• setup-envtest: drop support for GCS (#2915)
• Some fixes for typos (#3011 #3033 #2993)

🌱 CI

• PR-verify: Verify PR titles with shell script (#2944 #2961 #2964 #2973)
• Remove gosec linter (#3064)
• Upgrade golangci-lint to v1.61.0 (#2950)

📖 Additionally, there have been 7 contributions to our documentation. (#2942, #2985, #2996, #3002, #3039, #3062)

Dependencies

Added

Nothing has changed.

Changed

• cel.dev/expr: v0.15.0 → v0.18.0
• github.com/Azure/go-ansiterm: d185dfc → 306776e
• github.com/go-openapi/jsonpointer: v0.19.6 → v0.21.0
• github.com/go-openapi/swag: v0.22.4 → v0.23.0
• github.com/google/btree: v1.0.1 → v1.1.3
• github.com/google/cel-go: v0.20.1 → v0.22.0
• github.com/google/pprof: 4bfdf5a → d1b30fe
• github.com/gregjones/httpcache: 9cad4c3 → 901d907
• github.com/jonboulle/clockwork: v0.2.2 → v0.4.0
• github.com/moby/spdystream: v0.4.0 → v0.5.0
• github.com/onsi/ginkgo/v2: v2.19.0 → v2.21.0
• github.com/onsi/gomega: v1.33.1 → v1.35.1
• github.com/stoewer/go-strcase: v1.2.0 → v1.3.0
• github.com/xiang90/probing: 43a291a → a49e3df
• go.etcd.io/bbolt: v1.3.9 → v1.3.11
• go.etcd.io/etcd/api/v3: v3.5.14 → v3.5.16
• go.etcd.io/etcd/client/pkg/v3: v3.5.14 → v3.5.16
• go.etcd.io/etcd/client/v2: v2.305.13 → v2.305.16
• go.etcd.io/etcd/client/v3: v3.5.14 → v3.5.16
• go.etcd.io/etcd/pkg/v3: v3.5.13 → v3.5.16
• go.etcd.io/etcd/raft/v3: v3.5.13 → v3.5.16
• go.etcd.io/etcd/server/v3: v3.5.13 → v3.5.16
• go.uber.org/zap: v1.26.0 → v1.27.0
• golang.org/x/crypto: v0.24.0 → v0.28.0
• golang.org/x/exp: f3d0a9c → 8a7402a
• golang.org/x/mod: v0.17.0 → v0.21.0
• golang.org/x/net: v0.26.0 → v0.30.0
• golang.org/x/oauth2: v0.21.0 → v0.23.0
• golang.org/x/sync: v0.7.0 → v0.8.0
• golang.org/x/sys: v0.21.0 → v0.26.0
• golang.org/x/telemetry: f48c80b → bda5523
• golang.org/x/term: v0.21.0 → v0.25.0
• golang.org/x/text: v0.16.0 → v0.19.0
• golang.org/x/time: v0.3.0 → v0.7.0
• golang.org/x/tools: e35e4cc → v0.26.0
• golang.org/x/xerrors: 04be3eb → 5ec99f8
• google.golang.org/genproto/googleapis/api: 5315273 → f6391c0
• google.golang.org/genproto/googleapis/rpc: f6361c8 → f6391c0
• google.golang.org/genproto: b8732ec → ef43131
• google.golang.org/protobuf: v1.34.2 → v1.35.1
• k8s.io/api: v0.31.0 → v0.32.0
• k8s.io/apiextensions-apiserver: v0.31.0 → v0.32.0
• k8s.io/apimachinery: v0.31.0 → v0.32.0
• k8s.io/apiserver: v0.31.0 → v0.32.0
• k8s.io/client-go: v0.31.0 → v0.32.0
• k8s.io/code-generator: v0.31.0 → v0.32.0
• k8s.io/component-base: v0.31.0 → v0.32.0
• k8s.io/gengo/v2: 51d4e06 → 2b36238
• k8s.io/kms: v0.31.0 → v0.32.0
• k8s.io/kube-openapi: 70dd376 → 32ad38e
• k8s.io/utils: 18e509b → 3ea5e8c
• sigs.k8s.io/apiserver-network-proxy/konnectivity-client: v0.30.3 → v0.31.0
• sigs.k8s.io/json: bc3834c → 9aa6b5e
• sigs.k8s.io/structured-merge-diff/v4: v4.4.1 → v4.4.2

Removed

• github.com/golang/groupcache: 41bb18b
• github.com/imdario/mergo: v0.3.6

Thanks to all our contributors! 😊