Drop Kubernetes v1.26, and support Kubernetes v1.29

.github/workflows/e2e-test-darts-cifar10.yaml

@@ -33,6 +33,6 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]
         # Comma Delimited
         experiments: ["darts-cpu"]

.github/workflows/e2e-test-enas-cifar10.yaml

@@ -33,6 +33,6 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]
         # Comma Delimited
         experiments: ["enas-cpu"]

.github/workflows/e2e-test-pytorch-mnist.yaml

@@ -34,7 +34,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]
         # Comma Delimited
         experiments:
           # suggestion-hyperopt

.github/workflows/e2e-test-simple-pbt.yaml

@@ -33,6 +33,6 @@ jobs:
       fail-fast: false
       matrix:
         # Detail: https://hub.docker.com/r/kindest/node
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]
         # Comma Delimited
         experiments: ["simple-pbt"]

.github/workflows/e2e-test-tf-mnist-with-summaries.yaml

@@ -33,6 +33,6 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]
         # Comma Delimited
         experiments: ["tfjob-mnist-with-summaries"]

.github/workflows/e2e-test-ui-random-search-postgres.yaml

@@ -32,4 +32,4 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-version: ["v1.26.14", "v1.27.11", "v1.28.7"]
+        kubernetes-version: ["v1.27.11", "v1.28.7", "v1.29.2"]

.github/workflows/test-go.yaml

@@ -65,7 +65,7 @@ jobs:
       fail-fast: false
       matrix:
         # Detail: `setup-envtest list`
-        kubernetes-version: ["1.26.1", "1.27.1", "1.28.3"]
+        kubernetes-version: ["1.27.1", "1.28.3", "1.29.3"]
 
   # notifies that all test jobs are finished.
   finish:

Makefile

@@ -7,7 +7,7 @@ HAS_MOCKGEN := $(shell command -v mockgen;)
 COMMIT := v1beta1-$(shell git rev-parse --short=7 HEAD)
 KATIB_REGISTRY := docker.io/kubeflowkatib
 CPU_ARCH ?= amd64
-ENVTEST_K8S_VERSION ?= 1.28
+ENVTEST_K8S_VERSION ?= 1.29
 MOCKGEN_VERSION ?= $(shell grep 'github.com/golang/mock' go.mod | cut -d ' ' -f 2)
 GO_VERSION=$(shell grep '^go' go.mod | cut -d ' ' -f 2)
 
@@ -23,7 +23,7 @@ test: envtest
 
 envtest:
 ifndef HAS_SETUP_ENVTEST
-	go install sigs.k8s.io/controller-runtime/tools/setup-envtest@8a64e5f3bd788d79be2396d21a29551fc49e46a8 #v0.16.5
+	go install sigs.k8s.io/controller-runtime/tools/setup-envtest@bf15e44028f908c790721fc8fe67c7bf2d06a611 #v0.17.3
 	$(info "setup-envtest has been installed")
 endif
 	$(info "setup-envtest has already installed")

README.md

@@ -154,8 +154,8 @@ Follow the next steps to install Katib standalone.
 
 This is the minimal requirements to install Katib:
 
-- Kubernetes >= 1.26
-- `kubectl` >= 1.26
+- Kubernetes >= 1.27
+- `kubectl` >= 1.27
 
 ## Latest Version
 

cmd/katib-controller/v1beta1/main.go

@@ -26,7 +26,6 @@ import (
 	"github.com/spf13/viper"
 	"k8s.io/apimachinery/pkg/runtime"
 	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
-	"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
 	"sigs.k8s.io/controller-runtime/pkg/client/config"
 	"sigs.k8s.io/controller-runtime/pkg/healthz"
 	logf "sigs.k8s.io/controller-runtime/pkg/log"
@@ -118,10 +117,6 @@ func main() {
 		LeaderElection:         initConfig.ControllerConfig.EnableLeaderElection,
 		LeaderElectionID:       initConfig.ControllerConfig.LeaderElectionID,
 		Scheme:                 scheme,
-		// TODO: Once the below issue is resolved, we need to switch discovery-client to the built-in one.
-		// https://github.com/kubernetes-sigs/controller-runtime/issues/2354
-		// https://github.com/kubernetes-sigs/controller-runtime/issues/2424
-		MapperProvider: apiutil.NewDiscoveryRESTMapper,
 	})
 	if err != nil {
 		log.Error(err, "Failed to create the manager")

examples/v1beta1/kind-cluster/README.md

@@ -10,7 +10,7 @@ Install the following tools to run the example:
 
 - [Docker](https://docs.docker.com/get-docker) >= 20.10
 - [Kind](https://kind.sigs.k8s.io/docs/user/quick-start/#installation) >= 0.13
-- [`kubectl`](https://kubernetes.io/docs/tasks/tools/#kubectl) >= 1.26
+- [`kubectl`](https://kubernetes.io/docs/tasks/tools/#kubectl) >= 1.27
 
 ## Installation
 

examples/v1beta1/kind-cluster/deploy.sh

@@ -36,8 +36,8 @@ if [ -z "$(command -v kubectl)" ]; then
   exit 1
 fi
 
-# Step 1. Create Kind cluster with Kubernetes v1.28.7
-kind create cluster --image kindest/node:v1.28.7
+# Step 1. Create Kind cluster with Kubernetes v1.29.2
+kind create cluster --image kindest/node:v1.29.2
 echo -e "\nKind cluster has been created\n"
 
 # Step 2. Set context for kubectl

go.mod

@@ -9,33 +9,33 @@ require (
 	github.com/go-sql-driver/mysql v1.5.0
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.4
-	github.com/google/go-cmp v0.5.9
+	github.com/google/go-cmp v0.6.0
 	github.com/google/go-containerregistry v0.15.2
 	github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20230517160804-b7ad3f13a62c
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/hpcloud/tail v1.0.1-0.20180514194441-a1dbeea552b7
 	github.com/lib/pq v1.10.6
 	github.com/mattbaird/jsonpatch v0.0.0-20171005235357-81af80346b1a
-	github.com/onsi/gomega v1.27.10
-	github.com/prometheus/client_golang v1.16.0
+	github.com/onsi/gomega v1.30.0
+	github.com/prometheus/client_golang v1.18.0
 	github.com/shirou/gopsutil/v3 v3.22.5
 	github.com/spf13/viper v1.9.0
 	github.com/tidwall/gjson v1.14.1
 	golang.org/x/net v0.19.0
-	google.golang.org/grpc v1.56.3
-	k8s.io/api v0.28.8
-	k8s.io/apimachinery v0.28.8
-	k8s.io/client-go v0.28.8
-	k8s.io/code-generator v0.28.8
+	google.golang.org/grpc v1.58.3
+	k8s.io/api v0.29.3
+	k8s.io/apimachinery v0.29.3
+	k8s.io/client-go v0.29.3
+	k8s.io/code-generator v0.29.3
 	k8s.io/klog v1.0.0
-	k8s.io/kube-openapi v0.0.0-20230717233707-2695361300d9
-	sigs.k8s.io/controller-runtime v0.16.5
-	sigs.k8s.io/structured-merge-diff/v4 v4.2.3
-	sigs.k8s.io/yaml v1.3.0
+	k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00
+	sigs.k8s.io/controller-runtime v0.17.3
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1
+	sigs.k8s.io/yaml v1.4.0
 )
 
 require (
-	cloud.google.com/go/compute v1.19.3 // indirect
+	cloud.google.com/go/compute v1.21.0 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
 	github.com/Azure/azure-sdk-for-go v68.0.0+incompatible // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
@@ -73,10 +73,10 @@ require (
 	github.com/docker/docker-credential-helpers v0.7.0 // indirect
 	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
 	github.com/evanphx/json-patch v5.6.0+incompatible // indirect
-	github.com/evanphx/json-patch/v5 v5.6.0 // indirect
-	github.com/fsnotify/fsnotify v1.6.0 // indirect
-	github.com/go-logr/logr v1.2.4 // indirect
-	github.com/go-logr/zapr v1.2.4 // indirect
+	github.com/evanphx/json-patch/v5 v5.8.0 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/go-logr/zapr v1.3.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.2 // indirect
@@ -97,7 +97,7 @@ require (
 	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
 	github.com/magiconair/properties v1.8.5 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.4.2 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
@@ -108,9 +108,9 @@ require (
 	github.com/pelletier/go-toml v1.9.4 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
-	github.com/prometheus/client_model v0.4.0 // indirect
-	github.com/prometheus/common v0.44.0 // indirect
-	github.com/prometheus/procfs v0.10.1 // indirect
+	github.com/prometheus/client_model v0.5.0 // indirect
+	github.com/prometheus/common v0.45.0 // indirect
+	github.com/prometheus/procfs v0.12.0 // indirect
 	github.com/sirupsen/logrus v1.9.1 // indirect
 	github.com/spf13/afero v1.6.0 // indirect
 	github.com/spf13/cast v1.4.1 // indirect
@@ -124,32 +124,32 @@ require (
 	github.com/vbatts/tar-split v0.11.3 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.25.0 // indirect
+	go.uber.org/zap v1.26.0 // indirect
 	golang.org/x/crypto v0.17.0 // indirect
 	golang.org/x/exp v0.0.0-20220722155223-a9213eeb770e // indirect
 	golang.org/x/mod v0.14.0 // indirect
-	golang.org/x/oauth2 v0.8.0 // indirect
+	golang.org/x/oauth2 v0.12.0 // indirect
 	golang.org/x/sync v0.5.0 // indirect
-	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
 	golang.org/x/term v0.15.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/tools v0.16.1 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
 	gonum.org/v1/gonum v0.8.2 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20230525234030-28d5490b6b19 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230822172742-b8732ec3820d // indirect
 	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/fsnotify/fsnotify.v1 v1.4.7 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/ini.v1 v1.63.2 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apiextensions-apiserver v0.28.3 // indirect
-	k8s.io/component-base v0.28.3 // indirect
-	k8s.io/gengo v0.0.0-20220902162205-c0856e24416d // indirect
-	k8s.io/klog/v2 v2.100.1 // indirect
-	k8s.io/utils v0.0.0-20230505201702-9f6742963106 // indirect
+	k8s.io/apiextensions-apiserver v0.29.2 // indirect
+	k8s.io/component-base v0.29.2 // indirect
+	k8s.io/gengo v0.0.0-20230829151522-9cce18d56c01 // indirect
+	k8s.io/klog/v2 v2.110.1 // indirect
+	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 )