Upgrade Go to version 1.20

.buildkite/test-sample-yamls.yml

@@ -2,7 +2,7 @@
 
 - label: 'Test RayCluster Sample YAMLs (nightly operator)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Build nightly KubeRay operator image
@@ -14,15 +14,15 @@
 
 - label: 'Test RayCluster Sample YAMLs (latest release)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Use KubeRay operator image from the latest release
     - source .venv/bin/activate && BUILDKITE_ENV=true RAY_IMAGE=rayproject/ray:2.7.0 OPERATOR_IMAGE=kuberay/operator:v1.0.0-rc.1 python3 tests/test_sample_raycluster_yamls.py
 
 - label: 'Test RayJob Sample YAMLs (nightly operator)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Build nightly KubeRay operator image
@@ -34,15 +34,15 @@
 
 - label: 'Test RayJob Sample YAMLs (latest release)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Use KubeRay operator image from the latest release
     - source .venv/bin/activate && BUILDKITE_ENV=true RAY_IMAGE=rayproject/ray:2.7.0 OPERATOR_IMAGE=kuberay/operator:v1.0.0-rc.1 python3 tests/test_sample_rayjob_yamls.py
 
 - label: 'Test RayService Sample YAMLs (nightly operator)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Build nightly KubeRay operator image
@@ -54,7 +54,7 @@
 
 - label: 'Test RayService Sample YAMLs (latest release)'
   instance_size: large
-  image: golang:1.19
+  image: golang:1.20
   commands:
     - ./.buildkite/setup-env.sh
     # Use KubeRay operator image from the latest release

.github/workflows/consistency-check.yaml

@@ -17,11 +17,11 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Set up Go 1.19.x
-        uses: actions/setup-go@v2
+      - name: Set up Go
+        uses: actions/setup-go@v3
         with:
           # Use the same go version with build job
-          go-version: '1.19'
+          go-version: '1.20'
 
       - name: Check golang version
         working-directory: ./ray-operator
@@ -44,11 +44,11 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Set up Go 1.19.x
+      - name: Set up Go
         uses: actions/setup-go@v2
         with:
           # Use the same go version with build job
-          go-version: '1.19'
+          go-version: '1.20'
 
       - name: Update CRD/RBAC YAML files
         working-directory: ./ray-operator

.github/workflows/e2e-tests.yaml

@@ -39,10 +39,10 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Set Go
+      - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: v1.19
+          go-version: v1.20
 
       - name: Set up gotestfmt
         uses: gotesttools/gotestfmt-action@v2

.github/workflows/image-release.yaml

@@ -18,10 +18,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.19.x
-      uses: actions/setup-go@v2
+    - name: Set up Go
+      uses: actions/setup-go@v3
       with:
-        go-version: '1.19'
+        go-version: '1.20'
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
@@ -90,10 +90,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.19.x
-      uses: actions/setup-go@v2
+    - name: Set up Go
+      uses: actions/setup-go@v3
       with:
-        go-version: '1.19'
+        go-version: '1.20'
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2

.github/workflows/test-job.yaml

@@ -12,11 +12,11 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go 1.19.x
-      uses: actions/setup-go@v2
+    - name: Set up Go
+      uses: actions/setup-go@v3
       with:
         # Use the same go version with build job
-        go-version: '1.19'
+        go-version: '1.20'
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
@@ -107,10 +107,10 @@ jobs:
     name: Build Apiserver, CLI Binaries and Docker Images
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go 1.19.x
-        uses: actions/setup-go@v2
+      - name: Set up Go
+        uses: actions/setup-go@v3
         with:
-          go-version: '1.19'
+          go-version: '1.20'
 
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
@@ -202,10 +202,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.19.x
-      uses: actions/setup-go@v2
+    - name: Set up Go
+      uses: actions/setup-go@v3
       with:
-        go-version: '1.19'
+        go-version: '1.20'
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2

apiserver/DEVELOPMENT.md

@@ -5,9 +5,9 @@ This guide covers the purpose, requirements, and deployment of the Kuberay API S
 ## Requirements
 
 | Software | Version  |                                                                Link |
-| :------- | :------: | ------------------------------------------------------------------: |
+|:---------|:--------:|--------------------------------------------------------------------:|
 | kubectl  | v1.18.3+ | [Download](https://kubernetes.io/docs/tasks/tools/install-kubectl/) |
-| Go       |  v1.19   |                                  [Download](https://golang.org/dl/) |
+| Go       |  v1.20   |                                  [Download](https://golang.org/dl/) |
 | Docker   |  19.03+  |                        [Download](https://docs.docker.com/install/) |
 | GNU Make |  3.81+   |                                                                     |
 | curl     |  7.88+   |                                                                     |

apiserver/Dockerfile

@@ -1,5 +1,5 @@
 # Build the backend service
-FROM registry.access.redhat.com/ubi8/go-toolset:1.19.13 as builder
+FROM registry.access.redhat.com/ubi9/go-toolset:1.20.10 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests

apiserver/cmd/main.go

@@ -15,9 +15,10 @@ import (
 	assetfs "github.com/elazarl/go-bindata-assetfs"
 	"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 	"google.golang.org/grpc/reflection"
 	"google.golang.org/protobuf/encoding/protojson"
-	klog "k8s.io/klog/v2"
+	"k8s.io/klog/v2"
 
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
 	grpc_prometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
@@ -187,7 +188,7 @@ func serveSwaggerUI(mux *http.ServeMux) {
 
 func registerHttpHandlerFromEndpoint(handler RegisterHttpHandlerFromEndpoint, serviceName string, ctx context.Context, mux *runtime.ServeMux) {
 	endpoint := "localhost" + *rpcPortFlag
-	opts := []grpc.DialOption{grpc.WithInsecure(), grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(math.MaxInt32))}
+	opts := []grpc.DialOption{grpc.WithTransportCredentials(insecure.NewCredentials()), grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(math.MaxInt32))}
 
 	if err := handler(ctx, mux, endpoint, opts); err != nil {
 		klog.Fatalf("Failed to register %v handler: %v", serviceName, err)

apiserver/go.mod

@@ -1,10 +1,9 @@
 module github.com/ray-project/kuberay/apiserver
 
-go 1.19
+go 1.20
 
 require (
 	github.com/go-openapi/runtime v0.19.31
-	github.com/golang/protobuf v1.5.3
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.16.0
 	github.com/ray-project/kuberay/proto v0.0.0-20220703232803-3e7749d17400
@@ -16,14 +15,15 @@ require (
 	k8s.io/apimachinery v0.28.3
 	k8s.io/client-go v0.28.3
 	k8s.io/klog/v2 v2.100.1
-	sigs.k8s.io/controller-runtime v0.16.3
 )
 
 require (
 	github.com/elazarl/go-bindata-assetfs v1.0.1
+	github.com/golang/protobuf v1.5.3
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.7.0
+	sigs.k8s.io/controller-runtime v0.16.3
 )
 
 require (

cli/go.mod

@@ -1,6 +1,6 @@
 module github.com/ray-project/kuberay/cli
 
-go 1.19
+go 1.20
 
 require (
 	github.com/fatih/color v1.13.0

proto/Dockerfile

@@ -1,5 +1,5 @@
 # Generate client code (go & json) from API protocol buffers
-FROM registry.access.redhat.com/ubi8/go-toolset:1.19.13 as generator
+FROM registry.access.redhat.com/ubi9/go-toolset:1.20.10 as generator
 
 ENV PROTOC_VERSION 3.17.3
 ENV GOLANG_PROTOBUF_VERSION v1.5.2

proto/go.mod

@@ -1,6 +1,6 @@
 module github.com/ray-project/kuberay/proto
 
-go 1.19
+go 1.20
 
 require (
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.6.0

ray-operator/DEVELOPMENT.md

@@ -4,11 +4,11 @@ This section walks through how to build and test the operator in a running Kuber
 
 ## Requirements
 
-software  | version | link
-:-------------  | :---------------:| -------------:
-kubectl |  v1.21.0+    | [download](https://kubernetes.io/docs/tasks/tools/install-kubectl/)
-go  | v1.19|[download](https://golang.org/dl/)
-docker   | 19.03+|[download](https://docs.docker.com/install/)
+| software | version  |                                                                link |
+|:---------|:--------:|--------------------------------------------------------------------:|
+| kubectl  | v1.21.0+ | [download](https://kubernetes.io/docs/tasks/tools/install-kubectl/) |
+| go       |  v1.20   |                                  [download](https://golang.org/dl/) |
+| docker   |  19.03+  |                        [download](https://docs.docker.com/install/) |
 
 Alternatively, you can use podman (version 4.5+) instead of docker. See [podman.io](https://podman.io/getting-started/installation) for installation instructions. The Makefile allows you to specify the container engine to use via the `ENGINE` variable. For example, to use podman, you can run `ENGINE=podman make docker-build`.
 
@@ -18,14 +18,14 @@ The instructions assume you have access to a running Kubernetes cluster via `kub
 
 For local development, we recommend using [Kind](https://kind.sigs.k8s.io/) to create a Kubernetes cluster.
 
-### Use go v1.19
+### Use go v1.20
 
-Currently, KubeRay uses go v1.19 for development.
+Currently, KubeRay uses go v1.20 for development.
 
 ```bash
-go install golang.org/dl/go1.19.12@latest
-go1.19.12 download
-export GOROOT=$(go1.19. env GOROOT)
+go install golang.org/dl/go1.20.11@latest
+go1.20.11 download
+export GOROOT=$(go1.20. env GOROOT)
 export PATH="$GOROOT/bin:$PATH"
 ```
 
@@ -166,7 +166,7 @@ IMG=kuberay/operator:nightly make deploy
 
 KubeRay uses the gofumpt linter.
 
-Download gofumpt version **0.5.0**. At the time of writing, v0.5.0 is the latest version compatible with go1.19. Run this command to download it:
+Download gofumpt version **0.5.0**. At the time of writing, v0.5.0 is the latest version compatible with go1.20. Run this command to download it:
 
 ```bash
 go install mvdan.cc/[email protected]
@@ -181,14 +181,14 @@ gofumpt --version
 # v0.5.0 (go1.19)
 ```
 
-Make sure your `go` version is still 1.19:
+Make sure your `go` version is still 1.20:
 
 ```bash
 go version
-# go version go1.19 darwin/amd64
+# go version go1.20 darwin/amd64
 ```
 
-If your `go` version isn’t 1.19 any more, you may have installed a different `gofumpt` version (e.g. by downloading with Homebrew). If you accidentally installed `gofumpt` using Homebrew, run `brew uninstall gofumpt` and then `brew uninstall go`. Then check `brew install go@1.19`. It should be back to 1.19.x.
+If your `go` version isn’t 1.20 any more, you may have installed a different `gofumpt` version (e.g. by downloading with Homebrew). If you accidentally installed `gofumpt` using Homebrew, run `brew uninstall gofumpt` and then `brew uninstall go`. Then check `brew install go@1.20`. It should be back to 1.20.x.
 
 Whenever you edit KubeRay code, run the `gofumpt` linter inside the KubeRay directory:
 

ray-operator/Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM registry.access.redhat.com/ubi8/go-toolset:1.19.13 as builder
+FROM registry.access.redhat.com/ubi9/go-toolset:1.20.10 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
@@ -18,7 +18,7 @@ COPY controllers/ controllers/
 USER root
 RUN CGO_ENABLED=1 GOOS=linux go build -tags strictfipsruntime -a -o manager main.go
 
-FROM registry.access.redhat.com/ubi8/ubi-minimal:8.8
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.3
 WORKDIR /
 COPY --from=builder /workspace/manager .
 USER 65532:65532

ray-operator/go.mod

@@ -1,6 +1,6 @@
 module github.com/ray-project/kuberay/ray-operator
 
-go 1.19
+go 1.20
 
 require (
 	github.com/Masterminds/semver/v3 v3.2.0