bump to golang 1.24

* bump in go.mod (base and api)
* bump go-toolset in Dockerfile
* bump in github jobs ('.github/workflows')
* Bump the golangci-lint version in the .pre-commit-config.yaml to v2.4.0
* Bump build_root_image in .ci-operator.yaml to ci-build-root-golang-1.24-sdk-1.31

Jira: OSPRH-12935
Signed-off-by: Martin Schuppert <mschuppert@redhat.com>

Author: stuggi

.ci-operator.yaml

@@ -1,4 +1,4 @@
 build_root_image:
   name: tools
   namespace: openstack-k8s-operators
-  tag: ci-build-root-golang-1.21-sdk-1.31
+  tag: ci-build-root-golang-1.24-sdk-1.31

.github/workflows/build-horizon-operator.yaml

@@ -15,7 +15,7 @@ jobs:
     uses: openstack-k8s-operators/openstack-k8s-operators-ci/.github/workflows/reusable-build-operator.yaml@main
     with:
       operator_name: horizon
-      go_version: 1.21.x
+      go_version: 1.24.x
       operator_sdk_version: 1.31.0
     secrets:
       IMAGENAMESPACE: ${{ secrets.IMAGENAMESPACE }}

.github/workflows/force-bump-pr-manual.yaml

@@ -9,5 +9,6 @@ jobs:
     with:
       operator_name: horizon
       branch_name: ${{ github.ref_name }}
+      custom_image: quay.io/openstack-k8s-operators/openstack-k8s-operators-ci-build-tools:golang-1.24-sdk-1.31
     secrets:
       FORCE_BUMP_PULL_REQUEST_PAT: ${{ secrets.FORCE_BUMP_PULL_REQUEST_PAT }}

.github/workflows/force-bump-pr-scheduled.yaml

@@ -10,5 +10,6 @@ jobs:
     uses: openstack-k8s-operators/openstack-k8s-operators-ci/.github/workflows/force-bump-branches.yaml@main
     with:
       operator_name: horizon
+      custom_image: quay.io/openstack-k8s-operators/openstack-k8s-operators-ci-build-tools:golang-1.24-sdk-1.31
     secrets:
       FORCE_BUMP_PULL_REQUEST_PAT: ${{ secrets.FORCE_BUMP_PULL_REQUEST_PAT }}

.golangci.yaml

@@ -1,11 +1,20 @@
+version: 2
+
 linters:
   # Enable specific linter
   # https://golangci-lint.run/usage/linters/#enabled-by-default
   enable:
     - errorlint
     - revive
     - ginkgolinter
-    - gofmt
     - govet
+    - gosec
+    - errname
+    - err113
+
+formatters:
+  enable:
+    - gofmt
+
 run:
   timeout: 5m

.pre-commit-config.yaml

@@ -32,7 +32,7 @@ repos:
     - id: go-mod-tidy
 
 - repo: https://github.com/golangci/golangci-lint
-  rev: v1.59.1
+  rev: v2.4.0
   hooks:
     - id: golangci-lint-full
       args: ["-v"]

Dockerfile

@@ -1,4 +1,4 @@
-ARG GOLANG_BUILDER=registry.access.redhat.com/ubi9/go-toolset:1.21
+ARG GOLANG_BUILDER=registry.access.redhat.com/ubi9/go-toolset:1.24
 ARG OPERATOR_BASE_IMAGE=registry.access.redhat.com/ubi9/ubi-minimal:latest
 
 # Build the manager binary

Makefile

@@ -57,7 +57,7 @@ IMG ?= $(DEFAULT_IMG)
 ENVTEST_K8S_VERSION = 1.29
 
 # Set minimum Go version
-GOTOOLCHAIN_VERSION ?= go1.21.0
+GOTOOLCHAIN_VERSION ?= go1.24.0
 
 PROCS ?=$(shell expr $(shell nproc --ignore 2) / 4)
 # PROC_CMD = --procs ${PROCS}

api/go.mod

@@ -1,6 +1,6 @@
 module github.com/openstack-k8s-operators/horizon-operator/api
 
-go 1.21
+go 1.24
 
 require (
 	github.com/openstack-k8s-operators/infra-operator/apis v0.6.1-0.20250813063935-fdc20530dcf1

go.mod

@@ -1,6 +1,6 @@
 module github.com/openstack-k8s-operators/horizon-operator
 
-go 1.21
+go 1.24
 
 replace github.com/openstack-k8s-operators/horizon-operator/api => ./api