Use alpine linux 3.18 for docker image

The ipset version included in alpine 3.17 doesn't work on newer kernels.

Signed-off-by: Erik Larsson <[email protected]>

.github/workflows/ci.yml

@@ -15,9 +15,9 @@ on:
     - prep-v[1-9].*
 
 env:
-  BUILDTIME_BASE: "golang:1.19.5-alpine3.17"
-  RUNTIME_BASE: "alpine:3.17"
-  GO_VERSION: "~1.19.5"
+  BUILDTIME_BASE: "golang:1.20.5-alpine3.18"
+  RUNTIME_BASE: "alpine:3.18"
+  GO_VERSION: "~1.20.5"
   GO_CACHE: "/home/runner/.cache/go-build"
   GO_MOD_CACHE: "/home/runner/go/pkg/mod"
 

Makefile

@@ -17,13 +17,13 @@ DOCKER=$(if $(or $(IN_DOCKER_GROUP),$(IS_ROOT),$(OSX)),docker,sudo docker)
 MAKEFILE_DIR=$(dir $(realpath $(firstword $(MAKEFILE_LIST))))
 UPSTREAM_IMPORT_PATH=$(GOPATH)/src/github.com/cloudnativelabs/kube-router/
 BUILD_IN_DOCKER?=true
-DOCKER_BUILD_IMAGE?=golang:1.19.5-alpine3.17
+DOCKER_BUILD_IMAGE?=golang:1.20.5-alpine3.18
 ## These variables are used by the Dockerfile as the bases for building and creating the runtime container
 ## During CI these come from .github/workflows/ci.yaml below we define for local builds as well
 GO_CACHE?=$(shell go env GOCACHE)
 GO_MOD_CACHE?=$(shell go env GOMODCACHE)
 BUILDTIME_BASE?=$(DOCKER_BUILD_IMAGE)
-RUNTIME_BASE?=alpine:3.17
+RUNTIME_BASE?=alpine:3.18
 DOCKER_LINT_IMAGE?=golangci/golangci-lint:v1.50.1
 GOBGP_VERSION=v3.11.0
 QEMU_IMAGE?=multiarch/qemu-user-static