update go to 1.17

Removes the platform based switch between different versions.

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

.github/workflows/test.yml

@@ -59,7 +59,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.16.11
+          go-version: 1.17.4
       -
         name: Test
         run: |

Dockerfile

@@ -1,25 +1,14 @@
 # syntax=docker/dockerfile:1.3
 
 ARG BASE_VARIANT=alpine
-ARG GO_VERSION=1.16.11
+ARG GO_VERSION=1.17.4
 ARG XX_VERSION=1.0.0-rc.2
 ARG GOVERSIONINFO_VERSION=v1.3.0
 ARG GOTESTSUM_VERSION=v1.7.0
 
-FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-${BASE_VARIANT} AS gostable
-FROM --platform=$BUILDPLATFORM golang:1.17rc1-${BASE_VARIANT} AS golatest
-
-FROM gostable AS go-linux
-FROM gostable AS go-darwin
-FROM gostable AS go-windows-amd64
-FROM gostable AS go-windows-386
-FROM gostable AS go-windows-arm
-FROM golatest AS go-windows-arm64
-FROM go-windows-${TARGETARCH} AS go-windows
-
 FROM --platform=$BUILDPLATFORM tonistiigi/xx:${XX_VERSION} AS xx
 
-FROM go-${TARGETOS} AS build-base-alpine
+FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-${BASE_VARIANT} AS build-base-alpine
 COPY --from=xx / /
 RUN apk add --no-cache bash clang lld llvm file git
 WORKDIR /go/src/github.com/docker/cli
@@ -29,7 +18,7 @@ ARG TARGETPLATFORM
 # gcc is installed for libgcc only
 RUN xx-apk add --no-cache musl-dev gcc
 
-FROM go-${TARGETOS} AS build-base-buster
+FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-buster AS build-base-buster
 COPY --from=xx / /
 RUN apt-get update && apt-get install --no-install-recommends -y bash clang lld file
 WORKDIR /go/src/github.com/docker/cli

dockerfiles/Dockerfile.dev

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.3
 
-ARG GO_VERSION=1.16.11
+ARG GO_VERSION=1.17.4
 
 FROM golang:${GO_VERSION}-alpine AS golang
 ENV  CGO_ENABLED=0

dockerfiles/Dockerfile.lint

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.3
 
-ARG GO_VERSION=1.16.11
+ARG GO_VERSION=1.17.4
 ARG GOLANGCI_LINT_VERSION=v1.23.8
 
 FROM golangci/golangci-lint:${GOLANGCI_LINT_VERSION}-alpine AS golangci-lint