Dockerfile: switch to xx

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
(cherry picked from commit 87f93ede9e)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

.dockerignore

@@ -0,0 +1 @@
+bin/

.github/workflows/build.yml

@@ -87,7 +87,6 @@ jobs:
           draft: true
           files: |
             bin/*.tar.gz
-            bin/*.zip
             bin/*.sha256
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Dockerfile

@@ -1,49 +1,58 @@
-# syntax=docker/dockerfile:1.3
+# syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.17
-ARG GORELEASER_XX_VERSION=1.2.5
+ARG XX_VERSION=1.1.0
 
-FROM --platform=$BUILDPLATFORM crazymax/goreleaser-xx:${GORELEASER_XX_VERSION} AS goreleaser-xx
+FROM --platform=$BUILDPLATFORM tonistiigi/xx:${XX_VERSION} AS xx
 FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-alpine AS base
-COPY --from=goreleaser-xx / /
-RUN apk add --no-cache file git
-WORKDIR /go/src/github.com/docker/distribution
-
-FROM base AS build
+COPY --from=xx / /
+RUN apk add --no-cache bash coreutils file git
 ENV GO111MODULE=auto
 ENV CGO_ENABLED=0
-# GIT_REF is used by goreleaser-xx to handle the proper git ref when available.
-# It will fallback to the working tree info if empty and use "git tag --points-at"
-# or "git describe" to define the version info.
-ARG GIT_REF
-ARG TARGETPLATFORM
+WORKDIR /go/src/github.com/docker/distribution
+
+FROM base AS version
 ARG PKG="github.com/docker/distribution"
+RUN --mount=target=. \
+  VERSION=$(git describe --match 'v[0-9]*' --dirty='.m' --always --tags) REVISION=$(git rev-parse HEAD)$(if ! git diff --no-ext-diff --quiet --exit-code; then echo .m; fi); \
+  echo "-X ${PKG}/version.Version=${VERSION#v} -X ${PKG}/version.Revision=${REVISION} -X ${PKG}/version.Package=${PKG}" | tee /tmp/.ldflags; \
+  echo -n "${VERSION}" | tee /tmp/.version;
+
+FROM base AS build
+ARG TARGETPLATFORM
+ARG LDFLAGS="-s -w"
 ARG BUILDTAGS="include_oss include_gcs"
 RUN --mount=type=bind,target=/go/src/github.com/docker/distribution,rw \
   --mount=type=cache,target=/root/.cache/go-build \
   --mount=target=/go/pkg/mod,type=cache \
-  goreleaser-xx --debug \
-    --name="registry" \
-    --dist="/out" \
-    --main="./cmd/registry" \
-    --flags="-v" \
-    --ldflags="-s -w -X '$PKG/version.Version={{.Version}}' -X '$PKG/version.Revision={{.Commit}}' -X '$PKG/version.Package=$PKG'" \
-    --tags="$BUILDTAGS" \
-    --files="LICENSE" \
-    --files="README.md"
-
-FROM scratch AS artifact
-COPY --from=build /out/*.tar.gz /
-COPY --from=build /out/*.zip /
-COPY --from=build /out/*.sha256 /
+  --mount=type=bind,source=/tmp/.ldflags,target=/tmp/.ldflags,from=version \
+  set -x ; xx-go build -trimpath -ldflags "$(cat /tmp/.ldflags) ${LDFLAGS}" -o /usr/bin/registry ./cmd/registry \
+  && xx-verify --static /usr/bin/registry
 
 FROM scratch AS binary
-COPY --from=build /usr/local/bin/registry* /
+COPY --from=build /usr/bin/registry /
+
+FROM base AS releaser
+ARG TARGETOS
+ARG TARGETARCH
+ARG TARGETVARIANT
+WORKDIR /work
+RUN --mount=from=binary,target=/build \
+  --mount=type=bind,target=/src \
+  --mount=type=bind,source=/tmp/.version,target=/tmp/.version,from=version \
+  VERSION=$(cat /tmp/.version) \
+  && mkdir -p /out \
+  && cp /build/registry /src/README.md /src/LICENSE . \
+  && tar -czvf "/out/registry_${VERSION#v}_${TARGETOS}_${TARGETARCH}${TARGETVARIANT}.tar.tgz" * \
+  && sha256sum -z "/out/registry_${VERSION#v}_${TARGETOS}_${TARGETARCH}${TARGETVARIANT}.tar.tgz" | awk '{ print $1 }' > "/out/registry_${VERSION#v}_${TARGETOS}_${TARGETARCH}${TARGETVARIANT}.tar.tgz.sha256"
+
+FROM scratch AS artifact
+COPY --from=releaser /out /
 
 FROM alpine:3.16
 RUN apk add --no-cache ca-certificates
 COPY cmd/registry/config-dev.yml /etc/docker/registry/config.yml
-COPY --from=build /usr/local/bin/registry /bin/registry
+COPY --from=binary /registry /bin/registry
 VOLUME ["/var/lib/registry"]
 EXPOSE 5000
 ENTRYPOINT ["registry"]

docker-bake.hcl

@@ -1,15 +1,3 @@
-// GITHUB_REF is the actual ref that triggers the workflow
-// https://docs.github.com/en/actions/learn-github-actions/environment-variables#default-environment-variables
-variable "GITHUB_REF" {
-  default = ""
-}
-
-target "_common" {
-  args = {
-    GIT_REF = GITHUB_REF
-  }
-}
-
 group "default" {
   targets = ["image-local"]
 }
@@ -20,13 +8,11 @@ target "docker-metadata-action" {
 }
 
 target "binary" {
-  inherits = ["_common"]
   target = "binary"
   output = ["./bin"]
 }
 
 target "artifact" {
-  inherits = ["_common"]
   target = "artifact"
   output = ["./bin"]
 }
@@ -43,8 +29,13 @@ target "artifact-all" {
   ]
 }
 
+// Special target: https://github.com/docker/metadata-action#bake-definition
+target "docker-metadata-action" {
+  tags = ["registry:local"]
+}
+
 target "image" {
-  inherits = ["_common", "docker-metadata-action"]
+  inherits = ["docker-metadata-action"]
 }
 
 target "image-local" {