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Release multi-platform docker containers

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This commit is contained in:
Michael Eischer 2023-05-19 17:16:29 +02:00
parent 170e495334
commit 2293835242
2 changed files with 35 additions and 9 deletions
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20
docker/Dockerfile.release Normal file
View file

@ -0,0 +1,20 @@
FROM --platform=$BUILDPLATFORM alpine:latest as helper
ARG VERSION
ARG TARGETOS
ARG TARGETARCH
# add release binary for the appropriate platform
COPY restic_${VERSION}_${TARGETOS}_${TARGETARCH}.bz2 /
RUN apk add --update --no-cache bzip2
RUN set -e && \
bzcat restic_${VERSION}_${TARGETOS}_${TARGETARCH}.bz2 > restic && \
chmod +x restic
FROM alpine:latest
COPY --from=helper /restic /usr/bin
RUN apk add --update --no-cache ca-certificates fuse openssh-client tzdata jq
ENTRYPOINT ["/usr/bin/restic"]

24
helpers/prepare-release/main.go
View file

@ -409,13 +409,19 @@ func signFiles(filenames ...string) {
}
}
func updateDocker(outputDir, version string) {
cmd := fmt.Sprintf("bzcat %s/restic_%s_linux_amd64.bz2 > restic", outputDir, version)
run("sh", "-c", cmd)
run("chmod", "+x", "restic")
run("docker", "pull", "alpine:latest")
run("docker", "build", "--rm", "--tag", "restic/restic:latest", "-f", "docker/Dockerfile", ".")
run("docker", "tag", "restic/restic:latest", "restic/restic:"+version)
func updateDocker(outputDir, version string) string {
run("docker", "buildx", "create", "--name", "restic-release-builder", "--driver", "docker-container", "--bootstrap")
cmds := ""
for _, tag := range []string{"restic/restic:latest", "restic/restic:" + version} {
cmd := fmt.Sprintf("docker buildx build --builder restic-release-builder --platform linux/386,linux/amd64,linux/arm,linux/arm64 --pull --tag %q -f docker/Dockerfile.release --build-arg VERSION=%q %q", tag, version, outputDir)
run("sh", "-c", cmd)
cmds += cmd + " --push\n"
}
return cmds + "\ndocker buildx rm restic-release-builder"
}
func tempdir(prefix string) string {
@ -470,9 +476,9 @@ func main() {
signFiles(filepath.Join(opts.OutputDir, "SHA256SUMS"), tarFilename)
updateDocker(opts.OutputDir, opts.Version)
dockerCmds := updateDocker(opts.OutputDir, opts.Version)
msg("done, output dir is %v", opts.OutputDir)
msg("now run:\n\ngit push --tags origin master\ndocker push restic/restic:latest\ndocker push restic/restic:%s\n", opts.Version)
msg("now run:\n\ngit push --tags origin master\n%s\n", dockerCmds)
}