mirror of
https://github.com/mjl-/mox.git
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f3f2c6f8ea
binaries for linux/amd64 were build for each target platform. apparently the --platform in the first-stage overrides the $TARGET* variables of the build. docker behaviour always manages to surprise me...
54 lines
2.6 KiB
Bash
Executable file
54 lines
2.6 KiB
Bash
Executable file
#!/bin/sh
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# Abort on error.
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set -e
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# We are using podman because docker generates errors when it's in the second
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# stage and copies a non-linux/amd64 binary from the first stage that is
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# linux/amd64.
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# The platforms we build for (what alpine supports).
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platforms=linux/amd64,linux/arm64,linux/arm,linux/386,linux/ppc64le,linux/s390x
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# todo: linux/riscv64 currently absent for alpine:latest, only at alpine:edge
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# We are building by "go install github.com/mjl-/mox@$moxversion", to ensure the
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# binary gets a proper version stamped into its buildinfo. It also helps to ensure
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# there is no accidental local change in the image.
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moxversion=$(go list -mod mod -m github.com/mjl-/mox@$(git rev-parse HEAD) | cut -f2 -d' ')
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echo Building mox $moxversion for $platforms, without local/uncommitted changes
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# Ensure latest golang and alpine docker images.
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podman image pull --quiet docker.io/golang:1-alpine
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for i in $(echo $platforms | sed 's/,/ /g'); do
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podman image pull --quiet --platform $i docker.io/alpine:latest
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done
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# "Last pulled" apparently is the one used for "podman run" below, not the one
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# that matches the platform. So pull for current platform again.
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podman image pull --quiet docker.io/alpine:latest
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# Get the goland and alpine versions from the docker images.
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goversion=$(podman run golang:1-alpine go version | cut -f3 -d' ')
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alpineversion=alpine$(podman run alpine:latest cat /etc/alpine-release)
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# We assume the alpines for all platforms have the same version...
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echo Building with $goversion and $alpineversion
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# We build the images individually so we can pass goos and goarch ourselves,
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# needed because the platform in "FROM --platform <image>" in the first stage
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# seems to override the TARGET* variables.
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test -d empty || mkdir empty
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(podman manifest rm moxmail/mox:$moxversion-$goversion-$alpineversion || exit 0)
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for platform in $(echo $platforms | sed 's/,/ /g'); do
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goos=$(echo $platform | sed 's,/.*$,,')
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goarch=$(echo $platform | sed 's,^.*/,,')
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podman build --platform $platform -f Dockerfile.release -v $HOME/go/pkg/sumdb:/go/pkg/sumbd:ro --build-arg goos=$goos --build-arg goarch=$goarch --build-arg moxversion=$moxversion --manifest moxmail/mox:$moxversion-$goversion-$alpineversion empty
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done
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cat <<EOF
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# Suggested commands to push images:
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podman manifest push --all moxmail/mox:$moxversion-$goversion-$alpineversion docker.io/moxmail/mox:$moxversion-$goversion-$alpineversion
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podman manifest push --all moxmail/mox:$moxversion-$goversion-$alpineversion docker.io/moxmail/mox:$moxversion
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podman manifest push --all moxmail/mox:$moxversion-$goversion-$alpineversion docker.io/moxmail/mox:latest
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EOF
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