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#!/bin/bash
# Copyright 2022 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# This shell script uses Docker to run build-boring.sh and build-goboring.sh,
# which build goboringcrypto_linux_$GOARCH.syso according to the Security Policy.
# Currently, amd64 and arm64 are permitted.
set -e
set -o pipefail
GOARCH=${GOARCH:-$(go env GOARCH)}
echo "# Building goboringcrypto_linux_$GOARCH.syso. Set GOARCH to override." >&2
if ! which docker >/dev/null; then
echo "# Docker not found. Inside Google, see go/installdocker." >&2
exit 1
fi
platform=""
buildargs=""
case "$GOARCH" in
amd64)
if ! docker run --rm -t amd64/ubuntu:focal uname -m >/dev/null 2>&1; then
echo "# Docker cannot run amd64 binaries."
exit 1
fi
platform="--platform linux/amd64"
buildargs="--build-arg ubuntu=amd64/ubuntu"
;;
arm64)
if ! docker run --rm -t arm64v8/ubuntu:focal uname -m >/dev/null 2>&1; then
echo "# Docker cannot run arm64 binaries. Try:"
echo " sudo apt-get install qemu binfmt-support qemu-user-static"
echo " docker run --rm --privileged multiarch/qemu-user-static --reset -p yes"
echo " docker run --rm -t arm64v8/ubuntu:focal uname -m"
exit 1
fi
platform="--platform linux/arm64/v8"
buildargs="--build-arg ubuntu=arm64v8/ubuntu"
;;
*)
echo unknown GOARCH $GOARCH >&2
exit 2
esac
docker build $platform $buildargs --build-arg GOARCH=$GOARCH -t goboring:$GOARCH .
id=$(docker create $platform goboring:$GOARCH)
docker cp $id:/boring/godriver/goboringcrypto_linux_$GOARCH.syso ./syso
docker rm $id
ls -l ./syso/goboringcrypto_linux_$GOARCH.syso
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