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prepare-branch.sh
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prepare-branch.sh
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#!/bin/sh -e
set -e
run_tests() {
local branch="$1"
local dir="$2"
local arch=$(uname -m)
local testimage="alpine:${branch#v}-test"
docker build -t "$testimage" "$dir/$arch/"
BRANCH="$branch" bats ./tests/common.bats
docker rmi "$testimage"
}
prepare() {
local branch="$1"
local dir=$(mktemp -d /tmp/docker-brew-alpine-XXXXXX)
docker build -t docker-brew-alpine-fetch .
docker run \
${MIRROR+ -e "MIRROR=$MIRROR"} \
--user $(id -u) --rm \
-v $dir:/out \
docker-brew-alpine-fetch $branch /out
echo "=> Verifying checksums"
( cd $dir && sha512sum -c checksums.sha512)
echo "=> temp dir: $dir"
run_tests "$branch" "$dir"
echo "=> To create git branch run:"
echo ""
echo " $0 branch $branch $dir"
echo ""
TMPDIR="$dir"
}
branch() {
local branch="$1"
local dir="$2"
local version=$(cat $dir/VERSION)
if [ -z "$dir" ]; then
help
exit 1
fi
echo "=> Creating branch for release $version from $dir"
if [ -n "$(git status --porcelain)" ]; then
echo "=> git status is not clean. Aborting"
git status --porcelain
exit 1
fi
git checkout master
git branch -D "$branch" || true
git checkout --orphan "$branch"
git rm --cached -r .
rm -fr ./* .dockerignore
mv "$dir"/* .
rmdir "$dir"
git add *
git commit -m "Update Alpine $branch - $version"
echo "=> Branch created:"
echo ""
echo "=> To upload release do: git push -f origin $branch"
library "$branch"
echo ""
echo "=> After 'git push -f origin $branch', add the above to:"
echo "=> https://github.com/docker-library/official-images/blob/master/library/alpine"
git checkout master
}
library_arch() {
case "$1" in
armhf) echo "arm32v6";;
armv7) echo "arm32v7";;
aarch64) echo "arm64v8";;
ppc64le) echo "ppc64le";;
riscv64) echo "riscv64";;
s390x) echo "s390x";;
x86) echo "i386";;
x86_64) echo "amd64";;
*) echo "Unknown architecture: $1" >&2; exit 1;;
esac
}
library() {
local branch="$1"
local gitbranch=$(git rev-parse --abbrev-ref HEAD)
if [ "$gitbranch" != "$branch" ]; then
git checkout --quiet "$branch"
fi
local arches= dirs=
local version=$(cat VERSION)
for file in */Dockerfile; do
local a=${file%/Dockerfile}
arches="${arches}${arches:+, }$(library_arch $a)"
dirs="$dirs $a"
done
cat <<-EOF
Tags: $version, ${branch#v}
Architectures: $arches
GitFetch: refs/heads/$branch
GitCommit: $(git rev-parse HEAD)
EOF
for dir in $dirs; do
echo "$(library_arch $dir)-Directory: $dir/"
done
if [ "$gitbranch" != "$branch" ]; then
git checkout --quiet "$gitbranch"
fi
}
help() {
cat <<EOF
Usage: $0 COMMAND [OPTS]
Commands:
prepare [BRANCH] - fetch release latest minirootfs to a temp directory and
create Dockerfiles
test BRANCH DIR - run tests
branch BRANCH DIR - update git branch with previously prepared temp
directory
library BRANCH - Print metadata for:
https://github.com/docker-library/official-images
EOF
}
cmd=$1
shift
branch=${1:-edge}
dir="$2"
case "$cmd" in
prepare) prepare "$branch";;
test) run_tests "$branch" "$dir";;
branch) branch "$branch" "$dir";;
library) library "$branch";;
all)
prepare "$branch"
branch "$branch" "$TMPDIR"
;;
*) help $0;;
esac