117 lines
3.1 KiB
Bash
Executable File
117 lines
3.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# Originally loosely based on pack-image.sh from the FRμIT project,
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# https://fruit-testbed.org/, which is CC Attribution-ShareAlike 4.0
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# licensed.
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#
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# Run this script after the packages are available in
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# apks/target/packages.
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set -xe
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INITRAMFS=${INITRAMFS:-initramfs-syndicate-system}
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NATIVE_COMMANDS=${NATIVE_COMMANDS:-no}
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DOCKER_PLATFORM=${DOCKER_PLATFORM:-linux/arm64}
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ALPINE_VERSION=${ALPINE_VERSION:-3.14}
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VERSION=${VERSION:-0.1.0}
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MOUNTPOINT=${MOUNTPOINT:-`pwd`/newroot}
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# docker run --rm --name squid adricu/alpine-squid
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DOCKER_PROXY_ARGS=${DOCKER_PROXY_ARGS:- --link squid -e http_proxy=http://squid:3128/}
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PACKAGES=${PACKAGES:-}
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die () {
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echo "$1" >&2
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exit 1
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}
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die_if_empty () {
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[ ! -z "$2" ] || die "No $1 specified."
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}
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die_if_empty PACKAGES "$PACKAGES"
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die_if_empty VERSION "$VERSION"
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docker pull --platform ${DOCKER_PLATFORM} alpine:${ALPINE_VERSION}
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invoke_command () {
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# Shell quoting is a nightmare. Beware spaces.
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#
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if [ "$NATIVE_COMMANDS" = "yes" ]
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then
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$@
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else
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tmpscript=$(mktemp tmpscript.XXXXXXXXXX)
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echo "$@" > $tmpscript
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docker run -it --rm -v `pwd`:`pwd` \
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${DOCKER_PROXY_ARGS} \
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--platform ${DOCKER_PLATFORM} \
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alpine:${ALPINE_VERSION} \
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/bin/sh -c "cd `pwd`; sh $tmpscript"
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rm -f $tmpscript
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fi
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}
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###########################################################################
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TMP_REPO_FILE=$(mktemp repositories.XXXXXXXXXX)
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cleanup () {
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# rm -rf ${MOUNTPOINT} || true
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rm -f ${TMP_REPO_FILE} || true
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}
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trap cleanup 0
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cat < /dev/null > ${TMP_REPO_FILE}
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echo "`pwd`/apks/target/packages" >> ${TMP_REPO_FILE}
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echo "https://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/main" >> ${TMP_REPO_FILE}
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echo "https://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/community" >> ${TMP_REPO_FILE}
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# Create root file system.
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#
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echo "Repositories:"
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cat ${TMP_REPO_FILE}
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apkcmd="apk --repositories-file `pwd`/${TMP_REPO_FILE} -U --allow-untrusted"
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invoke_command ${apkcmd} --root ${MOUNTPOINT} --initdb add ${PACKAGES}
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# invoke_command ${apkcmd} --no-script --root ${MOUNTPOINT} add mkinitfs
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# Allow root logins on ttyS0 / ttyAMA0
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#
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tmpsecuretty=$(mktemp tmpsecuretty.XXXXXXXXXX)
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cat ${MOUNTPOINT}/etc/securetty | egrep -v '(ttyS0|ttyAMA0)' > $tmpsecuretty
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echo ttyS0 >> $tmpsecuretty
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echo ttyAMA0 >> $tmpsecuretty
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cat $tmpsecuretty > ${MOUNTPOINT}/etc/securetty
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rm -f $tmpsecuretty
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cat > ${MOUNTPOINT}/etc/os-release <<EOF
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VERSION=${VERSION}
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PRETTY_NAME="syndicate-system v${VERSION}"
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BUILT_TIMESTAMP=$(date +%s)
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COMMIT=$(git rev-parse HEAD)
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EOF
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cp -a syndicate-server ${MOUNTPOINT}/sbin/.
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cp -a synit-pid1 ${MOUNTPOINT}/sbin/.
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cp -a etc_syndicate.tar.gz ${MOUNTPOINT}/.
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cat > ${MOUNTPOINT}/etc/apk/repositories <<EOF
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https://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/main
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https://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/community
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EOF
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cp package-list ${MOUNTPOINT}/package-list
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cp init.sh ${MOUNTPOINT}/init
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chmod a+x ${MOUNTPOINT}/init
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cp -a ${MOUNTPOINT}/boot/vmlinuz-virt .
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(cd ${MOUNTPOINT}; find . -print0 | \
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cpio --null --create --verbose --format=newc) | \
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gzip > ${INITRAMFS}
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trap - 0
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cleanup
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