infra-nimbus/ansible/roles/beacon-node-builds/templates/build.sh.j2

97 lines
2.4 KiB
Django/Jinja

#!/usr/bin/env bash
# vim: ft=sh
set -e
function headIsDetached() {
[[ $(git rev-parse --abbrev-ref --symbolic-full-name HEAD) == "HEAD" ]];
}
function dockerImageExists() {
docker image inspect "${IMAGE}:${COMMIT}" 2>&1 1>/dev/null;
}
function binaryExists() {
ls -l build/{{ item.targets | first }}_${COMMIT} 2>&1 1>/dev/null
}
function fetchChanges() {
# We cannot use "git pull" in here, because history may be changed upstream
git fetch
git reset --hard "origin/${BRANCH}"
}
function buildBinaries() {
# Lower CPU and I/O priority so it doesn't affect the running beacon node
NICE="nice -n 19 ionice -c2 -n7"
${NICE} make -j1 update
${NICE} make -j1 {{ item.targets | join(" ") }} \
LOG_LEVEL="TRACE" NIMFLAGS="-d:testnet_servers_image -d:noSignalHandler"
# Rename binaries to match commit the were built from.
{% for target in item.targets %}
mv "build/{{ target }}" "build/{{ target }}_${COMMIT}"
{% endfor %}
# Delete copies that are older than 7 days
find build -mtime +7 -exec rm '{}' \+
}
# Adds binary into a simple Alpine image
function buildDockerImage() {
docker build -t "${IMAGE}:${COMMIT}" \
--build-arg=COMMIT=${COMMIT} \
--label "commit=${COMMIT}" .
}
function pushImageTag() {
docker tag "${IMAGE}:${COMMIT}" "${IMAGE}:${TAG}"
docker push "${IMAGE}:${TAG}"
}
#-------------------------------------------------------------------------------
BRANCH="{{ item.version }}"
IMAGE="{{ beacon_node_builds_image_name }}"
TAG="{{ item.name }}"
if [[ "${USER}" != "{{ beacon_node_builds_user }}" ]]; then
echo "Incorrect user: ${USER}" >&2
echo "Expected: {{ beacon_node_builds_user }}" >&2
exit 1
fi
# Build the Beacon node binaries
pushd repo >/dev/null
# Detached HEAD means we're probably on a tag
if headIsDetached; then
echo " >>> Deatached HEAD, nothing to fetch."
else
echo " >>> Fetching changes..."
fetchChanges
fi
COMMIT=$(git rev-parse --short=8 HEAD)
if binaryExists && [[ "$1" != "--force" ]]; then
echo " >>> Binary already built"
else
echo " >>> Building binaries..."
buildBinaries
fi
popd >/dev/null
if dockerImageExists && [[ "$1" != "--force" ]]; then
echo " >>> Image already built: ${IMAGE}:${COMMIT}"
else
echo " >>> Building Docker image..."
buildDockerImage
fi
echo " >>> Pushing Docker image..."
pushImageTag
echo " >>> SUCCESS - Pushed: ${IMAGE}:${TAG}"