aspnetcore/dockerbuild.sh

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#!/usr/bin/env bash
set -euo pipefail
#
# variables
#
RESET="\033[0m"
RED="\033[0;31m"
YELLOW="\033[0;33m"
MAGENTA="\033[0;95m"
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
build_args=()
docker_args=()
#
# Functions
#
__usage() {
echo "Usage: $(basename "${BASH_SOURCE[0]}") <image> [options] [[--] <Arguments>...]"
echo ""
echo "Arguments:"
echo " image The docker image to use."
echo " <Arguments>... Arguments passed to the command. Variable number of arguments allowed."
echo ""
echo "Options:"
echo " -v, --volume <VOLUME> An additional volume mount to add to the build container"
echo " -e, --env <NAME=VAL> Additional environment variables to add to the build container"
echo ""
echo "Description:"
echo " This will run build.sh inside the dockerfile as defined in eng/docker/\$image.Dockerfile."
if [[ "${1:-}" != '--no-exit' ]]; then
exit 2
fi
}
__error() {
echo -e "${RED}error: $*${RESET}" 1>&2
}
__warn() {
echo -e "${YELLOW}warning: $*${RESET}"
}
__machine_has() {
hash "$1" > /dev/null 2>&1
return $?
}
#
# main
#
image="${1:-}"
shift || True
while [[ $# -gt 0 ]]; do
case $1 in
-\?|-h|--help)
__usage --no-exit
exit 0
;;
-v|--volume)
shift
volume_spec="${1:-}"
[ -z "$volume_spec" ] && __error "Missing value for parameter --volume" && __usage
docker_args[${#docker_args[*]}]="--volume"
docker_args[${#docker_args[*]}]="$volume_spec"
;;
-e|--env)
shift
env_var="${1:-}"
[ -z "$env_var" ] && __error "Missing value for parameter --env" && __usage
docker_args[${#docker_args[*]}]="-e"
docker_args[${#docker_args[*]}]="$env_var"
;;
*)
build_args[${#build_args[*]}]="$1"
;;
esac
shift
done
if [ -z "$image" ]; then
__usage --no-exit
__error 'Missing required argument: image'
exit 1
fi
if ! __machine_has docker; then
__error 'Missing required command: docker'
exit 1
fi
commit_hash="$(git rev-parse HEAD || true)"
if [ ! -z "$commit_hash" ]; then
build_args[${#build_args[*]}]="-p:SourceRevisionId=$commit_hash"
fi
dockerfile="$DIR/eng/docker/$image.Dockerfile"
tagname="aspnetcore-build-$image"
# Use docker pull with retries to pre-pull the image need by the dockerfile
# docker build regularly fails with TLS handshake issues for unclear reasons.
base_imagename="$(grep -E -o 'FROM (.*)' $dockerfile | cut -c 6-)"
pull_retries=3
while [ $pull_retries -gt 0 ]; do
failed=false
docker pull $base_imagename || failed=true
if [ "$failed" = true ]; then
let pull_retries=pull_retries-1
echo -e "${YELLOW}Failed to pull $base_imagename Retries left: $pull_retries.${RESET}"
sleep 1
else
pull_retries=0
fi
done
docker build "$(dirname "$dockerfile")" \
--build-arg "USER=$(whoami)" \
--build-arg "USER_ID=$(id -u)" \
--build-arg "GROUP_ID=$(id -g)" \
--build-arg "WORKDIR=$DIR" \
--tag $tagname \
-f "$dockerfile"
docker run \
--rm \
-t \
-e TF_BUILD \
-e BUILD_NUMBER \
-e BUILD_BUILDNUMBER \
-e BUILD_REPOSITORY_URI \
-e BUILD_SOURCEVERSION \
-e BUILD_SOURCEBRANCH \
-e DOTNET_CLI_TELEMETRY_OPTOUT \
-e Configuration \
-v "$DIR:$DIR" \
${docker_args[@]+"${docker_args[@]}"} \
$tagname \
./build.sh \
${build_args[@]+"${build_args[@]}"}