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#!/usr/bin/env bash
#
# A script to build and run the Swarm development environment using Docker.
set -e
ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
# DEFAULT_NAME is the default name for the Docker image and container
DEFAULT_NAME="swarm-dev"
usage() {
cat >&2 <<USAGE
usage: $0 [options]
Build and run the Swarm development environment.
Depends on Docker being installed locally.
OPTIONS:
-n, --name NAME Docker image and container name [default: ${DEFAULT_NAME}]
-d, --docker-args ARGS Custom args to pass to 'docker run' (e.g. '-p 8000:8000' to expose a port)
-h, --help Show this message
USAGE
}
main() {
local name="${DEFAULT_NAME}"
local docker_args=""
parse_args "$@"
build_image
run_image
}
parse_args() {
while true; do
case "$1" in
-h | --help)
usage
exit 0
;;
-n | --name)
if [[ -z "$2" ]]; then
echo "ERROR: --name flag requires an argument" >&2
exit 1
fi
name="$2"
shift 2
;;
-d | --docker-args)
if [[ -z "$2" ]]; then
echo "ERROR: --docker-args flag requires an argument" >&2
exit 1
fi
docker_args="$2"
shift 2
;;
*)
break
;;
esac
done
if [[ $# -ne 0 ]]; then
usage
echo "ERROR: invalid arguments" >&2
exit 1
fi
}
build_image() {
docker build --tag "${name}" "${ROOT}/swarm/dev"
}
run_image() {
exec docker run \
--privileged \
--interactive \
--tty \
--rm \
--hostname "${name}" \
--name "${name}" \
--volume "${ROOT}:/go/src/github.com/ethereum/go-ethereum" \
--volume "/var/run/docker.sock:/var/run/docker.sock" \
${docker_args} \
"${name}" \
/bin/bash
}
main "$@"
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