set -euf -o pipefail

pushd "$(dirname "${BASH_SOURCE[0]}")/.." > /dev/null

mkdir -p .bin

version="2.0.0-rc.1"

case "$(go env GOOS)" in

linux)

os="Linux"

;;

darwin)

os="macOS"

;;

name="caddy_${version}_${os}_x86_64"

target="$PWD/.bin/${name}"

url="https://github.com/caddyserver/caddy/releases/download/v${version}/${name}.tar.gz"

if [ ! -f "${target}" ]; then

echo "downloading ${url}" 1>&2

curl -sS -L -f "${url}" | tar -xz --to-stdout "caddy" > "${target}.tmp"

mv "${target}.tmp" "${target}"

chmod +x "${target}"

popd > /dev/null

if [ ${SOURCEGRAPH_HTTPS_PORT:-"3443"} -lt 1000 ] && ! [ $(id -u) = 0 ] && hash authbind; then

# Support using authbind to bind to port 443 as non-root

exec authbind "${target}" "$@"

exec "${target}" "$@"