concourse-curl-resource/assets/in

#!/bin/bash

set -e

exec 3>&1 # make stdout available as fd 3 for the result
exec 1>&2 # redirect all output to stderr for logging

source $(dirname $0)/common.sh

source=$1

if [ -z "$source" ]; then
  echo "usage: $0 <path/to/source>"
  exit 1
fi

cd $source

payload=$(mktemp $TMPDIR/concoure-curl-resource-request.XXXXXX)

cat > $payload <&0

url=$(jq -r '.source.url // ""' < $payload)
filename=$(jq -r '.source.filename // ""' < $payload)
skip_ssl_verification=$(jq -r '.source.skip_ssl_verification // ""' < $payload)
username=$(jq -r '.source.username // ""' < $payload)
password=$(jq -r '.source.password // ""' < $payload)

if [ -z "$url" ]; then
  echo "invalid payload (missing url)"
  exit 1
fi

if [ -z "$filename" ]; then
  filename="file"
fi

# Building CURL request
args_url="$url"
args_security=

[ -n "$username" ] && args_security="-u $username";
[ -n "$username" ] && [ -n "$password" ] && args_security="$args_security:$password";

trueValue="true"
[ -n "$skip_ssl_verification" ] && [ "${skip_ssl_verification,,}" = "${trueValue,,}" ] && args_security="$args_security -k";

final_url=$(echo "$args_security" " $args_url")

version=$(check_version "$final_url")
if [ -z "$version" ]; then
  echo "Version could not be retrieved"
  exit 1
fi

curl "-L" $args_security "$args_url" "-o" "$filename"

jq -n "{ version: {version: $(echo $version | jq .[].version )}}" >&3