CORs cURL check

cors-validation

#!/usr/bin/env bash

function usage() {
  >&2 echo "Usage: $0 SOURCE_URL PROXY_URL"
}

function main() {
  local -r source_url="${1}"
  local -r proxy_url="${2}"
  curl \
    --fail \
    --silent \
    --show-error \
    --verbose \
    --request OPTIONS \
    --header 'Access-Control-Request-Headers: Accept, Content-Type' \
    --header 'Access-Control-Request-Method: POST' \
    --header "Origin: ${proxy_url}" \
    "${source_url}"
}

set -eu
set -o pipefail
if [ "$#" -ne 2 ]; then
  usage
  exit 1
fi
main "$1" "$2"