#!/bin/bash
#
# Create CA Intermediate
# 
# 

# source this file to include the functions
. cfg/pki_funcs.sh

PARAM1=$1
PARAM2=$2

usage() {
  echo
  echo "Generate a new CA Intermediate certificate"
  echo
  echo "This program will generate a new certificate authority (CA) intermediate"
  echo "It requires a CA certificate used to sign CA Intermediate"
  echo "Requires the file \"ca.pem\" that is used to sign the certificates"
  echo 
  echo "  usage:   gen_ca-i.sh  <Org URL>   [# of client/server certs]"
  echo
  echo "  example: gen_ca-i.sh  skunkworks.acme.xyz \\"
  echo "                        10  (optional) \\"
  exit 1
}

check_params() {
  # the parameter must be the URL (not the filename, .cnf)
  if [[ -n $PARAM1 ]]; then
    if [[ ${PARAM1: -4} == .cnf ]]; then
      if [[ ! -f "cfg/${PARAM1}" ]]; then
        echo_block "ERROR: file cfg/${PARAM1} is missing"
        usage
      else
        PARAM1=${PARAM1%.*}
      fi
    else 
      if [[ ! -f "cfg/${PARAM1}.cnf" ]]; then
        echo_block "ERROR: file cfg/${PARAM1}.cnf is missing"
        usage
      fi
    fi
  else
    usage
  fi

  if [[ -z $PARAM2 ]]; then
    PARAM2=5
  fi
}

main() {
  # uses global variables: $PARAM1 $PARAM2 $PARAM3
  check_cai_pkg
  check_params
  ca-i_gen_pki $PARAM1 $PARAM2
}

main