Output the URL for a Vault server based on the configuration file.

server_url.sh

#!/bin/bash

proto="https://"

while read line; do
  if [[ $line =~ listener ]]; then
    listener_section=1
  elif [[ $listener_section == 1 ]] && [[ $line != "}" ]]; then
    key=$( echo $line | cut -d'=' -f 1 | sed 's/\s*//g' | sed 's/\"//g')
    val=$( echo $line | cut -d'=' -f 2 | sed 's/\s*//g' | sed 's/\"//g')

    case "$key" in
      address )
        addr=$val
        ;;
      tls_disable )
        if [[ $val == 1 ]]; then
          proto="http://"
        fi
    esac

  fi
done < "$1"

echo "$proto$addr"