Retry Bash function

retry.sh

#!/usr/bin/env bash

function retry {
  local retries=$1
  shift

  local count=0
  until "$@"; do
    exit=$?
    wait=$((2 ** $count))
    count=$(($count + 1))
    if [[ ${count} -lt ${retries} ]]; then
      echo "Retry $count/$retries exited $exit, retrying in $wait seconds..."
      sleep ${wait}
    else
      echo "Retry $count/$retries exited $exit, no more retries left."
      return ${exit}
    fi
  done
  return 0
}

function getURL {
    curl gadelkareem.com
}


retry 10 getURL