#!/bin/bash

set -E -o errexit -o nounset -o pipefail
trap cleanup SIGINT SIGTERM ERR EXIT

AWS_CLI_URL="https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip"
AWS_CLI_ZIP="/tmp/awscliv2.zip"
AWS_CLI_HOME="$LWS/opt/aws"

function cleanup() {
  trap - SIGINT SIGTERM ERR EXIT
  rm -f "$AWS_CLI_ZIP"
  unset AWS_CLI_URL AWS_CLI_ZIP AWS_CLI_HOME
}

function awscli_install() {
  if [[ -d "$AWS_CLI_HOME" ]]; then
    echo "awscli already installed"
    echo "For reinstall delete $AWS_CLI_HOME directory"
  else
    wget -O "$AWS_CLI_ZIP" "$AWS_CLI_URL"
    atool -X "$LWS/opt/" "$AWS_CLI_ZIP"
    ln -s -f "$AWS_CLI_HOME/dist/aws" "$LWS/opt/bin/aws"
  fi
}

awscli_install