Script to execute Terraform with environments and tfvars files

terraform.sh

#!/bin/bash
# Usage: ./main.sh action [target] [params]
# ./main.sh plan
# ./main.sh plan -destroy
# ./main.sh plan vpc
# ./main.sh plan vpc -destroy

ACTION=$1
EXTRA=$*
TARGET=""
PARAMS=""
if [ ! -z $2 ]; then
  if [[ ! "$2" =~ "-" ]]; then
    TARGET="-target=module."$2
    PARAMS=${EXTRA#"$ACTION $2"}
  else
    PARAMS=${EXTRA#"$ACTION"}
  fi
fi

TERRAFORM_ENV=$(terraform env list|grep "\*"|awk '{print $2}')
ENV_FILE=$TERRAFORM_ENV".tfvars"
CMD="terraform $ACTION -var-file=$ENV_FILE $TARGET $PARAMS"

#echo "Action: "$ACTION
#echo "Env: "$TERRAFORM_ENV
#echo "tfvars: "$ENV_FILE
echo "Command: "$CMD
$CMD