terraform-autoapply.bash

#!/usr/bin/env bash

# Check if there is some delete actions in plan, and apply it if not

# In Docker image : 
# FROM hashicorp/terraform:0.12.9
# RUN apk add jq

set -eo pipefail

# Output tfplan
terraform plan -out=tfplan -input=false

# Convert to json and prettify it
terraform show -json tfplan | jq > tfplan.json

# Check if there is some delete actions 
if jq --exit-status --raw-output  -c '.resource_changes[] | select( (.change.actions[] | contains ("delete")))' tfplan.json >/dev/null; then
  echo "There is some delete actions, terraform apply has to be apply manually"
else
  echo "Could apply terraform plan"
  terraform apply -input=false -auto-approve tfplan
fi