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2023-11-03 00:42:23 +08:00

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1.9 KiB
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#!/usr/bin/env bash
set -e
# In case plans directory is not there
PLAN_FOLDER=".plans"
[[ -d $PLAN_FOLDER ]] || mkdir -p "${PLAN_FOLDER}"
# Prepare plan variables
if type -t gdate >/dev/null ; then
# GNU date on MacOS is gdate
PLAN_NAME="$( gdate --iso-8601=minutes )-plan"
else
# Fall back to Linux date
PLAN_NAME="$( date --iso-8601=minutes )-plan"
fi
PLAN_FILE="${PLAN_FOLDER}/${PLAN_NAME}"
# Compress old plans
find "${PLAN_FOLDER}" -type f ! -name "*.gz" -execdir gzip -f "{}" \; || exit
# Pick tfvars file
readarray -t FILELIST <<<$( find . -type f -name "*.tfvars" )
TFVAR_COUNT=${#FILELIST[@]}
if (( TFVAR_COUNT <= 0 )); then
printf "No tfvars file found.\n"
exit 1
fi
printf "${TFVAR_COUNT} tfvar files found. Pick the number.\n"
FILELIST_OUTPUT=$(find . -type f -name "*.tfvars")
printf "${FILELIST_OUTPUT}\n" | nl
read -rp "Pick file number (1): " TFVAR_PICK
if (( TFVAR_PICK > 0 )) && (( TFVAR_PICK <= TFVAR_COUNT )); then
TFVAR_PICK_FILE=${FILELIST[$(( TFVAR_PICK++ ))]}
else
printf "Pick is invalid.\n"
exit 1
fi
# Autoformat before execution
terraform fmt &&
find . -type f \( -name "*.tf" -o -name "*.tfvars" \) -exec terraform fmt "{}" \; || exit
# Validate configuration
terraform validate . || exit 1
# Upgrade first to handle module changes
terraform init -upgrade || exit 1
# Start Terraform plan with selected var file
terraform plan -out "${PLAN_FILE}" -var-file="${TFVAR_PICK_FILE}"
if ! (( $? == 0 )); then
printf "Terraform plan failed. Please check your Terraform files.\n"
exit 1
fi
apply_plan_file_auto_approve () {
terraform apply -auto-approve "${PLAN_FILE}"
mv "${PLAN_FILE}" "${PLAN_FILE}-applied"
}
apply_plan_file_approve () {
terraform apply "${PLAN_FILE}"
mv "${PLAN_FILE}" "${PLAN_FILE}-applied"
}
if [[ $1 == '-y' ]]; then
apply_plan_file_auto_approve
exit
fi
read -rp "Apply?\n terraform apply \"${PLAN_FILE}\" (y/n): " ANSWER
if [[ $ANSWER == 'y' ]]; then
apply_plan_file_approve
exit
fi