+
+function terraform_install () {
+
+ # Install terraform.
+
+ OS_ARCH=$(uname -m) || die "Failed to get arch."
+ case "${OS_ARCH}" in
+ x86_64) architecture="amd64" ;;
+ aarch64) architecture="arm64" ;;
+ esac
+
+ terraform_version="1.4.2/terraform_1.4.2_linux_${architecture}.zip"
+ terraform_url="https://releases.hashicorp.com/terraform"
+ terraform_link="${terraform_url}/${terraform_version}"
+ wget "${terraform_link}" || die "Failed to install Terraform!"
+ unzip "terraform_1.4.2_linux_${architecture}.zip" || {
+ die "Failed to install Terraform!"
+ }
+ mv "terraform" "/usr/local/bin" || die "Failed to install Terraform!"
+ rm "terraform_1.4.2_linux_${architecture}.zip" || {
+ die "Failed to install Terraform!"
+ }
+}
+
+
+function terraform_output () {
+
+ # Run terraform output command to prepare module.
+ #
+ # Variable read:
+ # - ${CSIT_DIR} - CSIT main directory, where terraform modules are located.
+ # - ${TERRAFORM_MODULE_DIR} - Terraform module directory.
+ # - ${TERRAFORM_OUTPUT_VAR} - Terraform variable to export.
+
+ set -exuo pipefail
+
+ if ! installed terraform; then
+ die "Please install terraform!"
+ fi
+
+ pushd "${CSIT_DIR}"/fdio.infra.terraform || die "Pushd failed!"
+ pushd "${TERRAFORM_MODULE_DIR}" || die "Pushd failed!"
+ TERRAFORM_OUTPUT_VAL=$(terraform output --raw "${TERRAFORM_OUTPUT_VAR}")
+ popd || die "Popd failed!"
+ popd || die "Popd failed!"
+}
+
+
+function terraform_validate () {
+
+ # Run terraform validate command to prepare module.
+ #
+ # Variable read:
+ # - ${CSIT_DIR} - CSIT main directory, where terraform modules are located.
+ # - ${TERRAFORM_MODULE_DIR} - Terraform module directory.
+
+ set -exuo pipefail
+
+ if ! installed terraform; then
+ die "Please install terraform!"
+ fi
+
+ pushd "${CSIT_DIR}"/fdio.infra.terraform || die "Pushd failed!"
+ pushd "${TERRAFORM_MODULE_DIR}" || die "Pushd failed!"
+ export TF_LOG=INFO
+ terraform validate || die "Terraform validate failed!"