Terraform Show to Terraform Import

generate-import-from-tf-show.js

// Run using node
// Output first before running this command terraform show -json > file.json

const tfShowOutput = require(process.argv.slice(2)[0]);

function parseChildModules(modules) {

  for (const {address: parentAddress, child_modules : childModules, resources} of modules) {
    if (childModules) parseChildModules(childModules);

    if (!resources?.length) continue;

    const managed = resources
      .filter(({ mode }) => mode === 'managed');

    if (!managed.length) continue;

    console.log(`# ${parentAddress} ----`)

    managed
      .map(({ address, values, type }) => {
        const {id} = values;
        return {address, id, type}
      })
      .forEach(({address, id, type}) => {
        let fixedId = id;

        if (['azurerm_key_vault_secret'].includes(type)) {
          fixedId = `${id.split('/').slice(0, -1).join('/')}/{{add-version-id}}`;
        }

        const mustManuallyModify = address.includes('|') || ['azurerm_key_vault_secret', 'azurerm_role_assignment'].includes(type);

        if (mustManuallyModify) {
          console.log();
          console.log(`# ${parentAddress} - ${type}`);
        }

        console.log(`${mustManuallyModify ? '# ' : ''}terraform import -var="pagerduty_token=xyz" '${address}' "${fixedId}"`);

        if (mustManuallyModify) console.log();
      })

    console.log()
  }
}

parseChildModules(tfShowOutput.values.root_module.child_modules);