Function writeAwsCredentialsToFile

packages/sf-core/src/utils/fs/index.js:658–735

({
  accessKeyId,
  secretAccessKey,
  profileName = 'default',
  region = 'us-east-1',
})

 * @param secretAccessKey The AWS secret access key.
 */
const writeAwsCredentialsToFile = async ({
  accessKeyId,
  secretAccessKey,
  profileName = 'default',
  region = 'us-east-1',
}) => {
  const awsDirectoryPath = path.join(os.homedir(), '.aws')
  const awsCredentialsFilePath = path.join(awsDirectoryPath, 'credentials')

  // Create the .aws directory if it doesn't exist
  if (!(await dirExists(awsDirectoryPath))) {
    try {
      await fsp.mkdir(awsDirectoryPath)
    } catch (error) {
      /* Ignore */
    }
  }

  // Check if the credentials file exists
  const credentialsFileExists = await fileExists(awsCredentialsFilePath)

  // Read the credentials file if it doesn't exist
  let credentialsFileContents = ''
  if (credentialsFileExists) {
    try {
      credentialsFileContents = await readFile(awsCredentialsFilePath)
    } catch (error) {
      /* Ignore error */
    }
  }

  const profile = `[${profileName}]`

  // Check if the profile already exists in the credentials file
  const profileExists = credentialsFileContents
    ? credentialsFileContents.includes(profile)
    : false

  const newProfile = `${profile}\naws_access_key_id = ${accessKeyId}\naws_secret_access_key = ${secretAccessKey}\nregion = ${region}\n`

  // If the profile exists, replace it and the aws_access_key_id and aws_secret_access_key
  if (profileExists) {
    // Convert the credentials file to an array of lines
    const credentialsFileLines = credentialsFileContents.split('\n')
    // Find the index of the profile in the credentials file
    const profileIndex = credentialsFileLines.indexOf(profile)
    /**
     * Iterate through the lines after the profile index,
     * until the next profile line that is enclosed in [] is found.
     * If a line contains "aws_access_key_id" or "aws_secret_access_key" or "region",
     * replace it with the new value.
     */
    for (let i = profileIndex + 1; i < credentialsFileLines.length; i++) {
      if (credentialsFileLines[i].includes('aws_access_key_id')) {
        credentialsFileLines[i] = `aws_access_key_id = ${accessKeyId}`
      } else if (credentialsFileLines[i].includes('aws_secret_access_key')) {
        credentialsFileLines[i] = `aws_secret_access_key = ${secretAccessKey}`
      } else if (credentialsFileLines[i].includes('region')) {