echo - AWS Outposts

echo

The echo command displays the value that you set for a variable using the export command.

Syntax
Outpost>echo $variable-name
Parameters

This command takes a variable name. The valid values are:

  • AWS_ACCESS_KEY_ID

  • AWS_SECRET_ACCESS_KEY

  • AWS_SESSION_TOKEN

  • AWS_DEFAULT_REGION

Example: Success
Outpost>echo $AWS_DEFAULT_REGION

variable name: AWS_DEFAULT_REGION
variable value: us-west-2
checksum: checksum
Example: Failure because the variable value was not set using export
Outpost>echo $AWS_ACCESS_KEY_ID

error_type: execution_error
error_attributes:
  AWS_ACCESS_KEY_ID: no value set
error_message: No value set for AWS_ACCESS_KEY_ID using export.
checksum: checksum
Example: Failure because the variable name is not valid
Oupost>echo $bad_example

error_type: invalid_argument
error_attributes:
  bad_example: invalid variable name
error_message: Variables can only be AWS credentials.
checksum: checksum
Example: Failure because of a syntax issue
Outpost>echo AWS_SECRET_ACCESS_KEY

error_type: invalid_argument
error_attributes:
  AWS_SECRET_ACCESS_KEY: not a variable
error_message: Expecting $ before variable name.
checksum: checksum