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Shell Programming and Scripting
Getopts with optional parameters
Post 303017752 by RudiC on Monday 21st of May 2018 05:54:44 PM
05-21-2018
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LEARN ABOUT DEBIAN
txaws-discover
TXAWS-DISCOVER(1) User Commands TXAWS-DISCOVER(1) NAME
txaws-discover - txAWS AWS API discovery tool SYNOPSIS
txaws-discover [--key KEY] [--secret SECRET] [--endpoint ENDPOINT] DESCRIPTION
Purpose: Invoke an EC2 API method with arbitrary parameters. --action ACTION [PARAMETERS, ...] OPTIONS
--key The AWS access key to use when making the API request. --secret The AWS secret key to use when making the API request. --endpoint The region endpoint to make the API request against. --action The name of the EC2 API to invoke. -h, --help Show help message. Description: The purpose of this program is to aid discovery of the EC2 API. It can run any EC2 API method, with arbitrary parameters. The response received from the backend cloud is printed to the screen, to show exactly what happened in response to the request. The --key, --secret, --end- point and --action command-line arguments are required. If AWS_ENDPOINT, AWS_ACCESS_KEY_ID or AWS_SECRET_ACCESS_KEY environment variables are defined the corresponding options can be omitted and the values defined in the environment variables will be used. Any additional parameters, beyond those defined above, will be included with the request as method parameters. EXAMPLES
The following examples omit the --key, --secret and --endpoint command-line arguments for brevity. They must be included unless corresponding values are available from the environment. Run the DescribeRegions method, without any optional parameters: txaws-discover --action DescribeRegions Run the DescribeRegions method, with an optional RegionName.0 parameter: txaws-discover --action DescribeRegions --RegionName.0 us-west-1 txaws-discover 0.2.3 May 2012 TXAWS-DISCOVER(1)