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HowTo: Set environment variables

This document explains how to set up environment variables to dynamically adjust your application settings when creating a VCS Instance via the TWAI user site and TWCC CLI.

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This feature is available for Linux VCS Instances.

Step 1. Create VCS Instance and set environment variables​

When creating the instance, specify the environment variables in the "Environment Variables" section on the create instance page, and complete the deployment.

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The environmental variables Key and Value are set in the following format (JSON), and multiple variables can be set at once:

    {
    "Key1":"Value-a",
    "Key2":"Value-b",
    "Key3":100
    }

Step 2. Confirm environment variables​

Connect to a VCS Instance and confirm that the environment variables are imported to the instance using the following command:

echo $Key

# Enter your key, e.g., $Key1