Function UnsetEnv

options/options.go:619–638

UnsetEnv unsets all environment variables that are used to configure the options.

()

// UnsetEnv unsets all environment variables that are used
// to configure the options.
func UnsetEnv() {
	var o Options
	for _, opt := range o.CLI() {
		if opt.Env == "" {
			continue
		}
		// Do not strip options that do not have the magic prefix!
		// For example, CODER_AGENT_URL, CODER_AGENT_TOKEN, CODER_AGENT_SUBSYSTEM.
		if !strings.HasPrefix(opt.Env, envPrefix) {
			continue
		}
		// Strip both with and without prefix.
		_ = os.Unsetenv(opt.Env)
		_ = os.Unsetenv(strings.TrimPrefix(opt.Env, envPrefix))
	}

	// Unset the Kaniko environment variable which we set it in the
	// Dockerfile to ensure correct behavior during building.
	_ = os.Unsetenv("KANIKO_DIR")
}