MINIO_IDENTITY_PLUGIN_AUTH_TOKEN    (string)    authorization token for plugin hook endpoint
MINIO_IDENTITY_PLUGIN_ROLE_POLICY*  (string)    policies to apply for plugin authorized users
MINIO_IDENTITY_PLUGIN_ROLE_ID       (string)    unique ID to generate the ARN
MINIO_IDENTITY_PLUGIN_COMMENT       (sentence)  optionally add a comment to this setting
```

If provided, the auth token parameter is sent as an authorization header.

	EnvIdentityPluginAuthToken  = "MINIO_IDENTITY_PLUGIN_AUTH_TOKEN"
	EnvIdentityPluginRolePolicy = "MINIO_IDENTITY_PLUGIN_ROLE_POLICY"
	EnvIdentityPluginRoleID     = "MINIO_IDENTITY_PLUGIN_ROLE_ID"
)

var (
	// DefaultKVS - default config for AuthN plugin config
	DefaultKVS = config.KVS{
		config.KV{
			Key:   URL,
			Value: "",
		},
		config.KV{
			Key:   AuthToken,
			Value: "",