kmsKeyName property

The resource name for the configured Cloud KMS key.KMS key name format: "projects/[PROJECT_ID]/locations/[LOCATION]/keyRings/[KEYRING]/cryptoKeys/[KEY]" For example:"projects/my-project/locations/us-central1/keyRings/my-ring/cryptoKeys/my-key"To enable CMEK for the Log Router, set this field to a valid kms_key_name for which the associated service account has the needed cloudkms.cryptoKeyEncrypterDecrypter roles assigned for the key.The Cloud KMS key used by the Log Router can be updated by changing the kms_key_name to a new valid key name or disabled by setting the key name to an empty string.

Encryption operations that are in progress will be completed with the key that was in use when they started. Decryption operations will be completed using the key that was used at the time of encryption unless access to that key has been revoked.To disable CMEK for the Log Router, set this field to an empty string.See Enabling CMEK for Log Router (https://cloud.google.com/logging/docs/routing/managed-encryption) for more information.

Optional.