open-vault/vault/tokens/token.proto

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0

syntax = "proto3";

option go_package = "github.com/hashicorp/vault/vault/tokens";

package tokens;

// SignedToken 
message SignedToken {
    uint64 token_version = 1;  // always 1 for now
    bytes hmac = 2;        // HMAC of token
    bytes token = 3;       // protobuf-marshalled Token message
}

message Token {
    string random = 1;       // unencoded equiv of former $randbase62
    uint64 local_index = 2; // required storage state to have this token
    uint32 index_epoch = 3;
}