// Copyright 2018 Cargill Incorporated
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

// A namespace registry is stored using the namespace, prefixed with zero
// padding:
//
//   00ec00 + hash(substr(namespace, 6))
//
// The stored contents are a serialized NamespaceRegistryList message to handle
// hash collisions.
//
// Creating a namespace registry requires being in the setting for
// 'sawtooth.swa.administrators' (a list of public keys).
//
// Once created, only an owner or a member of the sawtooth.swa.administrators
// can modify the registry entry.

message NamespaceRegistry {
  message Permission {
    string contract_name = 1;
    bool read = 2;
    bool write = 3;
  }

  string namespace = 1;
  repeated string owners = 2;

  repeated Permission permissions = 3;
}

message NamespaceRegistryList {
  repeated NamespaceRegistry registries = 1;
}