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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Root = void 0;
const util_1 = __importDefault(require("util"));
const base_1 = require("./base");
const error_1 = require("./error");
const key_1 = require("./key");
const role_1 = require("./role");
const utils_1 = require("./utils");
/**
* A container for the signed part of root metadata.
*
* The top-level role and metadata file signed by the root keys.
* This role specifies trusted keys for all other top-level roles, which may further delegate trust.
*/
class Root extends base_1.Signed {
constructor(options) {
super(options);
this.type = base_1.MetadataKind.Root;
this.keys = options.keys || {};
this.consistentSnapshot = options.consistentSnapshot ?? true;
if (!options.roles) {
this.roles = role_1.TOP_LEVEL_ROLE_NAMES.reduce((acc, role) => ({
...acc,
[role]: new role_1.Role({ keyIDs: [], threshold: 1 }),
}), {});
}
else {
const roleNames = new Set(Object.keys(options.roles));
if (!role_1.TOP_LEVEL_ROLE_NAMES.every((role) => roleNames.has(role))) {
throw new error_1.ValueError('missing top-level role');
}
this.roles = options.roles;
}
}
addKey(key, role) {
if (!this.roles[role]) {
throw new error_1.ValueError(`role ${role} does not exist`);
}
if (!this.roles[role].keyIDs.includes(key.keyID)) {
this.roles[role].keyIDs.push(key.keyID);
}
this.keys[key.keyID] = key;
}
equals(other) {
if (!(other instanceof Root)) {
return false;
}
return (super.equals(other) &&
this.consistentSnapshot === other.consistentSnapshot &&
util_1.default.isDeepStrictEqual(this.keys, other.keys) &&
util_1.default.isDeepStrictEqual(this.roles, other.roles));
}
toJSON() {
return {
_type: this.type,
spec_version: this.specVersion,
version: this.version,
expires: this.expires,
keys: keysToJSON(this.keys),
roles: rolesToJSON(this.roles),
consistent_snapshot: this.consistentSnapshot,
...this.unrecognizedFields,
};
}
static fromJSON(data) {
const { unrecognizedFields, ...commonFields } = base_1.Signed.commonFieldsFromJSON(data);
const { keys, roles, consistent_snapshot, ...rest } = unrecognizedFields;
if (typeof consistent_snapshot !== 'boolean') {
throw new TypeError('consistent_snapshot must be a boolean');
}
return new Root({
...commonFields,
keys: keysFromJSON(keys),
roles: rolesFromJSON(roles),
consistentSnapshot: consistent_snapshot,
unrecognizedFields: rest,
});
}
}
exports.Root = Root;
function keysToJSON(keys) {
return Object.entries(keys).reduce((acc, [keyID, key]) => ({ ...acc, [keyID]: key.toJSON() }), {});
}
function rolesToJSON(roles) {
return Object.entries(roles).reduce((acc, [roleName, role]) => ({ ...acc, [roleName]: role.toJSON() }), {});
}
function keysFromJSON(data) {
let keys;
if (utils_1.guard.isDefined(data)) {
if (!utils_1.guard.isObjectRecord(data)) {
throw new TypeError('keys must be an object');
}
keys = Object.entries(data).reduce((acc, [keyID, keyData]) => ({
...acc,
[keyID]: key_1.Key.fromJSON(keyID, keyData),
}), {});
}
return keys;
}
function rolesFromJSON(data) {
let roles;
if (utils_1.guard.isDefined(data)) {
if (!utils_1.guard.isObjectRecord(data)) {
throw new TypeError('roles must be an object');
}
roles = Object.entries(data).reduce((acc, [roleName, roleData]) => ({
...acc,
[roleName]: role_1.Role.fromJSON(roleData),
}), {});
}
return roles;
}