diff options
Diffstat (limited to 'deps/npm/node_modules/@tufjs/models/dist/base.js')
-rw-r--r-- | deps/npm/node_modules/@tufjs/models/dist/base.js | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/deps/npm/node_modules/@tufjs/models/dist/base.js b/deps/npm/node_modules/@tufjs/models/dist/base.js new file mode 100644 index 0000000000..d89a089c33 --- /dev/null +++ b/deps/npm/node_modules/@tufjs/models/dist/base.js @@ -0,0 +1,83 @@ +"use strict"; +var __importDefault = (this && this.__importDefault) || function (mod) { + return (mod && mod.__esModule) ? mod : { "default": mod }; +}; +Object.defineProperty(exports, "__esModule", { value: true }); +exports.Signed = exports.isMetadataKind = exports.MetadataKind = void 0; +const util_1 = __importDefault(require("util")); +const error_1 = require("./error"); +const utils_1 = require("./utils"); +const SPECIFICATION_VERSION = ['1', '0', '31']; +var MetadataKind; +(function (MetadataKind) { + MetadataKind["Root"] = "root"; + MetadataKind["Timestamp"] = "timestamp"; + MetadataKind["Snapshot"] = "snapshot"; + MetadataKind["Targets"] = "targets"; +})(MetadataKind = exports.MetadataKind || (exports.MetadataKind = {})); +function isMetadataKind(value) { + return (typeof value === 'string' && + Object.values(MetadataKind).includes(value)); +} +exports.isMetadataKind = isMetadataKind; +/*** + * A base class for the signed part of TUF metadata. + * + * Objects with base class Signed are usually included in a ``Metadata`` object + * on the signed attribute. This class provides attributes and methods that + * are common for all TUF metadata types (roles). + */ +class Signed { + constructor(options) { + this.specVersion = options.specVersion || SPECIFICATION_VERSION.join('.'); + const specList = this.specVersion.split('.'); + if (!(specList.length === 2 || specList.length === 3) || + !specList.every((item) => isNumeric(item))) { + throw new error_1.ValueError('Failed to parse specVersion'); + } + // major version must match + if (specList[0] != SPECIFICATION_VERSION[0]) { + throw new error_1.ValueError('Unsupported specVersion'); + } + this.expires = options.expires || new Date().toISOString(); + this.version = options.version || 1; + this.unrecognizedFields = options.unrecognizedFields || {}; + } + equals(other) { + if (!(other instanceof Signed)) { + return false; + } + return (this.specVersion === other.specVersion && + this.expires === other.expires && + this.version === other.version && + util_1.default.isDeepStrictEqual(this.unrecognizedFields, other.unrecognizedFields)); + } + isExpired(referenceTime) { + if (!referenceTime) { + referenceTime = new Date(); + } + return referenceTime >= new Date(this.expires); + } + static commonFieldsFromJSON(data) { + const { spec_version, expires, version, ...rest } = data; + if (utils_1.guard.isDefined(spec_version) && !(typeof spec_version === 'string')) { + throw new TypeError('spec_version must be a string'); + } + if (utils_1.guard.isDefined(expires) && !(typeof expires === 'string')) { + throw new TypeError('expires must be a string'); + } + if (utils_1.guard.isDefined(version) && !(typeof version === 'number')) { + throw new TypeError('version must be a number'); + } + return { + specVersion: spec_version, + expires, + version, + unrecognizedFields: rest, + }; + } +} +exports.Signed = Signed; +function isNumeric(str) { + return !isNaN(Number(str)); +} |