@shockpkg/ria-packager/lib/security/timestamper.mjs.map

Package for creating Adobe AIR packages

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fetch from 'node-fetch';\nimport forge from 'node-forge';\n\nimport {NAME, VERSION} from '../meta';\n\nconst {\n\tasn1,\n\tpki\n} = forge;\n\nconst userAgent = `${NAME}/${VERSION}`;\n\nexport type SecurityTimestamperRequestOptions = ({\n\n\t/**\n\t * URL string.\n\t */\n\turl: string;\n\n\t/**\n\t * Request method.\n\t */\n\tmethod?: string;\n\n\t/**\n\t * Request headers.\n\t */\n\theaders?: {[key: string]: string};\n\n\t/**\n\t * Request body.\n\t */\n\tbody?: any;\n\n\t/**\n\t * Body encoding used for callback functions.\n\t */\n\tencoding?: string | null;\n});\n\nexport type SecurityTimestamperRequestResponse = ({\n\n\t/**\n\t * Status code.\n\t */\n\tstatusCode: number;\n});\n\nexport type SecurityTimestamperRequestCallback = (\n\terror: Error | null,\n\tresponse: SecurityTimestamperRequestResponse,\n\tbody: any\n) => void;\n\nexport type SecurityTimestamperRequest = (\n\tobj: SecurityTimestamperRequestOptions,\n\tcb: SecurityTimestamperRequestCallback\n) => any;\n\n/**\n * SecurityTimestamper constructor.\n *\n * @param url The timestamp server URL.\n */\nexport class SecurityTimestamper extends Object {\n\t/**\n\t * The timestamp server URL.\n\t */\n\tpublic url: string;\n\n\tconstructor(url: string) {\n\t\tsuper();\n\n\t\tthis.url = url;\n\t}\n\n\t/**\n\t * Timestamp data digested with specified algorithm.\n\t *\n\t * @param digested The data to timestamp.\n\t * @param digest Digest algorithm.\n\t * @returns Timestamp data.\n\t */\n\tpublic async timestamp(digested: Readonly<Buffer>, digest: string) {\n\t\tconst encodedRequest = this._encodeRequest(digested, digest);\n\t\tconst response = await this._sendRequest(encodedRequest);\n\t\treturn this._decodeResponse(response);\n\t}\n\n\t/**\n\t * Create a request object.\n\t *\n\t * @returns Request object.\n\t */\n\tprotected _createRequest(): SecurityTimestamperRequest {\n\t\treturn (\n\t\t\toptions: SecurityTimestamperRequestOptions,\n\t\t\tcb: SecurityTimestamperRequestCallback\n\t\t) => {\n\t\t\tlet response: SecurityTimestamperRequestResponse = {\n\t\t\t\tstatusCode: 0\n\t\t\t};\n\t\t\tconst {encoding} = options;\n\t\t\t(async () => {\n\t\t\t\tconst res = await fetch(options.url, {\n\t\t\t\t\tmethod: options.method || 'GET',\n\t\t\t\t\theaders: {\n\t\t\t\t\t\t'User-Agent': userAgent,\n\t\t\t\t\t\t...(options.headers || {})\n\t\t\t\t\t},\n\t\t\t\t\tbody: options.body || null\n\t\t\t\t});\n\t\t\t\tresponse = {\n\t\t\t\t\tstatusCode: res.status\n\t\t\t\t};\n\t\t\t\treturn res.buffer();\n\t\t\t})()\n\t\t\t\t.then(\n\t\t\t\t\tdata => {\n\t\t\t\t\t\tcb(\n\t\t\t\t\t\t\tnull,\n\t\t\t\t\t\t\tresponse,\n\t\t\t\t\t\t\tencoding === null ?\n\t\t\t\t\t\t\t\tdata :\n\t\t\t\t\t\t\t\tdata.toString(encoding as any)\n\t\t\t\t\t\t);\n\t\t\t\t\t},\n\t\t\t\t\terr => {\n\t\t\t\t\t\tcb(err, response, null);\n\t\t\t\t\t}\n\t\t\t\t);\n\t\t};\n\t}\n\n\t/**\n\t * Send message request and return response or error on failure.\n\t *\n\t * @param message Encoded message.\n\t * @returns Encoded response.\n\t */\n\tprotected async _sendRequest(message: Readonly<Buffer>) {\n\t\tconst {url} = this;\n\t\tconst req = this._createRequest();\n\n\t\tconst [response, body] = await new Promise<[\n\t\t\tSecurityTimestamperRequestResponse,\n\t\t\tBuffer\n\t\t]>((resolve, reject) => {\n\t\t\treq(\n\t\t\t\t{\n\t\t\t\t\tmethod: 'POST',\n\t\t\t\t\turl,\n\t\t\t\t\theaders: {\n\t\t\t\t\t\t'Content-Type': 'application/timestamp-query'\n\t\t\t\t\t},\n\t\t\t\t\tbody: message,\n\t\t\t\t\tencoding: null\n\t\t\t\t},\n\t\t\t\t(error, response, body) => {\n\t\t\t\t\tif (error) {\n\t\t\t\t\t\treject(error);\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tresolve([response, body]);\n\t\t\t\t}\n\t\t\t);\n\t\t});\n\n\t\tconst {statusCode} = response;\n\t\tif (statusCode !== 200) {\n\t\t\tthrow new Error(\n\t\t\t\t`Unexpected status code: ${statusCode}: ${body}`\n\t\t\t);\n\t\t}\n\t\treturn body;\n\t}\n\n\t/**\n\t * Encode request.\n\t *\n\t * @param digested Digested message.\n\t * @param digest Digest algorithm.\n\t * @returns Encoded request.\n\t */\n\tprotected _encodeRequest(digested: Readonly<Buffer>, digest: string) {\n\t\tdigest = digest.toLowerCase();\n\t\tif (digest !== 'sha1') {\n\t\t\tthrow new Error(`Unsupported digest algorithm: ${digest}`);\n\t\t}\n\n\t\tconst hashedMessage = forge.util.decode64(digested.toString('base64'));\n\n\t\tconst certReq = true;\n\n\t\tconst hashAlgoDef = forge.asn1.create(\n\t\t\tasn1.Class.UNIVERSAL,\n\t\t\tasn1.Type.SEQUENCE,\n\t\t\ttrue,\n\t\t\t[\n\t\t\t\tasn1.create(\n\t\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\t\tasn1.Type.OID,\n\t\t\t\t\tfalse,\n\t\t\t\t\tasn1.oidToDer(pki.oids.sha1).getBytes()\n\t\t\t\t),\n\t\t\t\tasn1.create(\n\t\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\t\tasn1.Type.NULL,\n\t\t\t\t\tfalse,\n\t\t\t\t\t''\n\t\t\t\t)\n\t\t\t]\n\t\t);\n\n\t\tconst messageImprintDef = asn1.create(\n\t\t\tasn1.Class.UNIVERSAL,\n\t\t\tasn1.Type.SEQUENCE,\n\t\t\ttrue,\n\t\t\t[\n\t\t\t\thashAlgoDef,\n\t\t\t\tasn1.create(\n\t\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\t\tasn1.Type.OCTETSTRING,\n\t\t\t\t\tfalse,\n\t\t\t\t\thashedMessage\n\t\t\t\t)\n\t\t\t]\n\t\t);\n\n\t\t// Could be set to some bytes.\n\t\t// ie: reqPolicy = new forge.util.DataBuffer(Buffer.from('test'));\n\t\tconst reqPolicy = null;\n\t\tconst asn1ReqPolicy = reqPolicy ?\n\t\t\tasn1.create(\n\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\tasn1.Type.OID,\n\t\t\t\tfalse,\n\t\t\t\treqPolicy\n\t\t\t) :\n\t\t\tnull;\n\n\t\t// Always null.\n\t\tconst nonceDER = null;\n\n\t\t// This could be a DER encodable, if extensions is set to be?\n\t\t// Just null for now.\n\t\t// const extensions = null;\n\t\t// const asn1Extn = extensions ? extensions : null;\n\t\tconst asn1Extn = null;\n\n\t\tconst tsaReqDef = asn1.create(\n\t\t\tasn1.Class.UNIVERSAL,\n\t\t\tasn1.Type.SEQUENCE,\n\t\t\ttrue,\n\t\t\t[\n\t\t\t\tasn1.create(\n\t\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\t\tasn1.Type.INTEGER,\n\t\t\t\t\tfalse,\n\t\t\t\t\tString.fromCharCode(1)\n\t\t\t\t),\n\t\t\t\tmessageImprintDef,\n\t\t\t\tasn1ReqPolicy,\n\t\t\t\tnonceDER,\n\t\t\t\tasn1.create(\n\t\t\t\t\tasn1.Class.UNIVERSAL,\n\t\t\t\t\tasn1.Type.BOOLEAN,\n\t\t\t\t\tfalse,\n\t\t\t\t\tString.fromCharCode(certReq ? 0xFF : 0)\n\t\t\t\t),\n\t\t\t\tasn1Extn\n\t\t\t].filter(Boolean) as forge.asn1.Asn1[]\n\t\t);\n\n\t\treturn Buffer.from(asn1.toDer(tsaReqDef).toHex(), 'hex');\n\t}\n\n\t/**\n\t * Decode response.\n\t *\n\t * @param response Encoded response.\n\t * @returns Decoded response.\n\t */\n\tprotected _decodeResponse(response: Readonly<Buffer>) {\n\t\tconst object = asn1.fromDer(\n\t\t\tforge.util.decode64(response.toString('base64'))\n\t\t);\n\n\t\tconst validator = {\n\t\t\tname: 'root',\n\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\ttype: asn1.Type.SEQUENCE,\n\t\t\tconstructed: true,\n\t\t\tvalue: [\n\t\t\t\t{\n\t\t\t\t\tname: 'root.statusInfo',\n\t\t\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\t\t\ttype: asn1.Type.SEQUENCE,\n\t\t\t\t\tconstructed: true,\n\t\t\t\t\tvalue: [\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tname: 'root.statusInfo.pkiStatus',\n\t\t\t\t\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\t\t\t\t\ttype: asn1.Type.INTEGER,\n\t\t\t\t\t\t\tconstructed: false,\n\t\t\t\t\t\t\tcaptureAsn1: 'root.statusInfo.pkiStatus',\n\t\t\t\t\t\t\toptional: true\n\t\t\t\t\t\t},\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tname: 'root.statusInfo.pkiFreeText',\n\t\t\t\t\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\t\t\t\t\ttype: asn1.Type.UTF8,\n\t\t\t\t\t\t\tconstructed: false,\n\t\t\t\t\t\t\tcaptureAsn1: 'root.statusInfo.pkiFreeText',\n\t\t\t\t\t\t\toptional: true\n\t\t\t\t\t\t},\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tname: 'root.statusInfo.pkiFailureInfo',\n\t\t\t\t\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\t\t\t\t\ttype: asn1.Type.BITSTRING,\n\t\t\t\t\t\t\tconstructed: false,\n\t\t\t\t\t\t\tcaptureAsn1: 'root.statusInfo.pkiFailureInfo',\n\t\t\t\t\t\t\toptional: true\n\t\t\t\t\t\t}\n\t\t\t\t\t]\n\t\t\t\t},\n\t\t\t\t{\n\t\t\t\t\tname: 'root.tst',\n\t\t\t\t\ttagClass: asn1.Class.UNIVERSAL,\n\t\t\t\t\ttype: asn1.Type.SEQUENCE,\n\t\t\t\t\tconstructed: true,\n\t\t\t\t\tcaptureAsn1: 'root.tst',\n\t\t\t\t\toptional: true\n\t\t\t\t}\n\t\t\t]\n\t\t};\n\n\t\tconst capture: {[key: string]: any} = {};\n\t\tconst errors: string[] = [];\n\n\t\tconst success = (asn1 as any).validate(\n\t\t\tobject,\n\t\t\tvalidator,\n\t\t\tcapture,\n\t\t\terrors\n\t\t);\n\t\tif (!success || errors.length) {\n\t\t\tconst error = errors[0] || 'Unknown error';\n\t\t\tthrow new Error(`Decode error: ${error}`);\n\t\t}\n\n\t\tconst pkiStatus = capture['root.statusInfo.pkiStatus'];\n\t\tif (!pkiStatus) {\n\t\t\tthrow new Error('Missing PKI status');\n\t\t}\n\n\t\tif (pkiStatus.value.length !== 1) {\n\t\t\tthrow new Error(\n\t\t\t\t`Unexpected PKI status length: ${pkiStatus.value.length}`\n\t\t\t);\n\t\t}\n\n\t\tconst pkiStatusCode = pkiStatus.value.charCodeAt(0);\n\t\tif (pkiStatusCode !== 0 && pkiStatusCode !== 1) {\n\t\t\tthrow new Error(`Unexpected PKI status code: ${pkiStatusCode}`);\n\t\t}\n\n\t\tconst tst = capture['root.tst'];\n\t\tif (!tst) {\n\t\t\tthrow new Error('Missing PKI TSTInfo');\n\t\t}\n\n\t\treturn Buffer.from(asn1.toDer(tst).toHex(), 'hex');\n\t}\n}\n"],"file":"timestamper.mjs","sourceRoot":"../../src"}