89 lines
2.7 KiB
JavaScript
Executable file
89 lines
2.7 KiB
JavaScript
Executable file
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.toDSSEBundle = exports.toMessageSignatureBundle = void 0;
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/*
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Copyright 2023 The Sigstore Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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const protobuf_specs_1 = require("@sigstore/protobuf-specs");
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const bundle_1 = require("./bundle");
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// Message signature bundle - $case: 'messageSignature'
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function toMessageSignatureBundle(options) {
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return {
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mediaType: bundle_1.BUNDLE_V02_MEDIA_TYPE,
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content: {
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$case: 'messageSignature',
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messageSignature: {
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messageDigest: {
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algorithm: protobuf_specs_1.HashAlgorithm.SHA2_256,
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digest: options.digest,
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},
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signature: options.signature,
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},
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},
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verificationMaterial: toVerificationMaterial(options),
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};
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}
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exports.toMessageSignatureBundle = toMessageSignatureBundle;
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// DSSE envelope bundle - $case: 'dsseEnvelope'
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function toDSSEBundle(options) {
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return {
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mediaType: bundle_1.BUNDLE_V02_MEDIA_TYPE,
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content: {
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$case: 'dsseEnvelope',
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dsseEnvelope: toEnvelope(options),
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},
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verificationMaterial: toVerificationMaterial(options),
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};
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}
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exports.toDSSEBundle = toDSSEBundle;
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function toEnvelope(options) {
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return {
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payloadType: options.artifactType,
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payload: options.artifact,
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signatures: [toSignature(options)],
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};
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}
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function toSignature(options) {
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return {
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keyid: options.keyHint || '',
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sig: options.signature,
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};
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}
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// Verification material
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function toVerificationMaterial(options) {
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return {
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content: toKeyContent(options),
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tlogEntries: [],
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timestampVerificationData: { rfc3161Timestamps: [] },
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};
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}
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function toKeyContent(options) {
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if (options.certificate) {
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return {
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$case: 'x509CertificateChain',
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x509CertificateChain: {
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certificates: [{ rawBytes: options.certificate }],
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},
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};
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}
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else {
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return {
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$case: 'publicKey',
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publicKey: {
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hint: options.keyHint || '',
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},
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};
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}
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}
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