cli/mock-registry/lib/provenance.js at f1d9a1c18f358a4e3782949168d3b187ca59f313 · npm/cli · GitHub

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'use strict'
const t = require('tap')
const mockGlobals = require('@npmcli/mock-globals')
const nock = require('nock')

class MockProvenance {
  static sigstoreIdToken () {
    return `.${Buffer.from(JSON.stringify({
        iss: 'https://oauth2.sigstore.dev/auth',
        email: 'foo@bar.com',
      })).toString('base64')}.`
  }

  static successfulNock ({
    oidcURL,
    requestToken,
    workflowPath,
    repository,
    serverUrl,
    ref,
    sha,
    runID,
    runAttempt,
    runnerEnv,
  }) {
    mockGlobals(t, {
      'process.env': {
        CI: true,
        GITHUB_ACTIONS: true,
        ACTIONS_ID_TOKEN_REQUEST_URL: oidcURL,
        ACTIONS_ID_TOKEN_REQUEST_TOKEN: requestToken,
        GITHUB_WORKFLOW_REF: `${repository}/${workflowPath}@${ref}`,
        GITHUB_REPOSITORY: repository,
        GITHUB_SERVER_URL: serverUrl,
        GITHUB_REF: ref,
        GITHUB_SHA: sha,
        GITHUB_RUN_ID: runID,
        GITHUB_RUN_ATTEMPT: runAttempt,
        RUNNER_ENVIRONMENT: runnerEnv,
      },
    })

    const idToken = this.sigstoreIdToken()

    const url = new URL(oidcURL)
    nock(url.origin)
      .get(url.pathname)
      .query({ audience: 'sigstore' })
      .matchHeader('authorization', `Bearer ${requestToken}`)
      .matchHeader('accept', 'application/json')
      .reply(200, { value: idToken })

    const leafCertificate = `-----BEGIN CERTIFICATE-----\nabc\n-----END CERTIFICATE-----\n`

    // Mock the Fulcio signing certificate endpoint
    nock('https://fulcio.sigstore.dev')
      .post('/api/v2/signingCert')
      .reply(200, {
        signedCertificateEmbeddedSct: {
          chain: {
            certificates: [
              leafCertificate,
              `-----BEGIN CERTIFICATE-----\nxyz\n-----END CERTIFICATE-----\n`,
            ],
          },
        },
      })

    nock('https://rekor.sigstore.dev')
      .post('/api/v1/log/entries')
      .reply(201, {
        '69e5a0c1663ee4452674a5c9d5050d866c2ee31e2faaf79913aea7cc27293cf6': {
          body: Buffer.from(JSON.stringify({
            kind: 'hashedrekord',
            apiVersion: '0.0.1',
            spec: {
              signature: {
                content: 'ABC123',
                publicKey: { content: Buffer.from(leafCertificate).toString('base64') },
              },
            },
          })).toString(
            'base64'
          ),
          integratedTime: 1654015743,
          logID:
            'c0d23d6ad406973f9559f3ba2d1ca01f84147d8ffc5b8445c224f98b9591801d',
          logIndex: 2513258,
          verification: {
            signedEntryTimestamp: 'MEUCIQD6CD7ZNLUipFoxzmSL/L8Ewic4SRkXN77UjfJZ7d/wAAIgatokSuX9Rg0iWxAgSfHMtcsagtDCQalU5IvXdQ+yLEA=',
          },
        },
      })
  }
}

module.exports = {
  MockProvenance,
}