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1 | import { BCRYPT_SALT_SIZE, PRIVATE_RSA_KEY_SIZE } from '../initializers' | |
2 | import { AccountInstance } from '../models/account/account-interface' | |
3 | import { bcryptComparePromise, bcryptGenSaltPromise, bcryptHashPromise, createPrivateKey, getPublicKey } from './core-utils' | |
4 | import { jsig } from './custom-jsonld-signature' | |
5 | import { logger } from './logger' | |
6 | ||
7 | async function createPrivateAndPublicKeys () { | |
8 | logger.info('Generating a RSA key...') | |
9 | ||
10 | const { key } = await createPrivateKey(PRIVATE_RSA_KEY_SIZE) | |
11 | const { publicKey } = await getPublicKey(key) | |
12 | ||
13 | return { privateKey: key, publicKey } | |
14 | } | |
15 | ||
16 | function isSignatureVerified (fromAccount: AccountInstance, signedDocument: object) { | |
17 | const publicKeyObject = { | |
18 | '@context': jsig.SECURITY_CONTEXT_URL, | |
19 | '@id': fromAccount.url, | |
20 | '@type': 'CryptographicKey', | |
21 | owner: fromAccount.url, | |
22 | publicKeyPem: fromAccount.publicKey | |
23 | } | |
24 | ||
25 | const publicKeyOwnerObject = { | |
26 | '@context': jsig.SECURITY_CONTEXT_URL, | |
27 | '@id': fromAccount.url, | |
28 | publicKey: [ publicKeyObject ] | |
29 | } | |
30 | ||
31 | const options = { | |
32 | publicKey: publicKeyObject, | |
33 | publicKeyOwner: publicKeyOwnerObject | |
34 | } | |
35 | ||
36 | return jsig.promises.verify(signedDocument, options) | |
37 | .catch(err => { | |
38 | logger.error('Cannot check signature.', err) | |
39 | return false | |
40 | }) | |
41 | } | |
42 | ||
43 | function signObject (byAccount: AccountInstance, data: any) { | |
44 | const options = { | |
45 | privateKeyPem: byAccount.privateKey, | |
46 | creator: byAccount.url | |
47 | } | |
48 | ||
49 | return jsig.promises.sign(data, options) | |
50 | } | |
51 | ||
52 | function comparePassword (plainPassword: string, hashPassword: string) { | |
53 | return bcryptComparePromise(plainPassword, hashPassword) | |
54 | } | |
55 | ||
56 | async function cryptPassword (password: string) { | |
57 | const salt = await bcryptGenSaltPromise(BCRYPT_SALT_SIZE) | |
58 | ||
59 | return bcryptHashPromise(password, salt) | |
60 | } | |
61 | ||
62 | // --------------------------------------------------------------------------- | |
63 | ||
64 | export { | |
65 | isSignatureVerified, | |
66 | comparePassword, | |
67 | createPrivateAndPublicKeys, | |
68 | cryptPassword, | |
69 | signObject | |
70 | } |