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NIP-06: Support multiple account private keys derived from seed words (#219)

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Co-authored-by: fiatjaf_ <fiatjaf@gmail.com>
This commit is contained in:
futpib
2023-12-16 17:15:37 +04:00
committed by GitHub
parent 36e0de2a68
commit 3d767beeb9
2 changed files with 23 additions and 2 deletions
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17
nip06.test.ts
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@@ -6,9 +6,26 @@ test('generate private key from a mnemonic', async () => {
expect(privateKey).toEqual('c26cf31d8ba425b555ca27d00ca71b5008004f2f662470f8c8131822ec129fe2') expect(privateKey).toEqual('c26cf31d8ba425b555ca27d00ca71b5008004f2f662470f8c8131822ec129fe2')
}) })
test('generate private key for account 1 from a mnemonic', async () => {
const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong'
const privateKey = privateKeyFromSeedWords(mnemonic, undefined, 1)
expect(privateKey).toEqual(
'b5fc7f229de3fb5c189063e3b3fc6c921d8f4366cff5bd31c6f063493665eb2b'
)
})
test('generate private key from a mnemonic and passphrase', async () => { test('generate private key from a mnemonic and passphrase', async () => {
const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong' const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong'
const passphrase = '123' const passphrase = '123'
const privateKey = privateKeyFromSeedWords(mnemonic, passphrase) const privateKey = privateKeyFromSeedWords(mnemonic, passphrase)
expect(privateKey).toEqual('55a22b8203273d0aaf24c22c8fbe99608e70c524b17265641074281c8b978ae4') expect(privateKey).toEqual('55a22b8203273d0aaf24c22c8fbe99608e70c524b17265641074281c8b978ae4')
}) })
test('generate private key for account 1 from a mnemonic and passphrase', async () => {
const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong'
const passphrase = '123'
const privateKey = privateKeyFromSeedWords(mnemonic, passphrase, 1)
expect(privateKey).toEqual(
'2e0f7bd9e3c3ebcdff1a90fb49c913477e7c055eba1a415d571b6a8c714c7135'
)
})

8
nip06.ts
View File

@@ -3,9 +3,13 @@ import { wordlist } from '@scure/bip39/wordlists/english'
import { generateMnemonic, mnemonicToSeedSync, validateMnemonic } from '@scure/bip39' import { generateMnemonic, mnemonicToSeedSync, validateMnemonic } from '@scure/bip39'
import { HDKey } from '@scure/bip32' import { HDKey } from '@scure/bip32'
export function privateKeyFromSeedWords(mnemonic: string, passphrase?: string): string { export function privateKeyFromSeedWords(
mnemonic: string,
passphrase?: string,
accountIndex = 0
): string {
let root = HDKey.fromMasterSeed(mnemonicToSeedSync(mnemonic, passphrase)) let root = HDKey.fromMasterSeed(mnemonicToSeedSync(mnemonic, passphrase))
let privateKey = root.derive(`m/44'/1237'/0'/0/0`).privateKey let privateKey = root.derive(`m/44'/1237'/${accountIndex}'/0/0`).privateKey
if (!privateKey) throw new Error('could not derive private key') if (!privateKey) throw new Error('could not derive private key')
return bytesToHex(privateKey) return bytesToHex(privateKey)
} }