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52 lines
1.7 KiB
52 lines
1.7 KiB
import KeyringController from 'eth-keyring-controller'
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import log from 'loglevel'
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const seedPhraseVerifier = {
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/**
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* Verifies if the seed words can restore the accounts.
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*
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* Key notes:
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* - The seed words can recreate the primary keyring and the accounts belonging to it.
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* - The created accounts in the primary keyring are always the same.
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* - The keyring always creates the accounts in the same sequence.
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*
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* @param {Array} createdAccounts - The accounts to restore
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* @param {string} seedWords - The seed words to verify
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* @returns {Promise<void>} Promises undefined
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*
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*/
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async verifyAccounts(createdAccounts, seedWords) {
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if (!createdAccounts || createdAccounts.length < 1) {
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throw new Error('No created accounts defined.')
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}
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const keyringController = new KeyringController({})
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const Keyring = keyringController.getKeyringClassForType('HD Key Tree')
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const opts = {
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mnemonic: seedWords,
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numberOfAccounts: createdAccounts.length,
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}
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const keyring = new Keyring(opts)
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const restoredAccounts = await keyring.getAccounts()
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log.debug(`Created accounts: ${JSON.stringify(createdAccounts)}`)
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log.debug(`Restored accounts: ${JSON.stringify(restoredAccounts)}`)
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if (restoredAccounts.length !== createdAccounts.length) {
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// this should not happen...
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throw new Error('Wrong number of accounts')
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}
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for (let i = 0; i < restoredAccounts.length; i++) {
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if (
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restoredAccounts[i].toLowerCase() !== createdAccounts[i].toLowerCase()
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) {
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throw new Error(
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`Not identical accounts! Original: ${createdAccounts[i]}, Restored: ${restoredAccounts[i]}`,
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)
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}
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}
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},
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}
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export default seedPhraseVerifier
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