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import { Msg } from '@xdefi-tech/chains-core'; | ||
import { Transaction, PublicKey } from '@solana/web3.js'; | ||
import fetch from 'cross-fetch'; | ||
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import { SolanaProvider } from '../chain.provider'; | ||
import { IndexerDataSource } from '../datasource'; | ||
import { SOLANA_MANIFEST } from '../manifests'; | ||
import { ChainMsg, MsgBody } from '../msg'; | ||
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import LatticeSigner from './lattice.signer'; | ||
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globalThis.fetch = fetch; | ||
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/** | ||
* Update this config to match your Lattice device | ||
* | ||
* TODO: Update this to use environment variables | ||
*/ | ||
const CONFIG = { | ||
deviceId: 'sc6J1U', | ||
password: 'asdfasdf', | ||
name: 'SDK Test2', | ||
}; | ||
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jest.mock('@solana/web3.js', () => { | ||
const original = jest.requireActual('@solana/web3.js'); | ||
return { | ||
...original, | ||
Transaction: { | ||
...original.Transaction, | ||
prototype: { | ||
...original.Transaction.prototype, | ||
serialize: jest | ||
.fn() | ||
.mockReturnValue(Buffer.from('serialized_transaction')), | ||
}, | ||
}, | ||
}; | ||
}); | ||
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describe('lattice.signer', () => { | ||
let signer: LatticeSigner; | ||
let derivationPath: string; | ||
let provider: SolanaProvider; | ||
let txInput: MsgBody; | ||
let message: Msg; | ||
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beforeAll(async () => { | ||
//@ts-ignore | ||
signer = await LatticeSigner.create(CONFIG); | ||
if (!signer.isPaired) { | ||
throw new Error('Failed to pair with Lattice device'); | ||
} | ||
}); | ||
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beforeEach(async () => { | ||
provider = new SolanaProvider(new IndexerDataSource(SOLANA_MANIFEST)); | ||
derivationPath = "m/44'/501'/0'/0/0"; | ||
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txInput = { | ||
from: '7HZYYfdqQgDgNduLA5gh8y4A5Mr3rCLVWeXBF4Vg9qZZ', | ||
to: 'GrDMoeqMLFjeXQ24H56S1RLgT4R76jsuWCd6SvXyGPQ5', | ||
amount: 0.000001, | ||
gasPrice: 5000, | ||
priorityFeeAmount: 10000, | ||
}; | ||
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message = provider.createMsg(txInput); | ||
}); | ||
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it('should get an address from the lattice device', async () => { | ||
const address = await signer.getAddress(derivationPath); | ||
expect(address).toBe(txInput.from); | ||
}, 100000); | ||
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it('should sign a transaction using a lattice device', async () => { | ||
await signer.sign(message as ChainMsg, derivationPath); | ||
expect(message.signedTransaction).toBeTruthy(); | ||
}, 100000); | ||
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it('should return false when verifying an invalid address', async () => { | ||
expect(signer.verifyAddress('invalid_address')).toBe(false); | ||
}); | ||
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it('should validate a correct address', async () => { | ||
expect(signer.verifyAddress(txInput.from)).toBe(true); | ||
}); | ||
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it('should fail if private key is requested', async () => { | ||
await expect(signer.getPrivateKey(derivationPath)).rejects.toThrow(); | ||
}); | ||
}); |
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import { PublicKey, Transaction as SolanaTransaction } from '@solana/web3.js'; | ||
import { Signer, SignerDecorator } from '@xdefi-tech/chains-core'; | ||
import { fetchAddresses, signSolanaTx } from 'gridplus-sdk'; | ||
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import { ChainMsg } from '../msg'; | ||
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interface SolanaTransactionData { | ||
transaction: Buffer; | ||
signerPath: number[]; | ||
} | ||
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@SignerDecorator(Signer.SignerType.LATTICE) | ||
export class LatticeSigner extends Signer.LatticeProvider { | ||
verifyAddress(address: string): boolean { | ||
try { | ||
const publicKey = new PublicKey(address); | ||
return publicKey.toBase58() === address; | ||
} catch (error) { | ||
return false; | ||
} | ||
} | ||
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async getPrivateKey(_derivation: string) { | ||
throw new Error('Cannot extract private key from Lattice device'); | ||
} | ||
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async getAddress(derivation: string): Promise<string> { | ||
const addresses = await fetchAddresses({ | ||
startPath: | ||
Signer.LatticeProvider.convertDerivationPathToArray(derivation), | ||
n: 1, | ||
flag: 0x04, | ||
}); | ||
return addresses[0]; | ||
} | ||
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async sign(msg: ChainMsg, derivation: string): Promise<void> { | ||
const tx = await msg.buildTx(); | ||
const payload = this.convertToSolanaTransactionData(tx as any, derivation); | ||
const signedTx = await this.signSolanaTransaction(payload); | ||
msg.sign(signedTx.serialize()); | ||
} | ||
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private convertToSolanaTransactionData( | ||
transaction: SolanaTransaction, | ||
derivation: string | ||
): SolanaTransactionData { | ||
const signerPath = | ||
Signer.LatticeProvider.convertDerivationPathToArray(derivation); | ||
return { | ||
transaction: Buffer.from(transaction.serializeMessage()), | ||
signerPath, | ||
}; | ||
} | ||
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private async signSolanaTransaction( | ||
payload: SolanaTransactionData | ||
): Promise<SolanaTransaction> { | ||
const { transaction, signerPath } = payload; | ||
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const signedTx = await signSolanaTx(transaction, { | ||
signerPath, | ||
}); | ||
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return signedTx; | ||
} | ||
} | ||
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export default LatticeSigner; |
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