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Текущая директория: /opt/BitGoJS/modules/sdk-coin-avaxp/dist/src

Просмотр файла: avaxp.js

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.AvaxP = void 0;
const statics_1 = require("@bitgo/statics");
const sdk_core_1 = require("@bitgo/sdk-core");
const AvaxpLib = __importStar(require("./lib"));
const utils_1 = __importDefault(require("./lib/utils"));
const lodash_1 = __importDefault(require("lodash"));
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const ethereumjs_util_1 = require("ethereumjs-util");
class AvaxP extends sdk_core_1.BaseCoin {
    constructor(bitgo, staticsCoin) {
        super(bitgo);
        if (!staticsCoin) {
            throw new Error('missing required constructor parameter staticsCoin');
        }
        this._staticsCoin = staticsCoin;
    }
    static createInstance(bitgo, staticsCoin) {
        return new AvaxP(bitgo, staticsCoin);
    }
    getChain() {
        return this._staticsCoin.name;
    }
    getFamily() {
        return this._staticsCoin.family;
    }
    getFullName() {
        return this._staticsCoin.fullName;
    }
    getBaseFactor() {
        return Math.pow(10, this._staticsCoin.decimalPlaces);
    }
    /** {@inheritDoc } **/
    supportsMultisig() {
        return true;
    }
    /** inherited doc */
    getDefaultMultisigType() {
        return sdk_core_1.multisigTypes.onchain;
    }
    /**
     * Check if staking txn is valid, based on expected tx params.
     *
     * @param {AvaxpTransactionStakingOptions} stakingOptions expected staking params to check against
     * @param {AvaxpLib.TransactionExplanation} explainedTx explained staking transaction
     */
    validateStakingTx(stakingOptions, explainedTx) {
        const filteredRecipients = [{ address: stakingOptions.nodeID, amount: stakingOptions.amount }];
        const filteredOutputs = explainedTx.outputs.map((output) => lodash_1.default.pick(output, ['address', 'amount']));
        if (!lodash_1.default.isEqual(filteredOutputs, filteredRecipients)) {
            throw new Error('Tx outputs does not match with expected txParams');
        }
        if (stakingOptions?.amount !== explainedTx.outputAmount) {
            throw new Error('Tx total amount does not match with expected total amount field');
        }
    }
    /**
     * Check if export txn is valid, based on expected tx params.
     *
     * @param {ITransactionRecipient[]} recipients expected recipients and info
     * @param {AvaxpLib.TransactionExplanation} explainedTx explained export transaction
     */
    validateExportTx(recipients, explainedTx) {
        if (recipients.length !== 1 || explainedTx.outputs.length !== 1) {
            throw new Error('Export Tx requires one recipient');
        }
        const maxImportFee = this._staticsCoin.network.maxImportFee;
        const recipientAmount = new bignumber_js_1.default(recipients[0].amount);
        if (recipientAmount.isGreaterThan(explainedTx.outputAmount) ||
            recipientAmount.plus(maxImportFee).isLessThan(explainedTx.outputAmount)) {
            throw new Error(`Tx total amount ${explainedTx.outputAmount} does not match with expected total amount field ${recipientAmount} and max import fee ${maxImportFee}`);
        }
        if (explainedTx.outputs && !utils_1.default.isValidAddress(explainedTx.outputs[0].address)) {
            throw new Error(`Invalid P-chain address ${explainedTx.outputs[0].address}`);
        }
    }
    /**
     * Check if import txn into P is valid, based on expected tx params.
     *
     * @param {AvaxpLib.AvaxpEntry[]} explainedTxInputs tx inputs (unspents to be imported)
     * @param {AvaxpTransactionParams} txParams expected tx info to check against
     */
    validateImportTx(explainedTxInputs, txParams) {
        if (txParams.unspents) {
            if (explainedTxInputs.length !== txParams.unspents.length) {
                throw new Error(`Expected ${txParams.unspents.length} UTXOs, transaction had ${explainedTxInputs.length}`);
            }
            const unspents = new Set(txParams.unspents);
            for (const unspent of explainedTxInputs) {
                if (!unspents.has(unspent.id)) {
                    throw new Error(`Transaction should not contain the UTXO: ${unspent.id}`);
                }
            }
        }
    }
    async verifyTransaction(params) {
        const txHex = params.txPrebuild && params.txPrebuild.txHex;
        if (!txHex) {
            throw new Error('missing required tx prebuild property txHex');
        }
        let tx;
        try {
            const txBuilder = this.getBuilder().from(txHex);
            tx = await txBuilder.build();
        }
        catch (error) {
            throw new Error('Invalid transaction');
        }
        const explainedTx = tx.explainTransaction();
        const { type, stakingOptions } = params.txParams;
        // TODO(BG-62112): change ImportToC type to Import
        if (!type || (type !== 'ImportToC' && explainedTx.type !== sdk_core_1.TransactionType[type])) {
            throw new Error('Tx type does not match with expected txParams type');
        }
        switch (explainedTx.type) {
            // @deprecated
            case sdk_core_1.TransactionType.AddDelegator:
            case sdk_core_1.TransactionType.AddValidator:
            case sdk_core_1.TransactionType.AddPermissionlessDelegator:
            case sdk_core_1.TransactionType.AddPermissionlessValidator:
                this.validateStakingTx(stakingOptions, explainedTx);
                break;
            case sdk_core_1.TransactionType.Export:
                if (!params.txParams.recipients || params.txParams.recipients?.length !== 1) {
                    throw new Error('Export Tx requires a recipient');
                }
                else {
                    this.validateExportTx(params.txParams.recipients, explainedTx);
                }
                break;
            case sdk_core_1.TransactionType.Import:
                if (tx.isTransactionForCChain) {
                    // Import to C-chain
                    if (explainedTx.outputs.length !== 1) {
                        throw new Error('Expected 1 output in import transaction');
                    }
                    if (!params.txParams.recipients || params.txParams.recipients.length !== 1) {
                        throw new Error('Expected 1 recipient in import transaction');
                    }
                }
                else {
                    // Import to P-chain
                    if (explainedTx.outputs.length !== 1) {
                        throw new Error('Expected 1 output in import transaction');
                    }
                    this.validateImportTx(explainedTx.inputs, params.txParams);
                }
                break;
            default:
                throw new Error('Tx type is not supported yet');
        }
        return true;
    }
    /**
     * Check if address is valid, then make sure it matches the root address.
     *
     * @param params.address address to validate
     * @param params.keychains public keys to generate the wallet
     */
    async isWalletAddress(params) {
        const { address, keychains } = params;
        if (!this.isValidAddress(address)) {
            throw new sdk_core_1.InvalidAddressError(`invalid address: ${address}`);
        }
        if (!keychains || keychains.length !== 3) {
            throw new Error('Invalid keychains');
        }
        // multisig addresses are separated by ~
        const splitAddresses = address.split('~');
        // derive addresses from keychain
        const unlockAddresses = keychains.map((keychain) => new AvaxpLib.KeyPair({ pub: keychain.pub }).getAddress(this._staticsCoin.network.type));
        if (splitAddresses.length !== unlockAddresses.length) {
            throw new sdk_core_1.UnexpectedAddressError(`address validation failure: multisig address length does not match`);
        }
        if (!this.adressesArraysMatch(splitAddresses, unlockAddresses)) {
            throw new sdk_core_1.UnexpectedAddressError(`address validation failure: ${address} is not of this wallet`);
        }
        return true;
    }
    /**
     * Validate that two multisig address arrays have the same elements, order doesnt matter
     * @param addressArray1
     * @param addressArray2
     * @returns true if address arrays have the same addresses
     * @private
     */
    adressesArraysMatch(addressArray1, addressArray2) {
        return JSON.stringify(addressArray1.sort()) === JSON.stringify(addressArray2.sort());
    }
    /**
     * Generate Avaxp key pair
     *
     * @param {Buffer} seed - Seed from which the new keypair should be generated, otherwise a random seed is used
     * @returns {Object} object with generated pub and prv
     */
    generateKeyPair(seed) {
        const keyPair = seed ? new AvaxpLib.KeyPair({ seed }) : new AvaxpLib.KeyPair();
        const keys = keyPair.getKeys();
        if (!keys.prv) {
            throw new Error('Missing prv in key generation.');
        }
        return {
            pub: keys.pub,
            prv: keys.prv,
        };
    }
    /**
     * Return boolean indicating whether input is valid public key for the coin
     *
     * @param {string} pub the prv to be checked
     * @returns is it valid?
     */
    isValidPub(pub) {
        try {
            new AvaxpLib.KeyPair({ pub });
            return true;
        }
        catch (e) {
            return false;
        }
    }
    /**
     * Return boolean indicating whether input is valid private key for the coin
     *
     * @param {string} prv the prv to be checked
     * @returns is it valid?
     */
    isValidPrv(prv) {
        try {
            new AvaxpLib.KeyPair({ prv });
            return true;
        }
        catch (e) {
            return false;
        }
    }
    isValidAddress(address) {
        if (address === undefined) {
            return false;
        }
        // validate eth address for cross-chain txs to c-chain
        if (typeof address === 'string' && (0, ethereumjs_util_1.isValidAddress)(address)) {
            return true;
        }
        return AvaxpLib.Utils.isValidAddress(address);
    }
    /**
     * Signs Avaxp transaction
     */
    async signTransaction(params) {
        // deserialize raw transaction (note: fromAddress has onchain order)
        const txBuilder = this.getBuilder().from(params.txPrebuild.txHex);
        const key = params.prv;
        // push the keypair to signer array
        txBuilder.sign({ key });
        // build the transaction
        const transaction = await txBuilder.build();
        if (!transaction) {
            throw new sdk_core_1.InvalidTransactionError('Error while trying to build transaction');
        }
        return transaction.signature.length >= 2
            ? { txHex: transaction.toBroadcastFormat() }
            : { halfSigned: { txHex: transaction.toBroadcastFormat() } };
    }
    async parseTransaction(params) {
        return {};
    }
    /**
     * Explain a Avaxp transaction from txHex
     * @param params
     * @param callback
     */
    async explainTransaction(params) {
        const txHex = params.txHex ?? params?.halfSigned?.txHex;
        if (!txHex) {
            throw new Error('missing transaction hex');
        }
        try {
            const txBuilder = this.getBuilder().from(txHex);
            const tx = await txBuilder.build();
            return tx.explainTransaction();
        }
        catch (e) {
            throw new Error(`Invalid transaction: ${e.message}`);
        }
    }
    recoverySignature(message, signature) {
        return AvaxpLib.Utils.recoverySignature(this._staticsCoin.network, message, signature);
    }
    async signMessage(key, message) {
        const prv = new AvaxpLib.KeyPair(key).getPrivateKey();
        if (!prv) {
            throw new sdk_core_1.SigningError('Invalid key pair options');
        }
        if (typeof message === 'string') {
            message = Buffer.from(message, 'hex');
        }
        return AvaxpLib.Utils.createSignature(this._staticsCoin.network, message, prv);
    }
    getBuilder() {
        return new AvaxpLib.TransactionBuilderFactory(statics_1.coins.get(this.getChain()));
    }
}
exports.AvaxP = AvaxP;
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{ AvalancheNetwork, BaseCoin as StaticsBaseCoin, CoinFamily, coins } from '@bitgo/statics';\nimport {\n  BaseCoin,\n  BitGoBase,\n  KeyPair,\n  VerifyAddressOptions,\n  SignedTransaction,\n  ParseTransactionOptions,\n  BaseTransaction,\n  InvalidTransactionError,\n  SigningError,\n  TransactionType,\n  InvalidAddressError,\n  UnexpectedAddressError,\n  ITransactionRecipient,\n  ParsedTransaction,\n  MultisigType,\n  multisigTypes,\n} from '@bitgo/sdk-core';\nimport * as AvaxpLib from './lib';\nimport {\n  AvaxpSignTransactionOptions,\n  ExplainTransactionOptions,\n  AvaxpVerifyTransactionOptions,\n  AvaxpTransactionStakingOptions,\n  AvaxpTransactionParams,\n} from './iface';\nimport utils from './lib/utils';\nimport _ from 'lodash';\nimport BigNumber from 'bignumber.js';\nimport { isValidAddress as isValidEthAddress } from 'ethereumjs-util';\n\nexport class AvaxP extends BaseCoin {\n  protected readonly _staticsCoin: Readonly<StaticsBaseCoin>;\n\n  constructor(bitgo: BitGoBase, staticsCoin?: Readonly<StaticsBaseCoin>) {\n    super(bitgo);\n\n    if (!staticsCoin) {\n      throw new Error('missing required constructor parameter staticsCoin');\n    }\n\n    this._staticsCoin = staticsCoin;\n  }\n\n  static createInstance(bitgo: BitGoBase, staticsCoin?: Readonly<StaticsBaseCoin>): BaseCoin {\n    return new AvaxP(bitgo, staticsCoin);\n  }\n\n  getChain(): string {\n    return this._staticsCoin.name;\n  }\n  getFamily(): CoinFamily {\n    return this._staticsCoin.family;\n  }\n  getFullName(): string {\n    return this._staticsCoin.fullName;\n  }\n  getBaseFactor(): string | number {\n    return Math.pow(10, this._staticsCoin.decimalPlaces);\n  }\n\n  /** {@inheritDoc } **/\n  supportsMultisig(): boolean {\n    return true;\n  }\n\n  /** inherited doc */\n  getDefaultMultisigType(): MultisigType {\n    return multisigTypes.onchain;\n  }\n\n  /**\n   * Check if staking txn is valid, based on expected tx params.\n   *\n   * @param {AvaxpTransactionStakingOptions} stakingOptions expected staking params to check against\n   * @param {AvaxpLib.TransactionExplanation} explainedTx explained staking transaction\n   */\n  validateStakingTx(\n    stakingOptions: AvaxpTransactionStakingOptions,\n    explainedTx: AvaxpLib.TransactionExplanation\n  ): void {\n    const filteredRecipients = [{ address: stakingOptions.nodeID, amount: stakingOptions.amount }];\n    const filteredOutputs = explainedTx.outputs.map((output) => _.pick(output, ['address', 'amount']));\n\n    if (!_.isEqual(filteredOutputs, filteredRecipients)) {\n      throw new Error('Tx outputs does not match with expected txParams');\n    }\n    if (stakingOptions?.amount !== explainedTx.outputAmount) {\n      throw new Error('Tx total amount does not match with expected total amount field');\n    }\n  }\n\n  /**\n   * Check if export txn is valid, based on expected tx params.\n   *\n   * @param {ITransactionRecipient[]} recipients expected recipients and info\n   * @param {AvaxpLib.TransactionExplanation} explainedTx explained export transaction\n   */\n  validateExportTx(recipients: ITransactionRecipient[], explainedTx: AvaxpLib.TransactionExplanation): void {\n    if (recipients.length !== 1 || explainedTx.outputs.length !== 1) {\n      throw new Error('Export Tx requires one recipient');\n    }\n\n    const maxImportFee = (this._staticsCoin.network as AvalancheNetwork).maxImportFee;\n    const recipientAmount = new BigNumber(recipients[0].amount);\n    if (\n      recipientAmount.isGreaterThan(explainedTx.outputAmount) ||\n      recipientAmount.plus(maxImportFee).isLessThan(explainedTx.outputAmount)\n    ) {\n      throw new Error(\n        `Tx total amount ${explainedTx.outputAmount} does not match with expected total amount field ${recipientAmount} and max import fee ${maxImportFee}`\n      );\n    }\n\n    if (explainedTx.outputs && !utils.isValidAddress(explainedTx.outputs[0].address)) {\n      throw new Error(`Invalid P-chain address ${explainedTx.outputs[0].address}`);\n    }\n  }\n\n  /**\n   * Check if import txn into P is valid, based on expected tx params.\n   *\n   * @param {AvaxpLib.AvaxpEntry[]} explainedTxInputs tx inputs (unspents to be imported)\n   * @param {AvaxpTransactionParams} txParams expected tx info to check against\n   */\n  validateImportTx(explainedTxInputs: AvaxpLib.AvaxpEntry[], txParams: AvaxpTransactionParams): void {\n    if (txParams.unspents) {\n      if (explainedTxInputs.length !== txParams.unspents.length) {\n        throw new Error(`Expected ${txParams.unspents.length} UTXOs, transaction had ${explainedTxInputs.length}`);\n      }\n\n      const unspents = new Set(txParams.unspents);\n\n      for (const unspent of explainedTxInputs) {\n        if (!unspents.has(unspent.id)) {\n          throw new Error(`Transaction should not contain the UTXO: ${unspent.id}`);\n        }\n      }\n    }\n  }\n\n  async verifyTransaction(params: AvaxpVerifyTransactionOptions): Promise<boolean> {\n    const txHex = params.txPrebuild && params.txPrebuild.txHex;\n    if (!txHex) {\n      throw new Error('missing required tx prebuild property txHex');\n    }\n    let tx;\n    try {\n      const txBuilder = this.getBuilder().from(txHex);\n      tx = await txBuilder.build();\n    } catch (error) {\n      throw new Error('Invalid transaction');\n    }\n    const explainedTx = tx.explainTransaction();\n\n    const { type, stakingOptions } = params.txParams;\n    // TODO(BG-62112): change ImportToC type to Import\n    if (!type || (type !== 'ImportToC' && explainedTx.type !== TransactionType[type])) {\n      throw new Error('Tx type does not match with expected txParams type');\n    }\n\n    switch (explainedTx.type) {\n      // @deprecated\n      case TransactionType.AddDelegator:\n      case TransactionType.AddValidator:\n      case TransactionType.AddPermissionlessDelegator:\n      case TransactionType.AddPermissionlessValidator:\n        this.validateStakingTx(stakingOptions, explainedTx);\n        break;\n      case TransactionType.Export:\n        if (!params.txParams.recipients || params.txParams.recipients?.length !== 1) {\n          throw new Error('Export Tx requires a recipient');\n        } else {\n          this.validateExportTx(params.txParams.recipients, explainedTx);\n        }\n        break;\n      case TransactionType.Import:\n        if (tx.isTransactionForCChain) {\n          // Import to C-chain\n          if (explainedTx.outputs.length !== 1) {\n            throw new Error('Expected 1 output in import transaction');\n          }\n          if (!params.txParams.recipients || params.txParams.recipients.length !== 1) {\n            throw new Error('Expected 1 recipient in import transaction');\n          }\n        } else {\n          // Import to P-chain\n          if (explainedTx.outputs.length !== 1) {\n            throw new Error('Expected 1 output in import transaction');\n          }\n          this.validateImportTx(explainedTx.inputs, params.txParams);\n        }\n        break;\n      default:\n        throw new Error('Tx type is not supported yet');\n    }\n    return true;\n  }\n\n  /**\n   * Check if address is valid, then make sure it matches the root address.\n   *\n   * @param params.address address to validate\n   * @param params.keychains public keys to generate the wallet\n   */\n  async isWalletAddress(params: VerifyAddressOptions): Promise<boolean> {\n    const { address, keychains } = params;\n\n    if (!this.isValidAddress(address)) {\n      throw new InvalidAddressError(`invalid address: ${address}`);\n    }\n    if (!keychains || keychains.length !== 3) {\n      throw new Error('Invalid keychains');\n    }\n\n    // multisig addresses are separated by ~\n    const splitAddresses = address.split('~');\n\n    // derive addresses from keychain\n    const unlockAddresses = keychains.map((keychain) =>\n      new AvaxpLib.KeyPair({ pub: keychain.pub }).getAddress(this._staticsCoin.network.type)\n    );\n\n    if (splitAddresses.length !== unlockAddresses.length) {\n      throw new UnexpectedAddressError(`address validation failure: multisig address length does not match`);\n    }\n\n    if (!this.adressesArraysMatch(splitAddresses, unlockAddresses)) {\n      throw new UnexpectedAddressError(`address validation failure: ${address} is not of this wallet`);\n    }\n\n    return true;\n  }\n\n  /**\n   * Validate that two multisig address arrays have the same elements, order doesnt matter\n   * @param addressArray1\n   * @param addressArray2\n   * @returns true if address arrays have the same addresses\n   * @private\n   */\n  private adressesArraysMatch(addressArray1: string[], addressArray2: string[]) {\n    return JSON.stringify(addressArray1.sort()) === JSON.stringify(addressArray2.sort());\n  }\n\n  /**\n   * Generate Avaxp key pair\n   *\n   * @param {Buffer} seed - Seed from which the new keypair should be generated, otherwise a random seed is used\n   * @returns {Object} object with generated pub and prv\n   */\n  generateKeyPair(seed?: Buffer): KeyPair {\n    const keyPair = seed ? new AvaxpLib.KeyPair({ seed }) : new AvaxpLib.KeyPair();\n    const keys = keyPair.getKeys();\n\n    if (!keys.prv) {\n      throw new Error('Missing prv in key generation.');\n    }\n\n    return {\n      pub: keys.pub,\n      prv: keys.prv,\n    };\n  }\n\n  /**\n   * Return boolean indicating whether input is valid public key for the coin\n   *\n   * @param {string} pub the prv to be checked\n   * @returns is it valid?\n   */\n  isValidPub(pub: string): boolean {\n    try {\n      new AvaxpLib.KeyPair({ pub });\n      return true;\n    } catch (e) {\n      return false;\n    }\n  }\n\n  /**\n   * Return boolean indicating whether input is valid private key for the coin\n   *\n   * @param {string} prv the prv to be checked\n   * @returns is it valid?\n   */\n  isValidPrv(prv: string): boolean {\n    try {\n      new AvaxpLib.KeyPair({ prv });\n      return true;\n    } catch (e) {\n      return false;\n    }\n  }\n\n  isValidAddress(address: string | string[]): boolean {\n    if (address === undefined) {\n      return false;\n    }\n\n    // validate eth address for cross-chain txs to c-chain\n    if (typeof address === 'string' && isValidEthAddress(address)) {\n      return true;\n    }\n\n    return AvaxpLib.Utils.isValidAddress(address);\n  }\n\n  /**\n   * Signs Avaxp transaction\n   */\n  async signTransaction(params: AvaxpSignTransactionOptions): Promise<SignedTransaction> {\n    // deserialize raw transaction (note: fromAddress has onchain order)\n    const txBuilder = this.getBuilder().from(params.txPrebuild.txHex);\n    const key = params.prv;\n\n    // push the keypair to signer array\n    txBuilder.sign({ key });\n\n    // build the transaction\n    const transaction: BaseTransaction = await txBuilder.build();\n    if (!transaction) {\n      throw new InvalidTransactionError('Error while trying to build transaction');\n    }\n    return transaction.signature.length >= 2\n      ? { txHex: transaction.toBroadcastFormat() }\n      : { halfSigned: { txHex: transaction.toBroadcastFormat() } };\n  }\n\n  async parseTransaction(params: ParseTransactionOptions): Promise<ParsedTransaction> {\n    return {};\n  }\n\n  /**\n   * Explain a Avaxp transaction from txHex\n   * @param params\n   * @param callback\n   */\n  async explainTransaction(params: ExplainTransactionOptions): Promise<AvaxpLib.TransactionExplanation> {\n    const txHex = params.txHex ?? params?.halfSigned?.txHex;\n    if (!txHex) {\n      throw new Error('missing transaction hex');\n    }\n    try {\n      const txBuilder = this.getBuilder().from(txHex);\n      const tx = await txBuilder.build();\n      return tx.explainTransaction();\n    } catch (e) {\n      throw new Error(`Invalid transaction: ${e.message}`);\n    }\n  }\n\n  recoverySignature(message: Buffer, signature: Buffer): Buffer {\n    return AvaxpLib.Utils.recoverySignature(this._staticsCoin.network as AvalancheNetwork, message, signature);\n  }\n\n  async signMessage(key: KeyPair, message: string | Buffer): Promise<Buffer> {\n    const prv = new AvaxpLib.KeyPair(key).getPrivateKey();\n    if (!prv) {\n      throw new SigningError('Invalid key pair options');\n    }\n    if (typeof message === 'string') {\n      message = Buffer.from(message, 'hex');\n    }\n    return AvaxpLib.Utils.createSignature(this._staticsCoin.network as AvalancheNetwork, message, prv);\n  }\n\n  private getBuilder(): AvaxpLib.TransactionBuilderFactory {\n    return new AvaxpLib.TransactionBuilderFactory(coins.get(this.getChain()));\n  }\n}\n"]}

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