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Aventus testnet testing » History » Version 2

Olivier Bitsch, 02/02/2022 10:02 AM

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# Aventus testnet testing
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## AvN gateway details
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* Gateway URL: testnet.gateway.aventus.io
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* Relayer Public key: 0x7075f2ec5abe24801ce8ccb2e7ffb13284df44c7baa9a583f8fd2f0498edb547
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* Relayer Address: 5EcAFwVcBo8s2D3ZSTnx2sq49wVDF3rc1yGJMx5nRp2GsK62
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## AvN account generation
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There are multiple ways of generating accounts to interact with the AvN blockchain. This document will highlight 2 of them.
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Polkadot libraries can be used to generate accounts that are compatible with the AvN. The following example code demonstrates this.
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index.js
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~~~ js
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const { Keyring } = require('@polkadot/keyring');
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const { u8aToHex } = require('@polkadot/util');
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const { cryptoWaitReady, mnemonicGenerate, mnemonicToMiniSecret } = require('@polkadot/util-crypto');
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async function generateAccount(accountCrypto) {
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 let crypto = accountCrypto || 'sr25519';
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 if (!['ed25519', 'sr25519'].includes(crypto)) {
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   throw (`Invalid account crypto "${crypto}" specified.`);
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 }
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 await cryptoWaitReady();
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 const keyring = new Keyring({ type: crypto, ss58Format: 42 });
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 const mnemonic = mnemonicGenerate();
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 const keyPair = keyring.createFromUri(mnemonic);
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 const key = {
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   'Mnemonic': mnemonic,
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   'PrivateKey': u8aToHex(mnemonicToMiniSecret(mnemonic)),
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   'PublicKey': u8aToHex(keyPair.publicKey),
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   'SS58Address': keyPair.address
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 };
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 console.log(JSON.stringify(key, null, 2));
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}
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(async () => {
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   await generateAccount()
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})()
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package.json
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{
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   "dependencies": {
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       "@polkadot/api": "^3.6.4",
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       "@polkadot/keyring": "^5.0.1",
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       "@polkadot/util": "5.0.1",
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       "@polkadot/util-crypto": "5.0.1"
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   }
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}
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~~~
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To test the script run  npm install  from the same location as your package.json file. You can then execute the script by running  node index.js  
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Example output
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~~~ json
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{
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 "Mnemonic": "barrel doctor exercise age pelican close hard tower group property front copper",
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 "PrivateKey": "0x2217fe2f9dacefa20026f3a9a049e2b774e06d0b2fd949e8cf728f224245bf0f",
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 "PublicKey": "0x28bb4853c402de336e7a4e2d0eadb07644f706c511e372839669792318ad7d7b",
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 "SS58Address": "5Cz7QZfu2Qxw3Cm5AdGGDgQWUuj5o3hbccQM4znneq73zmD2"
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}
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~~~