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Merge pull request #27 from rsksmart/add-live-monitor-tool
Adds live monitoring tool
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| const Web3 = require('web3'); | ||
| const { getBridgeTransactionByTxHash } = require('../index'); | ||
| const networkParser = require('./network-parser'); | ||
| const Bridge = require('@rsksmart/rsk-precompiled-abis').bridge; | ||
| const util = require('util'); | ||
|
|
||
| const DEFAULT_CHECK_EVERY_MILLIS = 1_000; | ||
|
|
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| const defaultParamsValues = { | ||
| fromBlock: 'latest', | ||
| methods: [], | ||
| events: [], | ||
| pegout: false, | ||
| pegin: false, | ||
| network: 'testnet', | ||
| checkEveryMillis: DEFAULT_CHECK_EVERY_MILLIS, | ||
| }; | ||
|
|
||
| const getParsedParams = () => { | ||
| const params = process.argv.filter(param => param.startsWith('--')) | ||
| .reduce((params, param) => { | ||
| if(param.startsWith('--fromblock')) { | ||
| params.fromBlock = param.slice(param.indexOf('=') + 1); | ||
| } else if(param.startsWith('--methods') || param.startsWith('--events')) { // Parsing params that include an array | ||
| const paramName = param.slice(2, param.indexOf('=')); | ||
| params[paramName] = JSON.parse(param.slice(param.indexOf('=') + 1).replaceAll("'", '"')); | ||
| } else if(param.startsWith('--network')) { | ||
| params.network = param.slice(param.indexOf('=') + 1); | ||
| } else if(param.startsWith('--pegout') || param.startsWith('--pegin')) { | ||
| const paramName = param.replace('--', ''); | ||
| params[paramName] = true; | ||
| } else if(param.startsWith('--checkeverymillis')) { | ||
| params.checkEveryMillis = Number(param.slice(param.indexOf('=') + 1)); | ||
| } else { | ||
| throw new Error(`Parameter '${param}' not recognized`); | ||
| } | ||
| return params; | ||
| }, defaultParamsValues); | ||
| return params; | ||
| }; | ||
|
|
||
| const PEGOUT_METHOD_SIGNATURES = { | ||
| releaseBtc: '0x', | ||
| updateCollections: '0x0c5a9990', | ||
| addSignature: '0xf10b9c59' | ||
| }; | ||
|
|
||
| const PEGIN_METHOD_SIGNATURES = { | ||
| registerBtcCoinbaseTransaction: '0xccf417ae', | ||
| registerBtcTransaction: '0x43dc0656', | ||
| registerFastBridgeBtcTransaction: '0x6adc0133' | ||
| }; | ||
|
|
||
| function isAPegoutRelatedTransactionData(data) { | ||
| const methodSignature = data.slice(0, 10); | ||
| return Object.values(PEGOUT_METHOD_SIGNATURES) | ||
| .includes(methodSignature); | ||
| } | ||
|
|
||
| function isAPeginRelatedTransactionData(data) { | ||
| const methodSignature = data.slice(0, 10); | ||
| return Object.values(PEGIN_METHOD_SIGNATURES) | ||
| .includes(methodSignature); | ||
| } | ||
|
|
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| const params = getParsedParams(); | ||
|
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| const web3Client = new Web3(networkParser(params.network)); | ||
|
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| let currentBlockNumber = params.fromBlock; | ||
|
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| let notified = false; | ||
|
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| async function monitor() { | ||
|
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| try { | ||
|
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| const latestBlockNumber = await web3Client.eth.getBlockNumber(); | ||
|
|
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| if(currentBlockNumber === 'latest') { | ||
| currentBlockNumber = latestBlockNumber; | ||
| } | ||
|
|
||
| if(latestBlockNumber < currentBlockNumber) { | ||
| if(!notified) { | ||
| console.warn("latestBlockNumber was reached!"); | ||
| notified = true; | ||
| } | ||
| return; | ||
| } | ||
|
|
||
| notified = false; | ||
|
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| const block = await web3Client.eth.getBlock(currentBlockNumber, true); | ||
|
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| console.info("Checking block: ", block.number); | ||
|
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| currentBlockNumber++; | ||
|
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| for(const transaction of block.transactions) { | ||
|
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| if(transaction.to === Bridge.address) { | ||
|
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| const isPeginRelated = isAPeginRelatedTransactionData(transaction.input); | ||
| const isPegoutRelated = isAPegoutRelatedTransactionData(transaction.input); | ||
|
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| // Requested only pegouts, if tx is not a pegout then continue | ||
| if(!params.pegin && (params.pegout && !isPegoutRelated)) { | ||
| continue; | ||
| // Requested only pegins, if tx is not a pegin then return | ||
| } else if(!params.pegout && (params.pegin && !isPeginRelated)) { | ||
| continue; | ||
| // Requested only pegins and pegouts, if tx is not a pegin or pegout then return | ||
| } else if((params.pegin && params.pegout) && (!isPeginRelated && !isPegoutRelated)) { | ||
| continue; | ||
| } | ||
|
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| // Showing all bridge events by default if params.pegin and params.pegout where not specified | ||
|
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| const rskTx = await getBridgeTransactionByTxHash(web3Client, transaction.hash); | ||
|
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| if(params.methods.length > 0 && !params.methods.includes(rskTx.method.name)) { | ||
| continue; | ||
| } | ||
|
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| const containsAtLeast1RequestedEvent = rskTx.events.some(event => params.events.includes(event.name)); | ||
| if(params.events.length > 0 && containsAtLeast1RequestedEvent) { | ||
| continue; | ||
| } | ||
|
|
||
| const bridgeTxDetails = { | ||
| txHash: transaction.hash, | ||
| blockHash: transaction.blockHash, | ||
| blockNumber: transaction.blockNumber, | ||
| from: transaction.from, | ||
| to: transaction.to, | ||
| method: rskTx.method, | ||
| events: rskTx.events | ||
| }; | ||
|
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| console.info("Found a tx:"); | ||
|
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| console.info(util.inspect(bridgeTxDetails, {depth: null, colors: true})); | ||
|
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| } | ||
|
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| } | ||
|
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| } catch(e) { | ||
| console.error(`There was an error trying to get the tx data/events in block: ${currentBlockNumber - 1}`, e); | ||
| console.info("Moving forward..."); | ||
| } | ||
|
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| } | ||
|
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| const checkEveryMillis = params.checkEveryMillis || DEFAULT_CHECK_EVERY_MILLIS; | ||
|
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| console.log(`Checking a block every ${checkEveryMillis} milliseconds`); | ||
|
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| setInterval(async () => { | ||
| await monitor(); | ||
| }, checkEveryMillis); |