diff options
| -rw-r--r-- | packages/sol-tracing-utils/src/trace_info_subprovider.ts | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/packages/sol-tracing-utils/src/trace_info_subprovider.ts b/packages/sol-tracing-utils/src/trace_info_subprovider.ts index 635a68f58..8713ccb5e 100644 --- a/packages/sol-tracing-utils/src/trace_info_subprovider.ts +++ b/packages/sol-tracing-utils/src/trace_info_subprovider.ts @@ -1,3 +1,4 @@ +import { StructLog } from 'ethereum-types'; import * as _ from 'lodash'; import { constants } from './constants'; @@ -12,11 +13,26 @@ export abstract class TraceInfoSubprovider extends TraceCollectionSubprovider { protected abstract _handleTraceInfoAsync(traceInfo: TraceInfo): Promise<void>; protected async _recordTxTraceAsync(address: string, data: string | undefined, txHash: string): Promise<void> { await this._web3Wrapper.awaitTransactionMinedAsync(txHash, 0); - const trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, { - disableMemory: true, - disableStack: false, - disableStorage: true, - }); + // For very large traces we use a custom tracer that outputs a format compatible with a + // regular trace. We only need the 2nd item on the stack when the instruction is a call. + // By not including othe stack values, we severly limit the amount of data to be collectd. + const tracer = + '{' + + ' data: [],' + + ' step: function(log) {' + + ' const op = log.op.toString();' + + ' const opn = 0 | log.op.toNumber();' + + ' const pc = 0 | log.getPC();' + + ' const depth = 0 | log.getDepth();' + + ' const gas = 0 | log.getGas();' + + ' const isCall = opn == 0xf1 || opn == 0xf2 || opn == 0xf4 || opn == 0xf5;' + + " const stack = isCall ? ['0x'+log.stack.peek(1).toString(16), null] : null;" + + ' this.data.push({ pc, gas, depth, op, stack}); ' + + ' },' + + ' fault: function() { },' + + ' result: function() { return {structLogs: this.data}; }' + + '}'; + const trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, { tracer, timeout: '600s' }); const tracesByContractAddress = getTracesByContractAddress(trace.structLogs, address); const subcallAddresses = _.keys(tracesByContractAddress); if (address === constants.NEW_CONTRACT) { |