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94 lines
2.5 KiB
94 lines
2.5 KiB
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package tracers
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import (
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"github.com/ethereum/go-ethereum/common"
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"github.com/harmony-one/harmony/core/vm"
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"math/big"
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)
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type RosettaLogItem struct {
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IsSuccess bool
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Reverted bool
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OP vm.OpCode
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Depth []int
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From common.Address
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To common.Address
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Value *big.Int
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}
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type RosettaBlockTracer struct {
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*ParityBlockTracer
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logs []*RosettaLogItem
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}
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func (rbt *RosettaBlockTracer) formatAction(depth []int, parentErr error, ac *action) *RosettaLogItem {
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val := ac.value
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if val == nil {
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val = big.NewInt(0)
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}
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return &RosettaLogItem{
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IsSuccess: ac.err == nil,
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Reverted: !(parentErr == nil && ac.err == nil),
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OP: ac.op,
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Depth: depth,
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From: ac.from,
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To: ac.to,
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Value: val,
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}
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}
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func (rbt *RosettaBlockTracer) AddRosettaLog(op vm.OpCode, from, to common.Address, val *big.Int) {
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rbt.logs = append(rbt.logs, &RosettaLogItem{
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IsSuccess: true,
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Reverted: false,
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OP: op,
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Depth: make([]int, 0),
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From: from,
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To: to,
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Value: val,
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})
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}
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func (rbt *RosettaBlockTracer) GetResult() ([]*RosettaLogItem, error) {
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root := &rbt.action
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var results = make([]*RosettaLogItem, 0)
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var err error
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var finalize func(ac *action, parentErr error, traceAddress []int)
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finalize = func(ac *action, parentErr error, traceAddress []int) {
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results = append(results, rbt.formatAction(traceAddress, parentErr, ac))
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nextErr := parentErr
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if ac.err != nil {
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nextErr = ac.err
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}
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for i, subAc := range ac.subCalls {
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finalize(subAc, nextErr, append(traceAddress[:], i))
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}
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}
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traceAddress := make([]int, 0)
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for i, subAc := range root.subCalls {
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finalize(subAc, root.err, append(traceAddress[:], i))
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}
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return results, err
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}
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