hermez-node/eth/wdelayer.go
eth/wdelayer.goRaw
1package eth
2
3import (
4 "context"
5 "fmt"
6 "math/big"
7 "strings"
8
9 "github.com/ethereum/go-ethereum"
10 "github.com/ethereum/go-ethereum/accounts/abi"
11 "github.com/ethereum/go-ethereum/accounts/abi/bind"
12 ethCommon "github.com/ethereum/go-ethereum/common"
13 "github.com/ethereum/go-ethereum/core/types"
14 "github.com/ethereum/go-ethereum/crypto"
15 "github.com/ethereum/go-ethereum/ethclient"
16 "github.com/hermeznetwork/hermez-node/common"
17 WithdrawalDelayer "github.com/hermeznetwork/hermez-node/eth/contracts/withdrawdelayer"
18 "github.com/hermeznetwork/hermez-node/log"
19 "github.com/hermeznetwork/tracerr"
20)
21
22// DepositState is the state of Deposit
23type DepositState struct {
24 Amount *big.Int
25 DepositTimestamp uint64
26}
27
28// WDelayerEventInitialize is the InitializeWithdrawalDelayerEvent event of the
29// Smart Contract
30type WDelayerEventInitialize struct {
31 InitialWithdrawalDelay uint64
32 InitialHermezGovernanceAddress ethCommon.Address
33 InitialEmergencyCouncil ethCommon.Address
34}
35
36// WDelayerVariables returns the WDelayerVariables from the initialize event
37func (ei *WDelayerEventInitialize) WDelayerVariables() *common.WDelayerVariables {
38 return &common.WDelayerVariables{
39 EthBlockNum: 0,
40 HermezGovernanceAddress: ei.InitialHermezGovernanceAddress,
41 EmergencyCouncilAddress: ei.InitialEmergencyCouncil,
42 WithdrawalDelay: ei.InitialWithdrawalDelay,
43 EmergencyModeStartingBlock: 0,
44 EmergencyMode: false,
45 }
46}
47
48// WDelayerEventDeposit is an event of the WithdrawalDelayer Smart Contract
49type WDelayerEventDeposit struct {
50 Owner ethCommon.Address
51 Token ethCommon.Address
52 Amount *big.Int
53 DepositTimestamp uint64
54 TxHash ethCommon.Hash // Hash of the transaction that generated this event
55}
56
57// WDelayerEventWithdraw is an event of the WithdrawalDelayer Smart Contract
58type WDelayerEventWithdraw struct {
59 Owner ethCommon.Address
60 Token ethCommon.Address
61 Amount *big.Int
62}
63
64// WDelayerEventEmergencyModeEnabled an event of the WithdrawalDelayer Smart Contract
65type WDelayerEventEmergencyModeEnabled struct {
66}
67
68// WDelayerEventNewWithdrawalDelay an event of the WithdrawalDelayer Smart Contract
69type WDelayerEventNewWithdrawalDelay struct {
70 WithdrawalDelay uint64
71}
72
73// WDelayerEventEscapeHatchWithdrawal an event of the WithdrawalDelayer Smart Contract
74type WDelayerEventEscapeHatchWithdrawal struct {
75 Who ethCommon.Address
76 To ethCommon.Address
77 Token ethCommon.Address
78 Amount *big.Int
79}
80
81// WDelayerEventNewEmergencyCouncil an event of the WithdrawalDelayer Smart Contract
82type WDelayerEventNewEmergencyCouncil struct {
83 NewEmergencyCouncil ethCommon.Address
84}
85
86// WDelayerEventNewHermezGovernanceAddress an event of the WithdrawalDelayer Smart Contract
87type WDelayerEventNewHermezGovernanceAddress struct {
88 NewHermezGovernanceAddress ethCommon.Address
89}
90
91// WDelayerEvents is the lis of events in a block of the WithdrawalDelayer Smart Contract
92type WDelayerEvents struct {
93 Deposit []WDelayerEventDeposit
94 Withdraw []WDelayerEventWithdraw
95 EmergencyModeEnabled []WDelayerEventEmergencyModeEnabled
96 NewWithdrawalDelay []WDelayerEventNewWithdrawalDelay
97 EscapeHatchWithdrawal []WDelayerEventEscapeHatchWithdrawal
98 NewEmergencyCouncil []WDelayerEventNewEmergencyCouncil
99 NewHermezGovernanceAddress []WDelayerEventNewHermezGovernanceAddress
100}
101
102// NewWDelayerEvents creates an empty WDelayerEvents with the slices initialized.
103func NewWDelayerEvents() WDelayerEvents {
104 return WDelayerEvents{
105 Deposit: make([]WDelayerEventDeposit, 0),
106 Withdraw: make([]WDelayerEventWithdraw, 0),
107 EmergencyModeEnabled: make([]WDelayerEventEmergencyModeEnabled, 0),
108 NewWithdrawalDelay: make([]WDelayerEventNewWithdrawalDelay, 0),
109 EscapeHatchWithdrawal: make([]WDelayerEventEscapeHatchWithdrawal, 0),
110 NewEmergencyCouncil: make([]WDelayerEventNewEmergencyCouncil, 0),
111 NewHermezGovernanceAddress: make([]WDelayerEventNewHermezGovernanceAddress, 0),
112 }
113}
114
115// WDelayerInterface is the inteface to WithdrawalDelayer Smart Contract
116type WDelayerInterface interface {
117 //
118 // Smart Contract Methods
119 //
120
121 WDelayerGetHermezGovernanceAddress() (*ethCommon.Address, error)
122 WDelayerTransferGovernance(newAddress ethCommon.Address) (*types.Transaction, error)
123 WDelayerClaimGovernance() (*types.Transaction, error)
124 WDelayerGetEmergencyCouncil() (*ethCommon.Address, error)
125 WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (*types.Transaction, error)
126 WDelayerClaimEmergencyCouncil() (*types.Transaction, error)
127 WDelayerIsEmergencyMode() (bool, error)
128 WDelayerGetWithdrawalDelay() (int64, error)
129 WDelayerGetEmergencyModeStartingTime() (int64, error)
130 WDelayerEnableEmergencyMode() (*types.Transaction, error)
131 WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (*types.Transaction, error)
132 WDelayerDepositInfo(owner, token ethCommon.Address) (depositInfo DepositState, err error)
133 WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int) (*types.Transaction, error)
134 WDelayerWithdrawal(owner, token ethCommon.Address) (*types.Transaction, error)
135 WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (*types.Transaction, error)
136
137 WDelayerEventsByBlock(blockNum int64) (*WDelayerEvents, *ethCommon.Hash, error)
138 WDelayerConstants() (*common.WDelayerConstants, error)
139 WDelayerEventInit() (*WDelayerEventInitialize, int64, error)
140}
141
142//
143// Implementation
144//
145
146// WDelayerClient is the implementation of the interface to the WithdrawDelayer Smart Contract in ethereum.
147type WDelayerClient struct {
148 client *EthereumClient
149 address ethCommon.Address
150 wdelayer *WithdrawalDelayer.WithdrawalDelayer
151 contractAbi abi.ABI
152 opts *bind.CallOpts
153}
154
155// NewWDelayerClient creates a new WDelayerClient
156func NewWDelayerClient(client *EthereumClient, address ethCommon.Address) (*WDelayerClient, error) {
157 contractAbi, err := abi.JSON(strings.NewReader(string(WithdrawalDelayer.WithdrawalDelayerABI)))
158 if err != nil {
159 return nil, tracerr.Wrap(err)
160 }
161 wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(address, client.Client())
162 if err != nil {
163 return nil, tracerr.Wrap(err)
164 }
165 return &WDelayerClient{
166 client: client,
167 address: address,
168 wdelayer: wdelayer,
169 contractAbi: contractAbi,
170 opts: newCallOpts(),
171 }, nil
172}
173
174// WDelayerGetHermezGovernanceAddress is the interface to call the smart contract function
175func (c *WDelayerClient) WDelayerGetHermezGovernanceAddress() (hermezGovernanceAddress *ethCommon.Address, err error) {
176 var _hermezGovernanceAddress ethCommon.Address
177 if err := c.client.Call(func(ec *ethclient.Client) error {
178 _hermezGovernanceAddress, err = c.wdelayer.GetHermezGovernanceAddress(c.opts)
179 return tracerr.Wrap(err)
180 }); err != nil {
181 return nil, tracerr.Wrap(err)
182 }
183 return &_hermezGovernanceAddress, nil
184}
185
186// WDelayerTransferGovernance is the interface to call the smart contract function
187func (c *WDelayerClient) WDelayerTransferGovernance(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
188 if tx, err = c.client.CallAuth(
189 0,
190 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
191 return c.wdelayer.TransferGovernance(auth, newAddress)
192 },
193 ); err != nil {
194 return nil, tracerr.Wrap(fmt.Errorf("Failed transfer hermezGovernanceAddress: %w", err))
195 }
196 return tx, nil
197}
198
199// WDelayerClaimGovernance is the interface to call the smart contract function
200func (c *WDelayerClient) WDelayerClaimGovernance() (tx *types.Transaction, err error) {
201 if tx, err = c.client.CallAuth(
202 0,
203 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
204 return c.wdelayer.ClaimGovernance(auth)
205 },
206 ); err != nil {
207 return nil, tracerr.Wrap(fmt.Errorf("Failed claim hermezGovernanceAddress: %w", err))
208 }
209 return tx, nil
210}
211
212// WDelayerGetEmergencyCouncil is the interface to call the smart contract function
213func (c *WDelayerClient) WDelayerGetEmergencyCouncil() (emergencyCouncilAddress *ethCommon.Address, err error) {
214 var _emergencyCouncilAddress ethCommon.Address
215 if err := c.client.Call(func(ec *ethclient.Client) error {
216 _emergencyCouncilAddress, err = c.wdelayer.GetEmergencyCouncil(c.opts)
217 return tracerr.Wrap(err)
218 }); err != nil {
219 return nil, tracerr.Wrap(err)
220 }
221 return &_emergencyCouncilAddress, nil
222}
223
224// WDelayerTransferEmergencyCouncil is the interface to call the smart contract function
225func (c *WDelayerClient) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
226 if tx, err = c.client.CallAuth(
227 0,
228 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
229 return c.wdelayer.TransferEmergencyCouncil(auth, newAddress)
230 },
231 ); err != nil {
232 return nil, tracerr.Wrap(fmt.Errorf("Failed transfer EmergencyCouncil: %w", err))
233 }
234 return tx, nil
235}
236
237// WDelayerClaimEmergencyCouncil is the interface to call the smart contract function
238func (c *WDelayerClient) WDelayerClaimEmergencyCouncil() (tx *types.Transaction, err error) {
239 if tx, err = c.client.CallAuth(
240 0,
241 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
242 return c.wdelayer.ClaimEmergencyCouncil(auth)
243 },
244 ); err != nil {
245 return nil, tracerr.Wrap(fmt.Errorf("Failed claim EmergencyCouncil: %w", err))
246 }
247 return tx, nil
248}
249
250// WDelayerIsEmergencyMode is the interface to call the smart contract function
251func (c *WDelayerClient) WDelayerIsEmergencyMode() (ermergencyMode bool, err error) {
252 if err := c.client.Call(func(ec *ethclient.Client) error {
253 ermergencyMode, err = c.wdelayer.IsEmergencyMode(c.opts)
254 return tracerr.Wrap(err)
255 }); err != nil {
256 return false, tracerr.Wrap(err)
257 }
258 return ermergencyMode, nil
259}
260
261// WDelayerGetWithdrawalDelay is the interface to call the smart contract function
262func (c *WDelayerClient) WDelayerGetWithdrawalDelay() (withdrawalDelay int64, err error) {
263 var _withdrawalDelay uint64
264 if err := c.client.Call(func(ec *ethclient.Client) error {
265 _withdrawalDelay, err = c.wdelayer.GetWithdrawalDelay(c.opts)
266 return tracerr.Wrap(err)
267 }); err != nil {
268 return 0, tracerr.Wrap(err)
269 }
270 return int64(_withdrawalDelay), nil
271}
272
273// WDelayerGetEmergencyModeStartingTime is the interface to call the smart contract function
274func (c *WDelayerClient) WDelayerGetEmergencyModeStartingTime() (emergencyModeStartingTime int64, err error) {
275 var _emergencyModeStartingTime uint64
276 if err := c.client.Call(func(ec *ethclient.Client) error {
277 _emergencyModeStartingTime, err = c.wdelayer.GetEmergencyModeStartingTime(c.opts)
278 return tracerr.Wrap(err)
279 }); err != nil {
280 return 0, tracerr.Wrap(err)
281 }
282 return int64(_emergencyModeStartingTime), nil
283}
284
285// WDelayerEnableEmergencyMode is the interface to call the smart contract function
286func (c *WDelayerClient) WDelayerEnableEmergencyMode() (tx *types.Transaction, err error) {
287 if tx, err = c.client.CallAuth(
288 0,
289 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
290 return c.wdelayer.EnableEmergencyMode(auth)
291 },
292 ); err != nil {
293 return nil, tracerr.Wrap(fmt.Errorf("Failed setting enable emergency mode: %w", err))
294 }
295 return tx, nil
296}
297
298// WDelayerChangeWithdrawalDelay is the interface to call the smart contract function
299func (c *WDelayerClient) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (tx *types.Transaction, err error) {
300 if tx, err = c.client.CallAuth(
301 0,
302 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
303 return c.wdelayer.ChangeWithdrawalDelay(auth, newWithdrawalDelay)
304 },
305 ); err != nil {
306 return nil, tracerr.Wrap(fmt.Errorf("Failed setting withdrawal delay: %w", err))
307 }
308 return tx, nil
309}
310
311// WDelayerDepositInfo is the interface to call the smart contract function
312func (c *WDelayerClient) WDelayerDepositInfo(owner, token ethCommon.Address) (depositInfo DepositState, err error) {
313 if err := c.client.Call(func(ec *ethclient.Client) error {
314 amount, depositTimestamp, err := c.wdelayer.DepositInfo(c.opts, owner, token)
315 depositInfo.Amount = amount
316 depositInfo.DepositTimestamp = depositTimestamp
317 return tracerr.Wrap(err)
318 }); err != nil {
319 return depositInfo, tracerr.Wrap(err)
320 }
321 return depositInfo, nil
322}
323
324// WDelayerDeposit is the interface to call the smart contract function
325func (c *WDelayerClient) WDelayerDeposit(owner, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
326 if tx, err = c.client.CallAuth(
327 0,
328 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
329 return c.wdelayer.Deposit(auth, owner, token, amount)
330 },
331 ); err != nil {
332 return nil, tracerr.Wrap(fmt.Errorf("Failed deposit: %w", err))
333 }
334 return tx, nil
335}
336
337// WDelayerWithdrawal is the interface to call the smart contract function
338func (c *WDelayerClient) WDelayerWithdrawal(owner, token ethCommon.Address) (tx *types.Transaction, err error) {
339 if tx, err = c.client.CallAuth(
340 0,
341 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
342 return c.wdelayer.Withdrawal(auth, owner, token)
343 },
344 ); err != nil {
345 return nil, tracerr.Wrap(fmt.Errorf("Failed withdrawal: %w", err))
346 }
347 return tx, nil
348}
349
350// WDelayerEscapeHatchWithdrawal is the interface to call the smart contract function
351func (c *WDelayerClient) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address, amount *big.Int) (tx *types.Transaction, err error) {
352 if tx, err = c.client.CallAuth(
353 0,
354 func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
355 return c.wdelayer.EscapeHatchWithdrawal(auth, to, token, amount)
356 },
357 ); err != nil {
358 return nil, tracerr.Wrap(fmt.Errorf("Failed escapeHatchWithdrawal: %w", err))
359 }
360 return tx, nil
361}
362
363// WDelayerConstants returns the Constants of the WDelayer Smart Contract
364func (c *WDelayerClient) WDelayerConstants() (constants *common.WDelayerConstants, err error) {
365 constants = new(common.WDelayerConstants)
366 if err := c.client.Call(func(ec *ethclient.Client) error {
367 constants.MaxWithdrawalDelay, err = c.wdelayer.MAXWITHDRAWALDELAY(c.opts)
368 if err != nil {
369 return tracerr.Wrap(err)
370 }
371 constants.MaxEmergencyModeTime, err = c.wdelayer.MAXEMERGENCYMODETIME(c.opts)
372 if err != nil {
373 return tracerr.Wrap(err)
374 }
375 constants.HermezRollup, err = c.wdelayer.HermezRollupAddress(c.opts)
376 if err != nil {
377 return tracerr.Wrap(err)
378 }
379 return tracerr.Wrap(err)
380 }); err != nil {
381 return constants, tracerr.Wrap(err)
382 }
383 return constants, nil
384}
385
386var (
387 logWDelayerDeposit = crypto.Keccak256Hash([]byte("Deposit(address,address,uint192,uint64)"))
388 logWDelayerWithdraw = crypto.Keccak256Hash([]byte("Withdraw(address,address,uint192)"))
389 logWDelayerEmergencyModeEnabled = crypto.Keccak256Hash([]byte("EmergencyModeEnabled()"))
390 logWDelayerNewWithdrawalDelay = crypto.Keccak256Hash([]byte("NewWithdrawalDelay(uint64)"))
391 logWDelayerEscapeHatchWithdrawal = crypto.Keccak256Hash([]byte("EscapeHatchWithdrawal(address,address,address,uint256)"))
392 logWDelayerNewEmergencyCouncil = crypto.Keccak256Hash([]byte("NewEmergencyCouncil(address)"))
393 logWDelayerNewHermezGovernanceAddress = crypto.Keccak256Hash([]byte("NewHermezGovernanceAddress(address)"))
394 logWDelayerInitialize = crypto.Keccak256Hash([]byte(
395 "InitializeWithdrawalDelayerEvent(uint64,address,address)"))
396)
397
398// WDelayerEventInit returns the initialize event with its corresponding block number
399func (c *WDelayerClient) WDelayerEventInit() (*WDelayerEventInitialize, int64, error) {
400 query := ethereum.FilterQuery{
401 Addresses: []ethCommon.Address{
402 c.address,
403 },
404 Topics: [][]ethCommon.Hash{{logWDelayerInitialize}},
405 }
406 logs, err := c.client.client.FilterLogs(context.Background(), query)
407 if err != nil {
408 return nil, 0, tracerr.Wrap(err)
409 }
410 if len(logs) != 1 {
411 return nil, 0, tracerr.Wrap(fmt.Errorf("no event of type InitializeWithdrawalDelayerEvent found"))
412 }
413 vLog := logs[0]
414 if vLog.Topics[0] != logWDelayerInitialize {
415 return nil, 0, tracerr.Wrap(fmt.Errorf("event is not InitializeWithdrawalDelayerEvent"))
416 }
417
418 var wDelayerInit WDelayerEventInitialize
419 if err := c.contractAbi.UnpackIntoInterface(&wDelayerInit, "InitializeWithdrawalDelayerEvent",
420 vLog.Data); err != nil {
421 return nil, 0, tracerr.Wrap(err)
422 }
423 return &wDelayerInit, int64(vLog.BlockNumber), tracerr.Wrap(err)
424}
425
426// WDelayerEventsByBlock returns the events in a block that happened in the
427// WDelayer Smart Contract and the blockHash where the eents happened. If
428// there are no events in that block, blockHash is nil.
429func (c *WDelayerClient) WDelayerEventsByBlock(blockNum int64) (*WDelayerEvents, *ethCommon.Hash, error) {
430 var wdelayerEvents WDelayerEvents
431 var blockHash *ethCommon.Hash
432
433 query := ethereum.FilterQuery{
434 FromBlock: big.NewInt(blockNum),
435 ToBlock: big.NewInt(blockNum),
436 Addresses: []ethCommon.Address{
437 c.address,
438 },
439 BlockHash: nil,
440 Topics: [][]ethCommon.Hash{},
441 }
442
443 logs, err := c.client.client.FilterLogs(context.Background(), query)
444 if err != nil {
445 return nil, nil, tracerr.Wrap(err)
446 }
447 if len(logs) > 0 {
448 blockHash = &logs[0].BlockHash
449 }
450 for _, vLog := range logs {
451 if vLog.BlockHash != *blockHash {
452 log.Errorw("Block hash mismatch", "expected", blockHash.String(), "got", vLog.BlockHash.String())
453 return nil, nil, tracerr.Wrap(ErrBlockHashMismatchEvent)
454 }
455 switch vLog.Topics[0] {
456 case logWDelayerDeposit:
457 var deposit WDelayerEventDeposit
458 err := c.contractAbi.UnpackIntoInterface(&deposit, "Deposit", vLog.Data)
459 if err != nil {
460 return nil, nil, tracerr.Wrap(err)
461 }
462 deposit.Owner = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
463 deposit.Token = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
464 deposit.TxHash = vLog.TxHash
465 wdelayerEvents.Deposit = append(wdelayerEvents.Deposit, deposit)
466
467 case logWDelayerWithdraw:
468 var withdraw WDelayerEventWithdraw
469 err := c.contractAbi.UnpackIntoInterface(&withdraw, "Withdraw", vLog.Data)
470 if err != nil {
471 return nil, nil, tracerr.Wrap(err)
472 }
473 withdraw.Token = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
474 withdraw.Owner = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
475 wdelayerEvents.Withdraw = append(wdelayerEvents.Withdraw, withdraw)
476
477 case logWDelayerEmergencyModeEnabled:
478 var emergencyModeEnabled WDelayerEventEmergencyModeEnabled
479 wdelayerEvents.EmergencyModeEnabled = append(wdelayerEvents.EmergencyModeEnabled, emergencyModeEnabled)
480
481 case logWDelayerNewWithdrawalDelay:
482 var withdrawalDelay WDelayerEventNewWithdrawalDelay
483 err := c.contractAbi.UnpackIntoInterface(&withdrawalDelay, "NewWithdrawalDelay", vLog.Data)
484 if err != nil {
485 return nil, nil, tracerr.Wrap(err)
486 }
487 wdelayerEvents.NewWithdrawalDelay = append(wdelayerEvents.NewWithdrawalDelay, withdrawalDelay)
488
489 case logWDelayerEscapeHatchWithdrawal:
490 var escapeHatchWithdrawal WDelayerEventEscapeHatchWithdrawal
491 err := c.contractAbi.UnpackIntoInterface(&escapeHatchWithdrawal, "EscapeHatchWithdrawal", vLog.Data)
492 if err != nil {
493 return nil, nil, tracerr.Wrap(err)
494 }
495 escapeHatchWithdrawal.Who = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
496 escapeHatchWithdrawal.To = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
497 escapeHatchWithdrawal.Token = ethCommon.BytesToAddress(vLog.Topics[3].Bytes())
498 wdelayerEvents.EscapeHatchWithdrawal = append(wdelayerEvents.EscapeHatchWithdrawal, escapeHatchWithdrawal)
499
500 case logWDelayerNewEmergencyCouncil:
501 var emergencyCouncil WDelayerEventNewEmergencyCouncil
502 err := c.contractAbi.UnpackIntoInterface(&emergencyCouncil, "NewEmergencyCouncil", vLog.Data)
503 if err != nil {
504 return nil, nil, tracerr.Wrap(err)
505 }
506 wdelayerEvents.NewEmergencyCouncil = append(wdelayerEvents.NewEmergencyCouncil, emergencyCouncil)
507
508 case logWDelayerNewHermezGovernanceAddress:
509 var governanceAddress WDelayerEventNewHermezGovernanceAddress
510 err := c.contractAbi.UnpackIntoInterface(&governanceAddress, "NewHermezGovernanceAddress", vLog.Data)
511 if err != nil {
512 return nil, nil, tracerr.Wrap(err)
513 }
514 wdelayerEvents.NewHermezGovernanceAddress = append(wdelayerEvents.NewHermezGovernanceAddress, governanceAddress)
515 }
516 }
517 return &wdelayerEvents, blockHash, nil
518}