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migration: Update to UnreleasedTreasury contract (#236)
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* migration: Update to UnreleasedTreasury contract

* Update op-chain-ops/cmd/celo-migrate/state.go

Co-authored-by: Karl Bartel <[email protected]>

* Update op-chain-ops/cmd/celo-migrate/state.go

Co-authored-by: Karl Bartel <[email protected]>

---------

Co-authored-by: Karl Bartel <[email protected]>
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palango and karlb committed Oct 12, 2024
1 parent 910214d commit 7b348e4
Showing 1 changed file with 16 additions and 16 deletions.
32 changes: 16 additions & 16 deletions op-chain-ops/cmd/celo-migrate/state.go
Original file line number Diff line number Diff line change
Expand Up @@ -82,8 +82,8 @@ var (
common.HexToAddress("0xba5Ed099633D3B313e4D5F7bdc1305d3c28ba5Ed"): false,
},
}
distributionScheduleAddressMap = map[uint64]common.Address{
AlfajoresNetworkID: common.HexToAddress("0x78af211ad79bce6bf636640ce8c2c2b29e02365a"),
unreleasedTreasuryAddressMap = map[uint64]common.Address{
AlfajoresNetworkID: common.HexToAddress("0x07bf0b2461A0cb608D5CF9a82ba97dAbA850F79F"),
}
celoTokenAddressMap = map[uint64]common.Address{
AlfajoresNetworkID: addresses.CeloTokenAlfajoresAddress,
Expand Down Expand Up @@ -138,13 +138,13 @@ func applyStateMigrationChanges(config *genesis.DeployConfig, l2Allocs types.Gen
return nil, fmt.Errorf("cannot apply allocations to state: %w", err)
}

// Initialize the distribution schedule contract
// Initialize the unreleased treasury contract
// This uses the original config which won't enable recent hardforks (and things like the PUSH0 opcode)
// This is fine, as the token uses solc 0.5.x and therefore compatible bytecode
err = setupDistributionSchedule(db, cfg)
err = setupUnreleasedTreasury(db, cfg)
if err != nil {
// An error here shouldn't stop the migration, just log it
log.Warn("Error setting up distribution schedule", "error", err)
log.Warn("Error setting up unreleased treasury", "error", err)
}

migrationBlockNumber := new(big.Int).Add(header.Number, common.Big1)
Expand Down Expand Up @@ -365,25 +365,25 @@ func applyAllocsToState(db vm.StateDB, allocs types.GenesisAlloc, allowlist map[
return nil
}

// setupDistributionSchedule sets up the distribution schedule contract with the correct balance
// setupUnreleasedTreasury sets up the unreleased treasury contract with the correct balance
// The balance is set to the difference between the ceiling and the total supply of the token
func setupDistributionSchedule(db *state.StateDB, config *params.ChainConfig) error {
log.Info("Setting up CeloDistributionSchedule balance")
func setupUnreleasedTreasury(db *state.StateDB, config *params.ChainConfig) error {
log.Info("Setting up CeloUnreleasedTreasury balance")

celoDistributionScheduleAddress, exists := distributionScheduleAddressMap[config.ChainID.Uint64()]
celoUnreleasedTreasuryAddress, exists := unreleasedTreasuryAddressMap[config.ChainID.Uint64()]
if !exists {
return errors.New("DistributionSchedule address not configured for this chain, skipping migration step")
return errors.New("CeloUnreleasedTreasury address not configured for this chain, skipping migration step")
}

if !db.Exist(celoDistributionScheduleAddress) {
return errors.New("DistributionSchedule account does not exist, skipping migration step")
if !db.Exist(celoUnreleasedTreasuryAddress) {
return errors.New("CeloUnreleasedTreasury account does not exist, skipping migration step")
}

tokenAddress, exists := celoTokenAddressMap[config.ChainID.Uint64()]
if !exists {
return errors.New("celo token address not configured for this chain, skipping migration step")
}
log.Info("Read contract addresses", "tokenAddress", tokenAddress, "distributionScheduleAddress", celoDistributionScheduleAddress)
log.Info("Read contract addresses", "tokenAddress", tokenAddress, "celoUnreleasedTreasuryAddress", celoUnreleasedTreasuryAddress)

// totalSupply is stored in the third slot
totalSupply := db.GetState(tokenAddress, common.HexToHash("0x02")).Big()
Expand All @@ -401,10 +401,10 @@ func setupDistributionSchedule(db *state.StateDB, config *params.ChainConfig) er

balance := new(uint256.Int).Sub(ceiling, supplyU256)
// Don't discard existing balance of the account
balance = new(uint256.Int).Add(balance, db.GetBalance(celoDistributionScheduleAddress))
db.SetBalance(celoDistributionScheduleAddress, balance, tracing.BalanceChangeUnspecified)
balance = new(uint256.Int).Add(balance, db.GetBalance(celoUnreleasedTreasuryAddress))
db.SetBalance(celoUnreleasedTreasuryAddress, balance, tracing.BalanceChangeUnspecified)

log.Info("Set up CeloDistributionSchedule balance", "distributionScheduleAddress", celoDistributionScheduleAddress, "balance", balance, "total_supply", supplyU256, "ceiling", ceiling)
log.Info("Set up CeloUnreleasedTreasury balance", "celoUnreleasedTreasuryAddress", celoUnreleasedTreasuryAddress, "balance", balance, "total_supply", supplyU256, "ceiling", ceiling)
return nil
}

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