CLI migrate command follow-up: decode & re-encode
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| package v040 | ||
|
There was a problem hiding this comment. I'll pay a beer to anyone who tells me if there's a way to make this boilerplate code shorter (esp the 5 for loops and some inner loops...) There was a problem hiding this comment. You may be able to just amino JSON encode and decode from one version to the next. If there were no other changes, the amino JSON should be the same. |
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| import ( | ||
| sdk "github.com/cosmos/cosmos-sdk/types" | ||
| v038staking "github.com/cosmos/cosmos-sdk/x/staking/legacy/v038" | ||
| v040staking "github.com/cosmos/cosmos-sdk/x/staking/types" | ||
| ) | ||
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| // Migrate accepts exported v0.38 x/staking genesis state and migrates it to | ||
| // v0.40 x/staking genesis state. The migration includes: | ||
| // | ||
| // - Re-encode in v0.40 GenesisState | ||
| func Migrate(stakingState v038staking.GenesisState) *v040staking.GenesisState { | ||
| newLastValidatorPowers := make([]v040staking.LastValidatorPower, len(stakingState.LastValidatorPowers)) | ||
| for i, oldLastValidatorPower := range stakingState.LastValidatorPowers { | ||
| newLastValidatorPowers[i] = v040staking.LastValidatorPower{ | ||
| Address: oldLastValidatorPower.Address.String(), | ||
| Power: oldLastValidatorPower.Power, | ||
| } | ||
| } | ||
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| newValidators := make([]v040staking.Validator, len(stakingState.Validators)) | ||
| for i, oldValidator := range stakingState.Validators { | ||
| newValidators[i] = v040staking.Validator{ | ||
| OperatorAddress: oldValidator.OperatorAddress.String(), | ||
| ConsensusPubkey: sdk.MustBech32ifyPubKey(sdk.Bech32PubKeyTypeConsPub, oldValidator.ConsPubKey), | ||
| Jailed: oldValidator.Jailed, | ||
| Status: oldValidator.Status, | ||
| Tokens: oldValidator.Tokens, | ||
| DelegatorShares: oldValidator.DelegatorShares, | ||
| Description: v040staking.Description{ | ||
| Moniker: oldValidator.Description.Moniker, | ||
| Identity: oldValidator.Description.Identity, | ||
| Website: oldValidator.Description.Website, | ||
| SecurityContact: oldValidator.Description.SecurityContact, | ||
| Details: oldValidator.Description.Details, | ||
| }, | ||
| UnbondingHeight: oldValidator.UnbondingHeight, | ||
| UnbondingTime: oldValidator.UnbondingCompletionTime, | ||
| Commission: v040staking.Commission{ | ||
| CommissionRates: v040staking.CommissionRates{ | ||
| Rate: oldValidator.Commission.Rate, | ||
| MaxRate: oldValidator.Commission.MaxRate, | ||
| MaxChangeRate: oldValidator.Commission.MaxChangeRate, | ||
| }, | ||
| UpdateTime: oldValidator.Commission.UpdateTime, | ||
| }, | ||
| MinSelfDelegation: oldValidator.MinSelfDelegation, | ||
| } | ||
| } | ||
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| newDelegations := make([]v040staking.Delegation, len(stakingState.Delegations)) | ||
| for i, oldDelegation := range stakingState.Delegations { | ||
| newDelegations[i] = v040staking.Delegation{ | ||
| DelegatorAddress: oldDelegation.DelegatorAddress.String(), | ||
| ValidatorAddress: oldDelegation.ValidatorAddress.String(), | ||
| Shares: oldDelegation.Shares, | ||
| } | ||
| } | ||
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| newUnbondingDelegations := make([]v040staking.UnbondingDelegation, len(stakingState.UnbondingDelegations)) | ||
| for i, oldUnbondingDelegation := range stakingState.UnbondingDelegations { | ||
| newEntries := make([]v040staking.UnbondingDelegationEntry, len(oldUnbondingDelegation.Entries)) | ||
| for j, oldEntry := range oldUnbondingDelegation.Entries { | ||
| newEntries[j] = v040staking.UnbondingDelegationEntry{ | ||
| CreationHeight: oldEntry.CreationHeight, | ||
| CompletionTime: oldEntry.CompletionTime, | ||
| InitialBalance: oldEntry.InitialBalance, | ||
| Balance: oldEntry.Balance, | ||
| } | ||
| } | ||
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| newUnbondingDelegations[i] = v040staking.UnbondingDelegation{ | ||
| DelegatorAddress: oldUnbondingDelegation.DelegatorAddress.String(), | ||
| ValidatorAddress: oldUnbondingDelegation.ValidatorAddress.String(), | ||
| Entries: newEntries, | ||
| } | ||
| } | ||
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| newRedelegations := make([]v040staking.Redelegation, len(stakingState.Redelegations)) | ||
| for i, oldRedelegation := range stakingState.Redelegations { | ||
| newEntries := make([]v040staking.RedelegationEntry, len(oldRedelegation.Entries)) | ||
| for j, oldEntry := range oldRedelegation.Entries { | ||
| newEntries[j] = v040staking.RedelegationEntry{ | ||
| CreationHeight: oldEntry.CreationHeight, | ||
| CompletionTime: oldEntry.CompletionTime, | ||
| InitialBalance: oldEntry.InitialBalance, | ||
| SharesDst: oldEntry.SharesDst, | ||
| } | ||
| } | ||
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| newRedelegations[i] = v040staking.Redelegation{ | ||
| DelegatorAddress: oldRedelegation.DelegatorAddress.String(), | ||
| ValidatorSrcAddress: oldRedelegation.ValidatorSrcAddress.String(), | ||
| ValidatorDstAddress: oldRedelegation.ValidatorDstAddress.String(), | ||
| Entries: newEntries, | ||
| } | ||
| } | ||
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| return &v040staking.GenesisState{ | ||
| Params: v040staking.Params{ | ||
| UnbondingTime: stakingState.Params.UnbondingTime, | ||
| MaxValidators: uint32(stakingState.Params.MaxValidators), | ||
| MaxEntries: uint32(stakingState.Params.MaxEntries), | ||
| HistoricalEntries: uint32(stakingState.Params.HistoricalEntries), | ||
| BondDenom: stakingState.Params.BondDenom, | ||
| }, | ||
| LastTotalPower: stakingState.LastTotalPower, | ||
| LastValidatorPowers: newLastValidatorPowers, | ||
| Validators: newValidators, | ||
| Delegations: newDelegations, | ||
| UnbondingDelegations: newUnbondingDelegations, | ||
| Redelegations: newRedelegations, | ||
| Exported: stakingState.Exported, | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| package v040 | ||
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| // Default parameter values | ||
| const ( | ||
| ModuleName = "staking" | ||
| ) |
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Fixing a 0.36->0.38 migration here