likhita-809
c91f3b2651
<!-- The default pull request template is for types feat, fix, or refactor. For other templates, add one of the following parameters to the url: - template=docs.md - template=other.md --> ## Description Closes: #8700 <!-- Add a description of the changes that this PR introduces and the files that are the most critical to review. --> --- ### Author Checklist *All items are required. Please add a note to the item if the item is not applicable and please add links to any relevant follow up issues.* I have... - [x] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [x] added `!` to the type prefix if API or client breaking change - [x] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#pr-targeting)) - [x] provided a link to the relevant issue or specification - [x] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/master/docs/building-modules) - [x] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#testing) - [x] added a changelog entry to `CHANGELOG.md` - [x] included comments for [documenting Go code](https://blog.golang.org/godoc) - [x] updated the relevant documentation or specification - [ ] reviewed "Files changed" and left comments if necessary - [ ] confirmed all CI checks have passed ### Reviewers Checklist *All items are required. Please add a note if the item is not applicable and please add your handle next to the items reviewed if you only reviewed selected items.* I have... - [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [ ] confirmed `!` in the type prefix if API or client breaking change - [ ] confirmed all author checklist items have been addressed - [ ] reviewed state machine logic - [ ] reviewed API design and naming - [ ] reviewed documentation is accurate - [ ] reviewed tests and test coverage - [ ] manually tested (if applicable)
65 lines
2.7 KiB
Go
65 lines
2.7 KiB
Go
package v040
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import (
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"sort"
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v039slashing "github.com/cosmos/cosmos-sdk/x/slashing/migrations/v039"
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v040slashing "github.com/cosmos/cosmos-sdk/x/slashing/types"
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)
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// Migrate accepts exported x/slashing genesis state from v0.39 and migrates it
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// to v0.40 x/slashing genesis state. The migration includes:
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//
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// - Chaning SigningInfos and MissedBlocks from map to array.
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// - Convert addresses from bytes to bech32 strings.
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// - Re-encode in v0.40 GenesisState.
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func Migrate(oldGenState v039slashing.GenesisState) *v040slashing.GenesisState {
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// Note that the two following `for` loop over a map's keys, so are not
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// deterministic.
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var newSigningInfos = make([]v040slashing.SigningInfo, 0, len(oldGenState.SigningInfos))
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for address, signingInfo := range oldGenState.SigningInfos {
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newSigningInfos = append(newSigningInfos, v040slashing.SigningInfo{
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Address: address,
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ValidatorSigningInfo: v040slashing.ValidatorSigningInfo{
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Address: signingInfo.Address.String(),
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StartHeight: signingInfo.StartHeight,
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IndexOffset: signingInfo.IndexOffset,
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JailedUntil: signingInfo.JailedUntil,
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Tombstoned: signingInfo.Tombstoned,
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MissedBlocksCounter: signingInfo.MissedBlocksCounter,
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},
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})
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}
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var newValidatorMissedBlocks = make([]v040slashing.ValidatorMissedBlocks, 0, len(oldGenState.MissedBlocks))
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for address, validatorMissedBlocks := range oldGenState.MissedBlocks {
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var newMissedBlocks = make([]v040slashing.MissedBlock, len(validatorMissedBlocks))
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for i, missedBlock := range validatorMissedBlocks {
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newMissedBlocks[i] = v040slashing.MissedBlock{
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Index: missedBlock.Index,
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Missed: missedBlock.Missed,
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}
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}
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newValidatorMissedBlocks = append(newValidatorMissedBlocks, v040slashing.ValidatorMissedBlocks{
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Address: address,
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MissedBlocks: newMissedBlocks,
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})
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}
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// We sort these two arrays by address, so that we get determinstic states.
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sort.Slice(newSigningInfos, func(i, j int) bool { return newSigningInfos[i].Address < newSigningInfos[j].Address })
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sort.Slice(newValidatorMissedBlocks, func(i, j int) bool { return newValidatorMissedBlocks[i].Address < newValidatorMissedBlocks[j].Address })
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return &v040slashing.GenesisState{
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Params: v040slashing.Params{
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SignedBlocksWindow: oldGenState.Params.SignedBlocksWindow,
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MinSignedPerWindow: oldGenState.Params.MinSignedPerWindow,
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DowntimeJailDuration: oldGenState.Params.DowntimeJailDuration,
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SlashFractionDoubleSign: oldGenState.Params.SlashFractionDoubleSign,
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SlashFractionDowntime: oldGenState.Params.SlashFractionDowntime,
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},
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SigningInfos: newSigningInfos,
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MissedBlocks: newValidatorMissedBlocks,
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}
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}
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