Mukan Erkin Törük
6852832fe8
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42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
package v7
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import (
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"github.com/cosmos/cosmos-sdk/codec"
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genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
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clientv7 "github.com/cosmos/ibc-go/v10/modules/core/02-client/migrations/v7"
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ibcexported "github.com/cosmos/ibc-go/v10/modules/core/exported"
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"github.com/cosmos/ibc-go/v10/modules/core/types"
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)
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// MigrateGenesis accepts an exported IBC client genesis file and migrates it to:
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//
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// - Update solo machine client state protobuf definition (v2 to v3)
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// - Remove all solo machine consensus states
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// - Remove any localhost clients
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func MigrateGenesis(appState genutiltypes.AppMap, cdc codec.ProtoCodecMarshaler) (genutiltypes.AppMap, error) {
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if appState[ibcexported.ModuleName] == nil {
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return appState, nil
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}
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// ensure legacy solo machines types are registered
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clientv7.RegisterInterfaces(cdc.InterfaceRegistry())
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// unmarshal old ibc genesis state
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ibcGenState := &types.GenesisState{}
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cdc.MustUnmarshalJSON(appState[ibcexported.ModuleName], ibcGenState)
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clientGenState, err := clientv7.MigrateGenesis(&ibcGenState.ClientGenesis, cdc)
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if err != nil {
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return nil, err
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}
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ibcGenState.ClientGenesis = *clientGenState
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// delete old genesis state
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delete(appState, ibcexported.ModuleName)
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// set new ibc genesis state
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appState[ibcexported.ModuleName] = cdc.MustMarshalJSON(ibcGenState)
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return appState, nil
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}
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