41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
package v047
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import (
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"github.com/cosmos/cosmos-sdk/client"
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bankv4 "github.com/cosmos/cosmos-sdk/x/bank/migrations/v4"
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banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
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"github.com/cosmos/cosmos-sdk/x/genutil/types"
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v4gov "github.com/cosmos/cosmos-sdk/x/gov/migrations/v4"
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v1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
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)
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// Migrate migrates exported state from v0.46 to a v0.47 genesis state.
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func Migrate(appState types.AppMap, clientCtx client.Context) types.AppMap {
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// Migrate x/bank.
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bankState := appState[banktypes.ModuleName]
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if len(bankState) > 0 {
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var oldBankState *banktypes.GenesisState
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clientCtx.Codec.MustUnmarshalJSON(bankState, oldBankState)
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newBankState := bankv4.MigrateGenState(oldBankState)
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appState[banktypes.ModuleName] = clientCtx.Codec.MustMarshalJSON(newBankState)
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}
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if govOldState, ok := appState[v4gov.ModuleName]; ok {
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// unmarshal relative source genesis application state
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var old v1.GenesisState
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clientCtx.Codec.MustUnmarshalJSON(govOldState, &old)
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// delete deprecated x/gov genesis state
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delete(appState, v4gov.ModuleName)
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// set the x/gov genesis state with new state.
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new, err := v4gov.MigrateJSON(&old)
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if err != nil {
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panic(err)
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}
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appState[v4gov.ModuleName] = clientCtx.Codec.MustMarshalJSON(new)
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}
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return appState
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}
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