/
migrate.go
200 lines (162 loc) · 7.93 KB
/
migrate.go
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package v040
import (
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
v039auth "github.com/cosmos/cosmos-sdk/x/auth/legacy/v039"
v040auth "github.com/cosmos/cosmos-sdk/x/auth/legacy/v040"
v036supply "github.com/cosmos/cosmos-sdk/x/bank/legacy/v036"
v038bank "github.com/cosmos/cosmos-sdk/x/bank/legacy/v038"
v040bank "github.com/cosmos/cosmos-sdk/x/bank/legacy/v040"
v039crisis "github.com/cosmos/cosmos-sdk/x/crisis/legacy/v039"
v040crisis "github.com/cosmos/cosmos-sdk/x/crisis/legacy/v040"
v036distr "github.com/cosmos/cosmos-sdk/x/distribution/legacy/v036"
v038distr "github.com/cosmos/cosmos-sdk/x/distribution/legacy/v038"
v040distr "github.com/cosmos/cosmos-sdk/x/distribution/legacy/v040"
v038evidence "github.com/cosmos/cosmos-sdk/x/evidence/legacy/v038"
v040evidence "github.com/cosmos/cosmos-sdk/x/evidence/legacy/v040"
v039genutil "github.com/cosmos/cosmos-sdk/x/genutil/legacy/v039"
"github.com/cosmos/cosmos-sdk/x/genutil/types"
v036gov "github.com/cosmos/cosmos-sdk/x/gov/legacy/v036"
v040gov "github.com/cosmos/cosmos-sdk/x/gov/legacy/v040"
v039mint "github.com/cosmos/cosmos-sdk/x/mint/legacy/v039"
v040mint "github.com/cosmos/cosmos-sdk/x/mint/legacy/v040"
v036params "github.com/cosmos/cosmos-sdk/x/params/legacy/v036"
v039slashing "github.com/cosmos/cosmos-sdk/x/slashing/legacy/v039"
v040slashing "github.com/cosmos/cosmos-sdk/x/slashing/legacy/v040"
v038staking "github.com/cosmos/cosmos-sdk/x/staking/legacy/v038"
v040staking "github.com/cosmos/cosmos-sdk/x/staking/legacy/v040"
v038upgrade "github.com/cosmos/cosmos-sdk/x/upgrade/legacy/v038"
)
func migrateGenutil(oldGenState v039genutil.GenesisState) *types.GenesisState {
return &types.GenesisState{
GenTxs: oldGenState.GenTxs,
}
}
// Migrate migrates exported state from v0.39 to a v0.40 genesis state.
func Migrate(appState types.AppMap, clientCtx client.Context) types.AppMap {
v039Codec := codec.NewLegacyAmino()
v039auth.RegisterLegacyAminoCodec(v039Codec)
v036gov.RegisterLegacyAminoCodec(v039Codec)
v036distr.RegisterLegacyAminoCodec(v039Codec)
v036params.RegisterLegacyAminoCodec(v039Codec)
v038upgrade.RegisterLegacyAminoCodec(v039Codec)
v040Codec := clientCtx.Codec
if appState[v038bank.ModuleName] != nil {
// unmarshal relative source genesis application state
var bankGenState v038bank.GenesisState
v039Codec.MustUnmarshalJSON(appState[v038bank.ModuleName], &bankGenState)
// unmarshal x/auth genesis state to retrieve all account balances
var authGenState v039auth.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039auth.ModuleName], &authGenState)
// unmarshal x/supply genesis state to retrieve total supply
var supplyGenState v036supply.GenesisState
v039Codec.MustUnmarshalJSON(appState[v036supply.ModuleName], &supplyGenState)
// delete deprecated x/bank genesis state
delete(appState, v038bank.ModuleName)
// delete deprecated x/supply genesis state
delete(appState, v036supply.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040bank.ModuleName] = v040Codec.MustMarshalJSON(v040bank.Migrate(bankGenState, authGenState, supplyGenState))
}
// remove balances from existing accounts
if appState[v039auth.ModuleName] != nil {
// unmarshal relative source genesis application state
var authGenState v039auth.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039auth.ModuleName], &authGenState)
// delete deprecated x/auth genesis state
delete(appState, v039auth.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040auth.ModuleName] = v040Codec.MustMarshalJSON(v040auth.Migrate(authGenState))
}
// Migrate x/crisis.
if appState[v039crisis.ModuleName] != nil {
// unmarshal relative source genesis application state
var crisisGenState v039crisis.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039crisis.ModuleName], &crisisGenState)
// delete deprecated x/crisis genesis state
delete(appState, v039crisis.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040crisis.ModuleName] = v040Codec.MustMarshalJSON(v040crisis.Migrate(crisisGenState))
}
// Migrate x/distribution.
if appState[v038distr.ModuleName] != nil {
// unmarshal relative source genesis application state
var distributionGenState v038distr.GenesisState
v039Codec.MustUnmarshalJSON(appState[v038distr.ModuleName], &distributionGenState)
// delete deprecated x/distribution genesis state
delete(appState, v038distr.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040distr.ModuleName] = v040Codec.MustMarshalJSON(v040distr.Migrate(distributionGenState))
}
// Migrate x/evidence.
if appState[v038evidence.ModuleName] != nil {
// unmarshal relative source genesis application state
var evidenceGenState v038evidence.GenesisState
v039Codec.MustUnmarshalJSON(appState[v038bank.ModuleName], &evidenceGenState)
// delete deprecated x/evidence genesis state
delete(appState, v038evidence.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040evidence.ModuleName] = v040Codec.MustMarshalJSON(v040evidence.Migrate(evidenceGenState))
}
// Migrate x/gov.
if appState[v036gov.ModuleName] != nil {
// unmarshal relative source genesis application state
var govGenState v036gov.GenesisState
v039Codec.MustUnmarshalJSON(appState[v036gov.ModuleName], &govGenState)
// delete deprecated x/gov genesis state
delete(appState, v036gov.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040gov.ModuleName] = v040Codec.MustMarshalJSON(v040gov.Migrate(govGenState))
}
// Migrate x/mint.
if appState[v039mint.ModuleName] != nil {
// unmarshal relative source genesis application state
var mintGenState v039mint.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039mint.ModuleName], &mintGenState)
// delete deprecated x/mint genesis state
delete(appState, v039mint.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040mint.ModuleName] = v040Codec.MustMarshalJSON(v040mint.Migrate(mintGenState))
}
// Migrate x/slashing.
if appState[v039slashing.ModuleName] != nil {
// unmarshal relative source genesis application state
var slashingGenState v039slashing.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039slashing.ModuleName], &slashingGenState)
// delete deprecated x/slashing genesis state
delete(appState, v039slashing.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040slashing.ModuleName] = v040Codec.MustMarshalJSON(v040slashing.Migrate(slashingGenState))
}
// Migrate x/staking.
if appState[v038staking.ModuleName] != nil {
// unmarshal relative source genesis application state
var stakingGenState v038staking.GenesisState
v039Codec.MustUnmarshalJSON(appState[v038staking.ModuleName], &stakingGenState)
// delete deprecated x/staking genesis state
delete(appState, v038staking.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[v040staking.ModuleName] = v040Codec.MustMarshalJSON(v040staking.Migrate(stakingGenState))
}
// Migrate x/genutil
if appState[v039genutil.ModuleName] != nil {
// unmarshal relative source genesis application state
var genutilGenState v039genutil.GenesisState
v039Codec.MustUnmarshalJSON(appState[v039genutil.ModuleName], &genutilGenState)
// delete deprecated x/staking genesis state
delete(appState, v039genutil.ModuleName)
// Migrate relative source genesis application state and marshal it into
// the respective key.
appState[ModuleName] = v040Codec.MustMarshalJSON(migrateGenutil(genutilGenState))
}
return appState
}