mirror of https://github.com/certusone/wasmd.git
96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
package v3
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import (
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"context"
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"encoding/binary"
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corestoretypes "cosmossdk.io/core/store"
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"cosmossdk.io/store/prefix"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/runtime"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/CosmWasm/wasmd/x/wasm/types"
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)
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// StoreCodeInfoFn stores code info
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type StoreCodeInfoFn func(ctx context.Context, codeID uint64, codeInfo types.CodeInfo)
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// wasmKeeper abstract keeper
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type wasmKeeper interface {
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SetParams(ctx context.Context, ps types.Params) error
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}
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// Migrator is a struct for handling in-place store migrations.
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type Migrator struct {
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keeper wasmKeeper
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storeCodeInfoFn StoreCodeInfoFn
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}
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// NewMigrator returns a new Migrator.
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func NewMigrator(k wasmKeeper, fn StoreCodeInfoFn) Migrator {
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return Migrator{keeper: k, storeCodeInfoFn: fn}
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}
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// Migrate3to4 migrates from version 3 to 4.
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func (m Migrator) Migrate3to4(ctx sdk.Context, storeService corestoretypes.KVStoreService, cdc codec.BinaryCodec) error {
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var legacyParams Params
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store := storeService.OpenKVStore(ctx)
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bz, err := store.Get(types.ParamsKey)
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if err != nil {
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return err
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}
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if bz != nil {
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cdc.MustUnmarshal(bz, &legacyParams)
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newParams := types.Params{}
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newParams.CodeUploadAccess = updateAccessConfig(legacyParams.CodeUploadAccess)
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if legacyParams.InstantiateDefaultPermission == AccessTypeOnlyAddress {
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newParams.InstantiateDefaultPermission = types.AccessTypeAnyOfAddresses
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} else {
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newParams.InstantiateDefaultPermission = types.AccessType(legacyParams.InstantiateDefaultPermission)
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}
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err := m.keeper.SetParams(ctx, newParams)
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if err != nil {
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return err
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}
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}
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prefixStore := prefix.NewStore(runtime.KVStoreAdapter(store), types.CodeKeyPrefix)
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iter := prefixStore.Iterator(nil, nil)
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defer iter.Close()
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for ; iter.Valid(); iter.Next() {
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var legacyCodeInfo CodeInfo
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cdc.MustUnmarshal(iter.Value(), &legacyCodeInfo)
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newAccessConfig := updateAccessConfig(legacyCodeInfo.InstantiateConfig)
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newCodeInfo := types.CodeInfo{
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CodeHash: legacyCodeInfo.CodeHash,
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Creator: legacyCodeInfo.Creator,
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InstantiateConfig: newAccessConfig,
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}
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m.storeCodeInfoFn(ctx, binary.BigEndian.Uint64(iter.Key()), newCodeInfo)
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}
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return nil
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}
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func updateAccessConfig(legacyAccessConfig AccessConfig) types.AccessConfig {
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newAccessConfig := types.AccessConfig{}
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switch legacyAccessConfig.Permission {
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case AccessTypeOnlyAddress:
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newAccessConfig.Permission = types.AccessTypeAnyOfAddresses
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newAccessConfig.Addresses = []string{legacyAccessConfig.Address}
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default:
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newAccessConfig.Permission = types.AccessType(legacyAccessConfig.Permission)
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newAccessConfig.Addresses = legacyAccessConfig.Addresses
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}
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return newAccessConfig
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}
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