/
store.go
51 lines (43 loc) · 1.25 KB
/
store.go
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package v046
import (
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/store/prefix"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
"github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/feegrant"
)
func addAllowancesByExpTimeQueue(ctx types.Context, store storetypes.KVStore, cdc codec.BinaryCodec) error {
prefixStore := prefix.NewStore(store, FeeAllowanceKeyPrefix)
iterator := prefixStore.Iterator(nil, nil)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var grant feegrant.Grant
bz := iterator.Value()
if err := cdc.Unmarshal(bz, &grant); err != nil {
return err
}
grantInfo, err := grant.GetGrant()
if err != nil {
return err
}
exp, err := grantInfo.ExpiresAt()
if err != nil {
return err
}
if exp != nil {
// store key is not changed in 0.46
key := iterator.Key()
if exp.Before(ctx.BlockTime()) {
prefixStore.Delete(key)
} else {
grantByExpTimeQueueKey := FeeAllowancePrefixQueue(exp, key)
store.Set(grantByExpTimeQueueKey, []byte{})
}
}
}
return nil
}
func MigrateStore(ctx types.Context, storeKey storetypes.StoreKey, cdc codec.BinaryCodec) error {
store := ctx.KVStore(storeKey)
return addAllowancesByExpTimeQueue(ctx, store, cdc)
}