70 lines
1.8 KiB
Go
70 lines
1.8 KiB
Go
package v046
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import (
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/internal/conv"
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"github.com/cosmos/cosmos-sdk/store/prefix"
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storetypes "github.com/cosmos/cosmos-sdk/store/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/authz"
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)
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// MigrateStore performs in-place store migrations from v0.45 to v0.46. The
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// migration includes:
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//
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// - pruning expired authorizations
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// - create secondary index for pruning expired authorizations
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func MigrateStore(ctx sdk.Context, storeKey storetypes.StoreKey, cdc codec.BinaryCodec) error {
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store := ctx.KVStore(storeKey)
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err := addExpiredGrantsIndex(ctx, store, cdc)
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if err != nil {
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return err
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}
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return nil
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}
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func addExpiredGrantsIndex(ctx sdk.Context, store storetypes.KVStore, cdc codec.BinaryCodec) error {
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grantsStore := prefix.NewStore(store, GrantPrefix)
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grantsIter := grantsStore.Iterator(nil, nil)
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defer grantsIter.Close()
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queueItems := make(map[string][]string)
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for ; grantsIter.Valid(); grantsIter.Next() {
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var grant authz.Grant
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bz := grantsIter.Value()
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if err := cdc.Unmarshal(bz, &grant); err != nil {
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return err
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}
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// delete expired authorization
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if grant.Expiration.Before(ctx.BlockTime()) {
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grantsStore.Delete(grantsIter.Key())
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} else {
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granter, grantee, msgType := ParseGrantKey(grantsIter.Key())
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key := GrantQueueKey(grant.Expiration, granter, grantee)
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queueItem, ok := queueItems[conv.UnsafeBytesToStr(key)]
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if !ok {
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queueItems[string(key)] = []string{msgType}
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} else {
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queueItem = append(queueItem, msgType)
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queueItems[string(key)] = queueItem
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}
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}
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}
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for key, v := range queueItems {
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bz, err := cdc.Marshal(&authz.GrantQueueItem{
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MsgTypeUrls: v,
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})
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if err != nil {
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return err
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}
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store.Set(conv.UnsafeStrToBytes(key), bz)
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}
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return nil
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}
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