40 lines
1.0 KiB
Go
40 lines
1.0 KiB
Go
package types
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import (
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proto "github.com/gogo/protobuf/proto"
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abci "github.com/tendermint/tendermint/abci/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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)
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// Converts an ABCI snapshot to a snapshot. Mainly to decode the SDK metadata.
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func SnapshotFromABCI(in *abci.Snapshot) (Snapshot, error) {
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snapshot := Snapshot{
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Height: in.Height,
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Format: in.Format,
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Chunks: in.Chunks,
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Hash: in.Hash,
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}
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err := proto.Unmarshal(in.Metadata, &snapshot.Metadata)
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if err != nil {
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return Snapshot{}, sdkerrors.Wrap(err, "failed to unmarshal snapshot metadata")
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}
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return snapshot, nil
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}
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// Converts a Snapshot to its ABCI representation. Mainly to encode the SDK metadata.
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func (s Snapshot) ToABCI() (abci.Snapshot, error) {
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out := abci.Snapshot{
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Height: s.Height,
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Format: s.Format,
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Chunks: s.Chunks,
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Hash: s.Hash,
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}
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var err error
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out.Metadata, err = proto.Marshal(&s.Metadata)
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if err != nil {
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return abci.Snapshot{}, sdkerrors.Wrap(err, "failed to marshal snapshot metadata")
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}
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return out, nil
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}
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