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checkpoint.go
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checkpoint.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package events
import (
"context"
"encoding/hex"
"code.vegaprotocol.io/vega/core/types"
vgcontext "code.vegaprotocol.io/vega/libs/context"
eventspb "code.vegaprotocol.io/vega/protos/vega/events/v1"
)
type Checkpoint struct {
*Base
data eventspb.CheckpointEvent
}
func NewCheckpointEvent(ctx context.Context, snap *types.CheckpointState) *Checkpoint {
height, _ := vgcontext.BlockHeightFromContext(ctx)
_, block := vgcontext.TraceIDFromContext(ctx)
return &Checkpoint{
Base: newBase(ctx, CheckpointEvent),
data: eventspb.CheckpointEvent{
Hash: hex.EncodeToString(snap.Hash),
BlockHash: block,
BlockHeight: height,
},
}
}
func (e Checkpoint) Proto() eventspb.CheckpointEvent {
return e.data
}
func (e Checkpoint) StreamMessage() *eventspb.BusEvent {
busEvent := newBusEventFromBase(e.Base)
busEvent.Event = &eventspb.BusEvent_Checkpoint{
Checkpoint: &e.data,
}
return busEvent
}
func CheckpointEventFromStream(ctx context.Context, be *eventspb.BusEvent) *Checkpoint {
if event := be.GetCheckpoint(); event != nil {
return &Checkpoint{
Base: newBaseFromBusEvent(ctx, CheckpointEvent, be),
data: *event,
}
}
return nil
}