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builtin.go
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builtin.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.VEGA file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package oracles
import (
"context"
"fmt"
"time"
"code.vegaprotocol.io/vega/logging"
)
const (
BuiltinOraclePrefix = "vegaprotocol.builtin"
BuiltinOracleTimestamp = BuiltinOraclePrefix + ".timestamp"
)
type Builtin struct {
log *logging.Logger
engine *Engine
}
func NewBuiltinOracle(engine *Engine, ts TimeService) *Builtin {
builtinOracle := &Builtin{
log: logging.NewProdLogger(),
engine: engine,
}
return builtinOracle
}
func (b *Builtin) OnTick(ctx context.Context, _ time.Time) {
data := OracleData{
Signers: nil,
Data: map[string]string{
BuiltinOracleTimestamp: fmt.Sprintf("%d", b.engine.timeService.GetTimeNow().Unix()),
},
}
if err := b.engine.BroadcastData(ctx, data); err != nil {
b.log.Error("Could not broadcast timestamp from built-in oracle", logging.Error(err))
}
}