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notary.go
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notary.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.DATANODE 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 sqlstore
import (
"context"
"fmt"
"code.vegaprotocol.io/vega/datanode/entities"
"code.vegaprotocol.io/vega/datanode/metrics"
v2 "code.vegaprotocol.io/vega/protos/data-node/api/v2"
"github.com/georgysavva/scany/pgxscan"
)
type Notary struct {
*ConnectionSource
}
var notaryOrdering = TableOrdering{
ColumnOrdering{Name: "resource_id", Sorting: ASC},
ColumnOrdering{Name: "sig", Sorting: ASC},
}
func NewNotary(connectionSource *ConnectionSource) *Notary {
return &Notary{
ConnectionSource: connectionSource,
}
}
func (n *Notary) Add(ctx context.Context, ns *entities.NodeSignature) error {
defer metrics.StartSQLQuery("Notary", "Add")()
query := `INSERT INTO node_signatures (resource_id, sig, kind, tx_hash, vega_time)
VALUES ($1, $2, $3, $4, $5)
ON CONFLICT (resource_id, sig) DO NOTHING`
if _, err := n.Connection.Exec(ctx, query,
ns.ResourceID,
ns.Sig,
ns.Kind,
ns.TxHash,
ns.VegaTime,
); err != nil {
err = fmt.Errorf("could not insert node-signature into database: %w", err)
return err
}
return nil
}
func (n *Notary) GetByResourceID(ctx context.Context, id string, pagination entities.CursorPagination) ([]entities.NodeSignature, entities.PageInfo, error) {
defer metrics.StartSQLQuery("Notary", "GetByResourceID")()
var (
pageInfo entities.PageInfo
args []interface{}
err error
ns []entities.NodeSignature
)
resourceID := entities.NodeSignatureID(id)
// make sure the resourceID is valid HexID
err = resourceID.Error()
if err != nil {
return nil, pageInfo, err
}
query := fmt.Sprintf(`SELECT resource_id, sig, kind, tx_hash, vega_time FROM node_signatures where resource_id=%s`,
nextBindVar(&args, entities.NodeSignatureID(id)))
query, args, err = PaginateQuery[entities.NodeSignatureCursor](query, args, notaryOrdering, pagination)
if err != nil {
return ns, pageInfo, err
}
if err = pgxscan.Select(ctx, n.Connection, &ns, query, args...); err != nil {
return nil, pageInfo, fmt.Errorf("could not get node signatures for resource: %w", err)
}
ns, pageInfo = entities.PageEntities[*v2.NodeSignatureEdge](ns, pagination)
return ns, pageInfo, nil
}