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// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package layer
import (
"database/sql"
"github.com/deckarep/golang-set"
"github.com/coreos/clair/database"
"github.com/coreos/clair/database/pgsql/detector"
"github.com/coreos/clair/database/pgsql/util"
)
const (
selectLayerDetectors = `
SELECT d.name, d.version, d.dtype
FROM layer_detector, detector AS d
WHERE layer_detector.detector_id = d.id AND layer_detector.layer_id = $1;`
persistLayerDetector = `
INSERT INTO layer_detector (layer_id, detector_id)
SELECT $1, $2
WHERE NOT EXISTS (SELECT id FROM layer_detector WHERE layer_id = $1 AND detector_id = $2)`
)
func PersistLayerDetector(tx *sql.Tx, layerID int64, detectorID int64) error {
if _, err := tx.Exec(persistLayerDetector, layerID, detectorID); err != nil {
return util.HandleError("persistLayerDetector", err)
}
return nil
}
func PersistLayerDetectors(tx *sql.Tx, layerID int64, detectorIDs []int64) error {
alreadySaved := mapset.NewSet()
for _, id := range detectorIDs {
if alreadySaved.Contains(id) {
continue
}
alreadySaved.Add(id)
if err := PersistLayerDetector(tx, layerID, id); err != nil {
return err
}
}
return nil
}
func FindLayerDetectors(tx *sql.Tx, id int64) ([]database.Detector, error) {
detectors, err := detector.GetDetectors(tx, selectLayerDetectors, id)
return detectors, err
}
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