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decorator.go
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decorator.go
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// Copyright 2023 sigma
//
// 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 scan
import (
"context"
"sync"
"github.com/rs/zerolog/log"
"github.com/tidwall/gjson"
"github.com/go-sigma/sigma/pkg/dal/dao"
"github.com/go-sigma/sigma/pkg/dal/models"
"github.com/go-sigma/sigma/pkg/dal/query"
"github.com/go-sigma/sigma/pkg/types/enums"
)
// decoratorArtifactStatus is a status for decorator
type decoratorArtifactStatus struct {
Daemon enums.Daemon
Status enums.TaskCommonStatus
Raw []byte
Result []byte
Stdout []byte
Stderr []byte
Message string
}
// decorator is a decorator for scan task runners
func decorator(runner func(context.Context, *models.Artifact, chan decoratorArtifactStatus) error) func(context.Context, []byte) error {
return func(ctx context.Context, payload []byte) error {
ctx = log.Logger.WithContext(ctx)
artifactServiceFactory := dao.NewArtifactServiceFactory()
artifactService := artifactServiceFactory.New()
id := gjson.GetBytes(payload, "artifact_id").Int()
artifact, err := artifactService.Get(ctx, id)
if err != nil {
return err
}
var waitAllEvents = &sync.WaitGroup{}
waitAllEvents.Add(1)
var statusChan = make(chan decoratorArtifactStatus, 1)
go func() {
defer waitAllEvents.Done()
var err error
for status := range statusChan {
switch status.Daemon {
case enums.DaemonVulnerability:
err = artifactService.UpdateVulnerability(ctx, id,
map[string]any{
query.ArtifactVulnerability.Raw.ColumnName().String(): status.Raw,
query.ArtifactVulnerability.Result.ColumnName().String(): status.Result,
query.ArtifactVulnerability.Status.ColumnName().String(): status.Status,
query.ArtifactVulnerability.Stdout.ColumnName().String(): status.Stdout,
query.ArtifactVulnerability.Stderr.ColumnName().String(): status.Stderr,
query.ArtifactVulnerability.Message.ColumnName().String(): status.Message,
},
)
case enums.DaemonSbom:
err = artifactService.UpdateSbom(ctx,
id,
map[string]any{
query.ArtifactSbom.Raw.ColumnName().String(): status.Raw,
query.ArtifactSbom.Result.ColumnName().String(): status.Result,
query.ArtifactSbom.Status.ColumnName().String(): status.Status,
query.ArtifactSbom.Stdout.ColumnName().String(): status.Stdout,
query.ArtifactSbom.Stderr.ColumnName().String(): status.Stderr,
query.ArtifactSbom.Message.ColumnName().String(): status.Message,
},
)
default:
continue
}
if err != nil {
log.Error().Err(err).Msg("Update artifact status failed")
}
}
}()
err = runner(ctx, artifact, statusChan)
if err != nil {
return err
}
waitAllEvents.Wait()
return nil
}
}