github.com/quay/claircore@v1.5.28/ruby/coalescer.go (about)

     1  package ruby
     2  
     3  import (
     4  	"context"
     5  
     6  	"github.com/quay/claircore"
     7  	"github.com/quay/claircore/indexer"
     8  )
     9  
    10  func NewCoalescer(_ context.Context) (indexer.Coalescer, error) {
    11  	return &coalescer{}, nil
    12  }
    13  
    14  type coalescer struct{}
    15  
    16  func (c *coalescer) Coalesce(_ context.Context, ls []*indexer.LayerArtifacts) (*claircore.IndexReport, error) {
    17  	ir := &claircore.IndexReport{
    18  		Environments: map[string][]*claircore.Environment{},
    19  		Packages:     map[string]*claircore.Package{},
    20  		Repositories: map[string]*claircore.Repository{},
    21  	}
    22  
    23  	for _, l := range ls {
    24  		// If we didn't find at least one gem repo in this layer
    25  		// no point in searching for packages.
    26  		if len(l.Repos) == 0 {
    27  			continue
    28  		}
    29  		rs := make([]string, len(l.Repos))
    30  		for i, r := range l.Repos {
    31  			rs[i] = r.ID
    32  			ir.Repositories[r.ID] = r
    33  		}
    34  		for _, pkg := range l.Pkgs {
    35  			ir.Packages[pkg.ID] = pkg
    36  			ir.Environments[pkg.ID] = []*claircore.Environment{
    37  				{
    38  					PackageDB:     pkg.PackageDB,
    39  					IntroducedIn:  l.Hash,
    40  					RepositoryIDs: rs,
    41  				},
    42  			}
    43  		}
    44  	}
    45  	return ir, nil
    46  }