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port deb/dpkg cataloger to new generic cataloger pattern (#1288)

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Signed-off-by: Alex Goodman <alex.goodman@anchore.com>

Signed-off-by: Alex Goodman <alex.goodman@anchore.com>
This commit is contained in:
Alex Goodman
2022-10-25 15:47:32 +00:00
committed by GitHub
parent bd5adbc9b3
commit 52cb7269bf
23 changed files with 704 additions and 758 deletions
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syft/pkg/cataloger/cataloger.go
+8 -20
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@@ -9,7 +9,6 @@ import (
"strings"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/pkg"
"github.com/anchore/syft/syft/pkg/cataloger/alpm"
"github.com/anchore/syft/syft/pkg/cataloger/apkdb"
@@ -28,24 +27,13 @@ import (
"github.com/anchore/syft/syft/pkg/cataloger/ruby"
"github.com/anchore/syft/syft/pkg/cataloger/rust"
"github.com/anchore/syft/syft/pkg/cataloger/swift"
"github.com/anchore/syft/syft/source"
)
const AllCatalogersPattern = "all"
// Cataloger describes behavior for an object to participate in parsing container image or file system
// contents for the purpose of discovering Packages. Each concrete implementation should focus on discovering Packages
// for a specific Package Type or ecosystem.
type Cataloger interface {
// Name returns a string that uniquely describes a cataloger
Name() string
// Catalog is given an object to resolve file references and content, this function returns any discovered Packages after analyzing the catalog source.
Catalog(resolver source.FileResolver) ([]pkg.Package, []artifact.Relationship, error)
}
// ImageCatalogers returns a slice of locally implemented catalogers that are fit for detecting installations of packages.
func ImageCatalogers(cfg Config) []Cataloger {
return filterCatalogers([]Cataloger{
func ImageCatalogers(cfg Config) []pkg.Cataloger {
return filterCatalogers([]pkg.Cataloger{
alpm.NewAlpmdbCataloger(),
ruby.NewGemSpecCataloger(),
python.NewPythonPackageCataloger(),
@@ -62,8 +50,8 @@ func ImageCatalogers(cfg Config) []Cataloger {
}
// DirectoryCatalogers returns a slice of locally implemented catalogers that are fit for detecting packages from index files (and select installations)
func DirectoryCatalogers(cfg Config) []Cataloger {
return filterCatalogers([]Cataloger{
func DirectoryCatalogers(cfg Config) []pkg.Cataloger {
return filterCatalogers([]pkg.Cataloger{
alpm.NewAlpmdbCataloger(),
ruby.NewGemFileLockCataloger(),
python.NewPythonIndexCataloger(),
@@ -89,8 +77,8 @@ func DirectoryCatalogers(cfg Config) []Cataloger {
}
// AllCatalogers returns all implemented catalogers
func AllCatalogers(cfg Config) []Cataloger {
return filterCatalogers([]Cataloger{
func AllCatalogers(cfg Config) []pkg.Cataloger {
return filterCatalogers([]pkg.Cataloger{
alpm.NewAlpmdbCataloger(),
ruby.NewGemFileLockCataloger(),
ruby.NewGemSpecCataloger(),
@@ -128,7 +116,7 @@ func RequestedAllCatalogers(cfg Config) bool {
return false
}
func filterCatalogers(catalogers []Cataloger, enabledCatalogerPatterns []string) []Cataloger {
func filterCatalogers(catalogers []pkg.Cataloger, enabledCatalogerPatterns []string) []pkg.Cataloger {
// if cataloger is not set, all applicable catalogers are enabled by default
if len(enabledCatalogerPatterns) == 0 {
return catalogers
@@ -138,7 +126,7 @@ func filterCatalogers(catalogers []Cataloger, enabledCatalogerPatterns []string)
return catalogers
}
}
var keepCatalogers []Cataloger
var keepCatalogers []pkg.Cataloger
for _, cataloger := range catalogers {
if contains(enabledCatalogerPatterns, cataloger.Name()) {
keepCatalogers = append(keepCatalogers, cataloger)