Add Linux Kernel cataloger (#1694)

* add kernel handler

Signed-off-by: Avi Deitcher <avi@deitcher.net>

* [wip] combine kernel and kernel module cataloging

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

* [wip] combine kernel and kernel module cataloging

Signed-off-by: Alex Goodman <alex.goodman@anchore.com>
Signed-off-by: Avi Deitcher <avi@deitcher.net>

* rename Kernel package to LinuxKernel package

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

* split kernel and module packages within cataloger

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

* wire up application configuration with kernel cataloger options

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

* dont use references for packages on relationships

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

* fix linting and tests

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

* kernel cataloger should be resistent to partial failure

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

* log upon kernel module metadata missing

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

* add tests for linux kernel cataloger

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

* update integration tests

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

* update cli package test counts

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

* add evidence annotations for kernel packages

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

* reduce noise in cli test output

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

* missed cli test to reduce noise for

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

* fix package counts

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

* update docs with linux kernel cataloging refs

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

* bump json schema with new metadata fields

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

---------

Signed-off-by: Avi Deitcher <avi@deitcher.net>
Signed-off-by: Alex Goodman <alex.goodman@anchore.com>
Signed-off-by: <>
Co-authored-by: Alex Goodman <alex.goodman@anchore.com>

internal/config/application.go

@@ -19,6 +19,7 @@ import (
 	"github.com/anchore/syft/internal/log"
 	"github.com/anchore/syft/syft/pkg/cataloger"
 	golangCataloger "github.com/anchore/syft/syft/pkg/cataloger/golang"
+	"github.com/anchore/syft/syft/pkg/cataloger/kernel"
 )
 
 var (
@@ -50,6 +51,7 @@ type Application struct {
 	Catalogers             []string           `yaml:"catalogers" json:"catalogers" mapstructure:"catalogers"`
 	Package                pkg                `yaml:"package" json:"package" mapstructure:"package"`
 	Golang                 golang             `yaml:"golang" json:"golang" mapstructure:"golang"`
+	LinuxKernel            linuxKernel        `yaml:"linux-kernel" json:"linux-kernel" mapstructure:"linux-kernel"`
 	Attest                 attest             `yaml:"attest" json:"attest" mapstructure:"attest"`
 	FileMetadata           FileMetadata       `yaml:"file-metadata" json:"file-metadata" mapstructure:"file-metadata"`
 	FileClassification     fileClassification `yaml:"file-classification" json:"file-classification" mapstructure:"file-classification"`
@@ -76,6 +78,9 @@ func (cfg Application) ToCatalogerConfig() cataloger.Config {
 			SearchLocalModCacheLicenses: cfg.Golang.SearchLocalModCacheLicenses,
 			LocalModCacheDir:            cfg.Golang.LocalModCacheDir,
 		},
+		LinuxKernel: kernel.LinuxCatalogerConfig{
+			CatalogModules: cfg.LinuxKernel.CatalogModules,
+		},
 	}
 }
 

internal/config/linux_kernel.go

@@ -0,0 +1,11 @@
+package config
+
+import "github.com/spf13/viper"
+
+type linuxKernel struct {
+	CatalogModules bool `json:"catalog-modules" yaml:"catalog-modules" mapstructure:"catalog-modules"`
+}
+
+func (cfg linuxKernel) loadDefaultValues(v *viper.Viper) {
+	v.SetDefault("linux-kernel.catalog-modules", true)
+}

internal/constants.go

@@ -6,5 +6,5 @@ const (
 
 	// JSONSchemaVersion is the current schema version output by the JSON encoder
 	// This is roughly following the "SchemaVer" guidelines for versioning the JSON schema. Please see schema/json/README.md for details on how to increment.
-	JSONSchemaVersion = "7.1.2"
+	JSONSchemaVersion = "7.1.3"
 )