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>

syft/formats/common/spdxhelpers/source_info.go

@@ -6,6 +6,7 @@ import (
 	"github.com/anchore/syft/syft/pkg"
 )
 
+//nolint:funlen
 func SourceInfo(p pkg.Package) string {
 	answer := ""
 	switch p.Type {
@@ -45,6 +46,10 @@ func SourceInfo(p pkg.Package) string {
 		answer = "acquired package info from cabal or stack manifest files"
 	case pkg.HexPkg:
 		answer = "acquired package info from rebar3 or mix manifest file"
+	case pkg.LinuxKernelPkg:
+		answer = "acquired package info from linux kernel archive"
+	case pkg.LinuxKernelModulePkg:
+		answer = "acquired package info from linux kernel module files"
 	case pkg.NixPkg:
 		answer = "acquired package info from nix store path"
 	default:

syft/formats/common/spdxhelpers/source_info_test.go

@@ -199,6 +199,22 @@ func Test_SourceInfo(t *testing.T) {
 				"from rebar3 or mix manifest file",
 			},
 		},
+		{
+			input: pkg.Package{
+				Type: pkg.LinuxKernelPkg,
+			},
+			expected: []string{
+				"from linux kernel archive",
+			},
+		},
+		{
+			input: pkg.Package{
+				Type: pkg.LinuxKernelModulePkg,
+			},
+			expected: []string{
+				"from linux kernel module files",
+			},
+		},
 		{
 			input: pkg.Package{
 				Type: pkg.NixPkg,

syft/formats/syftjson/test-fixtures/snapshot/TestDirectoryEncoder.golden

@@ -89,7 +89,7 @@
   }
  },
  "schema": {
-  "version": "7.1.2",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.2.json"
+  "version": "7.1.3",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.3.json"
  }
 }

syft/formats/syftjson/test-fixtures/snapshot/TestEncodeFullJSONDocument.golden

@@ -185,7 +185,7 @@
   }
  },
  "schema": {
-  "version": "7.1.2",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.2.json"
+  "version": "7.1.3",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.3.json"
  }
 }

syft/formats/syftjson/test-fixtures/snapshot/TestImageEncoder.golden

@@ -112,7 +112,7 @@
   }
  },
  "schema": {
-  "version": "7.1.2",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.2.json"
+  "version": "7.1.3",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-7.1.3.json"
  }
 }