feat: add binary classifier for syslog-ng

Signed-off-by: Krystian Gorny <[email protected]>

syft/pkg/cataloger/binary/classifier_cataloger_test.go

@@ -1203,6 +1203,17 @@ func Test_Cataloger_PositiveCases(t *testing.T) {
 				Metadata:  metadata("openssh-binary"),
 			},
 		},
+		{
+			logicalFixture: "syslog-ng/4.7.1/linux-amd64",
+			expected: pkg.Package{
+				Name:      "syslog-ng",
+				Version:   "4.7.1",
+				Type:      "binary",
+				PURL:      "pkg:generic/[email protected]",
+				Locations: locations("syslog-ng"),
+				Metadata:  metadata("syslog-ng-binary"),
+			},
+		},
 	}
 
 	for _, test := range tests {

syft/pkg/cataloger/binary/classifiers.go

@@ -664,6 +664,16 @@ func DefaultClassifiers() []Classifier {
 			PURL:    mustPURL("pkg:generic/openssh@version"),
 			CPEs:    singleCPE("cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*", cpe.NVDDictionaryLookupSource),
 		},
+		{
+			Class:    "syslog-ng-binary",
+			FileGlob: "**/syslog-ng",
+			EvidenceMatcher: FileContentsVersionMatcher(
+				`\x00syslog-ng [0-9] \((?P<version>[0-9]+\.[0-9]+\.[0-9]+)\)`,
+			),
+			Package: "syslog-ng",
+			PURL:    mustPURL("pkg:generic/syslog-ng@version"),
+			CPEs:    singleCPE("cpe:2.3:a:oneidentity:syslog-ng:*:*:*:*:*:*:*:*", cpe.NVDDictionaryLookupSource),
+		},
 	}
 }
 

syft/pkg/cataloger/binary/test-fixtures/config.yaml

@@ -687,3 +687,11 @@ from-images:
         platform: linux/amd64
     paths:
       - /usr/bin/ssh
+
+  - name: syslog-ng
+    version: 4.7.1
+    images:
+      - ref: linuxserver/syslog-ng:4.7.1@sha256:c995ed807bafc61972c486a4a876589df214dc34f4caf2e329bb6ef6bcf12639
+        platform: linux/amd64
+    paths:
+      - /usr/sbin/syslog-ng