Validate CSAF documents against JSON schema.

csaf/validation.go

@@ -0,0 +1,34 @@
+package csaf
+
+import (
+	_ "embed"
+
+	"github.com/xeipuuv/gojsonschema"
+)
+
+//go:embed schema/csaf_json_schema.json
+var schema string
+
+// Validate validates the document data against the JSON schema
+// of CSAF.
+func Validate(data []byte) ([]string, error) {
+	schemaLoader := gojsonschema.NewStringLoader(schema)
+	documentLoader := gojsonschema.NewStringLoader(string(data))
+
+	result, err := gojsonschema.Validate(schemaLoader, documentLoader)
+	if err != nil {
+		return nil, err
+	}
+
+	if result.Valid() {
+		return nil, nil
+	}
+
+	errors := result.Errors()
+	res := make([]string, len(errors))
+	for i, e := range errors {
+		res[i] = e.String()
+	}
+
+	return res, nil
+}