1 files changed, 68 insertions, 0 deletions
diff --git a/lib/gitlab/ci/parsers/security/validators/schema_validator.rb b/lib/gitlab/ci/parsers/security/validators/schema_validator.rb
new file mode 100644
index 00000000000..3d92886cba8
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schema_validator.rb
@@ -0,0 +1,68 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Ci
+    module Parsers
+      module Security
+        module Validators
+          class SchemaValidator
+            class Schema
+              def root_path
+                File.join(__dir__, 'schemas')
+              end
+
+              def initialize(report_type)
+                @report_type = report_type
+              end
+
+              delegate :validate, to: :schemer
+
+              private
+
+              attr_reader :report_type
+
+              def schemer
+                JSONSchemer.schema(pathname)
+              end
+
+              def pathname
+                Pathname.new(schema_path)
+              end
+
+              def schema_path
+                File.join(root_path, file_name)
+              end
+
+              def file_name
+                "#{report_type}.json"
+              end
+            end
+
+            def initialize(report_type, report_data)
+              @report_type = report_type
+              @report_data = report_data
+            end
+
+            def valid?
+              errors.empty?
+            end
+
+            def errors
+              @errors ||= schema.validate(report_data).map { |error| JSONSchemer::Errors.pretty(error) }
+            end
+
+            private
+
+            attr_reader :report_type, :report_data
+
+            def schema
+              Schema.new(report_type)
+            end
+          end
+        end
+      end
+    end
+  end
+end
+
+Gitlab::Ci::Parsers::Security::Validators::SchemaValidator::Schema.prepend_mod_with("Gitlab::Ci::Parsers::Security::Validators::SchemaValidator::Schema")