First release of open-appsec source code

components/include/nginx_attachment_metric.h

@@ -0,0 +1,87 @@
+// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef __NGINX_ATTACHMENT_METRIC_H__
+#define __NGINX_ATTACHMENT_METRIC_H__
+
+#include "generic_metric.h"
+
+class nginxAttachmentEvent : public Event<nginxAttachmentEvent>
+{
+public:
+    enum class networkVerdict {
+        REGISTRATION_SUCCESS,
+        REGISTRATION_FAIL,
+        CONNECTION_FAIL
+    };
+
+    enum class trafficVerdict {
+        INSPECT,
+        ACCEPT,
+        DROP,
+        INJECT,
+        IRRELEVANT,
+        RECONF,
+        WAIT
+    };
+
+    void resetAllCounters();
+
+    void addNetworkingCounter(networkVerdict _verdict);
+
+    void addTrafficVerdictCounter(trafficVerdict _verdict);
+
+    void addResponseInspectionCounter(uint64_t _counter);
+
+    uint64_t getNetworkingCounter(networkVerdict _verdict) const;
+
+    uint64_t getTrafficVerdictCounter(trafficVerdict _verdict) const;
+
+    uint64_t getResponseInspectionCounter() const;
+
+private:
+    uint64_t successfull_registrations_counter = 0;
+    uint64_t failed_registrations_counter = 0;
+    uint64_t failed_connections_counter = 0;
+    uint64_t accept_verdict_counter = 0;
+    uint64_t inspect_verdict_counter = 0;
+    uint64_t drop_verdict_counter = 0;
+    uint64_t inject_verdict_counter = 0;
+    uint64_t irrelevant_verdict_counter = 0;
+    uint64_t reconf_verdict_counter = 0;
+    uint64_t response_inspection_counter = 0;
+    uint64_t wait_verdict_counter = 0;
+};
+
+class nginxAttachmentMetric
+        :
+    public GenericMetric,
+    public Listener<nginxAttachmentEvent>
+{
+public:
+    void upon(const nginxAttachmentEvent &event) override;
+
+private:
+    MetricCalculations::Counter successfull_registrations{this, "successfullRegistrationsSum"};
+    MetricCalculations::Counter failed_registrations{this, "failedRegistrationsSum"};
+    MetricCalculations::Counter failed_connections{this, "failedConnectionsSum"};
+    MetricCalculations::Counter inspect_verdict{this, "inspectVerdictSum"};
+    MetricCalculations::Counter accept_verdict{this, "acceptVeridctSum"};
+    MetricCalculations::Counter drop_verdict{this, "dropVerdictSum"};
+    MetricCalculations::Counter inject_verdict{this, "injectVerdictSum"};
+    MetricCalculations::Counter irrelevant_verdict{this, "irrelevantVerdictSum"};
+    MetricCalculations::Counter reconf_verdict{this, "reconfVerdictSum"};
+    MetricCalculations::Counter response_inspection{this, "responseInspection"};
+};
+
+#endif // __NGINX_ATTACHMENT_METRIC_H__