CN111600781B - Firewall system stability testing method based on tester - Google Patents

Firewall system stability testing method based on tester Download PDF

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Publication number
CN111600781B
CN111600781B CN202010727245.XA CN202010727245A CN111600781B CN 111600781 B CN111600781 B CN 111600781B CN 202010727245 A CN202010727245 A CN 202010727245A CN 111600781 B CN111600781 B CN 111600781B
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test
tester
firewall system
data
firewall
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CN111600781A (en
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马涛
杨星
朱东涛
宫亚博
周先东
朱静轩
马春来
顾有林
孟彦
常超
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National University of Defense Technology
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/02Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/50Testing arrangements

Abstract

The invention provides a firewall system stability testing method based on a tester, which comprises the following steps: the test control system issues a test instruction according to the type of the firewall system to be tested; completing the deployment of the firewall system on the firewall system; the tester sends a test data message; performing stability test on the firewall system; the firewall system sends the result data of the stability test to the real-time monitoring system; the real-time monitoring system collects the feedback data of the tester and the result data of the firewall system; the test control system compares the summarized data with the matched test cases; and if the comparison result is in line with expectation, outputting a test report and carrying out manual verification. According to the scheme of the invention, the flexible and complex test close to the real network environment improves the use efficiency of the tester, increases the real validity of data, and greatly reduces the possibility of the problem of the firewall system.

Description

Firewall system stability testing method based on tester
Technical Field
The invention relates to the field of computer security, in particular to a firewall system stability testing method based on a tester.
Background
With the development of computer technology, computer security problems have increased dramatically. Firewall systems have emerged to improve security. The firewall system is a protection barrier which is formed by combining software and hardware equipment and is constructed on the interfaces between an Intranet and an external network and between a private network and a public network, is the combination of computer hardware and software, and is the first defense line of the system, so that a security gateway is established between the Internet and an Intranet, and the Intranet is protected from being invaded by illegal users. Thus, the importance of the firewall system is self-evident, and is of paramount importance for the stability testing of the firewall system.
Because the test of the stability of the firewall system does not have a fixed national standard, the test standards of various manufacturers are different. At present, each test of the firewall system needs a professional to compile a special test case, the test of the firewall system is realized through the test case, the technical requirement on the professional is high, and the following defects exist:
1. the testing time is insufficient, the stability test needs a large amount of time and data accumulation to obtain a relatively reliable conclusion, but the existing testing conditions often cannot realize long-time and high-pressure comprehensive testing, so that accurate comprehensive testing evaluation on the firewall system is difficult to effectively carry out.
2. The test method is not comprehensive, the previous test means usually carries out simple function test and common performance test, the importance of stability test is not estimated sufficiently, the abnormal problems in many customer aspects cannot be paid full attention, the client side is not effectively verified in the repeatability test after the abnormal conditions occur, and the serious problems can be caused.
3. When facing the problems of personnel replacement and the like, the experience of the predecessor cannot be fully inherited, the experience and the teaching and training cannot be effectively utilized, unnecessary repeated mistakes are made, and a large amount of labor cost is wasted.
Therefore, a comprehensive firewall system testing method is urgently needed to perform accurate comprehensive test evaluation on the stability of the firewall system.
Disclosure of Invention
In order to solve the technical problems, the invention provides a firewall system stability testing method based on a tester, which is used for solving the problem that the firewall system stability is dynamically tested in the prior art which is lack of specifications and close to a real network environment.
According to a first aspect of the present invention, there is provided a method for testing the stability of a firewall system based on a tester, the method comprising the steps of:
step S101: the test control system matches the test case according to the type of the firewall system to be tested and issues a test instruction; the test control system completes the deployment of the firewall system on the firewall system;
step S102: the tester receives a test instruction, automatically generates a test data message according to the test instruction, and sends the test data message to an output port of the tester; after receiving the test data message, the firewall system runs a test case by a tester to perform stability test on the firewall system, wherein the stability test comprises a performance test and a pressure test;
step S103: the firewall system sends the result data of the stability test to the real-time monitoring system; the dynamic monitoring component of the tester feeds back the collected data to the real-time monitoring system;
step S104: the real-time monitoring system collects the feedback data of the tester and the result data of the firewall system and feeds the collected data back to the test control system;
step S105: the test control system compares the summarized data with the target value of the matched test case, and adds the summarized data and the comparison result in the test report; if the comparison result is in line with expectation, outputting a test report, carrying out manual verification, and ending the method; if not, go to step S106;
step S106: feeding back the comparison result to the test control system;
step S107: and issuing a new test instruction to the tester, controlling the tester to modify parameters, replacing test data, and entering step S102.
Further, the test control system matches the test case according to the type of the firewall system to be tested, and issues a test instruction, including: the test control system matches the existing data result of the test case according to the type of the firewall system to be tested, determines a target value according to the matching result, and sends a test instruction to the tester, wherein the test instruction comprises the test case matched with the firewall system to be tested, the target value, the test duration, the test times and interface information used for testing; and issuing the target value to the tester.
Further, the test control system completes the deployment of the firewall system on the firewall system, and the deployment includes: the test control system builds a test environment on the firewall system, so that the built test environment can meet the requirements of various network applications; the test control system also performs function configuration on the firewall system.
Further, the method for receiving a test instruction by a tester, automatically generating a test data message according to the test instruction, and sending the test data message to an output port of the tester includes: the tester receives and analyzes the test instruction, loads a test suite matched with the model of the tested firewall system in the tester according to the model of the tested firewall system, confirms the test type, selects a preset output port and detects the state of a link, generates a test data message according to a test case after the test is correct, and sends the test data message to the output port of the tester; the tester is a conventional tester.
Furthermore, after receiving the test data message, the firewall system runs the test case by the tester to perform stability test on the firewall system, wherein the stability test comprises a performance test and a pressure test, and comprises the following steps: after receiving the test data message, the firewall system analyzes the test data message, positions according to a firewall system product and loads test data; and performing stability test on the firewall system, wherein the stability test comprises performance test and pressure test.
Further, the performance test comprises new establishment, concurrent testing, throughput testing, time delay testing and packet loss rate testing, wherein the new establishment and concurrent testing adopt an RFC3511 suite in a tester for testing, and the throughput testing, the time delay testing and the packet loss rate testing adopt an RFC2544 suite in the tester for testing.
Further, the pressure test uses mixed flow to perform testing, including application layer protocol flow, mixed DDOS attack flow, mixed IPS attack flow, and malformed message flow.
Furthermore, after the firewall system receives the test flow, each monitoring component is started, and the CPU monitoring component, the memory monitoring component, the connection monitoring component and the log monitoring component can make dynamic changes according to the test flow, so that real-time information feedback data can be obtained.
Further, the stability assessment report indicates whether the report is obtained by manual testing, automatic testing, or both.
According to the scheme of the invention, the real-time dynamic connection between the tester and the firewall system is realized, and the real-time dynamic data of the tester and the firewall system is monitored and recorded in real time, so that the tester and the firewall system can be conveniently checked in the later period. The test control system receives the data sent by the real-time monitoring system, compares the data in the test case, outputs the data meeting the requirements and sends the data to manual judgment; if the test data does not meet the requirements, the tester is controlled to modify the parameters, and the test data is replaced to carry out the next round of test. The data of each round of test is reserved, and all the data are processed by manual judgment. In the manual judgment processing link, if the data is normal, a test report is sent out; if the data is abnormal, testing is carried out manually, other tools are selected for testing or a tester is controlled manually for carrying out targeted testing, and after the testing is finished, a testing report is output, wherein manual testing or automatic testing can be noted in the testing report. The test of the method is changed from the original simple and low-efficiency deadplate test into the complex and changeable flexible and complex test which is close to the real network environment, and the test result is more convincing. The time and energy of testers and other labor costs are saved, the use efficiency of the tester is improved, the tester can run automatically without interruption, the problem that data is inaccurate due to misoperation of the testers is avoided, the true validity of the data is increased, and the possibility that the firewall system goes wrong is greatly reduced. Multiple tests can be performed in a short period, the probability of data errors is reduced, the probability of problems of a firewall system is reduced, and the product competitiveness is improved. Standardized operation is convenient for follow-up personnel to get on hand.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. In the drawings:
FIG. 1 is a flow chart of a method for testing the stability of a firewall system based on a tester according to an embodiment of the invention;
FIG. 2 is an interactive diagram of a method for testing the stability of a tester-based firewall system according to an embodiment of the invention.
Detailed Description
First, a flowchart of a method for testing the stability of a firewall system based on a tester according to an embodiment of the present invention will be described with reference to fig. 1. As shown in fig. 1, the method comprises the steps of:
step S101: the test control system matches the test case according to the type of the firewall system to be tested and issues a test instruction; the test control system completes the deployment of the firewall system on the firewall system;
step S102: the tester receives a test instruction, automatically generates a test data message according to the test instruction, and sends the test data message to an output port of the tester; after loading of all components of the firewall system is finished, the firewall system runs a test case by a tester after receiving the test data message, and performs stability test on the firewall system, wherein the stability test comprises performance test and pressure test;
step S103: the firewall system sends the result data of the stability test to the real-time monitoring system; the dynamic monitoring component of the tester feeds back the collected data to the real-time monitoring system;
step S104: the real-time monitoring system collects the feedback data of the tester and the result data of the firewall system and feeds the collected data back to the test control system;
step S105: the test control system compares the summarized data with the target value of the matched test case, and adds the summarized data and the comparison result in the test report; if the comparison result is in line with expectation, outputting a test report, carrying out manual verification, and ending the method; if not, go to step S106;
step S106: feeding back the comparison result to the test control system;
step S107: and issuing a new test instruction to the tester, controlling the tester to modify parameters, replacing test data, and entering step S102.
Step S101: the test control system matches the test case according to the type of the firewall system to be tested and issues a test instruction; the test control system completes the deployment of the firewall system on the firewall system, and comprises the following steps:
the test control system matches the test case according to the type of the firewall system to be tested, and issues a test instruction, and the method comprises the following steps: the test control system matches the existing data result of the test case according to the type of the firewall system to be tested, determines a target value according to the matching result, and sends a test instruction to the tester, wherein the test instruction comprises the test case matched with the firewall system to be tested, the target value, the test duration, the test times and interface information used for testing; and issuing the target value to the tester. The existing data result of the test case refers to data obtained after the test case is operated before or measured data of the same firewall system, and the purpose of matching the existing data result is to obtain a numerical value approximate to the operation result, so that the workload can be reduced. And determining a target value according to the matching result, wherein the target value can be a target value expected to be reached by the test case.
In this embodiment, the test cases matched with the firewall system to be tested may be combined into one file, and controlled by a script.
The test control system completes the deployment of the firewall system on the firewall system, and comprises the following steps: the test control system builds a test environment on the firewall system, so that the built test environment can meet the requirements of various network applications; the test control system also performs function configuration on the firewall system.
The step S102: the tester receives a test instruction, automatically generates a test data message according to the test instruction, and sends the test data message to an output port of the tester; after receiving the test data message, the firewall system runs the test case by the tester, carries out stability test to the firewall system, stability test includes capability test, pressure test, includes:
the tester receives a test instruction, automatically generates a test data message according to the test instruction, and issues the test data message to an output port of the tester, and the method comprises the following steps: the tester receives and analyzes the test instruction, loads a test suite matched with the model of the tested firewall system in the tester according to the model of the tested firewall system, confirms the test type, selects a preset output port and detects the state of a link, generates a test data message according to a test case after the test is correct, and sends the test data message to the output port of the tester; the tester is a conventional tester;
after receiving the test data message, the firewall system runs the test case by the tester, carries out stability test to the firewall system, stability test includes capability test, pressure test, includes:
after receiving the test data message, the firewall system analyzes the test data message, positions according to a firewall system product and loads test data; performing stability test on the firewall system, wherein the stability test comprises a performance test and a pressure test;
the performance test comprises new construction, concurrency, throughput, time delay and packet loss rate tests, wherein the new construction and concurrency tests are tested by using an RFC3511 suite in a tester, and the throughput, time delay and packet loss rate tests are tested by using an RFC2544 suite in the tester;
the pressure test uses mixed flow to carry out testing, and comprises application layer protocol flow, mixed DDOS attack flow, mixed IPS attack flow and abnormal message flow;
furthermore, after the firewall system receives the test flow, each monitoring component is started, and the CPU monitoring component, the memory monitoring component, the connection monitoring component and the log monitoring component can make dynamic changes according to the test flow, so that real-time information feedback data can be obtained.
The step S103: the firewall system sends the result data of the stability test to the real-time monitoring system; the dynamic monitoring subassembly of tester oneself will gather the data feedback real-time monitoring system, includes:
the firewall system feeds back dynamically-changed real-time information feedback data of the CPU monitoring component, the memory monitoring component, the connection monitoring component and the log monitoring component to the real-time monitoring system through an API (application program interface) or an SNMP (simple network management protocol); the test results of the performance test and the pressure test are also sent to the real-time monitoring system;
in this embodiment, the dynamically changed real-time information feedback data of the CPU monitoring component, the memory monitoring component, the connection monitoring component, and the log monitoring component may also be fed back to the real-time monitoring system through other transmission methods.
The dynamic monitoring component of the tester feeds back the collected data information such as throughput rate, transaction rate, real-time connection number, connection failure number, connection retransmission number, connection timeout number and the like to the real-time monitoring system;
the dynamic monitoring component is provided with real-time information of a client and a server, and the information comprises information such as throughput rate, transaction rate, real-time connection number, connection failure number, connection retransmission number, connection timeout and the like. The real-time monitoring system judges the current state of the firewall system according to the CPU, the memory, the real-time connection monitoring and the log monitoring data of the firewall system, and can also determine the current state of the firewall system according to the packet capturing analysis result, the CPU information and the memory change information.
The step S104: the real-time monitoring system gathers the feedback data of the tester and the result data of the firewall system, and feeds the gathered data back to the test control system, and the real-time monitoring system comprises:
the real-time monitoring system collects the feedback data of the tester and the real-time information, the performance test and the pressure test results obtained by each monitoring component of the firewall system, and feeds the collected data back to the test control system.
The step S105: the test control system compares the summarized data with the target value of the matched test case, and adds the summarized data and the comparison result in the test report; if the comparison result is in line with expectation, outputting a test report, carrying out manual verification, and ending the method; if not, go to step S106, wherein the manual verification comprises:
step S1051: the tester checks the test report output by the test control system, carries out manual review and judges whether the review result meets the requirements or not; if so, formally outputting the test report as a complete stability evaluation report of the firewall system, and finishing manual verification; if not, go to step S1052;
the manual review requires a comprehensive analysis of the data records obtained from the tests in each step.
Step S1052: and after the test is finished, the test report is formally output as a complete stability evaluation report of the firewall system.
Further, the stability assessment report indicates whether the report is obtained by manual testing, automatic testing, or both.
An interactive diagram of the tester-based firewall system stability testing method is shown in fig. 2.
Further, the test control system in this embodiment can adjust the preset configuration parameters of the firewall system and the control parameters of the tester. The test control system in this embodiment generates a test instruction according to the test case, divides the test result fed back by the firewall system to be tested, adjusts the preset configuration parameters of the firewall system and the control parameters of the tester in real time, collects various test data after repeated tests, and outputs a preliminary test result for manual judgment.
Further, the tester in this embodiment is configured to receive a test instruction output by the test control system, generate a control instruction and a data packet according to the test case, and send required test data to the output port to output the data packet.
Further, the firewall system in this embodiment is a combination of a series of components disposed between different networks or network security domains. The network security protection can be realized by monitoring, limiting and changing the data flow of the system crossing the firewall and shielding the information, the structure and the operation condition inside the network as much as possible from the outside.
Furthermore, the real-time monitoring system is used for analyzing the real-time test data of the tester and the real-time dynamic data of the firewall system, and gathering the information and feeding the information back to the test control system in real time, so that the test control system can conveniently make dynamic adjustment on the tester and the firewall system.
All or part of the input ports of the test control system are physically connected with the output ports of the tester.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the embodiments provided in the present invention, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a physical machine Server, or a network cloud Server, etc., and needs to install a Windows or Windows Server operating system) to perform some steps of the method according to various embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.

Claims (10)

1. A firewall system stability testing method based on a tester is characterized by comprising the following steps:
step S101: the test control system matches the test case according to the type of the firewall system to be tested and issues a test instruction; the test control system completes the deployment of the firewall system on the firewall system;
step S102: the tester receives a test instruction, automatically generates a test data message according to the test instruction, and sends the test data message to an output port of the tester; after loading of all components of the firewall system is finished, running a test case by a tester to perform stability test on the firewall system, wherein the stability test comprises a performance test and a pressure test;
step S103: the firewall system sends the result data of the stability test to the real-time monitoring system; the dynamic monitoring component of the tester feeds back the collected data to the real-time monitoring system;
step S104: the real-time monitoring system collects the feedback data of the tester and the result data of the firewall system and feeds the collected data back to the test control system;
step S105: the test control system compares the summarized data with the target value of the matched test case, and adds the summarized data and the comparison result in the test report; if the comparison result is in line with expectation, outputting a test report, carrying out manual verification, and ending the method; if not, go to step S106;
step S106: feeding back the comparison result to the test control system;
step S107: and issuing a new test instruction to the tester, controlling the tester to modify parameters, replacing test data, and entering step S102.
2. The method for testing the stability of the firewall system based on the tester according to claim 1, wherein the test control system matches the test case according to the model of the firewall system to be tested and issues the test instruction, comprising: the test control system matches the existing data result of the test case according to the type of the firewall system to be tested, determines a target value according to the matching result, and sends a test instruction to the tester, wherein the test instruction comprises the test case matched with the firewall system to be tested, the target value, the test duration, the test times and interface information used for testing; and issuing the target value to the tester.
3. The method for testing the stability of a firewall system based on a tester according to claim 1, wherein the test control system completes the deployment of the firewall system on the firewall system, comprising: the test control system builds a test environment on the firewall system, so that the built test environment can meet the requirements of various network applications; the test control system also performs function configuration on the firewall system.
4. The method for testing the stability of the firewall system based on the tester according to claim 1, wherein the tester receives a test instruction, automatically generates a test data message according to the test instruction, and issues the test data message to an output port of the tester, and the method comprises the following steps: the tester receives and analyzes the test instruction, loads a test suite matched with the model of the tested firewall system in the tester according to the model of the tested firewall system, confirms the test type, selects a preset output port and detects the state of a link, generates a test data message according to a test case after the test is correct, and sends the test data message to the output port of the tester; the tester is a conventional tester.
5. The firewall system stability testing method based on the tester according to claim 1, wherein after loading of each component of the firewall system is completed, the tester runs a test case to perform stability testing on the firewall system, wherein the stability testing includes performance testing and pressure testing, and includes: after receiving the test data message, the firewall system analyzes the test data message, positions according to a firewall system product and loads test data; and performing stability test on the firewall system, wherein the stability test comprises performance test and pressure test.
6. The firewall system stability testing method based on the tester as claimed in claim 5, wherein the performance test includes concurrent, throughput, delay, and packet loss rate tests, wherein the concurrent tests are performed by using RFC3511 suite in the tester, and the throughput, delay, and packet loss rate tests are performed by using RFC2544 suite in the tester.
7. The tester-based firewall system stability testing method of claim 5, wherein the stress test uses mixed traffic for testing, including application layer protocol traffic, mixed DDOS attack traffic, mixed IPS attack traffic, malformed message traffic.
8. The method according to claim 7, wherein the firewall system starts each monitoring component after receiving the test flow, and the CPU monitoring component, the memory monitoring component, the connection monitoring component, and the log monitoring component dynamically change according to the test flow to obtain the real-time information feedback data.
9. The method according to claim 1, wherein the test control system compares the aggregated data with the target value of the matched test case, and adds the aggregated data and the comparison result to the test report; if the comparison result is in line with expectation, outputting a test report, carrying out manual verification, and ending the method; if not, go to step S106, wherein the manual verification comprises:
step S1051: the tester checks the test report output by the test control system, carries out manual review and judges whether the review result meets the requirements or not; if so, formally outputting the test report as a complete stability evaluation report of the firewall system, and finishing manual verification; if not, go to step S1052;
step S1052: and after the test is finished, the test report is formally output as a complete stability evaluation report of the firewall system.
10. The method of claim 9, wherein the stability assessment report indicates whether the report was obtained from a manual test, an automated test, or both.
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