CN113438132A - System and method for testing data burst reliability of wireless routing equipment - Google Patents

System and method for testing data burst reliability of wireless routing equipment Download PDF

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Publication number
CN113438132A
CN113438132A CN202110707797.9A CN202110707797A CN113438132A CN 113438132 A CN113438132 A CN 113438132A CN 202110707797 A CN202110707797 A CN 202110707797A CN 113438132 A CN113438132 A CN 113438132A
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wireless
wireless communication
test
data
burst
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黄石勇
袁志洪
范豪
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Shenzhen Tenda Technology Co Ltd
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Shenzhen Tenda Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/50Testing arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/60Router architectures

Abstract

The invention provides a system and a method for testing data burst reliability of wireless router equipment, and belongs to the technical field of wireless router testing. The test system comprises a PC control end and a plurality of wireless communication terminals, wherein the PC control end is connected with a network of wireless routing equipment to be tested through wires, the PC control end is respectively connected with the wireless communication terminals through wires, the wireless communication terminals are respectively connected with wireless networks of the wireless routing equipment to be tested in a wireless mode, the PC control end is provided with a test tool for testing the wireless routing equipment and a control tool for controlling the operation of the wireless communication terminals, and the PC control end controls the running between the PC control end and the wireless communication terminals through the control tool. The invention has the beneficial effects that: the burst data test is completed, and the purpose of verifying the reliability of the burst data of the wireless product is achieved.

Description

System and method for testing data burst reliability of wireless routing equipment
Technical Field
The invention relates to a router test technology, in particular to a wireless routing equipment data burst reliability test system and a test method based on the test system.
Background
For the performance test of the wireless router, the prior art has the following two test methods:
firstly, carrying out IxChariot flow running by two wireless PCs and setting a plurality of data streams; the problems are as follows: a radio frequency user in a test environment establishes a plurality of connections, the flow is large enough but a plurality of radio frequency data are not interacted; data bytes are single and have no complex data type combination; the data throughput rate is rated without sudden large flow; the cost is not high, but the environment expansion possibility is low;
TestCenter C50 and IXIA VeriWave instruments, which simulate the radio of multiple users connecting DUTs and run; the problems are as follows: the test network card has high precision, and the high-density scene cannot be tested because the test network card is required to be in a shielded room environment; the running bytes are combined in a single uncomplicated data type; the data throughput rate is rated without sudden large flow; two radio frequency network cards are provided, so that the cost is high, and the real multi-radio frequency test cannot be simulated.
The defects of the test mode are as follows:
1. the test instrument only uses 1 or 2 radios (wireless terminals) to simulate multiple users for testing, and is not a real multi-user scene;
2. no test for reliability of burst traffic of wireless data is involved;
3. the data model of the running flow is single, only the TCP flow of the same byte or different bytes is run, and the seven-layer service data model is not involved;
4. the requirements of instrument purchase and testing personnel are high, manual testing time is consumed, and the matched testing cost is high;
5. the instrument fixation is only suitable for the performance test of a shielding room and is not suitable for the test of a solution environment; generally, the performance of a rated belt conveyor is tested, and the expandability is not strong.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a system for testing the burst reliability of data of wireless routing equipment and a testing method based on the testing system, which completes burst data testing and achieves the purpose of verifying the burst data reliability of wireless products.
The wireless router comprises a PC control end and a plurality of wireless communication terminals, wherein the PC control end is connected with a network of wireless router equipment to be tested through wires, the PC control end is respectively connected with the wireless communication terminals through wires, the wireless communication terminals are respectively connected with a wireless network of the wireless router equipment to be tested in a wireless mode, the PC control end is provided with a testing tool for testing the wireless router equipment and a control tool for controlling the operation of the wireless communication terminals, the PC control end controls the running between the PC control end and the wireless communication terminals through the control tool, and the reliability of the wireless router equipment is evaluated through the testing tool.
The invention is further improved, and the wireless router also comprises a wireless client, wherein the wireless client is wirelessly connected with the wireless network of the wireless router.
The invention also provides a test method based on the wireless routing equipment data burst reliability test system, which comprises the following steps:
s1: constructing a test environment, wherein the PC control end is in wired connection with all wireless communication terminals;
s2: setting a control script of a PC control end to control the wireless communication terminal;
s3: controlling a PC control end to perform burst connection and output burst data;
s4: and circularly associating the SSID and burst data for testing within a set time, and verifying the stability and reliability of the system according to experimental data.
The invention is further improved, and the method also comprises the step S5: the method for assisting the test by utilizing the wireless client comprises the following specific processing methods: in the test processes of step S3 and step S4, the wireless client is used to perform WiFi of wireless connection to the wireless routing device, and ping gateway address is performed after connection to evaluate the efficiency of wireless association, and the delay effect of multi-user burst flow on other wireless terminals after connection.
The invention is further improved, and the method also comprises the step S6: recording serial port information of the wireless routing equipment in real time, and monitoring the caching condition of a wireless stack data packet of the wireless routing equipment and the utilization rate of a CPU (Central processing Unit) and a memory;
step S7: and evaluating the reliability of the wireless routing device in the data burst according to the data of the step S6.
The invention is further improved, in step S1, after the test environment is constructed, WIFI signals and encryption of the network are configured, all the SSID and passwords of the device are used consistently, and the encryption mode is WPA 2-PSK.
The invention is further improved, in step S2, the PC control end realizes APP automatic test through Python + Appium, and the PC control end cooperates with the Appium to record Python script: firstly, controlling a wireless communication terminal to open network setting, and then connecting the wireless communication terminal with a wifi signal of a wireless routing Device (DUT) to be tested; then controlling the wireless communication terminal to start an ixChariot EP flow running tool and a plurality of flow application software; the python setting loop step duplicates the operation at all of the plurality of wireless communication terminals, enabling the flow between all of the wireless communication terminals and the PC control terminal according to the setting requirements.
The present invention further improves, in step S3, the method for controlling the PC control end to perform burst connection and output burst data includes:
s31: the PC control end is matched with Python to call a selenium to enter a user list page of the wireless routing equipment DUT to acquire IP addresses of all wireless communication terminals wirelessly connected with wifi;
s32: the method comprises the following steps that a PC control end calls pywinauto through python to open an ixchariot running tool installed on a computer and serve as a running server, the ixchariot establishes UDP flows with the same number as wireless communication terminals, a sending address is configured to be a wired acquisition address of the PC control end, and a receiving end uses IP addresses of part of the wireless communication terminals; establishing UDP flows with the same number as the wireless communication terminals, wherein the sending end is the IP address of the part of the wireless communication terminals, the receiving end is the address of the wired PC control end, configuring the duration time of the running flow, and continuing the running flow within the running flow duration time period;
s33: the python continuously controls the remaining wireless communication terminals to start other business APPs and trigger data streams; thereby establishing a burst data model.
In step S4, the processing method for circularly associating the SSID with the burst data test includes:
s41: in the single test process of step S3, the sudden attack of data is focused, the throughput of the sudden attack reaches 200Mbps within 10S, and a data model of the throughput is established according to a large number of market service models;
s42: after the single burst data is tested, the wireless connections of all the wireless communication terminals are disconnected through the PC control terminal, then all the wireless communication terminals are controlled to perform burst connection WiFi signals again, and step S3 is continuously executed to obtain the IP addresses of all the wireless communication terminals and trigger the service to perform burst data transmission;
s43: and in a set time, carrying out burst data attack on the network of the wireless routing equipment DUT circularly and repeatedly, and verifying the stability and reliability of the system through long-time operation.
The invention is further improved, when the data burst test is carried out, the total throughput of all the wireless communication terminals is recorded as A, after the data burst test is carried out for a long time, the total throughput B of all the wireless communication terminals is checked, and when the total throughput B is more than or equal to 95% A, the wireless routing equipment is judged to be qualified in test.
Compared with the prior art, the invention has the beneficial effects that: the method controls the irregular burst of the flow, can achieve the 3-minute burst attack of a comprehensive data model with the total flow exceeding 200Mbps throughput, which cannot be achieved by the previous testing environment, completes the burst data test and achieves the purpose of verifying the burst data reliability of the wireless product. Secondly, the automatic operation improves the testing efficiency, reduces the testing cost and has strong maintainability; the whole set of environment topology is mainly characterized in that one wired PC is connected with a plurality of wireless communication terminals by using a USB (universal serial bus), and a plurality of radio frequency test items are added by matching the wireless connection of a plurality of radio frequency terminals in a scene test; the radio frequency terminal can change according to the updating of codes and the requirement of scenes, has strong expansibility and mobility, can be randomly switched between a high-density scene and a common application scene, and improves the fitting degree of a test scene; and fifthly, the wireless communication terminal in wired connection is used for outputting the flow of the terminal service, so that the data model of the flow is greatly enriched, and the data model comprises a large-byte large-flow model of chariot, a small-byte model of WeChat video, a real service of Tencent video and other protocol data packets.
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FIG. 1 is a schematic structural diagram of a test environment according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a test environment according to another embodiment of the present invention;
FIG. 3 is a flow chart of a testing method of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The test system considers the influence of a large amount of burst data on the stability and reliability of the wireless router, such as a typical wireless router network capable of testing MESH networks, large AC + AP wireless networks and WIFI4/WIFI5/WIFI6 protocols; because the CPU has low main frequency and small memory or the products of the Ecos system have relatively poor data burst processing, the invention mainly adds the burst attack processing of the verification DUT on the data in the set of test system, thereby being capable of better evaluating the actual performance of the wireless routing product.
Specifically, the method controls a plurality of radios (wireless communication terminals) to connect and burst data to the DUT (wireless routing device to be tested) by means of the python script, and finally verifies the stability and reliability of the DUT. It should be noted that the specific implementations described for the test system and test method are for explanation only and are not intended to limit this application.
The embodiment is suitable for various wireless networks, if the network is an MESH network, a test environment is constructed according to a topological graph 1, a micro-enterprise route and an AC + AP networking environment are constructed according to a topological graph 2, a wired PC control end in the MESH network is connected with a LAN port of a main node, and a wired PC control end in the routing network is connected with a core wired network. As shown in fig. 1 and fig. 2, the wired PC not only serves as the ixchariot server, but also has another role, and the Python script for controlling the handset is also run on the PC.
As shown in fig. 3, the testing method of the present invention is:
(1) after the topology construction is completed, WIFI signals and encryption of a network are configured, the SSID and the password need to be in a mode commonly used by a market end scene, and roaming requirements of terminals can be considered for MESH products and networking of the AC + AP, so that in a test environment of the invention, all the SSIDs and the passwords of equipment are used consistently, and the encryption mode is WPA2-PSK, so that a test of a roaming effect can be supported.
In fig. 1 and 2, the automated testing of APP is achieved by Python + Appium on the control PC;
the installation of the tool and environment on the PC is as follows:
the script language: python3.x IDE: installing Pycharm;
installing Java JDK and Android SDK;
③ add E < app >/Android _ SDK \ platform-tools and tools to the path of the adb environment;
installing the Apdium for windows;
after the installation is finished, the application, host and port are started for defaults, and then Android SDK (software switch toolkit) and Java JDK (software switch toolkit in Java language) are set.
(2) The testing steps of the mobile phone controlled by the tool are as follows:
PC connects to mobile phone: opening a developer mode, connecting a USB line with a mobile phone and a computer, and starting USB debugging in the developer option; testing whether the connection is successful, executing the command adb devices, and outputting the list of devices attached to the specific device to indicate that the connection between the mobile phone and the computer is successful
Secondly, the PC records a python script in cooperation with the Apdium: firstly, controlling a mobile phone to open network setting, and then connecting the mobile phone with a wifi signal of a DUT (device under test); then controlling the mobile phone to start ixChariot EP, Tencent video, thunder, Tencent conference and other APPs; the python setting is circulated, and the copying operation can be performed on a plurality of mobile phone terminals in the steps; therefore, the expandability of different scene requirements can be achieved by simple code updating at the later stage.
(3) The steps of using the python script to control the PC to perform burst connection and output burst data are as follows:
the PC is matched with Python to call a selenium to enter a user list page of a DUT (device under test) to obtain an IP address taken by the wireless connection wifi of the mobile phone (the number of the mobile phones is tested in the following steps, the invention takes 20 mobile phones as a test quantity, and a data model is UDP 10+ Tencent conference packet 3+ Tencent video service 3+ thunder P2P service 4, of course, other numbers of wireless communication terminals and service models can be set according to specific use requirements);
secondly, the PC calls pywinauto through python to open the ixchariot installed on the computer to serve as a stream running server, 20 UDP streams are established in the ixchariot, the sending address is configured to be a wired obtaining address for controlling the PC, and the receiving end uses the IP addresses of 10 wireless mobile phones; then 20 UDP flows are established, the sending end is the IP address of the 10 mobile phones, the receiving end is the address of the wired PC, the duration time of the flow running is configured to be 3 minutes, and the flow running script uses a through (the service data model is a big-byte large-flow data model of UDP);
thirdly, the python continuously controls the rest mobile phones to start other business APPs and trigger data streams, wherein the business comprises a Tencent conference packet 3, a Tencent video business 3 and a thunder P2P business 4; thus, the burst data model of the environment is established;
(4) and circularly associating the SSID with the burst data test:
step (3) has completed a single test procedure; the step mainly focuses on the burst attack of the data, the throughput of the burst attack reaches 200Mbps within 10s, and a data model of the throughput is established according to a large number of market business models;
on the basis of the step (3), after the previous 3-minute burst data is tested, the wireless connection of 20 mobile phones is disconnected through the control PC, then 20 mobile phones are controlled to perform burst connection with WiFi signals again, automation is continued according to the operation of 3.3, the IP addresses of 20 mobile phones are obtained, the APP is started, and the service is triggered to perform burst data sending;
and thirdly, carrying out burst data attack on the network of the wireless DUT circularly, running for a long time, and verifying the stability and reliability of the system.
(5) Additionally using a wireless notebook, when the python script is run circularly in the step 3, using the wireless notebook to perform wireless connection with WiFi of the DUT, and performing ping gateway address after connection, focusing on the efficiency of wireless association, and also having the delay influence of multi-user burst running on other wireless terminals after connection;
(6) recording serial port information of the DUT in real time, and paying attention to the wireless stack data packet caching condition of the DUT and the utilization rate of a CPU and a memory.
(7) And evaluating the reliability of the wireless routing device in the data burst according to the data of the step S6.
The PC control end of the test system controls irregular burst of flow by using the python script, so that the burst attack of a comprehensive data model with the total flow exceeding 200Mbps throughput can be realized once in 3 minutes, which cannot be realized by the previous test environment, the burst data test is completed, and the purpose of verifying the burst data reliability of a wireless product is realized.
The test judgment standard of the invention is set as follows:
1. the wireless association and data burst run for a long time, the phenomenon of abnormal high of a CPU and a memory of a DUT (device under test) can not occur, the whole machine runs normally, and the phenomenon of crash or restart is avoided;
2. the number of wireless forwarding stack packets of the DUT is increased suddenly and then can be slowly processed to be reduced, and the condition that the wireless forwarding stack packets cannot be forwarded due to the attack of burst data is avoided;
3. triggering 20 service model data for the first time, recording the total throughput of users as A, and after the long-time operation of 48 hours, checking the total throughput B of 20 users, wherein B is required to be more than or equal to 95% A;
4. the wireless notebook additionally used in the step 5 has normal wireless association, stable ping packet and no packet loss phenomenon, and the ping packet cannot be unstable in time delay and has no packet loss in the burst moment of multi-user association and stream running.
The DUT reliability can be judged to be good and the test is qualified by meeting the test standard.
The invention has the following outstanding advantages:
1. the testing environment almost completely uses python to develop and adapt, testers of any technical level can independently test after the adaptation is completed, the testing radio can be increased at will, the maintenance is simple, the cost is low, and the cost performance is higher than that of an instrument by more than 70%;
2. the test environment uses a plurality of real mobile phones to carry out connection test, has higher reliability compared with one or two radios of a test instrument, is closer to a user scene, and also completes the defects of multi-radio performance test and burst data test;
3. the flow data model is UDP 10+ Tencent conference packet 3+ Tencent video service 3+ fast P2P service 4, is more attached to the service of a user scene, and has more test significance than a TCP/UDP protocol with a single instrument;
4. the automation rate of the test means is 95%, the manual part only needs to connect and observe an additional notebook, and the efficiency can be improved by more than 50% after the test environment is fixed;
5. for various solution environment uses, the background traffic can be directly added in the nested entering scene in various solution environments.
The above-described embodiments are intended to be illustrative, and not restrictive, of the invention, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (10)

1. A wireless routing equipment data burst reliability test system is characterized in that: including PC control end and a plurality of wireless communication terminal, wherein, the network of the wireless routing equipment that the PC control end awaits measuring through wired connection, the PC control end links to each other with a plurality of wireless communication terminal respectively through wired, a plurality of wireless communication terminal is wireless connection respectively the wireless network of the wireless routing equipment that awaits measuring, the PC control end is equipped with the testing tool that carries out the test to wireless routing equipment and controls the control tool of wireless communication terminal operation, the PC control end passes through control tool control race between PC control end and a plurality of wireless communication terminal flows, and passes through the reliability of testing tool aassessment wireless routing equipment.
2. The wireless routing device data burst reliability test system of claim 1, wherein: the wireless router also comprises a wireless client which is in wireless connection with the wireless network of the wireless routing equipment.
3. A test method based on the system for testing reliability of data burst of wireless routing device according to claim 1 or 2, comprising the steps of:
s1: constructing a test environment, wherein the PC control end is in wired connection with all wireless communication terminals;
s2: setting a control script of a PC control end to control the wireless communication terminal;
s3: controlling a PC control end to perform burst connection and output burst data;
s4: and circularly associating the SSID and burst data for testing within a set time, and verifying the stability and reliability of the system according to experimental data.
4. The test method of claim 3, wherein: further comprising step S5: the method for assisting the test by utilizing the wireless client comprises the following specific processing methods: in the test processes of step S3 and step S4, the wireless client is used to perform WiFi of wireless connection to the wireless routing device, and ping gateway address is performed after connection to evaluate the efficiency of wireless association, and the delay effect of multi-user burst flow on other wireless terminals after connection.
5. The test method of claim 4, wherein: further comprising step S6: recording serial port information of the wireless routing equipment in real time, and monitoring the caching condition of a wireless stack data packet of the wireless routing equipment and the utilization rate of a CPU (Central processing Unit) and a memory; step S7: and evaluating the reliability of the wireless routing device in the data burst according to the data of the step S6.
6. The test method according to any one of claims 3 to 5, wherein: in step S1, after the test environment is constructed, WIFI signals and encryption of the network are configured, all SSIDs and passwords of the devices are used consistently, and the encryption mode is WPA 2-PSK.
7. The test method of claim 6, wherein: in step S2, the PC control end realizes APP automatic test through Python + Appium, and the PC control end records Python scripts in cooperation with the Appium: firstly, controlling a wireless communication terminal to open network setting, and then connecting the wireless communication terminal with a wifi signal of a wireless routing Device (DUT) to be tested; then controlling the wireless communication terminal to start an ixChariot EP flow running tool and a plurality of flow application software; the python setting loop step duplicates the operation at all of the plurality of wireless communication terminals, enabling the flow between all of the wireless communication terminals and the PC control terminal according to the setting requirements.
8. The method of claim 7, wherein the method comprises: in step S3, the method for controlling the PC control end to perform burst connection and output burst data includes:
s31: the PC control end is matched with Python to call a selenium to enter a user list page of the wireless routing equipment DUT to acquire IP addresses of all wireless communication terminals wirelessly connected with wifi;
s32: the method comprises the following steps that a PC control end calls pywinauto through python to open an ixchariot running tool installed on a computer and serve as a running server, the ixchariot establishes UDP flows with the same number as wireless communication terminals, a sending address is configured to be a wired acquisition address of the PC control end, and a receiving end uses IP addresses of part of the wireless communication terminals; establishing UDP flows with the same number as the wireless communication terminals, wherein the sending end is the IP address of the part of the wireless communication terminals, the receiving end is the address of the wired PC control end, configuring the duration time of the running flow, and continuing the running flow within the running flow duration time period;
s33: the python continuously controls the remaining wireless communication terminals to start other business APPs and trigger data streams; thereby establishing a burst data model.
9. The method of claim 8, wherein the method comprises: in step S4, the processing method for the cycle association SSID and burst data test is:
s41: in the single test process of step S3, the sudden attack of data is focused, the throughput of the sudden attack reaches 200Mbps within 10S, and a data model of the throughput is established according to a large number of market service models;
s42: after the single burst data is tested, the wireless connections of all the wireless communication terminals are disconnected through the PC control terminal, then all the wireless communication terminals are controlled to perform burst connection WiFi signals again, and step S3 is continuously executed to obtain the IP addresses of all the wireless communication terminals and trigger the service to perform burst data transmission;
s43: and in a set time, carrying out burst data attack on the network of the wireless routing equipment DUT circularly and repeatedly, and verifying the stability and reliability of the system through long-time operation.
10. The method of claim 9, wherein the method comprises: and during data burst test, recording the total throughput of all the wireless communication terminals as A, checking the total flow throughput B of all the wireless communication terminals after long-time operation, and judging that the wireless routing equipment is qualified in test when B is more than or equal to 95% A.
CN202110707797.9A 2021-06-24 2021-06-24 System and method for testing data burst reliability of wireless routing equipment Pending CN113438132A (en)

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CN113766546B (en) * 2021-10-18 2023-10-10 深圳市吉祥腾达科技有限公司 Method and system for testing solution of smart home in MESH networking
CN114641027A (en) * 2022-03-21 2022-06-17 广西广电新媒体有限公司 Wireless office network multi-user accurate experience active sensing system and method

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Application publication date: 20210924