CN103248709A - Wireless signal automatic simulation method and system - Google Patents
Wireless signal automatic simulation method and system Download PDFInfo
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- CN103248709A CN103248709A CN201310195767XA CN201310195767A CN103248709A CN 103248709 A CN103248709 A CN 103248709A CN 201310195767X A CN201310195767X A CN 201310195767XA CN 201310195767 A CN201310195767 A CN 201310195767A CN 103248709 A CN103248709 A CN 103248709A
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Abstract
The invention provides a wireless signal automatic simulation method and system. The method comprises the steps: a mobile terminal organizes a request, wherein the request comprises a network state parameter and a target path; an agent computer receives the request, and according to the network state parameter in the request, a wireless network state between the agent computer and a Web server is set; and the agent computer simulates corresponding wireless network signals according to the wireless network state so as to access the Web server. With the adoption of the method and the system disclosed by the invention, the automatic simulation of the wireless network signals can be realized.
Description
Technical field
The present invention relates to the flow control measuring technology, relate in particular to a kind of wireless signal automation simulation method and system.
Background technology
The flow control great majority are used for personal desktop machine (PC), are used for the network congestion on the simulation PC, thereby test the good of some congestion control algorithm.
Fig. 1 shows a kind of flow control analogue system in the prior art, wherein, at proxy machine 12 places control rate of discharge and inlet flow rate (comprising network delay, packet loss etc.), thus the diverse network state of simulation client computer 11 visit source stations 13.Wherein, client computer 11 and proxy machine 12 all are based on (SuSE) Linux OS usually.
Adopt the advantage of scheme shown in Figure 1 as follows: cost is low, only needs a stylobate to get final product in the PC of (SuSE) Linux OS usually; Dispose simply, need not to recompilate kernel, the flow control tool tc that can directly use (SuSE) Linux OS to carry writes corresponding flow control script.
Yet, along with the application of portable terminal is more and more, therefore need the simulation test cell-phone customer terminal to the access request of server end.As shown in Figure 1 scheme has following shortcoming in the prior art then:
1, can't the analog wireless networks signal, prior art usually simulation all be the network state of PC, fail to realize the simulation of wireless network signal, as the wifi signal, 3G signal etc.;
2, the diverse network automation of being unrealized is switched: the switching of present technical wireless signal all needs manually to change mobile phone or sim card, can't accomplish that automation switches;
3, the cross-platform network state of being unrealized switches: the handover network state generally is to carry out under linux operating system in the prior art, and portable terminal app automatic test generally carries out under windows operating system, has the network state switching problem under cross-platform.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of wireless signal automation simulation method and system, can realize the automatization simulation emulation of wireless network signal.
For solving the problems of the technologies described above, the invention provides a kind of wireless signal automation simulation method, comprising:
The request of portable terminal tissue, this request comprises network state parameter and destination path;
Proxy machine receives this request, according to the network state parameter in this request wireless network state between this proxy machine and the Web server is set;
Described proxy machine according to the corresponding wireless network signal of described wireless network state simulation to visit described Web server.
According to one embodiment of present invention, described Web server is positioned at Intranet, wherein is cached with the content of the source server that is positioned at outer net.
According to one embodiment of present invention, this method also comprises before described portable terminal is organized described request: described portable terminal is visited this source server via described Web server, with the content caching in the described source server in described Web server.
According to one embodiment of present invention, described proxy machine receives this request via middle favourable turn, and wherein, described proxy machine is based on (SuSE) Linux OS, favourable turn is based on Windows operating system in described, and described middle favourable turn carries out transferring to described proxy machine after the cross-platform conversion to this request.
According to one embodiment of present invention, described request also comprises the network state switching signal, switches the multiple different wireless network signal of simulation to indicate described proxy machine.
The present invention also provides a kind of wireless signal automation simulation system, comprising:
Web server;
Portable terminal, the tissue request, this request comprises network state parameter and destination path;
Proxy machine receives this request, according to the network state parameter in this request wireless network state between this proxy machine and the described Web server is set, and according to the corresponding wireless network signal of described wireless network state simulation to visit described Web server.
According to one embodiment of present invention, described Web server is positioned at Intranet, wherein is cached with the content of the source server that is positioned at outer net.
According to one embodiment of present invention, make up described Web server in the following way: described portable terminal is before sending this request, visit this source server via described Web server, with the content caching in the described source server in described Web server.
According to one embodiment of present invention, this system also comprises: middle favourable turn, described middle favourable turn are based on Windows operating system, and described proxy machine is based on (SuSE) Linux OS, and described middle favourable turn carries out transferring to described proxy machine after the cross-platform conversion to this request.
According to one embodiment of present invention, described request also comprises the network state switching signal, switches the multiple different wireless network signal of simulation to indicate described proxy machine.
Compared with prior art, the present invention has the following advantages:
In the wireless signal automation simulation method and system of the embodiment of the invention, the request of proxy machine mobile terminal receive, correspondingly arrange and Web server between the wireless network state and and then the analog wireless networks signal visit this Web server, thereby realized the automatization simulation emulation of wireless network signal, need not to change mobile phone or sim card etc.
Further, the Web server of the embodiment of the invention can be the server of Intranet, portable terminal is at first visited the source server of outer net via this Web server, thereby the content caching of source server is being positioned at the Web server of Intranet, make follow-up test simulation process need not to visit outer net, be conducive to reduce the bandwidth that takies.
Description of drawings
Fig. 1 is the structured flowchart of a kind of flow control test macro in the prior art;
Fig. 2 is the schematic flow sheet of the wireless signal automation simulation method of the embodiment of the invention;
Fig. 3 is the structured flowchart of the wireless signal automation simulation system of the embodiment of the invention.
Embodiment
The invention will be further described below in conjunction with specific embodiments and the drawings, but should not limit protection scope of the present invention with this.
The wireless signal automation simulation method of present embodiment comprises the steps:
The request of portable terminal tissue, this request comprises network state parameter and destination path;
Proxy machine receives this request, according to the network state parameter in this request wireless network state between this proxy machine and the Web server is set;
Described proxy machine according to the corresponding wireless network signal of described wireless network state simulation to visit described Web server.
Furthermore, Web server is preferably the server that is positioned at Intranet, before test, can adopt mobile terminal accessing to be positioned at the source server of outer net earlier, thereby the content caching of source server in the Web server of Intranet, is realized the structure of intranet Web server.Because it is limited to connect the bandwidth of outer net in a lot of test environments, Intranet is restricted usually to the flow of outer net, carries out the flow control test in the less environment of bandwidth, the control DeGrain; Use the mode of buffer memory (cache) to construct Web service in Intranet, the former data in server of outer net is used for the Web server of test by maiden visit buffer memory to Intranet, be conducive to improve and test effect, reduce taking bandwidth.
Portable terminal can adopt the request of variety of way tissue, for example can adopt the mode of third party application (app) to realize.In a nonrestrictive example, can increase the automatic selection function of wireless network signal by the app on the portable terminal, this wireless network signal can be various wireless network signals such as wifi, 3G, edge, gprs, and each wireless network signal can be corresponding to a group network state parameter.The network state parameter refers to the parameter that influences network quality, for example can comprise the network bandwidth, network delay, packet loss etc.
In addition, the request of portable terminal tissue can also comprise destination path and network state switching signal.Wherein, destination path can be the URL of the object content that will visit.The network state switching signal is used to indicate the multiple different wireless network signal that needs simulation, for example, if the network state parameter is 1, then expression needs the handover network state, if be 0 then do not need to switch again simulation, the network state switching signal can be initialized as 1 when initial, after various wireless network signals are all switched traversal, this value can be revised as 0.
Because the app of big multi-mobile-terminal is based on the Windows operating system platform, and proxy machine is normally based on (SuSE) Linux OS, therefore as a preferred embodiment, can adopt the middle favourable turn based on Windows operating system that cross-platform conversion is carried out in the request that app sends, transmit it to proxy machine afterwards again and handle.
Proxy machine is after receiving this request, trigger the setting operation of wireless network signal, according to the network state parameter that comprises in the request wireless network state between proxy machine and the Web server is set, visits Web server according to wireless network state simulation corresponding wireless network signal then.
Furthermore, the simulation of wireless network signal can comprise following process: at first empty all traffic control rule; Secondly, establishment has the flow formation rule of class, in this flow formation rule parent bandwidth value and subclass bandwidth value are set, wherein the subclass bandwidth value is that network state parameter in the request of previous portable terminal transmission records, and the parent bandwidth value is greater than the subclass bandwidth value; Again, in subclass, increase time-delay and packet loss rule, thus the state of simulating time-delay, packet loss and the bandwidth of various wireless network signals; Last according to the corresponding wireless network signal of wireless network state simulation that obtains.
In addition the network state switching signal can also be set, difference according to the network state switching signal, switch the different wireless network signal of simulation respectively, for example the network state switching signal is 1 expression wifi signal, be 2 expression 3G signals, be 3 expression EDGE/GPRS signals, default situations lower network state switching signal from 1 to 3 is switched one by one, do not switch again if do not need, then can the network state switching signal be set to 0, this moment, the network state switching signal was also referred to as network state finishing switching signal.
In addition, after the wireless network state arranges end each time, proxy machine can also be judged the network state switching signal, if non-0, then select the corresponding wireless network signal according to the concrete numerical value of network state switching signal, and should operate via proxy machine and pass to middle favourable turn, so that wireless network signal is selected in the automation of next round.
Fig. 2 shows the example of wireless signal automation simulation, is elaborated below with reference to Fig. 2.
At first make up the Web server that is positioned at Intranet, detailed process is as follows: 1) agency is set, at mobile app the agency is set, ip and port numbers are pointed to Web server, for the Chinese that solves on the portable terminal shows problem, can also obtain id number of mobile app correspondence under the mobile app drop-down menu at the space structure levels analyzer, and by configuration file its mapping relations be write in the file; 2) mobile app automation visit Web server, the Web that mobile app sends asks through Web server, and respond packet is cached in the Web server, and Web request afterwards will directly be obtained corresponding from this Web server; 3) the Web buffer memory is judged, on Web server, accessing step 2 again) one of them URL of visit, whether inspection has the mark of buffer memory, if having then show buffer memory, can enter subsequent operation.
At the S21 place, mobile phone signal (also being wireless network signal) is selected in mobile app automation afterwards.Furthermore, by selecting mobile phone signal, portable terminal can be organized corresponding request, the destination path (for example URL) that this request comprises the network state parameter and will visit.
At the S22 place, middle favourable turn is received after the request of portable terminal, record network state parameter wherein.
At the S23 place, send the request of revising the wireless network state to proxy machine.
At the S24 place, proxy machine accepts to revise request, revises the wireless network state that comes and goes between proxy machine and the intranet Web server.
At the S25 place, the wireless network signal of proxy machine output simulation.
At the S26 place, judge whether test finishes, finish if then advance to S27, continue otherwise return S21.
Simulation about wireless network signal, it mainly is to simulate various wireless network states by the wireless network parameter that arranges between proxy machine and the Web server, thereby simulating mobile terminal is to the network state of base station, make proxy machine be called the simulant-client of mobile terminal accessing Web server, and carry out simulation and the response thereof of various URL requests.
The simulation of wireless network signal mainly comprises following process:
1) empty all Class Queue rules that have: before carrying out flow control, guarantee that this was not set up before rule-like is arranged, the perhaps rule setting before the cancellation, with guarantee the clean and data of environment reliably;
2) create the flow formation rule that class is arranged: parent bandwidth value and subclass maximum bandwidth value are set in this formation rule, and the subclass bandwidth value derives from the interior network state parameter of request that portable terminal sends, and wherein the parent bandwidth value is greater than the subclass bandwidth value;
3) increase time delay and packet loss rule for subclass: increase time delay and packet loss rule in subclass, thereby simulate the time-delay of various wireless networks, packet loss and bandwidth, this value derive from the interior network state parameter of request that portable terminal sends;
4) the network state switching signal is set: at last according to step 2) and the wireless network state of step 3), operation corresponding program analog wireless networks signal, and the network state switching signal is set, for example, if need to finish, then it is set to 0.
After each wireless network state arranges end, proxy machine can judge whether the network state switching signal is 0, if non-0, then carry out the selection operation of wireless network signal again, and should operate by proxy machine and passed to middle favourable turn so that wireless signal is selected in the automation of next round, when the respective value of each network state be set up go over after, then need not to switch, the network state switching is finished again.
Need to prove that portable terminal is first via the source server of the Web server of Intranet visit outer net, in order to the content caching of source server to Web server, in the follow-up automatic test course, the Web server of the Intranet of mobile terminal accessing.
To sum up, in the above-described embodiments, the basis of network virtual environment during the Web server of structure Intranet, proxy machine is equivalent to play the part of the role of router afterwards, control inlet flow rate and rate of discharge, time-delay and packet loss etc., thus simulate various wireless network signals; In addition, can be in Windows operating system end structure diverse network state parameter and request data package, simulation URL request, need to install corresponding Web server program (Web server) at proxy machine, the network state that is used for accepting from Windows operating system end is changed demand, and triggers the corresponding operation of handling; At last, the request of Windows operating system end (comprising network state change and handover operation) will meet with a response at the Web server of Intranet, and exports corresponding network signal, until EOT.
Adopt the scheme of present embodiment, simulated environment is very approaching with real wireless network environment, and error belongs to acceptable error about 5%.At first, can use the PC network analogue mobile phone to the diverse network state of base station, the switching of mobile phone and SIM card thereof when significantly reducing mobile app automatic test improves automaticity and efficient; Secondly, the mobile app automatic test of cancellation can be gone up largely to the mobile phone hardware-dependent, hardware cost can be saved; At last, can be in the operation of the mobile app of proxy machine simulation, go up largely when eliminating mobile app automatic test and touch various unusual that time-delay brings, reduce abnormal data, improve the accuracy of test data.
With reference to figure 3, present embodiment also provides a kind of wireless signal automation simulation system, mainly comprises: portable terminal 31, middle favourable turn 32, proxy machine 33, Web server 34 and source server 35.
Wherein, portable terminal 31 tissue requests, this request comprises network state parameter and destination path; Proxy machine 33 receives this request via middle favourable turn 32, according to the network state parameter in this request wireless network state between this proxy machine 33 and the Web server 34 is set, and according to the corresponding wireless network signal of this wireless network state simulation to visit Web server 34.Furthermore, Web server 34 is positioned at Intranet, wherein is cached with the content of the source server 35 that is positioned at outer net.In the present embodiment, middle favourable turn 32 is based on the Windows operating system platform, with coupling portable terminal 31 and carry out cross-platform conversion, request is converted to the proxy machine 33 that is applicable to the (SuSE) Linux OS platform.
About the more information of this wireless signal automation simulation system, see also in the previous embodiment associated description about wireless signal automation simulation method.
Though the present invention with preferred embodiment openly as above; but it is not to limit the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible change and modification, so protection scope of the present invention should be as the criterion with the scope that claim of the present invention was defined.
Claims (10)
1. a wireless signal automation simulation method is characterized in that, comprising:
The request of portable terminal tissue, this request comprises network state parameter and destination path;
Proxy machine receives this request, according to the network state parameter in this request wireless network state between this proxy machine and the Web server is set;
Described proxy machine according to the corresponding wireless network signal of described wireless network state simulation to visit described Web server.
2. method according to claim 1 is characterized in that, described Web server is positioned at Intranet, wherein is cached with the content of the source server that is positioned at outer net.
3. method according to claim 2, it is characterized in that, also comprised before described portable terminal is organized described request: described portable terminal is visited this source server via described Web server, with the content caching in the described source server in described Web server.
4. method according to claim 1, it is characterized in that, described proxy machine receives this request via middle favourable turn, wherein, described proxy machine is based on (SuSE) Linux OS, favourable turn is based on Windows operating system in described, and described middle favourable turn carries out transferring to described proxy machine after the cross-platform conversion to this request.
5. method according to claim 1 is characterized in that, described request also comprises the network state switching signal, switches the multiple different wireless network signal of simulation to indicate described proxy machine.
6. a wireless signal automation simulation system is characterized in that, comprising:
Web server;
Portable terminal, the tissue request, this request comprises network state parameter and destination path;
Proxy machine receives this request, according to the network state parameter in this request wireless network state between this proxy machine and the described Web server is set, and according to the corresponding wireless network signal of described wireless network state simulation to visit described Web server.
7. system according to claim 6 is characterized in that, described Web server is positioned at Intranet, wherein is cached with the content of the source server that is positioned at outer net.
8. system according to claim 7, it is characterized in that, make up described Web server in the following way: described portable terminal was visited this source server via described Web server before sending this request, with the content caching in the described source server in described Web server.
9. system according to claim 6 is characterized in that, also comprises:
Middle favourable turn, described middle favourable turn are based on Windows operating system, and described proxy machine is based on (SuSE) Linux OS, and described middle the favourable turn carries out transferring to described proxy machine after the cross-platform conversion to this request.
10. system according to claim 6 is characterized in that, described request also comprises the network state switching signal, switches the multiple different wireless network signal of simulation to indicate described proxy machine.
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| CN103248709B (en) | 2016-03-16 |
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