CN105763362A - Network environment simulation system - Google Patents
Network environment simulation system Download PDFInfo
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- CN105763362A CN105763362A CN201610035594.9A CN201610035594A CN105763362A CN 105763362 A CN105763362 A CN 105763362A CN 201610035594 A CN201610035594 A CN 201610035594A CN 105763362 A CN105763362 A CN 105763362A
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- package
- packet
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- emulating server
- server
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a network environment simulation system, which comprises a program server, a simulation server and a control unit, wherein the program server is connected with the simulation server for uploading data packets of a to-be-tested program or a to-be-tested network architecture to the simulation server for simulation operation and reading fed back data packets; the control port is connected with the simulation server for sending an instruction signal to the simulation server; the simulation server comprises a packet reorganization unit and a packet discarding unit; the packet reorganization unit intercepts the data packets uploaded by the program server, and the data packets are fed back to the program server after packet reorganization; the packet discarding unit is connected with the packet reorganization unit, and a plurality of preset proportion values are written in the packet discarding unit; and when the packet discarding unit is activated and started to work, the packet reorganization unit is controlled according to the instruction signal sent by the control port to discard data packets after packet reorganization according to the selected preset proportion. Various network environments can be simulated, and a good test environment is provided for improving the stability and the fault tolerance of the program and the network architecture.
Description
Technical field
The invention belongs to network communication technology field, relate in particular to a kind of network environment analog systems, for detecting the fault-tolerant ability of application program and the network architecture.
Background technology
Along with computer network day by day popularizing in people live, network management has become the sixty-four dollar question in the information age.Whether one exploitation program or the network architecture can stable operation be very important technical specifications in various complicated network environments.Develop a kind of can the system of stability in various networks of test program or the network architecture and fault-tolerant ability, be the work that urgently complete of those skilled in the art.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of network environment analog systems.
The concrete technical scheme of the present invention is as follows:
A kind of network environment analog systems, including procedure service end, emulating server and control unit.Described procedure service end connects emulating server, and packet to the emulating server for uploading program to be tested or the network architecture is simulated operation and reads the packet of feedback；Described control port connects emulating server, is used for sending a command signal to emulating server；Described emulating server includes package recomposition unit and package discarding unit；Described package recomposition unit, for intercepting the packet that procedure service end is uploaded, feeds back to procedure service end after package restructuring；Described package discarding unit connects package recomposition unit, is written with some preset ratio values in described package discarding unit；When package discarding unit activates and starts work, control package recomposition unit according to the command signal controlling port transmission and abandon the packet after package restructuring by selected preset ratio.
By adopting this technical scheme: utilize package discarding unit to control package recomposition unit and often recombinate and abandon current packet after some packets, thus realizing the simulation of the network environment to packet loss.Realize software to be monitored or the network architecture stability under the network environment of packet loss and fault-tolerant ability.
Preferably, in above-mentioned network environment analog systems: described emulating server also includes the out of order unit of package, the out of order unit of described package is written with some preset ratio values；When the out of order unit activating startup work of package, control package recomposition unit according to the command signal controlling port transmission and preferentially send the packet after the restructuring of current package by selected preset ratio.
By adopting this technical scheme: utilize the out of order unit of package to control package recomposition unit and often recombinate the preferential packet sending current gained of recombinating after some packets, thus realizing the simulation of the network environment that package is out of order.Realize software to be monitored or the network architecture stability under the out of order network environment of package and fault-tolerant ability.
It is further preferred that in above-mentioned network environment analog systems: described emulating server also includes package repetitive, is written with some preset ratio values in described package repetitive；When package repetitive activates and starts work, control package recomposition unit according to the command signal controlling port transmission and repeat the packet after sending the restructuring of current package by selected preset ratio.
By adopting this technical scheme: utilize package repetitive to control package recomposition unit and often recombinate and repeat to send the packet of current gained of recombinating after some packets, thus realizing the simulation to the network environment that package repeats.Realize software to be monitored or the network architecture stability under the out of order network environment of package and fault-tolerant ability.
It may further be preferable that in above-mentioned network environment analog systems: described emulating server also includes package delay cell, is written with some default delay times in described package delay cell；When package delay cell activates and starts work, control package recomposition unit according to the command signal controlling port transmission and preset delay time by selected, the packet after time delay transmission current package restructuring.
By adopting this technical scheme: utilize package delay cell to control the packet after package recomposition unit time delay sends the restructuring of current package.Thus realizing the simulation to the network environment that package postpones.Realize software to be monitored or the network architecture stability under the out of order network environment of package and fault-tolerant ability.
It is even furthermore preferable that in above-mentioned network environment analog systems: described emulating server also includes bandwidth flow-restriction, and described bandwidth flow-restriction is used for current limliting network traffics.
By adopting this technical scheme: realize the operating side effective filtration to the communication data packets that emulating server sends.
Compared with prior art, the present invention can simulate the various network environments such as package postpones, package is out of order, and the stability and fault-tolerance for improving program and the network architecture provides good test environment.
Accompanying drawing explanation
Fig. 1 is the structural schematic block diagram of the present invention；
Fig. 2 is the structural representation of emulating server in Fig. 1.
Detailed description of the invention
In order to be illustrated more clearly that technical scheme, below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1-2:
A kind of network environment analog systems, including procedure service end, emulating server and control unit.
Wherein, procedure service end connects emulating server, and packet to the emulating server for uploading program to be tested or the network architecture is simulated operation and reads the packet of feedback；Control port and connect emulating server, be used for sending a command signal to emulating server, control package discarding unit, the out of order unit of package, package repetitive, the work of package delay cell.
Described emulating server includes package recomposition unit, package discarding unit, the out of order unit of package, package repetitive, package delay cell and bandwidth flow-restriction.
Package recomposition unit intercepts the packet that procedure service end is uploaded, and feeds back to procedure service end after package restructuring；Package discarding unit connects package recomposition unit, is written with some preset ratio values in described package discarding unit；When package discarding unit activates and starts work, control package recomposition unit according to the command signal controlling port transmission and abandon the packet of current package restructuring by selected preset ratio.The out of order unit of package is written with some preset ratio values；When the out of order unit activating startup work of package, control package recomposition unit according to the command signal controlling port transmission and preferentially send the packet after the restructuring of current package by selected preset ratio.Package repetitive is written with some preset ratio values；When package repetitive activates and starts work, control package recomposition unit according to the command signal controlling port transmission and repeat the packet after sending the restructuring of current package by selected preset ratio.Package delay cell is written with some default delay times；When package delay cell activates and starts work, control package recomposition unit according to the command signal controlling port transmission and preset delay time by selected, the packet after time delay transmission current package restructuring.Described emulating server also includes, and described bandwidth flow-restriction is used for current limliting network traffics.
The above; being only specific embodiments of the invention, but protection scope of the present invention is not limited thereto, any those skilled in the art is in technical scope disclosed by the invention; the change that can readily occur in or replacement, all should be encompassed within protection scope of the present invention.Protection scope of the present invention is as the criterion with the protection domain of claims.
Claims (5)
1. a network environment analog systems, it is characterised in that: include procedure service end, emulating server and control unit；
Described procedure service end connects emulating server, and packet to the emulating server for uploading program to be tested or the network architecture is simulated operation and reads the packet of feedback；Described control port connects emulating server, is used for sending a command signal to emulating server；
Described emulating server includes package recomposition unit and package discarding unit；Described package recomposition unit, for intercepting the packet that procedure service end is uploaded, feeds back to procedure service end after package restructuring；
Described package discarding unit connects package recomposition unit, is written with some preset ratio values in described package discarding unit；When package discarding unit activates and starts work, control package recomposition unit according to the command signal controlling port transmission and abandon the packet of current package restructuring by selected preset ratio.
2. a kind of network environment analog systems as claimed in claim 1, it is characterised in that: described emulating server also includes the out of order unit of package, is written with some preset ratio values in the out of order unit of described package；When the out of order unit activating startup work of package, control package recomposition unit according to the command signal controlling port transmission and preferentially send the packet after the restructuring of current package by selected preset ratio.
3. a kind of network environment analog systems as claimed in claim 1, it is characterised in that: described emulating server also includes package repetitive, is written with some preset ratio values in described package repetitive；When package repetitive activates and starts work, control package recomposition unit according to the command signal controlling port transmission and repeat the packet after sending the restructuring of current package by selected preset ratio.
4. a kind of network environment analog systems as claimed in claim 1, it is characterised in that: described emulating server also includes package delay cell, is written with some default delay times in described package delay cell；When package delay cell activates and starts work, control package recomposition unit according to the command signal controlling port transmission and preset delay time by selected, the packet after time delay transmission current package restructuring.
5. a kind of network environment analog systems as described in any one of claim 1-4, it is characterised in that: described emulating server also includes bandwidth flow-restriction, and described bandwidth flow-restriction is used for current limliting network traffics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610035594.9A CN105763362A (en) | 2016-01-20 | 2016-01-20 | Network environment simulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610035594.9A CN105763362A (en) | 2016-01-20 | 2016-01-20 | Network environment simulation system |
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| CN105763362A true CN105763362A (en) | 2016-07-13 |
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| CN201610035594.9A Pending CN105763362A (en) | 2016-01-20 | 2016-01-20 | Network environment simulation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111475359A (en) * | 2020-04-13 | 2020-07-31 | 腾讯音乐娱乐科技（深圳）有限公司 | System testing method, device and storage medium under multi-message interaction scene |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618645A (en) * | 2013-11-28 | 2014-03-05 | 武汉虹旭信息技术有限责任公司 | Complex network environment test system and method with intelligent simulation function |
| US20140310390A1 (en) * | 2013-04-16 | 2014-10-16 | Amazon Technologies, Inc. | Asymmetric packet flow in a distributed load balancer |
| CN104767655A (en) * | 2015-03-17 | 2015-07-08 | 微梦创科网络科技（中国）有限公司 | Analog result detection method and device |
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2016
- 2016-01-20 CN CN201610035594.9A patent/CN105763362A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140310390A1 (en) * | 2013-04-16 | 2014-10-16 | Amazon Technologies, Inc. | Asymmetric packet flow in a distributed load balancer |
| CN103618645A (en) * | 2013-11-28 | 2014-03-05 | 武汉虹旭信息技术有限责任公司 | Complex network environment test system and method with intelligent simulation function |
| CN104767655A (en) * | 2015-03-17 | 2015-07-08 | 微梦创科网络科技（中国）有限公司 | Analog result detection method and device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111475359A (en) * | 2020-04-13 | 2020-07-31 | 腾讯音乐娱乐科技（深圳）有限公司 | System testing method, device and storage medium under multi-message interaction scene |
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Application publication date: 20160713 |
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