CN112242922A - Method, device and equipment for constructing network topology and readable medium - Google Patents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention discloses a method for constructing a network topology, which comprises the following steps: accessing all devices to be connected to the topology connector, setting all access ports of the topology connector to be in a closed state, and placing the ports in the closed state into an isolation group; receiving a topology connection command, and selecting a port corresponding to a topology connector based on the topology connection command; setting the corresponding port to be in an opening state, and removing the port from the isolation group; and establishing a connection channel based on the corresponding port. The invention also discloses a network topology construction device, computer equipment and a readable storage medium. According to the invention, the network topology is constructed through the topology connector, so that the labor input in constructing the test topology is reduced, the efficiency and the accuracy of constructing the topology are greatly improved, the test equipment is protected, and the service life of the test equipment is prolonged.
Description
Technical Field
The present invention relates to the field of computer network technologies, and in particular, to a method, an apparatus, a device, and a readable medium for constructing a network topology.
Background
When the wired network communication device performs software function testing, different network testing topologies need to be constructed according to different software characteristics or application scenarios. Various connecting devices, such as twisted pair, optical fiber, cable, etc., are commonly used to connect the device under test, the auxiliary device and the test equipment, such as flow generator, test server, one to another, and the topology is removed after the test is completed.
Such a connection method causes the following problems: the manual connection consumes much labor and time; the topology is built and removed for many times, so that the service life of related devices is greatly shortened, and even premature damage is caused; the test topology cannot be flexibly modified, the connection needs to be manually replaced every time the test topology is changed, and misoperation is easy to generate.
Disclosure of Invention
In view of this, an object of the embodiments of the present invention is to provide a method, an apparatus, a device, and a readable medium for constructing a network topology, where the network topology is constructed through a topology connector, so as to reduce human input in constructing a test topology, greatly improve efficiency and accuracy of constructing the topology, and also be beneficial to protecting test equipment and prolonging a service life of the test equipment.
Based on the above purpose, an aspect of the embodiments of the present invention provides a method for constructing a network topology, including the following steps: accessing all devices to be connected to the topology connector, setting all access ports of the topology connector to be in a closed state, and placing the ports in the closed state into an isolation group; receiving a topology connection command, and selecting a port corresponding to a topology connector based on the topology connection command; setting the corresponding port to be in an opening state, and removing the port from the isolation group; and establishing a connection channel based on the corresponding port.
In some embodiments, receiving the topology connection command, and selecting the port corresponding to the topology connector based on the topology connection command includes: receiving a topology connection command, acquiring information of the equipment to be connected, and judging whether the equipment to be connected is available; and if the equipment to be connected is available, setting an occupation mark for the equipment, and selecting a port corresponding to the topology connector based on the equipment to be connected.
In some embodiments, further comprising: if the equipment to be connected is unavailable, an error is reported and the equipment to be connected is restarted.
In some embodiments, establishing a connection channel based on a corresponding port comprises: and establishing a connection channel based on the corresponding port through the physical switch construction or the two-layer tunnel technology of the Ethernet switch.
In some embodiments, further comprising: receiving a topology removal command, and selecting a port corresponding to a topology connector based on the topology removal command; removing the connection channel based on the corresponding port; and setting the corresponding port to be in a closed state and placing the port into an isolation group.
In some embodiments, further comprising: the occupation flag of the corresponding port is released.
In some embodiments, accessing all devices to be connected to the topological connector comprises: and accessing all the devices to be connected to the large-switching-capacity switch.
In another aspect of the embodiments of the present invention, a device for constructing a network topology is further provided, including: the device comprises an initial module, a topology connector and an isolation group, wherein the initial module is configured to access all devices to be connected to the topology connector, set all access ports of the topology connector to be in a closed state and place the ports in the closed state into the isolation group; the processing module is configured to receive a topology connection command and select a port corresponding to the topology connector based on the topology connection command; the setting module is configured to set the corresponding port to be in an open state and remove the port from the isolation group; and a building module configured to establish a connection channel based on the corresponding port.
In some embodiments, the processing module is further configured to: receiving a topology connection command, acquiring information of the equipment to be connected, and judging whether the equipment to be connected is available; and if the equipment to be connected is available, setting an occupation mark for the equipment, and selecting a port corresponding to the topology connector based on the equipment to be connected.
In some embodiments, the processing module is further configured to: if the equipment to be connected is unavailable, an error is reported and the equipment to be connected is restarted.
In some embodiments, the building module is further configured to: and establishing a connection channel based on the corresponding port through the physical switch construction or the two-layer tunnel technology of the Ethernet switch.
In some embodiments, the processing module is further configured to: receiving a topology removal command, and selecting a port corresponding to a topology connector based on the topology removal command; removing the connection channel based on the corresponding port; and setting the corresponding port to be in a closed state and placing the port into an isolation group.
In some embodiments, the processing module is further configured to: the occupation flag of the corresponding port is released.
In some embodiments, the initialization module is further configured to: and accessing all the devices to be connected to the large-switching-capacity switch.
In another aspect of the embodiments of the present invention, there is also provided a computer device, including: at least one processor; and a memory storing computer instructions executable on the processor, the instructions when executed by the processor implementing the steps of the method.
In a further aspect of the embodiments of the present invention, a computer-readable storage medium is also provided, in which a computer program for implementing the above method steps is stored when the computer program is executed by a processor.
The invention has the following beneficial technical effects: the network topology is constructed through the topology connector, so that the labor input in constructing the test topology is reduced, the efficiency and the accuracy of constructing the topology are greatly improved, the test equipment is protected, and the service life of the test equipment is prolonged.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained by using the drawings without creative efforts.
Fig. 1 is a schematic diagram of an embodiment of a method for constructing a network topology provided by the present invention;
fig. 2 is a schematic diagram of an embodiment of a device for constructing a network topology provided by the present invention;
FIG. 3 is a schematic diagram of an embodiment of a computer device provided by the present invention;
FIG. 4 is a schematic diagram of an embodiment of a computer-readable storage medium provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
In view of the above, a first aspect of the embodiments of the present invention provides an embodiment of a method for constructing a network topology. Fig. 1 is a schematic diagram illustrating an embodiment of a method for constructing a network topology according to the present invention. As shown in fig. 1, the embodiment of the present invention includes the following steps:
s01, accessing all the devices to be connected to the topology connector, setting all access ports of the topology connector to be in a closed state, and placing the ports in the closed state into an isolation group;
s02, receiving a topology connection command, and selecting a port corresponding to the topology connector based on the topology connection command;
s03, setting the corresponding port to be in an open state and removing the port from the isolation group; and
and S04, establishing a connection channel based on the corresponding port.
In the embodiment, the method is applied to manual or automatic test topology construction of the wired network equipment. In an initial state, all topological connection ports belong to the same port isolation group and are in a shutdown state to ensure physical isolation; after receiving connection information input by a user, the controller moves a topology connector port no shutdown open state corresponding to the device to be connected out of the port isolation group, and establishes a special channel through the physical tunnel or the two-layer tunnel technology; then the connected two-end equipment can communicate through the channel; and when all the connections are constructed, the corresponding network test topology is constructed. After the test is completed, when the topology is removed, only the dedicated channel needs to be deleted, the topology connection port is closed, and the port isolation group is reset. The network topology is constructed through the topology connector, so that the labor input in constructing the test topology is reduced, the efficiency and the accuracy of constructing the topology are greatly improved, the test equipment is protected, and the service life of the test equipment is prolonged.
In this embodiment, the device comprises a control end, one or more topology connectors, a device under test, an auxiliary device, a server and related connection cables. The control end and the topology connector can be connected through a serial port or an in-band port; the topology connector is connected with the tested equipment, the auxiliary equipment and the server through related cables; the topological connectors are connected through high-speed cables. Wherein the physical connection comprises: all the tested equipment, the auxiliary equipment and the server are connected to the topological connector by using a proper connecting device according to requirements, wherein the connecting device can be a twisted pair, an optical fiber and an optical module, a DAC/AOC cable and the like. A plurality of topological connectors are connected through high-speed ports (40G/100G). The logical connection includes: when a user inputs connection information, that is, two end devices that need to establish a connection, the controller will establish a dedicated forwarding channel for each connection on the topology connector, and the technique for establishing the dedicated channel may be established by a physical switch or by a two-layer tunnel technique of an ethernet switch, such as QinQ, Vlan-Translation, VPLS, Vxlan, and the like.
In some embodiments of the present invention, receiving a topology connection command, and selecting a port corresponding to a topology connector based on the topology connection command includes: receiving a topology connection command, acquiring information of the equipment to be connected, and judging whether the equipment to be connected is available; and if the equipment to be connected is available, setting an occupation mark for the equipment, and selecting a port corresponding to the topology connector based on the equipment to be connected.
In this embodiment, during initialization, all ports of the topology connector are added to the port isolation group, and the ports are closed; after a user inputs topology configuration, the controller converts the topology configuration into configuration information of 1 or more connections, and then starts to establish the connections one by one; when the connection is established, the equipment information of the two ends of the connection is firstly obtained, and then whether the equipment is available or online or occupied by other topologies or not is judged; if the device is available, the device is marked as occupied, then the topological connector port corresponding to the device is opened, the port isolation group is moved out, and the tunnel technology is designated.
In some embodiments of the invention, further comprising: if the equipment to be connected is unavailable, an error is reported and the equipment to be connected is restarted.
In this embodiment, during initialization, all ports of the topology connector are added to the port isolation group, and the ports are closed; after a user inputs topology configuration, the controller converts the topology configuration into configuration information of 1 or more connections, and then starts to establish the connections one by one; when the connection is established, the equipment information of the two ends of the connection is firstly obtained, and then whether the equipment is available or online or occupied by other topologies or not is judged; if the device is not available, an error is reported and the device is restarted, and the connection is skipped and the next connection is processed.
In some embodiments of the invention, establishing a connection channel based on a corresponding port comprises: and establishing a connection channel based on the corresponding port through the physical switch construction or the two-layer tunnel technology of the Ethernet switch.
In this embodiment, when a user inputs connection information, that is, two end devices that need to establish a connection, a controller will establish a dedicated forwarding channel for each connection on a topology connector, where the technique for establishing a dedicated channel may be established by a physical switch, or may be established by a two-layer tunnel technique of an ethernet switch, such as QinQ, Vlan-Translation, VPLS, Vxlan, and the like.
In some embodiments of the invention, further comprising: receiving a topology removal command, and selecting a port corresponding to a topology connector based on the topology removal command; removing the connection channel based on the corresponding port; and setting the corresponding port to be in a closed state and placing the port into an isolation group.
In this embodiment, when the topology needs to be removed, one or more pieces of connection information are obtained from the topology, and then processed one by one; when the connection is removed, the device information at the two ends of the connection is obtained, then the corresponding special channel is deleted, the port of the topology connector is closed, the port is added into the port isolation group, and finally the occupation of the device port is released. And continuing to process the next connection until all connection processing is completed.
In some embodiments of the invention, further comprising: the occupation flag of the corresponding port is released.
In some embodiments of the invention, accessing all devices to be connected to the topological connector comprises: and accessing all the devices to be connected to the large-switching-capacity switch.
In this embodiment, the topology connectors may be large switching capacity switches, the interface types may be Copper, Fiber, support various rate interfaces (1G/10G/25G/40G/100G, or even higher rate), and the plurality of topology connectors may be different types of ethernet switches, and only need to support and use the same two-layer tunneling technology.
It should be particularly noted that, the steps in the embodiments of the method for constructing a network topology described above may be mutually intersected, replaced, added, or deleted, and therefore, the method for constructing a network topology based on these reasonable permutation and combination transformations shall also belong to the scope of the present invention, and shall not limit the scope of the present invention to the embodiments.
In view of the above object, a second aspect of the embodiments of the present invention provides a device for constructing a network topology. Fig. 2 is a schematic diagram of an embodiment of a device for constructing a network topology provided by the present invention. As shown in fig. 2, the embodiment of the present invention includes the following modules: an initial module S11, configured to access all devices to be connected to the topology connector, set all access ports of the topology connector to a closed state, and place the ports in the closed state into an isolation group; the processing module S12 is configured to receive the topology connection command, and select a port corresponding to the topology connector based on the topology connection command; the setting module is configured to set the corresponding port to be in an open state and remove the port from the isolation group; and a building module configured to establish a connection channel based on the corresponding port.
In some embodiments of the invention, the processing module S12 is further configured to: receiving a topology connection command, acquiring information of the equipment to be connected, and judging whether the equipment to be connected is available; and if the equipment to be connected is available, setting an occupation mark for the equipment, and selecting a port corresponding to the topology connector based on the equipment to be connected.
In some embodiments of the invention, the processing module S12 is further configured to: if the equipment to be connected is unavailable, an error is reported and the equipment to be connected is restarted.
In some embodiments of the invention, the construction module S14 is further configured to: and establishing a connection channel based on the corresponding port through the physical switch construction or the two-layer tunnel technology of the Ethernet switch.
In some embodiments of the invention, the processing module S12 is further configured to: receiving a topology removal command, and selecting a port corresponding to a topology connector based on the topology removal command; removing the connection channel based on the corresponding port; and setting the corresponding port to be in a closed state and placing the port into an isolation group.
In some embodiments of the invention, the processing module S12 is further configured to: the occupation flag of the corresponding port is released.
In some embodiments of the invention, the initialization module S11 is further configured to: and accessing all the devices to be connected to the large-switching-capacity switch.
In view of the above object, a third aspect of the embodiments of the present invention provides a computer device. Fig. 3 is a schematic diagram of an embodiment of a computer device provided by the present invention. As shown in fig. 3, an embodiment of the present invention includes the following means: at least one processor S21; and a memory S22, the memory S22 storing computer instructions S23 executable on the processor, the instructions when executed by the processor implementing the steps of the above method.
The invention also provides a computer readable storage medium. FIG. 4 is a schematic diagram illustrating an embodiment of a computer-readable storage medium provided by the present invention. As shown in fig. 4, the computer readable storage medium stores S31 a computer program that, when executed by a processor, performs the method as described above S32.
Finally, it should be noted that, as one of ordinary skill in the art can appreciate that all or part of the processes in the methods of the above embodiments can be implemented by a computer program to instruct related hardware, and the program of the method for constructing a network topology can be stored in a computer readable storage medium, and when executed, the program can include the processes of the embodiments of the methods as described above. The storage medium of the program may be a magnetic disk, an optical disk, a Read Only Memory (ROM), a Random Access Memory (RAM), or the like. The embodiments of the computer program may achieve the same or similar effects as any of the above-described method embodiments.
Furthermore, the methods disclosed according to embodiments of the present invention may also be implemented as a computer program executed by a processor, which may be stored in a computer-readable storage medium. Which when executed by a processor performs the above-described functions defined in the methods disclosed in embodiments of the invention.
Further, the above method steps and system elements may also be implemented using a controller and a computer readable storage medium for storing a computer program for causing the controller to implement the functions of the above steps or elements.
Those of skill would further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the disclosure herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as software or hardware depends upon the particular application and design constraints imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments of the present invention.
In one or more exemplary designs, the functions may be implemented in hardware, software, firmware, or any combination thereof. If implemented in software, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer. By way of example, and not limitation, such computer-readable media can comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a general-purpose or special-purpose computer, or a general-purpose or special-purpose processor. Also, any connection is properly termed a computer-readable medium. For example, if the software is transmitted from a website, server, or other remote source using a coaxial cable, fiber optic cable, twisted pair, Digital Subscriber Line (DSL), or wireless technologies such as infrared, radio, and microwave, then the coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, radio, and microwave are included in the definition of medium. Disk and disc, as used herein, includes Compact Disc (CD), laser disc, optical disc, Digital Versatile Disc (DVD), floppy disk, blu-ray disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers. Combinations of the above should also be included within the scope of computer-readable media.
The foregoing is an exemplary embodiment of the present disclosure, but it should be noted that various changes and modifications could be made herein without departing from the scope of the present disclosure as defined by the appended claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
It should be understood that, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly supports the exception. It should also be understood that "and/or" as used herein is meant to include any and all possible combinations of one or more of the associated listed items.
The numbers of the embodiments disclosed in the embodiments of the present invention are merely for description, and do not represent the merits of the embodiments.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, and the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of the embodiments of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. A method for constructing a network topology is characterized by comprising the following steps:
accessing all devices to be connected to a topology connector, setting all access ports of the topology connector to be in a closed state, and placing the ports in the closed state into an isolation group;
receiving a topology connection command, and selecting a port corresponding to the topology connector based on the topology connection command;
setting the corresponding port to be in an opening state and removing the port from the isolation group; and
and establishing a connection channel based on the corresponding port.
2. The method according to claim 1, wherein receiving a topology connection command, and selecting a port corresponding to the topology connector based on the topology connection command comprises:
receiving a topology connection command, acquiring information of a device to be connected, and judging whether the device to be connected is available;
if the equipment to be connected is available, an occupation mark is set for the equipment, and a port corresponding to the topology connector is selected based on the equipment to be connected.
3. The method for constructing a network topology according to claim 2, further comprising:
if the equipment to be connected is unavailable, an error is reported and the equipment to be connected is restarted.
4. The method according to claim 1, wherein the establishing a connection channel based on the corresponding port comprises:
and establishing a connection channel based on the corresponding port through the physical switch construction or the two-layer tunnel technology of the Ethernet switch.
5. The method for constructing a network topology according to claim 1, further comprising:
receiving a topology removal command, and selecting a port corresponding to the topology connector based on the topology removal command;
removing a connection channel based on the corresponding port;
setting the corresponding port to a closed state and placing the port into the isolated group.
6. The method for constructing a network topology according to claim 5, further comprising:
and releasing the occupation mark of the corresponding port.
7. The method for constructing the network topology according to claim 1, wherein the accessing all the devices to be connected to the topology connector comprises:
and accessing all the devices to be connected to the large-switching-capacity switch.
8. An apparatus for constructing a network topology, comprising:
the device comprises an initial module, a topology connector and an isolation group, wherein the initial module is configured to access all devices to be connected to the topology connector, set all access ports of the topology connector to be in a closed state and place the ports in the closed state into the isolation group;
the processing module is configured to receive a topology connection command and select a port corresponding to the topology connector based on the topology connection command;
the setting module is configured to set the corresponding port to be in an open state and remove the port from the isolation group; and
and the construction module is configured to establish a connection channel based on the corresponding port.
9. A computer device, comprising:
at least one processor; and
a memory storing computer instructions executable on the processor, the instructions when executed by the processor implementing the steps of any of the methods 1-7.
10. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7.
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| PCT/CN2021/103296 WO2022048279A1 (en) | 2020-09-04 | 2021-06-29 | Network topology construction method and apparatus, device, and readable storage |
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| WO2022048279A1 (en) * | 2020-09-04 | 2022-03-10 | 苏州浪潮智能科技有限公司 | Network topology construction method and apparatus, device, and readable storage |
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| CN101854303A (en) * | 2010-05-27 | 2010-10-06 | 北京星网锐捷网络技术有限公司 | Network topology linker |
| CN108023763A (en) * | 2017-10-23 | 2018-05-11 | 北京迈特力德信息技术有限公司 | The creation method and device of a kind of network topological diagram |
| CN108153628A (en) * | 2017-12-07 | 2018-06-12 | 北京小米移动软件有限公司 | System, terminal and the method for terminal test |
| CN108566305A (en) * | 2018-04-28 | 2018-09-21 | 中国人民大学 | A kind of computer network intelligent networking and optimization system and method |
| CN110493058A (en) * | 2019-08-26 | 2019-11-22 | 奇安信科技集团股份有限公司 | The construction method and device of network topology structure, storage medium, terminal |
| CN111522700A (en) * | 2020-04-24 | 2020-08-11 | 中国航空无线电电子研究所 | Self-testing platform for testing serial RapidIO network switching module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022048279A1 (en) * | 2020-09-04 | 2022-03-10 | 苏州浪潮智能科技有限公司 | Network topology construction method and apparatus, device, and readable storage |
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| Publication number | Publication date |
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| WO2022048279A1 (en) | 2022-03-10 |
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