CN109525515B - Management method and device for network card in cloud platform - Google Patents
Management method and device for network card in cloud platform Download PDFInfo
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- 238000000034 method Methods 0.000 claims abstract description 24
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- 238000005516 engineering process Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 101100513046 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) eth-1 gene Proteins 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/70—Virtual switches
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
- H04L63/0272—Virtual private networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
Abstract
The invention discloses a management method of a network card in a cloud platform, which comprises the following steps: the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF; when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph; and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch. By the scheme of the invention, the management of the network card in the cloud platform is more transparent and concise, and the user experience is improved.
Description
Technical Field
The present invention relates to cloud technologies, and in particular, to a method and an apparatus for managing a network card in a cloud platform.
Background
Regarding a use management method of a physical network card supporting an SR-IOV function in a cloud platform, a plurality of VFs can be virtualized through an SR-IOV technology, and each VF is exclusively used by a virtual machine; the SR-IOV technology is a virtualization solution based on hardware, and can improve the performance and scalability of the network, and two new functional types are introduced in the SR-IOV technology: PFs (Physical Functions, i.e. Functions of a PCI (Peripheral Component interconnect) supported by a Physical network card, where a PF can extend several VFs, VFs (Virtual Functions, i.e. instances where a Physical network card supporting SR-IOV Functions is virtualized, are presented in the form of an independent network card, each VF has an independent PCI configuration area and can share the same Physical resource (share the same Physical network port) with other VFs, where a Physical network card supporting SR-IOV Functions integrates SR-IOV Functions into a Physical network card, so that a single Physical network card is virtualized into multiple VF interfaces, each VF interface has a separate Virtual PCIe (Peripheral Component interconnect express, latest bus and interface standard) channel, and each Virtual PCIe channel shares one or multiple Virtual network cards can occupy one or multiple VF interfaces, therefore, the virtual machine can directly access the VF interface corresponding to the virtual machine without the coordination intervention of Hypervisor (an intermediate software layer running between a physical server and an operating system), thereby greatly improving the network throughput performance.
In a cloud platform, for the application of the SR-IOV function, most of the applications are realized by selecting to open a network card of the SR-IOV through a virtual machine, but this makes a user not transparent to the use of a physical network card supporting the SR-IOV function, and the user cannot clearly see the use condition of the current physical network card supporting the SR-IOV function, for example: the available number of connected virtual machines and remaining VFs, etc.; in view of the above problems in the prior art, how to provide a method for more transparently and simply managing a network card in a cloud platform is an urgent problem to be solved.
Disclosure of Invention
In order to solve the technical problem, the invention provides a method and a device for managing a network card in a cloud platform, which can manage the network card in the cloud platform.
In order to achieve the purpose of the invention, the invention provides a management method of a network card in a cloud platform, which comprises the following steps:
the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF;
when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph;
and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch.
In an exemplary embodiment, the pre-creating a virtual switch including a network card and generating the virtual switch topology includes:
when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a virtual switch which corresponds to the host and comprises the network card;
and generating the virtual switch topological graph based on the created network card virtual switch.
In an exemplary embodiment, the method further comprises: naming a plurality of VFs of each network card according to the physical address and naming rule corresponding to each VF; the naming rule is that the network card name and the VFi are combined into a VF name, and i is a sequence number of the VF on the network card which is sequenced according to the physical address.
In an exemplary embodiment, the method further comprises:
when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
In an exemplary embodiment, the method further comprises:
and when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
In order to solve the above problem, the present invention further provides a device for managing a network card in a cloud platform, including: a memory and a processor;
the memory is used for storing a program for managing the network card in the cloud platform;
the processor is configured to read and execute the program for managing the network card in the cloud platform, and execute the following operations:
the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF;
when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph;
and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch.
In an exemplary embodiment, the pre-creating a virtual switch including a network card and generating the virtual switch topology includes:
when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a virtual switch which corresponds to the host and comprises the network card;
generating the virtual switch topology based on the created virtual switch.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
naming a plurality of VFs of each network card according to the physical address and naming rule corresponding to each VF; the naming rule is that the network card name and the VFi are combined into a VF name, and i is a sequence number of the VF on the network card which is sequenced according to the physical address.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
and when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
Compared with the prior art, the invention provides a management method of a network card in a cloud platform, which comprises the following steps: creating a virtual switch containing a network card in advance, and generating a topological graph of the virtual switch; when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph; and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch. By the scheme of the invention, the management of the network card in the cloud platform is more transparent and concise, and the user experience is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a flowchart of a method for managing a network card in a cloud platform according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a management apparatus for a network card in a cloud platform according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The steps illustrated in the flow charts of the figures may be performed in a computer system such as a set of computer-executable instructions. Also, while a logical order is shown in the flow diagrams, in some cases, the steps shown or described may be performed in an order different than here.
Fig. 1 is a flowchart of a method for managing a network card in a cloud platform according to an embodiment of the present invention, where according to the flowchart, the method for managing a network card in a cloud platform according to the embodiment includes:
step 100: and creating a virtual switch containing a network card in advance, and generating the virtual switch topological graph.
In this embodiment, a virtual switch including a network card is created in advance in the cloud platform, and the network card may be a physical network card supporting the SR-IOV function in the cloud platform. The virtual switch topological graph shows the connection relation among the network card, the ports of the virtual switch and the virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF.
In an exemplary embodiment, creating a virtual switch including a network card in advance and generating the virtual switch topology may include: when a network card on a host in a cloud platform is started, adding the host into a virtual switch, and creating the virtual switch which corresponds to the host and comprises the network card; based on the created virtual switch, the virtual switch topology is generated.
The method comprises the steps that a plurality of physical network cards supporting SR-IOV functions can be arranged in a cloud platform, when the physical network cards supporting the SR-IOV functions are started, a host of the physical network cards supporting the SR-IOV functions is added to a virtual machine switch, after the host is added to the virtual switch, an abstract distributed switch is formed, namely the virtual switch with the same specification and configuration is established on each host, each host can be provided with a plurality of physical network cards supporting the SR-IOV functions and connected to the virtual switch, and each host corresponds to a VF pool. And when the host is added into the virtual switch, the network on the virtual switch can be shared and used, and the network on the SR-IOV virtual switch is a two-layer isolation domain, supports the forwarding in the same VLAN and supports the realization of cross-VLAN communication through a gateway.
In an exemplary embodiment, in a cloud platform, if the SR-IOV virtual switch is connected to N hosts, the N hosts correspond to N VF pools, each VF of a physical network card supporting an SR-IOV function has a PCI address for identification, but the VF is identified by the PCI address, and user operations are cumbersome to view; in the cloud platform, for each network card, naming the VFs of the network card according to the physical address and naming rule corresponding to each VF; wherein the naming rule is to use the network card name and VFiAnd i is the serial number of the VF on the network card which is sequenced according to the physical address. The value of i may be determined according to different network cards, and the maximum number of VFs supported by each PF is different, for example: for eth0, a maximum of 7 VFs may be supported, so i is 7 at maximum; for eth1, a maximum of 32 VFs may be supported, so i is 32 max; if the maximum value of the number of the VFs in the VF pool corresponding to the host is 39 and the maximum value of i is 39 after the eth0 and eth1 on the host are simultaneously added to the same virtual switch.
Step 101: when the VF corresponding to the port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph.
In this embodiment, when the VF corresponding to the port on the virtual switch is used, the port is set to be in a first display state on the virtual switch topology map, where the first display state may be displayed by a green indicator light.
Step 102: and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch.
In this embodiment, there is no precedence relationship between steps 101 and 102, and step 101 or step 102 may be selectively executed according to the usage of the port on the virtual switch.
In this embodiment, when the VF corresponding to the port on the virtual switch is used, the port is set to the second display state on the virtual switch topology map, where the second display state may be displayed by a red indicator light.
In an exemplary embodiment, when a VF corresponding to a port on the virtual switch is used, the VF corresponding to the port is searched and the VF state is marked as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
In an exemplary embodiment, when the network card on the virtual switch is selected, one or more virtual machines connected to the network card are highlighted on the topology map of the virtual switch.
It should be noted that the above-mentioned contents are only exemplary embodiments of the present invention, and the same or similar embodiments as the above-mentioned embodiments and variations of the above-mentioned embodiments are within the protection scope of the present invention.
In addition, the present application provides an embodiment of a management apparatus for a network card in a cloud platform, where the embodiment of the apparatus corresponds to the embodiment of the method shown in fig. 1, and the apparatus may be specifically applied to various electronic devices.
As shown in fig. 2, the management device for a network card in a cloud platform of this embodiment includes: a memory and a processor;
the memory is used for storing a program for managing the network card in the cloud platform;
the processor is configured to read and execute the program for managing the network card in the cloud platform, and execute the following operations:
the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF;
when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph;
and when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch.
In an exemplary embodiment, the pre-creating a virtual switch including a network card and generating the virtual switch topology includes:
when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a virtual switch which corresponds to the host and comprises the network card;
generating the virtual switch topology based on the created virtual switch.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
naming a plurality of VFs of each network card according to the physical address and naming rule corresponding to each VF; the naming rule is that the network card name and the VFi are combined into a VF name, and i is a sequence number of the VF on the network card which is sequenced according to the physical address.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
In an exemplary embodiment, the processor reads and executes the program for managing the network card in the cloud platform, and further performs the following operations:
and when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
An exemplary embodiment is implemented as follows:
001, when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a network card virtual switch corresponding to the host;
and 002, generating the virtual switch topological graph based on the created network card virtual switch, wherein the virtual switch topological graph shows the connection relationship among the network card, the ports of the virtual switch and the virtual machine.
Step 003, naming the VFs of each network card according to the physical address and naming rule corresponding to each VF respectively; wherein the naming rule is to use the network card name and VFiAnd i is the serial number of the VF on the network card which is sequenced according to the physical address.
Step 004, when the VF corresponding to the port on the virtual switch is used, setting the port to be in a first display state on the topological graph of the virtual switch;
or when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the virtual switch topology map.
005, when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
or when the VF corresponding to the port on the virtual switch is not used, looking up the VF corresponding to the port and marking the VF state as unused.
Step 006, when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
In the above embodiment, there is no context between steps 004, 005 and 006, and step 004 or step 005 or step 006 may be selected and executed according to the user's requirement; for example: when the user needs to check the connection state of the virtual machine and the network card, after the step 003 is executed, the execution step 006 can be directly skipped, so that the user can clearly see the use relationship between the virtual machine and the VF, and the use experience of the user is improved.
Based on a specific example of the embodiment, the method for managing the network cards in the cloud platform is realized, and the problems that the management of the network cards in the cloud platform is not intuitive enough and the specific use condition of each network card cannot be clearly and definitely seen are solved. By constructing the SR-IOV virtual switch and bringing the VF supporting the SR-IOV function network card into the VF pool for unified management, the use of the SR-IOV function network card is simplified, the SR-IOV function network card is enabled to be more transparent and concise, and the usability of the SR-IOV function is improved.
It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
Claims (8)
1. A management method for a network card in a cloud platform is characterized by comprising the following steps:
the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF;
when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph;
when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch;
wherein, the pre-creating a virtual switch including a network card and generating the virtual switch topological graph includes:
when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a virtual switch which corresponds to the host and comprises the network card;
generating the virtual switch topology based on the created virtual switch.
2. The method for managing a network card in a cloud platform according to claim 1, further comprising:
naming a plurality of VFs of each network card according to the physical address and naming rule corresponding to each VF; the naming rule is that the network card name and the VFi are combined into a VF name, and i is a sequence number of the VF on the network card which is sequenced according to the physical address.
3. The method for managing the network card in the cloud platform according to claim 2, further comprising:
when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
4. The method for managing a network card in a cloud platform according to claim 1, further comprising:
and when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
5. A management device of a network card in a cloud platform comprises: a memory and a processor; the method is characterized in that:
the memory is used for storing a program for managing the network card in the cloud platform;
the processor is configured to read and execute the program for managing the network card in the cloud platform, and execute the following operations:
the method comprises the steps of creating a virtual switch comprising a network card in advance, and generating a virtual switch topological graph, wherein the virtual switch topological graph shows the connection relation among the network card, a port of the virtual switch and a virtual machine; wherein, one port in the virtual switch corresponds to one virtual function VF;
when a VF corresponding to a port on the virtual switch is used, setting the port to be in a first display state on the virtual switch topological graph;
when the VF corresponding to the port on the virtual switch is idle, setting the port in a second display state on the topological graph of the virtual switch;
wherein, the pre-creating a virtual switch including a network card and generating the virtual switch topological graph includes:
when a network card on a host in the cloud platform is started, adding the host into a virtual switch, and creating a virtual switch which corresponds to the host and comprises the network card;
generating the virtual switch topology based on the created virtual switch.
6. The apparatus for managing a network card in a cloud platform according to claim 5, wherein the processor reads and executes the program for managing a network card in a cloud platform, and further performs the following operations:
naming a plurality of VFs of each network card according to the physical address and naming rule corresponding to each VF; the naming rule is that the network card name and the VFi are combined into a VF name, and i is a sequence number of the VF on the network card which is sequenced according to the physical address.
7. The apparatus for managing a network card in a cloud platform according to claim 6, wherein the processor reads and executes the program for managing a network card in a cloud platform, and further performs the following operations:
when the VF corresponding to the port on the virtual switch is used, searching the VF corresponding to the port and marking the VF state as used;
when the VF corresponding to the port on the virtual switch is not used, the VF corresponding to the port is searched and the VF state is marked as unused.
8. The apparatus for managing a network card in a cloud platform according to claim 5, wherein the processor reads and executes the program for managing a network card in a cloud platform, and further performs the following operations:
and when the network card on the virtual switch is selected, highlighting one or more virtual machines connected with the network card on the topological graph of the virtual switch.
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| CN111580936B (en) * | 2020-05-19 | 2024-02-09 | 超越科技股份有限公司 | Virtualized data processing method and system |
| CN111866209A (en) * | 2020-07-07 | 2020-10-30 | 上海云轴信息科技有限公司 | Method and equipment for distributing network card for cloud host |
| CN112272109A (en) * | 2020-10-15 | 2021-01-26 | 上海云轴信息科技有限公司 | Network topological graph generation method, equipment and system |
| CN112671561B (en) * | 2020-12-11 | 2022-05-17 | 苏州浪潮智能科技有限公司 | Network card configuration method and equipment of cloud host |
| CN115314380B (en) * | 2022-06-30 | 2024-03-01 | 山东浪潮科学研究院有限公司 | VF configuration method and device |
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