CN112822060A - Host network construction method, device, system, medium and host - Google Patents
Host network construction method, device, system, medium and host Download PDFInfo
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- CN112822060A CN112822060A CN202110196294.XA CN202110196294A CN112822060A CN 112822060 A CN112822060 A CN 112822060A CN 202110196294 A CN202110196294 A CN 202110196294A CN 112822060 A CN112822060 A CN 112822060A
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- network
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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
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
-
- 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
- H04L41/08—Configuration management of networks or network elements
- H04L41/0893—Assignment of logical groups to network elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/70—Virtual switches
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45595—Network integration; Enabling network access in virtual machine instances
Abstract
The present invention relates to a method, apparatus, system, medium, and host for constructing a host network. The method for constructing the host network comprises the following steps: binding, namely binding a plurality of physical network cards into a logical network card by using a binding technology, wherein the logical network card corresponds to a plurality of virtual network cards; an allocation step of selecting a virtual network card from the plurality of virtual network cards and allocating the selected virtual network card to a first network; and a configuration step, namely configuring an unloading forwarding rule associated with the selected virtual network card on the logic network card, so that the selected virtual network card forwards the message according to the unloading forwarding rule. According to the invention, the SDN network and the RDMA network on the host can share the bottom layer physical network card, so that the simplification of network management is realized, and almost doubled virtual network cards can be virtualized based on the two physical network cards for the use of a virtual machine, so that the maximum utilization of resources is realized.
Description
Technical Field
The present invention relates to a method, apparatus, system, medium, and host for constructing a host network.
Background
With the continuous development of cloud computing, an intelligent Network card becomes a standard Network card for cloud computing, an SDN (Software Defined Network) Network on a host performs optimization and acceleration through an offload technology of the intelligent Network card, and an RDMA (Remote Direct Memory Access) Network on the host performs optimization and acceleration through an RDMA technology of the intelligent Network card.
However, because RDMA networks must be transmitted based on a physical network, and the SDN network is inside the package of the physical network, the SDN network and RDMA networks on the host in the current industry are separately managed based on two different physical network cards, respectively, the SDN network uses the physical network card for forwarding, and the RDMA network uses another physical network card for RDMA network transmission.
The existing separation introduces management complications, requiring management of separate two physical network segments on the host. In addition, the number of virtual network cards which can be virtualized by a single physical network card is limited, the capacity of a virtual machine on a host is limited, and resources are not utilized to the maximum extent.
Disclosure of Invention
The invention aims to provide a method, a device, a system, a medium and a host for constructing a host network, which can enable an SDN network and an RDMA network on the host to share a bottom-layer physical network card, simplify network management, virtualize almost doubled virtual network cards based on the two physical network cards for a virtual machine to use, and realize the maximum utilization of resources.
The invention discloses a method for constructing a host network, which comprises the following steps:
binding, namely binding a plurality of physical network cards into a logical network card by using a binding technology, wherein the logical network card corresponds to a plurality of virtual network cards;
an allocation step of selecting a virtual network card from the plurality of virtual network cards and allocating the selected virtual network card to a first network;
and a configuration step, namely configuring an unloading forwarding rule associated with the selected virtual network card on the logic network card, so that the selected virtual network card forwards the message according to the unloading forwarding rule.
Optionally, the message sent to the selected virtual network card is diverted to the selected virtual network card, and the message sent from the selected virtual network card is diverted to the logic network card.
Optionally, the message sent to the logic network card and the message sent from the logic network card are encapsulated and forwarded through a virtual switch.
Optionally, the logical network card has a physical network address, and the selected virtual network card has a first network address, where the physical network address and the first network address are in the same network segment.
Optionally, the first network comprises an RDMA network.
The invention discloses a device for constructing a host network, which comprises:
the binding unit is used for binding a plurality of physical network cards into a logical network card by utilizing a binding technology, and the logical network card corresponds to a plurality of virtual network cards;
an allocation unit that selects a virtual network card from the plurality of virtual network cards and allocates the selected virtual network card to a first network;
and the configuration unit is used for configuring the unloading forwarding rule associated with the selected virtual network card on the logic network card so that the selected virtual network card forwards the message according to the unloading forwarding rule.
Optionally, the message sent to the selected virtual network card is diverted to the selected virtual network card, and the message sent from the selected virtual network card is diverted to the logic network card.
Optionally, the message sent to the logic network card and the message sent from the logic network card are encapsulated and forwarded through a virtual switch.
Optionally, the logical network card has a physical network address, and the selected virtual network card has a first network address, where the physical network address and the first network address are in the same network segment.
Optionally, the first network comprises an RDMA network.
The invention discloses a host which comprises a plurality of physical network cards and a host network constructing device.
The invention discloses a construction system of a host network, which comprises a memory and a processor, wherein the memory stores computer executable instructions, and the processor is configured to execute the instructions to implement a construction method of the host network.
A computer storage medium encoded with a computer program comprising instructions that are executed by one or more computers to implement a method of constructing a host network is disclosed.
Compared with the prior art, the invention has the main differences and the effects that:
according to the invention, the SDN network and the RDMA network on the host can share the bottom layer physical network card, so that the simplification of network management is realized, and almost doubled virtual network cards can be virtualized based on the two physical network cards for the use of a virtual machine, so that the maximum utilization of resources is realized.
Drawings
FIG. 1 is a block diagram of a building system of a host network according to an embodiment of the invention;
FIG. 2 is a block diagram including a host according to an embodiment of the present invention;
fig. 3 is a structural diagram of a construction apparatus of a host network according to an embodiment of the present invention;
fig. 4 is a flowchart of a method of constructing a host network according to an embodiment of the present invention.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
In accordance with the present invention, there is provided an embodiment of a method of constructing a host network, it being noted that the steps illustrated in the flowchart of the figure may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than here.
The method provided by the application mode can be executed in a mobile terminal, a computer terminal or a system. Taking the example of operation in a system, fig. 1 is a structural diagram of a construction system of a host network according to an embodiment of the present invention. As shown in fig. 1, the system 100 may include one or more (only one shown) processors 101 (the processor 101 may include, but is not limited to, a processing device such as a central processing unit CPU, an image processor GPU, a digital signal processor DSP, a microprocessor MCU, or a programmable logic device FPGA), an input-output interface 102 for interacting with a user, a memory 103 for storing data, and a transmission device 104 for communication functions. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration and is not intended to limit the structure of the electronic device. For example, system 100 may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The input/output interface 102 may be coupled to one or more displays, touch screens, etc. for displaying data communicated from the system 100, and may also be coupled to a keyboard, stylus, touch pad, mouse, etc. for inputting user instructions such as selection, creation, editing, etc.
The memory 103 may be used to store a database, a queue, and software programs and modules of application software, such as program instructions/modules corresponding to the method for constructing a host network according to the embodiment of the present invention, and the processor 101 executes various functional applications and data processing by running the software programs and modules stored in the memory 103, so as to implement the method for constructing a host network. The memory 103 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 103 may further include memory located remotely from the processor 101, which may be connected to the system 100 over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 104 is used to receive or transmit data via a network, which may include various connection types, such as wired, wireless communication links, or fiber optic cables, among others. Specific examples of such networks may include the internet provided by a communications provider of system 100.
Fig. 2 is a block diagram including a host according to an embodiment of the present invention. As shown in fig. 2, the host 200 includes a plurality of physical network cards and a host network constructing apparatus 201, and the plurality of physical network cards are, for example, a physical network card NIC1, a NIC 2. In the example of fig. 2, only physical network card NIC1 is shown, NIC2 is for illustration.
Fig. 3 is a structural diagram of a construction apparatus of a host network according to an embodiment of the present invention. As shown in fig. 3, the building apparatus 201 of the host network includes a binding unit 2011, a distribution unit 2012, and a configuration unit 2013.
Fig. 4 is a flowchart of a method of constructing a host network according to an embodiment of the present invention. An embodiment of the present invention will be described in detail below with reference to fig. 2 to 4.
In step S41, the binding unit 2011 binds the plurality of physical network cards to logical network cards by using a binding (binding) technique, where the logical network cards correspond to the plurality of virtual network cards.
As shown in fig. 2, the binding unit 2011 binds the physical network card NIC1 and the NIC2 to logical network cards (i.e., binding devices). The logical network card has a physical network address, such as 172.168.1.7/24.
In step S42, the distribution unit 2012 selects a virtual network card from among the plurality of virtual network cards, and distributes the selected virtual network card to the first network.
As shown in fig. 2, the distribution unit 2012 selects a virtual network card VF0 from among a plurality of virtual network cards. The selected virtual network card VF0 has the first network address, and the physical network address and the first network address are in the same network segment, and the first network address is, for example, 172.168.1.8/24. Wherein the first network comprises an RDMA network.
In step S43, the configuration unit 2013 configures the offload forwarding rule associated with the selected virtual network card on the logical network card, so that the selected virtual network card forwards the packet according to the offload forwarding rule.
As shown in fig. 2, the configuration unit 2013 configures the offload forwarding rule associated with the selected virtual network card VF0 on the logical network card, and issues the offload forwarding rule to the physical network card NIC1 and the physical network card NIC2, so that the selected virtual network card VF0 forwards the packet according to the offload forwarding rule.
The message sent to the selected virtual network card VF0 is forwarded to the selected virtual network card VF0, and the message sent from the selected virtual network card VF0 is forwarded to the logical network card. Namely, the message with the destination address of 172.168.1.8/24 is diverted to the selected virtual network card VF0, and the source address is 172.168.1.8/24 message is diverted to the logical network card.
And the message sent to the logic network card and the message sent from the logic network card are subjected to tunnel encapsulation and forwarding through the virtual switch VSWITCH. Namely, the message with the destination address of 172.168.1.7/24 and the message with the source address of 172.168.1.7/24 are transmitted by the virtual switch VSWITCH in a tunnel encapsulation mode.
According to the invention, the RDMA application can communicate with the virtual network card VF0, the cloud host VF1 can communicate with the logical network card through the virtual switch VSWITCH, and the SDN network and the RDMA network on the host can share the bottom-layer physical network card, only one physical network segment needs to be managed on the host, thereby realizing the simplification of network management. In addition, a virtual network card which is almost doubled can be virtualized out based on the two physical network card NICs 1 and the NIC2 for the virtual machine to use, so that the maximum utilization of resources is realized.
The present invention also provides a computer storage medium encoded with a computer program comprising instructions that are executed by one or more computers to implement the method of constructing a host network described above.
Each method embodiment of the present invention can be implemented by software, hardware, firmware, or the like. Whether the present invention is implemented as software, hardware, or firmware, the instruction code may be stored in any type of computer-accessible memory (e.g., permanent or modifiable, volatile or non-volatile, solid or non-solid, fixed or removable media, etc.). Also, the Memory may be, for example, Programmable Array Logic (PAL), Random Access Memory (RAM), Programmable Read Only Memory (PROM), Read-Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), a magnetic disk, an optical disk, a Digital Versatile Disk (DVD), or the like.
It should be noted that, each unit/module mentioned in each device embodiment of the present invention is a logical unit/module, and physically, one logical unit may be one physical unit, or may be a part of one physical unit, or may be implemented by a combination of multiple physical units, and the physical implementation manner of these logical units itself is not the most important, and the combination of the functions implemented by these logical units is the key to solve the technical problem provided by the present invention. Furthermore, the above-mentioned embodiments of the apparatus of the present invention do not introduce elements that are less relevant for solving the technical problems of the present invention in order to highlight the innovative part of the present invention, which does not indicate that there are no other elements in the above-mentioned embodiments of the apparatus.
In the drawings, some features of the structures or methods may be shown in a particular arrangement and/or order. However, it is to be understood that such specific arrangement and/or ordering may not be required. Rather, in some embodiments, the features may be arranged in a manner and/or order different from that shown in the illustrative figures. In addition, the inclusion of a structural or methodical feature in a particular figure is not meant to imply that such feature is required in all embodiments, and in some embodiments, may not be included or may be combined with other features.
It is to be noted that in the claims and the description of the present patent, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (13)
1. A method of constructing a host network, the method comprising:
binding, namely binding a plurality of physical network cards into a logical network card by using a binding technology, wherein the logical network card corresponds to a plurality of virtual network cards;
an allocation step of selecting a virtual network card from the plurality of virtual network cards and allocating the selected virtual network card to a first network; and a configuration step, namely configuring an unloading forwarding rule associated with the selected virtual network card on the logic network card, so that the selected virtual network card forwards the message according to the unloading forwarding rule.
2. The method of claim 1, wherein the message sent to the selected virtual network card is forwarded to the selected virtual network card and the message sent from the selected virtual network card is forwarded to the logical network card.
3. The method according to claim 1, wherein the messages sent to and from the logical network card are tunneled and forwarded through a virtual switch.
4. The method of claim 1, wherein the logical network card has a physical network address and the selected virtual network card has a first network address, wherein the physical network address and the first network address are on the same network segment.
5. The method of any of claims 1-4, wherein the first network comprises an RDMA network.
6. An apparatus for constructing a host network, the apparatus comprising:
the binding unit is used for binding a plurality of physical network cards into a logical network card by utilizing a binding technology, and the logical network card corresponds to a plurality of virtual network cards;
an allocation unit that selects a virtual network card from the plurality of virtual network cards and allocates the selected virtual network card to a first network; and the configuration unit is used for configuring the unloading forwarding rule associated with the selected virtual network card on the logic network card so that the selected virtual network card forwards the message according to the unloading forwarding rule.
7. The apparatus of claim 6, wherein the message sent to the selected virtual network card is forwarded to the selected virtual network card and the message sent from the selected virtual network card is forwarded to the logical network card.
8. The apparatus according to claim 6, wherein the message sent to the logical network card and the message sent from the logical network card are forwarded by tunneling through a virtual switch.
9. The apparatus of claim 6, wherein the logical network card has a physical network address and the selected virtual network card has a first network address, wherein the physical network address and the first network address are on the same network segment.
10. The apparatus of any of claims 6-9, wherein the first network comprises an RDMA network.
11. Host, characterized in that it comprises a plurality of physical network cards and means of construction of a host network according to any one of claims 6-10.
12. A construction system of a host network, characterized in that the system comprises a memory storing computer executable instructions and a processor configured to execute the instructions to implement the construction method of a host network according to any one of claims 1-5.
13. A computer storage medium encoded with a computer program, the computer program comprising instructions that are executed by one or more computers to implement the method of constructing a host network according to any one of claims 1-5.
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| CN202110196294.XA CN112822060B (en) | 2021-02-22 | 2021-02-22 | Host network construction method, device, system, medium and host |
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| CN202110196294.XA CN112822060B (en) | 2021-02-22 | 2021-02-22 | Host network construction method, device, system, medium and host |
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| CN113676544A (en) * | 2021-08-24 | 2021-11-19 | 优刻得科技股份有限公司 | Cloud storage network and method for realizing service isolation in entity server |
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| CN114710774A (en) * | 2022-03-04 | 2022-07-05 | 阿里云计算有限公司 | Resource management method, device and storage medium |
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