CN108989172A - A kind of Ethernet and infiniband network interconnecting method and system - Google Patents
A kind of Ethernet and infiniband network interconnecting method and system Download PDFInfo
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- CN108989172A CN108989172A CN201810644341.0A CN201810644341A CN108989172A CN 108989172 A CN108989172 A CN 108989172A CN 201810644341 A CN201810644341 A CN 201810644341A CN 108989172 A CN108989172 A CN 108989172A
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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
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
- H04L61/2503—Translation of Internet protocol [IP] addresses
- H04L61/2592—Translation of Internet protocol [IP] addresses using tunnelling or encapsulation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
Abstract
The present invention relates to field of communication technology, a kind of Ethernet and infiniband network interconnecting method and system are provided, method includes: to detect to the request of interconnecting between the first host equipment and the second host equipment；When detect the first host equipment to sent between second host equipment interconnect request when, then according to pre-generated address corresponding conversion table, obtain with the address information of the first host equipment to the target address information of corresponding second host equipment；The format encapsulation for meeting the second host equipment transport protocol is carried out to the data packet that the first host equipment is sent；Data packet after encapsulation is sent to the second host equipment according to the target address information of the second host equipment, to realize Ethernet and infiniband network interconnection, provides convenience for user, and provide ultra high bandwidth for user and transmit with the data of low latency.
Description
Technical field
The invention belongs to field of communication technology more particularly to a kind of Ethernet and infiniband network interconnecting method and it is
System.
Background technique
With informationization, the rapid development of digital society, user all grows the demand of data transfer bandwidth with day.It is existing
Some interconnection techniques cannot keep up with the paces of computer high speed development, and infinite bandwidth technology Infiniband is a kind of I/O
Interfacing, The InfiniBand Trade Association (IBTA) proposed InfiniBand in 1999, and this is new
Interconnection technique, between server node, server and I/O equipment room carry out the data transmission of ultra high bandwidth and low latency,
In order to transfer to I/O equipment to complete more functions.Meanwhile Ethernet has obtained generally in communication, control, transmission field
Application, and change social life.
But the networking structure of Ethernet is different with Infiniband networking structure, and the frame format of data packet is also different, and two
It can not interconnect between person, make troubles to user, also be wanted with what the data of current ultra high bandwidth and low latency were transmitted
It asks and runs counter to.
Summary of the invention
The purpose of the present invention is to provide a kind of Ethernets and infiniband network interconnecting method, it is intended to solve existing skill
The networking structure of Ethernet and Infiniband networking structure are different in art, and the frame format of data packet is also different, between the two without
Method interconnects, and makes troubles to user, also runs counter to the requirement of the data of current ultra high bandwidth and low latency transmission
Problem.
The invention is realized in this way a kind of Ethernet and infiniband network interconnecting method, the method includes under
State step:
Request of interconnecting between first host equipment and the second host equipment is detected, first host is set
Standby is Ethernet Hosts or infiniband host with the second host equipment, and first host equipment and the second host equipment
Type is different；
When detect first host equipment to sent between second host equipment interconnect request when, then root
According to pre-generated address corresponding conversion table, obtain main to corresponding described second with the address information of first host equipment
The target address information of machine equipment；
The data packet sent to first host equipment carries out the format for meeting the second host equipment transport protocol
Encapsulation；
Data packet after encapsulation is sent to second host according to the target address information of second host equipment
Equipment.
As an improvement scheme, the method also includes following step:
According to the address information of the transmission data packet of first host equipment and the second host equipment, control is set in gateway
Standby one address corresponding conversion table of upper generation, the address corresponding conversion table include the first host equipment and the second host equipment
The mapping relations of location information.
As an improvement scheme, the method also includes following step:
The address corresponding conversion table is safeguarded；
When second host equipment is infiniband host, and first host equipment is Ethernet Hosts, institute
State the step of safeguarding to the address corresponding conversion table specifically include the following steps:
The address Ip of the Infiniband host and MAC Address are formed into a data to (IP1, MAC1)；
The Infiniband host sends the first ARP request to the gateway, wherein first ARP request
In include the data to (IP1, MAC1)；
After the gateway receives data information, the Infiniband master is added in the address corresponding conversion table
The address mapping information of machine；
When updating completion, the gateway transmits the address corresponding conversion table update to the Ethernet Hosts and disappears
Breath.
As an improvement scheme, it is described when update complete when, the gateway is transmitted to the Ethernet Hosts
The address corresponding conversion table update message specifically include the following steps:
The gateway sends the second ARP request to the Ethernet Hosts, and second ARP request includes described
The address information of Infiniband host；
The Ethernet Hosts obtains the address information of Infiniband host, replys the first ARP to the gateway
It responds, includes the address information information (IP2, MAC2) of the Ethernet Hosts itself in first arp response；
The gateway sends the second arp response to the Infiniband host, and second arp response includes
The address information of the Ethernet Hosts.
As an improvement scheme, when second host equipment is infiniband host, first host set
When for being Ethernet Hosts, the data packet sent to first host equipment carries out meeting the second host equipment biography
Defeated agreement format encapsulation the step of specifically include the following steps:
To according to UDP/IP protocol packing at IP data packet carry out the processing based on infiniband agreement；
The header information for meeting the infiniband format is added in data packet after treatment, and is packaged into data
Packet.
Another object of the present invention is to provide a kind of Ethernet and infiniband network interconnection system, the system packet
It includes:
Detection module, for being detected to the request of interconnecting between the first host equipment and the second host equipment,
First host equipment and the second host equipment are Ethernet Hosts or infiniband host, and first host equipment
It is different from the second host device type；
Target address information obtain module, for when detect first host equipment to second host equipment it
Between send and interconnect when requesting, then according to pre-generated address corresponding conversion table, obtain and first host equipment
Target address information of the address information to corresponding second host equipment；
Format package module, the data packet for sending to first host equipment, which carries out meeting second host, to be set
The format of standby transport protocol encapsulates；
Packet sending module, for the data packet after encapsulating according to the target address information of second host equipment
It is sent to second host equipment.
As an improvement scheme, the system also includes:
Address corresponding conversion table generation module, for the transmission number according to first host equipment and the second host equipment
According to the address information of packet, control generates an address corresponding conversion table in gateway, and the address corresponding conversion table includes
The mapping relations of first host equipment and the second host equipment address information.
As an improvement scheme, the system also includes:
Conversion table maintenance module, for being safeguarded to the address corresponding conversion table；
When second host equipment is infiniband host, and first host equipment is Ethernet Hosts, institute
Conversion table maintenance module is stated to specifically include:
Data are to comprising modules, for the address Ip of the Infiniband host and MAC Address to be formed a data
To (IP1, MAC1)；
First ARP request sending module, for sending the first ARP request to the gateway, wherein described first
It include the data in ARP request to (IP1, MAC1)；
Address mapping information adding module adds institute in the address corresponding conversion table after receiving data information
State the address mapping information of Infiniband host；
Address corresponding conversion table update message delivery module, for when update complete when, the gateway to it is described with
Too host's machine transmits the address corresponding conversion table update message.
As an improvement scheme, the address corresponding conversion table update message delivery module specifically includes:
Second ARP request sending module, for sending the second ARP request to the Ethernet Hosts, the 2nd ARP is asked
Ask include the Infiniband host address information；
Module is replied in first arp response, for obtaining the address information of Infiniband host, is returned to the gateway
Multiple first arp response, in first arp response comprising the Ethernet Hosts itself address information information (IP2,
MAC2)；
Second arp response reply module, for the Infiniband host send the second arp response, described second
Arp response includes the address information of the Ethernet Hosts.
As an improvement scheme, the format package module specifically includes:
Protocol process module, for according to UDP/IP protocol packing at IP data packet carry out based on infiniband assist
The processing of view；
Header information adding module, for the head for meeting the infiniband format to be added in data packet after treatment
Portion's information, and it is packaged into data packet.
In embodiments of the present invention, the request of interconnecting between the first host equipment and the second host equipment is examined
It surveys；When detect the first host equipment between second host equipment send interconnect request when, then according to pre- Mr.
At address corresponding conversion table, obtain with the address information of the first host equipment to the destination address of corresponding second host equipment
Information；The format encapsulation for meeting the second host equipment transport protocol is carried out to the data packet that the first host equipment is sent；It will encapsulation
Data packet afterwards is sent to the second host equipment according to the target address information of the second host equipment, thus realize Ethernet with
Infiniband network interconnection provides convenience for user, and provides ultra high bandwidth for user and transmit with the data of low latency.
Detailed description of the invention
Fig. 1 is the implementation flow chart of Ethernet provided by the invention Yu infiniband network interconnecting method；
Fig. 2 is that the data packet provided by the invention sent to first host equipment is carried out meeting second host and set
The implementation flow chart that the format of standby transport protocol encapsulates；
Fig. 3 is the structural block diagram of Ethernet provided by the invention Yu infiniband network interconnection system；
Fig. 4 is the structural block diagram of conversion table maintenance module provided by the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 shows the implementation flow chart of Ethernet provided by the invention Yu infiniband network interconnecting method, tool
Body includes the following steps:
In step s101, the request of interconnecting between the first host equipment and the second host equipment is detected,
First host equipment and the second host equipment are Ethernet Hosts or infiniband host, and first host equipment
It is different from the second host device type.
In this step, when the first host equipment is Ethernet Hosts, the second host equipment is infiniband host,
When the first host equipment is infiniband host, the second host equipment is Ethernet Hosts.
In step s 102, when detecting that first host equipment is mutual to interconnection is sent between second host equipment
When logical request, then according to pre-generated address corresponding conversion table, obtain with the address information of first host equipment to right
The target address information for second host equipment answered.
In step s 103, the data packet sent to first host equipment carries out meeting the second host equipment biography
The format of defeated agreement encapsulates.
In step S104, the data packet after encapsulation is sent to according to the target address information of second host equipment
Second host equipment.
Wherein, further include following step before above-mentioned steps S101:
According to the address information of the transmission data packet of first host equipment and the second host equipment, control is set in gateway
Standby one address corresponding conversion table of upper generation, the address corresponding conversion table include the first host equipment and the second host equipment
The mapping relations of location information.
In this step, after which generates, it is also necessary to turn according to real-time requirement is corresponding to the address
Table is changed to be safeguarded；
(1) when second host equipment is infiniband host, and first host equipment is Ethernet Hosts,
The described the step of address corresponding conversion table is safeguarded specifically include the following steps:
(2) address Ip of the Infiniband host and MAC Address are formed into a data to (IP1, MAC1)；
(3) the Infiniband host sends the first ARP request to the gateway, wherein the first ARP is asked
It include the data in asking to (IP1, MAC1)；
(4) after the gateway receives data information, in the address corresponding conversion table described in addition
The address mapping information of Infiniband host；
(5) when updating completion, the gateway transmits the address corresponding conversion table more to the Ethernet Hosts
New information；
Wherein, for the step (5) when updating completion, the gateway transmits the address pair to the Ethernet Hosts
Answer conversion table update message specifically include the following steps:
(51) gateway sends the second ARP request to the Ethernet Hosts, and second ARP request includes
The address information of the Infiniband host；
(52) Ethernet Hosts obtains the address information of Infiniband host, replys first to the gateway
Arp response includes the address information information (IP2, MAC2) of the Ethernet Hosts itself in first arp response；
(53) gateway sends the second arp response, the second arp response packet to the Infiniband host
Address information containing the Ethernet Hosts.
In embodiments of the present invention, as shown in Fig. 2, the above-mentioned data packet sent to first host equipment meets
The second host equipment transport protocol format encapsulation the step of specifically include the following steps:
In step s 201, to according to UDP/IP protocol packing at IP data packet carry out based on infiniband agreement
Processing.
In step S202, the header information for meeting the infiniband format is added in data packet after treatment,
And it is packaged into data packet.
In embodiments of the present invention, Infiniband is addressed using the IPv6 of 128 bit address spaces, data packet report
Head includes the component parts such as global route header (GRH), local routing header (LRH), basic transmission header (BTH).
In embodiments of the present invention, when Ethernet Hosts needs to transmit data on Infiniband host, ether host
Data on machine first pass around UDP/IP protocol encapsulation and pause at the data of ethernet format, right after too net frame reaches gateway
Data packet carries out the encapsulation of Infiniband format, then through Infiniband transmission of network into Infiniband host.
Fig. 3 shows the structural block diagram of Ethernet provided by the invention Yu infiniband network interconnection system, in figure only
Give part related to the embodiment of the present invention.
Ethernet includes: with infiniband network interconnection system
Detection module 11, for being examined to the request of interconnecting between the first host equipment and the second host equipment
It surveys, first host equipment and the second host equipment are Ethernet Hosts or infiniband host, and first host
Equipment is different from the second host device type；
Target address information obtains module 12, detects first host equipment to second host equipment for working as
Between send and interconnect when requesting, then according to pre-generated address corresponding conversion table, obtain and first host equipment
Target address information from address information to corresponding second host equipment；
Format package module 13, the data packet for sending to first host equipment carry out meeting second host
The format of equipment transmission protocol encapsulates；
Packet sending module 14 is believed for the data packet after encapsulating according to the destination address of second host equipment
Breath is sent to second host equipment.
In embodiments of the present invention, Ethernet and infiniband network interconnection system further include:
Address corresponding conversion table generation module 15, for the transmission according to first host equipment and the second host equipment
The address information of data packet, control generate an address corresponding conversion table in gateway, and the address corresponding conversion table includes
There are the mapping relations of the first host equipment and the second host equipment address information；
Conversion table maintenance module 16, for being safeguarded to the address corresponding conversion table
Wherein, as shown in figure 4, when second host equipment is infiniband host, first host equipment is
When Ethernet Hosts, the conversion table maintenance module 16 is specifically included:
Data are to comprising modules 17, for the address Ip of the Infiniband host and MAC Address to be formed a number
According to (IP1, MAC1)；
First ARP request sending module 18, for sending the first ARP request to the gateway, wherein described first
It include the data in ARP request to (IP1, MAC1)；
Address mapping information adding module 19 is added in the address corresponding conversion table after receiving data information
The address mapping information of the Infiniband host；
Address corresponding conversion table update message delivery module 20, for when update complete when, the gateway is to described
Ethernet Hosts transmits the address corresponding conversion table update message.
In this embodiment, the address corresponding conversion table update message delivery module 20 specifically includes:
Second ARP request sending module 21, for sending the second ARP request, the 2nd ARP to the Ethernet Hosts
Request packet contains the address information of the Infiniband host；
Module 22 is replied in first arp response, for obtaining the address information of Infiniband host, to the gateway
Reply the first arp response, address information information in first arp response comprising the Ethernet Hosts itself (IP2,
MAC2)；
Module 23 is replied in second arp response, for sending the second arp response to the Infiniband host, described the
Two arp responses include the address information of the Ethernet Hosts.
In embodiments of the present invention, as shown in figure 3, the format package module specifically includes:
Protocol process module 24, for according to UDP/IP protocol packing at IP data packet carry out based on infiniband
The processing of agreement；
Header information adding module 25 meets the infiniband format for being added in data packet after treatment
Header information, and it is packaged into data packet.
In embodiments of the present invention, the request of interconnecting between the first host equipment and the second host equipment is examined
It surveys；When detect the first host equipment between second host equipment send interconnect request when, then according to pre- Mr.
At address corresponding conversion table, obtain with the address information of the first host equipment to the destination address of corresponding second host equipment
Information；The format encapsulation for meeting the second host equipment transport protocol is carried out to the data packet that the first host equipment is sent；It will encapsulation
Data packet afterwards is sent to the second host equipment according to the target address information of the second host equipment, thus realize Ethernet with
Infiniband network interconnection provides convenience for user, and provides ultra high bandwidth for user and transmit with the data of low latency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of Ethernet and infiniband network interconnecting method, which is characterized in that the method includes the following steps:
Request of interconnecting between first host equipment and the second host equipment is detected, first host equipment with
Second host equipment is Ethernet Hosts or infiniband host, and first host equipment and the second host device type
It is different；
When detect first host equipment to sent between second host equipment interconnect request when, then according to pre-
The address corresponding conversion table first generated, acquisition are set with the address information of first host equipment to corresponding second host
Standby target address information；
The format encapsulation for meeting the second host equipment transport protocol is carried out to the data packet that first host equipment is sent；
Data packet after encapsulation is sent to second host equipment according to the target address information of second host equipment.
2. Ethernet according to claim 1 and infiniband network interconnecting method, which is characterized in that the method is also
Include the following steps:
According to the address information of the transmission data packet of first host equipment and the second host equipment, control in gateway
An address corresponding conversion table is generated, the address corresponding conversion table includes the first host equipment and the second host equipment address letter
The mapping relations of breath.
3. Ethernet according to claim 2 and infiniband network interconnecting method, which is characterized in that the method is also
Include the following steps:
The address corresponding conversion table is safeguarded；
It is described right when second host equipment is infiniband host, and first host equipment is Ethernet Hosts
The step of address corresponding conversion table is safeguarded specifically include the following steps:
The address Ip of the Infiniband host and MAC Address are formed into a data to (IP1, MAC1)；
The Infiniband host sends the first ARP request to the gateway, wherein wraps in first ARP request
Containing the data to (IP1, MAC1)；
After the gateway receives data information, the Infiniband host is added in the address corresponding conversion table
Address mapping information；
When updating completion, the gateway transmits the address corresponding conversion table update message to the Ethernet Hosts.
4. Ethernet according to claim 3 and infiniband network interconnecting method, which is characterized in that described when update
When completion, the gateway specifically includes following to the Ethernet Hosts transmission address corresponding conversion table update message
Step:
The gateway sends the second ARP request to the Ethernet Hosts, and second ARP request includes described
The address information of Infiniband host；
The Ethernet Hosts obtains the address information of Infiniband host, replys the first arp response to the gateway,
It include the address information information (IP2, MAC2) of the Ethernet Hosts itself in first arp response；
The gateway sends the second arp response to the Infiniband host, and second arp response includes described
The address information of Ethernet Hosts.
5. Ethernet according to claim 1 and infiniband network interconnecting method, which is characterized in that when described second
Host equipment is infiniband host, described to set to first host when first host equipment is Ethernet Hosts
The data packet that preparation is sent meet the step of format encapsulation of the second host equipment transport protocol and specifically includes following steps
It is rapid:
To according to UDP/IP protocol packing at IP data packet carry out the processing based on infiniband agreement；
The header information for meeting the infiniband format is added in data packet after treatment, and is packaged into data packet.
6. a kind of Ethernet and infiniband network interconnection system, which is characterized in that the system comprises:
Detection module, it is described for being detected to the request of interconnecting between the first host equipment and the second host equipment
First host equipment and the second host equipment are Ethernet Hosts or infiniband host, and first host equipment and the
Two host device types are different；
Target address information obtains module, detects that first host equipment is sent out between second host equipment for working as
It send and interconnects when requesting, then according to pre-generated address corresponding conversion table, obtain the address with first host equipment
Target address information of the information to corresponding second host equipment；
Format package module, the data packet for sending to first host equipment carry out meeting the second host equipment biography
The format of defeated agreement encapsulates；
Packet sending module is sent for the data packet after encapsulating according to the target address information of second host equipment
To second host equipment.
7. Ethernet according to claim 6 and infiniband network interconnection system, which is characterized in that the system is also
Include:
Address corresponding conversion table generation module, for the transmission data packet according to first host equipment and the second host equipment
Address information, control an address corresponding conversion table is generated in gateway, the address corresponding conversion table includes first
The mapping relations of host equipment and the second host equipment address information.
8. Ethernet according to claim 7 and infiniband network interconnection system, which is characterized in that the system is also
Include:
Conversion table maintenance module, for being safeguarded to the address corresponding conversion table；
When second host equipment is infiniband host, and first host equipment is Ethernet Hosts, described turn
Table maintenance module is changed to specifically include:
Data are to comprising modules, for the address Ip of the Infiniband host and MAC Address to be formed a data pair
(IP1, MAC1)；
First ARP request sending module, for sending the first ARP request to the gateway, wherein the first ARP is asked
It include the data in asking to (IP1, MAC1)；
Address mapping information adding module, after receiving data information, in the address corresponding conversion table described in addition
The address mapping information of Infiniband host；
Address corresponding conversion table update message delivery module, for when update complete when, the gateway is to the Ethernet
Host transmits the address corresponding conversion table update message.
9. Ethernet according to claim 8 and infiniband network interconnection system, which is characterized in that the address pair
Conversion table update message delivery module is answered to specifically include:
Second ARP request sending module, for sending the second ARP request, the second ARP request packet to the Ethernet Hosts
Address information containing the Infiniband host；
Module is replied in first arp response, for obtaining the address information of Infiniband host, replys the to the gateway
One arp response includes the address information information (IP2, MAC2) of the Ethernet Hosts itself in first arp response；
Module is replied in second arp response, and for sending the second arp response to the Infiniband host, the 2nd ARP is rung
It should include the address information of the Ethernet Hosts.
10. Ethernet according to claim 6 and infiniband network interconnection system, which is characterized in that the format
Package module specifically includes:
Protocol process module, for according to UDP/IP protocol packing at IP data packet carry out based on infiniband agreement
Processing；
Header information adding module, for the head letter for meeting the infiniband format to be added in data packet after treatment
Breath, and it is packaged into data packet.
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Application publication date: 20181211 |