CN110300185A - A kind of NTB communication means, device, equipment and storage medium - Google Patents
A kind of NTB communication means, device, equipment and storage medium Download PDFInfo
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- CN110300185A CN110300185A CN201910630562.7A CN201910630562A CN110300185A CN 110300185 A CN110300185 A CN 110300185A CN 201910630562 A CN201910630562 A CN 201910630562A CN 110300185 A CN110300185 A CN 110300185A
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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
- H04L67/14—Session management
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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
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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Abstract
The invention discloses a kind of NTB communication means, device, equipment and storage medium, the step of this method includes: the communication request for receiving request end and sending；Port information comprising the port target NTB in request end in communication request；Judge whether communication request is transmission request；If it is, judging whether the port information for having recorded the port target NTB in advance；If it is, carrying out data communication by the local port NTB and the port target NTB.This method realizes the restriction to NTB port data communications between equipment, the opposite accuracy and reliability for ensuring data communication.In addition, the present invention also provides a kind of NTB communication device, equipment and storage medium, beneficial effect are same as above.
Description
Technical field
The present invention relates to fields of communication technology, more particularly to a kind of NTB communication means, device, equipment and storage medium.
Background technique
In recent years, PCIe is developed rapidly, the PCIe3.0 from initial PCI till now, PCIe's
Communication speed and bandwidth have increasingly obtained the approval of lots of manufacturers, and NTB (Non-Transparent Bridge, it is non-
Bright bridge) also with PCIe development and be born, while NTB is increasingly becoming the main side communicated between the multi-controller of conventional store
Formula, tool is with the feature that roomy, speed is fast, delay is small, shake is small, especially suitable for amount of communication data between conventional store mostly control
Greatly, the high requirement of real-time.In the prior art, data link, Jin Erji can be established between the NTB of distinct device node
The data communication between NTB is carried out in data link, but since current device node often has multiple ends NTB
Mouthful, and communication capacity is all had between each port NTB of distinct device node, lead to be difficult to ensure data communication between NTB
Accuracy and reliability.
It can be seen that providing a kind of NTB communication means, with the opposite accuracy and reliability for ensuring data communication, it is
Those skilled in the art's technical issues that need to address.
Summary of the invention
The object of the present invention is to provide a kind of NTB communication means, device, equipment and storage mediums, ensure data with opposite
The accuracy and reliability of communication.
In order to solve the above technical problems, the present invention provides a kind of NTB communication means, comprising:
Receive the communication request that request end is sent；Port information comprising the port target NTB in request end in communication request；
Judge whether communication request is transmission request；
If it is, judging whether the port information for having recorded the port target NTB in advance；
If it is, carrying out data communication by the local port NTB and the port target NTB.
Preferably, judge communication request whether be transmission request result when being no, method further include:
Judge whether communication request is registration request；
If it is, the port information of the record port target NTB.
Preferably, before the port information of the record port target NTB, method further include:
Judge whether the port information for not recording the port target NTB；
If it is, the step of executing the port information of the record port target NTB.
Preferably, after the port information of the record port target NTB, method further include:
Include the response message of the port information of the local port NTB to request end transmission, the local port NTB is recorded
To request end.
Preferably, the port information comprising the port multiple target NTB in request end in communication request；
Correspondingly, carrying out data communication by the local port NTB and the port target NTB, comprising:
The data communication of parallel mode is carried out by the local port NTB and the port target NTB.
In addition, the present invention also provides a kind of NTB communication devices, comprising:
Request receiving module, for receiving the communication request of request end transmission；Include target in request end in communication request
The port information of the port NTB；
Judgment module is transmitted, for judging whether communication request is transmission request, if it is, record is called to judge mould
Block；
Judgment module is recorded, the port information for judging whether to have recorded the port target NTB in advance, if it is,
Call data communication module；
Data communication module, for carrying out data communication by the local port NTB and the port target NTB.
Preferably, when the implementing result for recording judgment module is no, registration judgment module is called；
Judgment module is registered, for judging whether communication request is registration request, if it is, recalls information records mould
Block；
Information logging modle, for recording the port information of the port target NTB.
Preferably, device further include:
Judgment module, the port information for judging whether not record the port target NTB are recorded, if it is, calling
Information logging modle.
In addition, the present invention also provides a kind of NTB communication equipments, comprising:
Memory, for storing computer program；
Processor is realized when for executing computer program such as the step of above-mentioned NTB communication means.
In addition, being stored with meter on computer readable storage medium the present invention also provides a kind of computer readable storage medium
Calculation machine program is realized when computer program is executed by processor such as the step of above-mentioned NTB communication means.
NTB communication means provided by the present invention, what reception request end was sent first includes the end target NTB in request end
The communication request of message breath, and judge whether communication request is transmission request, if it is, further judging local whether preparatory
The port information of the port target NTB is recorded, if it is, further carrying out by the local port NTB and the port target NTB
Data communication.Due to including the port letter of the request end port target NTB in this method, in the incoming transmission request in request end
Breath, and then whether the port information is had into the foundation for communicating qualification as request end, only when local is prerecorded with the mesh
When marking the port information of the port NTB, just by the local port NTB and the port target NTB progress data communication, realize pair
The restriction of NTB port data communications between equipment, the opposite accuracy and reliability for ensuring data communication.In addition, this hair
It is bright that also to provide a kind of NTB communication device, equipment and storage medium, beneficial effect same as above.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in the embodiment will be done simply below
It introduces, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow chart of NTB communication means provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of NTB communication means provided in an embodiment of the present invention；
Fig. 3 is a kind of structure chart of NTB communication device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, those of ordinary skill in the art are without making creative work, obtained every other
Embodiment belongs to the scope of the present invention.
In the prior art, data link can be established between the NTB of distinct device node, and then is based on data communication
Link carries out the data communication between NTB, but since current device node often has multiple ports NTB, and it is different
All have communication capacity between each port NTB of device node, cause to be difficult to ensure between NTB the accuracy of data communication and
Reliability.
Core of the invention is to provide a kind of NTB communication means, with the opposite accuracy for ensuring data communication and reliably
Property.Another core of the invention is to provide a kind of NTB communication device, equipment and storage medium.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 1 is a kind of flow chart of NTB communication means provided in an embodiment of the present invention.Referring to FIG. 1, NTB communication means
Specific steps include:
Step S10: the communication request that request end is sent is received.
Port information comprising the port target NTB in request end in communication request.
It should be noted that the executing subject of this method should be the responder of the communication request at respond request end, and
In this method, request end and responder are mounted on NTB card, therefore request end and responder all have the corresponding port NTB.
Port information comprising the port target NTB in request end in the communication request of incoming responder, is to keep responder further
The data communication qualification of the request end port target NTB is determined.In addition, the port information of the port target NTB is answered in method
The NTB port identities of the port target NTB are uniquely characterized, the overall accuracy of NTB communication is ensured with this.
Step S11: judge whether communication request is transmission request, if so, thening follow the steps S12.
Step S12: judge whether to have recorded the port information of the port target NTB in advance, if so, thening follow the steps
S13。
Step S13: data communication is carried out by the local port NTB and the port target NTB.
It should be noted that is, asking for data interaction is initiated to responder in request end when communication request is transmission request
When asking, responder, which passes through, judges the local port information for whether recording the port target NTB, and the target of request end is defined with this
Whether the port NTB has and the communication qualification of the local port NTB, that is to say, that only in advance by the port target NTB of request end
Port information is recorded to responder, and responder can carry out data by the port target NTB of the local port NTB and request end
The case where communicating, data communication can be carried out with the responder local port NTB with this port NTB for avoiding any request end
Occur, improves the global controllability to NTB port data communications between distinct device.
NTB communication means provided by the present invention, what reception request end was sent first includes the end target NTB in request end
The communication request of message breath, and judge whether communication request is transmission request, if it is, further judging local whether preparatory
The port information of the port target NTB is recorded, if it is, further carrying out by the local port NTB and the port target NTB
Data communication.Due to including the port letter of the request end port target NTB in this method, in the incoming transmission request in request end
Breath, and then whether the port information is had into the foundation for communicating qualification as request end, only when local is prerecorded with the mesh
When marking the port information of the port NTB, just by the local port NTB and the port target NTB progress data communication, realize pair
The restriction of NTB port data communications between equipment, the opposite accuracy and reliability for ensuring data communication.
Fig. 2 is a kind of flow chart of NTB communication means provided in an embodiment of the present invention.Referring to FIG. 2, NTB communication means
Specific steps include:
Step S20: the communication request that request end is sent is received.
Step S21: judge whether communication request is transmission request, if so, thening follow the steps S22, otherwise, execute step
S23。
Step S22: judge whether to have recorded the port information of the port target NTB in advance, if so, thening follow the steps
S24。
Step S23: judge whether communication request is registration request, if so, thening follow the steps S25.
Step S24: data communication is carried out by the local port NTB and the port target NTB.
Step S25: the port information of the record port target NTB.
It should be noted that present embodiment focuses on when the transmission of request end request is specially registration request,
That is, when data communication permission of the request end to the port responder request target NTB, responder is by the port target NTB
Port information record to local, the transmission request when the incoming port information comprising the port target NTB in request end is ensured with this
When, it is capable of the transmission request of normal response request end, and counted by the port target NTB of the local port NTB and request end
According to communication, the accuracy and reliability of data communication are further ensured.In addition, recording the end target NTB in present embodiment
Mouthful port information, can be specifically by the port information of the port target NTB record into responder preset data structure or
In log, it is not specifically limited herein.
On the basis of the above embodiments, the present invention also provides have a series of following preferred embodiments.
As a preferred embodiment, before the port information of the record port target NTB, method further include:
Judge whether the port information for not recording the port target NTB；
If it is, the step of executing the port information of the record port target NTB.
It should be noted that in view of request end is when carrying out the registration of the port target NTB to responder, it can in responder
To have been recorded with the port information of the port target NTB, therefore responder repeats the record port request end target NTB in order to prevent
Port information, to save the memory space of responder, present embodiment is before the port information of the record port target NTB
First judge whether the port information for not recording the port target NTB, if responder does not record the port letter of the port target NTB
The step of ceasing, then executing the port information of the record port target NTB.Present embodiment saves responder to a certain extent
Memory space.
In addition, as a preferred embodiment, method is also wrapped after the port information of the record port target NTB
It includes:
Include the response message of the port information of the local port NTB to request end transmission, the local port NTB is recorded
To request end.
Present embodiment is to record the port information of the port target NTB of request end to local in responder, to asking
It asks end to send response message, includes the port information of the local port NTB of responder in response message, it is therefore an objective to inform request
End is succeeded in registration, and behind the local port NTB at request end recording responses end, can carry out NTB data with responder subsequent
NTB used in responder is verified port when communication, with this further ensure data communication accuracy and can
By property.
In addition, as a preferred embodiment, including the end of the port multiple target NTB in request end in communication request
Message breath；
Correspondingly, carrying out data communication by the local port NTB and the port target NTB, comprising:
The data communication of parallel mode is carried out by the local port NTB and the port target NTB.
It should be noted that the port the multiple target NTB progress for focusing on responder and request end of present embodiment
The communication of parallel mode, the port multiple target NTB herein can be the multiple target NTB divided based on a physics NTB card
Port is also possible to the port multiple target NTB divided based on multiple NTB cards.The side of a plurality of data link parallel communications
Formula may be implemented business datum and quickly receive and dispatch, and improve efficiency, while can ensure the overall robustness of data communication.
Fig. 3 is a kind of structure chart of NTB communication device provided in an embodiment of the present invention.NTB provided in an embodiment of the present invention
Communication device, comprising:
Request receiving module 10, for receiving the communication request of request end transmission；Include mesh in request end in communication request
Mark the port information of the port NTB；
Judgment module 11 is transmitted, for judging whether communication request is transmission request, if it is, record is called to judge mould
Block 12；
Judgment module 12 is recorded, the port information for judging whether to have recorded the port target NTB in advance, if so,
Then call data communication module 13；
Data communication module 13, for carrying out data communication by the local port NTB and the port target NTB.
NTB communication device provided by the present invention, what reception request end was sent first includes the end target NTB in request end
The communication request of message breath, and judge whether communication request is transmission request, if it is, further judging local whether preparatory
The port information of the port target NTB is recorded, if it is, further carrying out by the local port NTB and the port target NTB
Data communication.Due to including the port letter of the request end port target NTB in the present apparatus, in the incoming transmission request in request end
Breath, and then whether the port information is had into the foundation for communicating qualification as request end, only when local is prerecorded with the mesh
When marking the port information of the port NTB, just by the local port NTB and the port target NTB progress data communication, realize pair
The restriction of NTB port data communications between equipment, the opposite accuracy and reliability for ensuring data communication.
On the basis of above-mentioned NTB communication device, as a preferred embodiment, holding when record judgment module 12
When row result is no, registration judgment module is called；
Judgment module is registered, for judging whether communication request is registration request, if it is, recalls information records mould
Block；
Information logging modle, for recording the port information of the port target NTB.
On the basis of above-mentioned NTB communication device, as a preferred embodiment, device further include:
Judgment module, the port information for judging whether not record the port target NTB are recorded, if it is, calling
Information logging modle.
The present invention also provides a kind of NTB communication equipments, comprising:
Memory, for storing computer program；
Processor is realized when for executing the computer program such as the step of above-mentioned NTB communication means.
NTB communication equipment provided by the present invention, what reception request end was sent first includes the end target NTB in request end
The communication request of message breath, and judge whether communication request is transmission request, if it is, further judging local whether preparatory
The port information of the port target NTB is recorded, if it is, further carrying out by the local port NTB and the port target NTB
Data communication.Due to including the port letter of the request end port target NTB in this equipment, in the incoming transmission request in request end
Breath, and then whether the port information is had into the foundation for communicating qualification as request end, only when local is prerecorded with the mesh
When marking the port information of the port NTB, just by the local port NTB and the port target NTB progress data communication, realize pair
The restriction of NTB port data communications between equipment, the opposite accuracy and reliability for ensuring data communication.
The present invention also provides a kind of computer readable storage medium, calculating is stored on the computer readable storage medium
Machine program is realized when the computer program is executed by processor such as the step of above-mentioned NTB communication means.
Computer readable storage medium provided by the present invention, what reception request end was sent first includes mesh in request end
The communication request of NTB port information is marked, and judges whether communication request is transmission request, if it is, further judgement is local
Whether the port information of target NTB port has been recorded in advance, if it is, further passing through the local port NTB and target NTB
Port carries out data communication.Due to including request in the incoming transmission request in request end in this computer readable storage medium
The port information of the port target NTB is held, and then whether there is the foundation of communication qualification using the port information as request end, only
When being locally prerecorded with the port information of the port target NTB, just pass through the local port NTB and the port the target NTB
Data communication is carried out, the restriction to NTB port data communications between equipment is realized, the opposite accuracy for ensuring data communication
And reliability.
Detailed Jie has been carried out to a kind of NTB communication means provided by the present invention, device, equipment and storage medium above
It continues.Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other embodiments
Difference, the same or similar parts in each embodiment may refer to each other.For the device disclosed in the embodiment, by
It is corresponded to the methods disclosed in the examples in it, so being described relatively simple, reference may be made to the description of the method.
It should be pointed out that for those skilled in the art, it without departing from the principle of the present invention, can also be right
Some improvement and modification can also be carried out by the present invention, and these improvements and modifications also fall within the scope of protection of the claims of the present invention.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Claims (10)
1. a kind of NTB communication means characterized by comprising
Receive the communication request that request end is sent；Port comprising the port target NTB in the request end in the communication request
Information；
Judge whether the communication request is transmission request；
If it is, judging whether the port information for having recorded the port the target NTB in advance；
If it is, carrying out data communication by the local port NTB and the port the target NTB.
2. NTB communication means according to claim 1, which is characterized in that described to judge whether the communication request is biography
When the result of defeated request is no, the method also includes:
Judge whether the communication request is registration request；
If it is, recording the port information of the port the target NTB.
3. NTB communication means according to claim 2, which is characterized in that at the end for recording the port the target NTB
Before message breath, the method also includes:
Judge whether the port information for not recording the port the target NTB；
If it is, the step of executing the port information for recording the port the target NTB.
4. NTB communication means according to claim 2, which is characterized in that at the end for recording the port the target NTB
After message breath, the method also includes:
It include the response message of the port information of the local port NTB to request end transmission, by the local NTB
Port is recorded to the request end.
5. NTB communication means according to any one of claims 1 to 4, which is characterized in that include in the communication request
The port information of the port multiple target NTB in the request end；
Correspondingly, described carry out data communication by the local port NTB and the port the target NTB, comprising:
The data communication of parallel mode is carried out by the local port NTB and the port the target NTB.
6. a kind of NTB communication device characterized by comprising
Request receiving module, for receiving the communication request of request end transmission；Comprising in the request end in the communication request
The port information of the port target NTB；
Judgment module is transmitted, for judging whether the communication request is transmission request, if it is, record is called to judge mould
Block；
The record judgment module, the port information for judging whether to have recorded the port the target NTB in advance, if
It is then to call data communication module；
The data communication module, for carrying out data communication by the local port NTB and the port the target NTB.
7. NTB communication device according to claim 6, which is characterized in that when the implementing result of the record judgment module
When being no, registration judgment module is called；
The registration judgment module, for judging whether the communication request is registration request, if it is, recalls information records
Module；
The information logging modle, for recording the port information of the port the target NTB.
8. NTB communication device according to claim 7, which is characterized in that described device further include:
Judgment module, the port information for judging whether not record the port the target NTB are recorded, if it is, calling
The information logging modle.
9. a kind of NTB communication equipment characterized by comprising
Memory, for storing computer program；
Processor, realizing the NTB communication means as described in any one of claim 1 to 5 when for executing the computer program
Step.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program is realized when the computer program is executed by processor such as NTB communication means described in any one of claim 1 to 5
Step.
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| CN107734046A (en) * | 2017-10-26 | 2018-02-23 | 山东浪潮通软信息科技有限公司 | Method, service end, client and the system of remote operation database |
| CN108494771A (en) * | 2018-03-23 | 2018-09-04 | 平安科技（深圳）有限公司 | Electronic device, fire wall open verification method and storage medium |
| CN108762939A (en) * | 2018-06-29 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of PCIe port resource allocation methods, system and equipment and storage medium |
| CN109117393A (en) * | 2018-08-06 | 2019-01-01 | 郑州云海信息技术有限公司 | A kind of two-way NTB communication means, apparatus and system |
| CN109639701A (en) * | 2018-12-25 | 2019-04-16 | 杭州迪普科技股份有限公司 | Access control method, device, equipment and storage medium based on OPC agreement |
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