CN110380970A - A kind of self-adapting data message forwarding method and device suitable for heterogeneous network - Google Patents
A kind of self-adapting data message forwarding method and device suitable for heterogeneous network Download PDFInfo
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- CN110380970A CN110380970A CN201910663043.0A CN201910663043A CN110380970A CN 110380970 A CN110380970 A CN 110380970A CN 201910663043 A CN201910663043 A CN 201910663043A CN 110380970 A CN110380970 A CN 110380970A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/54—Organization of routing tables
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
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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
- H04L69/22—Parsing or analysis of headers
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Abstract
The embodiment of the invention provides a kind of self-adapting data message forwarding methods and device suitable for heterogeneous network, wherein method includes: to obtain the first data message, based on the first parsing code unit in the first data message, first protocol Data Unit is decapsulated, obtain critical field information, it include: destination node address and protocol version in critical field information, according to obtained protocol version, and preset protocol rule mapping table, current first format of critical field information is converted into the second format, second format is the recognizable format of present node；Data load is encapsulated as second protocol data cell；Based on preset second parsing code unit and second protocol data cell, the second data message is generated；According to the routing iinformation recorded in destination node address and preset routing table, the second data message is sent to next-hop node.The embodiment of the present invention can be realized convenient forwarding of the protocol Data Unit in heterogeneous network.
Description
Technical field
The present invention relates to technical field of the computer network, more particularly to a kind of self-adapting data suitable for heterogeneous network
Message forwarding method and device.
Background technique
The a type of network that the network equipment and system that heterogeneous network is produced by different manufacturers form, can also be with
Say that heterogeneous network is made of multiple using the node of different network protocol, network protocol refers to that communication computer both sides must herein
The one group of agreement that must be deferred to jointly.With the high speed development of the new technologies such as internet of things intelligent household, the nodes such as sensor and host
Between communication requirement also greatly increase.In general, different network protocols is respectively adopted in the nodes such as sensor and host, therefore sense
The network that device etc. is constituted between nodes and host belongs to heterogeneous network, it is therefore desirable to realize multiple and different nodes in heterogeneous network it
Between interconnect.
During data are transmitted between different nodes in heterogeneous network, each node uses respective network protocol logarithm
According to being packaged and forwarding, the format of the data after different network protocol encapsulation is different, and each node is for using different
The format for the data that the node of network protocol is sent can not Direct Recognition.Therefore in the prior art, data are used at two
It is transmitted between the node of different network protocol, needs to preset protocol gateway, which can identify two node institutes
The network protocol of use, and a protocol gateway is only capable of identifying limited network protocol, by the data of one of node-node transmission
Format be converted to the format that another node can identify.Therefore, during carrying out data transmission, node to be sent
It first has to data to be sent being sent to protocol gateway, the data received is formatted by protocol gateway, then sends out
Give node to be received.
Therefore, to realize in a heterogeneous network, the data between multiple nodes using different network protocol are transmitted,
Need to preset multiple protocol gateways, when each node is forwarded data, will by protocol gateway to data into
Row format conversion, node to be received can identify the data, therefore the repeating process of entire data is complex.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of self-adapting data message forwarding method suitable for heterogeneous network
And device, to realize the convenient forwarding of protocol Data Unit.Specific technical solution is as follows:
In a first aspect, the embodiment of the invention provides a kind of self-adapting data message forwarding sides suitable for heterogeneous network
Method, which comprises
The first data message is obtained, includes: the first parsing code unit and the first agreement number in first data message
According to unit, the first parsing code unit is for parsing first protocol Data Unit, first protocol Data Unit
In carry: header and data load carry in the header: critical field information；
Based on the first parsing code unit, first protocol Data Unit is decapsulated, the pass is obtained
Key field information and the data load include: destination node address and protocol version in the critical field information；
According to the obtained protocol version and preset protocol rule mapping table, by the critical field information
Current first format be converted to the second format, second format is the recognizable format of present node；
The data load is encapsulated as second protocol data cell；
Based on preset second parsing code unit and the second protocol data cell, the second data message is generated；
According to the routing iinformation recorded in the destination node address and preset routing table, by second data
Message is sent to the next-hop node of the present node.
Optionally, code length mark is also carried in first data message, the first data message of the acquisition
After step, the method also includes:
It is identified by the code length, determines position of the first parsing code unit in first data message
It sets.
It is optionally, described that first protocol Data Unit is decapsulated based on the first parsing code unit,
The step of obtaining the critical field information and the data load include:
The code format of the first parsing code unit is converted to the execution format of the present node；
According to the first parsing code unit after converted, first protocol Data Unit is decapsulated,
Obtain the critical field information and the data load.
Optionally, it is described first parsing code unit include: header length mark and critical field message identification, described
According to the first parsing code unit after converted, first protocol Data Unit is decapsulated, the pass is obtained
The step of key field information and the data load includes:
It is identified by the header length, determines the header of first protocol Data Unit；
By the critical field message identification, position of the critical field information in the header, and root are positioned
The critical field information is read according to positioning result.
Optionally, described based on the preset second parsing code unit and second protocol data cell, generate the
The step of two data messages includes:
Generate the copy of the second parsing code unit；
The code format of the copy is converted into preset general format；
To with the general format the copy and the second protocol data cell be packaged jointly, obtain
Second data message.
Optionally, the step of the first data message of the acquisition, comprising:
Obtain multiple first data messages, by the multiple first data message by receiving time sequence sort, generate to
Handle message queue；
The method also includes:
For the multiple first data message, will there is the first data message of default priority processing mark to be advanced to institute
State the front end of clear text queue.
Second aspect, the embodiment of the invention provides a kind of self-adapting data messages suitable for heterogeneous network to forward dress
It sets, described device includes:
Module is obtained, includes: the first parsing code unit in first data message for obtaining the first data message
With the first protocol Data Unit, the first parsing code unit is for parsing first protocol Data Unit, and described first
Carry in protocol Data Unit: header and data load carry in the header: critical field information；
Decapsulation module, for being solved to first protocol Data Unit based on the first parsing code unit
Encapsulation, obtain the critical field information and the data load, include: in the critical field information destination node address and
Protocol version；
Conversion module is used for according to the obtained protocol version and preset protocol rule mapping table, will be described
Current first format of critical field information is converted to the second format, and second format is the recognizable format of present node；
Package module, for the data load to be encapsulated as second protocol data cell；
Generation module, for generating based on preset second parsing code unit and the second protocol data cell
Second data message；
Sending module is used for according to the routing iinformation recorded in the destination node address and preset routing table, will
Second data message is sent to the next-hop node of the present node.
Optionally, described device further include:
Determining module determines the first parsing code unit in first data for identifying by code length
Position in message.
Optionally, the decapsulation module includes:
First transform subblock, for the code format of the first parsing code unit to be converted to the present node
Execution format；
Submodule is decapsulated, for according to the first parsing code unit after converted, to the first agreement number
It is decapsulated according to unit, obtains the critical field information and the data load.
Optionally, the decapsulation submodule includes:
Processing unit determines the header of first protocol Data Unit for identifying by the header length；
Positioning and reading unit, for positioning the critical field information in institute by the critical field message identification
The position in header is stated, and the critical field information is read according to positioning result.
Optionally, the generation module includes:
Submodule is generated, for generating the copy of the second parsing code unit；
Second transform subblock, for the code format of the copy to be converted to preset general format；
Encapsulate submodule, for the general format the copy and the second protocol data cell it is total
With being packaged, second data message is obtained.
Optionally, the acquisition module is specifically used for:
Obtain multiple first data messages, by the multiple first data message by receiving time sequence sort, generate to
Handle message queue；
Described device further include:
Processing module will have the first datagram of default priority processing mark for the multiple first data message
Text is advanced to the front end of the clear text queue.
The third aspect, the embodiment of the invention provides a kind of electronic equipment, including processor, communication interface, memory and
Communication bus, wherein the processor, the communication interface, the memory are completed each other by the communication bus
Communication；The machine readable storage medium is stored with the machine-executable instruction that can be executed by the processor, the processing
Device is promoted by the machine-executable instruction: that realizes the offer of first aspect of the embodiment of the present invention is suitable for the adaptive of heterogeneous network
Answer the method and step of data message forwarding method.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Dielectric memory contains computer program, and the computer program is executed by processor the suitable of first aspect of embodiment of the present invention offer
The method and step of self-adapting data message forwarding method for heterogeneous network.
A kind of self-adapting data message forwarding method and device suitable for heterogeneous network provided in an embodiment of the present invention, when
Front nodal point decapsulates the first protocol Data Unit by the first parsing code unit, obtains destination node address and agreement
Version converts current first format of critical field information then according to protocol version and preset protocol rule mapping table
For the recognizable format of present node, i.e., current first format of destination node address is converted into recognizable format；Then will
Preset second parsing code unit and second protocol data cell generate the second data message, and according to destination node address and
Second data message is sent to next-hop node by the routing iinformation recorded in preset routing table, to complete turning for data
Send out work.Due to method and device provided in an embodiment of the present invention, intermediate equipment is needed not move through to the forwarding of data and is identified
Or processing, present node directly can be parsed and be forwarded so that present node to the forwarding of protocol Data Unit more
It is for convenience and quick.Further, since in the second data message sent further include: can be parsed to protocol Data Unit
Second section parses code unit, therefore next-hop node can be adopted and be carried out with the aforedescribed process to the second data message received
It parses and forwards, so that transmission of the data in entire heterogeneous network is more convenient and quick.Also, when in heterogeneous network
When increasing a node with new network protocol, method provided in an embodiment of the present invention then can be by increasing new parsing
Code unit and increase corresponding list item in protocol rule mapping table, so that the process of realization is more easy.Certainly, implement the present invention
Any product or method must be not necessarily required to reach all the above advantage simultaneously.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 a is one kind of the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network
Flow diagram；
Fig. 1 b is a kind of structural schematic diagram of the first data message provided in an embodiment of the present invention；
Fig. 2 is the another kind of the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network
Flow diagram；
Fig. 3 a is a kind of structural schematic diagram of the first parsing code unit provided in an embodiment of the present invention；
Fig. 3 b is the third of the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network
Kind flow diagram；
Fig. 4 is the 4th kind of the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network
Flow diagram；
Fig. 5 is the 5th kind of the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network
Flow diagram；
Fig. 6 is a kind of knot of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Structure schematic diagram；
Fig. 7 is the another kind of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Structural schematic diagram；
Fig. 8 is the third of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Structural schematic diagram；
Fig. 9 is the 4th kind of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Structural schematic diagram；
Figure 10 is the 5 of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Kind structural schematic diagram；
Figure 11 is the 6 of the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network
Kind structural schematic diagram；
Figure 12 is a kind of structural schematic diagram of electronic equipment 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, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1a, the embodiment of the invention provides a kind of self-adapting data message forwarding sides suitable for heterogeneous network
Method, the process may comprise steps of:
S101 obtains the first data message.
As shown in Figure 1 b, in embodiments of the present invention, may include: in the first data message the first parsing code unit and
First protocol Data Unit, the first parsing code unit is for parsing the first protocol Data Unit, in the first protocol Data Unit
Carry: header and data load carry in header: critical field information.
In heterogeneous network, during data are transmitted to destination node from source node, need by intermediate multiple nodes
It is forwarded.In general, each node, before sending to data, the network protocol that first use this node to be followed is to data
Load is packaged, i.e., adds header in data load, or addition header and telegram end obtain protocol Data Unit, and header
Determined with addition manner of the telegram end in data load and format by network protocol, that is to say, that using different network protocol into
The format of protocol Data Unit that row encapsulation obtains is different, and using the node of different network protocol tunneling data cell it
Between can not be mutually distinguishable the content of protocol Data Unit each other.It is located in the middle node and destination node receives protocol data list
When first, first it is decapsulated, obtain header therein and data load, intermediate node again carries out again data load
Encapsulation and transmission.Data load is packaged since each node is all made of the network protocol respectively followed, each node
Can not Direct Recognition use the protocol Data Unit that encapsulates with this node different network protocol.
In embodiments of the present invention, by the way that the first parsing code unit, the first parsing generation are arranged in the first data message
Code unit can assist to parse the first protocol Data Unit using the present node different from upper meshed network agreement, and such one
Come, present node receives the first data message that a upper node is sent, can be by the first parsing code unit to the first agreement
Data cell is parsed, and header and data load are obtained.
As a kind of optional embodiment of the embodiment of the present invention, code length mark can also be carried in the first data message
Know, can be identified by code length, determine position of the first parsing code unit in the first data message.
It in embodiments of the present invention, can be with by determining the first position of the parsing code unit in the first data message
Determine the first parsing code unit.
It include the first parsing code unit and the first protocol Data Unit in first data message, it in actual use can be with
To add the first parsing code unit in the first protocol Data Unit, to obtain the first data message.The embodiment of the present invention
Position of the first parsing code unit in the first data message is not specifically limited, it illustratively, can be by the first parsing
Front end or tail end of the code unit addition in the first protocol Data Unit, i.e., the first parsing code unit are located at the first data message
In head or tail portion.
The embodiment of the present invention identifies code length, and determines the first parsing code unit in the first data message
The mode of position is not specifically limited.Illustratively, since the first data message that present node receives is usually binary system
Sequence, therefore the binary sequence length for indicating the first parsing code unit can be identified with code length, the first parsing code
Addition is in the preset position of the first protocol Data Unit, and the preset position is position well known to each node, works as prosthomere
Point can determine entire first parsing code unit in the first data message by code length mark and the preset position
Position.It should be noted that the preset position can be front end or the tail end of the first above-mentioned protocol Data Unit.
The first protocol Data Unit is decapsulated, is obtained based on the first parsing code unit referring to Fig. 1 a, S102
Critical field information and data load.
It in embodiments of the present invention, may include: destination node address, protocol version and other associations in critical field information
Field is discussed, other protocol fields may include the information such as source address and option, it will be appreciated, of course, that critical field information may be used also
To include the other information for needing to use during being forwarded the first data message.It should be noted that agreement version
The network protocol used when originally can be packaged for node to data load, illustratively, protocol version can be IPv4
(Internet Protocol version 4, Internet Protocol Version 4) or IPv6 (Internet Protocol version
6, Internet Protocol Version 6).
First protocol Data Unit is decapsulated, the first protocol Data Unit is as split and obtains header and data load
Lotus, and the critical field information in the header of the first protocol Data Unit is extracted, in this way, present node can be from key
The information of first protocol Data Unit is obtained in field information, for example, being known that in the first data message by source address
Data load be to originate out from which node, be known that the data load to be sent to by destination node address
Destination node, by protocol version it is known that the network protocol that a upper node uses, and then learns that the protocol Data Unit is
Which encapsulated using network protocol.
As a kind of optional embodiment of the embodiment of the present invention, as shown in Fig. 2, step S102 can specifically include:
The code format of the first parsing code unit is converted to the execution format of present node by S1021.
In embodiments of the present invention, each node may be expressed as a platform, and the platform is by corresponding software and hardware
Composition, such as can be the machines such as processor.Since in practical applications, different platforms generallys use different hardware structures
And software, so that node when executing parsing code unit, can only execute the instruction that specific instruction related with this platform is concentrated.
The parsing code unit in the data message received can be executed to make each node, it usually can be by the parsing code
Unit is set as general format can be by being each provided with after each node receives the parsing code unit of the general format
Software and hardware architecture be converted into instruction stream being adapted to this node platform, can executing, then execute instruction stream with complete
At corresponding operating.Therefore, herein first parsing code unit can be general format, present node by be converted into
The instruction stream of this node hardware and software platform adaptation, the format of the instruction stream is the execution format of present node, to execute first
Code unit is parsed, and according to the instruction of the first parsing code unit, the first protocol Data Unit is decapsulated.
S1022 decapsulates the first protocol Data Unit, obtains according to the first parsing code unit after converted
To critical field information and data load.
In embodiments of the present invention, pass through this step, available critical field information, therefore also available keyword
The information such as destination node address, protocol version, source address and option in segment information, present node can be according to these information pair
The first data message received is further processed.
Such as Fig. 3 a, as a kind of optional embodiment of the embodiment of the present invention, the first parsing code unit may include: report
Head length mark and critical field message identification, as shown in Figure 3b, step S1022 can specifically include:
S10221 is identified by header length, determines the header of the first protocol Data Unit.
In embodiments of the present invention, header equally can be binary sequence, therefore header length mark can indicate this
The length of binary sequence.In general, therefore the front end that header is located at the first protocol Data Unit is identified by header length,
It can determine header.
The position that the embodiment of the present invention identifies header length is not specifically limited, illustratively, can be by header length
Mark setting parses code unit first, is identified by the header length having in the first parsing code unit, can be direct
Determine header；It is arranged in the first data message alternatively, header length can also be identified, and it is equal to be disposed at each node
The position known, for example, being disposed at before header, then position and the length information that will can indicate header length mark
Mark setting in the first parsing code unit, present node may know that header length mark by the first parsing code unit
Know the position in the first data message, and can determine that header length identifies, then can be determined according to header length mark
Header.
S10222 positions the position of critical field information in the header by critical field message identification, and according to positioning
As a result critical field information is read.
In embodiments of the present invention, due in critical field information include destination node address, protocol version, source address and
The information such as option, therefore critical field message identification also may include destination node address mark, protocol version mark, source address
Mark and Option.Destination node address may be binary sequence, destination node address mark can for the purpose of node
The position of position and the last byte in the header of first character section in the header in address；Or this
The binary sequence length of one byte position in the header and destination node address.It should be noted that protocol version
Message identification, source address mark and Option can according to destination node address identify two kinds of optional setting methods into
Row setting, details are not described herein for the embodiment of the present invention.
In addition, the setting position of critical field message identification can be with reference to the setting position of header length mark, the present invention
Embodiment repeats no more this.
Referring to Fig. 1 a, S103, according to obtained protocol version and preset protocol rule mapping table, by keyword
Current first format of segment information is converted to the second format.
The first protocol Data Unit as received by present node, to be sealed using the protocol version of a upper node
What dress obtained, therefore current first format of the critical field information in the first protocol Data Unit, present node can not be direct
Identification.Present node needs first to be converted into the second format, second format be present node can with the format of Direct Recognition,
The format for the protocol Data Unit that the protocol version that i.e. present node uses is packaged.
Protocol rule mapping table can be preset, such as table 1, the content in the protocol rule mapping table may include current
The rule of correspondence of first format and the second format.Since in practical applications, present node may be needed to multiple and different numbers
It is forwarded according to message, multiple and different data messages, therefore can in protocol rule mapping table from a different upper nodes
Multiple and different protocol versions is arranged, the rule of correspondence between the protocol version of present node, multiple and different agreement versions
This is protocol version used by a multiple and different upper nodes.
1 protocol rule mapping table of table
It should be noted that other protocol fields 1 and other protocol fields 2 in table 1 respectively indicate, other protocol fields
In multiple and different protocol fields.
Referring to Fig. 1 a, S104, data load is encapsulated as second protocol data cell.
In this step, it after present node recognizes the critical field information in the header of the first protocol Data Unit, adopts
Data load is packaged with the network protocol that this node follows, as adds the header encapsulated according to this protocol rule
The head of data load, or by the header encapsulated according to this protocol rule and telegram end add respectively data load head and
Tail portion obtains second protocol data cell.It should be noted that can be sealed using existing encapsulation technology to data load
Dress, details are not described herein for the embodiment of the present invention.
Referring to Fig. 1 a, S105, based on preset second parsing code unit and second protocol data cell, the is generated
Two data messages.
It should be noted that the preset second parsing code unit can be used for parsing second protocol data cell, the
Two parsing code units may include header length mark and critical field message identification, header length mark and key herein
The setting of field information mark, can be with reference to the header length in the step S10221 and S10222 in embodiment as shown in Figure 1a
The set-up mode of mark and critical field message identification is configured, and details are not described herein for the embodiment of the present invention.
As a kind of optional embodiment of the embodiment of the present invention, as shown in figure 4, step S105 can specifically include:
S1051 generates the copy of the second parsing code unit.
Since in practical applications, present node may need to be forwarded multiple and different data messages, it is multiple not
Same data message comes from a unused upper node, therefore, in order to make present node to the second parsing code and one of them
It, can be to the second parsing code unit and other second protocol data sheets during second protocol data cell is packaged
Member is packaged, and can first generate the copy of the second parsing code unit, then carry out subsequent operation to copy, so, when
Always with a second original parsing code unit in front nodal point.It should be noted that the pair of the second parsing code unit
This is identical with the second parsing content of code unit.
The code format of copy is converted to preset general format by S1052.
It should be noted that preset general format is that each node can be hard by what is be each provided in heterogeneous network
The general format that part framework is directly converted can be configured according to actual needs.So, facilitate next-hop section
The second parsing code unit with general format is converted to its executable instruction stream to complete to execute operation by point.
S1053, to general format copy and second protocol data cell be packaged jointly, obtain second number
According to message.
Second parsing code unit front end of the addition in second protocol data cell or tail end can be obtained the by this step
Two data messages.Determine the second parsing code unit in the second data message in order to facilitate the next-hop node of present node
Position, illustratively, can be arranged in the second data message parsing code length mark, the parsing code length mark can
To indicate the length of the binary sequence of the second parsing code unit.It so, can be by parsing code length mark, really
Position of the fixed second parsing code unit in the second data message, and then allow next-hop node according to the second parsing code
Unit parses second protocol data cell.
As a kind of optional embodiment of the embodiment of the present invention, the S1051 the step of after, can also be by the second parsing
The code format of code unit is converted to preset general format, and to general format the second parsing code unit and
Second protocol data cell is packaged jointly, obtains the second data message.
It, can also be first by the code lattice of the second parsing code unit as a kind of optional embodiment of the embodiment of the present invention
Formula is converted to preset general format, then generates the copy with the second parsing code of the general format, then this is had
Second parsing code of general format or its copy and second protocol data cell are encapsulated as the second data message jointly.
Referring to Fig. 1 a, S106, according to the routing iinformation recorded in destination node address and preset routing table, by
Two data messages are sent to the next-hop node of present node.
Since in heterogeneous network, each data message is preparatory from the path that source address is sent to destination node address
Set and uniquely, it is all need to handle the data message node (source node, intermediate forwarding node and purpose section
Point) transmitting path of the data message is known.In embodiments of the present invention, the routing iinformation in preset routing table can
To be configured according to actual needs, although each node only needs to feed back next-hop node address to present node, by
It may need to be forwarded multiple and different data messages in present node, and the transmitting path of each data message may not
Together, therefore the routing iinformation in preset routing table may include: destination node address and corresponding with destination node address
Next-hop node address.Present node, by inquiring the routing iinformation, can be obtained next after getting destination node address
Hop node address, and then the second data message is sent to next-hop node corresponding with the next-hop node address.
The embodiment of the invention also provides a kind of self-adapting data message forwarding methods suitable for heterogeneous network, in Fig. 1 a
On the basis of shown process, as shown in Figure 5, comprising:
S101 ' obtains multiple first data messages, and multiple first data messages are sorted by receiving time sequence, are generated
Clear text queue.
The step is similar to step S101, and difference is available multiple first data messages of the step, and can be with
Multiple first data messages are ranked up.
Since in heterogeneous network, each node needs to be forwarded the first multiple and different data messages, thus it is logical
Often, can be ranked up according to the sequencing of receiving time, by receiving time earlier the first data message come it is to be processed
Forward position in message queue, by the first later data message of receiving time come clear text line up in position rearward
It sets, generates clear text queue.Present node can successively be handled according to the tandem of the clear text queue.
As shown in figure 5, the self-adapting data message forwarding method provided in an embodiment of the present invention suitable for heterogeneous network, also
May include:
S201 for multiple first data messages will there is the first data message of default priority processing mark to be advanced to
The front end of clear text queue.
In embodiments of the present invention, presetting priority processing mark can be configured according to actual needs, illustratively, can
To indicate using 1 or 0, and 1 indicates priority processing, and 0 indicates to be not required to priority processing.When default preferential in the first data message
When processing is identified as 1, then first data message can be advanced to the front end of clear text queue, when the first data message
In default priority processing when being identified as 0, then first data message is come in clear text queue according to receiving time
And it is handled according to tandem.
It is provided with priority processing mark if had in multiple first data messages in all first data messages received,
Then multiple first data messages can be shifted to an earlier date in the front end of clear text queue, and according to the sequencing of receiving time
Sequence.
Due to having generally included option in the Option Field information in the first data message, whether the content in the option is
It needs to carry out the first data message the instruction of specially treated, therefore in embodiments of the present invention, the content in option can be used
Indicate the default priority processing mark.In that case, as shown in figure 5, step S101 ', S102 and S103 are respectively to current
All first data messages that node receives are handled, and the option in critical field information is obtained, and then judge that option is
No is 1, needs priority processing if it is 1 first data message, option 0 is then not necessarily to priority processing.It needs to illustrate
It is the step of priority processing herein can be preferentially to carry out embodiment illustrated in fig. 5 to the data load in the first data message
Operation in S104, S105 and S106.
A kind of self-adapting data message forwarding method suitable for heterogeneous network provided in an embodiment of the present invention, present node
The first protocol Data Unit is decapsulated by the first parsing code unit, obtains destination node address and protocol version,
Then according to protocol version and preset protocol rule mapping table, current first format of critical field information is converted to currently
Current first format of destination node address is converted to recognizable format by the recognizable format of node；It then will be preset
Second parsing code unit and second protocol data cell generate the second data message, and according to destination node address and preset
Second data message is sent to next-hop node by the routing iinformation recorded in routing table, to complete the forwarding work of data.
Due to method and device provided in an embodiment of the present invention, intermediate equipment is needed not move through to the forwarding of data and is identified or is handled,
Present node directly can be parsed and be forwarded so that present node it is more convenient to the forwarding of protocol Data Unit and
Fast.Further, since in the second data message sent further include: the second section solution that can be parsed to protocol Data Unit
Code unit is analysed, therefore next-hop node can be adopted and the second data message received is parsed and turned with the aforedescribed process
Hair, so that transmission of the data in entire heterogeneous network is more convenient and quick.Also, it is more huge in face of system and framework
When big and complicated heterogeneous network, for when addition has the node of new network protocol in such heterogeneous network, existing skill
Art needs to increase in protocol gateway the network protocol of newly-increased node, and existing protocol gateway is difficult to newly-increased network protocol mostly,
And the larger workload during increased, later maintenance cost are also high；And method provided in an embodiment of the present invention then can be with
Increase corresponding list item by the new parsing code unit of increase and in protocol rule mapping table, therefore realizes that process is more simple
Just, O&M cost is lower, and expansibility is stronger.
A kind of a kind of tool of self-adapting data apparatus for forwarding message suitable for heterogeneous network provided in an embodiment of the present invention
Body embodiment, corresponding with process shown in Fig. 1 a, with reference to Fig. 6, Fig. 6 is a kind of suitable for heterogeneous network of the embodiment of the present invention
A kind of structural schematic diagram of self-adapting data apparatus for forwarding message, comprising:
Module 301 is obtained, includes: the first parsing code unit in the first data message for obtaining the first data message
With the first protocol Data Unit, the first parsing code unit is for parsing the first protocol Data Unit, the first protocol Data Unit
In carry: header and data load carry in header: critical field information.
Decapsulation module 302, for being decapsulated to the first protocol Data Unit based on the first parsing code unit,
Critical field information and data load are obtained, includes: destination node address and protocol version in critical field information.
Conversion module 303 is used for according to obtained protocol version and preset protocol rule mapping table, will be crucial
Current first format of field information is converted to the second format, and the second format is the recognizable format of present node.
Package module 304, for data load to be encapsulated as second protocol data cell.
Generation module 305, for generating based on preset second parsing code unit and second protocol data cell
Second data message.
Sending module 306 is used for according to the routing iinformation recorded in destination node address and preset routing table, will
Second data message is sent to the next-hop node of present node.
As a kind of optional embodiment of the embodiment of the present invention, as shown in fig. 7, provided in an embodiment of the present invention be suitable for
The self-adapting data apparatus for forwarding message of heterogeneous network can also include:
Determining module 307 determines the first parsing code unit in the first data message for identifying by code length
Position.
As a kind of optional embodiment of the embodiment of the present invention, as shown in figure 8, above-mentioned decapsulation module 302 includes:
First transform subblock 3021, for the code format of the first parsing code unit to be converted to holding for present node
Row format.
Submodule 3022 is decapsulated, for according to the first parsing code unit after converted, to the first protocol data list
Member is decapsulated, and critical field information and data load are obtained.
As a kind of optional embodiment of the embodiment of the present invention, as shown in figure 9, above-mentioned decapsulation submodule 3022 can be with
Include:
Processing unit 30221 determines the header of the first protocol Data Unit for identifying by header length.
Positioning and reading unit 30222, for by critical field message identification, positioning critical field information to be in the header
Position, and according to positioning result read critical field information.
As a kind of optional embodiment of the embodiment of the present invention, as shown in Figure 10, above-mentioned generation module 305 be can wrap
It includes:
Submodule 3051 is generated, for generating the copy of the second parsing code unit.
Second transform subblock 3052, for the code format of copy to be converted to general format.
Encapsulate submodule 3053, for general format copy and second protocol data cell seal jointly
Dress, obtains the second data message.
As a kind of optional embodiment of the embodiment of the present invention, obtains module and is specifically used for:
Multiple first data messages are obtained, multiple first data messages are sorted by receiving time sequence, are generated to be processed
Message queue.
As shown in figure 11, the self-adapting data apparatus for forwarding message provided in an embodiment of the present invention suitable for heterogeneous network is also
May include:
Processing module 308 will have the first data message of default priority processing mark for multiple first data messages
It is advanced to the front end of clear text queue.
A kind of self-adapting data apparatus for forwarding message suitable for heterogeneous network provided in an embodiment of the present invention, present node
The first protocol Data Unit is decapsulated by the first parsing code unit, obtains destination node address and protocol version,
Then according to protocol version and preset protocol rule mapping table, current first format of critical field information is converted to currently
Current first format of destination node address is converted to recognizable format by the recognizable format of node；It then will be preset
Second parsing code unit and second protocol data cell generate the second data message, and according to destination node address and preset
Second data message is sent to next-hop node by the routing iinformation recorded in routing table, to complete the forwarding work of data.
Due to method and device provided in an embodiment of the present invention, intermediate equipment is needed not move through to the forwarding of data and is identified or is handled,
Present node directly can be parsed and be forwarded so that present node it is more convenient to the forwarding of protocol Data Unit and
Fast.Further, since in the second data message sent further include: the second section solution that can be parsed to protocol Data Unit
Code unit is analysed, therefore next-hop node can be adopted and the second data message received is parsed and turned with the aforedescribed process
Hair, so that transmission of the data in entire heterogeneous network is more convenient and quick.Also, when increase by one in heterogeneous network
When node with new network protocol, method provided in an embodiment of the present invention then can be by increasing new parsing code unit
With increase corresponding list item in protocol rule mapping table, therefore realize that process is more easy.
The embodiment of the invention also provides a kind of electronic equipment, as shown in figure 12, including processor 401, communication interface
402, memory 403 and communication bus 404, wherein processor 401, communication interface 402, memory 403 pass through communication bus
404 complete mutual communication.
Memory 403, for storing computer program.
Processor 401 when for executing the program stored on memory 403, realizes following steps:
The first data message is obtained, includes: the first parsing code unit and the first protocol data list in the first data message
Member, the first parsing code unit carry: header sum number for parsing the first protocol Data Unit in the first protocol Data Unit
It according to load, is carried in header: critical field information.
Based on first parsing code unit, the first protocol Data Unit is decapsulated, obtain critical field information and
Data load includes: destination node address and protocol version in critical field information.
According to obtained protocol version and preset protocol rule mapping table, by current the of critical field information
One format is converted to the second format, and the second format is the recognizable format of present node.
Data load is encapsulated as second protocol data cell.
Based on preset second parsing code unit and second protocol data cell, the second data message is generated.
According to the routing iinformation recorded in destination node address and preset routing table, the second data message is sent
To the next-hop node of present node.
A kind of electronic equipment provided in an embodiment of the present invention, present node is by the first parsing code unit to the first agreement
Data cell is decapsulated, and destination node address and protocol version are obtained, and is then advised according to protocol version and preset agreement
Current first format of critical field information is converted to the recognizable format of present node, i.e., by destination node by then mapping table
Current first format of address is converted to recognizable format；Then by preset second parsing code unit and second protocol data
Unit generates the second data message, and according to the routing iinformation recorded in destination node address and preset routing table, by second
Data message is sent to next-hop node, to complete the forwarding work of data.Due to method provided in an embodiment of the present invention and
Device needs not move through intermediate equipment to the forwarding of data and is identified or handled, and present node directly can be parsed and be turned
Hair, so that present node is more convenient to the forwarding of protocol Data Unit and quick.Further, since the second data sent
In message further include: the second section parsing code unit that protocol Data Unit can be parsed, therefore next-hop node can
The second data message received is parsed and forwarded with the aforedescribed process to adopt, so that data are in entire heterogeneous network
Transmission in network is more convenient and quick.Also, when increasing a node with new network protocol in heterogeneous network, this
The method that inventive embodiments provide then can increase phase by the new parsing code unit of increase and in protocol rule mapping table
List item is answered, therefore realizes that process is more easy.
The communication bus that above-mentioned electronic equipment is mentioned can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (Extended Industry Standard
Architecture, abbreviation EISA) bus etc..The communication bus can be divided into address bus, data/address bus, control bus etc..
Only to be indicated with a thick line in figure, it is not intended that an only bus or a type of bus convenient for indicating.
Communication interface is for the communication between above-mentioned electronic equipment and other equipment.
Memory may include random access memory (Random Access Memory, abbreviation RAM), also may include
Nonvolatile memory (non-volatile memory), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be storage device that at least one is located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
Abbreviation CPU), network processing unit (Network Processor, abbreviation NP) etc.；It can also be digital signal processor
(Digital Signal Processing, abbreviation DSP), specific integrated circuit (Application Specific
Integrated Circuit, abbreviation ASIC), field programmable gate array (Field-Programmable Gate Array,
Abbreviation FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.
The embodiment of the invention also provides a kind of computer readable storage medium, it is stored in computer readable storage medium
Computer program, when the working days run on computers so that computer execute in above-described embodiment it is any it is described be suitable for it is different
The self-adapting data message forwarding method of network forming network.
For device/electronic equipment/storage medium embodiment, since it is substantially similar to the method embodiment, so
It is described relatively simple, the relevent part can refer to the partial explaination of embodiments of method.
It should be noted that the device of the embodiment of the present invention, electronic equipment and storage medium are applicable in using above-mentioned respectively
It is in device, electronic equipment and the storage medium of the self-adapting data message forwarding method of heterogeneous network, then above-mentioned to be suitable for isomery
All embodiments of the self-adapting data message forwarding method of network are suitable for the device, electronic equipment and storage medium, and
The same or similar beneficial effect can be reached.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (10)
1. a kind of self-adapting data message forwarding method suitable for heterogeneous network, which is characterized in that the described method includes:
The first data message is obtained, includes: the first parsing code unit and the first agreement number in first data message
According to unit, the first parsing code unit is for parsing first protocol Data Unit, first protocol Data Unit
In carry: header and data load carry in the header: critical field information；
Based on the first parsing code unit, first protocol Data Unit is decapsulated, the keyword is obtained
Segment information and the data load include: destination node address and protocol version in the critical field information；
According to the obtained protocol version and preset protocol rule mapping table, by working as the critical field information
Preceding first format is converted to the second format, and second format is the recognizable format of present node；
The data load is encapsulated as second protocol data cell；
Based on preset second parsing code unit and the second protocol data cell, the second data message is generated；
According to the routing iinformation recorded in the destination node address and preset routing table, by second data message
It is sent to the next-hop node of the present node.
2. the method according to claim 1, wherein also carrying code length mark in first data message
After the step of knowledge, the first data message of the acquisition, the method also includes:
It is identified by the code length, determines position of the first parsing code unit in first data message.
3. the method according to claim 1, wherein described parse code unit based on described first, to described
The step of first protocol Data Unit is decapsulated, and the critical field information and the data load are obtained include:
The code format of the first parsing code unit is converted to the execution format of the present node；
According to the first parsing code unit after converted, first protocol Data Unit is decapsulated, is obtained
The critical field information and the data load.
4. according to the method described in claim 3, it is characterized in that, the first parsing code unit includes: header length mark
Know and critical field message identification, the first parsing code unit according to after converted, to the first agreement number
The step of being decapsulated according to unit, obtaining the critical field information and the data load include:
It is identified by the header length, determines the header of first protocol Data Unit；
By the critical field message identification, position of the critical field information in the header is positioned, and according to fixed
Position result reads the critical field information.
5. the method according to claim 1, wherein it is described based on it is preset second parsing code unit, and
The second protocol data cell, generate the second data message the step of include:
Generate the copy of the second parsing code unit；
The code format of the copy is converted into preset general format；
To with the general format the copy and the second protocol data cell be packaged jointly, obtain described
Second data message.
6. the method according to claim 1, wherein the step of the first data message of the acquisition, comprising:
Multiple first data messages are obtained, the multiple first data message is sorted by receiving time sequence, is generated to be processed
Message queue；
The method also includes:
For the multiple first data message, will have the first data message of default priority processing mark be advanced to it is described to
Handle the front end of message queue.
7. a kind of self-adapting data apparatus for forwarding message suitable for heterogeneous network, which is characterized in that described device includes:
Module is obtained, includes: the first parsing code unit and for obtaining the first data message, in first data message
One protocol Data Unit, the first parsing code unit is for parsing first protocol Data Unit, first agreement
Carry in data cell: header and data load carry in the header: critical field information；
Decapsulation module, for being decapsulated to first protocol Data Unit based on the first parsing code unit,
The critical field information and the data load are obtained, includes: destination node address and agreement in the critical field information
Version；
Conversion module is used for according to the obtained protocol version and preset protocol rule mapping table, by the key
Current first format of field information is converted to the second format, and second format is the recognizable format of present node；
Package module, for the data load to be encapsulated as second protocol data cell；
Generation module, for generating second based on preset second parsing code unit and the second protocol data cell
Data message；
Sending module is used for according to the routing iinformation recorded in the destination node address and preset routing table, will be described
Second data message is sent to the next-hop node of the present node.
8. device according to claim 7, which is characterized in that described device further include:
Determining module determines the first parsing code unit in first data message for identifying by code length
In position.
9. a kind of electronic equipment, which is characterized in that including processor, communication interface, memory and communication bus, wherein processing
Device, communication interface, memory complete mutual communication by communication bus；
Memory, for storing computer program；
Processor when for executing the program stored on memory, realizes any method and step of claim 1-6.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program realizes claim 1-6 any method and step when the computer program is executed by processor.
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