CN108777710A - Block chain communication method between nodes, device and block chain node - Google Patents
Block chain communication method between nodes, device and block chain node Download PDFInfo
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- CN108777710A CN108777710A CN201810552880.1A CN201810552880A CN108777710A CN 108777710 A CN108777710 A CN 108777710A CN 201810552880 A CN201810552880 A CN 201810552880A CN 108777710 A CN108777710 A CN 108777710A
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- node
- destination node
- block chain
- address
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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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
- H04L67/143—Termination or inactivation of sessions, e.g. event-controlled end of session
- H04L67/145—Termination or inactivation of sessions, e.g. event-controlled end of session avoiding end of session, e.g. keep-alive, heartbeats, resumption message or wake-up for inactive or interrupted session
Abstract
A kind of block chain communication method between nodes of offer of the embodiment of the present invention, device and block chain node.This method includes：Primary storage node receives the inquiry request that query node is sent, and the inquiry request includes the identification information of the query node；The primary storage node obtains at least one address information from memory node according to the inquiry request, described at least one to be communicated from memory node with block chain network by symmetric NAT；The inquiry request is sent to described at least one from memory node according at least one address information from memory node by the primary storage node, and at least one query result the query node is sent to from memory node so that described.The embodiment of the present invention receives the heartbeat message that destination node is sent by primary storage node, which includes the address information of destination node so that the node of public network IP address can also not become from memory node, promote the development of block chain business.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of block chain communication method between nodes, device and
Block chain node.
Background technology
In block chain network, primary storage node can store complete block chain account book, can be stored from memory node
Partial block chain account book, the queried access of other nodes is can receive from memory node, should be from memory node by giving other sections
Point provides inquiry service to obtain corresponding reward.
In the prior art, it in order to promote block chain business, needs more nodes to become from memory node, but to become
From memory node, need the node that there is public network IP address, but many nodes are there is no public network IP address at present, so as to cause
Many nodes can not become from memory node, limit the development of block chain business.
Invention content
A kind of block chain communication method between nodes of offer of the embodiment of the present invention, device and block chain node, so that not having
The node of public network IP address can also become from memory node, promote the development of block chain business.
In a first aspect, the embodiment of the present invention provides a kind of block chain communication method between nodes, including：
Primary storage node receives the inquiry request that query node is sent, and the inquiry request includes the mark of the query node
Know information；
The primary storage node obtains at least one address information from memory node according to the inquiry request, described
It is at least one to be communicated from memory node with block chain network by symmetric NAT；
The primary storage node sends the inquiry request according at least one address information from memory node
To described at least one from memory node, at least one query result is sent to the inquiry from memory node saves so that described
Point.
Second aspect, the embodiment of the present invention provide communication device between a kind of block chain node, including：
Receiving module, the inquiry request for receiving query node transmission, the inquiry request includes the query node
Identification information；
Acquisition module, for according to the inquiry request, obtaining at least one address information from memory node, it is described extremely
Few one is communicated by symmetric NAT with block chain network from memory node；
Sending module, for according at least one address information from memory node, the inquiry request to be sent
To described at least one from memory node, at least one query result is sent to the inquiry from memory node saves so that described
Point.
The third aspect, the embodiment of the present invention provide a kind of block chain node, including：
Memory；
Processor；And
Computer program；
Wherein, the computer program is stored in the memory, and is configured as being executed with reality by the processor
Method described in existing first aspect.
Fourth aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer program,
The computer program is executed by processor to realize the method described in first aspect.
Block chain communication method between nodes, device and block chain node provided in an embodiment of the present invention, pass through primary storage section
Point receives the heartbeat message that destination node is sent, which includes the address information of destination node so that primary storage node
Record the correspondence of the identification information of the destination node and the address information of the destination node so that destination node can become
Slave memory node in block chain network promotees so that the node of public network IP address can also not become from memory node
Into the development of block chain business.
Description of the drawings
Fig. 1 is a kind of schematic diagram of application scenarios provided in an embodiment of the present invention；
Fig. 2 is block chain communication method between nodes flow chart provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of block chain network provided in an embodiment of the present invention；
Fig. 4 is the block chain communication method between nodes flow chart that another embodiment of the present invention provides；
The structural schematic diagram of Fig. 5 communication devices between block chain node provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of block chain node provided in an embodiment of the present invention.
Through the above attached drawings, it has been shown that the specific embodiment of the disclosure will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of this disclosure concept by any means with verbal description, but is by referring to specific embodiments
Those skilled in the art illustrate the concept of the disclosure.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Block chain communication method between nodes provided by the invention, can be adapted for communication system shown in FIG. 1.Such as Fig. 1 institutes
Show, which includes：Access network equipment 11, terminal device 12 and server 13.It should be noted that shown in FIG. 1
Communication system can be adapted for different network formats, for example, can be adapted for global system for mobile telecommunications (Global System of
Mobile communication, abbreviation GSM), CDMA (Code Division Multiple Access, referred to as
CDMA), wideband code division multiple access (Wideband Code Division Multiple Access, abbreviation WCDMA), time division synchronous
CDMA (Time Division-Synchronous Code Division Multiple Access, abbreviation TD-
SCDMA), the network formats such as the 5G in long term evolution (Long Term Evolution, abbreviation LTE) system and future.Optionally,
Above-mentioned communication system can be that highly reliable low time delay communicates (Ultra-Reliable and Low Latency in 5G communication systems
Communications, abbreviation URLLC) transmission scene in system.
So optionally, above-mentioned access network equipment 11 can be base station (the Base Transceiver in GSM or CDMA
Station, abbreviation BTS) and/or base station controller can also be base station (NodeB, abbreviation NB) in WCDMA and/or wireless
Network controller (Radio Network Controller, abbreviation RNC), can also be the evolved base station in LTE
(Evolutional Node B, abbreviation eNB or eNodeB) either base in relay station or access point or future 5G networks
Stand (gNB) etc., and the present invention does not limit herein.
Above-mentioned terminal device 12 can be that wireless terminal can also be catv terminal.Wireless terminal can be directed to user and carry
For voice and/or the equipment of other business datum connectivity, there is the portable equipment of wireless connecting function or be connected to wireless
Other processing equipments of modem.Wireless terminal can be through wireless access network (Radio Access Network, abbreviation
RAN it) is communicated with one or more equipments of the core network, wireless terminal can be mobile terminal, as mobile phone (or is
" honeycomb " phone) and computer with mobile terminal, for example, it may be portable, pocket, hand-held, built-in computer
Or vehicle-mounted mobile device, they exchange language and/or data with wireless access network.For another example wireless terminal can be with
It is personal communication service (Personal Communication Service, abbreviation PCS) phone, wireless phone, session setup
Agreement (Session Initiation Protocol, abbreviation SIP) phone, wireless local loop (Wireless Local
Loop, abbreviation WLL) it stands, the equipment such as personal digital assistant (Personal Digital Assistant, abbreviation PDA).It is wireless whole
End is referred to as system, subscriber unit (Subscriber Unit), subscriber station (Subscriber Station), movement station
(Mobile Station), mobile station (Mobile), distant station (Remote Station), remote terminal (Remote
Terminal), access terminal (Access Terminal), user terminal (User Terminal), user agent (User
Agent), user equipment (User Device or User Equipment), is not limited thereto.Optionally, above-mentioned terminal is set
Standby 12 can also be the equipment such as smartwatch, tablet computer.In the present embodiment, terminal device 12 and server 13 can be areas
Node in block chain network.
Block chain communication method between nodes provided by the invention, it is intended to solve the technical problem as above of the prior art.
How the technical solution of technical scheme of the present invention and the application is solved with specifically embodiment below above-mentioned
Technical problem is described in detail.These specific embodiments can be combined with each other below, for same or analogous concept
Or process may repeat no more in certain embodiments.Below in conjunction with attached drawing, the embodiment of the present invention is described.
Fig. 2 is block chain communication method between nodes flow chart provided in an embodiment of the present invention.The embodiment of the present invention is for existing
The technical problem as above for having technology, provides block chain communication method between nodes, and this method is as follows：
Step 201, primary storage node receive the inquiry request that query node is sent, and the inquiry request includes the inquiry
The identification information of node.
As shown in figure 3,31 indicate the primary storage node in block chain network, 32 indicate being saved from storage in block chain network
Point, 33 indicate that destination node, the request of destination node 33 become from memory node, and destination node 33 does not have public network IP address, target
Node 33 is communicated by network address translation (Network Address Translation, NAT) with block chain network, 34 tables
Show NAT, 35 indicate the query node in the block chain network, in the present embodiment, by being the query node 35 from memory node
Inquiry service is provided.It only schematically illustrates herein, does not limit the specific network architecture of block chain network.
When block chain network is added for the first time in query node 35, need to obtain from the adjacent node of the query node 35
Generation block is created, optionally, the node in block chain network stores invasive generation block.In order to ensure that the query node 35 is got
True wound generation block, which can send wound generation block inquiry request to multiple adjacent nodes, for example, inquiry section
Point 35 sends wound generation block inquiry request to adjacent node B1 and adjacent node C1 respectively, and adjacent node B1 and adjacent node C1 connect
After receiving the wound generation block inquiry request, the wound generation block being respectively locally stored is sent to query node 35, query node 35
Whether with wound generation block that adjacent node C1 feed back consistent, if adjacent node B1 and adjacent node C1 are anti-if comparing adjacent node B1
The wound generation block of feedback is consistent, then the wound generation block is stored in local by query node 35；If adjacent node B1 and adjacent node
The wound generation block of C1 feedbacks is inconsistent, then query node 35 can also continue to send wound generation to adjacent node D1 and adjacent node E1
Block inquiry request, and receive the wound generation block that adjacent node D1 and adjacent node E1 are fed back respectively, if adjacent node B1, adjacent
In node C1, adjacent node D1 and adjacent node E1 more than preset ratio adjacent node feed back wound generation block be it is consistent, then
Query node 35 determines that the wound generation block is true.Optionally, adjacent node B1, adjacent node C1, adjacent node D1 and phase
Adjacent node such as adjacent node C1, adjacent node D1 and adjacent node E1 difference in neighbors E1 more than 50 percent is anti-
The wound generation block of feedback is consistent, then query node 35 determines that the wound generation block of adjacent node C1 feedbacks is true, adjacent node B1
The wound generation block of feedback is false.
After query node 35 gets true wound generation block, which is stored to local, and from the wound generation
The IP address of primary storage node is obtained in block, and according to the IP address of the primary storage node, is looked into primary storage node transmission
Request is ask, the inquiry request is for inquiring from memory node.It is asked for example, query node 35 sends inquiry to primary storage node 31
It asks, which includes the identification information of query node 35.
Step 202, the primary storage node obtain at least one from the address of memory node letter according to the inquiry request
Breath, it is described at least one to be communicated from memory node with block chain network by symmetric NAT.
In the present embodiment, primary storage node 31 is locally stored there are one list, which includes and primary storage node
31 corresponding identification informations and public network IP address from memory node, for example, the list includes the mark from memory node 32
Information and public network IP address.
After primary storage node 31 receives the solicited message of the transmission of destination node 33, determine destination node 33 without public affairs
Net IP address, but destination node 33 is wanted to be from memory node, then primary storage node 31 is by the identification information of destination node 33, mesh
Mark 33 corresponding terminal device number of node record in the list.In addition, can also be stored in the list from memory node 32
Public key, destination node 33 public key.
In the present embodiment, due to not communicated from memory node 32 with block chain network by NAT, have from memory node 32
There are public network IP address, primary storage node 31 that the public network IP address from memory node 32 is locally stored；Destination node 33 passes through NAT
It is communicated with block chain network, and destination node 33 does not have public network IP address, primary storage node 31 is locally without destination node 33
Public network IP address；But needed with public network IP address as from memory node, so that query node is according to the public network IP address
Accessing should be from memory node.Therefore, in the present embodiment, destination node 33 needs in real time or periodical to primary storage node 31
Transmission heartbeat message, it is assumed that the heartbeat message that destination node 33 that primary storage node 31 at a time receives is sent is denoted as
First heartbeat message, the content which includes can be specifically destination nodes 33 using after the private key signature of oneself
The current information such as content indexing, such as block number that storage information inquiry is provided.
After primary storage node 31 receives first heartbeat message, according to the block after signing in first heartbeat message
Number, it may be determined that go out the identity information of destination node 33, further extract the source IP address and source port number of first heartbeat message,
Primary storage node 31 can using the source IP address of first heartbeat message and source port number as the address information of destination node 33,
Optionally, the address information of the destination node 33 includes：The public network IP address of 33 corresponding access point AP of the destination node
The port numbers mapped on the public network IP address with the destination node 33.In addition, the public network IP address can also be described
The public network IP address of LAN belonging to destination node 33.That is, the source IP address of first heartbeat message can be mesh
Mark the public network IP address of 33 corresponding access point AP of node or the public network IP address of the LAN belonging to destination node 33；
The source port number of first heartbeat message can be the port numbers that destination node 33 maps on the public network IP address.
Primary storage node 31 records the identification information of destination node 33,33 corresponding terminal of destination node in local list
Device number, 33 corresponding public network IP address of destination node and port numbers.
After primary storage node 31 receives the inquiry request of query node 35, judge whether destination node 33 is symmetrical
Node under NAT, the specific method is as follows：Primary storage node 31 checks the block chain account book being locally stored, and detects the block chain account
It whether there is a node M in this, node M with the communication process of node A, by the IP address of node A actively gone by node M
Contact node A, rather than the node M that node A is first contacted, and if it exists, then primary storage node 31 determines that the destination node 33 is not
Node under Symmetric NAT, if being not present, primary storage node 31 determines that the destination node 33 is the node under Symmetric NAT, into one
Step, primary storage node 31 obtain 33 corresponding public network IP address of destination node and port numbers from local list, it will be understood that mesh
It is that the heartbeat message that primary storage node 31 is reported by destination node 33 is true to mark 33 corresponding public network IP address of node and port numbers
Fixed.
Step 203, the primary storage node are according at least one address information from memory node, by the inquiry
Request is sent to described at least one from memory node, and at least one query result institute is sent to from memory node so that described
State query node.
Specifically, the primary storage node is according at least one address information from memory node, by the inquiry
Request be sent to it is described at least one from memory node, including：The primary storage node is believed according to the address of the destination node
Breath, is sent to the destination node, the destination node passes through symmetric NAT and block chain by the inquiry request
Network communication.
Primary storage node 31 after obtaining 33 corresponding public network IP address of destination node and port numbers in local list, according to
33 corresponding public network IP address of newest destination node and port numbers, target is sent to by the inquiry request that query node 35 is sent
The inquiry request that node 33, i.e. primary storage node 31 can send query node 35 passes through primary storage node 31 and destination node
Heartbeat channel between 33 is sent to destination node 33 will be corresponding after destination node 33 receives 35 inquiry request of query node
Query result be sent to query node 35.
The embodiment of the present invention receives the heartbeat message that destination node is sent by primary storage node, which includes mesh
Mark address of node information so that the address information of the identification information and the destination node of the primary storage nodes records destination node
Correspondence so that destination node can become block chain network in slave memory node so that without public network IP
The node of location can also become from memory node, promote the development of block chain business.
Fig. 4 is the block chain communication method between nodes flow chart that another embodiment of the present invention provides.In above-described embodiment
On the basis of, the inquiry request that query node is sent is received in primary storage node, the inquiry request includes the query node
Before identification information, block chain communication method between nodes provided in this embodiment further include following steps：
Step 401, primary storage node receive the solicited message that destination node is sent, and the solicited message indicates the target
Node request becomes from memory node, and the solicited message includes the identification information and instruction information of the destination node, described
Instruction information is used to indicate the destination node without public network IP address.
In the present embodiment, it when block chain network is added for the first time in destination node 33, needs from the destination node 33
Adjacent node obtain wound generation block, optionally, the node in block chain network stores invasive generation block.In order to ensure the mesh
Mark node 33 gets true wound generation block, which can send wound generation block inquiry to multiple adjacent nodes and ask
Ask, for example, destination node 33 to adjacent node B and adjacent node C respectively send wound generation block inquiry request, adjacent node B and
After adjacent node C receives the wound generation block inquiry request, the wound generation block being respectively locally stored is sent to destination node 33,
Whether the wound generation block that destination node 33 compares adjacent node B with adjacent node C is fed back is consistent, if adjacent node B and adjacent
The wound generation block of node C feedbacks is consistent, then the wound generation block is stored in local by destination node 33；If adjacent node B and phase
The wound generation block of neighbors C feedbacks is inconsistent, then destination node 33 can also continue to send to adjacent node D and adjacent node E
Generation block inquiry request is created, and receives the wound generation block that adjacent node D and adjacent node E are fed back respectively, if adjacent node B, phase
The wound generation block fed back more than the adjacent node of preset ratio in neighbors C, adjacent node D and adjacent node E is consistent, then mesh
It marks node 33 and determines that the wound generation block is true.Optionally, adjacent node B, adjacent node C, adjacent node D and adjacent node
The adjacent node areas Chuan Shi that for example adjacent node C, adjacent node D and adjacent node E are fed back respectively in E more than 50 percent
Block is consistent, then destination node 33 determines that the wound generation block of adjacent node C feedbacks is true, the areas Chuan Shi of adjacent node B feedbacks
Block is false.
After destination node 33 gets true wound generation block, which is stored to local, and from the wound generation
The IP address of primary storage node is obtained in block, and according to the IP address of the primary storage node, is asked to primary storage node transmission
Information is sought, the solicited message is for indicating that destination node 33 is wanted to be from memory node, and the solicited message includes target
The identification information of node 33,33 corresponding terminal device number of destination node and it is used to indicate destination node 33 without public network IP
The instruction information of location, the instruction information can be the field made an appointment in the block chain network or character.
The identification information of destination node described in step 402, the primary storage nodes records.
In the present embodiment, primary storage node 31 is locally stored there are one list, which includes and primary storage node
31 corresponding identification informations from memory node, should be from the corresponding terminal device number of memory node and public network IP address, for example, should
List includes from the identification information of memory node 32, from 32 corresponding terminal device number of memory node and public network IP address.
After primary storage node 31 receives the solicited message of the transmission of destination node 33, determine destination node 33 without public affairs
Net IP address, but destination node 33 is wanted to be from memory node, then primary storage node 31 is by the identification information of destination node 33, mesh
Mark 33 corresponding terminal device number of node record in the list.In addition, can also be stored in the list from memory node 32
Public key, destination node 33 public key.
Step 403, the primary storage node receive the first heartbeat message that the destination node is sent, first heartbeat
Message includes the address information of the destination node.
Optionally, the address information of the destination node includes：The public network IP of the corresponding access point AP of the destination node
The port numbers that address and the destination node map on the public network IP address.
In the present embodiment, due to not communicated from memory node 32 with block chain network by NAT, have from memory node 32
There are public network IP address, primary storage node 31 that the public network IP address from memory node 32 is locally stored；Destination node 33 passes through NAT
It is communicated with block chain network, and destination node 33 does not have public network IP address, primary storage node 31 is locally without destination node 33
Public network IP address；But needed with public network IP address as from memory node, so that query node is according to the public network IP address
Accessing should be from memory node.Therefore, in the present embodiment, destination node 33 needs in real time or periodical to primary storage node 31
Transmission heartbeat message, it is assumed that the heartbeat message that destination node 33 that primary storage node 31 at a time receives is sent is denoted as
First heartbeat message, the content which includes can be specifically destination nodes 33 using after the private key signature of oneself
The current information such as content indexing, such as block number that storage information inquiry is provided.
After primary storage node 31 receives first heartbeat message, according to the block after signing in first heartbeat message
Number, it may be determined that go out the identity information of destination node 33, further extract the source IP address and source port number of first heartbeat message,
Primary storage node 31 can using the source IP address of first heartbeat message and source port number as the address information of destination node 33,
Optionally, the address information of the destination node 33 includes：The public network IP address of 33 corresponding access point AP of the destination node
The port numbers mapped on the public network IP address with the destination node 33.In addition, the public network IP address can also be described
The public network IP address of LAN belonging to destination node 33.That is, the source IP address of first heartbeat message can be mesh
Mark the public network IP address of 33 corresponding access point AP of node or the public network IP address of the LAN belonging to destination node 33；
The source port number of first heartbeat message can be the port numbers that destination node 33 maps on the public network IP address.
The address of the identification information and the destination node of destination node described in step 404, the primary storage nodes records
The correspondence of information.
Primary storage node 31 records the identification information of destination node 33,33 corresponding terminal of destination node in local list
Device number, 33 corresponding public network IP address of destination node and port numbers.
In addition, in other embodiments, the identification information of destination node described in primary storage nodes records described in step 404 and
After the correspondence of the address information of the destination node, further include：The primary storage node receives the destination node hair
The second heartbeat message sent；Believe the address for the destination node that the primary storage node includes according to second heartbeat message
Breath, updates the address information of the stored destination node of the primary storage node.
In the present embodiment, destination node 33 can send heartbeat report to primary storage node 31 in real time or periodically
Text, it is assumed that after destination node 33 sends the first heartbeat message described in above-described embodiment to primary storage node 31, and to primary storage
Node 31 sends the second heartbeat message, and the source IP address of second heartbeat message may be with the source IP address of the first heartbeat message not
Together, the source port number of second heartbeat message may be also different from the source port number of the first heartbeat message, i.e. the source of heartbeat message
IP address and source port number may be variation.
It, can be by the source IP address of second heartbeat message and source after primary storage node 31 receives the second heartbeat message
The port numbers address information new as destination node 33.
Before primary storage node 31 receives the second heartbeat message, primary storage node 31 is locally stored destination node
33 identification information, 33 corresponding terminal device number of destination node, 33 corresponding public network IP address of destination node and port numbers；When
After primary storage node 31 receives the second heartbeat message, using the source IP address of second heartbeat message as the destination node 33
New public network IP address, using the source port number of second heartbeat message port numbers new as the destination node 33, to basis
The new public network IP address of the destination node 33 and new port numbers update the destination node stored in primary storage node 31
33 public network IP address and port numbers.
The embodiment of the present invention receives the heartbeat message that destination node is sent by primary storage node, which includes mesh
Mark address of node information so that the address information of the identification information and the destination node of the primary storage nodes records destination node
Correspondence so that destination node can become block chain network in slave memory node so that without public network IP
The node of location can also become from memory node, promote the development of block chain business.
The structural schematic diagram of Fig. 5 communication devices between block chain node provided in an embodiment of the present invention, the block chain node
Between communication device be specially primary storage node described in above-described embodiment.Block chain inter-node communication provided in an embodiment of the present invention
Device can execute the process flow of block chain communication method between nodes embodiment offer, as shown in figure 5, leading between block chain node
T unit 50 includes：Receiving module 51, acquisition module 52 and sending module 53；Wherein, receiving module 51 is for receiving inquiry section
The inquiry request that point is sent, the inquiry request includes the identification information of the query node；Acquisition module 52 is used for according to institute
It states inquiry request, obtains at least one address information from memory node, it is described at least one to pass through symmetric net from memory node
Network address conversion is communicated with block chain network；Sending module 53 is used for according to described at least one from the address of memory node letter
Breath, the inquiry request is sent to described at least one from memory node, at least one will be looked into from memory node so that described
It askes result and is sent to the query node.
Optionally, receiving module 51 is additionally operable to：The solicited message that destination node is sent is received, the solicited message indicates institute
Stating destination node request becomes from memory node, and the solicited message includes that the identification information of the destination node and instruction are believed
Breath, the instruction information are used to indicate the destination node without public network IP address；Communication device 50 further includes between block chain node：
Logging modle 54；Logging modle 54 is used to record the identification information of the destination node；Receiving module 51 is additionally operable to：Described in reception
The first heartbeat message that destination node is sent, first heartbeat message includes the address information of the destination node；Record mould
Block 54 is additionally operable to：Record the correspondence of the identification information of the destination node and the address information of the destination node.
Optionally, receiving module 51 is additionally operable to：Receive the second heartbeat message that the destination node is sent；Block chain node
Between communication device 50 further include：Update module 55；Update module 55 is used for the mesh for including according to second heartbeat message
Address of node information is marked, the address information of the stored destination node of communication device between the block chain node is updated.
Optionally, sending module 53 is specifically used for：According to the address information of the destination node, the inquiry request is sent out
The destination node is given, the destination node is communicated by symmetric NAT with block chain network.
Optionally, the address information of the destination node includes：The public network IP of the corresponding access point AP of the destination node
The port numbers that address and the destination node map on the public network IP address.
Communication device can be used for executing the technical side of above method embodiment between the block chain node of embodiment illustrated in fig. 5
Case, implementing principle and technical effect are similar, and details are not described herein again.
Fig. 6 is the structural schematic diagram of block chain node provided in an embodiment of the present invention.Block provided in an embodiment of the present invention
Chain node can execute the process flow of block chain communication method between nodes embodiment offer, as shown in fig. 6, block chain node 60
Including memory 61, processor 62, computer program and communication interface 63；Wherein, computer program is stored in memory 61,
And it is configured as executing the block chain communication method between nodes described in above example by processor 62.
The block chain node of embodiment illustrated in fig. 6 can be used for executing the technical solution of above method embodiment, realize former
Reason is similar with technique effect, and details are not described herein again.
In addition, the present embodiment also provides a kind of computer readable storage medium, it is stored thereon with computer program, the meter
Calculation machine program is executed by processor to realize the block chain communication method between nodes described in above-described embodiment.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be the INDIRECT COUPLING or logical by some interfaces, device or unit
Letter connection can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can be stored in one and computer-readable deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various
The medium of program code can be stored.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each function module
Division progress for example, in practical application, can be complete by different function modules by above-mentioned function distribution as needed
At the internal structure of device being divided into different function modules, to complete all or part of the functions described above.On
The specific work process for stating the device of description, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (12)
1. a kind of block chain communication method between nodes, which is characterized in that including：
Primary storage node receives the inquiry request that query node is sent, and the inquiry request includes the mark letter of the query node
Breath；
The primary storage node obtains at least one address information from memory node according to the inquiry request, it is described at least
One is communicated by symmetric NAT with block chain network from memory node；
The primary storage node is sent to institute according at least one address information from memory node, by the inquiry request
It states at least one from memory node, at least one query result the query node is sent to from memory node so that described.
2. according to the method described in claim 1, it is characterized in that, the primary storage node receives the inquiry that query node is sent
Before request, further include：
Primary storage node receives the solicited message that destination node is sent, and the solicited message indicates that the destination node request becomes
From memory node, the solicited message includes that the identification information of the destination node and instruction information, the instruction information are used for
Indicate the destination node without public network IP address；
The identification information of destination node described in the primary storage nodes records；
The primary storage node receives the first heartbeat message that the destination node is sent, and first heartbeat message includes described
The address information of destination node；
The corresponding of the address information of the identification information and destination node of destination node described in the primary storage nodes records is closed
System.
3. according to the method described in claim 2, it is characterized in that, the mark of destination node described in the primary storage nodes records
After the correspondence of information and the address information of the destination node, further include：
The primary storage node receives the second heartbeat message that the destination node is sent；
The address information for the destination node that the primary storage node includes according to second heartbeat message, updates the master
The address information of the stored destination node of memory node.
4. according to the method in claim 2 or 3, which is characterized in that the primary storage node according to it is described it is at least one from
The address information of memory node, the inquiry request is sent to it is described at least one from memory node, including：
The inquiry request is sent to the target section by the primary storage node according to the address information of the destination node
Point, the destination node are communicated by symmetric NAT with block chain network.
5. according to the method described in claim 4, it is characterized in that, the address information of the destination node includes：The target
The port numbers that the public network IP address and the destination node of the corresponding access point AP of node maps on the public network IP address.
6. communication device between a kind of block chain node, which is characterized in that including：
Receiving module, the inquiry request for receiving query node transmission, the inquiry request includes the mark of the query node
Know information；
Acquisition module, for according to the inquiry request, obtaining at least one address information from memory node, described at least one
It is a to be communicated from memory node with block chain network by symmetric NAT；
Sending module, for according at least one address information from memory node, the inquiry request to be sent to institute
It states at least one from memory node, at least one query result the query node is sent to from memory node so that described.
7. communication device between block chain node according to claim 6, which is characterized in that the receiving module is additionally operable to：
The solicited message that destination node is sent is received, the solicited message indicates that the destination node request becomes from storage and saves
Point, the solicited message include that the identification information of the destination node and instruction information, the instruction information are used to indicate described
Destination node is without public network IP address；
Communication device further includes between the block chain node：Logging modle, the identification information for recording the destination node；
The receiving module is additionally operable to：Receive the first heartbeat message that the destination node is sent, the first heartbeat message packet
Include the address information of the destination node；
The logging modle is additionally operable to：Record pair of the identification information of the destination node and the address information of the destination node
It should be related to.
8. communication device between block chain node according to claim 7, which is characterized in that the receiving module is additionally operable to：
Receive the second heartbeat message that the destination node is sent；
Communication device further includes between the block chain node：Update module, the institute for including according to second heartbeat message
The address information for stating destination node updates the address letter of the stored destination node of communication device between the block chain node
Breath.
9. communication device between block chain node according to claim 7 or 8, which is characterized in that the sending module is specific
For：According to the address information of the destination node, the inquiry request is sent to the destination node, the destination node
It is communicated with block chain network by symmetric NAT.
10. communication device between block chain node according to claim 9, which is characterized in that the address of the destination node
Information includes：The public network IP address and the destination node of the corresponding access point AP of the destination node is in the public network IP address
The port numbers of upper mapping.
11. a kind of block chain node, which is characterized in that including：
Memory；
Processor；And
Computer program；
Wherein, the computer program is stored in the memory, and is configured as being executed to realize such as by the processor
Claim 1-5 any one of them methods.
12. a kind of computer readable storage medium, which is characterized in that be stored thereon with computer program, the computer program
It is executed by processor to realize method as described in any one in claim 1-5.
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