CN107071189A - A kind of connection method of communication apparatus physical interface - Google Patents
A kind of connection method of communication apparatus physical interface Download PDFInfo
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- CN107071189A CN107071189A CN201611066016.8A CN201611066016A CN107071189A CN 107071189 A CN107071189 A CN 107071189A CN 201611066016 A CN201611066016 A CN 201611066016A CN 107071189 A CN107071189 A CN 107071189A
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- main equipment
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- equipment
- physical interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/18—Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2272—Subscriber line supervision circuits, e.g. call detection circuits
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention mainly introduces a kind of connection method of communication apparatus physical interface, mainly including following operation：Main equipment and slave unit are connected by the sub-plug of physical circuit；Ensure that synchronization line signal source can only be used by main equipment by the driving enabled state at high availability physical interface two ends；When the main equipment can not continue to be on active service extremely, the slave unit in cluster does respective handling by obtaining the main equipment abnormality, reaffirms the new main equipment in network cluster.The present invention program replaces existing FOS designs, signal source line is directly inserted on master-slave equipment by the sub-plug of physical circuit, whether the corresponding interface driving for the high availability physical interface that master-slave equipment passes through oneself enables to ensure that line signal synchronization can only be used by main equipment.In addition, though present invention increase device node, because there is the presence of the physical interface of this high availability, will not consume excessive cost, and reliability is high, reduces failure risk.
Description
Technical field
The present invention is applied to hardware device communication field, is mainly used in the connection of traditional telephone wire main extension, and can
It is applied to the connection of computer cluster equipment.
Background technology
Cluster（cluster）It is one group of computer that is separate, being interconnected by express network, they constitute one
Group, and managed with the pattern of triangular web.When one client interacts with cluster, cluster seems an independent service
Device.Cluster configuration is to be used to improve availability and scalability.
When a system jam in cluster, clustered software is made a response rapidly, and the task of the system is distributed
Performed into cluster in other systems worked.In view of the fallibility of computer hardware and software, high availability cluster
Main purpose be in order that cluster integrity service as far as possible can use.If the host node in high availability cluster there occurs event
Barrier, then it will be replaced by minor node in this period.Minor node is typically the mirror image of host node.When it replaces host node,
It can completely take over its identity, therefore make system environments be consistent for user.
HA (High Available), high availability cluster is the effective solution for ensureing business continuance, typically had
Two or more nodes, and it is divided into active node and secondary node.The business that is carrying out generally is referred to as active section
Point, and then it is referred to as secondary node as what one of active node backed up.When active node goes wrong, cause what is be currently running
Business（Task）When being not normally functioning, secondary node will now be detected, and the active node that continues immediately performs business.
So as to realize not interrupting or short interruption for business.
The connected mode of many master-slave equipments is managed by HA (High Available) at present, and HA is again typically base
Realized in Fail-Over-Switch, the HA of PSTN physical interfaces such as traditional telephone wire be based on FOS come
Realize, the master-slave equipment in cluster is required to be connected with this FOS progress heartbeats, and the switching of circuit is carried out by FOS, and
Often increase a device node and result in higher maintenance cost and failure risk, such design cost is higher, and the later stage can tie up
Shield property is poor, there is larger failure risk.
The content of the invention
The present invention provides purpose and is to provide a kind of connection method of communication apparatus physical interface, for connecting cluster network
In main equipment and slave unit, and pass through the state of real-time update interface, it is ensured that the signal synchronization of circuit only can quilt
Main equipment processing.
In order to realize foregoing invention purpose, a kind of connection method of communication apparatus physical interface of the invention mainly includes
Operate below：Main equipment and slave unit are connected by the sub-plug of physical circuit；Pass through high availability physical interface two ends
Driving enabled state can only be used to ensure that synchronization line signal is originated by main equipment；When the main equipment can not continue extremely
During military service, the slave unit in cluster does respective handling by obtaining the main equipment abnormality, reaffirms in network cluster
New main equipment.
It is preferred that, the high availability physical interface is stored with four state flag bits：
（1）Power supply state：1 represents normal, and 0 represents abnormal
（2）Whether normal master chip is：1 represents normal, and 0 represents abnormal
（3）The role state of master-slave equipment：1 represents main equipment, and 0 represents slave unit
（4）The enabled state of high availability physical interface：1 represents to enable, and 0 represents to be not enabled on.
Meanwhile, the main equipment periodic scanning functional status of itself safeguards these state flag bits, and periodically to cluster network
Middle transmission oneself state.
It is preferred that, after main equipment and slave unit are connected by physical circuit sub-plug, power supply of connecting with the mains, when initial
State is 1100, it is determined that be the slave unit, and high availability physical interface is not enabled on state；Institute is defined as by election mechanism
Main equipment is stated, now, the role state mark position is 1, and the high availability physical interface enables juxtaposition 1, the cluster
Other slave units in network can keep machine state.
It is preferred that, the high availability physical interface of main equipment periodically can send oneself state to slave unit, and slave unit can connect
Receive and parse the status command：
（1）If the state of main equipment is：1111, then show to all go well and can proceed with military service, slave unit can still be kept
State to be prepared；
（2）If the state of main equipment is：1110, then can retriggered election mechanism determine principal and subordinate role in the network equipment；
（3）If the state of main equipment is：1101, then the principal and subordinate role in cluster network is chaotic, can trigger election mechanism again true
Determine master slave relation；
（4）If the state of main equipment is：1011, then the chip functions of main equipment are abnormal, but now High Availabitity physical interface is still
In enabled state, but it can not substantially continue to be on active service, now slave unit can send order by the high availability physics of main equipment
Interface is closed, and retriggered election mechanism redefines principal and subordinate role in network.
It is preferred that, the machine if main equipment is delayed extremely, the state that slave unit can not receive main equipment in time limit regular hour updates,
Will send order to main equipment obtain state, if now without response if confirm main equipment delayed chance triggering election mechanism weight
Newly elect normal equipment to serve as new main equipment to continue to be on active service.
It is preferred that, implementation method also includes：When main equipment is in normal service, slave unit can obtain the shape of main equipment in real time
State, checks the state of main equipment and updates the state of oneself, main equipment can also send notifyDataStatus orders more in real time
The data message of slave unit in new network, enters service state to ensure that slave unit is carried out at any time.
It is preferred that, i.e. after main equipment delays machine after heartbeat timeout, in cluster network at first find this case that from
Equipment can initiate new single election, and remaining slave unit only needs to update oneself current state.
It is preferred that, high availability physical interface can carry out command interaction, and state is obtained, checked and real-time update, Ke Yibao
Demonstrate,prove only one of which high availability physical interface in synchronization network cluster and be in enabled state, it is ensured that an only equipment is real
In military service function.
It is preferred that, the connection method also includes：The function register acquiescence of high availability physical interface is 0 when equipment plays machine
It is not turned on, then the equipment will not utilize the signal of the high availability physical interface receiving circuit, and the connection with the circuit is nothing
Effect, so four state flag bits of the high availability physical interface are 1100 during the machine of rising.
It is preferred that, when the election module in above-mentioned network cluster confirms a certain equipment for main equipment, the equipment is notified that, its
The register value of high availability physical interface functional module will put 1 function of opening high availability physical interface, company now
It is successfully to connect and the equipment is available with high availability physical interface and receives signal and process signal.
The present invention program has abandoned FOS designs at present on the market, and master can be reaffirmed in time when discovering device is abnormal
Slave unit relation, it is ensured that can correctly safeguard the master slave relation in cluster network.Meanwhile, there is this high availability physics to connect
Mouthful, it is possible to reduce the equipment link cost in network cluster, and reduce failure risk.
Brief description of the drawings
Fig. 1 designs connection figure for master-slave equipment FOS in the prior art；
Fig. 2 is the connected mode figure of high availability physical interface in the specific embodiment of the invention；
Fig. 3 is the functional schematic of election module work in the specific embodiment of the invention.
Embodiment
The general principle of the present invention：The connection of current master-slave equipment is managed by HA (High Available), HA
General is to be based on Fail-Over-Switch again（Abbreviation FOS）Come what is realized, all master-slave equipments are required for carrying out the heart with FOS
Connection is jumped, the switching of circuit is carried out by FOS, often increase a device node, it is necessary to increase maintenance cost and improve
Failure risk, such scheme cost is higher.The present invention program is exactly that the physical interface of a high availability is realized in equipment,
Connection can directly remove FOS between master-slave equipment, using the sub-plug of physical circuit, master-slave equipment is directly connected to, by principal and subordinate
Whether the respective physical interface driver at equipment two ends enables to ensure circuit while can only be used by main equipment, such to be designed to
Originally and its cheap, risk is relatively low, and expansion is higher, and may apply to many fields.
In order to illustrate more clearly of the technical scheme of present example, the implementation of the present invention is entered below in conjunction with exemplary plot
The detailed introduction of row, description below is only some embodiments of the present invention.It should be appreciated that specific implementation described herein
Example is not intended to limit the present invention only to explain the present invention.For those of ordinary skill in the art, wound is not being paid
On the premise of the property made is worked, the other embodiment of the present invention can also be obtained according to these embodiments.
It is general in cluster network to confirm certain by electing module by election mechanism before this in the specific embodiment of the invention
One equipment is main equipment, and other equipment is slave unit, and the high availability physical interface of main equipment can be enabled, and the height of slave unit can
With property physical interface without enabling, it can now ensure only have main equipment can be under arms in the network cluster.
Election mechanism is the CPU by considering each equipment, and internal memory, disk space, current number etc. the factor that connects is calculated
One weight, each equipment can transmit these weighted values and be contrasted, until the equipment than going out maximum, then the equipment can become
Main equipment.
The high availability physical interface of equipment can typically store four state flag bits：The electric power thus supplied of power supply, master chip
Whether function normal, the role of equipment, and whether the high availability physical interface of equipment enables.Equipment in cluster can lead to
Cross and safeguard these states to ensure only to have the source signal of main equipment process circuit in network.Slave unit can be obtained from main equipment
Data message updates the database of oneself.
The function register acquiescence of high availability physical interface is 0 to be not turned on when equipment plays machine, then the equipment will not be sharp
With the signal of the high availability physical interface receiving circuit, the connection with the circuit is invalid, so the High Availabitity during machine of rising
Four state flag bits of property physical interface are 1100.When the election module in network cluster confirms that a certain equipment is main equipment
When, the equipment is notified that, the register value of high availability physical interface functional module can be put 1 and open high availability by the equipment
The function of physical interface, connection now is successfully and the equipment is available with high availability physical interface and receives signal simultaneously
And process signal.
Main equipment can update the state of each functional module of oneself, and itself in normal service into cluster network
Data mode.Whether other slave units in network can monitor and judge main equipment by the state of main equipment can be normal
It is on active service.If the state of main equipment is all gone well, slave unit can update the data mode of oneself according to the data message of main equipment.If
Main equipment is abnormal, in non-normal states, now needs to carry out new selection, slave unit is also required to calculate nearest a period of time
The interior state value of oneself to elect next time to prepare.Main equipment is put into cooling bay simultaneously, waits it to return to normal
Rank, places into available pool.
The exception of equipment has many kinds, corresponding measure can be taken to be released by high availability physical interface.If
The high availability physical interface of main equipment is closed extremely, and slave unit triggers election mechanism by availability physical interface and called out
Wake up, cooling bay is put into if waking up and can unsuccessfully kill main equipment, election module can re-elect confirmation main equipment.If main equipment
Master chip dysfunction, slave unit directly can kill main equipment, and election module can re-elect confirmation main equipment.If main equipment
Exception is delayed machine, and slave unit can also trigger election module and re-start election.Pass through the status monitoring to main equipment, it is ensured that main equipment
It may be at normal service.
Fig. 2 is the connected mode figure of high availability physical interface in the specific embodiment of the invention, as figure shows, uses physics
The circuit that signal is originated is directly connected on the high availability physical interface of multiple equipment by the sub-plug of circuit.Each equipment is supplied
After electricity, original state is:1100, the election module in cluster network can select main equipment first, and main equipment can be changed first
The role of oneself be main equipment and allow the high availability physical interface of oneself functional module register write 1, the shape of main equipment
State is changed into：1111, show that equipment modules are all gone well, the other equipment in cluster network can all keep machine state and make
It is ready to be on active service for slave unit.
Fig. 3 is the functional schematic of election module work in the specific embodiment of the invention.Shown in figure, election module is logical
Cross and be attached with each equipment in network cluster, the data message of each equipment is obtained in real time includes the cpu resources of equipment,
Disk can carry out weight using resource and the enabled state of high availability physical interface etc., election module by these information
Calculate, the equipment for selecting best performance in network cluster is on active service.
After principal and subordinate role determines, the main equipment in cluster network can be normally carried out being on active service, and pass through high-availability network
Interface timing sends the functional status and data message of current modules into cluster：
The status message order for sending each functional module is as follows：
<xml version="1.0" encoding="utf-8" >
<request>
<request_type>self_status</request_type>
<status_flag>1111</status_id>
</request>
The data message order for sending main equipment is as follows:
<xml version="1.0" encoding="utf-8" >
<request>
<request_type>data_information</request_type>
<encode_method>base64</encode_method>
<data>..............</data>
</request>
Slave unit in cluster network can receive and parse through the data message order, after parsing data message and update oneself
Database.
Slave unit receives and parses through the functional status order of main equipment, and whether the function of monitoring main equipment at any time is abnormal.
It is if being resolved to the state of main equipment:1111, then show that the state of main equipment is all gone well.
It is if being resolved to the state of main equipment:1110, then show that the high availability physical interface of main equipment is closed extremely,
It is then now no equipment process signal in cluster network, is now that main equipment is abnormal, the slave unit in network can trigger choosing
Act mechanism wakes up the high availability physical interface of main equipment, is usually to find main equipment heartbeat timeout's at first in cluster
Slave unit is initiated, and informs other slave units simultaneously by election module in wakeup process, has had equipment to be waken up.If
Wake up successfully, main equipment may proceed to be on active service, if waking up failure, new election is initiated by the slave unit.
Kill orders:
<xml version="1.0" encoding="utf-8" >
<request>
<request_type>abnormal_notify</request_type>
<attribute>kill</attribute>
</request>
It is if being resolved to the state of main equipment:1101, then the role for showing main equipment is abnormal, it is necessary to reaffirm role, from setting
The standby election mechanism that can trigger reaffirms principal and subordinate role in cluster network.
It is if being resolved to the state of main equipment:1011, then show that the functional module of main equipment is abnormal, now the height of main equipment
Although availability physical interface is normally carried out, but can not substantially be further continued for being on active service.Kill orders can be now sent to set master
Standby to kill, main equipment can be placed into cooling bay.Election mechanism can reaffirm the master-slave equipment in cluster network.
When main equipment is delayed machine extremely, the slave unit in network can not receive the state of main equipment more within timing
Newly.It then can actively send the state that getStatus orders obtain main equipment:
GetStatus orders are as follows:
<xml version="1.0" encoding="utf-8" >
<request>
<request_type>get_status</request_type>
<need_response>true</need_response>
</request>
This order needs main equipment to respond, and main equipment cannot respond to due to the machine of delaying, and now election mechanism can be by main equipment
Cooling bay is put into, the main equipment confirmed in network of selecting the role again.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of connection method of communication apparatus physical interface, for connecting main equipment and slave unit in cluster network, it is special
Levy and be, mainly including following operation：
The main equipment and the slave unit are connected by the sub-plug of physical circuit；
Ensure that synchronization line signal source only can be by institute by the driving enabled state at high availability physical interface two ends
Main equipment is stated to use；
When the main equipment can not continue to be on active service extremely, the slave unit in cluster network is different by obtaining the main equipment
Normal state does respective handling, reaffirms the new main equipment in the cluster network.
2. connection method according to claim 1, it is characterised in that the high availability physical interface is stored with four shapes
State flag bit：Power supply state, master chip normally whether, the enable shape of the role state of master-slave equipment, high availability physical interface
State, the functional status of the main equipment periodic scanning itself safeguards the state flag bit, and periodically into the cluster network
Send oneself state.
3. implementation method according to claim 1, it is characterised in that methods described also includes：When the main equipment and institute
State after slave unit connected by the physical circuit sub-plug, power supply of connecting with the mains determines the slave unit, now the height
Availability physical interface is not enabled on state；The main equipment is defined as by election mechanism, role state mark position number is set
Value, the high availability physical interface enables and sets other slave units in correspondence numerical value, the cluster network to have kept
Machine state.
4. implementation method according to claim 3, it is characterised in that the high availability physical interface of the main equipment can be determined
Phase sends oneself state to the slave unit, and the slave unit can receive and parse through different conditions order：（1）All go well and can
Proceed to be on active service, the slave unit can still keep state to be prepared；（2）Retriggered election mechanism is determined in the network equipment
Principal and subordinate role；（3）Principal and subordinate role in the cluster network is chaotic, can trigger election mechanism and redefine master slave relation；（4）
The chip functions of the main equipment are abnormal, but now the High Availabitity physical interface is still in enabled state, but substantially not
It can continue to be on active service, now the slave unit can send order and close the high availability physical interface of the main equipment, and again
Triggering election mechanism redefines principal and subordinate role in network.
5. implementation method according to claim 4, it is characterised in that the machine if main equipment is delayed extremely, the slave unit
The state that main equipment is can not receive in time limit regular hour updates, and will send order and obtain state to the main equipment, if this
When then confirm that main equipment chance triggering election mechanism of having delayed re-elects normal equipment and serves as new main equipment without response
Continue to be on active service.
6. implementation method according to claim 5, it is characterised in that the implementation method also includes：When the main equipment
In normal service, the slave unit can obtain the state of the main equipment in real time, and the state of the main equipment is checked in real time simultaneously
The state of oneself is updated, the main equipment can also send equipment state notice（notifyDataStatus）Order is updated in network
Slave unit data message, enter service state to ensure that the slave unit is carried out at any time.
7. implementation method according to claim 6, it is characterised in that i.e. the heartbeat timeout after main equipment delays machine
Afterwards, the slave unit for this case that found at first in the cluster network can initiate new single election, and remaining slave unit is only needed to more
Oneself new current state.
8. implementation method according to claim 7, it is characterised in that the implementation method also includes：The high availability
Physical interface can carry out command interaction, and state is obtained, checked and real-time update, it is ensured that in synchronization network cluster only
One high availability physical interface is in enabled state, it is ensured that an only equipment indeed is in military service function.
9. implementation method according to claim 8, it is characterised in that the implementation method also includes：Equipment rises high during machine
The function register acquiescence of availability physical interface is 0 to be not turned on, then the equipment will not utilize the high availability physical interface
The signal of receiving circuit, the connection with the circuit is invalid connection.
10. implementation method according to claim 9, it is characterised in that the election module in the network cluster confirms certain
When one equipment is main equipment, a certain equipment is notified that, the register value of its high availability physical interface functional module will put 1
The function of high availability physical interface is opened, connection now is successfully and the equipment is available with high availability physics
Interface signal and process signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611066016.8A CN107071189B (en) | 2016-11-28 | 2016-11-28 | Connection method of communication equipment physical interface |
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|---|---|---|---|
| CN201611066016.8A CN107071189B (en) | 2016-11-28 | 2016-11-28 | Connection method of communication equipment physical interface |
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| CN110687809A (en) * | 2019-10-17 | 2020-01-14 | 珠海格力电器股份有限公司 | Method and device for selecting master control equipment and equipment linkage system |
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|---|---|
| CN107071189B (en) | 2021-11-09 |
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