CN104601394B - A kind of method, apparatus and system of business chain detection of connectivity - Google Patents
A kind of method, apparatus and system of business chain detection of connectivity Download PDFInfo
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- CN104601394B CN104601394B CN201410705164.4A CN201410705164A CN104601394B CN 104601394 B CN104601394 B CN 104601394B CN 201410705164 A CN201410705164 A CN 201410705164A CN 104601394 B CN104601394 B CN 104601394B
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Abstract
An embodiment of the present invention provides the method, apparatus and system of the detection of business chain connectivity, the network equipment obtains probe data packet, detection event message is generated according to the probe data packet, the detection event message is reported into monitoring server, and the probe data packet is forwarded to the next network equipment for the business chain that the probe data packet is detected.Monitoring server receives the detection event message that multiple network equipments are sent respectively, obtains the flow table item of preset business chain, according to the abort situation of the detection event message and the flow table item comprehensive sounding chain that are received.The network equipment in business chain generates detection event message and reports the event for obtaining probe data packet to monitoring server, monitoring server counts the transmitted detection event message of multiple network equipments, detection forward-path of the probe data packet in business chain can be obtained, in conjunction with the flow table item of preset business chain, the detection to the abort situation of business chain is realized.
Description
Technical field
The present invention relates to fields of communication technology, a kind of method, apparatus more particularly to business chain detection of connectivity and are
System.
Background technology
In fixed or mobile broadband access field and data-center applications, there are a variety of based on 4 layers to 7 layers of increment industry
Business is handled, including：It anti-virus, fire wall, network address translation (Network Address Translation, NAT) and answers
With caching and acceleration etc..When networking, multiple service processing nodes are set, each service processing node can provide a kind of institute
State value-added service processing function.
For the business datum flow that customer access equipment is received, executed needed for different types of business data flow
Value-added service processing type it is different.If all business data flows that customer access equipment is received are followed by whole
Service processing node needs that prodigious processing capacity is arranged to each service processing node.A meanwhile service processing node event
Barrier can interrupt the processing of the value-added service to all business data flows.
In order to solve the above-mentioned technical problem, it configures in a network a plurality of " business chain ".Every business chain includes specified type
Business data flow needed for the sequence of service processing node that flows through, provide to the business data flow for flowing through the business chain needed for
Value-added service processing function.Business data flow is followed by this business chain described in the sequence control of the service processing node
Multiple service processing nodes, without flowing through other service processing nodes not in this business chain.
Fig. 1 be a kind of networking structure schematic diagram using business chain technology, including grader, interchanger, business cooperation layer,
Controller and service processing node.User passes through business cooperation layer configuration service chain, the i.e. sequence of service processing node.And
And user also allows access into the type of the business data flow of the business chain, i.e. configuration service chain mark by the configuration of business cooperation layer
Know the correspondence with business datum stream type.Business cooperation layer identifies the business chain configured and business datum stream type
Correspondence is sent to grader, and utilizes the business chain Configuration Control Unit of the configuration.The grader is according to business chain mark
Know the correspondence with business datum stream type, classifies to the business data flow accessed, by sorted business datum
Stream is sent to interchanger.Controller generates flow table item according to the business chain that the business cooperation layer configures.The flow table item is used for
Forward-path of the business data flow in business chain, the received business data flow of control interchanger forwarding are described.It hands over
It changes planes the flow table item issued according to controller, the business processing section received business data flow being forwarded in business chain
Point.Service processing node will after the business data flow that received carries out value-added service processing, will treated business data flow again
It is sent to interchanger.Treated business data flow is forwarded to another interchanger or next business by interchanger again
Handle node.
In networking structure shown in FIG. 1, including two business chains, represented by solid line is business chain one, including at business
Manage node b, c, e；What dotted line indicated is business chain two, includes service processing node a, d successively.Node a and b and first is handled to hand over
It changes planes connected, processing node c, d and e are connected with second switch.Grader is by received business data flow according to type
Classify, the business data flow for allowing access into business chain one is added to the mark of business chain one, business chain two will be allowed access into
Business data flow addition business chain two mark.With business chain one identify business data flow followed by equipment be：
First interchanger-service processing node b-the first interchanger-second switch-service processing node c-second is exchanged
Machine-service processing node e-second switch.With business chain two identify business data flow followed by equipment be：The
One interchanger-service processing node a-the first interchanger-second switch-service processing node d-second switch.
As shown in the above, the business chain that controller is configured using business cooperation layer generates flow table item and is issued to exchange
Machine, interchanger utilize the forward-path of the business data flow in the flow table item configuration service chain, and grader is by business data flow
Business chain is imported according to type.Business data flow enters after imported business chain i.e. according to the business chain configured on interchanger
Forward-path be transmitted.Therefore, technical staff can not determine in business chain that business data flow is at a time flowed through
Specific location, when network connectivty, which goes wrong, leads to business chain failure, technical staff is difficult to the fault location of business chain.
Invention content
The embodiment of the present invention is to provide the method, apparatus and system of business chain detection of connectivity, can realize to business
Failure in chain is positioned, and solves the problems, such as that business chain fault location is difficult in the prior art.
For this purpose, the technical solution that the present invention solves technical problem is：
First aspect of the embodiment of the present invention provides a kind of method of business chain connectivity detection, the method includes：
The network equipment obtains probe data packet；
The network equipment generates detection event message according to the probe data packet；
The detection event message is reported to monitoring server by the network equipment, the detection event message be used for
The monitoring server reports the network equipment to obtain the event of the probe data packet；
The probe data packet is forwarded to the next of business chain that the probe data packet is detected by the network equipment
A network equipment.
In first aspect of the embodiment of the present invention the first possible embodiment, the network equipment is grader, institute
Stating network equipment acquisition probe data packet includes：
The grader generates probe data packet；
The grader obtains generated probe data packet.
In second of possible embodiment of first aspect of the embodiment of the present invention, the network equipment is interchanger or clothes
Business node, the network equipment obtain probe data packet and include：
The network equipment receives the data packet that a network equipment is sent in business chain；
The network equipment detects whether the data packet carries probe data packet mark；
When the data packet carries probe data packet mark, the network equipment is using received data packet as institute
State probe data packet.
Second aspect of the embodiment of the present invention provides a kind of method of business chain connectivity detection, the method includes：
Monitoring server receives the detection event message that multiple network equipments are sent respectively, and the detection event message is used for
Report network equipment obtains the event of probe data packet；
The monitoring server obtains the flow table item of preset business chain；
The monitoring server is according to the failure for detecting event message and the flow table item comprehensive sounding chain received
Position.
In second aspect of the embodiment of the present invention the first possible embodiment, the monitoring server is according to being received
The detection event message and the abort situation of the flow table item comprehensive sounding chain include：
Multiple detection event messages that the monitoring server statistics is generated according to the same probe data packet are as one
A detection event group, it is described detection event group each detect event message entrained by probe data packet sequence number and
Business chain mark is all identical；
The monitoring server is according to the time of reception entrained by each detection event message in the detection event group
Detection event message be ranked up, the time of reception be report it is described detection event message the network equipment receive detection number
According to the time of reception of packet；
The monitoring server utilizes the sequence to the detection event message in the detection event group to obtain the detection
The detection forward-path of data packet；
The monitoring server searches the flow table of the detection forward-path and the business chain belonging to business chain mark
The difference of item positions the abort situation in the business chain.
In second of possible embodiment of second aspect of the embodiment of the present invention, monitoring server device in order to control,
The flow table item that the monitoring server obtains preset business chain includes：
The controller receives the business chain that business cooperation layer is sent；
The controller is according to the flow table item of the business chain configuration service chain；
The controller obtains the flow table item of configured business chain.
In second aspect of the embodiment of the present invention the third possible embodiment, the monitoring server is business cooperation
Layer or the server independently disposed, the flow table item for obtaining preset business chain include：
The monitoring server receives the flow table item of the business chain sent from software defined network SDN controllers.
The third aspect of the embodiment of the present invention provides a kind of network equipment of business chain connectivity detection, the network equipment packet
It includes：
Processing unit and transmission unit；
The processing unit generates detection event message for obtaining probe data packet according to the probe data packet, will
The detection event message is sent to the transmission unit；
The transmission unit, for the detection event message to be reported to monitoring server, and by the detection data
Packet is forwarded to the next network equipment for the business chain that the probe data packet is detected, and the detection event message is used for institute
State the event that monitoring server reports the network equipment to obtain the probe data packet.
In the third aspect of the embodiment of the present invention the first possible embodiment, the network equipment is grader, institute
State processing unit includes for obtaining probe data packet：
Generate probe data packet；
Obtain generated probe data packet.
In second of possible embodiment of the third aspect of the embodiment of the present invention, the network equipment is interchanger or clothes
Business node, the network equipment further include：
Receiving unit sends out received data packet for receiving the data packet that a network equipment is sent in business chain
It send to the processing unit；
The processing unit is used to obtain probe data packet：Detect whether the data packet carries probe data packet
Mark, when the data packet carries probe data packet mark, using received data packet as the probe data packet.
Fourth aspect of the embodiment of the present invention provides a kind of monitoring server of business connectivity detection, the monitoring server
Including：
Receiving unit and processing unit；
The receiving unit, the detection event message sent for receiving multiple network equipments respectively, the detection event
Message obtains the event of probe data packet for report network equipment, the multiple detection event messages received is sent to described
Processing unit；
The processing unit, the flow table item for obtaining preset business chain, according to the detection event message received with
And the abort situation of the flow table item comprehensive sounding chain.
In fourth aspect of the embodiment of the present invention the first possible embodiment, the processing unit is used for according to
Detection event message and the flow table item detect the abort situation of the business chain：
Multiple detection event messages that statistics is generated according to the same probe data packet are as a detection event group, institute
State the sequence number and business chain mark phase of the probe data packet entrained by each of detection event group detection event message
Together；
According to the time of reception entrained by each detection event message to the detection event message in the detection event group
It is ranked up, the time of reception is when the network equipment of the detection event message being reported to receive the reception of probe data packet
It carves；
Turned using the detection for obtaining the probe data packet to the sequence of the detection event message in the detection event group
Send out path；
The difference positioning for searching the detection forward-path and the flow table item of the business chain belonging to business chain mark should
Abort situation in business chain.
In second of possible embodiment of fourth aspect of the embodiment of the present invention, monitoring server device in order to control,
The monitoring server further includes：
First receiving unit, the business chain for receiving the transmission of business cooperation layer, and the business chain is sent to described
Processing unit；
The flow table item that the processing unit obtains preset business chain includes：
According to the flow table item of the business chain configuration service chain；
Obtain the flow table item of configured business chain.
In fourth aspect of the embodiment of the present invention the third possible embodiment, the monitoring server is business cooperation
Layer or the server independently disposed, the monitoring server further include：
Second receiving unit, the flow table item for receiving the business chain sent from software defined network SDN controllers；
The flow table item that the processing unit obtains preset business chain includes：
The flow table item of the business chain is obtained from second receiving unit.
The 5th aspect of the embodiment of the present invention provides a kind of system of business chain connectivity detection, the system comprises：
Industry described in multiple third aspect of the embodiment of the present invention to second of possible embodiment of third aspect present invention
The network equipment and fourth aspect of the embodiment of the present invention of chain connectivity of being engaged in detection the third possible embodiment party to fourth aspect
The monitoring server of business connectivity detection described in formula.
According to the above-mentioned technical solution, the embodiment of the present invention has the advantages that：
An embodiment of the present invention provides the method, apparatus and system of the detection of business chain connectivity, the network equipment obtains detection
Data packet generates detection event message according to the probe data packet, the detection event message is reported to monitoring server,
And the probe data packet is forwarded to the next network equipment for the business chain that the probe data packet is detected.Monitoring service
Device receives the detection event message that the multiple network equipments are sent respectively, obtains the flow table item of preset business chain, according to being received
Detection event message and the flow table item comprehensive sounding chain abort situation.The network equipment in business chain generates detection thing
Part message reports the event for obtaining probe data packet, monitoring server to count the transmitted spy of multiple network equipments to monitoring server
Event message is surveyed, detection forward-path of the probe data packet in business chain can be obtained, in conjunction with the flow table of preset business chain
, realize the detection to the abort situation of business chain.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is SDN business chains networking structure schematic diagram of the present invention；
The business chain connectivity detection method flow chart that Fig. 2 is provided by the embodiment of the present invention；
The business chain connectivity detection method flow chart that Fig. 3 is provided by another embodiment of the present invention；
Fig. 4 is business chain connectivity detection network device structure schematic diagram provided in an embodiment of the present invention；
Fig. 5 is that business chain connectivity provided in an embodiment of the present invention detects monitoring server structural schematic diagram；
Fig. 6 is the system structure diagram of business chain connectivity provided in an embodiment of the present invention detection；
Fig. 7 is business chain connectivity detection network device structure schematic diagram provided in an embodiment of the present invention；
Fig. 8 is that business chain connectivity provided in an embodiment of the present invention detects monitoring server structural schematic diagram.
Specific implementation mode
The embodiment of the present invention is to provide the method, apparatus and system of business chain detection of connectivity, network equipment utilization spy
It surveys event message and reports the event for obtaining the probe data packet, monitoring server statistics detection event message, in conjunction with preset
The flow table item of business chain realizes the abort situation of comprehensive sounding chain.
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
The business chain connectivity detection method flow chart that Fig. 2 is provided by the embodiment of the present invention, including：
Step 201：The network equipment obtains probe data packet.
It is generated in the business chain of software defined network (Software Defined Network, SDN) a kind of for visiting
Survey the probe data packet of business chain connectivity.Data packet in the business data flow transmitted in the probe data packet and business chain
Difference, probe data packet are not received from access device, are generated by the grader in SDN network.Each detection number
Sequence number and business chain mark, the business chain mark that each probe data packet is only carried in this probe data packet are all carried according to packet
It is forwarded in business chain belonging to knowing, and detects the connection of the business chain belonging to the mark of the business chain entrained by this probe data packet
Property.
In a particular embodiment, when the network equipment is grader, the network equipment obtains probe data packet and includes：
The grader generates probe data packet；
The grader obtains generated probe data packet.
Grader receives the correspondence of business chain mark and traffic flow types that business cooperation layer is sent, by what is received
Business data flow is directed respectively into the business chain belonging to the business data flow according to type.Business number of the grader as business chain
Equipment is imported according to flow point class, a probe data packet for detecting the business chain can be generated according to the business chain to be detected,
The packet header addition probe data packet mark of probe data packet, the data packet is detection to the probe data packet mark for identification
Data packet；Business chain is added also in the probe data packet generated identifies the business chain mark for identifying the detection data
The wanted comprehensive sounding chain of packet；And sequence number is added in the probe data packet generated, the sequence number is detected for distinguishing
The different probe data packets that the general character of the same business even is generated.The probe data packet generated utilizes entrained business
Chain identifies, and is transmitted in the business chain belonging to this business chain mark, realizes the connectivity for detecting entire business chain.
What needs to be explained here is that in the same business chain, in the detection number of different moments comprehensive sounding chain connectivity
It is different according to the sequence number of packet；And for different business chains, the sequence number of probe data packet is possible to identical.It illustrates
It is bright, the Serial No. 1,2,3,4,5 of the probe data packet of the connectivity of the first business chain is detected for different moments；Different moments
Detect the Serial No. 1,2,3,4 of the probe data packet of the connectivity of the second business chain.Therefore, it is necessary to sequence number and business chain
Identify two parameter unique marks, one probe data packet.
The grader generates probe data packet, and there are many implementation methods, provide the possible realization side of two of which here
Formula：
The first possible realization method：
The new data packet for defining agreement is obtained, probe data packet mark is added in the packet header of the new data packet for defining agreement
Know and generates probe data packet.
Probe data packet is the protocol data packet that technical staff newly defines as needed, is added in the packet header of probe data packet
The probe data packet mark for justice of reordering, for identifying the probe data packet.
Second of possible realization method：
The data packet for obtaining existing agreement, the reserved field in the packet header of the data packet of the existing agreement, which adds, to be visited
Measured data packet mark generates probe data packet.
The data packet for choosing an existing agreement adds probe data packet in the reserved field in the packet header of this data packet
Mark is used as probe data packet.
Grader can generate comprehensive sounding collaboration layer institute when generating probe data packet according to the control of business cooperation layer
The probe data packet of specified business chain.When user needs to detect the connectivity of certain business chain, instruction business cooperation layer to point
Class device sends probe data packet and generates instruction, and the probe data packet generates the business that instruction carries the business chain to be detected
Chain identifies.The probe data packet that grader receives the transmission of business cooperation layer generates instruction, generates the detection for detecting the business chain
Data packet.
Grader can automatically generate certain industry of detection when generating probe data packet according to pre-set time interval
The probe data packet of business chain.It illustrates：Grader pre-sets the connectivity for detecting certain business chain week about, then classifies
Device automatically generates the probe data packet for detecting the business chain week about.What needs to be explained here is that between the pre-set time
Every can sets itself according to actual needs, can give every business chain that identical time interval is set, difference can also be set
Time interval.
In the particular embodiment, the network equipment is interchanger or service node, and the network equipment obtains detection
Data packet includes：
The network equipment receives the data packet that a network equipment is sent in business chain；
The network equipment detects whether the data packet carries probe data packet mark；
When the data packet carries probe data packet mark, the network equipment is using received data packet as institute
State probe data packet.
Interchanger is business data flow forwarding unit in the business chain in business chain, and service node is business number in business chain
According to the value-added service processing equipment of stream.When the network equipment is interchanger or service node in business chain,
Probe data packet acquired in interchanger or service node is by the upper of the business chain belonging to the probe data packet
What one network equipment was sent.In the connectivity of comprehensive sounding chain, grader generates probe data packet, and by probe data packet
The business chain belonging to the probe data packet is imported, probe data packet is forwarded to each network equipment in business chain successively.
Whether interchanger and service node detect the data packet when receiving the data packet of network equipment transmission
Probe data packet mark is carried, when the data packet carries probe data packet mark, shows received data packet
It is probe data packet.Business chain mark entrained by received probe data packet, which is forwarded to
Next network equipment of business chain belonging to the business chain mark.In SDN network, the interchanger being connected with grader receives
The probe data packet that grader is sent, service node receive the probe data packet that the interchanger being connected with the service node is sent,
The interchanger not being connected with grader receives the probe data packet that a upper interchanger is sent in detected business chain.
Illustrate, it is assumed that according to controller configure flow table item, in business chain A data packet followed by network set
It is standby to be：Grader-switch A 1- service node A2- switch A 1- service node A3- switch A 1- switch As 4- service sections
Point A5- switch As 4.If the connectivity of comprehensive sounding chain A, probe data packet is generated by grader, in the packet of probe data packet
Head addition probe data packet mark, the business chain mark and the probe data packet of addition business chain A in probe data packet
Sequence number.Probe data packet is sent to switch A 1, the business that switch A 1 is carried according to affiliated probe data packet by grader
Chain identifies, and probe data packet is forwarded to service node A2, the probe data packet is sent to interchanger by service node A2 again
The probe data packet is forwarded to service node A3 by A1, switch A 1, and service node A3 again sends the probe data packet
To interchanger A1, the probe data packet is forwarded to switch A 4 by switch A 1 again, and switch A 4 is again by the detection data
Packet is forwarded to service node A5, and the probe data packet is sent to switch A 4 by service node A5.Then probe data packet will
Followed by：Grader-exchange A1- service node A2- switch A 1- service node A3- switch A 1- switch As 4- services
Node A5- switch As 4.The connectivity of comprehensive sounding chain A, any one network equipment in business chain A or any two network
The transmission in business chain A of communication between devices connecting fault, probe data packet can all be interrupted.
It will be appreciated by persons skilled in the art that the business chain configuration service chain that controller is issued according to business cooperation layer
Flow table item, and flow table item is handed down to interchanger.After interchanger receives data packet, according to the business entrained by this data packet
Chain mark identifies that the business chain belonging to this data packet forwards received data packet according to the flow table item of controller.Interchanger
Also it can be identified according to the business chain entrained by probe data packet, forward received probe data packet, realize probe data packet
Transmission in business chain belonging to business chain mark entrained by it.
There is generation in examples detailed above, in grader and send the function of probe data packet, has in interchanger and service node
Detection and the function of sending probe data packet.
Step 202：The network equipment generates detection event message according to the probe data packet.
Step 203：The detection event message is reported to monitoring server, the detection event report by the network equipment
The event that text is used to report the network equipment to obtain the probe data packet to the monitoring server.
Step 204：The probe data packet is forwarded to the business that the probe data packet is detected by the network equipment
Next network equipment of chain.
After the network equipment obtains probe data packet, generation reports the detection event report for obtaining the probe data packet event
Text.Detecting the information carried in event message includes：The sequence number of probe data packet acquired in the network equipment, probe data packet
Business chain mark, network device identity and the network equipment of middle carrying receive the time of reception of probe data packet.Wherein, it detects
The sequence number and business chain of data packet identify one probe data packet of unique mark.Network device identity reports the spy for identifying
The network equipment of measured data packet event.The each network equipment of the time of reception in the transmission path of differentiated service chain receives institute
State the sequencing of probe data packet.
When detecting the connectivity of a business chain, after a network equipment in business chain gets probe data packet,
Detection event message is generated, the event for receiving probe data packet is reported to monitoring server, shows the normal work of this network equipment
Make.If network equipment failure leads to the failure of connectivity of the business chain, this network equipment cannot be reported to monitoring server
Event message is detected, also, the network equipment of this failure can not continue to forward detection data message, lead to detection data message
Transmission in business chain, other network equipments in the business chain that probe data packet does not flow through can not receive this
Probe data packet can not report detection event message to monitoring server.If the link failure between two network equipments is led
The failure of connectivity of the business chain is caused, then the network equipment that probe data packet first flows through can report detection to monitoring server
Event message, due to link failure, then another to be flowed through of the probe data packet network equipment can not receive detection data
Packet, also just reports detection event message, other nets for the business chain that probe data packet does not flow through without normal direction monitoring server
Network equipment can not also receive the probe data packet, and detection event message can not be reported to monitoring server..
When detecting the connectivity of a business chain, if the connectivity of this business chain is good.Probe data packet then can be herein
Business chain is according to the transmission path of data packet followed by each network equipment.Then each network in the transmission path of this business chain
Equipment can obtain probe data packet, and report detection event message to monitoring server.
After the network equipment of normal work obtains probe data packet, identified according to the business chain carried in probe data packet,
Also by next network equipment of the business chain belonging to acquired probe data packet forwarding so far business chain mark.
The business chain connectivity detection method flow chart that Fig. 3 is provided by another embodiment of the present invention, including：
Step 301：Monitoring server receives the detection event message that multiple network equipments are sent, the detection event respectively
Message obtains the event of probe data packet for report network equipment.
Step 302：The monitoring server obtains the flow table item of preset business chain.
Step 303：The monitoring server is according to the detection event message and the flow table item comprehensive sounding received
The abort situation of chain.
During the detection of the connectivity of business chain, monitoring server receives the detection event that multiple network equipments report
Message.The detection event message is the network equipment after obtaining probe data packet, is generated according to the probe data packet, is used
In the event for obtaining probe data packet to monitoring server report network equipment.It is similar with embodiment shown in Fig. 2 herein, reference
The description of embodiment shown in Fig. 2, which is not described herein again.
In practical applications, monitoring server can be the server apparatus independently disposed in SDN network, can also be by
The business cooperation layer of SDN network disposes the function of monitoring server as monitoring server, can also be by the control of SDN network
Device disposes the function of monitoring server in the controller as monitoring server.
The monitoring server is the controller of SDN network, and the monitoring server obtains the flow table of preset business chain
Include：
The controller receives the business chain that business cooperation layer is sent；
The controller is according to the flow table item of the business chain configuration service chain；
The controller obtains the flow table item of configured business chain.
Controller in SDN network can receive the business chain of business cooperation layer transmission, and the flow table item of configuration service chain obtains
The flow table item for the business chain that controller itself is configured.
When monitoring server is the server independently disposed in business cooperation layer or SDN network in SDN network, institute
It states monitoring server and obtains the flow table item of preset business chain and include：
The monitoring server receives the flow table item of the business chain sent from software defined network SDN controls；
In SDN network, the flow table item of business chain is generated by controller, when monitoring server is business cooperation layer or independence
When the server of deployment, the business chain flow table item that controller is sent is received.
The detection event message that monitor controller sends received multiple network equipments counts, comprehensive sounding
The connectivity of chain, especially when business chain failure, the abort situation of comprehensive sounding chain.
The fault bit that the business chain is detected according to the detection event message and the flow table item is equipped with very much
Realization method is specifically described below for the possible realization method of one of which.
The monitoring server is according to the detection event message and the flow table item comprehensive sounding chain received
Abort situation includes：
Multiple detection event messages that the monitoring server statistics is generated according to the same probe data packet are as one
A detection event group, it is described detection event group each detect event message entrained by probe data packet sequence number and
Business chain mark is all identical；
The monitoring server is according to the time of reception entrained by each detection event message in the detection event group
Detection event message be ranked up, the time of reception be report it is described detection event message the network equipment receive detection number
According to the time of reception of packet；
The monitoring server utilizes the sequence to the detection event message in the detection event group to obtain the detection
The detection forward-path of data packet；
The monitoring server searches the flow table of the detection forward-path and the business chain belonging to business chain mark
The difference of item positions the abort situation in the business chain.
Multiple detection event messages that the network equipment received by monitoring server reports are related to the company of a plurality of business chain
The general character detects.The sequence number and business chain mark of the probe data packet entrained by event message must be first detected received by
It is counted, sequence number and business chain, which are identified all identical detection event message, is divided into a detection event group.In Fig. 2
Shown in had been described above in embodiment, sequence number and business chain identify two parameters and uniquely determine a probe data packet, i.e.,
Entrained sequence number and business chain, which identify all identical detection event message, to be generated according to the same probe data packet.Cause
This, it is that the network equipment different in business chain is same in different moments acquisition to detect multiple detection event messages in event group
What detection data message generated, that is, during detecting the connectivity of the same business chain, the heterogeneous networks of business chain are set
The standby detection event message reported.
Then, the detection event message in the same detection event group is ranked up according to the entrained time of reception,
The detection event message of the morning time of reception comes front, and the detection event message in the evening time of reception comes below.Detection event report
At the time of the time of reception entrained by text is that the network equipment obtains probe data packet.During the connectivity of comprehensive sounding chain,
Most of network equipment is to generate detection event message, the detection event report generated according to received probe data packet
At the time of the time of reception in text is exactly that the network equipment receives probe data packet.
It is all in one detection event group to detect putting in order for event message, it can be used for describing probe data packet in industry
The sequencing for the network equipment forwarding being engaged in chain, that is, describe probe data packet on the forwarding road of the network equipment of business chain
Diameter.That is, the time of reception entrained in detection data message is more early, the network equipment of this detection data message is reported to connect
It receives more early at the time of probe data packet；The entrained time of reception is more late in detection data message, reports this detection data message
The network equipment receive probe data packet at the time of it is more late.
Utilize the probe transmission road that probe data packet is obtained to the sequence of the detection event message in the detection event group
Diameter.Device identification entrained in each detection event message is obtained, the row of the detection event message in detection event group is utilized
Ordered pair device identification is ranked up, and obtains probe data packet in the connectivity of comprehensive sounding chain, forwarding in the network device
Path, i.e. the probe transmission path of probe data packet.
The business chain mark carried according to the detection event message in detection event group can learn detected business chain.
The probe transmission path of probe data packet is compared with the business chain flow table item of the business chain detected.Business chain flow table item
That is transmission path of the data flow in this business chain.Search the probe transmission path and the business belonging to business chain mark
The difference of the flow table item of chain positions the abort situation in the business chain.
When finding the probe transmission path and the difference of the flow table item of the business chain belonging to business chain mark, root
Next network equipment of the end Network equipment in the probe transmission path is searched according to business chain flow table item.Fault location
For the chain between next network equipment failure or the end Network equipment and next network equipment in the probe transmission path
Road failure.
Certainly, the method further includes：
The probe transmission path is identical with the flow table item of business chain belonging to business chain mark, then is detected
Business chain connectivity it is good.
It illustrates：The connectivity of comprehensive sounding chain A, data packet described in the business chain flow table item of business chain A is successively
The network equipment flowed through is：Grader-switch A 1- service node A2- switch A 1- service node A3- switch As 1- is exchanged
Machine A4- service node A5- switch As 4.Monitoring server statistical series number are identical, and entrained business chain mark is all
The detection event group of the detection event message composition comprehensive sounding chain A of the mark of business chain A.To all spies in detection event group
It surveys event message to sort according to the time of reception, be detected using to the sequence of the detection event message in the detection event group
The probe transmission path of data packet.
If obtained probe transmission path is：Grader-switch A 1- service node A2- switch A 1- service nodes
A3- switch A 1- switch As 4.Compare the business chain flow table item that the probe transmission path is business chain A, discovery does not service
The detection event message that node A5 is reported.Then the abort situation of positioning service chain A is：Service node A5 failures or interchanger
Link failure between A4 and service node A5.
If the detection probe transmission path obtained is：Grader-switch A 1- service node A2- switch As 1- services
Node A3- switch A 1- switch A 4- service node A5- switch As 4.The business in the probe transmission path and business chain A
Chain flow table item is identical.Therefore, the connectivity of business chain A is good.
Using the detection method of business chain connectivity provided by the present invention, when the connectivity of business chain breaks down,
Technical staff can fault location quickly.Convenient for the failure in technical staff as early as possible processing business chain, restore business chain
Connectivity.
In a specific embodiment, the method further includes：
The flow table item of business chain belonging to the probe transmission path and the business chain mark is identical, using described
The physical topology figure for the business chain that probe transmission path drawing is detected is shown.
Technical staff can understand transmission of the data flow in business chain according to the physical topology figure of shown business chain
Path, and the network equipment that is flowed through in transmission.
As shown in the above, an embodiment of the present invention provides the method for business chain connectivity detection, the network equipment obtains
Probe data packet, detection event message is generated according to the probe data packet, and the detection event message is reported to monitoring clothes
It is engaged in device, and the probe data packet is sent to next network equipment of the affiliated business chain of the probe data packet.Monitoring clothes
Business device receives the detection event message that multiple network equipments are sent respectively, the flow table item of preset business chain is obtained, according to described
Detection event message and the flow table item detect the abort situation of the business chain.The network equipment in business chain generates detection
Event message reports the event for obtaining probe data packet, monitoring server statistics network equipment to send detection thing to monitoring server
The content of part message can obtain detection forward-path of the probe data packet in business chain, in conjunction with the stream of preset business chain
List item, the abort situation of comprehensive sounding chain.
Fig. 4 is business chain connectivity detection network device structure schematic diagram provided in an embodiment of the present invention, including：
Processing unit 401 and transmission unit 402；
The processing unit 401 generates detection event report for obtaining probe data packet according to the probe data packet
The detection event message is sent to the transmission unit 402 by text.
In a specific embodiment, the network equipment is grader, and the processing unit 401 is for obtaining detection number
Include according to packet：
Generate probe data packet；
Obtain generated probe data packet.
In another specific embodiment, the network equipment is interchanger or service node, and the network equipment also wraps
It includes：
Receiving unit sends out received data packet for receiving the data packet that a network equipment is sent in business chain
It send to the processing unit；
The processing unit 401 is used to obtain probe data packet：Detect whether the data packet carries detection number
It is identified according to packet, when the data packet carries probe data packet mark, using received data packet as the detection data
Packet.
The transmission unit 402, for the detection event message to be reported to monitoring server, and by the detection number
Be forwarded to next network equipment of the business chain that the probe data packet is detected according to packet, the detection event message for
The monitoring server reports the network equipment to obtain the event of the probe data packet.
Business chain connectivity detection network equipment described in Fig. 4 is and the business chain connectivity detection method institute described in Fig. 2
The corresponding network equipment, particular technique details refer to the description in method shown in Fig. 2, and which is not described herein again.
Fig. 5 is business chain connectivity provided in an embodiment of the present invention detection monitoring server structural schematic diagram, including：
Receiving unit 501 and processing unit 502；
The receiving unit 501, the detection event message sent for receiving multiple network equipments respectively, the detection thing
Part message obtains the event of probe data packet for report network equipment, and the multiple detection event messages received are sent to institute
State processing unit 502.
In a specific embodiment, device, the monitoring server further include the monitoring server in order to control：
First receiving unit, the business chain for receiving the transmission of business cooperation layer, and the business chain is sent to described
Processing unit；
The flow table item that the processing unit obtains preset business chain includes：
According to the flow table item of the business chain configuration service chain；
Obtain the flow table item of configured business chain.
In another specific embodiment, the monitoring server is business cooperation layer or the server independently disposed, institute
Stating monitoring server further includes：
Second receiving unit, the flow table item for receiving the business chain sent from software defined network SDN controllers；
The flow table item that the processing unit obtains preset business chain includes：
The flow table item of the business chain is obtained from second receiving unit.
The processing unit 502, the flow table item for obtaining preset business chain, according to the detection event message received
And the abort situation of the flow table item comprehensive sounding chain.
The processing unit 502 is used to detect the business chain according to the detection event message and the flow table item
Abort situation includes：
Multiple detection event messages that statistics is generated according to the same probe data packet are as a detection event group, institute
State the sequence number and business chain mark phase of the probe data packet entrained by each of detection event group detection event message
Together；
According to the time of reception entrained by each detection event message to the detection event message in the detection event group
It is ranked up, the time of reception is when the network equipment of the detection event message being reported to receive the reception of probe data packet
It carves；
Turned using the detection for obtaining the probe data packet to the sequence of the detection event message in the detection event group
Send out path；
The difference positioning for searching the detection forward-path and the flow table item of the business chain belonging to business chain mark should
Abort situation in business chain.
Business chain connectivity described in Fig. 4 detects monitoring server
The corresponding network equipment, particular technique details refer to the description in method shown in Fig. 3, and which is not described herein again.
Fig. 6 is the system structure diagram of business chain connectivity provided in an embodiment of the present invention detection, including：
Network equipment X1~the Xn and the present invention of business chain connectivity detection described in multiple Fig. 4 of the embodiment of the present invention are real
Apply the monitoring server 601 of the business connectivity detection described in illustration 5.
Wherein, n is the natural number more than or equal to 1.
The system of business chain connectivity detection described in Fig. 6 and the business chain connectivity detection method institute described in Fig. 2 and Fig. 3
Corresponding system, particular technique details referring to figs. 2 and 3 shown in description in method, which is not described herein again.
Fig. 7 is business chain connectivity detection network device structure schematic diagram provided in an embodiment of the present invention, including：
Processor 701 and sending port 702；
The processor 701 generates detection event message for obtaining probe data packet according to the probe data packet,
The detection event message is sent to the sending port 702.
In a specific embodiment, the network equipment is grader, and the processor 701 is for obtaining detection data
Packet includes：
Generate probe data packet；
Obtain generated probe data packet.
In another specific embodiment, the network equipment is interchanger or service node, and the network equipment also wraps
It includes：
Receiving port sends out received data packet for receiving the data packet that a network equipment is sent in business chain
It send to the processor 701；
The processor 701 is used to obtain probe data packet：Detect whether the data packet carries detection data
Packet mark, when the data packet carries probe data packet mark, using received data packet as the probe data packet.
The sending port 702, for the detection event message to be reported to monitoring server, and by the detection number
Be forwarded to next network equipment of the business chain that the probe data packet is detected according to packet, the detection event message for
The monitoring server reports the network equipment to obtain the event of the probe data packet.
Business chain connectivity detection network equipment described in Fig. 7 is and the business chain connectivity detection method institute described in Fig. 2
The corresponding network equipment, particular technique details refer to the description in method shown in Fig. 2, and which is not described herein again.
Fig. 8 is business chain connectivity provided in an embodiment of the present invention detection monitoring server structural schematic diagram, including：
Receiving port 801 and processor 802；
The receiving port 801, the detection event message sent for receiving multiple network equipments respectively, the detection thing
Part message obtains the event of probe data packet for report network equipment, and the multiple detection event messages received are sent to institute
State processor 802.
In a specific embodiment, device, the monitoring server further include the monitoring server in order to control：
First receiving port, the business chain for receiving the transmission of business cooperation layer, and the business chain is sent to described
Processor 802；
The flow table item that the processor 802 obtains preset business chain includes：
According to the flow table item of the business chain configuration service chain；
Obtain the flow table item of configured business chain.
In another specific embodiment, the monitoring server is business cooperation layer or the server independently disposed, institute
Stating monitoring server further includes：
Second receiving port, the flow table item for receiving the business chain sent from software defined network SDN controllers；
The flow table item that the processor 802 obtains preset business chain includes：
The flow table item of the business chain is obtained from second receiving port.
The processor 802, the flow table item for obtaining preset business chain, according to the detection event message received with
And the abort situation of the flow table item comprehensive sounding chain.
The processor 802 is used to detect the event of the business chain according to the detection event message and the flow table item
Barrier position includes：
Multiple detection event messages that statistics is generated according to the same probe data packet are as a detection event group, institute
State the sequence number and business chain mark phase of the probe data packet entrained by each of detection event group detection event message
Together；
According to the time of reception entrained by each detection event message to the detection event message in the detection event group
It is ranked up, the time of reception is when the network equipment of the detection event message being reported to receive the reception of probe data packet
It carves；
Turned using the detection for obtaining the probe data packet to the sequence of the detection event message in the detection event group
Send out path；
The difference positioning for searching the detection forward-path and the flow table item of the business chain belonging to business chain mark should
Abort situation in business chain.
Business chain connectivity described in Fig. 8 detects monitoring server
The corresponding network equipment, particular technique details refer to the description in method shown in Fig. 3, and which is not described herein again.
The system of business chain connectivity detection provided in an embodiment of the present invention, including：
The network equipment and figure of the embodiment of the present invention of business chain connectivity detection described in multiple Fig. 7 of the embodiment of the present invention
The monitoring server of business connectivity detection described in 8.
The system of business chain connectivity detection described in the present embodiment is detected with the business chain connectivity described in Fig. 2 and Fig. 3
System corresponding to method, particular technique details referring to figs. 2 and 3 shown in description in method, which is not described herein again.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (15)
1. a kind of method of business chain connectivity detection, which is characterized in that the method includes：
The network equipment obtains probe data packet, and the probe data packet includes probe data packet mark, business chain mark and sequence
Number, the data packet is probe data packet to the probe data packet mark for identification, and the business chain mark is for identifying
The probe data packet business chain to be detected is stated, the sequence number is for distinguishing the connectivity institute for detecting the same business chain
The different probe data packets generated；
The network equipment generates detection event message according to the probe data packet, and the detection event message includes the industry
Business chain mark, the sequence number, the network equipment receive the time of reception of the probe data packet and the network equipment
Network device identity, so as to monitoring server according to it is each detection event message entrained by the time of reception to detect event group
In detection event message be ranked up, to obtain the detection forward-path of the probe data packet；Wherein, the detection thing
Sequence number and the business chain mark for the probe data packet entrained by the detection event message that part group includes are all identical；
The detection event message is reported to monitoring server by the network equipment, and the detection event message is used for described
Monitoring server reports the network equipment to obtain the event of the probe data packet；
The probe data packet is forwarded to the next of the business chain that the probe data packet is detected by the network equipment
A network equipment；So that the monitoring server searches the detection forward-path and the business chain belonging to business chain mark
Flow table item difference, position the abort situation in the business chain, biography of the flow table item, that is, data flow in the business chain
Defeated path.
2. according to the method described in claim 1, it is characterized in that, the network equipment is grader, the network equipment obtains
The probe data packet is taken to include：
The grader generates probe data packet；
The grader obtains generated probe data packet.
3. according to the method described in claim 1, it is characterized in that, the network equipment be interchanger or service node, it is described
The network equipment obtains probe data packet：
The network equipment receives the data packet that a network equipment is sent in business chain；
The network equipment detects whether the data packet carries probe data packet mark；
When the data packet carries probe data packet mark, the network equipment is using received data packet as the spy
Measured data packet.
4. a kind of method of business chain connectivity detection, which is characterized in that the method includes：
Monitoring server receives the detection event message that multiple network equipments are sent respectively, and each detection event message is used for
Report network equipment obtains the event of probe data packet, and each detection event message includes business chain mark, sequence number, net
Network equipment receives the time of reception of probe data packet and the network device identity of the network equipment, the business chain mark
The business chain to be detected for identifying the probe data packet, the sequence number detect the same business chain for distinguishing
The different probe data packets that are generated of connectivity；
The monitoring server is according to the time of reception entrained by each detection event message to the detection thing in detection event group
Part message is ranked up, to obtain the detection forward-path of the probe data packet；Wherein, the detection event group includes
Sequence number and the business chain mark of probe data packet entrained by the detection event message are all identical；
The monitoring server obtains the flow table item of preset business chain, and the flow table item, that is, data flow is in the business chain
Transmission path；
The monitoring server searches the detection forward-path and the flow table item of the business chain belonging to business chain mark
Difference positions the abort situation in the business chain.
5. according to the method described in claim 4, it is characterized in that, the monitoring server is according to the detection thing received
The abort situation of part message and the flow table item comprehensive sounding chain includes：
The monitoring server statistics is visited according to multiple detection event messages that the same probe data packet is generated as one
Survey event group, the sequence number and business of the probe data packet entrained by each of described detection event group detection event message
Chain mark is all identical；
The monitoring server is according to the time of reception entrained by each detection event message to the spy in the detection event group
It surveys event message to be ranked up, the time of reception is that the network equipment of the detection event message is reported to receive probe data packet
The time of reception；
The monitoring server utilizes the sequence to the detection event message in the detection event group to obtain the detection data
The detection forward-path of packet；
The monitoring server searches the detection forward-path and the flow table item of the business chain belonging to business chain mark
Difference positions the abort situation in the business chain.
6. according to the method described in claim 5, it is characterized in that, monitoring server device in order to control, the monitoring service
The flow table item that device obtains preset business chain includes：
The controller receives the business chain that business cooperation layer is sent；
The controller is according to the flow table item of the business chain configuration service chain；
The controller obtains the flow table item of configured business chain.
7. according to the method described in claim 5, it is characterized in that, the monitoring server is business cooperation layer or independent deployment
Server, the flow table item for obtaining preset business chain includes：
The monitoring server receives the flow table item of the business chain sent from software defined network SDN controllers.
8. a kind of network equipment of business chain connectivity detection, which is characterized in that the network equipment includes：
Processing unit and transmission unit；
The processing unit generates detection event message for obtaining probe data packet according to the probe data packet, will be described
Detection event message is sent to the transmission unit, and the probe data packet includes probe data packet mark, business chain mark and
Sequence number, the data packet is probe data packet to the probe data packet mark for identification, and the business chain mark is for marking
Know the probe data packet business chain to be detected, the sequence number is for distinguishing the connection for detecting the same business chain
Property the different probe data packets that are generated, the detection event message includes the business chain mark, and the sequence number is described
The network equipment receives the time of reception of the probe data packet and the network device identity of the network equipment, to monitor
Server arranges the detection event message in detection event group according to the time of reception entrained by each detection event message
Sequence, to obtain the detection forward-path of the probe data packet, wherein the detection event that the detection event group includes
Sequence number and the business chain mark of probe data packet entrained by message are all identical；
The transmission unit for the detection event message to be reported to monitoring server, and the probe data packet is turned
It is sent to the next network equipment for the business chain that the probe data packet is detected, the detection event message is used for the prison
Control the event that server reports the network equipment to obtain the probe data packet；So that the monitoring server searches the spy
The difference for surveying forward-path and the flow table item of the business chain belonging to business chain mark, positions the fault bit in the business chain
It sets, transmission path of the flow table item, that is, data flow in the business chain.
9. the network equipment according to claim 8, which is characterized in that the network equipment is grader, and the processing is single
Member is used to obtain probe data packet：
Generate probe data packet；
Obtain generated probe data packet.
10. the network equipment according to claim 8, which is characterized in that the network equipment be interchanger or service node,
The network equipment further includes：
Received data packet is sent to by receiving unit for receiving the data packet that a network equipment is sent in business chain
The processing unit；
The processing unit is used to obtain probe data packet：Detect whether the data packet carries probe data packet mark
Know, when the data packet carries probe data packet mark, using received data packet as the probe data packet.
11. a kind of monitoring server of business connectivity detection, which is characterized in that the monitoring server includes：
Receiving unit and processing unit；
The receiving unit, the detection event message sent for receiving multiple network equipments respectively, each detection event
Message obtains the event of probe data packet for report network equipment, the multiple detection event messages received is sent to described
Processing unit, each detection event message include that business chain identifies, and sequence number, the network equipment receives connecing for probe data packet
Business chain mark described in the network device identity of quarter in time receiving and the network equipment is wanted for identifying the probe data packet
The business chain of detection, and according to the time of reception entrained by each detection event message to the detection event report in detection event group
Text is ranked up, to obtain the detection forward-path of the probe data packet；Wherein, what the detection event group included is described
Sequence number and the business chain mark for detecting the probe data packet entrained by event message are all identical, and the sequence number is for distinguishing
Detect the different probe data packets that the connectivity of the same business chain is generated；
The processing unit, the flow table item for obtaining preset business chain, and search the detection forward-path and the industry
The difference of the flow table item for the business chain being engaged in belonging to chain mark, positions the abort situation in the business chain, the flow table item, that is, data
Flow the transmission path in the business chain.
12. monitoring server according to claim 11, which is characterized in that the processing unit is used for according to the detection
The abort situation that event message and the flow table item detect the business chain includes：
Multiple detection event messages that statistics is generated according to the same probe data packet are as a detection event group, the spy
Sequence number and the business chain mark for surveying the probe data packet entrained by each of event group detection event message are identical；
The detection event message in the detection event group is carried out according to the time of reception entrained by each detection event message
Sequence, the time of reception are the time of reception for reporting the network equipment of the detection event message to receive probe data packet；
Road is forwarded using the detection for obtaining the probe data packet to the sequence of the detection event message in the detection event group
Diameter；
It searches the detection forward-path and the difference of the flow table item of the business chain belonging to business chain mark positions the business
Abort situation on chain.
13. monitoring server according to claim 11, which is characterized in that monitoring server device in order to control, it is described
Monitoring server further includes：
First receiving unit, the business chain for receiving the transmission of business cooperation layer, and the business chain is sent to the processing
Unit；
The flow table item that the processing unit obtains preset business chain includes：
According to the flow table item of the business chain configuration service chain；
Obtain the flow table item of configured business chain.
14. monitoring server according to claim 11, which is characterized in that the monitoring server be business cooperation layer or
The server independently disposed, the monitoring server further include：
Second receiving unit, the flow table item for receiving the business chain sent from software defined network SDN controllers；
The flow table item that the processing unit obtains preset business chain includes：
The flow table item of the business chain is obtained from second receiving unit.
15. a kind of system of business chain connectivity detection, which is characterized in that the system comprises：
The network equipment and claim 11-14 of business chain connectivity detection described in multiple claim 8-10 any one
The monitoring server of business connectivity detection described in any one.
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| CN106375105B (en) * | 2015-07-24 | 2019-10-25 | 华为技术有限公司 | A kind of method, controller, interchanger and the system of determining path failure |
| CN109428741A (en) * | 2017-08-22 | 2019-03-05 | 中兴通讯股份有限公司 | A kind of detection method and device of network failure |
| CN108156019B (en) * | 2017-11-29 | 2022-10-25 | 全球能源互联网研究院有限公司 | SDN-based network derived alarm filtering system and method |
| CN110224845B (en) * | 2018-03-01 | 2022-04-22 | 华为技术有限公司 | Method, system and related equipment for delimiting transmission faults |
| CN109547439B (en) * | 2018-11-26 | 2021-04-27 | 奇安信科技集团股份有限公司 | Processing method and device for service node access network |
| CN111835641B (en) * | 2019-04-16 | 2023-02-03 | 北京华为数字技术有限公司 | Fault detection method, server and acquisition equipment |
| CN112532468B (en) * | 2019-09-19 | 2023-03-28 | 华为技术有限公司 | Network measurement system, method, device and storage medium |
| CN110830324B (en) * | 2019-10-28 | 2021-09-03 | 烽火通信科技股份有限公司 | Method and device for detecting network connectivity of data center and electronic equipment |
| CN112953736A (en) * | 2019-11-26 | 2021-06-11 | 中盈优创资讯科技有限公司 | Equipment monitoring and alarming method and device based on network connectivity test |
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