CN106686155A - DNS (domain name resolution) disaster-tolerant method and device - Google Patents
DNS (domain name resolution) disaster-tolerant method and device Download PDFInfo
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- CN106686155A CN106686155A CN201611130273.3A CN201611130273A CN106686155A CN 106686155 A CN106686155 A CN 106686155A CN 201611130273 A CN201611130273 A CN 201611130273A CN 106686155 A CN106686155 A CN 106686155A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/22—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks comprising specially adapted graphical user interfaces [GUI]
Abstract
The invention discloses an DNS (domain name resolution) disaster-tolerant method and device. The method comprises the steps: receiving DNS information uploaded by a network service side; generating one or more DNS plans about a network business according to the DNS information uploaded by the network service side, and storing the DNS plans in a database, wherein one DNS plan comprises a DNS disaster-tolerant plan during the occurrence of a specific fault; searching the DNS plan, matched with the description information of the fault in fault alarm information, from the database when the fault alarm information is received, and modifying the corresponding DNS information in a DNS system according to the DNS disaster-tolerant plan in the searched DNS plans. According to the invention, the request transfer is carried out timely and effectively according to the pre-generated DNS plan during the fault alarm, so as to replace the manual operation. The method guarantees the accuracy, is high in overall efficiency, and improves the user experience of a front-end user.
Description
Technical field
The present invention relates to Internet technical field, and in particular to a kind of domain name mapping disaster recovery method and device.
Background technology
To obtain network service, during user would generally in a browser be input into corresponding domain name to access respective server
Resource.In this process, the domain name of user input needs to be solved through DNS (Domain Name System, domain name system)
Analysis, obtains corresponding IP address, finally obtains the resource that user needs according to IP address.Once there is server or machine room because setting
Standby failure or network such as cannot connect at the situation of the cisco unity malfunction that factor causes, and need for the request of user to pass through domain name
Parsing is routed on normal machine room or server, to ensure the normal work of whole system.
In prior art, after obtaining server or machine room fault alarm, typically by artificial means, the domain of statistical correlation
Name information, and by the request analysis of user by being transferred on normal machine room or server.But, artificial means are not only easy
Error, also results in poor in timeliness, and existence time postpones, and whole efficiency is low, affects front end user experience.
The content of the invention
In view of the above problems, it is proposed that the present invention so as to provide one kind overcome the problems referred to above or at least in part solve on
State the domain name mapping disaster recovery method and corresponding device of problem.
According to one aspect of the present invention, there is provided a kind of domain name mapping disaster recovery method, wherein, the method includes：
Receive the domain name mapping information that Network side uploads；
According to the domain name mapping information that Network side uploads, one or more the domain name solutions with regard to the Network are generated
Analysis prediction scheme is simultaneously saved in data base；One of domain name mapping prediction scheme includes：There is domain name mapping disaster tolerance during specific fault
Scheme；
When fault alarm information is received, find out from data base and the failure-description information in fault alarm information
The domain name mapping prediction scheme of matching, the domain name mapping Disaster Tolerant Scheme modification domain name mapping system in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in system DNS.
Alternatively, domain name parsing information includes：The corresponding domain name of the Network, domain name it is corresponding one or more
IP address in computer room information and each machine room.
Alternatively, the domain name mapping information uploaded according to Network side, generates with regard to the Network
Or multiple domain name mapping prediction schemes include：
Domain name mapping prediction scheme editing interface is generated and shows according to the domain-name information that Network side uploads；
By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, generated with regard to this according to edit instruction
One or more domain name mapping prediction schemes of Network.
Alternatively, the domain name mapping information uploaded according to Network side, generates with regard to the Network
Or multiple domain name mapping prediction schemes include：
Pre-save domain name mapping scheme forming strategy；
According to the domain name mapping information that the Network side uploads, close according to domain name parsing scheme forming strategy generating
In one or more domain name mapping prediction schemes of the Network.
Alternatively, described one or more domain name mapping prediction schemes with regard to the Network include：
When designated room breaks down, the request for pointing to the machine room of the Network is turned by domain name resolution process
Move on to and undertake on other machine rooms of the Network.
Alternatively, described one or more domain name mapping prediction schemes with regard to the Network include：
When the communication link between the first machine room and the second machine room breaks down, and the first machine room completes to specify Network
Request when need access the second machine room, it is determined that the first machine room breaks down relative to the specified Network；This is referred to
The request for determining the machine room of sensing first of Network is transferred to other that undertake the specified Network by domain name resolution process
On machine room.
Alternatively, the method is when fault alarm information is received, and is finding out from data base and fault alarm letter
Before the domain name mapping prediction scheme of the failure-description information matches in breath, further include：
Judge whether backup IP corresponding with the failure-description information in fault alarm information；
If it is present the corresponding domain name mapping information in DNS is changed according to the backup IP, so that accordingly please
Ask and be transferred on backup IP.
Alternatively, it is described when fault alarm information is received, find out from data base with fault alarm information
The domain name mapping prediction scheme of failure-description information matches includes：When the warning message of designated room failure is received, from data base
In find out by all domain name mapping prediction schemes of condition premised on the designated room failure；The domain name mapping prediction scheme pair for being found out
Answer one or more Networks.
The corresponding domain name in domain name mapping Disaster Tolerant Scheme modification DNS in the domain name mapping prediction scheme that the basis finds out
Parsing information includes：For each the domain name mapping prediction scheme for finding out, changed in DNS according to domain name mapping Disaster Tolerant Scheme therein
Corresponding Network domain name mapping information.
According to a further aspect in the invention, there is provided a kind of domain name mapping disaster tolerance device, wherein, the device includes:
Receiving unit, is suitable to receive the domain name mapping information that Network side uploads；
Scheme forming unit, is suitable to the domain name mapping information uploaded according to Network side, generates with regard to the Network
One or more domain name mapping prediction schemes and be saved in data base；One of domain name mapping prediction scheme includes：The specific event of generation
Domain name mapping Disaster Tolerant Scheme during barrier；
Disaster tolerance processing unit, is suitable to when fault alarm information is received, and finds out from data base and fault alarm letter
The domain name mapping prediction scheme of the failure-description information matches in breath, according to the domain name mapping disaster tolerance in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in scheme modifying domain name analysis system DNS.
Alternatively, domain name parsing information includes：The corresponding domain name of the Network, domain name it is corresponding one or more
IP address in computer room information and each machine room.
Alternatively, the scheme forming unit, the domain-name information for being suitable to be uploaded according to Network side is generated and display field
Name parsing prediction scheme editing interface；By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, referred to according to editor
Order generates one or more the domain name mapping prediction schemes with regard to the Network.
Alternatively, the scheme forming unit, is suitable to pre-save domain name mapping scheme forming strategy；According to the network industry
The domain name mapping information that business side uploads, parse scheme forming strategy generating with regard to one of the Network according to domain name or
Multiple domain name mapping prediction schemes.
Alternatively, one or more domain name mapping prediction scheme bags with regard to the Network that the scheme forming unit is generated
Include：
When designated room breaks down, the request for pointing to the machine room of the Network is turned by domain name resolution process
Move on to and undertake on other machine rooms of the Network.
Alternatively, one or more domain name mapping prediction scheme bags with regard to the Network that the scheme forming unit is generated
Include：
When the communication link between the first machine room and the second machine room breaks down, and the first machine room completes to specify Network
Request when need access the second machine room, it is determined that the first machine room breaks down relative to the specified Network；This is referred to
The request for determining the machine room of sensing first of Network is transferred to other that undertake the specified Network by domain name resolution process
On machine room.
Alternatively, the disaster tolerance processing unit, is suitable to when fault alarm information is received, and is searching from data base
Before going out the domain name mapping prediction scheme with the failure-description information matches in fault alarm information, further bag is suitable to judge whether to deposit
In backup IP corresponding with the failure-description information in fault alarm information；If it is present changing DNS according to the backup IP
In corresponding domain name mapping information so that corresponding request is transferred on backup IP.
Alternatively, the disaster tolerance processing unit, is suitable to when the warning message of designated room failure is received, from data base
In find out by all domain name mapping prediction schemes of condition premised on the designated room failure；The domain name mapping prediction scheme pair for being found out
Answer one or more Networks；For each the domain name mapping prediction scheme for finding out, according to domain name mapping Disaster Tolerant Scheme therein
The domain name mapping information of the corresponding Network in modification DNS.
The domain name mapping information uploaded according to the Network side for receiving is the technical scheme is that, is generated with regard to this
One or more domain name mapping prediction schemes of Network are simultaneously saved in data base, when fault alarm information is received, can be with
The domain name mapping prediction scheme with the failure-description information matches in fault alarm information is directly found out from data base, according to wherein
Corresponding domain name mapping information in corresponding domain name mapping Disaster Tolerant Scheme modification domain name analysis system DNS, DNS can be according to modification
Domain name mapping information afterwards, corresponding domain name request is transferred on other machine rooms specified in domain name mapping Disaster Tolerant Scheme, is protected
The normal operation of card business.In sum, the present invention has in time according to the domain name mapping prediction scheme for previously generating in fault alarm
The transfer for making requests on to effect, replaces artificial operation, it is ensured that accuracy rate, whole efficiency is high, strengthens the experience of front end user.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, and in order to allow the above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by the specific embodiment of the present invention.
Description of the drawings
By the detailed description for reading hereafter preferred implementation, various other advantages and benefit is common for this area
Technical staff will be clear from understanding.Accompanying drawing is only used for illustrating the purpose of preferred implementation, and is not considered as to the present invention
Restriction.And in whole accompanying drawing, it is denoted by the same reference numerals identical part.In the accompanying drawings：
Fig. 1 shows the schematic flow sheet of domain name mapping disaster recovery method according to an embodiment of the invention；
Fig. 2 shows the structural representation of domain name mapping disaster tolerance device according to an embodiment of the invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure and should not be by embodiments set forth here
Limited.On the contrary, there is provided these embodiments are able to be best understood from the disclosure, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
Fig. 1 shows the schematic flow sheet of domain name mapping disaster recovery method according to an embodiment of the invention.Such as Fig. 1 institutes
Show, the method includes：
Step S110, receives the domain name mapping information that Network side uploads.
When Network side needs to reach the standard grade a Network, the domain name mapping information of Network can be provided.Wherein,
Domain name mapping information includes：IP address in corresponding one or more computer room informations of domain name, the domain name and each machine room.Example
Such as, domain name " www.so.cn ", and one or more IP address corresponding with domain name " www.so.cn ", the ground of corresponding machine room
Reason position etc..
Step S120, according to the domain name mapping information that Network side uploads, generate with regard to one of the Network or
Multiple domain name mapping prediction schemes are simultaneously saved in data base；One of domain name mapping prediction scheme includes：There is domain during specific fault
Name parsing Disaster Tolerant Scheme.
Here prediction scheme just refers to counterplan, once break down can not normal work for corresponding certain IP of Network
Make, need by should the request of the sensing of the Network IP be transferred in other IP address of the Network, if do not had
There is prediction scheme to affect the operation of whole business, so by the scheme forming and preserving in advance, can in case of emergency carry out
Timely and effectively process.
Prediction scheme needs the domain name mapping information uploaded according to Network side and its failure being likely to occur to be generated,
Failure is different, and corresponding prediction scheme is also different, so the prediction scheme of a Network is probably one or more, in each prediction scheme
Include failure-description information and to should failure domain name mapping Disaster Tolerant Scheme.For example, the corresponding domain of domain name A of Network
Name parsing information has Pekinese IP1, the IP2 in Shanghai.The failure that so Network is likely to occur one is Pekinese IP1 pair
The machine room answered or server fail, then generate one for this failure and the request for pointing to IP1 is transferred to into Shanghai
IP2 domain name mapping Disaster Tolerant Scheme；Another is the corresponding machine room of IP2 or server fail in Shanghai, then pin
A domain name mapping Disaster Tolerant Scheme that the request for pointing to IP2 is transferred to Pekinese IP1 is generated to this failure.
Step S130, when fault alarm information is received, finds out and the event in fault alarm information from data base
The domain name mapping prediction scheme of barrier description information matching, the domain name mapping Disaster Tolerant Scheme modification in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in domain name analysis system DNS.
Prediction scheme is preserved in advance, once the corresponding machine room of the Network or server fail alarm signal
Breath, travels through the prediction scheme of the Network, and the failure-description information in prediction scheme is matched with current fault message, finds out
The prediction scheme of fault message matching, according to corresponding domain name mapping Disaster Tolerant Scheme modification domain name analysis system in the prediction scheme for finding out
Corresponding domain name mapping information in DNS, when carrying out identical domain name mapping again so as to domain name analysis system DNS, according to repairing
Domain name mapping information after changing, the request for pointing to failure machine room or failed server is transferred in new domain name parsing information and is specified
Normal work the corresponding machine room of IP address or server on, it is ensured that the normal operation of the Network.
It can be seen that, the present invention timely and effectively makes requests on according to the domain name mapping prediction scheme for previously generating in fault alarm
Transfer, replace artificial operation, it is ensured that accuracy rate, whole efficiency is high, strengthen the experience of front end user.
In one embodiment of the invention, domain name mapping information includes：The corresponding domain name of the Network, domain name correspondence
One or more computer room informations and each machine room in IP address.For example, the domain name mapping packet of 360 search Networks
Include：Domain name is " www.so.com ", and its corresponding computer room information is Beijing machine room 1, Shanghai machine room 2, Guangzhou machine room 3, and respectively
IP address in machine room.Requestor, by inputs domain name, is that requestor is transferred to phase after DNS name resolution system analysis
In the IP address answered, so that requestor obtains information needed.The network that the switching of DNS name resolution can be used according to requestor
Information (such as mobile, UNICOM) is allocated；Or the geographical position according to residing for requestor, for example, Pekinese requestor is turned
It is connected in the IP address of Beijing machine room 1.
Generation can be by providing editor with regard to the method for one or more domain name mapping prediction schemes of a Network
The form at interface, or the form by pre-saving domain name mapping scheme forming strategy, specially：
In one embodiment of the invention, the domain name mapping information uploaded according to Network side in step S120,
Generation includes with regard to one or more domain name mapping prediction schemes of the Network：
The domain-name information uploaded according to Network side generates and shows domain name mapping prediction scheme editing interface, and user passes through domain
Name parsing prediction scheme editing interface carries out the editor of prediction scheme；When receiving by domain name mapping prediction scheme editing interface receiving user's input
Edit instruction after, according to edit instruction generate with regard to the Network one or more domain name mapping prediction schemes.For example, pre-
Can provide respectively in case editing interface domain name mapping information, failure-description information, the edit box of domain name mapping Disaster Tolerant Scheme or
Choice box, for editing the user input prediction scheme information of prediction scheme.
In one embodiment of the invention, the domain name mapping information uploaded according to Network side in step S120,
Generation includes with regard to one or more domain name mapping prediction schemes of the Network：
Domain name mapping scheme forming strategy is pre-saved, for example, when one of machine room breaks down warning, can be by
The domain name request that the machine room undertakes is averagely allocated in other machine rooms for undertaking the Network；Or, when one of machine room
Break down warning when, one or more machine rooms can be randomly choosed from other machine rooms for undertaking the Network, by the machine
The domain name request that room undertakes distributes to one or more machine rooms for choosing；When needing to generate prediction scheme to Network
When, according to the domain name mapping information that the Network side uploads, according to domain name mapping scheme forming strategy, from domain name mapping prediction scheme
Generation strategy selects one or more strategy generatings with regard to one or more domain name mapping prediction schemes of the Network.
When prediction scheme is exactly to break down to report to the police, can be by performing prediction scheme, it is ensured that the operation of whole business is not by event
The impact of barrier.It can be seen that, the prediction scheme in the present invention is primarily directed to machine room and breaks down, the situation of warning of breaking down.So, exist
In one embodiment of the present of invention, one or more the domain name mapping prediction schemes with regard to the Network in step S120 are specifically
Refer to：When designated room breaks down, the request for pointing to the machine room of the Network is transferred to by domain name resolution process
Undertake on other machine rooms of the Network, so ensure that when the machine room breaks down, moreover it is possible to ensure that request is performed, protect
Demonstrate,prove normally using for front end user.
Here the break down equipment of not exclusively machine room of machine room itself breaks down, and also breaks down including communication link
Situation.Specifically, in one embodiment of the invention, with regard to one or more domain name mapping prediction scheme bags of the Network
Include：When the communication link between the first machine room and the second machine room breaks down, and the first machine room completes to specify asking for Network
Need to access the second machine room when asking, it is determined that the first machine room breaks down relative to specified Network；By the specified network industry
The request of the machine room of sensing first of business is transferred on other machine rooms for undertaking the specified Network by domain name resolution process.
For example, requestor searches for a certain information by domain name " www.so.com ", through DNS name resolution, this is asked
In being sent to machine room A, and request results must access machine room B and be obtained by machine room A, and this is accomplished by machine room A and machine
There is communication link between room B, if the communication link breaks down so that machine room A can not access machine room B, then requestor
Request results cannot be obtained, is at this moment also required to carry out fault alarm, and determine that machine room A is " www.so.com " relative to domain name
Network break down to be transferred to the request of the sensing machine room A of the Network by domain name resolution process and undertake the net
On other machine rooms of network business.
It should be noted that machine room breaks down, the type of warning is that communication link failure is reported to the police, then the failure
It is directed to the request for needing to be completed using the communication link, that is to say, that the Network being directed to corresponding to the request,
And for other Networks that need not be completed using the communication link on the machine room, the machine room is normal, do not have
Faulty warning.In above-mentioned example, fault alarm is directed to the Network that domain name is " www.so.com ", needs network
The request of the sensing machine room A of business is transferred on other machine rooms for undertaking the Network by domain name resolution process；And at this
There is Network of the domain name for " www.360.cn " in machine room A, and the request of the Network does not need machine room A by communication
Link-access machine room B is completing, then even if communication link breaks down, for domain name for " www.360.cn " Network
For, machine room A is normal, it is not necessary to fault alarm, is also avoided the need for the request of the sensing machine room A of the specified Network
It is transferred to by domain name resolution process on other machine rooms for undertaking the specified Network.
Under normal circumstances, can there is backup IP in the domain name mapping information of a Network, backup IP is in positive reason
It is not used under condition, unless the corresponding real IP of backup IP break down.So, in one embodiment of the invention,
Step S130 is finding out and the failure-description in fault alarm information when fault alarm information is received from data base
Before the domain name mapping prediction scheme of information matches, the method shown in Fig. 1 is further included：Judge whether and fault alarm information
In the corresponding backup IP of failure-description information；If it is present the corresponding domain name mapping letter in backup IP modification DNS
Breath, so that corresponding request is transferred on backup IP.For example, domain name is the IP1 of the Network of " www.so.com "
Break down warning, after judgement, it is found that IP1 has backup IP1_backup, then according to backup IP1_backup modification DNS
In corresponding domain name mapping information so that corresponding request is transferred on backup IP1_backup, avoid the need for again
Going to search corresponding prediction scheme carries out the modification of DNS.
In actually used, a machine room can undertake multiple Networks, the domain name mapping disaster tolerance in by corresponding prediction scheme
Before corresponding domain name mapping information in scheme modifying DNS, need all to meet the fault alarm by what is undertaken in the machine room
The domain name mapping prediction scheme of information, and it is a network that all domain name mapping prediction scheme possibility for meeting the fault alarm information are corresponding
Business, it is also possible to multiple different Networks.So, in one embodiment of the invention, working as in step S130, connects
When receiving fault alarm information, the domain name solution with the failure-description information matches in fault alarm information is found out from data base
Analysis prediction scheme includes：When the warning message of designated room failure is received, find out from data base with the designated room failure
Premised on condition all domain name mapping prediction schemes；Corresponding one or more Networks of domain name mapping prediction scheme for being found out.When
When machine room has in itself failure, one or more Networks here are the network industries that the machine room of the fault alarm is undertaken
Business；When communication link breaks down, one or more Networks here are to need the communication link to complete in the machine room
The network switch of request.
In domain name mapping Disaster Tolerant Scheme modification DNS in the domain name mapping prediction scheme that basis so in step S130 finds out
Corresponding domain name mapping information include：For each the domain name mapping prediction scheme for finding out, according to domain name mapping disaster tolerance therein
The domain name mapping information of the corresponding Network in scheme modifying DNS.
Fig. 2 shows the structural representation of domain name mapping disaster tolerance device according to an embodiment of the invention.The domain name solution
Analysis disaster tolerance device 200 includes：
Receiving unit 210, is suitable to receive the domain name mapping information that Network side uploads.
When Network side needs to reach the standard grade a Network, the domain name mapping information of Network can be provided.Wherein,
Domain name mapping information includes：IP address in corresponding one or more computer room informations of domain name, the domain name and each machine room.Example
Such as, domain name " www.so.cn ", and one or more IP address corresponding with domain name " www.so.cn ", the ground of corresponding machine room
Reason position etc..
Scheme forming unit 220, is suitable to the domain name mapping information uploaded according to Network side, generates with regard to the network industry
One or more domain name mapping prediction schemes of business are simultaneously saved in data base；One of domain name mapping prediction scheme includes：Generation is specific
Domain name mapping Disaster Tolerant Scheme during failure.
Here prediction scheme just refers to counterplan, once break down can not normal work for corresponding certain IP of Network
Make, need by should the request of the sensing of the Network IP be transferred in other IP address of the Network, if do not had
There is prediction scheme to affect the operation of whole business, so by the scheme forming and preserving in advance, can in case of emergency carry out
Timely and effectively process.
Prediction scheme needs the domain name mapping information uploaded according to Network side and its failure being likely to occur to be generated,
Failure is different, and corresponding prediction scheme is also different, so the prediction scheme of a Network is probably one or more, in each prediction scheme
Include failure-description information and to should failure domain name mapping Disaster Tolerant Scheme.For example, the corresponding domain of domain name A of Network
Name parsing information has Pekinese IP1, the IP2 in Shanghai.The failure that so Network is likely to occur one is Pekinese IP1 pair
The machine room answered or server fail, then generate one for this failure and the request for pointing to IP1 is transferred to into Shanghai
IP2 domain name mapping Disaster Tolerant Scheme；Another is the corresponding machine room of IP2 or server fail in Shanghai, then pin
A domain name mapping Disaster Tolerant Scheme that the request for pointing to IP2 is transferred to Pekinese IP1 is generated to this failure.
Disaster tolerance processing unit 230, is suitable to when fault alarm information is received, and finds out from data base and fault alarm
The domain name mapping prediction scheme of the failure-description information matches in information, the domain name mapping in the domain name mapping prediction scheme for finding out is held
Corresponding domain name mapping information in calamity scheme modifying domain name analysis system DNS.
Prediction scheme is preserved in advance, once the corresponding machine room of the Network or server fail alarm signal
Breath, travels through the prediction scheme of the Network, and the failure-description information in prediction scheme is matched with current fault message, finds out
The prediction scheme of fault message matching, according to corresponding domain name mapping Disaster Tolerant Scheme modification domain name analysis system in the prediction scheme for finding out
Corresponding domain name mapping information in DNS, when carrying out identical domain name mapping again so as to domain name analysis system DNS, according to repairing
Domain name mapping information after changing, the request for pointing to failure machine room or failed server is transferred in new domain name parsing information and is specified
Normal work the corresponding machine room of IP address or server on, it is ensured that the normal operation of the Network.
It can be seen that, the present invention timely and effectively makes requests on according to the domain name mapping prediction scheme for previously generating in fault alarm
Transfer, replace artificial operation, it is ensured that accuracy rate, whole efficiency is high, strengthen the experience of front end user.
In one embodiment of the invention, domain name mapping information includes：The corresponding domain name of the Network, domain name correspondence
One or more computer room informations and each machine room in IP address.For example, the domain name mapping packet of 360 search Networks
Include：Domain name is " www.so.com ", and its corresponding computer room information is Beijing machine room 1, Shanghai machine room 2, Guangzhou machine room 3, and respectively
IP address in machine room.Requestor, by inputs domain name, is that requestor is transferred to phase after DNS name resolution system analysis
In the IP address answered, so that requestor obtains information needed.The network that the switching of DNS name resolution can be used according to requestor
Information (such as mobile, UNICOM) is allocated；Or the geographical position according to residing for requestor, for example, Pekinese requestor is turned
It is connected in the IP address of Beijing machine room 1.
Generation can be by providing editor with regard to the method for one or more domain name mapping prediction schemes of a Network
The form at interface, or the form by pre-saving domain name mapping scheme forming strategy, specially：
In one embodiment of the invention, scheme forming unit 220, is suitable to the domain name letter uploaded according to Network side
Breath generates and shows domain name mapping prediction scheme editing interface, and user carries out the editor of prediction scheme by domain name mapping prediction scheme editing interface；
When receiving after the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, according to edit instruction generate with regard to
One or more domain name mapping prediction schemes of the Network.For example, domain name mapping can be provided respectively in prediction scheme editing interface
Information, failure-description information, the edit box of domain name mapping Disaster Tolerant Scheme or choice box, for editing the user input prediction scheme of prediction scheme
Information.
In one embodiment of the invention, scheme forming unit 220, is suitable to pre-save domain name mapping scheme forming plan
Slightly；According to the domain name mapping information that the Network side uploads, for example, when one of machine room breaks down warning, can be with
The domain name request that the machine room undertakes is averagely allocated in other machine rooms for undertaking the Network；Or, when one of machine
Room breaks down when reporting to the police, and one or more machine rooms can be randomly choosed from other machine rooms for undertaking the Network, by this
The domain name request that machine room undertakes distributes to one or more machine rooms for choosing；When needing to generate prediction scheme to Network
When, according to domain name mapping scheme forming strategy, from one or more strategy generatings of domain name mapping scheme forming policy selection with regard to
One or more domain name mapping prediction schemes of the Network.
When prediction scheme is exactly to break down to report to the police, can be by performing prediction scheme, it is ensured that the operation of whole business is not by event
The impact of barrier.It can be seen that, the prediction scheme in the present invention is primarily directed to machine room and breaks down, the situation of warning of breaking down.So, exist
In one embodiment of the present of invention, one or more domain name mappings with regard to the Network that scheme forming unit 220 is generated
Prediction scheme is specifically referred to：When designated room breaks down, the request for pointing to the machine room of the Network is passed through into domain name mapping
Process is transferred on other machine rooms for undertaking the Network, is so ensured that when the machine room breaks down, moreover it is possible to which ensureing please
Ask and be performed, it is ensured that front end user is normally used.
Here the break down equipment of not exclusively machine room of machine room itself breaks down, and also breaks down including communication link
Situation.Specifically, in one embodiment of the invention, scheme forming unit 220 generate with regard to the one of the Network
Individual or multiple domain name mapping prediction schemes include：When the communication link between the first machine room and the second machine room breaks down, and the first machine
Room completes to need to access the second machine room when specifying the request of Network, it is determined that the first machine room is sent out relative to specified Network
Raw failure；The request of the machine room of sensing first of the specified Network is transferred to by domain name resolution process and undertakes the specified net
On other machine rooms of network business.
For example, requestor searches for a certain information by domain name " www.so.com ", through DNS name resolution, this is asked
In being sent to machine room A, and request results must access machine room B and be obtained by machine room A, and this is accomplished by machine room A and machine
There is communication link between room B, if the communication link breaks down so that machine room A can not access machine room B, then requestor
Request results cannot be obtained, is at this moment also required to carry out fault alarm, and determine that machine room A is " www.so.com " relative to domain name
Network break down to be transferred to the request of the sensing machine room A of the Network by domain name resolution process and undertake the net
On other machine rooms of network business.
It should be noted that machine room breaks down, the type of warning is that communication link failure is reported to the police, then the failure
It is directed to the request for needing to be completed using the communication link, that is to say, that the Network being directed to corresponding to the request,
And for other Networks that need not be completed using the communication link on the machine room, the machine room is normal, do not have
Faulty warning.In above-mentioned example, fault alarm is directed to the Network that domain name is " www.so.com ", needs network
The request of the sensing machine room A of business is transferred on other machine rooms for undertaking the Network by domain name resolution process；And at this
There is Network of the domain name for " www.360.cn " in machine room A, and the request of the Network does not need machine room A by communication
Link-access machine room B is completing, then even if communication link breaks down, for domain name for " www.360.cn " Network
For, machine room A is normal, it is not necessary to fault alarm, is also avoided the need for the request of the sensing machine room A of the specified Network
It is transferred to by domain name resolution process on other machine rooms for undertaking the specified Network.
Under normal circumstances, can there is backup IP in the domain name mapping information of a Network, backup IP is in positive reason
It is not used under condition, unless the corresponding real IP of backup IP break down.So, in one embodiment of the invention,
Disaster tolerance processing unit 230, is suitable to when fault alarm information is received, and is finding out from data base and fault alarm information
In failure-description information matches domain name mapping prediction scheme before, further bag is suitable to judge whether and fault alarm information
In the corresponding backup IP of failure-description information；If it is present the corresponding domain name mapping letter in backup IP modification DNS
Breath, so that corresponding request is transferred on backup IP.For example, domain name is the IP1 of the Network of " www.so.com "
Break down warning, after judgement, it is found that IP1 has backup IP1_backup, then according to backup IP1_backup modification DNS
In corresponding domain name mapping information so that corresponding request is transferred on backup IP1_backup, avoid the need for again
Going to search corresponding prediction scheme carries out the modification of DNS.
In actually used, a machine room can undertake multiple Networks, the domain name mapping disaster tolerance in by corresponding prediction scheme
Before corresponding domain name mapping information in scheme modifying DNS, need all to meet the fault alarm by what is undertaken in the machine room
The domain name mapping prediction scheme of information, and it is a network that all domain name mapping prediction scheme possibility for meeting the fault alarm information are corresponding
Business, it is also possible to multiple different Networks.So, in one embodiment of the invention, disaster tolerance processing unit 230,
It is suitable to, when the warning message of designated room failure is received, find out from data base by bar premised on the designated room failure
All domain name mapping prediction schemes of part；Corresponding one or more Networks of domain name mapping prediction scheme for being found out；For finding out
Each domain name mapping prediction scheme, according to domain name mapping Disaster Tolerant Scheme therein change DNS in corresponding Network domain name
Parsing information.When machine room has in itself failure, one or more Networks here are that the machine room of the fault alarm is held
The Network of load；When communication link breaks down, one or more Networks here are to need this to lead in the machine room
News link completes the network switch asked.
In sum, the domain name mapping information uploaded according to the Network side for receiving is the technical scheme is that,
Generate one or more the domain name mapping prediction schemes with regard to the Network and be saved in data base, believe when fault alarm is received
During breath, directly can find out from data base pre- with the domain name mapping of the failure-description information matches in fault alarm information
Case, according to the corresponding domain name mapping information in wherein corresponding domain name mapping Disaster Tolerant Scheme modification domain name analysis system DNS,
Corresponding domain name request can be transferred to what is specified in domain name mapping Disaster Tolerant Scheme by DNS according to amended domain name mapping information
On other machine rooms, it is ensured that the normal operation of business.It can be seen that, the domain name mapping prediction scheme that present invention basis is previously generated, in failure report
The transfer timely and effectively made requests on when alert, replaces artificial operation, it is ensured that accuracy rate, whole efficiency is high, strengthens front end user
Experience.
It should be noted that：
Provided herein algorithm and display be not inherently related to any certain computer, virtual bench or miscellaneous equipment.
Various fexible units can also be used together based on teaching in this.As described above, construct required by this kind of device
Structure be obvious.Additionally, the present invention is also not for any certain programmed language.It is understood that, it is possible to use it is various
Programming language realizes the content of invention described herein, and the description done to language-specific above is to disclose this
Bright preferred forms.
In description mentioned herein, a large amount of details are illustrated.It is to be appreciated, however, that the enforcement of the present invention
Example can be put into practice in the case of without these details.In some instances, known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help understand one or more in each inventive aspect, exist
Above in the description of the exemplary embodiment of the present invention, each feature of the present invention is grouped together into single enforcement sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：I.e. required guarantor
The more features of feature that the application claims ratio of shield is expressly recited in each claim.More precisely, such as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself
All as the separate embodiments of the present invention.
Those skilled in the art are appreciated that can be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment
Unit or component are combined into a module or unit or component, and can be divided in addition multiple submodule or subelement or
Sub-component.In addition at least some in such feature and/or process or unit is excluded each other, can adopt any
Combine to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so disclosed
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification is (including adjoint power
Profit is required, summary and accompanying drawing) disclosed in each feature can it is identical by offers, be equal to or the alternative features of similar purpose carry out generation
Replace.
Although additionally, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments
In included some features rather than further feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment required for protection appoint
One of meaning can in any combination mode using.
The present invention all parts embodiment can be realized with hardware, or with one or more processor operation
Software module realize, or with combinations thereof realization.It will be understood by those of skill in the art that can use in practice
Microprocessor or digital signal processor (DSP) to realize domain name mapping disaster tolerance device according to embodiments of the present invention in one
The some or all functions of a little or whole parts.The present invention is also implemented as performing method as described herein
Some or all equipment or program of device (for example, computer program and computer program).Such realization
The program of the present invention can be stored on a computer-readable medium, or can have the form of one or more signal.This
The signal of sample can be downloaded from internet website and obtained, or be provided on carrier signal, or be carried in any other form
For.
It should be noted that above-described embodiment the present invention will be described rather than limits the invention, and ability
Field technique personnel can design without departing from the scope of the appended claims alternative embodiment.In the claims,
Any reference markss between bracket should not be configured to limitations on claims.Word "comprising" is not excluded the presence of not
Element listed in the claims or step.Word "a" or "an" before element does not exclude the presence of multiple such
Element.The present invention can come real by means of the hardware for including some different elements and by means of properly programmed computer
It is existing.If in the unit claim for listing equipment for drying, several in these devices can be by same hardware branch
To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and be run after fame
Claim.
The invention discloses A1, a kind of domain name mapping disaster recovery method, wherein, the method includes：
Receive the domain name mapping information that Network side uploads；
According to the domain name mapping information that Network side uploads, one or more the domain name solutions with regard to the Network are generated
Analysis prediction scheme is simultaneously saved in data base；One of domain name mapping prediction scheme includes：There is domain name mapping disaster tolerance during specific fault
Scheme；
When fault alarm information is received, find out from data base and the failure-description information in fault alarm information
The domain name mapping prediction scheme of matching, the domain name mapping Disaster Tolerant Scheme modification domain name mapping system in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in system DNS.
A2, the method as described in A1, wherein,
Domain name parsing information includes：Corresponding one or more the machine room letters of the corresponding domain name of the Network, domain name
IP address in breath and each machine room.
A3, the method as described in A1, wherein, it is described according to Network side upload domain name mapping information, generate with regard to
One or more domain name mapping prediction schemes of the Network include：
Domain name mapping prediction scheme editing interface is generated and shows according to the domain-name information that Network side uploads；
By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, generated with regard to this according to edit instruction
One or more domain name mapping prediction schemes of Network.
A4, the method as described in A1, wherein, it is described according to Network side upload domain name mapping information, generate with regard to
One or more domain name mapping prediction schemes of the Network include：
Pre-save domain name mapping scheme forming strategy；
According to the domain name mapping information that the Network side uploads, close according to domain name parsing scheme forming strategy generating
In one or more domain name mapping prediction schemes of the Network.
A5, the method as described in A1, wherein, described one or more domain name mapping prediction scheme bags with regard to the Network
Include：
When designated room breaks down, the request for pointing to the machine room of the Network is turned by domain name resolution process
Move on to and undertake on other machine rooms of the Network.
A6, the method as described in A1, wherein, described one or more domain name mapping prediction scheme bags with regard to the Network
Include：
When the communication link between the first machine room and the second machine room breaks down, and the first machine room completes to specify Network
Request when need access the second machine room, it is determined that the first machine room breaks down relative to the specified Network；This is referred to
The request for determining the machine room of sensing first of Network is transferred to other that undertake the specified Network by domain name resolution process
On machine room.
A7, the method as described in A1, wherein, the method is being looked into when fault alarm information is received from data base
Before finding out the domain name mapping prediction scheme with the failure-description information matches in fault alarm information, further include：
Judge whether backup IP corresponding with the failure-description information in fault alarm information；
If it is present the corresponding domain name mapping information in DNS is changed according to the backup IP, so that accordingly please
Ask and be transferred on backup IP.
A8, the method as described in A1, wherein,
It is described when fault alarm information is received, find out from data base and the failure-description in fault alarm information
The domain name mapping prediction scheme of information matches includes：When the warning message of designated room failure is received, find out from data base
All domain name mapping prediction schemes of condition premised on the designated room failure；Found out domain name mapping prediction scheme correspondence one or
Multiple Networks；
The corresponding domain name in domain name mapping Disaster Tolerant Scheme modification DNS in the domain name mapping prediction scheme that the basis finds out
Parsing information includes：For each the domain name mapping prediction scheme for finding out, changed in DNS according to domain name mapping Disaster Tolerant Scheme therein
Corresponding Network domain name mapping information.
The invention also discloses B9, a kind of domain name mapping disaster tolerance device, wherein, the device includes：
Receiving unit, is suitable to receive the domain name mapping information that Network side uploads；
Scheme forming unit, is suitable to the domain name mapping information uploaded according to Network side, generates with regard to the Network
One or more domain name mapping prediction schemes and be saved in data base；One of domain name mapping prediction scheme includes：The specific event of generation
Domain name mapping Disaster Tolerant Scheme during barrier；
Disaster tolerance processing unit, is suitable to when fault alarm information is received, and finds out from data base and fault alarm letter
The domain name mapping prediction scheme of the failure-description information matches in breath, according to the domain name mapping disaster tolerance in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in scheme modifying domain name analysis system DNS.
B10, the device as described in B9, wherein,
Domain name parsing information includes：Corresponding one or more the machine room letters of the corresponding domain name of the Network, domain name
IP address in breath and each machine room.
B11, the device as described in B9, wherein,
The scheme forming unit, the domain-name information for being suitable to be uploaded according to Network side is generated and shows that domain name mapping is pre-
Case editing interface；By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, generated according to edit instruction and closed
In one or more domain name mapping prediction schemes of the Network.
B12, the device as described in B9, wherein,
The scheme forming unit, is suitable to pre-save domain name mapping scheme forming strategy；According in the Network side
The domain name mapping information of biography, according to domain name one or more domains of scheme forming strategy generating with regard to the Network are parsed
Name parsing prediction scheme.
B13, the device as described in B9, wherein, the scheme forming unit generate with regard to one of the Network or
Multiple domain name mapping prediction schemes include：
When designated room breaks down, the request for pointing to the machine room of the Network is turned by domain name resolution process
Move on to and undertake on other machine rooms of the Network.
B14, the device as described in B9, wherein, the scheme forming unit generate with regard to one of the Network or
Multiple domain name mapping prediction schemes include：
When the communication link between the first machine room and the second machine room breaks down, and the first machine room completes to specify Network
Request when need access the second machine room, it is determined that the first machine room breaks down relative to the specified Network；This is referred to
The request for determining the machine room of sensing first of Network is transferred to other that undertake the specified Network by domain name resolution process
On machine room.
B15, the device as described in B9, wherein,
The disaster tolerance processing unit, is suitable to when fault alarm information is received, and is finding out from data base and event
Before the domain name mapping prediction scheme of the failure-description information matches in barrier warning message, further bag is suitable to judge whether and event
The corresponding backup IP of failure-description information in barrier warning message；If it is present changing the phase in DNS according to the backup IP
The domain name mapping information answered, so that corresponding request is transferred on backup IP.
B16, the device as described in B9, wherein,
The disaster tolerance processing unit, is suitable to when the warning message of designated room failure is received, and searches from data base
It has all domain name mapping prediction schemes of the condition premised on the designated room failure；The domain name mapping prediction scheme correspondence one for being found out
Or multiple Networks；For each the domain name mapping prediction scheme for finding out, DNS is changed according to domain name mapping Disaster Tolerant Scheme therein
In corresponding Network domain name mapping information.
Claims (10)
1. a kind of domain name mapping disaster recovery method, wherein, the method includes：
Receive the domain name mapping information that Network side uploads；
According to the domain name mapping information that Network side uploads, generate pre- with regard to one or more domain name mappings of the Network
Case is simultaneously saved in data base；One of domain name mapping prediction scheme includes：There is domain name mapping Disaster Tolerant Scheme during specific fault；
When fault alarm information is received, find out from data base and the failure-description information matches in fault alarm information
Domain name mapping prediction scheme, in the domain name mapping prediction scheme for finding out domain name mapping Disaster Tolerant Scheme modification domain name analysis system
Corresponding domain name mapping information in DNS.
2. the method for claim 1, wherein
Domain name parsing information includes：Corresponding one or more computer room informations of the corresponding domain name of the Network, domain name with
And the IP address in each machine room.
3. the method for claim 1, wherein it is described according to Network side upload domain name mapping information, generate close
Include in one or more domain name mapping prediction schemes of the Network：
Domain name mapping prediction scheme editing interface is generated and shows according to the domain-name information that Network side uploads；
By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, generated with regard to the network according to edit instruction
One or more domain name mapping prediction schemes of business.
4. the method for claim 1, wherein it is described according to Network side upload domain name mapping information, generate close
Include in one or more domain name mapping prediction schemes of the Network：
Pre-save domain name mapping scheme forming strategy；
According to the domain name mapping information that the Network side uploads, scheme forming strategy generating is parsed with regard to this according to domain name
One or more domain name mapping prediction schemes of Network.
5. the method for claim 1, wherein described one or more domain name mapping prediction scheme bags with regard to the Network
Include：
When designated room breaks down, the request for pointing to the machine room of the Network is transferred to by domain name resolution process
Undertake on other machine rooms of the Network.
6. a kind of domain name mapping disaster tolerance device, wherein, the device includes：
Receiving unit, is suitable to receive the domain name mapping information that Network side uploads；
Scheme forming unit, is suitable to the domain name mapping information uploaded according to Network side, generates with regard to the one of the Network
Individual or multiple domain name mapping prediction schemes are simultaneously saved in data base；One of domain name mapping prediction scheme includes：During generation specific fault
Domain name mapping Disaster Tolerant Scheme；
Disaster tolerance processing unit, is suitable to when fault alarm information is received, find out from data base with fault alarm information
Failure-description information matches domain name mapping prediction scheme, according to the domain name mapping Disaster Tolerant Scheme in the domain name mapping prediction scheme for finding out
Corresponding domain name mapping information in modification domain name analysis system DNS.
7. device as claimed in claim 6, wherein,
Domain name parsing information includes：Corresponding one or more computer room informations of the corresponding domain name of the Network, domain name with
And the IP address in each machine room.
8. device as claimed in claim 6, wherein,
The scheme forming unit, the domain-name information for being suitable to be uploaded according to Network side is generated and shows that domain name mapping prediction scheme is compiled
Editing interface；By the edit instruction of domain name mapping prediction scheme editing interface receiving user's input, generated with regard to this according to edit instruction
One or more domain name mapping prediction schemes of Network.
9. device as claimed in claim 6, wherein,
The scheme forming unit, is suitable to pre-save domain name mapping scheme forming strategy；Uploaded according to the Network side
Domain name mapping information, according to domain name one or more the domain name solutions of scheme forming strategy generating with regard to the Network are parsed
Analysis prediction scheme.
10. device as claimed in claim 6, wherein, generate one with regard to the Network of the scheme forming unit
Or multiple domain name mapping prediction schemes include：
When designated room breaks down, the request for pointing to the machine room of the Network is transferred to by domain name resolution process
Undertake on other machine rooms of the Network.
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