CN110225149A - A kind of domain name analytic method and device - Google Patents
A kind of domain name analytic method and device Download PDFInfo
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- CN110225149A CN110225149A CN201910554701.2A CN201910554701A CN110225149A CN 110225149 A CN110225149 A CN 110225149A CN 201910554701 A CN201910554701 A CN 201910554701A CN 110225149 A CN110225149 A CN 110225149A
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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
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1036—Load balancing of requests to servers for services different from user content provisioning, e.g. load balancing across domain name servers
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- Computer Networks & Wireless Communication (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a kind of domain name analytic method and devices, and wherein method includes: to obtain domain name to be resolved, and obtain and the associated several IP address of domain name to be resolved；Score value is configured for server corresponding to each IP address；It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list；The IP address of predetermined quantity is selected from first IP address list according to predetermined picking rule, to obtain the corresponding parsing result of domain name to be resolved.In the present embodiment, by configuring score value in real time for server after obtaining domain name to be resolved, the IP address of predetermined quantity is selected according to the score value size of server, using the parsing result as domain name to be resolved, so that domain name mapping result is more reasonable, ensure that the uniform of server scheduling.
Description
Technical field
The present invention relates to field of computer technology, in particular to a kind of domain name analytic method and device.
Background technique
In a computer network, it when two network node communications, needs to realize client and server using IP address
Communication.IP address used at present is mainly IPv4 version, is the binary number of a 32bits, readable poor, so logical
It is often indicated with " dotted decimal notation ", such as " 121.22.240.199 ".Even if in this way, this string is digital (dotted decimal notation)
It is difficult memory.So there is DNS (Domain Name System, domain name system) technology, to simplify people to it
Memory.
DNS is a service of internet.It is as a distributed data base for mutually mapping domain name and IP address.
At DNS, a domain name (or multiple), such as " www.test.com " are externally presented as in website.When client browser is visited
When asking, inquiry DNS system is first passed through by domain name " www.test.com " and is translated as IP address " 121.22.240.199 ", then
It is communicated using this IP address with Website server.
In general, to the server that carries website service, there are many platforms, and are located in different computer rooms (data center), together
When they have different IP address.Therefore it needs to resolve to domain name www.test.com in this numerous IP address and " close the most
Reason " it is one or several, in order to which client is communicated according to one of IP address with corresponding server.
Currently, common method includes: polling method, intelligent DNS analytic method, minimum discharge scheduling method, Smallest connection number tune
Degree method.However, it is existing these method do not consider server actual conditions, although for example server connections are not most
Small, but its memory usage is smaller, cannot but dispatch, therefore causes domain name mapping unreasonable, and server scheduling is uneven.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of domain name analytic method and device, for solve in the prior art by
In use single scheduling strategy, caused by domain name mapping it is unreasonable, the non-uniform problem of server scheduling.
In order to solve the above-mentioned technical problem, embodiments herein adopts the technical scheme that a kind of domain name mapping side
Method and device, comprising:
Domain name to be resolved is obtained, and is obtained and the associated several IP address of domain name to be resolved；
Score value is configured for server corresponding to each IP address；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list；
The IP address of predetermined quantity is selected from first IP address list according to predetermined picking rule, thus obtain to
Parse the corresponding parsing result of domain name.
Optionally, it is ranked up according to the IP address that the score value of each server is each server, with obtaining the first IP
Before the list of location, the method also includes:
Several IP address are grouped, to obtain several IP address groups；
According to the score value of server corresponding to each IP address in each IP address group, calculates and obtain each IP address group
Mean value；
According to the mean value of each IP address group, using the minimum IP address group of score value highest or score value as the first IP address
Group, to obtain the first IP address list according to the first IP address group.
Optionally, the score value according to each server is that the IP address of each server is ranked up, to obtain the first IP
Address list specifically includes:
According to each IP address in the first IP address group, server corresponding with each IP address is determined；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list.
Optionally, score value is configured for server corresponding to each IP address, specifically included:
According to the determination of each IP address and each corresponding server of each IP address；
Obtain the hardware information and/or running state information of each server；
It is that each server configures score value according to the hardware information of each server and/or running state information.
Optionally, the hardware information includes following one or more: model, the dominant frequency of CPU, the memory size, magnetic of CPU
Disc-type and disk size；
The running state information includes following one or more:, network interface card speed, the utilization rate of CPU, memory usage and
The busy degree of disk.
Optionally, described to obtain domain name to be resolved, it specifically includes: receiving domain name mapping solicited message, and to the request
Information is parsed, to obtain domain name to be resolved.
Optionally, the acquisition and the associated several IP address of domain name to be resolved, specifically include:
According to the domain Name acquisition to be resolved original ip address list associated with the domain to be resolved；
The original ip address list is traversed, to obtain and the associated several IP address of domain name to be resolved.
Optionally, the IP for selecting predetermined quantity from first IP address list according to predetermined picking rule
Location specifically includes: according to the sequence of score value from high to low, the IP of predetermined quantity is selected from first IP address list
Location；Alternatively, the IP address of predetermined quantity is selected from first IP address list according to the sequence of score value from low to high.
Optionally, the method also includes: the parsing result is sent to client.
In order to solve the above technical problems, invention additionally discloses a kind of domain name mapping devices, comprising:
Module is obtained, for obtaining domain name to be resolved, and is obtained and the associated several IP address of domain name to be resolved；
Configuration module, for configuring score value for server corresponding to each IP address；
Sorting module, for being ranked up according to the IP address that the score value of each server is each server, to obtain first
IP address list；
Parsing module, for selecting according to predetermined picking rule the IP of predetermined quantity from first IP address list
Location, to obtain the corresponding parsing result of domain name to be resolved.
Optionally, described device further includes screening module, and the screening module is used in the first IP of sorting module acquisition
Before the list of location, several IP address are grouped, to obtain several IP address groups；According in each IP address group
The score value of server corresponding to each IP address calculates the mean value for obtaining each IP address group；According to the equal of each IP address group
Value, using the minimum IP address group of score value highest or score value as the first IP address group.
Optionally, the sorting module is specifically used for:
According to each IP address in the first IP address group, server corresponding with each IP address is determined；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list.
Optionally, the configuration module is specifically used for:
According to the determination of each IP address and each corresponding server of each IP address；
Obtain the hardware information and/or running state information of each server；
It is that each server configures score value according to the hardware information of each server and/or running state information.
Optionally, the hardware information includes following one or more: model, the dominant frequency of CPU, the memory size, magnetic of CPU
Disc-type and disk size；
The running state information includes following one or more:, network interface card speed, the utilization rate of CPU, memory usage and
The busy degree of disk.
Optionally, the acquisition module is specifically used for: receiving domain name mapping solicited message, and carries out to the solicited message
Parsing, to obtain domain name to be resolved.
Optionally, the acquisition module is specifically also used to:
According to the domain Name acquisition to be resolved original ip address list associated with the domain to be resolved；
The original ip address list is traversed, to obtain and the associated several IP address of domain name to be resolved.
Optionally, the parsing module is specifically used for: according to the sequence of score value from high to low, arranging from first IP address
The IP address of predetermined quantity is selected in table；Alternatively, being selected from first IP address list according to the sequence of score value from low to high
The IP address of predetermined quantity out.
Optionally, described device further includes sending module, for the parsing result to be sent to client.
The beneficial effect of the embodiment of the present invention is: by being in real time that server configures score value, according to the score value of server
Size come select the IP address of predetermined quantity, using the parsing result as domain name to be resolved so that domain name mapping result more adduction
Reason, ensure that the uniform of server scheduling.
Detailed description of the invention
Fig. 1 is the flow chart of first embodiment of the invention domain name analytic method；
Fig. 2 is the flow chart of second embodiment of the invention domain name analytic method；
Fig. 3 is the flow chart of third embodiment of the invention domain name mapping device；
Fig. 4 is the work flow diagram of third embodiment of the invention domain name mapping device.
Specific embodiment
The various schemes and feature of the application are described herein with reference to attached drawing.
It should be understood that various modifications can be made to the embodiment applied herein.Therefore, description above should not regard
To limit, and only as the example of embodiment.Those skilled in the art will expect in the scope and spirit of the present application
Other modifications.
The attached drawing being included in the description and forms part of the description shows embodiments herein, and with it is upper
What face provided is used to explain the application together to substantially description and the detailed description given below to embodiment of the application
Principle.
By the description of the preferred form with reference to the accompanying drawings to the embodiment for being given as non-limiting example, the application's
These and other characteristic will become apparent.
It is also understood that although the application is described referring to some specific examples, those skilled in the art
Member realizes many other equivalents of the application in which can determine, they have feature as claimed in claim and therefore all
In the protection scope defined by whereby.
When read in conjunction with the accompanying drawings, in view of following detailed description, above and other aspect, the feature and advantage of the application will become
It is more readily apparent.
The specific embodiment of the application is described hereinafter with reference to attached drawing；It will be appreciated, however, that applied embodiment is only
Various ways implementation can be used in the example of the application.Known and/or duplicate function and structure and be not described in detail to avoid
Unnecessary or extra details makes the application smudgy.Therefore, applied specific structural and functionality is thin herein
Section is not intended to restrictions, but as just the basis of claim and representative basis be used to instructing those skilled in the art with
Substantially any appropriate detailed construction diversely uses the application.
It includes but is not limited to dns server that first embodiment of the invention, which provides a kind of domain name analytic method executing subject, such as
Shown in Fig. 1, include the following steps:
Step S101 obtains domain name to be resolved, and obtains and the associated several IP address of domain name to be resolved；
In this step, each domain name can configure the IP address of several servers when creation, and by the IP of configuration
Address carry out in the form of a list storage and it is associated with domain name.
Step S102 is that server corresponding to each IP address configures score value；
In this step, it is that server corresponding to each IP address configures score value, specifically includes: true according to each IP address
Determine and each corresponding server of each IP address；Obtain the hardware information and/or running state information of each server；According to each service
The hardware information and/or running state information of device are that each server configures score value.Wherein, hardware information includes: CPU with confidence
Breath: model indicates the model of advanced CPU, and score value is high, such as i5-4590 and i7-2600, and the score value of the latter is just high；It is main
Frequently, its high score value of dominant frequency is high, such as 1.4GHZ and 3.4GHZ；Caching, it is high to cache big its score value, for example, 6144KB and
8192KB.Memory configurations: capacity, its big score value of capacity is high, such as 8GB and 64GB；Disk configuration: type, solid magnetic disc
Score value it is high, the score value of mechanical disk is lower；Capacity, its big score value of capacity is high, such as 512GB and 2TB, and capacity is greatly
Score value is high.Running state information includes: network card configuration: speed, its fast score value is high, such as 1000M and 10000M；
CPU usage: the utilization rate of CPU is lower in certain time, and score value is just high；Memory usage: memory in certain time
Utilization rate is lower, and score value is just high；The busy degree of disk: the use busy extent of disk is lower in certain time, and score value is just
It is high；Hardware information includes that model, the dominant frequency of CPU, memory size, disk type and the disk of following one or more CPU holds
Amount；The running state information includes following one or more:, network interface card speed, the utilization rate of CPU, memory usage and disk
Busy degree.
Step S103 is ranked up according to the IP address that the score value of each server is each server, with obtaining the first IP
Location list；
Step S104 selects the IP address of predetermined quantity according to predetermined picking rule from first IP address list,
To obtain the corresponding parsing result of domain name to be resolved.
In the present embodiment, by being in real time that server configures score value, predetermined number is selected according to the score value size of server
The IP address of amount thereby realizes the parsing to domain name using the parsing result as domain name to be resolved, so that domain name mapping knot
Fruit is more reasonable, ensure that the uniform of server scheduling.
Second embodiment of the invention provides a kind of domain name analytic method, real as first on the basis of first embodiment
The further scheme for applying example, as shown in Fig. 2, including the following steps:
Step S201 receives domain name mapping solicited message, and parses to the solicited message, to be resolved to obtain
Domain name.
Step S202 is arranged according to the domain Name acquisition to be resolved original ip address associated with the domain to be resolved
Table；The original ip address list is traversed, to obtain and the associated several IP address of domain name to be resolved.
Step S203 is that server corresponding to each IP address configures score value.
In this step, it is that server corresponding to each IP address configures score value, specifically includes: true according to each IP address
Determine and each corresponding server of each IP address；Obtain the hardware information and/or running state information of each server；According to each service
The hardware information and/or running state information of device are that each server configures score value.Wherein, the hardware information includes following one kind
It is or several: model, the dominant frequency of CPU, memory size, disk type and the disk size of CPU；The running state information include with
Lower one or more:, network interface card speed, the utilization rate of CPU, memory usage and the busy degree of disk.
Step S204 is grouped several IP address, to obtain several IP address groups；According to each IP address
The score value of server corresponding to each IP address in group calculates the mean value for obtaining each IP address group；According to each IP address
The mean value of group, using the minimum IP address group of score value highest or score value as the first IP address group, to be obtained according to the first IP address group
Obtain the first IP address list.
Step S205 determines server corresponding with each IP address according to each IP address in the first IP address group；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list.
Step S206 selects the IP address of predetermined quantity according to predetermined picking rule from first IP address list,
To obtain the corresponding parsing result of domain name to be resolved.
The parsing result is sent to client by step S207.
In the present embodiment, dns server receives domain name mapping solicited message again, and parses to the solicited message,
It further include the release type for obtaining IP address to obtain domain name to be resolved when parsing result is sent to client, with
The IP address for meeting IP address release type is sent to client convenient for subsequent.That is, when being parsed to domain name, Ke Yifen
For parsing A record and parsing AAAA record.When parsing A record, the embodiment of the present invention can be preferential by the high address IPv4 of score value
It returns.When parsing AAAA record, the embodiment of the present invention can preferentially be returned to the high address IPv6 of score value.In the present embodiment, IP
The release type of address includes IPv4 (Internet Protocol version4, Internet Protocol Version 4) and IPv6
(Internet Protocol version 6, Internet Protocol Version 6).
Then the embodiment of the present invention selects the higher IP address group of score value by being first grouped to IP address, then to point
The IP address being worth in higher IP address group is ranked up according to score value height, the IP of predetermined quantity is then selected according to score value
Location.It can also be repeatedly grouped according to actual needs in the present embodiment, i.e., it, can also be right after obtaining the first IP address group
IP address in first IP address group is grouped, and to select the high IP address group of score value as the second IP address group, passes through this
Sample screens layer by layer, then selects the n-th IP address group.The IP address in the n-th IP address group is arranged according to score value height again
Then sequence selects the IP address of predetermined quantity according to score value, this completes the parsing of domain name, realize translate domain names into for
Reasonable IP address.
Hardware configuration, the operating condition for passing through comprehensive analysis server in the present embodiment are each server (by IP address
Represent) a real-time score value is calculated, whether considering to dispatch further according to this score value, to obtain the parsing result of domain name, to make
The result that must be parsed is more reasonable, realizes more uniform dispatching effect.
Third embodiment of the invention provides a kind of domain name mapping device, as shown in figure 3, including
Module 1 is obtained, for obtaining domain name to be resolved, and is obtained and the associated several IP address of domain name to be resolved；
Configuration module 2, for configuring score value for server corresponding to each IP address；
Sorting module 3, for being ranked up according to the IP address that the score value of each server is each server, to obtain first
IP address list；
Parsing module 4, for selecting the IP of predetermined quantity from first IP address list according to predetermined picking rule
Address, to obtain the corresponding parsing result of domain name to be resolved.
Preferably, the configuration module is specifically used for: according to the determination of each IP address and each corresponding server of each IP address；
Obtain the hardware information and/or running state information of each server；Believed according to the hardware information of each server and/or operating status
Breath is that each server configures score value.Wherein the hardware information includes following one or more: the model of CPU, the dominant frequency of CPU,
Memory size, disk type and disk size.The running state information includes following one or more:, network interface card speed, CPU
Utilization rate, memory usage and the busy degree of disk.
Preferably, the acquisition module is specifically used for: receiving domain name mapping solicited message, and carried out to the solicited message
Parsing, to obtain domain name to be resolved.
Preferably, the acquisition module is specifically also used to: according to the domain Name acquisition to be resolved and described to be resolved
The associated original ip address list in domain；The original ip address list is traversed, it is associated with the domain name to be resolved to obtain
Several IP address.
Preferably, the parsing module is specifically used for: according to the sequence of score value from high to low, being arranged from first IP address
The IP address of predetermined quantity is selected in table；Alternatively, being selected from first IP address list according to the sequence of score value from low to high
The IP address of predetermined quantity out.
Specifically, further including sending module in the present embodiment, sending module is used to the parsing result being sent to client
End.
Specifically, the workflow of domain name mapping device is as follows in the present embodiment, as shown in Figure 4, comprising:
Step 1 receives domain name mapping solicited message, obtains domain name to be resolved.
Step 2, according to domain Name acquisition original ip address list to be resolved.
Step 3 judges whether the IP address list is sky, if it is empty, thens follow the steps 4；If not empty, then step is executed
Rapid 5.
Step 4, it constructs the DNS response of standard and returns to client.
Step 5, the original ip address list is traversed, IP address is obtained.
Step 6, score value is configured for server corresponding to each IP address.
Step 7, it is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address column
Table；
Step 8, the IP address of predetermined quantity is selected from first IP address list according to predetermined picking rule, thus
Obtain the corresponding parsing result of domain name to be resolved.
Step 9, DNS response is constructed according to parsing result and returns to client.
Fourth embodiment of the invention provides a kind of domain name mapping device, on the basis of 3rd embodiment, as third reality
Apply the further scheme of example, in the present embodiment, resolver further includes screening module, and the screening module is used in sorting module
Before obtaining the first IP address list, several IP address are grouped, to obtain several IP address groups；According to each described
The score value of server corresponding to each IP address in IP address group calculates the mean value for obtaining each IP address group；According to each described
The mean value of IP address group, using the minimum IP address group of score value highest or score value as the first IP address group.
Sorting module described in the present embodiment is specifically used for: according to each IP address in the first IP address group, determining
Server corresponding with each IP address；It is ranked up according to the IP address that the score value of each server is each server, to obtain the
One IP address list.
The embodiment of the present invention, after obtaining domain name to be resolved, by being in real time that server configures score value, according to server
Score value size come select the IP address of predetermined quantity, using the parsing result as domain name to be resolved so that domain name mapping result
More rationally, it ensure that the uniform of server scheduling.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of domain name analytic method, which comprises the steps of:
Domain name to be resolved is obtained, and is obtained and the associated several IP address of domain name to be resolved；
Score value is configured for server corresponding to each IP address；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list；
The IP address of predetermined quantity is selected from first IP address list according to predetermined picking rule, to obtain to be resolved
The corresponding parsing result of domain name.
2. the method as described in claim 1, which is characterized in that be the IP address of each server according to the score value of each server
It is ranked up, before obtaining the first IP address list, the method also includes:
Several IP address are grouped, to obtain several IP address groups；
According to the score value of server corresponding to each IP address in each IP address group, calculates and obtain the equal of each IP address group
Value；
According to the mean value of each IP address group, using the minimum IP address group of score value highest or score value as the first IP address group,
To obtain the first IP address list according to the first IP address group.
3. method according to claim 2, which is characterized in that the score value according to each server is the IP of each server
Location is ranked up, and to obtain the first IP address list, is specifically included:
According to each IP address in the first IP address group, server corresponding with each IP address is determined；
It is ranked up according to the IP address that the score value of each server is each server, to obtain the first IP address list.
4. the method as described in claim 1, which is characterized in that score value is configured for server corresponding to each IP address,
It specifically includes:
According to the determination of each IP address and each corresponding server of each IP address；
Obtain the hardware information and/or running state information of each server；
It is that each server configures score value according to the hardware information of each server and/or running state information.
5. method as claimed in claim 4, which is characterized in that the hardware information includes following one or more: the type of CPU
Number, the dominant frequency of CPU, memory size, disk type and disk size；
The running state information includes following one or more:, network interface card speed, the utilization rate of CPU, memory usage and disk
Busy degree.
6. the method as described in claim 1, which is characterized in that it is described to obtain domain name to be resolved, it specifically includes: receiving domain name solution
Solicited message is analysed, and the solicited message is parsed, to obtain domain name to be resolved.
7. the method as described in claim 1, which is characterized in that the acquisition is with the associated several IP of domain name to be resolved
Location specifically includes:
According to the domain Name acquisition to be resolved original ip address list associated with the domain to be resolved；
The original ip address list is traversed, to obtain and the associated several IP address of domain name to be resolved.
8. the method as described in claim 1, which is characterized in that described to be arranged according to predetermined picking rule from first IP address
The IP address that predetermined quantity is selected in table, specifically includes: according to the sequence of score value from high to low, from first IP address list
In select the IP address of predetermined quantity；Alternatively, being selected from first IP address list according to the sequence of score value from low to high
The IP address of predetermined quantity.
9. the method as described in claim 1, which is characterized in that the method also includes: the parsing result is sent to visitor
Family end.
10. a kind of domain name mapping device characterized by comprising
Module is obtained, for obtaining domain name to be resolved, and is obtained and the associated several IP address of domain name to be resolved；
Configuration module, for configuring score value for server corresponding to each IP address；
Sorting module, for being ranked up according to the IP address that the score value of each server is each server, with obtaining the first IP
Location list；
Parsing module, for the IP address of predetermined quantity to be selected from first IP address list according to predetermined picking rule,
To obtain the corresponding parsing result of domain name to be resolved.
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| CN111147625A (en) * | 2019-12-31 | 2020-05-12 | 奇安信科技集团股份有限公司 | Method, device and storage medium for acquiring local external network IP address |
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| CN111147625A (en) * | 2019-12-31 | 2020-05-12 | 奇安信科技集团股份有限公司 | Method, device and storage medium for acquiring local external network IP address |
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