CN109660425A - A kind of monitoring method determines method, monitoring device and storage medium - Google Patents

A kind of monitoring method determines method, monitoring device and storage medium Download PDF

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Publication number
CN109660425A
CN109660425A CN201811524468.5A CN201811524468A CN109660425A CN 109660425 A CN109660425 A CN 109660425A CN 201811524468 A CN201811524468 A CN 201811524468A CN 109660425 A CN109660425 A CN 109660425A
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China
Prior art keywords
dns server
domain name
parsing
priority
dns
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CN201811524468.5A
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Chinese (zh)
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CN109660425B (en
Inventor
庄晓川
陈鸿
张志明
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Wangsu Science and Technology Co Ltd
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Wangsu Science and Technology Co Ltd
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Priority to CN201811524468.5A priority Critical patent/CN109660425B/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/08Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0823Errors, e.g. transmission errors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/16Threshold monitoring
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/50Testing arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00Network arrangements, protocols or services for addressing or naming
    • H04L61/09Mapping addresses
    • H04L61/10Mapping addresses of different types
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00Network arrangements, protocols or services for addressing or naming
    • H04L61/45Network directories; Name-to-address mapping
    • H04L61/4505Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
    • H04L61/4511Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]

Abstract

The present embodiments relate to field of communication technology, discloses a kind of monitoring method, determines method, monitoring device and storage medium.In the section Example of the application, the monitoring method of dns server includes: to obtain the instruction information of the parsing result of dns server;According to the instruction information of the parsing result of dns server, the priority of dns server is determined.Determination method for parsing the domain name system DNS server of domain name comprises determining that the priority of each dns server;According to the priority of each dns server, the dns server for parsing domain name is determined.In the realization, monitoring device obtains the instruction information of the parsing result of dns server, and determines therefrom that the priority of dns server, realizes the monitoring to dns server.

Description

A kind of monitoring method determines method, monitoring device and storage medium
Technical field
The present embodiments relate to field of communication technology, in particular to a kind of monitoring method, determine method, monitoring device and Storage medium.
Background technique
The direct broadcast service of the overwhelming majority provides manufacturer and all selects content distributing network (Content Delivery at present Network, CDN) or cloud service provider be broadcast live acceleration.As terminal user constantly promotes live streaming quality requirement, head screen The important indicator of manufacturer's concern is provided as many direct broadcast services.All there is multi-layer framework inside CDN or cloud service provider at present, It is all obtained by the mode of domain name system (Domain Name System, DNS) parsing between multi-layer framework.
However, it is found by the inventors that traditional dns resolution suffers from the drawback that in current CDN for dns server rank There is no special monitoring mechanism, lead to not the problem of finding dns server in time, and then influence go back to source or turn to push away efficiency, leads Cause poor user experience.
It should be noted that information is only used for reinforcing the reason to the background of the disclosure disclosed in above-mentioned background technology part Solution, therefore may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
Embodiment of the present invention is designed to provide a kind of monitoring method, determines method, monitoring device and storage medium, Make it possible to be monitored dns server, so that the resolution speed and quality of the dns server of selection are more guaranteed, It ensure that go back to source or turn the efficiency pushed away, improve user experience.
In order to solve the above technical problems, embodiments of the present invention provide a kind of monitoring of domain name system DNS server Method, comprising the following steps: obtain the instruction information of the parsing result of dns server;According to the parsing result of dns server It indicates information, determines the priority of dns server.
Embodiments of the present invention additionally provide a kind of method that determination is used to parse the dns server of domain name, comprising: really The priority of fixed each dns server;The priority of dns server is true according to the instruction information of the parsing result of dns server It is fixed;According to the priority of each dns server, the dns server for parsing domain name is determined.
Embodiments of the present invention additionally provide a kind of monitoring device of dns server, comprising: the first determining module and Two determining modules, the first determining module and the coupling of the second determining module, the domain name system referred to for executing above embodiment The monitoring method of dns server.
Embodiments of the present invention additionally provide the device that a kind of determination is used to parse the dns server of domain name, comprising: the Three determining modules and the 4th determining module, third determining module and the coupling of the 4th determining module, for executing above embodiment The method that the determination referred to is used to parse the dns server of domain name.
Embodiments of the present invention additionally provide a kind of monitoring device, comprising: at least one processor;And at least The memory of one processor communication connection;Wherein, memory is stored with the instruction that can be executed by least one processor, instruction It is executed by least one processor, so that at least one processor is able to carry out the domain name system referred to such as above embodiment The monitoring method of dns server.
Embodiments of the present invention additionally provide a kind of monitoring device, comprising: at least one processor;And at least The memory of one processor communication connection;Wherein, memory is stored with the instruction that can be executed by least one processor, instruction It is executed by least one processor, so that at least one processor is able to carry out the determination referred to such as above embodiment for solving The method for analysing the domain name system DNS server of domain name.
Embodiments of the present invention additionally provide a kind of computer readable storage medium, are stored with computer program, calculate The monitoring method for the domain name server (DNS) that above embodiment refers to is realized when machine program is executed by processor.
Embodiments of the present invention additionally provide a kind of computer readable storage medium, are stored with computer program, calculate The determination that realization above embodiment refers to when machine program is executed by processor is used to parse the domain name system DNS server of domain name Method.
In terms of existing technologies, monitoring device can obtain the parsing knot of dns server to embodiments of the present invention The instruction information of fruit, so that instruction information of the monitoring device according to the parsing result of the dns server of acquisition, to dns server Analytic ability assessed, realize the monitoring to the analytic ability of dns server.
In addition, the instruction information of the parsing result of dns server is the parsing result corresponding with domain name of dns server Indicate that information, the priority of dns server are the priority corresponding with the domain name of dns server.In the realization, according to DNS The instruction information of the parsing result corresponding from different domain names of server, evaluation dns server are corresponding excellent from different domain names First grade enables monitoring device comprehensively to understand the dns server to the analytic ability of each domain name.
In addition, instruction information is used to indicate the time of successfully resolved, parsing result mistake, parsing time-out and dns server Any one in exception.
In addition, the priority of dns server is determined according to the instruction information of the parsing result of dns server, it is specific to wrap It includes: if it is determined that instruction information instruction dns server is abnormal, by the priority corresponding with the domain name of dns server labeled as the Five priority;If it is determined that instruction information instruction parsing time-out, by the priority corresponding with the domain name of dns server labeled as the Four priority;If it is determined that instruction information indicates parsing result mistake, the priority corresponding with the domain name of dns server is marked For third priority;If it is determined that the time of instruction information instruction successfully resolved, and the time of successfully resolved is greater than first time threshold The priority corresponding with the domain name of dns server is labeled as the second priority by value;If it is determined that instruction information instruction is parsed into The time of function, and the time of successfully resolved is not more than first time threshold, by the priority corresponding with the domain name of dns server Labeled as the first priority.
In addition, in the instruction information according to the parsing result of dns server, after the priority for determining dns server, The monitoring method of dns server further include: it is excellent to be marked as third in the priority corresponding with the domain name for determining dns server The time of first grade or the 4th priority be more than second time threshold after, by the priority mark corresponding with the domain name of dns server It is denoted as the second priority.In the realization, periodically the priority of the dns server of parsing failure or parsing time-out is adjusted, The dns server is enabled to be reused for parsing domain name, the wasting of resources caused by avoiding the dns server from lying on the table always.
In addition, in the instruction information according to the parsing result of dns server, after the priority for determining dns server, The monitoring method of dns server further include: it is excellent to be marked as the 5th in the priority corresponding with the domain name for determining dns server The time of first grade more than after third time threshold, detects the status information of dns server;If it is determined that the state of dns server is believed Breath instruction dns server is normal, determines that the priority corresponding with the domain name of dns server is the second priority.In the realization, The dns server of periodic detection exception enables the dns server of the monitoring device timely learning exception to restore normal shape State, and normal dns server will be restored and be reused for domain name mapping.
In addition, the priority of dns server be dns server priority corresponding with domain name, dns server and domain The instruction information for the parsing result that the corresponding priority of name parses the domain name according to the dns server last time determines.In the realization, According to the priority corresponding with domain name of dns server, the dns server for parsing domain name is selected, so that the DNS clothes of selection Business device is more suitable for domain name, improves analyzing efficiency.
In addition, determining the dns server for parsing domain name according to the priority of each dns server, specifically including: Judge whether the priority corresponding with domain name of each dns server is identical;If it is determined that being, using all dns servers as use In the dns server of parsing domain name;If it is determined that not being to select the dns server of highest priority as parsing domain name Dns server, or, selecting the dns server of highest priority and the high dns server of preferential level as parsing domain name Dns server.
In addition, after determining the dns server for parsing domain name, being determined in the priority according to each dns server Method for parsing the dns server of domain name further include: step a: parsing task is sent to the DNS service for being used to parse domain name Device;Wherein, domain name is parsed for parsing the dns server of domain name, returns to parsing result;Step b: it receives for parsing domain name The parsing result that dns server returns;Step c: the parsing result returned according to the dns server for parsing domain name determines The corresponding internet protocol address of domain name.In the realization, parsing task is sent to all DNS for being used to parse domain name and is taken Business device, avoiding the problem that breaking down suddenly due to the dns server of individual high priorities leads to parsing failure, is further ensured that The analyzing efficiency of domain name.
In addition, determining the corresponding internet protocol of domain name according to the parsing result that the dns server for parsing domain name returns Discuss IP address, specifically include: in step c: the parsing result returned according to the dns server for parsing domain name determines domain name Before corresponding internet protocol address, the method for parsing the dns server of domain name is determined further include: step d: judgement With the presence or absence of correct parsing result in the parsing result that dns server for parsing domain name returns;If it is determined that in the presence of executing c;If it is determined that being not present, step e is executed;Step e: judge to parse whether number is greater than preset times;Wherein, parsing number is solution Analyse the number of domain name;If it is determined that being to terminate resolving;If it is determined that not being to return to step a.
In addition, determining sending parsing task to before being used to parse the dns server of domain name for parsing domain name The method of dns server further include: determination has been turned on for parsing the parsing thread of the dns server of domain name.It is right in the realization The parsing thread of dns server is monitored, and avoids parsing failure as caused by the inactive parsing thread of dns server, into And the analyzing efficiency of domain name is influenced, improve the accuracy of the priority of assessment dns server.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the flow chart of the monitoring method of the dns server of first embodiment of the invention;
Fig. 2 is the flow chart of the monitoring method of the dns server of second embodiment of the present invention;
Fig. 3 is the flow chart for the method that the determination of third embodiment of the present invention is used to parse the dns server of domain name;
Fig. 4 is the flow chart for the method that the determination of the 4th embodiment of the invention is used to parse the dns server of domain name;
Fig. 5 is the stream for the method that the another determination of the 4th embodiment of the invention is used to parse the dns server of domain name Cheng Tu;
Fig. 6 is the functional schematic of the monitoring device of the 4th embodiment of the invention;
Fig. 7 is the structural schematic diagram of the monitoring device of the dns server of the 5th embodiment of the invention;
Fig. 8 is that the structure for the device that the determination of sixth embodiment of the invention is used to parse the dns server of domain name is shown It is intended to;
Fig. 9 is the structural schematic diagram of the monitoring device of the 7th embodiment of the invention;
Figure 10 is the structural schematic diagram of the monitoring device of the 8th embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention In formula, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details And various changes and modifications based on the following respective embodiments, the application technical solution claimed also may be implemented.
The first embodiment of the present invention is related to a kind of monitoring methods of dns server, are applied to monitoring device, the monitoring Equipment can be the monitoring device in CDN system.As shown in Figure 1, the monitoring method of the dns server includes:
Step 101: obtaining the instruction information of the parsing result of dns server.
Specifically, monitoring device and each dns server are established and communicated to connect, dns server transmission can be obtained Parsing result, or, the instruction information of parsing result, realizes the monitoring to dns server.
It should be noted that it will be understood by those skilled in the art that the instruction information of the parsing result of dns server can be with It is determined by dns server according to the parsing result of itself, it can also be true according to the parsing result of dns server by monitoring device It is fixed.
It should be noted that it will be understood by those skilled in the art that the instruction information of the parsing result of dns server can be with Determined by monitoring device according to the parsing result of dns server last time, can also by monitoring device according to dns server one Parsing result in the section time determines.
In the specific implementation, the instruction information of the parsing result of dns server can be by monitoring device according on dns server Primary parsing result determines.For example, it is super to be used to indicate the time of successfully resolved, parsing result mistake, parsing in instruction information When and dns server exception in any one in the case where, monitoring device determining dns server return parsing result just When true, the time of parsing result is returned according to DNS, is generated instruction information, is used to indicate the time of successfully resolved.Monitoring device exists When determining the parsing result mistake that dns server returns, the instruction information for being used to indicate parsing result mistake is generated.Monitoring device Determining that dns server do not return to parsing result in preset time-out time, or, the parsing result that dns server returns refers to Show parsing time-out, generates the parsing result for being used to indicate parsing time-out.Monitoring device itself communicates mistake with dns server determining Lose or the connection of dns server on occur read-write error etc. exception when, generate be used to indicate dns server exception instruction believe Breath.
It is another in the specific implementation, the instruction information of the parsing result of dns server can be by monitoring device according to DNS service The parsing result of device whithin a period of time determines.For example, monitoring device if it is determined that in first time period dns server parsing knot The correct number of fruit is greater than first threshold, it is determined that instruction information instruction dns server parsing accuracy is high, however, it is determined that when first Between in section the correct number of parsing result of dns server be greater than second threshold, be not more than first threshold, it is determined that instruction information Indicate that dns server parsing accuracy is lower, however, it is determined that the correct number of the parsing result of dns server is not in first time period Greater than second threshold, it is determined that instruction information instruction dns server parsing accuracy is very low.In second time period, taken according to DNS Dns server of the business device in first time period.
It should be noted that it will be understood by those skilled in the art that in practical application, it can be according to the need of usage scenario It wants, for the parsing result of dns server, generates different instruction information.For example, monitoring device is determining dns server When parsing result is correct, the instruction information of instruction successfully resolved is generated, dns server parsing failure is being determined, as parsed When the various situations such as time-out, parsing result mistake, dns server exception, the instruction information of instruction parsing failure is generated.This implementation Mode does not limit the particular content of instruction information.
Step 102: according to the instruction information of the parsing result of dns server, determining the priority of dns server.
Specifically, monitoring device is monitored dns server, according to the parsing knot for the dns server that monitoring obtains The instruction information of fruit, assesses the analytic ability of dns server, and is accordingly dns server heating temperature.
Below in conjunction with the content of instruction information, the method for the priority for determining dns server is illustrated.
In the specific implementation, instruction information is used to indicate the time of successfully resolved, parsing result mistake, parsing time-out and DNS Any one in server exception.In this case, monitoring device is if it is determined that instruction information instruction dns server is abnormal, by DNS The priority of server is labeled as the 5th priority;If it is determined that instruction information instruction parsing time-out, by the priority of dns server Labeled as the 4th priority;If it is determined that instruction information indicates parsing result mistake, the priority of dns server is labeled as third Priority;If it is determined that the time of instruction information instruction successfully resolved, and the time of successfully resolved is greater than first time threshold, it will The priority of dns server is labeled as the second priority;If it is determined that the time of instruction information instruction successfully resolved, and successfully resolved Time be not more than first time threshold, by the label of dns server be priority.
It is another to fail in the specific implementation, indicating that information is used to indicate successfully resolved or parses.If in this case, monitoring device It determines that instruction information indicates successfully resolved, the priority of dns server is labeled as the first priority, however, it is determined that instruction information refers to Show parsing failure, the priority of dns server is labeled as the second priority.Wherein, the case where parsing failure, includes but unlimited In: parsing result mistake, parsing time-out and dns server are abnormal.
It should be noted that it will be understood by those skilled in the art that according to the difference of scene, it can be by dns server Rank can distinguish the first priority and the second priority, and it is preferential can also to be divided into the first priority, the second priority, third Grade, the 4th priority and the 5th priority, the division mode of the rank of dns server can according to need setting, each rank The condition for needing to meet can also be arranged according to specific needs, and present embodiment does not limit the priority for dividing dns server Method.
It should be noted that the above is only limit for example, not constituting to technical solution of the present invention.
Compared with prior art, the monitoring method of the dns server provided in present embodiment, monitoring device can obtain The instruction information of the parsing result of dns server, so that instruction of the monitoring device according to the parsing result of the dns server of acquisition Information assesses the analytic ability of assessment dns server, realizes the monitoring to the analytic ability of dns server.
Second embodiment of the present invention is related to a kind of monitoring method of dns server, and present embodiment is implemented with first Mode is roughly the same, be in place of the main distinction: in the first embodiment, not to dns server and different domain names pair The priority answered is assessed.And in second embodiment of the present invention, to the corresponding from different domain names of dns server Priority is assessed, and increases other correlation steps.I.e. in second embodiment, the finger of the parsing result of dns server Show that information is the instruction information of the parsing result corresponding with domain name of dns server, the priority of dns server is DNS service The priority corresponding with the domain name of device.
It is clear to illustrate, in present embodiment, for determining dns server priority corresponding with domain name A, explanation The monitoring method of dns server.Specifically, as shown in Fig. 2, in the present embodiment comprising the steps of:
Step 201: obtaining the instruction information of the parsing result corresponding with domain name A of dns server.
Specifically, monitoring device is monitored the parsing result corresponding with domain name A of dns server, to obtain The instruction information of the parsing result corresponding with domain name A of dns server.
In the specific implementation, the instruction information of the parsing result corresponding with domain name A of dns server is one on dns server The instruction information of the parsing result of secondary parsing domain name A.
Step 202: according to the instruction information of the parsing result corresponding with domain name A of dns server, determining dns server Priority corresponding with domain name A.
Specifically, instruction information is used to indicate the time of successfully resolved, parsing result mistake, parsing time-out and DNS clothes Be engaged in device exception in any one.Monitoring device if it is determined that instruction information instruction dns server is abnormal, by dns server with The corresponding priority of domain name A is labeled as the 5th priority;If it is determined that the instruction information instruction parsing time-out of parsing result, by DNS The priority corresponding with domain name A of server is labeled as the 4th priority;If it is determined that the instruction information of parsing result indicates parsing The priority corresponding with domain name A of dns server is labeled as third priority by as a result mistake;If it is determined that the finger of parsing result Show information instruction successfully resolved time, and the time of successfully resolved be greater than first time threshold, by dns server and domain name The corresponding priority of A is labeled as the second priority;If it is determined that the time of the instruction information instruction successfully resolved of instruction information, and solve Analyse the successful time no more than first time threshold, preferentially labeled as first by the priority corresponding with domain name A of dns server Grade.
Wherein, the situation of dns server exception includes but is not limited to: the network of dns server is obstructed;Dns server connects It connects and read-write error occurs, such as code: connect/recvfrom/send failure.The situation of parsing result mistake includes but not It is limited to: does not include the information such as IP address in the parsing result that dns server returns.
Step 203: judging whether the priority corresponding with domain name A of dns server is marked as third priority or Four priority.
Specifically, if the priority corresponding with domain name A of dns server is marked as third priority or the 4th preferentially Grade executes step 204, no to then follow the steps 205.
It should be noted that it will be understood by those skilled in the art that in practical application, if not to dns server and domain Whether the corresponding priority of name A, which is marked as the 5th priority, is judged, then is determining the corresponding with domain name A of dns server Priority be not labeled as third priority or the 4th priority after, terminate process.
Step 204: being marked as third priority or the 4th in the priority corresponding with domain name A for determining dns server More than after second time threshold, it is preferential to be labeled as second by the time of priority for the priority corresponding with domain name A of dns server Grade.Terminate process later.
Specifically, monitoring device uses resurrection mechanism for the dns server of low priority.It is i.e. wrong for parsing result The dns server of mistake or time-out, is periodically marked as the second priority, allows to participate in subsequent domain name mapping, so Afterwards according to subsequent domain name mapping as a result, determining its priority again.
Step 205: judging whether the priority corresponding with domain name A of dns server is marked as the 5th priority.
Specifically, if whether the priority corresponding with domain name A of dns server is marked as third priority or the 4th Priority executes step 206, otherwise terminates process.
Step 206: determining that the priority corresponding with domain name A of dns server is marked as the time of the 5th priority After third time threshold, the status information of dns server is detected;If it is determined that the status information instruction DNS clothes of dns server Business device is normal, determines that the priority corresponding with domain name A of dns server is the second priority.
Specifically, monitoring device passes through the Internet packets survey meter (Packet for abnormal dns server Internet Grope, PING), data packet is periodically sent to abnormal dns server, if the data that dns server returns Packet, judges whether dns server is normal, however, it is determined that dns server is normal, then is marked as the second priority, makes its addition To the dns server set of the second priority, if abnormal, which is continued labeled as the 5th priority.
It should be noted that it will be understood by those skilled in the art that in present embodiment, to indicate that information is used to indicate solution For analysing any one in successful time, parsing result mistake, parsing time-out and dns server exception, illustrate that DNS takes It is engaged in the monitoring method of device, in practical application, there is also other implementations, for example, when instruction information is used to indicate successfully resolved Or when parsing failure, monitoring device obtains the instruction information of the parsing result corresponding with domain name A of dns server, however, it is determined that refers to Show that information is used to indicate successfully resolved, it is determined that the priority corresponding with domain name A of dns server is the first priority, if really Surely when instruction information is used to indicate parsing failure, it is determined that the priority corresponding with domain name A of dns server is second preferential Grade.It is more than the 4th time threshold in the time that the priority corresponding with domain name A for determining dns server is marked as the second priority After value, the priority corresponding with domain name A of dns server is labeled as the first priority.
It can be seen from the above content that instruction information can also include other content in practical application, present embodiment is unlimited The particular content of system instruction information.In addition to this, when the content for indicating information changes, to step 203 and step 204 into The embodiment obtained after the adjustment of row adaptability still falls within embodiments of the present invention, also belongs to the protection model of the application It encloses.
It should be noted that in present embodiment, it is clear to describe, first judge the corresponding with domain name A excellent of dns server Whether first grade is marked as third priority or the 4th priority, is not labeled as third priority or the 4th priority in determination Afterwards, then judge whether the priority corresponding with domain name A of dns server is marked as the 5th priority.But those skilled in the art Member can also first judge whether the priority corresponding with domain name A of dns server is marked as it is appreciated that in practical application 5th priority after the priority corresponding with domain name A for determining dns server is marked as the 5th priority, then judges DNS The priority corresponding with domain name A of server whether is marked as third priority or the 4th priority, present embodiment do not rise Restriction effect.
It should be noted that step 203, step 204, step 205 and step 206 are not necessarily meant to the step of executing, it can Selectively to execute relevant operation, or step 203 and step 204 are executed, or execute step 205 and step 206.
Through the above it is recognised that monitoring device can obtain DNS service by executing step 201 to step 204 Device priority corresponding with other domain names.There are N number of dns server in CDN system, there are M internal domain name, then CDN There are the mapping relations of N*M, monitoring method of the monitoring device by above-mentioned dns server, available every kind of mappings in system The priority of dns server under relationship, i.e., each dns server priority corresponding with each domain name respectively.Wherein, N and M For positive integer.
It is noted that instruction letter of the monitoring device for the parsing result corresponding from different domain names of dns server Breath is monitored, and creation dns server priority corresponding from different domain names enables monitoring device comprehensively to understand this Analytic ability of the dns server to each domain name.
It is noted that parsing the preferential of the dns server of failure or parsing time-out after second time threshold Grade is adjusted, and is enabled the dns server to be reused for parsing domain name, is avoided the dns server from lying on the table always and cause The wasting of resources.
It is noted that inspect periodically abnormal dns server, enable the monitoring device timely learning exception Dns server restores normal, and will restore normal dns server and be reused for domain name mapping.
It should be noted that the above is only limit for example, not constituting to technical solution of the present invention.
Compared with prior art, the monitoring method of the dns server provided in present embodiment, monitoring device can obtain The instruction information of the parsing result corresponding with domain name of dns server divides different for different domain names for dns server Priority, enable monitoring device that the dns server is appreciated more fully to the analytic ability of each domain name.Except this it Outside, monitoring device is periodically adjusted the priority of the dns server of parsing failure or parsing time-out, so that the DNS service Device can be reused for parsing domain name, the wasting of resources caused by avoiding the dns server from lying on the table always.Monitoring device is periodically examined Abnormal dns server is surveyed, the dns server of the monitoring device timely learning exception is enabled to restore normal state, and It will restore normal dns server and be reused for domain name mapping.
Third embodiment of the present invention is related to a kind of method that determination is used to parse the dns server of domain name, is applied to Monitoring device.As shown in figure 3, the method for the dns server for being used to parse domain name the following steps are included:
Step 301: determining the priority of each dns server.
Specifically, the priority of dns server is determined according to the instruction information of the parsing result of dns server.DNS clothes The priority of business device can be the priority of dns server entirety, that is, be directed to the priority of all domain names, be also possible to DNS clothes The priority corresponding with domain name of business device, the priority corresponding with domain name of dns server can be taken by monitoring device according to DNS The instruction information of the parsing result for device last time parsing domain name of being engaged in determines.
It is noted that selecting the DNS for parsing domain name according to the priority corresponding with domain name of dns server Server improves analyzing efficiency so that the dns server of selection is more suitable for domain name.
Wherein, monitoring device determines the priority of dns server according to the instruction information of the parsing result of dns server The monitoring method of dns server referred in method and first embodiment and second embodiment is roughly the same, herein no longer It repeats, those skilled in the art can execute step 301 with reference to the related content of first embodiment and second embodiment.
Step 302: according to the priority of each dns server, determining the dns server for parsing domain name.
Specifically, monitoring device receive domain name mapping request after, according to the priority of each dns server, really Determine the dns server for parsing domain name.
Below by taking the priority of dns server is the priority corresponding with domain name of dns server as an example, determination is used for The method for parsing the dns server of domain name is illustrated.
Monitoring device judges whether the priority corresponding with domain name of each dns server is identical, however, it is determined that is will own Dns server is as the dns server for parsing domain name.If it is determined that be not select the dns server of highest priority as For parsing the dns server of domain name, or, the dns server and the high dns server of preferential level of selection highest priority are made For the dns server for parsing domain name.
Specifically, since monitoring device is in the stage for most starting to come into operation, not to the monitoring knot of dns server Fruit, therefore the priority corresponding from different domain names of all dns servers can not be obtained.In this case, to guarantee parsing domain The speed of name using all dns servers as the server for being used to parse domain name, and then calls all dns server solutions Analyse domain name.Exist after monitoring device runs a period of time, in monitoring device to the parsing result of dns server parsing domain name After monitored results, then only start to the stronger dns server of the analytic ability of the domain name.
It should be noted that it will be understood by those skilled in the art that due to the priority to dns server division mode Difference, or, requirement to the dns server for parsing domain name is different, the dns server for parsing domain name of selection it is excellent First grade may be different, for example, selecting the first priority to the dns server of third priority as the service for parsing domain name Device, present embodiment do not limit the priority of the dns server for parsing domain name.
Compared with prior art, the method that the determination provided in present embodiment is used to parse the dns server of domain name, by It is to determine that the priority of dns server is able to reflect according to the parsing result of dns server in the priority of dns server The analytic ability of the dns server.According to the priority of each dns server, the dns server for parsing domain name is carried out Screening so that the analytic ability of the dns server for parsing domain name is more guaranteed, and then ensure that analyzing efficiency, improve Hui Yuan turns the efficiency pushed away.
4th embodiment of the invention is related to a kind of method that determination is used to parse the dns server of domain name, this implementation Mode is the further improvement to third embodiment, specific improvements are as follows: after step 302, increases other correlations Step.
Specifically, as shown in figure 4, in the present embodiment, including step 4011 to step 4015, wherein step 4011 and step 4012 respectively in third embodiment step 301 and step 302 it is roughly the same, details are not described herein again.Under Mainly introduce difference in face:
Execute step 4011 and step 4012.
Step 4013: sending parsing task to the dns server for being used to parse domain name.
Specifically, including domain name in parsing task.Dns server for parsing domain name is receiving parsing task Afterwards, domain name is parsed, and returns to parsing result.
In the specific implementation, monitoring device is sending parsing task to before being used to parse the dns server of domain name, determines and use It is had been turned in the parsing thread of the dns server of parsing domain name.
It is noted that parsing task to be sent to all dns servers for being used to parse domain name, avoid due to a The dns server of other high priority is broken down suddenly the problem of leading to parsing failure, further ensures the parsing effect of domain name Rate.
It is noted that the parsing thread to dns server is monitored, avoid due to the inactive solution of dns server Parsing failure caused by thread is analysed, and then influences the analyzing efficiency of domain name, improves the accurate of the priority of assessment dns server Property.
Step 4014: receiving the parsing result that the dns server for parsing domain name returns.
Step 4015: the parsing result returned according to the dns server for parsing domain name, with determining the corresponding IP of domain name Location.
Specifically, any one dns server of monitoring device in the determining dns server for parsing domain name Parsing result is returned, and in the correct situation of the parsing result, the corresponding IP address of domain name, and root are determined according to the parsing result According to the IP address, provide further service, for example, Hui Yuan or turn push away.
In one embodiment, monitoring device is in the parsing result returned according to the dns server for parsing domain name, really Before the corresponding IP address of localization name, the correctness of parsing result is judged.As shown in figure 5, monitoring device determination is used for The method for parsing the dns server of domain name includes step 4021 to step 4027, wherein step 4021, step 4022, step 4023, step 4024 and step 4026 are roughly the same to step 4015 with the step 4011 in Fig. 4 respectively, and details are not described herein again, Difference is mainly introduced below.
Step 4021 is executed to step 4024.
Step 4025: judging in the parsing result of the dns server return for parsing domain name with the presence or absence of correctly solution Analyse result.
If it is determined that there is correctly parsing knot in the parsing result that the dns server for parsing domain name returns in monitoring device Fruit executes step 4026, however, it is determined that is not present, executes step 4027.
Step 4026: the parsing result returned according to the dns server for parsing domain name, with determining the corresponding IP of domain name Location.Terminate process later.
Step 4027: judging whether current parsing number is greater than preset times.Wherein, parsing number is parsing domain name Number.
If monitoring device determines that current parsing number is greater than preset times, directly terminate process, however, it is determined that current solution It analyses number and is not more than preset times, return to step 4023.
It should be noted that it will be understood by those skilled in the art that parsing number refers to from receiving this domain name solution After analysis request, the number of the domain name in domain name mapping request is parsed, it, can should after this parsing in practical application It parses number to reset, can also reset the parsing number after receiving next analysis request, in case parsing number continues It is cumulative to cause miscount.
In the specific implementation, monitoring device can parse domain name to the dns server for parsing domain name in resolving Time carries out timing.If monitoring device receives the correct parsing result that a dns server for parsing domain name returns, Remove timing.If timing is more than time-out time, but does not receive any one parsing returned for parsing the dns server of domain name As a result, then illustrating the dns server parsing time-out for parsing domain name of all determinations, monitoring device is reused for parsing The dns server of domain name parses domain name.And during parsing again, monitoring device is according to current parsing time Number adjusts time-out time.For example, if current parsing number is not more than preset value, this again time-out in resolving when Between be preset time-out time, when current parsing number is greater than preset value, this time-out time in resolving again Equal to preset time-out time+k*b, wherein k is equal to current parsing number and subtracts preset value, and b is positive integer.
It is noted that being adjusted according to number of retries to time-out time, dns server is avoided to retry process In, because overtime reason, causes parsing to fail repeatedly.
It should be noted that it will be understood by those skilled in the art that the value of preset time-out time, preset value and k can be with It is set as needed, for example, in one embodiment, preset time-out time is 1s, and preset value 3, b is equal to 5, time-out time =1+k*5.
Compared with prior art, the method that the determination that present embodiment refers to is used to parse the dns server of domain name, due to The priority of dns server is to determine that the priority of dns server is able to reflect this according to the parsing result of dns server The analytic ability of dns server.According to the priority of each dns server, the dns server for parsing domain name is sieved Choosing so that the analytic ability of the dns server for parsing domain name is more guaranteed, and then ensure that analyzing efficiency, improve back Source turns the efficiency pushed away.In addition to this, parsing task is sent to determining all DNS for being used to parse domain name and taken by monitoring device Business device, avoiding the problem that breaking down suddenly due to the dns server of individual high priorities leads to parsing failure, is further ensured that The analyzing efficiency of domain name.
It should be noted that it will be understood by those skilled in the art that in practical application, what embodiments of the present invention referred to The monitoring method of dns server and the determining method for parsing the dns server of domain name can be used in conjunction with each other, the situation Under, the functional schematic of monitoring device is as shown in Figure 6.
The step of various methods divide above, be intended merely to describe it is clear, when realization can be merged into a step or Certain steps are split, multiple steps are decomposed into, as long as including identical logical relation, all in the protection scope of this patent It is interior;To adding inessential modification in algorithm or in process or introducing inessential design, but its algorithm is not changed Core design with process is all in the protection scope of the patent.
5th embodiment of the invention is related to a kind of monitoring device of dns server, as shown in fig. 7, comprises: first really Cover half block 501 and the second determining module 502, the first determining module 501 and the coupling of the second determining module 502, it is above-mentioned for executing The monitoring method for the domain name system DNS server that embodiment refers to.
Specifically, the first determining module 501 is used to obtain the instruction information of the parsing result of dns server.Second really Cover half block 502 determines the priority of dns server according to the instruction information of the parsing result of dns server.
It is not difficult to find that present embodiment is Installation practice corresponding with first embodiment and second embodiment, Present embodiment can work in coordination implementation with first embodiment and second embodiment.First embodiment and the second embodiment party The relevant technical details mentioned in formula are still effective in the present embodiment, and in order to reduce repetition, which is not described herein again.Accordingly Ground, the relevant technical details mentioned in present embodiment are also applicable in first embodiment and second embodiment.
Sixth embodiment of the invention is related to the device that a kind of determination is used to parse the dns server of domain name, such as Fig. 8 institute Show, comprising: third determining module 601 and the 4th determining module 602,602 coupling of third determining module 601 and the 4th determining module It closes, the method for being used to parse the dns server of domain name for executing the determination that above embodiment refers to.
Specifically, third determining module 601 is used to determine the priority of each dns server, dns server it is preferential Grade is determined according to the instruction information of the parsing result of dns server.4th determining module 602 is used for according to each dns server Priority, determine the dns server for parsing domain name.
It is not difficult to find that present embodiment is Installation practice corresponding with third embodiment and the 4th embodiment, Present embodiment can work in coordination implementation with third embodiment and the 4th embodiment.Third embodiment and the 4th embodiment party The relevant technical details mentioned in formula are still effective in the present embodiment, and in order to reduce repetition, which is not described herein again.Accordingly Ground, the relevant technical details mentioned in present embodiment are also applicable in third embodiment and the 4th embodiment.
It is noted that each module involved in present embodiment is logic module, and in practical applications, one A logic unit can be a physical unit, be also possible to a part of a physical unit, can also be with multiple physics lists The combination of member is realized.In addition, in order to protrude innovative part of the invention, it will not be with solution institute of the present invention in present embodiment The technical issues of proposition, the less close unit of relationship introduced, but this does not indicate that there is no other single in present embodiment Member.
7th embodiment of the invention is related to a kind of monitoring device, as shown in Figure 9, comprising: at least one processor 701;And the memory 702 with the communication connection of at least one processor 701;Wherein, be stored with can be by least for memory 702 The instruction that one processor 701 executes, instruction is executed by least one processor 701, so that at least one processor 701 can Execute the monitoring method of the domain name system DNS server referred to such as above embodiment.
8th embodiment of the invention is related to a kind of monitoring device, as shown in Figure 10, comprising: at least one processor 801;And the memory 802 with the communication connection of at least one processor 801;Wherein, be stored with can be by least for memory 802 The instruction that one processor 801 executes, instruction is executed by least one processor 801, so that at least one processor 801 can Execute the method that the determination referred to such as above embodiment is used to parse the domain name system DNS server of domain name.
In Fig. 9 and Figure 10, monitoring device includes: one or more processors and memory, with one in Fig. 9 and Figure 10 For processor.Processor, memory can be connected by bus or other modes, to pass through bus company in Fig. 9 and Figure 10 It is connected in example.Memory can be used for storing non-volatile software program, non-as a kind of non-volatile computer readable storage medium storing program for executing Volatile computer executable program and module.Processor is by running non-volatile software journey stored in memory Sequence, instruction and module realize above-mentioned dns server thereby executing the various function application and data processing of equipment Monitoring method or the determining method for parsing the domain name system DNS server of domain name.
Memory may include storing program area and storage data area, wherein storing program area can storage program area, extremely Application program required for a few function;It storage data area can the Save option list etc..In addition, memory may include high speed Random access memory, can also include nonvolatile memory, a for example, at least disk memory, flush memory device or Other non-volatile solid state memory parts.In some embodiments, it includes remotely located relative to processor that memory is optional Memory, these remote memories can pass through network connection to external equipment.The example of above-mentioned network includes but is not limited to Internet, intranet, local area network, mobile radio communication and combinations thereof.
One or more module stores in memory, when being executed by one or more processor, executes above-mentioned The monitoring method of dns server in any means embodiment determines domain name system DNS server for parsing domain name Method.
The said goods can be performed the application embodiment provided by method, have the corresponding functional module of execution method and Beneficial effect, the not technical detail of detailed description in the present embodiment, reference can be made to method provided by the application embodiment.
9th embodiment of the invention is related to a kind of computer readable storage medium, is stored with computer program.It calculates Machine program realizes the embodiment of the monitoring method of above-mentioned dns server when being executed by processor.
Tenth embodiment of the invention is related to a kind of computer readable storage medium, is stored with computer program.It calculates Machine program realizes the implementation of the method for domain name system DNS server of the above-mentioned determination for parsing domain name when being executed by processor Example.
That is, it will be understood by those skilled in the art that implement the method for the above embodiments be can be with Relevant hardware is instructed to complete by program, which is stored in a storage medium, including some instructions are to make It obtains an equipment (can be single-chip microcontroller, chip etc.) or processor (processor) executes side described in each embodiment of the application The all or part of the steps of method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey The medium of sequence code.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention, And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.

Claims (16)

1. a kind of monitoring method of domain name system DNS server characterized by comprising
Obtain the instruction information of the parsing result of dns server;
According to the instruction information of the parsing result of the dns server, the priority of the dns server is determined.
2. the monitoring method of dns server according to claim 1, which is characterized in that the parsing knot of the dns server The instruction information of fruit be the dns server parsing result corresponding with domain name instruction information, the dns server it is excellent First grade is the priority corresponding with domain name of the dns server.
3. the monitoring method of dns server according to claim 2, which is characterized in that the instruction information is used to indicate Any one in time of successfully resolved, parsing result mistake, parsing time-out and dns server exception.
4. the monitoring method of dns server according to claim 3, which is characterized in that described according to the dns server Parsing result instruction information, determine the priority of the dns server, specifically include:
If it is determined that the instruction information instruction dns server is abnormal, by the corresponding with domain name preferential of the dns server Grade is labeled as the 5th priority;
If it is determined that the instruction information instruction parsing time-out, by the priority mark corresponding with domain name of the dns server It is denoted as the 4th priority;
If it is determined that the instruction information indicates parsing result mistake, by the corresponding with domain name preferential of the dns server Grade is labeled as third priority;
If it is determined that the time of the instruction information instruction successfully resolved, and the time of the successfully resolved is greater than first time threshold The priority corresponding with domain name of the dns server is labeled as the second priority by value;
If it is determined that it is described instruction information instruction successfully resolved time, and the time of the successfully resolved be not more than described first when Between threshold value, by the priority corresponding with domain name of the dns server be labeled as the first priority.
5. the monitoring method of dns server according to claim 4, which is characterized in that described according to the DNS service The instruction information of the parsing result of device, after the priority for determining the dns server, the monitoring method of the dns server Further include:
When the priority corresponding with domain name for determining the dns server is marked as third priority or the 4th priority Between be more than second time threshold after, by the priority corresponding with domain name of the dns server be labeled as the second priority.
6. the monitoring method of dns server according to claim 4, which is characterized in that described according to the DNS service The instruction information of the parsing result of device, after the priority for determining the dns server, the monitoring method of the dns server Further include:
When the time that the priority corresponding with domain name for determining the dns server is marked as the 5th priority being more than third Between after threshold value, detect the status information of the dns server;
If it is determined that the status information of the dns server indicates that the dns server is normal, determine the dns server with The corresponding priority of domain name is the second priority.
7. a kind of method that determination is used to parse the domain name system DNS server of domain name characterized by comprising
Determine the priority of each dns server;The priority of the dns server is according to the parsing knot of the dns server The instruction information of fruit determines;
According to the priority of each dns server, the dns server for parsing domain name is determined.
8. the method that determination according to claim 7 is used to parse the dns server of domain name, which is characterized in that the DNS The priority of server is the priority corresponding with domain name of the dns server, and the dns server is corresponding with domain name excellent First grade is determined according to the instruction information of the parsing result of domain name last time.
9. the method that determination according to claim 8 is used to parse the dns server of domain name, which is characterized in that described According to the priority of each dns server, determines the dns server for parsing domain name, specifically includes:
Judge whether the priority corresponding with domain name of each dns server is identical;
If it is determined that being that all dns servers are used to parse the dns server of domain name as described in;
If it is determined that not being to select the dns server of highest priority as described for parsing the dns server of domain name, or, choosing The highest dns server of priority and the high dns server of preferential level are selected as described for parsing the DNS service of domain name Device.
10. the method that determination according to any one of claims 7 to 9 is used to parse the dns server of domain name, feature It is, in the priority according to each dns server, after determining the dns server for parsing domain name, the determination Method for parsing the dns server of domain name further include:
Step a: parsing task is sent to described for parsing the dns server of domain name;Wherein, described for parsing domain name Dns server parses domain name, returns to parsing result;
Step b: the parsing result that the dns server for parsing domain name returns is received;
Step c: the parsing result returned according to the dns server for parsing domain name determines that domain name is corresponding mutually Networking protocol IP address.
11. according to claim 10 for parsing the determination method of the dns server of domain name, which is characterized in that in step Rapid c: the parsing result returned according to the dns server for parsing domain name determines the corresponding internet protocol of domain name Before discussing IP address, the method for dns server of the determination for parsing domain name further include:
Step d: with the presence or absence of correctly parsing knot in the parsing result that the judgement dns server for parsing domain name returns Fruit;
If it is determined that in the presence of c is executed;
If it is determined that being not present, step e is executed;
Step e: judge whether current parsing number is greater than preset times;Wherein, the parsing number is parsing domain name Number;
If it is determined that being to terminate resolving;
If it is determined that not being to return to step a.
12. according to claim 10 for parsing the determination method of the dns server of domain name, which is characterized in that in institute It states before sending parsing task to the dns server for parsing domain name, the determination is used to parse the DNS service of domain name The method of device further include:
Determine that the parsing thread of the dns server for parsing domain name has been turned on.
13. a kind of monitoring device characterized by comprising at least one processor;And
The memory being connect at least one described processor communication;Wherein, be stored with can be by described at least one for the memory The instruction that a processor executes, described instruction is executed by least one described processor, so that at least one described processor energy Enough monitoring methods executed such as domain name system DNS server described in any one of claims 1 to 6.
14. a kind of monitoring device characterized by comprising at least one processor;And
The memory being connect at least one described processor communication;Wherein, be stored with can be by described at least one for the memory The instruction that a processor executes, described instruction is executed by least one described processor, so that at least one described processor energy The method that enough determinations executed as described in any one of claim 7 to 12 are used to parse the domain name system DNS server of domain name.
15. a kind of computer readable storage medium, is stored with computer program, which is characterized in that the computer program is located Reason device realizes the monitoring method of domain name server (DNS) described in any one of claims 1 to 6 when executing.
16. a kind of computer readable storage medium, is stored with computer program, which is characterized in that the computer program is located Reason device realizes that determination described in any one of claim 7 to 12 is used to parse the domain name system DNS server of domain name when executing Method.
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