CN103428310A - Virtual IP (internal protocol) based non-HTTP (hyper text transport protocol) domain name guidance system and method - Google Patents
Virtual IP (internal protocol) based non-HTTP (hyper text transport protocol) domain name guidance system and method Download PDFInfo
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Abstract
The invention discloses virtual IP (internal protocol) based non-HTTP (hyper text transport protocol) domain name guidance system and method which realize guidance of encrypted domain names or non-HTTP domain names, and solve the problems of heavy workload, retardant IP collection and the like during policy routing guidance. The technical scheme includes that the virtual IP based non-HTTP domain name guidance system comprises a DNS (domain name server), a policy server, a domain name distribution server and a domain name switch server, wherein the DNS receives a domain name resolution request initiated by a user, and resolves the domain name into an IP in a virtual IP section and feed back the IP to the user; the policy server routes policies in the virtual IP section to the domain name distribution server; the domain name distribution server receives an IP visit of the virtual IP section and respectively routes different virtual IPs to different domain name switch servers according to service control configuration; the domain name switch server switches the virtual IPs into true IPs corresponding to the domain names according to configuration relation of the virtual IPs and the domain names and request resources from a source station to feed back to the user.
Description
Technical field
The present invention relates to the website speed technology, relate in particular to domain name guidance system and the method for accelerating one of core technology in website.
Background technology
The domain name bootstrap technique is one of core technology of website acceleration, is the effective means that user's access speed improves in operator.Operator, in order to accelerate to net interior user, need to be directed to the user buffer memory or other third-party platform.Main guidance mode has the guiding of DNS domain name and the guiding of tactful route domain name at present.
The guiding of DNS domain name refers in short dns server and returns to according to scheduling strategy the IP that the user asks domain name, and as shown in Figure 1, the key step of DNS domain name guidance system is as follows: the user accesses certain domain name to the groundwork flow process, to DNS, initiates analysis request; DNS returns to the user by the IP address of third-party platform; The user initiates request according to the dns resolution result to third-party platform; Third-party platform returns to the user by data.
Operator is by the dns server of oneself, and the domain name mapping that the user is accessed is accelerated platform to the third party of appointment, realizes guiding and the acceleration of domain name.For encrypting class domain name or non-HTTP domain name request, because third-party platform be can't see its concrete target source station address, can't Hui Yuan.Therefore, the DNS guidance mode can only be realized the domain name guiding of http protocol, can not guide and encrypt class domain name or non-HTTP domain name.
Strategy route domain name guidance mode has made up the deficiency of DNS domain name guiding, has realized encrypting the guiding of class or non-HTTP domain name.The strategy route is a kind of packet routing forwarding mechanism, and as shown in Figure 2, the key step of tactful route domain name guidance system is as follows for the groundwork flow process: the user is to the source station request resource, and request msg is through operator's egress router; The mode of operator's egress router configuring static route, the destination address strategy that will accelerate is routed to third-party platform; Third-party platform returns to the user by data.
The strategy route can make packet be forwarded according to the strategy of user's appointment, and a strategy can specify the package forward sent from certain network to certain specific interface.Strategy is done according to the purpose IP of user's access by operator, and the destination address strategy that will accelerate domain name is routed to the third party and accelerates platform, and third-party platform, according to destination address Hui Yuan, is realized the acceleration of domain name.Therefore, this guidance mode can, by collecting the purpose IP of domain name, realize encrypting the guiding of class domain name or non-HTTP domain name.
Strategy route guiding domain name mainly has the following disadvantages: tactful route need to be collected domain name purpose IP, and it is larger to arrange the workload of tactful routing IP section etc.; The IP of domain name changes and other newly-increased domain name, can cause IP to collect relatively and lag behind, thereby can cause the guiding of these domain names failed; Regularly collect IP, can cause doing frequently tactful route.
Summary of the invention
The object of the present invention is to provide a kind of non-HTTP domain name guidance system and method based on virtual IP address, realize on the one hand encrypting the guiding of class domain name or non-http protocol domain name, solved on the other hand the problems such as the workload of bringing in tactful route bootup process is large, collection IP hysteresis.
Technical scheme of the present invention is: the present invention has disclosed a kind of non-HTTP domain name guidance system based on virtual IP address, comprises dns server, strategic server, domain name distribution server and domain name change server, wherein:
Dns server, receive Client-initiated domain name mapping request, and domain name mapping is become to the IP in the virtual IP address section and feeds back to the user;
Strategic server, be routed to the domain name distribution server by virtual IP address section strategy;
The domain name distribution server, receive the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server;
The domain name change server, convert virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.
According to an embodiment of the non-HTTP domain name guidance system based on virtual IP address of the present invention, strategic server is that the data message of virtual IP address section is routed to the domain name distribution server.
According to an embodiment of the non-HTTP domain name guidance system based on virtual IP address of the present invention, the domain name change server arrives real destination address by the data message forwarding of virtual IP address.
The present invention has also disclosed a kind of non-HTTP domain name bootstrap technique based on virtual IP address, comprising:
Dns server receives Client-initiated domain name mapping request, and domain name mapping is become to the IP in the virtual IP address section and feeds back to the user;
Strategic server receives the access request that the user sends according to analysis result, and virtual IP address section strategy is routed to the domain name distribution server;
The domain name distribution server receives the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server;
The domain name change server converts virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.
According to an embodiment of the non-HTTP domain name bootstrap technique based on virtual IP address of the present invention, strategic server is that the data message of virtual IP address section is routed to the domain name distribution server.
According to an embodiment of the non-HTTP domain name bootstrap technique based on virtual IP address of the present invention, the domain name change server arrives real destination address by the data message forwarding of virtual IP address.
The present invention contrasts prior art following beneficial effect: the solution of the present invention is to adopt IP and domain name mode one to one, the domain name mapping that will guide becomes IP undetermined, after third-party platform is received the request of this IP, according to inner corresponding relation, request is forwarded to real source station address, realizes accelerating.Compared to traditional DNS domain name guidance mode and tactful route guidance mode.DNS domain name guidance mode can't realize encrypting the guiding of class domain name or non-http protocol domain name, although and tactful route guidance mode has solved this problem, but exist to collect the difficult problem that domain name IP brings.Non-HTTP domain name guidance system based on virtual IP address (VIP) is mainly by distribute virtual IP address to domain name, realizes encrypting the guiding of class or non-HTTP domain name in conjunction with domain name distribution server and domain name change server.This guidance mode has not only made up the guiding of DNS domain name can not guide the defect of non-HTTP domain name, and need not collect domain name IP, has solved tactful route and has guided the domain name IP collection work amount of bringing large, and domain name IP collects the problems such as hysteresis.
The accompanying drawing explanation
Fig. 1 shows the flow chart of traditional DNS domain name guidance mode.
Fig. 2 shows the flow chart of traditional tactful route domain name guidance mode.
Fig. 3 shows the system construction drawing of the preferred embodiment of the non-HTTP domain name guidance system based on virtual IP address of the present invention.
Fig. 4 shows the operation schematic diagram of the example of the embodiment shown in Fig. 3.
Fig. 5 shows the flow chart of the preferred embodiment of the non-HTTP domain name bootstrap technique based on virtual IP address of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 3 shows the system configuration of the preferred embodiment of the non-HTTP domain name guidance system based on virtual IP address of the present invention.Refer to Fig. 3, the system of the present embodiment is comprised of dns server 11, strategic server 12, domain name distribution server 13 and domain name change server 14.
So-called virtual IP address (VIP) is an IP address be not connected with certain computer or the network interface unit (NIC) in a computer.The grouping of introducing is sent to this VIP address, but the excessively actual network interface of all grouping travels.VIPs is most of for connecting redundancy; VIP address may be also can be used when a computer or NIC break down, because optional computer or NIC response connect.The example of a virtual ip address be a Loopback (without circuit ip address) as not to any one special interface (or circuit) is relevant in main frame or router IP address.Virtual IP address strengthens network management, has given play to the advantage of VLAN, has changed network configuration, the reasonable distribution Internet resources, and balance network load, effectively reduce online broadcast information, the convenient grouping management to the user.
Domain name distribution server 13 is control centres of whole business, is responsible for the configuration of business rule etc., for example receives the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server.
Domain name change server 14 converts virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.Wherein domain name change server 14 is to do network address translation according to the business rule of domain name distribution server 13 configurations, and the data message forwarding of virtual IP address is arrived to real destination address.
Please, with further reference to Fig. 3, the operational process of the non-HTTP domain name guidance system based on virtual IP address of the present embodiment is as follows.User's request resource, initiate domain name mapping request (step 1) to dns server 11.Choosing one section public network does not have the IP section of using as the VIP section, and domain name is become the IP in the VIP section by dns resolution, and result is returned to user's (step 2).The user continues access according to analysis result, through strategic server 12(step 3).On strategic server 12, this VIP section strategy route is come, the domain name of access is routed to domain name distribution server 13(step 4) by strategy.Domain name distribution server 13 receives the IP access in the VIP section, according to Service control, different VIP is routed to respectively to (step 5) on different domain name change server 14.Domain name change server 14, according to the configuration relation of VIP and domain name, changes into VIP the real IP of corresponding domain name, and to source station request resource (step 6).The source station resource response is to domain name change server (step 7).The domain name change server returns to resource to user's (step 8).
Lift now an example Benq in the non-HTTP domain name guidance system flow process of VIP, refer to Fig. 4,, suppose that module resource is as follows: a strategic server, a domain name distribution server, a domain name change server, a dns server.Wherein, the domain name distribution server is that the VIP that the domain name change server has configured domain name sbank.hxb.com.cn is 117.136.11.55.Tactful route has been done in the access that strategic server is 117.136.11.55 to destination address, routes to the domain name distribution server.
At first, the user accesses https: //sbank.hxb.com.cn/easybanking/jsp/indexComm.jsp, initiate analysis request (step 1) to DNS.Then, domain name sbank.hxb.com.cn is become VIP:117.136.11.55(step 2 by dns resolution).The user accesses 117.136.11.55, through strategic server (step 3).The domain name of access is routed to domain name distribution server (step 4) by strategic server.The domain name distribution server, according to existing configuration, routes to domain name change server (step 5) by VIP:117.136.11.55.The domain name change server, according to the configuration relation of VIP and domain name, changes into VIP the real IP of this domain name: 60.247.45.137, source address is converted to the IP of self Hui Yuan (step 6) simultaneously.The domain name change server returns source success (step 7).Resource returns to user's (step 8).
Fig. 5 shows the flow process of the preferred embodiment of the non-HTTP domain name bootstrap technique based on virtual IP address of the present invention.Refer to Fig. 5, details are as follows for each implementation step of the method for the present embodiment.
Step S11:DNS server receives Client-initiated domain name mapping request, and domain name mapping is become to the IP in the virtual IP address section and feeds back to the user.
Step S12: strategic server receives the access request that the user sends according to analysis result, and virtual IP address section strategy is routed to the domain name distribution server.
Wherein strategic server is that the data message of virtual IP address section is routed to the domain name distribution server.
Step S13: the domain name distribution server receives the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server.
Step S14: the domain name change server converts virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.
Wherein the domain name change server arrives real destination address by the data message forwarding of virtual IP address.
Above-described embodiment is to provide to those of ordinary skills and realizes and use of the present invention; those of ordinary skills can be without departing from the present invention in the case of the inventive idea; above-described embodiment is made to various modifications or variation; thereby protection scope of the present invention do not limit by above-described embodiment, and it should be the maximum magnitude that meets the inventive features that claims mention.
Claims (6)
1. the non-HTTP domain name guidance system based on virtual IP address, comprise dns server, strategic server, domain name distribution server and domain name change server, wherein:
Dns server, receive Client-initiated domain name mapping request, and domain name mapping is become to the IP in the virtual IP address section and feeds back to the user;
Strategic server, be routed to the domain name distribution server by virtual IP address section strategy;
The domain name distribution server, receive the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server;
The domain name change server, convert virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.
2. the non-HTTP domain name guidance system based on virtual IP address according to claim 1, is characterized in that, strategic server is that the data message of virtual IP address section is routed to the domain name distribution server.
3. the non-HTTP domain name guidance system based on virtual IP address according to claim 2, is characterized in that, the domain name change server arrives real destination address by the data message forwarding of virtual IP address.
4. the non-HTTP domain name bootstrap technique based on virtual IP address comprises:
Dns server receives Client-initiated domain name mapping request, and domain name mapping is become to the IP in the virtual IP address section and feeds back to the user;
Strategic server receives the access request that the user sends according to analysis result, and virtual IP address section strategy is routed to the domain name distribution server;
The domain name distribution server receives the IP access in the virtual IP address section, according to the configuration of Service control, different virtual IP addresses is routed to respectively on different domain name change server;
The domain name change server converts virtual IP address to the real IP of corresponding domain name according to the configuration relation of virtual IP address and domain name, and to the source station request resource and it is returned to the user.
5. the non-HTTP domain name bootstrap technique based on virtual IP address according to claim 4, is characterized in that, strategic server is that the data message of virtual IP address section is routed to the domain name distribution server.
6. the non-HTTP domain name bootstrap technique based on virtual IP address according to claim 5, is characterized in that, the domain name change server arrives real destination address by the data message forwarding of virtual IP address.
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| CN109286691A (en) * | 2018-09-30 | 2019-01-29 | 网宿科技股份有限公司 | Information drainage, request transmission, communication acceleration method, drainage and node server |
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