CN108881939A - A kind of video CD N processing method and system - Google Patents
A kind of video CD N processing method and system Download PDFInfo
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- CN108881939A CN108881939A CN201810730426.0A CN201810730426A CN108881939A CN 108881939 A CN108881939 A CN 108881939A CN 201810730426 A CN201810730426 A CN 201810730426A CN 108881939 A CN108881939 A CN 108881939A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/222—Secondary servers, e.g. proxy server, cable television Head-end
-
- 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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
- H04L65/612—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for unicast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/239—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
- H04N21/2393—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests involving handling client requests
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
Abstract
The invention discloses a kind of video CD N processing methods, applied to including domain name system DNS, the video CD N processing system of video server and scheduler, video server obtains user information when user's access, and carry user information access domain name system, obtain the scheduler list that domain name system DNS returns, the scheduler IP that user accesses the last time is compared with the scheduler IP in scheduler list again, if there are the scheduler IP that user's last time accesses in scheduler list, then all scheduler dispatches User IPs of the video server into scheduler list, user identifier ID and data speed of download, it can make video server quickly and easily to scheduler feedback information by above-mentioned processing method, it allows users to obtain better user experience when watching Online Video.
Description
Technical field
The present invention relates to network technique field, specially a kind of CDN (Content Delivery Network, content point
Hairnet network) processing method and system.
Background technique
Video CD N is to refer to provide the network system for realizing real-time download function for Online Video business.It can use up
The bottleneck and link that may avoid being possible to influencing data transmission bauds and stability on internet, make content transmission faster,
It is more stable.Scheduler and video server are two important components in video CD N.In the application process of video CD N, use
Family is every time before removing video server to download video files fragment, and to scheduler dispatches request of data, scheduler is according to strategy
The various information such as configuration, User IP distribute a video server for user, and user is downloaded by the video server of the distribution
Video file fragment.
In currently used video CDN system, if under the video server A of user's X access scheduling device distribution
It is slower to carry speed, then this information should be notified scheduler in real time by video server A, so that scheduler is when being scheduled,
Reduce the dispatching priority that video server A is user X service.As shown in Figure 1, under existing framework, due to video server A
It is not aware which scheduler user X can access next time, therefore video server A reduces video clothes to transmit to scheduler
Business device A is the information of the dispatching priority of user X service, it is necessary to the information is sent to scheduling control server first, it
The information is handed down to all schedulers by scheduling control server afterwards, so which scheduling no matter user X access next time
Device can realize the function of reducing the dispatching priority that video server A is user X service.This flowchart process is complicated, time-consuming
Redundancy mostly and to too many unrelated scheduler is issued, operability is poor, prevent video server is from rapid and convenient
To scheduler feedback information.
Summary of the invention
The present invention provides a kind of video CD N processing method and systems, are able to solve Video service in existing network system
Device cannot quickly and easily to scheduler feedback information the problem of, allow users to preferably be used when watching Online Video
Family experience.
In order to achieve the above objectives, the present invention provides following technical solutions：
A kind of video CD N processing method is applied to video CD N processing system, and the video CD N processing system includes domain name
System DNS and video server group include at least a video server, the video server in the video server group
At least communicated with one or more schedulers in a scheduler group, the method includes：
The video server obtains user information when user's access, and the user information includes to access user's last time
Scheduler IP, User IP and user identifier ID；
The video server carries the user information and accesses domain name system DNS, and obtains domain name system
The scheduler list that DNS is returned；
The scheduling in scheduler IP and the scheduler list that the video server accesses user's last time
Device IP is compared；
If there are the scheduler IP that user's last time accesses in the scheduler list, the video server to
User IP described in all scheduler dispatches in the scheduler list, the user identifier ID and data speed of download.
Preferably, if there is no the scheduler IP that user's last time accesses, the methods in the scheduler list
Further include：
The video server passes through the internal queries interface of domain name system DNS, is visited according to user's last time
The scheduler IP access domain name system DNS asked, obtaining in the scheduler list includes what user's last time accessed
All including scheduler IP can provide the scheduler IP of service for the user；
User IP described in all scheduler dispatches of the video server into the scheduler list, user mark
Know ID and the data speed of download.
Preferably, the video CD N processing method further includes：
The scheduler is real-time according to the User IP, the user identifier ID and the data speed of download received
Update data information list；
Wherein, the data information in the data information list includes the user information that the scheduler receives
Time, the User IP, the user identifier ID, network data center IDC information and the data speed of download；
Data information life span in the data information list is N seconds, and N takes the positive number greater than 0.
Preferably, the video CD N processing method further includes：
When the scheduler is scheduled for user access request, if comprising multiple available in the data information list
IDC selects the corresponding IDC of the highest scheduler of data speed of download in the data information list to distribute to the user.
Preferably, it after the video server obtains user information when user accesses, carries the user information and visits
Before asking domain name system DNS, further include：
The request of data when video server is accessed according to the user sends data to the user, and in user
At the end of access, data speed of download is calculated；
The data speed of download is compared with preset threshold value；
If the data speed of download is lower than the threshold value, the video server is according to User IP access
Domain name system DNS obtains the scheduler list that domain name system DNS is returned.
A kind of video CD N processing system, including：Domain name system DNS, the Video service being connected with domain name system DNS
Device group, includes at least a video server in the video server group, the video server at least with a scheduler
One or more schedulers in group are connected；
The video server for obtaining user information when user's access, and carries user information access institute
Domain name system DNS is stated, the scheduler list that domain name system DNS is returned, the scheduling that user's last time is accessed are obtained
Device IP is compared with the scheduler IP in the scheduler list, last if there are the users in the scheduler list
The scheduler IP of access, then User IP described in all scheduler dispatches of the video server into the scheduler list,
The user identifier ID and data speed of download；The user information includes scheduler IP, the User IP accessed user's last time
And user identifier ID.
Preferably, if there is no the scheduler IP that user's last time accesses, the videos in the scheduler list
Server is also used to the internal queries interface by domain name system DNS, the scheduler accessed according to user's last time
IP accesses domain name system DNS, obtain including the scheduler IP accessed comprising user's last time it is all can be institute
State the scheduler IP of user service；And it is stored in the scheduler list, all scheduling into the scheduler IP list
Device sends the User IP, the user identifier ID and the data speed of download.
Preferably, the scheduler is also used to according to the User IP, the user identifier ID and the number received
According to speed of download real-time update data information list；Data information in the data information list is received comprising the scheduler
The time of the user information arrived, the User IP, the user identifier ID, the mark of network data center IDC and described
Data speed of download；Data information life span in the data information list is N seconds, and N takes the positive number greater than 0.
Preferably, the scheduler, is also used to, when being scheduled for user access request, if the data information arranges
Include multiple available IDC in table, selects the highest scheduler of data speed of download in the data information list IDC points corresponding
User described in dispensing.
Preferably, the video server carries the user after being also used to obtain user information when user accesses
Before message reference domain name system DNS, request of data when being accessed according to the user sends data to the user,
At the end of user accesses, data speed of download is calculated, and the data speed of download is compared with preset threshold value, if institute
Data speed of download is stated lower than the threshold value, then the video server accesses domain name system DNS according to the User IP,
Obtain the scheduler list that domain name system DNS is returned.
As can be seen from the above technical solutions, being applied at video CD N the invention discloses a kind of video CD N processing method
Reason system, the video CD N processing system include domain name system DNS and video server group, in the video server group extremely
It less include a video server, the video server is at least carried out with one or more schedulers in a scheduler group
Communication, the video server obtain user information when user's access, and the user information includes what user's last time accessed
Scheduler IP, User IP and user identifier ID；The video server carries the user information and accesses domain name system
DNS, and obtain the scheduler list of domain name system DNS return；The video server accesses user's last time
Scheduler IP be compared with the scheduler IP in the scheduler list；If in the scheduler list, there are the users
The scheduler IP of last time access, then use described in all scheduler dispatches of the video server into the scheduler list
Family IP, the user identifier ID and data speed of download.The present invention can make video server quick by above-mentioned processing method
Easily to scheduler feedback information, allow users to obtain better user experience when watching Online Video.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the network architecture schematic diagram of video CDN system in the prior art；
Fig. 2 is a kind of flow chart of video CD N processing method disclosed by the embodiments of the present invention；
Fig. 3 is the flow chart of another video CD N processing method disclosed by the embodiments of the present invention；
Fig. 4 is the flow chart of another video CD N processing method disclosed by the embodiments of the present invention；
Fig. 5 is the flow chart of another video CD N processing method disclosed by the embodiments of the present invention；
Fig. 6 is a kind of network architecture schematic diagram of video CD N processing system disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of video CD N processing method and systems, are able to solve Video service in existing network system
Device cannot quickly and easily to scheduler feedback information the problem of, allow users to preferably be used when watching Online Video
Family experience.
The embodiment of the invention discloses a kind of video CD N processing methods, are applied to video CD N processing system as shown in FIG. 6
System, the video CD N processing system includes domain name system (Domain Name System, DNS) 10 and video server group, institute
It states and includes at least a video server 20 in video server group, the video server 20 is at least and in a scheduler group
One or more schedulers 30 communicated.
Wherein, domain name system provides query function for the video server, leads to the video server
User information, such as User IP are crossed, scheduler IP associated with the user information is inquired, in addition, domain name system
Also there is internal queries interface, the video server is able to use the internal queries interface, obtains according to a certain scheduler IP
Can be comprising all including the scheduler IP user service scheduler IP.
As shown in Fig. 2, for the embodiment of the invention discloses a kind of flow chart of video CD N processing method, this method includes
Following steps：
Step S110：The video server obtains user information when user's access.
The user information includes scheduler IP, User IP and the user identifier accessed user's last time in step s 110
ID。
Step S120：The video server carries the user information and accesses domain name system DNS, and described in acquisition
The scheduler list that domain name system DNS returns.
The scheduler list is taken when accessing domain name system DNS according to the video server in the step s 120
What the user information of band obtained.
Optionally, ECS (Edns-Client-Subnet, EDNS client child network) can be used in the video server
The mode of Extended Protocol obtains the scheduler list, for example, the User IP is 202.108.14.240, the affiliated domain of scheduler
Entitled data.video.qiyi.com, then the video server is inquired using to issue orders：dig
Data.video.qiyi.com+subnet=202.108.14.240@ns1.qiyi.com.
Step S130：The scheduler IP and the scheduler list that the video server accesses user's last time
In scheduler IP be compared.
Step S140：If there are the scheduler IP that user's last time accesses, the views in the scheduler list
User IP described in all scheduler dispatches of the frequency server into the scheduler list, the user identifier ID and data downloading
Speed.
The data speed of download described in step S140 is the video server at the end of user accesses, and passes through calculating
The obtained video server sends the data speed of download of data to the user.
Specifically, at the end of user's access, total word of requested data when the video server statistic of user accessing
Joint number and user download the total time of the data, pass through formula：Data speed of download=total bytes/total time calculates
Obtain the data speed of download.
In the concrete realization, when the scheduler is scheduled for user access request, if the data information list
In include multiple available IDC, select in the data information list the corresponding IDC distribution of the highest scheduler of data speed of download
To the user.
Optionally, User IP, institute described in all scheduler dispatches of the video server into the scheduler list
Stating user identifier ID and data speed of download can be realized by way of application layer, for example, HTTP (Hyper Text
Transfer Protocol, hypertext transfer protocol).
The embodiment of the invention discloses a kind of video CD N processing methods, are applied to video CD N processing system, the video
CDN processing system includes domain name system DNS and video server group, and a video clothes are included at least in the video server group
Business device, the video server are at least communicated with one or more schedulers in a scheduler group, the video clothes
Business device obtains user information when user's access；The video server carries the user information and accesses domain name system
DNS, and obtain the scheduler list of domain name system DNS return；The video server accesses user's last time
Scheduler IP be compared with the scheduler IP in the scheduler list；If in the scheduler list, there are the users
The scheduler IP of last time access, then use described in all scheduler dispatches of the video server into the scheduler list
Family IP, the user identifier ID and data speed of download.It can make video server quickly and easily by above-mentioned processing method
To scheduler feedback information, allow users to obtain better user experience when watching Online Video.
Based on video CD N processing method disclosed in above-mentioned Fig. 2, the embodiment of the invention also discloses at another video CD N
Reason method, as shown in figure 3, video CD N processing method includes the following steps：
Step S210：The video server obtains user information when user's access.
Step S220：The video server carries the user information and accesses domain name system DNS, and described in acquisition
The scheduler list that domain name system DNS returns.
Step S230：The scheduler IP and the scheduler list that the video server accesses user's last time
In scheduler IP be compared.
Step S210 to S230 is identical as the implementation procedure of step S110 to S130 shown in Figure 2 and principle herein,
Which is not described herein again.
Step S240：If there is no the scheduler IP that user's last time accesses, the views in the scheduler list
Frequency server passes through the internal queries interface of domain name system DNS, is visited according to the scheduler IP that user's last time accesses
Domain name system DNS is asked, including obtaining the scheduler IP accessed in the scheduler list comprising user's last time
It is all that the scheduler IP of service can be provided for the user.
Step S250：User IP described in all scheduler dispatches of the video server into the scheduler list,
The user identifier ID and the data speed of download.
It should be noted that the region scheduler IP that user is able to access that may be with IP address affiliated area
Different, do not included the user once when the video server accesses in the scheduler list that domain name system DNS is obtained
Scheduler IP address through accessing then needs the mode of S240 through the above steps, and acquisition one is larger range of to be
The scheduler list of the user service, since a scheduler IP can be configured in the region of multiple DNS, the tune obtained at this time
The quantity for spending scheduler IP included in device list, will be wrapped in the scheduler list obtained in above-mentioned steps S120
3-4 times of the quantity of the scheduler IP contained.
The embodiment of the invention discloses a kind of video CD N processing method, the video server is obtained when user accesses
User information；The video server carries the user information and accesses domain name system DNS, and obtains domain name system
The scheduler list that DNS is returned；The scheduler IP and the scheduler that the video server accesses user's last time
Scheduler IP in list is compared；If there is no the schedulers that user's last time accesses in the scheduler list
IP, the video server pass through the internal queries interface of domain name system DNS, the tune accessed according to user's last time
It spends device IP and accesses domain name system DNS, obtain the scheduler accessed in the scheduler list comprising user's last time
All including IP can provide the scheduler IP of service for the user, and the video server is into the scheduler list
All scheduler dispatches described in User IP, the user identifier ID and data speed of download；It, can by above-mentioned processing method
At the region scheduler IP and IP address affiliated area difference that user is able to access that, obtain being the user
The scheduler IP of service is provided, video server quickly and easily to scheduler feedback information, is allowed users to
Better user experience is obtained when watching Online Video.
Based on video CD N processing method disclosed in above-mentioned Fig. 2, the embodiment of the invention also discloses at another video CD N
Reason method, as shown in figure 4, video CD N processing method includes the following steps：
Step S310：The video server obtains user information when user's access.
Step S320：The video server carries the user information in access domain name system DNS, and obtains institute
State the scheduler list of domain name system DNS return.
Step S330：The scheduler IP and the scheduler list that the video server accesses user's last time
In scheduler IP be compared.
Step S340：If there are the scheduler IP that user's last time accesses, the views in the scheduler list
User IP described in all scheduler dispatches of the frequency server into the scheduler list, the user identifier ID and data downloading
Speed.
Step S310 to S340 is identical as the implementation procedure of step S110 to S140 shown in Figure 2 and principle herein,
Which is not described herein again.
Step S350：The scheduler is according under the User IP, the user identifier ID and the data received
Carry the data information list of speed real-time update.
Data information in the data information list described in step S350 includes the use that the scheduler receives
The time of family information, the User IP, the user identifier ID, the mark of network data center IDC and data downloading speed
Degree；The information of the network data center (Internet Data Center, IDC) parses the video by the scheduler and takes
What the IP address of business device obtained；Data information life span in the data information list is N seconds, and N takes the positive number greater than 0.
Wherein, the data information life span in the data information list is the N seconds numbers referred in the data list
It is believed that breath is deleted after N second from its creation time, the life span can sets itself according to demand, it is fast with data downloading
For degree, it is assumed that the life span is set as 600 seconds, certain data speed of download, which is updated at the morning 9 to data information, to be arranged
Table is lighted after 600 seconds from the morning 9, which deletes from the data information list.
Optionally, when the scheduler is scheduled for user access request, if including in the data information list
Multiple available IDC select in the data information list the corresponding IDC of the highest scheduler of data speed of download to distribute to described
User.
The embodiment of the invention discloses a kind of video CD N processing method, the video server is obtained when user accesses
User information；The video server carries the user information and accesses domain name system DNS, and obtains domain name system
The scheduler list that DNS is returned；The scheduler IP and the scheduler that the video server accesses user's last time
Scheduler IP in list is compared；If there are the scheduler IP that user's last time accesses in the scheduler list,
Then User IP, the user identifier ID described in all scheduler dispatches of the video server into the scheduler list and
Data speed of download；The scheduler downloads speed according to the User IP, the user identifier ID and the data received
Spend the list of real-time update data information.By above-mentioned processing method, data information list is established, can intuitively see that video takes
Be engaged in device be user service the case where, convenient for scheduler it is subsequent be scheduled work when, for user distribution be more suitable for video clothes
Business device, allows users to obtain better user experience when watching Online Video.
Based on video CD N processing method disclosed in above-mentioned Fig. 2, the embodiment of the invention also discloses at another video CD N
Reason method, as shown in figure 5, video CD N processing method includes the following steps：
Step S410：The video server obtains user information when user's access.
Step S420：The request of data when video server is accessed according to the user sends number to the user
According to, and at the end of user's access, calculate data speed of download.
Step S430：The data speed of download is compared with preset threshold value.
Step S440：If the data speed of download is lower than the threshold value, the video server carries the user
Message reference domain name system DNS, and obtain the scheduler list of domain name system DNS return.
Step S450：The scheduler IP and the scheduler list that the video server accesses user's last time
In scheduler IP be compared.
Step S460：If there are the scheduler IP that user's last time accesses, the views in the scheduler list
User IP described in all scheduler dispatches of the frequency server into the scheduler list, the user identifier ID and data downloading
Speed.
Herein the implementation procedure of step S410, S440, S450 and S460 and step S110 to S140 shown in Figure 2 and
Principle is identical, and which is not described herein again.
It should be noted that in the case that the addition of the threshold value is so that only data speed of download is lower than threshold value, it is described
Video server is just to User IP described in the scheduler dispatches, the user identifier ID and the data speed of download, scheduling
Data transmission bauds of the device known to after receiving above- mentioned information between certain video server and its user is slower, then the scheduling
When device is that the user distributes video server again, will using above- mentioned information as referring to, do not reallocate the video server to
The user.
Optionally, the threshold value can according to need sets itself, for example, being set as 100KB/S.
The embodiment of the invention discloses a kind of video CD N processing method, the video server is obtained when user accesses
User information；The request of data when video server is accessed according to the user sends data to the user, and with
At the end of family accesses, data speed of download is calculated；The data speed of download is compared with preset threshold value；If the number
Being lower than the threshold value according to speed of download, then the video server carries the user information and accesses domain name system DNS, and
Obtain the scheduler list that domain name system DNS is returned；The scheduling that the video server accesses user's last time
Device IP is compared with the scheduler IP in the scheduler list；If it is last that there are the users in the scheduler list
The scheduler IP of access, then User IP described in all scheduler dispatches of the video server into the scheduler list,
The user identifier ID and data speed of download increase the threshold value of data speed of download, by right in above-mentioned processing method
Data downloading data than will be less than threshold value is sent to scheduler, makes scheduler when being scheduled work, more for user's distribution
Suitable video server allows users to obtain better user experience when watching Online Video.
It should be noted that in video CD N processing method disclosed in above-mentioned Fig. 3, in the scheduler that user is able to access that
When the region IP and IP address affiliated area difference, obtain being the side of the scheduler IP list of the user service
Formula in video CD N processing method disclosed in above-mentioned Fig. 4, is established in the mode and above-mentioned Fig. 5 of data information list and is disclosed
Video CD N processing method in, for data downloading data preset a threshold value mode, can be with any combination.
After the above-mentioned multiple embodiments of the present invention carry out free combination, corresponding effect can be obtained, video server can be made
It quickly and easily to scheduler feedback information, can also allow scheduler when being scheduled work, be more suitable for for user's distribution
Video server allows users to obtain better user experience when watching Online Video.
Based on video CD N processing method disclosed in the embodiments of the present invention, Fig. 6 is specifically disclosed using video CD N
The video CD N processing system of processing method.
As shown in fig. 6, mainly including the embodiment of the invention provides a kind of structural schematic diagram of video CD N processing system：
Domain name system 10, the video server group being connected with domain name system 10 include at least one in the video server group
Video server 20, the video server 20 are at least connected with one or more schedulers 30 in a scheduler group.
The video server 20 for obtaining user information when user's access, and carries the user information access
Domain name system 10 obtains the scheduler list that domain name system 10 returns, the scheduling that user's last time is accessed
Device IP is compared with the scheduler IP in the scheduler list, last if there are the users in the scheduler list
The scheduler IP of access, then all schedulers 30 of the video server 20 into the scheduler list send the user
IP, the user identifier ID and data speed of download；The user information includes scheduler IP, the user accessed user's last time
IP and user identifier ID.
It should be noted that the data speed of download is the video server 20 at the end of user accesses, pass through
The video server 20 being calculated sends the data speed of download of data to the user；The scheduler list is root
What the user information carried when accessing domain name system DNS according to the video server obtained.
Optionally, if there is no the scheduler IP that user's last time accesses, the videos in the scheduler list
Server 20 is also used to the internal queries interface by domain name system 10, the scheduling accessed according to user's last time
Device IP accesses domain name system 10, obtain including the scheduler IP accessed comprising user's last time it is all can be institute
The scheduler IP of user service is stated, and is stored in the scheduler list, all scheduling into the scheduler IP list
Device 30 sends the User IP, the user identifier ID and the data speed of download.
Optionally, the scheduler 30 is also used to according to the User IP, the user identifier ID and described received
Data speed of download real-time update data information list；Data information in the data information list includes the scheduler 30
The time of the user information received, the User IP, the user identifier ID, network data center IDC mark and
The data speed of download；Data information life span in the data information list is N seconds, and N takes the positive number greater than 0.
It should be noted that the mark of the network data center IDC parses the Video service by the scheduler 30
What the IP address of device 20 obtained.
Optionally, the scheduler 30, is also used to, when being scheduled for user access request, if the data information
Include multiple available IDC in list, selects the corresponding IDC of the highest scheduler of data speed of download in the data information list
Distribute to the user.
Optionally, the video server 20 carries the use after being also used to obtain user information when user accesses
Before family message reference domain name system DNS, request of data when being accessed according to the user sends data to the user,
At the end of user's access, data speed of download is calculated, and the data speed of download is compared with preset threshold value, if
The data speed of download is lower than the threshold value, then the video server 20 carries user when accessing domain name system 10
Information obtains the scheduler list that domain name system 10 returns.
Domain name system 10 in a kind of video CD N processing system disclosed by the embodiments of the present invention, video server 20 above
It can be found in the processing side video CD N disclosed in the above embodiment of the present invention with the specific implementation procedure and implementation principle of scheduler 30
The part that domain name system 10 described in method, the video server 20 and the scheduler 30 are related to, is not discussed here.
In conclusion the invention discloses a kind of video CD N processing system, including domain name system 10, with domain name system
The connected video server groups of system 10 include at least a video server 20, the video clothes in the video server group
Business device 20 is at least connected with one or more schedulers 30 in a scheduler group, and the video server 20 obtains user and visits
User information when asking, the user information include scheduler IP, User IP and the user identifier ID accessed user's last time；Institute
It states video server 20 and carries the user information access domain name system 10, obtain the scheduling that domain name system 10 returns
Device list；The scheduler list is the user carried when accessing domain name system DNS according to the video server
What information obtained；In the scheduler IP and the scheduler list that the video server 20 accesses user's last time
Scheduler IP is compared；If there are the scheduler IP that user's last time accesses, the views in the scheduler list
Under User IP described in all scheduler dispatches of the frequency server 20 into the scheduler list, the user identifier ID and data
Carry speed；The data speed of download is the video server 20 at the end of user accesses, obtained by calculation described
Video server 20 sends the data speed of download of data to the user.It can make video server by above-mentioned processing method
20 quickly and easily to 30 feedback information of scheduler, allows users to obtain better user experience when watching Online Video.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (10)
1. a kind of video CD N processing method, which is characterized in that be applied to video CD N processing system, the video CD N processing system
System includes domain name system DNS and video server group, and a video server is included at least in the video server group, described
Video server is at least communicated with one or more schedulers in a scheduler group, the method includes：
The video server obtains user information when user's access, and the user information includes the tune accessed user's last time
Spend device IP, User IP and user identifier ID；
The video server carries the user information and accesses domain name system DNS, and obtains domain name system DNS and return
The scheduler list returned；
The scheduler IP in scheduler IP and the scheduler list that the video server accesses user's last time
It is compared；
If there are the scheduler IP that user's last time accesses in the scheduler list, the video server is to described
User IP described in all scheduler dispatches in scheduler list, the user identifier ID and data speed of download.
2. processing method according to claim 1, which is characterized in that if the user is not present in the scheduler list
The scheduler IP of last time access, the method also includes：
The video server passes through the internal queries interface of domain name system DNS, is accessed according to user's last time
Scheduler IP accesses domain name system DNS, obtains the scheduling accessed in the scheduler list comprising user's last time
All including device IP can provide the scheduler IP of service for the user；
User IP described in all scheduler dispatches of the video server into the scheduler list, the user identifier ID
And the data speed of download.
3. processing method according to claim 1, which is characterized in that further include：
The scheduler is according to the User IP, the user identifier ID and the data speed of download real-time update received
Data information list；
Wherein, the data information in the data information list include the user information that receives of the scheduler when
Between, the mark and the data speed of download of the User IP, the user identifier ID, network data center IDC；
Data information life span in the data information list is N seconds, and N takes the positive number greater than 0.
4. processing method according to claim 3, which is characterized in that further include：
When the scheduler is scheduled for user access request, if in the data information list including multiple available IDC,
The corresponding IDC of the highest scheduler of data speed of download in the data information list is selected to distribute to the user.
5. processing method according to claim 1, which is characterized in that the video server obtains use when user's access
After the information of family, before carrying the user information access domain name system DNS, further include：
The request of data when video server is accessed according to the user sends data to the user, and accesses in user
At the end of, calculate data speed of download；
The data speed of download is compared with preset threshold value；
If the data speed of download is lower than the threshold value, the video server accesses domain name according to the User IP
System DNS obtains the scheduler list that domain name system DNS is returned.
6. a kind of video CD N processing system, which is characterized in that including：Domain name system DNS is connected with domain name system DNS
Video server group, includes at least a video server in the video server group, and the video server is at least with one
One or more schedulers in a scheduler group are connected；
The video server for obtaining user information when user's access, and carries the user information and accesses the domain
Name system DNS obtains the scheduler list that domain name system DNS is returned, the scheduler IP that user's last time is accessed
It is compared with the scheduler IP in the scheduler list, to be accessed if there are user's last times in the scheduler list
Scheduler IP, then User IP described in all scheduler dispatches of the video server into the scheduler list, described
User identifier ID and data speed of download；The user information includes scheduler IP, User IP and the use accessed user's last time
Family identifies ID.
7. processing system according to claim 6, which is characterized in that if the user is not present in the scheduler list
The scheduler IP of last time access, the video server are also used to the internal queries interface by domain name system DNS,
Domain name system DNS is accessed according to the scheduler IP that user's last time accesses, obtains and is visited comprising user's last time
All including the scheduler IP asked can be the scheduler IP of the user service, and be stored in the scheduler list,
User IP described in all scheduler dispatches into the scheduler IP list, the user identifier ID and data downloading speed
Degree.
8. processing system according to claim 6, which is characterized in that the scheduler is also used to according to the institute received
State User IP, the user identifier ID and the data speed of download real-time update data information list；The data information column
Data information in table includes the time for the user information that the scheduler receives, the User IP, user mark
Know the mark and the data speed of download of ID, network data center IDC；Data information existence in the data information list
Time is N seconds, and N takes the positive number greater than 0.
9. processing system according to claim 8, which is characterized in that the scheduler is also used to, and is asked when for user's access
It asks when being scheduled, if including multiple available IDC in the data information list, selects in the data information list under data
It carries the corresponding IDC of the highest scheduler of speed and distributes to the user.
10. processing system according to claim 6, which is characterized in that the video server is also used to obtain user's visit
After user information when asking, before carrying the user information access domain name system DNS, when being accessed according to the user
Request of data send data to the user, at the end of user's access, calculate data speed of download, and will be under the data
It carries speed to compare with preset threshold value, if the data speed of download is lower than the threshold value, the video server root
Domain name system DNS is accessed according to the User IP, obtains the scheduler list that domain name system DNS is returned.
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