CN110392060A - Playing control method, player, scheduling server and CDN file server - Google Patents
Playing control method, player, scheduling server and CDN file server Download PDFInfo
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- CN110392060A CN110392060A CN201910721188.1A CN201910721188A CN110392060A CN 110392060 A CN110392060 A CN 110392060A CN 201910721188 A CN201910721188 A CN 201910721188A CN 110392060 A CN110392060 A CN 110392060A
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000012795 verification Methods 0.000 claims description 61
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000004044 response Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 10
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 239000012634 fragment Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention provides a play control method, which comprises the following steps: the player sends a scheduling request aiming at a target video to a CDN file server; the CDN file server side returns feedback information at least comprising a file address of the target video, a CDN file pass and a first electronic signature of the CDN file pass to the player, wherein the CDN file pass at least comprises an effective period, and the first electronic signature is obtained by the scheduling server side through signing and issuing the CDN file pass by using a private key; the player sends a downloading request which at least comprises a CDN file pass and a first electronic signature and aims at the target video to a CDN file server side corresponding to the file address; the CDN file server side verifies the CDN file pass based on the validity period, verifies the first electronic signature by using the public key, and responds to the downloading request under the condition that the CDN file pass and the first electronic signature are verified; and the player receives video data of the target video sent by the CDN file server. The invention can effectively control the stealing link behavior and reduce the stealing link playing loss.
Description
Technical field
The present invention relates to information technology fields, take more specifically to a kind of control method for playing back, player, scheduling
Business end and CDN file service end.
Background technique
At this stage, user downloads or needs when playing video through self-built or business CDN (Content
Delivery Network, i.e. content distributing network) accelerated.
In order to obtain video, player needs successively to access access service end, dispatch service end and CDN file service end.
For door chain, need to coordinate components above upgrading control strategy, but wherein CDN file service end can involve more business CDN
Manufacturer, such upgrade cycle can be more than the first quarter, bring very big difficulty to upgrading.
Summary of the invention
In view of this, to solve the above problems, the present invention provides a kind of control method for playing back, player, dispatch service end
With CDN file service end.Technical solution is as follows:
A kind of control method for playing back, which is characterized in that be applied to player, which comprises
The scheduling request for being directed to target video is sent to dispatch service end；
Receive the feedback information that the dispatch service end group is sent in the scheduling request；Wherein, the feedback information is extremely
First electronic signature of the file address including the target video, the CDN file pass and the CDN file pass less,
The CDN file pass includes at least term of validity, and first electronic signature is that the dispatch service end uses pre- Mr.
At private key the CDN file pass signed and issued；
To the file address corresponding CDN file service end send it is for the target video, include at least it is described
The downloading request of the CDN file pass and first electronic signature, so that CDN file service end is in the CDN file
In the case that the pass and first electric signing verification pass through, the downloading request is responded；Wherein, the CDN file is logical
Row card is that the CDN file service end group is verified in the term of validity, and first electronic signature is the CDN file clothes
Business end uses the public key verifications to match with the private key, and the public key is that the dispatch service end pre-generates and is sent to
CDN file service end；
Receive the video data of the target video of CDN file service end transmission.
Preferably, in the case where the CDN file pass further includes player file signature public key, the method is also
Include:
Obtain the player file signature private key to match with the player file signature public key；
It is described to the file address corresponding CDN file service end send for the target video, include at least
The downloading request of the CDN file pass and first electronic signature, so that CDN file service end is in the CDN
In the case that the file pass and first electric signing verification pass through, the downloading request is responded, comprising:
For the target video the including described CDN text is sent to the file address corresponding CDN file service end
The part pass, first electronic signature, the second electronic signature of player requests information and the player requests information
Downloading request, so that CDN file service end is in the CDN file pass, first electronic signature, the player
In the case that solicited message and second electric signing verification pass through, the downloading request is responded；Wherein, second electronics
Signature is that the player is signed and issued to obtain using the player file signature private key to the player requests information, described
Request time is included at least in player requests information, the player requests information is the CDN file service end group in institute
Request time verifying is stated, second electronic signature is that CDN file service end is public using the player file signature
Key verifying.
Preferably, in the case where the feedback information further includes having encrypted player file signature private key, the acquisition
The player file signature private key to match with the player file signature public key, comprising:
Decryption is described to have encrypted what player file signature private key obtained matching with the player file signature public key
Player file signature private key.
A kind of player, the player include:
First sending module, for sending the scheduling request for being directed to target video to dispatch service end；
First receiving module, the feedback information sent for receiving the dispatch service end group in the scheduling request；Its
In, file address, the CDN file pass and the CDN file that the feedback information includes at least the target video are current
First electronic signature of card, the CDN file pass include at least term of validity, and first electronic signature is the scheduling
Server-side signs and issues the CDN file pass using pre-generated private key；
First sending module is also used to send to the file address corresponding CDN file service end for described
Target video, including at least the CDN file pass and it is described first electronic signature downloading request so that the CDN
File service end responds the downloading in the case where the CDN file pass and first electric signing verification pass through
Request；Wherein, the CDN file pass is that the CDN file service end group is verified in the term of validity, described first
Electronic signature is that CDN file service end uses the public key verifications to match with the private key, and the public key is the tune
Degree server-side pre-generates and is sent to CDN file service end；
First receiving module is also used to receive the video of the target video of CDN file service end transmission
Data.
A kind of control method for playing back is applied to dispatch service end, which comprises
Receive the scheduling request for target video that player is sent；
Feedback information is sent to the player based on the scheduling request；Wherein, the feedback information includes at least institute
State the first electronic signature of the file address, the CDN file pass and the CDN file pass of target video, the CDN text
The part pass includes at least term of validity, and first electronic signature is that the dispatch service end uses pre-generated private key pair
What the CDN file pass was signed and issued, the CDN file pass and first electronic signature are at least the broadcasting
Device sends the downloading for the target video to the file address corresponding CDN file service end and requests and described in receiving
CDN service end sends the basis of the video data of the target video, and CDN file service end is logical in the CDN file
Row card and first electric signing verification respond the downloading request in the case where passing through, the CDN file pass is
What the CDN file service end group was verified in the term of validity, first electronic signature is that CDN file service end makes
With the public key verifications to match with the private key, the public key is that the dispatch service end pre-generates and is sent to described
CDN file service end.
Preferably, the CDN file pass further includes player file signature public key；
The CDN file pass, first electronic signature, player requests information and the player requests information
The second electronic signature to be the player send to the file address corresponding CDN file service end regards for the target
The downloading of frequency requests and receives the basis that the CDN service end sends the video data of the target video, the CDN file
Server-side is in the CDN file pass, first electronic signature, player requests information and second electronic signature
The downloading request is responded in the case where being verified, second electronic signature is that the player uses player file
Signature private key signs and issues the player requests information, and request time is included at least in the player requests information,
The player requests information is that the CDN file service end group is verified in the request time, second electronic signature
It is CDN file service end using the player file signature public key verifications, the player file signature private key is
It is that the player obtains, match with the player file signature public key.
A kind of dispatch service end, the dispatch service end include:
Second receiving module, for receiving the scheduling request for target video of player transmission；
Second sending module, for sending feedback information to the player based on the scheduling request；Wherein, described anti-
Feedforward information includes at least the first electricity of the file address of the target video, the CDN file pass and the CDN file pass
Son signature, the CDN file pass include at least term of validity, and first electronic signature is that the dispatch service end uses
Pre-generated private key signs and issues the CDN file pass, the CDN file pass and the first electronics label
Name is at least the player and sends the downloading for being directed to the target video to the file address corresponding CDN file service end
The basis that the CDN service end sends the video data of the target video is requested and receives, CDN file service end is
The downloading request is responded in the case where the CDN file pass and first electric signing verification pass through, it is described
The CDN file pass is that the CDN file service end group is verified in the term of validity, and first electronic signature is described
CDN file service end uses the public key verifications to match with the private key, and the public key is described pre- Mr. in dispatch service end
At and be sent to CDN file service end.
A kind of control method for playing back is applied to CDN file service end, which comprises
The downloading for the target video that player is sent is received to request；Wherein, described download request to includes less
First electronic signature of the CDN file pass and the CDN file pass in feedback information, the CDN service end and described anti-
File address in feedforward information is corresponding, and the feedback information is that dispatch service end group is sent in the player, for institute
State what the scheduling request of target video was sent to the player, the CDN file pass includes at least term of validity, described
First electronic signature is what the CDN file pass was signed and issued using pre-generated private key in the dispatch service end；
The CDN file pass is verified based on the term of validity, and is tested using the public key to match with the private key
Demonstrate,prove first electronic signature；Wherein, the public key is that the dispatch service end pre-generates and is sent to the CDN file clothes
Business end；
In the case where the CDN file pass and first electric signing verification pass through, responds the downloading and ask
It asks, the video data of the target video is sent to the player.
Preferably, the CDN file pass further includes player file signature public key；
The downloading request includes the CDN file pass, first electronic signature, player requests information and institute
The second electronic signature of player requests information is stated, the player requests information includes at least request time, second electricity
The son signature player is signed and issued to obtain using player file signature private key to the player requests information, described to broadcast
Putting device file signature private key is that the player obtains, matches with the player file signature public key；
The method also includes:
The player requests information is verified based on the request time, and is tested using the player file signature public key
Demonstrate,prove second electronic signature；
It is described in the case where the CDN file pass and first electric signing verification pass through, respond it is described under
Carry request, comprising:
In the CDN file pass, first electronic signature, the player requests information and second electronics
In the case that signature verification passes through, the downloading request is responded.
A kind of CDN file service end, CDN file service end include:
Third receiving module, the downloading for the target video for receiving player transmission are requested；Wherein, described
The first electronic signature less including the CDN file pass and the CDN file pass in feedback information is downloaded request to, it is described
CDN service end is corresponding with the file address in the feedback information, and the feedback information is that dispatch service end group is broadcast in described
Put device transmission, sent to the player for the scheduling request of the target video, the CDN file pass is at least
Including term of validity, first electronic signature is that the dispatch service end uses pre-generated private key to the CDN file
What the pass was signed and issued；
Authentication module, for verifying the CDN file pass, and use and the private key phase based on the term of validity
First electronic signature described in matched public key verifications；Wherein, the public key is that the dispatch service end pre-generates and is sent to
CDN file service end；
Respond module, for ringing in the case where the CDN file pass and first electric signing verification pass through
It answers the downloading to request, the video data of the target video is sent to the player.
A kind of above control method for playing back provided by the invention, dispatch service end pre-generate the public key that a pair matches and
Private key, public key are synchronized to each CDN file service end.Player is asked to the transmission of CDN file service end for the scheduling of target video
It asks；CDN file service end returns to file address, the CDN file pass and the CDN file for including at least target video to player
The feedback information of first electronic signature of the pass, wherein the CDN file pass includes at least term of validity, the first electronics label
Name is that the CDN file pass is signed and issued using private key in dispatch service end；Player is to the corresponding CDN file in file address
Server-side sends downloading for target video, signing electronically including at least the CDN file pass and first and requests；CDN text
Part server-side is based on the term of validity verifying CDN file pass, is signed electronically using public key verifications first, current in CDN file
In the case that card and the first electric signing verification pass through, response downloading request；Player receives the mesh that CDN file service end is sent
Mark the video data of video.
Based on the present invention, player, the responsibility of each component in dispatch service end and CDN file service end be clear, the degree of coupling very
It is low, and since the forgery difficulty of electronic signature is high, the term of validity of the CDN file pass is certain, this can effectively control robber
Chain behavior reduces and steals chain broadcasting loss, carrys out door chain without coordination component escalation policy, realizes the flexible expansion of each component
And modification.
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 method flow diagram of control method for playing back provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of player provided in an embodiment of the present invention；
Fig. 3 is the another method flow chart of control method for playing back provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram at dispatch service end provided in an embodiment of the present invention；
Fig. 5 is the another method flow chart of control method for playing back provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram at CDN file service provided in an embodiment of the present invention end.
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 embodiment of the present invention provides a kind of control method for playing back, and this method is applied to player, player can integrate in
In terminal or browser, the method flow diagram of this method is as shown in Figure 1, include the following steps:
S101 sends the scheduling request for being directed to target video to dispatch service end.
In the present embodiment, the touch control operation of player response user determines target video to be downloaded, will regard for target
The downloading request of frequency is sent to access service end.The identity and authentication of player are verified in access service end, after player passes through,
The scheduling address about dispatch service end is returned to player.The corresponding dispatch service end in address is transferred to this and is sent out in dispatch service end
Send the scheduling request for target video.
S102 receives the feedback information that dispatch service end group is sent in scheduling request；Wherein, feedback information includes at least mesh
The first electronic signature of the file address, the CDN file pass and the CDN file pass of video is marked, the CDN file pass is at least
Including term of validity, the first electronic signature is that the CDN file pass is signed and issued using pre-generated private key in dispatch service end
It arrives.
In the present embodiment, dispatch service end pre-generates the public key and private key that a pair matches, and public key is synchronized to each CDN text
Part server-side, private key then locally save.Dispatch service end determines target video after the scheduling request for receiving player transmission
File address, generate the first electronic signature of the CDN file pass and the CDN file pass.
Wherein, this document address can be video file address (i.e. the file address of complete video), can also be fragment
Listing file address, the fragment listing file address include multiple slicing files of target video address, can for m3u8 or
Person's dash format.
In addition, the CDN file pass includes at least term of validity, it can also include terminal iidentification, the version of such as player
Sheet, user gradation, file download speed limit require, issue the time etc., and the present embodiment does not limit this.
S103, to file address corresponding CDN file service end send for target video, include at least CDN file
The downloading request of the pass and the first electronic signature, so that CDN file service end is signed electronically in the CDN file pass and first
In the case where being verified, response downloading request；Wherein, the CDN file pass is that CDN file service end group is tested in term of validity
Card, the first electronic signature is that CDN file service end uses the public key verifications to match with private key, and public key is dispatch service end
It pre-generates and is sent to CDN file service end.
In the present embodiment, player determines corresponding CDN text according to video file address or fragment listing file address
Part server-side, and downloading request is sent to the CDN file service end.
Whether CDN file service end judges current time in the effective of the CDN file pass after receiving downloading request
It signs electronically in time limit and using the public key verifications first being locally stored.If current time is within term of validity and first is electric
Son signature then responds the downloading request of player by verifying.
It certainly, can be according to if the CDN file pass further includes user gradation and/or the requirement of file download speed limit
The corresponding class requirement of user gradation and/or file download speed limit require to provide complete or fragment video data.
It should be noted that if current time is not within term of validity or the first electronic signature is unverified,
Then refuse the downloading request of player in CDN file service end.At this point it is possible to player return prompt information, from player to
User shows.
S104 receives the video data for the target video that CDN file service end is sent.
It further include player file in the CDN file pass further to ensure door chain in some other embodiment
In the case where public signature key, control method for playing back shown in FIG. 1 further includes following steps:
Obtain the player file signature private key to match with player file signature public key.
In the present embodiment, player file signature private key can be sent to player by dispatch service end in advance, by player
It is locally stored.It is, of course, also possible to when returning to feedback information by dispatch service end, with file address, the CDN file pass and first
Electronic signature returns together, and player file signature private key needs to be encrypted using encryption and decryption agreement at this time, the encryption and decryption
Agreement is predefined by player and dispatch service end.
Therefore, above-mentioned " to obtain and play in the case where feedback information further includes having encrypted player file signature private key
The player file signature private key that device file signature public key matches ", comprising:
Decryption has encrypted player file signature private key and has obtained the player to match with player file signature public key text
Part signature private key.
In the present embodiment, player is based on having encrypted player with the predetermined encryption and decryption agreement decryption in dispatch service end
File signature private key obtains player file signature private key.
It " is sent to file address corresponding CDN file service end for target video, at least at this point, in step S103
Including the downloading request that the CDN file pass and first sign electronically so that CDN file service end in the CDN file pass and
In the case that first electric signing verification passes through, response downloading request ", comprising:
For target video including the CDN file pass, the are sent to file address corresponding CDN file service end
One electronic signature, the second downloading request to sign electronically of player requests information and player requests information, so that CDN file
Server-side is the case where the CDN file pass, the first electronic signature, player requests information and the second electric signing verification pass through
Under, response downloading request；Wherein, the second electronic signature is that player believes player requests using player file signature private key
What breath was signed and issued, request time is included at least in player requests information, player requests information is CDN file service end group
In request time verifying, the second electronic signature is that CDN file service end uses player file signature public key verifications.
In the present embodiment, player removes the CDN file pass and first into the downloading request that CDN file service end is sent
Electronic signature is outer, further includes the second electronic signature of player requests information and player requests information.
Wherein, player requests information includes at least request time, can also include the information such as player version, this
Embodiment does not limit this.
CDN file service end is after receiving downloading request, in addition to the verifying CDN file pass and the first electronic signature,
Also judge whether the time difference of current time and request time in preset time difference allowed band and uses player file
The second signature of public signature key verifying.If the CDN file pass and first electronic signature by verifying and current time with ask
The time difference of seeking time in preset time difference allowed band, second electronic signature by verifying, then respond under player
Carry request.
Control method for playing back provided in an embodiment of the present invention, player, each component in dispatch service end and CDN file service end
Responsibility is clear, the degree of coupling is very low, and due to the term of validity one of the forgerys difficulty height of electronic signature, the CDN file pass
Fixed, this can effectively control chain behavior of stealing, reduce and steal chain broadcasting loss, carry out door chain without coordination component escalation policy,
Realize the flexible expansion and modification of each component.
The control method for playing back provided based on the above embodiment, the embodiment of the present invention then provide a kind of player, the broadcasting
The structural schematic diagram of device is as shown in Figure 2, comprising:
First sending module 101, for sending the scheduling request for being directed to target video to dispatch service end.
First receiving module 102, the feedback information sent for receiving dispatch service end group in scheduling request；Wherein, instead
Feedforward information includes at least the first electronic signature of the file address, the CDN file pass and the CDN file pass of target video,
The CDN file pass includes at least term of validity, and the first electronic signature is that dispatch service end uses pre-generated private key to CDN
The file pass is signed and issued.
First sending module 101 is also used to send to file address corresponding CDN file service end for target video
, the downloading to sign electronically including at least the CDN file pass and first request so that CDN file service end is logical in CDN file
In the case that row card and the first electric signing verification pass through, response downloading request；Wherein, the CDN file pass is CDN file clothes
Business end group is verified in term of validity, and the first electronic signature is that CDN file service end uses the public key verifications to match with private key
, public key is that dispatch service end pre-generates and is sent to CDN file service end.
First receiving module 102 is also used to receive the video data of the target video of CDN file service end transmission.
Optionally, the first sending module 101, is also used to:
In the case where the CDN file pass further includes player file signature public key, obtain and player file signature
The player file signature private key that public key matches.
It is for target video, logical including at least CDN file for being sent to file address corresponding CDN file service end
The downloading request of row card and the first electronic signature, so that CDN file service end is tested in the CDN file pass and the first electronic signature
In the case that card passes through, the first sending module 101 of response downloading request is specifically used for:
For target video including the CDN file pass, the are sent to file address corresponding CDN file service end
One electronic signature, the second downloading request to sign electronically of player requests information and player requests information, so that CDN file
Server-side is the case where the CDN file pass, the first electronic signature, player requests information and the second electric signing verification pass through
Under, response downloading request；Wherein, the second electronic signature is that player believes player requests using player file signature private key
What breath was signed and issued, request time is included at least in player requests information, player requests information is CDN file service end group
In request time verifying, the second electronic signature is that CDN file service end uses player file signature public key verifications.
Optionally, for obtaining the first hair of the player file signature private key to match with player file signature public key
Module 101 is sent, is specifically used for:
In the case where feedback information further includes having encrypted player file signature private key, decryption has encrypted player file
Signature private key obtains the player file signature private key to match with player file signature public key.
Player provided in an embodiment of the present invention, with the responsibility of each component in dispatch service end and CDN file service end it is clear,
The degree of coupling is very low, and since the forgery difficulty of electronic signature is high, the term of validity of the CDN file pass is certain, this can have
Chain behavior is stolen in effect control, reduction steals chain and plays loss, is carried out door chain without coordination component escalation policy, is realized each component
Flexible expansion and modification.
The control method for playing back provided based on the above embodiment, the embodiment of the present invention also provide a kind of control method for playing back,
This method is applied to dispatch service end, and method flow diagram is as shown in figure 3, include the following steps:
S201 receives the scheduling request for target video that player is sent.
S202 sends feedback information to player based on scheduling request；Wherein, feedback information includes at least target video
First electronic signature of file address, the CDN file pass and the CDN file pass, the CDN file pass includes at least effective
In the time limit, the first electronic signature is that the CDN file pass is signed and issued using pre-generated private key in dispatch service end, CDN
The file pass and the first electronic signature are at least player and send to file address corresponding CDN file service end for target
Video downloading request simultaneously receive CDN service end send target video video data basis, CDN file service end be
Response downloading request in the case that the CDN file pass and the first electric signing verification pass through, the CDN file pass is CDN
File service end group is verified in term of validity, and the first electronic signature is that CDN file service end uses the public affairs to match with private key
Key verifying, public key is that dispatch service end pre-generates and is sent to CDN file service end.
In some other embodiment, further to ensure door chain, the CDN file pass further includes player file label
Name public key；
The CDN file pass, first electronic signature, player requests information and player requests information the second electronics label
Name is that player requests for the downloading of target video to the transmission of file address corresponding CDN file service end and receives CDN clothes
Be engaged in end send target video video data basis, CDN file service end be the CDN file pass, first electronic signature,
Response downloading request in the case that player requests information and the second electric signing verification pass through, the second electronic signature is to play
Device signs and issues player requests information using player file signature private key, includes at least and asks in player requests information
Seeking time, player requests information are that CDN file service end group is verified in request time, and the second electronic signature is CDN file
For server-side using player file signature public key verifications, player file signature private key is player acquisition and player
File signature public key matches.
Optionally, feedback information further includes having encrypted player file signature private key, and player file signature private key is to broadcast
It puts device decryption and has encrypted what player file signature private key obtained.
It should be noted that player (access service end), dispatch service end, the respective broadcasting stream in CDN file service end
Journey can be found in above-described embodiment and disclose part, and details are not described herein for the present embodiment.
Control method for playing back provided in an embodiment of the present invention, player, each component in dispatch service end and CDN file service end
Responsibility is clear, the degree of coupling is very low, and due to the term of validity one of the forgerys difficulty height of electronic signature, the CDN file pass
Fixed, this can effectively control chain behavior of stealing, reduce and steal chain broadcasting loss, carry out door chain without coordination component escalation policy,
Realize the flexible expansion and modification of each component.
The control method for playing back provided based on the above embodiment, the embodiment of the present invention then provide a kind of dispatch service end, should
The structural schematic diagram at dispatch service end is as shown in Figure 4, comprising:
Second receiving module 201, for receiving the scheduling request for target video of player transmission.
Second sending module 202, for sending feedback information to player based on scheduling request；Wherein, feedback information is extremely
The first electronic signature of the file address including target video, the CDN file pass and the CDN file pass, CDN file are logical less
Row card includes at least term of validity, and the first electronic signature is that dispatch service end is current to CDN file using pre-generated private key
What signed certificate was sent out, the CDN file pass and the first electronic signature are at least player to the corresponding CDN file clothes in file address
Business end sends the downloading request for target video and receives the basis that CDN service end sends the video data of target video,
CDN file service end be the CDN file pass and the first electric signing verification by the case where response downloading request,
The CDN file pass is that CDN file service end group is verified in term of validity, and the first electronic signature is that CDN file service end makes
With the public key verifications to match with private key, public key is that dispatch service end pre-generates and is sent to CDN file service end.
Optionally, the CDN file pass further includes player file signature public key；
The CDN file pass, first electronic signature, player requests information and player requests information the second electronics label
Name is that player requests for the downloading of target video to the transmission of file address corresponding CDN file service end and receives CDN clothes
Be engaged in end send target video video data basis, CDN file service end be the CDN file pass, first electronic signature,
Response downloading request in the case that player requests information and the second electric signing verification pass through, the second electronic signature is to play
Device signs and issues player requests information using player file signature private key, includes at least and asks in player requests information
Seeking time, player requests information are that CDN file service end group is verified in request time, and the second electronic signature is CDN file
For server-side using player file signature public key verifications, player file signature private key is player acquisition and player
File signature public key matches.
Optionally, feedback information further includes having encrypted player file signature private key, and player file signature private key is to broadcast
It puts device decryption and has encrypted what player file signature private key obtained.
Dispatch service end provided in an embodiment of the present invention, with the responsibility of each component of player and CDN file service end it is clear,
The degree of coupling is very low, and since the forgery difficulty of electronic signature is high, the term of validity of the CDN file pass is certain, this can have
Chain behavior is stolen in effect control, reduction steals chain and plays loss, is carried out door chain without coordination component escalation policy, is realized each component
Flexible expansion and modification.
The control method for playing back provided based on the above embodiment, the embodiment of the present invention also provide a kind of control method for playing back,
This method is applied to CDN file service end, and method flow diagram is as shown in figure 5, include the following steps:
S301 receives the downloading for target video that player is sent and requests；Wherein, downloading request to few includes feedback
First electronic signature of the CDN file pass and the CDN file pass in information, CDN service end and the text in feedback information
Part address is corresponding, feedback information is dispatch service end group to be sent in player, for target video scheduling request to broadcasting
Device transmission is put, the CDN file pass includes at least term of validity, and the first electronic signature is dispatch service end using pre-generated
Private key the CDN file pass signed and issued.
S302 verifies the CDN file pass based on term of validity, and uses the first electricity of public key verifications to match with private key
Son signature；Wherein, public key is that dispatch service end pre-generates and is sent to CDN file service end.
S303, in the case where the CDN file pass and the first electric signing verification pass through, response downloading request, by mesh
The video data of mark video is sent to player.
In some other embodiment, further to ensure door chain, the CDN file pass further includes player file label
Name public key；
Downloading request includes the CDN file pass, the first electronic signature, player requests information and player requests information
The second electronic signature, player requests information includes at least request time, and the second electronic signature, which is player, uses player
File signature private key signs and issues player requests information, player file signature private key be player obtain, with broadcast
Device file signature public key is put to match；
The above method further include:
Player requests information is verified based on request time, and uses player file signature public key verifications the second electronics label
Name；
In the case where the CDN file pass and the first electric signing verification pass through, response downloading request, comprising:
In the feelings that the CDN file pass, the first electronic signature, player requests information and the second electric signing verification pass through
Under condition, response downloading request.
It should be noted that player (access service end), dispatch service end, the respective broadcasting stream in CDN file service end
Journey can be found in above-described embodiment and disclose part, and details are not described herein for the present embodiment.
Control method for playing back provided in an embodiment of the present invention, player, each component in dispatch service end and CDN file service end
Responsibility is clear, the degree of coupling is very low, and due to the term of validity one of the forgerys difficulty height of electronic signature, the CDN file pass
Fixed, this can effectively control chain behavior of stealing, reduce and steal chain broadcasting loss, carry out door chain without coordination component escalation policy,
Realize the flexible expansion and modification of each component.
The control method for playing back provided based on the above embodiment, the embodiment of the present invention then provide a kind of CDN file service end,
The structural schematic diagram at the CDN file service end is as shown in Figure 6, comprising:
Third receiving module 301, the downloading for target video for receiving player transmission are requested；Wherein, it downloads
Request includes at least the first electronic signature of the CDN file pass and the CDN file pass in feedback information, CDN service end
Corresponding with the file address in feedback information, feedback information is that dispatch service end group sends in player, regards for target
The scheduling request of frequency is sent to player, and the CDN file pass includes at least term of validity, and the first electronic signature is scheduling clothes
The CDN file pass is signed and issued using pre-generated private key at business end.
Authentication module 302 for verifying the CDN file pass based on term of validity, and uses the public affairs to match with private key
The first electronic signature of key verifying；Wherein, public key is that dispatch service end pre-generates and is sent to CDN file service end.
Respond module 303, in the case where the CDN file pass and the first electric signing verification pass through, under response
Request is carried, the video data of target video is sent to player.
Optionally, the CDN file pass further includes player file signature public key；
Downloading request includes the CDN file pass, the first electronic signature, player requests information and player requests information
The second electronic signature, player requests information includes at least request time, and the second electronic signature, which is player, uses player
File signature private key signs and issues player requests information, player file signature private key be player obtain, with broadcast
Device file signature public key is put to match；
Authentication module 302, is also used to:
Player requests information is verified based on request time, and uses player file signature public key verifications the second electronics label
Name；
For the response that in the case where the CDN file pass and the first electric signing verification pass through, response downloading is requested
Module 303, is specifically used for:
In the feelings that the CDN file pass, the first electronic signature, player requests information and the second electric signing verification pass through
Under condition, response downloading request.
CDN file service provided in an embodiment of the present invention end, with the responsibility of each component of player and dispatch service end it is clear,
The degree of coupling is very low, and since the forgery difficulty of electronic signature is high, the term of validity of the CDN file pass is certain, this can have
Chain behavior is stolen in effect control, reduction steals chain and plays loss, is carried out door chain without coordination component escalation policy, is realized each component
Flexible expansion and modification.
Above to a kind of control method for playing back provided by the present invention, player, dispatch service end and CDN file service end
It is described in detail, used herein a specific example illustrates the principle and implementation of the invention, the above reality
The explanation for applying example is merely used to help understand method and its core concept of the invention；Meanwhile for the general technology of this field
Personnel, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this theory
Bright book content should not be construed as limiting the invention.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For the device disclosed in the embodiment, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, phase
Place is closed referring to method part illustration.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that the element that the process, method, article or equipment including a series of elements is intrinsic,
It further include either the element intrinsic for these process, method, article or equipments.In the absence of more restrictions,
The element limited by sentence "including a ...", it is not excluded that in the process, method, article or equipment including the element
In there is also other identical elements.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of control method for playing back, which is characterized in that be applied to player, which comprises
The scheduling request for being directed to target video is sent to dispatch service end；
Receive the feedback information that the dispatch service end group is sent in the scheduling request；Wherein, the feedback information at least wraps
The first electronic signature of the file address, the CDN file pass and the CDN file pass of the target video is included, it is described
The CDN file pass includes at least term of validity, and first electronic signature is that the dispatch service end use is pre-generated
Private key signs and issues the CDN file pass；
It is sent to the file address corresponding CDN file service end for the target video, literary including at least the CDN
The downloading request of the part pass and first electronic signature, so that CDN file service end is in the CDN file pass
In the case where passing through with first electric signing verification, the downloading request is responded；Wherein, the CDN file pass is
What the CDN file service end group was verified in the term of validity, first electronic signature is that CDN file service end makes
With the public key verifications to match with the private key, the public key is that the dispatch service end pre-generates and is sent to described
CDN file service end；
Receive the video data of the target video of CDN file service end transmission.
2. the method according to claim 1, wherein further including player file in the CDN file pass
In the case where public signature key, the method also includes:
Obtain the player file signature private key to match with the player file signature public key；
It is described to the file address corresponding CDN file service end send it is for the target video, include at least it is described
The downloading request of the CDN file pass and first electronic signature, so that CDN file service end is in the CDN file
In the case that the pass and first electric signing verification pass through, the downloading request is responded, comprising:
It is logical that for the target video the including described CDN file is sent to the file address corresponding CDN file service end
Row card, first electronic signature, the second downloading to sign electronically of player requests information and the player requests information
Request, so that CDN file service end is in the CDN file pass, first electronic signature, the player requests
In the case that information and second electric signing verification pass through, the downloading request is responded；Wherein, second electronic signature
The player is signed and issued to obtain using the player file signature private key to the player requests information, the broadcasting
Request time is included at least in device solicited message, the player requests information is that the CDN file service end group is asked in described
Seeking time verifying, second electronic signature is that CDN file service end is tested using the player file signature public key
Card.
3. according to the method described in claim 2, it is characterized in that, further including having encrypted player file in the feedback information
In the case where signature private key, the player file signature private key that the acquisition matches with the player file signature public key,
Include:
Player file signature private key, which has been encrypted, described in decryption obtains the broadcasting to match with the player file signature public key
Device file signature private key.
4. a kind of player, which is characterized in that the player includes:
First sending module, for sending the scheduling request for being directed to target video to dispatch service end；
First receiving module, the feedback information sent for receiving the dispatch service end group in the scheduling request；Wherein, institute
Feedback information is stated including at least the of the file address of the target video, the CDN file pass and the CDN file pass
One electronic signature, the CDN file pass include at least term of validity, and first electronic signature is the dispatch service end
The CDN file pass is signed and issued using pre-generated private key；
First sending module is also used to send to the file address corresponding CDN file service end for the target
Video, including at least the CDN file pass and it is described first electronic signature downloading request so that the CDN file
Server-side responds the downloading request in the case where the CDN file pass and first electric signing verification pass through；
Wherein, the CDN file pass is that the CDN file service end group is verified in the term of validity, first electronics
Signature is that CDN file service end uses the public key verifications to match with the private key, and the public key is the scheduling clothes
Business end pre-generates and is sent to CDN file service end；
First receiving module is also used to receive the video data of the target video of CDN file service end transmission.
5. a kind of control method for playing back, which is characterized in that be applied to dispatch service end, which comprises
Receive the scheduling request for target video that player is sent；
Feedback information is sent to the player based on the scheduling request；Wherein, the feedback information includes at least the mesh
The first electronic signature of the file address, the CDN file pass and the CDN file pass of video is marked, the CDN file is logical
Row card includes at least term of validity, and first electronic signature is that the dispatch service end uses pre-generated private key to described
The CDN file pass is signed and issued, the CDN file pass and it is described first electronic signature be at least the player to
The file address corresponding CDN file service end transmission requests for the downloading of the target video and receives the CDN clothes
Business end sends the basis of the video data of the target video, CDN file service end be in the CDN file pass and
First electric signing verification responds the downloading request in the case where passing through, the CDN file pass is the CDN
File service end group is verified in the term of validity, and first electronic signature is CDN file service end use and institute
The public key verifications that private key matches are stated, the public key is that the dispatch service end pre-generates and is sent to the CDN file
Server-side.
6. according to the method described in claim 5, it is characterized in that, the CDN file pass further includes player file label
Name public key；
The CDN file pass, first electronic signature, player requests information and the player requests information the
Two electronic signatures are that the player is sent to the file address corresponding CDN file service end for the target video
Downloading requests and receives the basis that the CDN service end sends the video data of the target video, the CDN file service
End is in the CDN file pass, first electronic signature, player requests information and second electric signing verification
The downloading request is responded in the case where, second electronic signature is that the player uses player file signature
Private key signs and issues the player requests information, and request time is included at least in the player requests information, described
Player requests information is that the CDN file service end group is verified in the request time, and second electronic signature is institute
CDN file service end is stated using the player file signature public key verifications, the player file signature private key is described
It is that player obtains, match with the player file signature public key.
7. a kind of dispatch service end, which is characterized in that the dispatch service end includes:
Second receiving module, for receiving the scheduling request for target video of player transmission；
Second sending module, for sending feedback information to the player based on the scheduling request；Wherein, the feedback letter
Breath includes at least the first electronics label of the file address of the target video, the CDN file pass and the CDN file pass
Name, the CDN file pass include at least term of validity, and first electronic signature is that the dispatch service end uses in advance
The private key of generation signs and issues the CDN file pass, and the CDN file pass and first electronic signature are extremely
It is that the player is asked to the transmission of the file address corresponding CDN file service end for the downloading of the target video less
Ask and receive the basis that the CDN service end sends the video data of the target video, CDN file service end be
The CDN file pass and first electric signing verification respond the downloading request, the CDN in the case where passing through
The file pass is that the CDN file service end group is verified in the term of validity, and first electronic signature is the CDN
File service end uses the public key verifications to match with the private key, and the public key is that the dispatch service end is pre-generated simultaneously
It is sent to CDN file service end.
8. a kind of control method for playing back, which is characterized in that be applied to CDN file service end, which comprises
The downloading for the target video that player is sent is received to request；Wherein, described download request to few includes feedback
First electronic signature of the CDN file pass and the CDN file pass in information, the CDN service end and the feedback letter
File address in breath is corresponding, and the feedback information is that dispatch service end group is sent in the player, for the mesh
The scheduling request of mark video is sent to the player, and the CDN file pass is including at least term of validity, and described first
Electronic signature is that the CDN file pass is signed and issued using pre-generated private key in the dispatch service end；
The CDN file pass is verified based on the term of validity, and uses the public key verifications institute to match with the private key
State the first electronic signature；Wherein, the public key is that the dispatch service end pre-generates and is sent to CDN file service end
's；
In the case where the CDN file pass and first electric signing verification pass through, the downloading request is responded, it will
The video data of the target video is sent to the player.
9. according to the method described in claim 8, it is characterized in that, the CDN file pass further includes player file label
Name public key；
Downloading request includes the CDN file pass, first electronic signature, player requests information and described broadcasts
The second electronic signature of device solicited message is put, the player requests information includes at least request time, the second electronics label
The name player is signed and issued to obtain using player file signature private key to the player requests information, the player
File signature private key is that the player obtains, matches with the player file signature public key；
The method also includes:
The player requests information is verified based on the request time, and uses player file signature public key verifications institute
State the second electronic signature；
It is described in the case where the CDN file pass and first electric signing verification pass through, respond the downloading and ask
It asks, comprising:
In the CDN file pass, first electronic signature, the player requests information and second electronic signature
In the case where being verified, the downloading request is responded.
10. a kind of CDN file service end, which is characterized in that CDN file service end includes:
Third receiving module, the downloading for the target video for receiving player transmission are requested；Wherein, the downloading
Request includes at least the first electronic signature of the CDN file pass and the CDN file pass in feedback information, the CDN clothes
Being engaged in, end is corresponding with the file address in the feedback information, and the feedback information is that dispatch service end group is sent out in the player
It is sending, sent for the scheduling request of the target video to the player, the CDN file pass, which includes at least, to be had
It imitates the time limit, first electronic signature is that the dispatch service end uses pre-generated private key to the CDN file pass
It signs and issues；
Authentication module, for verifying the CDN file pass based on the term of validity, and use matches with the private key
Public key verifications described in first electronic signature；Wherein, the public key is that the dispatch service end pre-generates and is sent to described
CDN file service end；
Respond module, for responding institute in the case where the CDN file pass and first electric signing verification pass through
Downloading request is stated, the video data of the target video is sent to the player.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721188.1A CN110392060A (en) | 2019-08-06 | 2019-08-06 | Playing control method, player, scheduling server and CDN file server |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721188.1A CN110392060A (en) | 2019-08-06 | 2019-08-06 | Playing control method, player, scheduling server and CDN file server |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910721188.1A Pending CN110392060A (en) | 2019-08-06 | 2019-08-06 | Playing control method, player, scheduling server and CDN file server |
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| CN110889445A (en) * | 2019-11-22 | 2020-03-17 | 咪咕文化科技有限公司 | Video CDN hotlinking detection method and device, electronic equipment and storage medium |
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