CN103152617A - Remote disaster tolerance system and method for interactive television - Google Patents
Remote disaster tolerance system and method for interactive television Download PDFInfo
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- CN103152617A CN103152617A CN2013101042524A CN201310104252A CN103152617A CN 103152617 A CN103152617 A CN 103152617A CN 2013101042524 A CN2013101042524 A CN 2013101042524A CN 201310104252 A CN201310104252 A CN 201310104252A CN 103152617 A CN103152617 A CN 103152617A
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Abstract
The invention discloses a remote disaster tolerance system and a remote disaster tolerance method for an interactive television. The method comprises the following steps that a set-top box initiates a service data request message to a city gateway; the city gateway transmits a request to a city background management system; the city background management system notifies a city video server to transmit a stream; the city video server acquires service data from a city content caching system, and transmits the stream to the set-top box to satisfy the request of the set-top box; and the set-top box initiates a service data request message to a disaster backup gateway in case of an access failure during the request, and a disaster backup center provides service for the set-top box. When the service is failed to be locally provided for a user, the set-top box can be automatically switched to provide the service for the user by the disaster backup center to realize accurate user-level disaster backup, so that a certain module in the whole system is seamlessly switched with the other modules when failing, the crash of the whole system caused by the failure of a single point is avoided, and the stability and the reliability of the system are improved.
Description
Technical field
The present invention relates to the disaster tolerance system of interactive TV, relate in particular to a kind of interactive TV long-distance disaster system and method that is redirected based on portal address.
Background technology
at present, the user of each prefecture-level city is in the application service of the local broadcasting and television network that uses, be all that local operator by the user place provides, when certain middleware of the broadcasting and television network system of this locality breaks down, all users on this ground can't ask corresponding service data, simultaneously, owing to there is no unified interactive TV technical standard in most interaction platforms of having disposed between domestic each districts and cities, all kinds of Interactive Video Systems that each operator disposes are all by operator's customized, formed by the assembly with higher coupling, make existing disaster recovery solution only be based upon in the local scope of each districts and cities, cause not having a perfect disaster recovery solution of cover, in case certain local middleware goes wrong, whole system is paralysed at once, can't respond user's request, thereby cause a large amount of overlapping investment construction, the expense cost of system maintenance increases, and Systems balanth is relatively poor, the user can not get high-quality service.
Summary of the invention
The object of the invention is to overcome defects, a kind of disaster tolerance system and the method for efficient, rapid abutting joint, seamless switching, minimizing operation and maintenance cost is provided, the calamity that has realized being accurate to user class is standby.
interactive TV long-distance disaster of the present invention system comprises city center, ground and Disaster Preparation Center, and its city center, ground comprises districts and cities' door, districts and cities' background management system, districts and cities' video server and districts and cities content caching system, set-top box sends service data request to districts and cities' door, districts and cities' door is according to the requested service data of set-top box, send respective request to the districts and cities background management systems, and the authentication feedback information of the correspondence that the districts and cities' background management system that receives is returned sends to set-top box, set-top box is after obtaining authentication, to districts and cities' background management system request video resource, districts and cities' background management system reinforms districts and cities' video server, by districts and cities' video server to districts and cities' content caching system acquisition content, and by edge modulator to the set-top box plug-flow, described Disaster Preparation Center comprises that the standby door of calamity, the standby background management system of calamity, the standby video server of calamity and calamity are for the content caching system, set-top box can be connected to the standby door of calamity by calling standby address, send service data request to the standby door of calamity, the standby door of calamity is according to the requested service data of set-top box, send respective request to the standby background management system of calamity, and will receive the corresponding authentication feedback information that the standby background management system of described calamity returns and send to set-top box, set-top box is after obtaining authentication, to the standby background management system request video resource of calamity, the standby background management system of calamity notifies calamity standby video server, the standby video server of calamity is to the standby content caching system acquisition content of calamity, and by edge modulator to the set-top box plug-flow.
Interactive TV strange disaster recovery method of the present invention comprises the steps:
A, set-top box are accessed districts and cities' door, send service data request to districts and cities' door;
The service data request that B, districts and cities' door send according to set-top box is accessed districts and cities' background management system, obtains respective feedback information; If districts and cities' door breaks down, the feedback information that set-top box can't get response or reception is error code, and set-top box is by calling standby address access calamity standby door, then execution in step F;
C, districts and cities' background management system basis are carried out authentication from the request of districts and cities' door, and the authentication feedback information are sent to districts and cities' door; If districts and cities' background management system breaks down, districts and cities' door can't obtain response or the feedback information that receives is error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
D, districts and cities' door receive the authentication feedback information of districts and cities' background management system, send request according to authentication feedback information set-top box to districts and cities' background management system, after districts and cities' background management system receives the video resource request of set-top box, notify districts and cities' video server to carry out corresponding resource query to districts and cities content caching system; If districts and cities' video server breaks down, districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
E, districts and cities' video server be from districts and cities' content caching system acquisition corresponding content, and by the edge modulator plug-flow to set-top box; If districts and cities content caching system breaks down, districts and cities' video server can't obtain corresponding content, and notify districts and cities' background management system, and districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
F, set-top box are initiated the service data request instruction to the standby door of calamity, the standby background management system of the standby portal accesses calamity of calamity, the standby background management system of calamity feeds back corresponding information to the standby door of calamity according to request instruction, set-top box is again to the standby background management system request video resource of calamity, after the standby background management system of calamity receives the video resource request, carry out corresponding resource query by the standby video server of calamity to the standby content caching of calamity system, to the standby content caching system acquisition content of calamity, and pass through the edge modulator plug-flow to set-top box.
interactive TV long-distance disaster system and method for the present invention, it is provided with the city center, ground and provides service for the user in this locality, also be provided with complete Disaster Preparation Center in the strange land, when local intown arbitrary assembly breaks down, the set-top box that this moment, the user used can be redirected to Disaster Preparation Center immediately based on door, provides service by Disaster Preparation Center for the user, because described Disaster Preparation Center is provided with and the standby door of the corresponding calamity in city center, ground, the standby background management system of calamity, the core components such as the standby video server of calamity and the standby content caching of calamity system, therefore the user by set-top box when local requested service breaks down, set-top box is redirected to the strange land by the city center, ground by door Disaster Preparation Center provides this complete service that access is asked for this user, and this user is when again accessing, if the city center, ground is normal, can recover again provides service by the city center, ground, described Disaster Preparation Center shares districts and cities' center pressure, and the calamity of accessing each time that can be accurate to user class is standby, accomplished in case the arbitrary assembly in city center, local ground breaks down, even only a certain user's access line breaks down, can be redirected to strange land Disaster Preparation Center by door at once, guarantee the optimization of access path, and Disaster Preparation Center can be complete provide service for the user, need not to rely on the city center, ground, when making the intown arbitrary assembly in ground break down, can not cause the collapse of whole system because of Single Point of Faliure, jump out simultaneously local calamity standby, standby accelerate the standby speed of calamity in the strange land calamity, accomplish seamless switching with other assemblies, improve user level access speed, and Systems balanth and reliability.
But described districts and cities background management system announcement machine top box is accessed unsuccessfully, and set-top box is by calling the standby door of standby address access calamity; But the demand of the customer volume of the standby content caching system base area of described calamity city content caching system is in real time to its distribution related content.
Description of drawings
Fig. 1 is system principle diagram of the present invention.
Fig. 2 is the schematic flow sheet of districts and cities' door when breaking down.
Fig. 3 is the schematic flow sheet of districts and cities' background management system when breaking down.
Fig. 4 is the schematic flow sheet of districts and cities' video server when breaking down.
Fig. 5 is the schematic flow sheet of districts and cities content caching system when breaking down.
Embodiment
embodiment one: as Fig. 1, a kind of interactive TV long-distance disaster system comprises city center, ground and Disaster Preparation Center, and its city center, ground comprises districts and cities' door, districts and cities' background management system, districts and cities' video server and districts and cities content caching system, set-top box sends service data request to districts and cities' door, districts and cities' door is according to the requested service data of set-top box, send respective request to the districts and cities background management systems, and the authentication feedback information of the correspondence that the districts and cities' background management system that receives is returned sends to set-top box, set-top box is after obtaining authentication, to districts and cities' background management system request video resource, districts and cities' background management system reinforms districts and cities' video server, by districts and cities' video server to districts and cities' content caching system acquisition content, and by edge modulator to the set-top box plug-flow, described Disaster Preparation Center comprises that the standby door of calamity, the standby background management system of calamity, the standby video server of calamity and calamity are for the content caching system, set-top box can be connected to the standby door of calamity by calling standby address, send service data request to the standby door of calamity, the standby door of calamity is according to the requested service data of set-top box, send respective request to the standby background management system of calamity, and will receive the corresponding authentication feedback information that the standby background management system of described calamity returns and send to set-top box, set-top box is after obtaining authentication, to the standby background management system request video resource of calamity, the standby background management system of calamity notifies calamity standby video server, the standby video server of calamity is to the standby content caching system acquisition content of calamity, and by edge modulator to the set-top box plug-flow.
Embodiment two: as Fig. 1, Fig. 2, and a kind of interactive TV long-distance disaster system and method, 1, set-top box initiates the service data request such as start authentication, program request, time shift to the districts and cities doors; 2, districts and cities' door breaks down, and the feedback information that set-top box can't get response or reception is error code; 3, set-top box by calling the standby door of standby address access calamity, is initiated service data request; 4, the standby door of calamity is initiated service data request to the standby background management system of calamity; 5, after the standby background management system of calamity obtains request, carry out authentication, authentication is passed through, and feeds back corresponding information to the standby door of calamity, and set-top box is again to the standby background management system request video resource of calamity, and the standby background management system notice of calamity calamity is for the video server plug-flow; 6, the standby video server of calamity carries out corresponding resource query and obtains business datum to the standby content caching of calamity system; 7, after the standby video server of calamity obtains file, to set-top box, complete the set-top box request by the edge modulator plug-flow.
Embodiment three: as Fig. 1, Fig. 3, and a kind of interactive TV long-distance disaster system and method, 1, set-top box initiates the service data request such as start authentication, program request, time shift to the districts and cities doors; 2, districts and cities' door according to the service data request of set-top box transmission, is initiated request to districts and cities' background management system, and this moment occurs extremely due to districts and cities' background management system or the machine of delaying can't respond districts and cities' portal requests; 3, districts and cities' door can't obtain response or the feedback information that receives is error code; 4, when districts and cities' door judgement meets the flow process of disaster tolerance configuration, districts and cities' background management system fault message is fed back to set-top box; 5, set-top box is by calling the standby door of standby address access calamity; 6, the standby door of calamity is initiated service data request to the standby background management system of calamity; 7, after the standby background management system of calamity obtains request, carry out authentication, authentication is passed through, and feeds back corresponding information to the standby door of calamity, and set-top box is again to the standby background management system request video resource of calamity, and the standby background management system notice of calamity calamity is for the video server plug-flow; 8, the standby video server of calamity carries out corresponding resource query and obtains business datum to the standby content caching of calamity system; 9, after the standby video server of calamity obtains file, to set-top box, complete the set-top box request by the edge modulator plug-flow.
Embodiment four: as Fig. 1, Fig. 4, and a kind of interactive TV long-distance disaster system and method, 1, set-top box initiates the service data request such as start authentication, program request, time shift to the districts and cities doors; 2, districts and cities' door is initiated request to districts and cities' background management system; 3, after districts and cities' background management system obtains request, carry out authentication, and the authentication feedback information is sent to districts and cities' door, send request according to the feedback information set-top box after authentication to districts and cities' background management system, after districts and cities' background management system receives the video resource request of set-top box, notify districts and cities' video server plug-flow; 4, districts and cities' background management system fails to obtain the response of districts and cities' video server, and districts and cities' background management system finds that abnormal or the machine of delaying appear in districts and cities' video server; 5, districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box and accesses unsuccessfully; 6, set-top box is by calling the standby door of standby address access calamity; 7, the standby door of calamity is initiated service data request to the standby background management system of calamity; 8, after the standby background management system of calamity obtains request, carry out authentication, authentication is passed through, and feeds back corresponding information to the standby door of calamity, and set-top box is again to the standby background management system request video resource of calamity, and the standby background management system notice of calamity calamity is for the video server plug-flow; 9, the standby video server of calamity carries out corresponding resource query and obtains business datum to the standby content caching of calamity system; 10, after the standby video server of calamity obtains file, to set-top box, complete the set-top box request by the edge modulator plug-flow.
But the standby content caching of described calamity system is the demand of the customer volume of base area city content caching system also, in real time to its distribution related content.
Embodiment five: as Fig. 1, Fig. 5, and a kind of interactive TV long-distance disaster system and method, 1, set-top box initiates the service data request such as start authentication, program request, time shift to the districts and cities doors; 2, districts and cities' door is initiated request to districts and cities' background management system; 3, after districts and cities' background management system obtains request, carry out authentication, and the authentication feedback information is sent to districts and cities' door, send request according to the feedback information set-top box after authentication to districts and cities' background management system, after districts and cities' background management system receives the video resource request of set-top box, notify districts and cities' video server plug-flow; 4, districts and cities' video server carries out respective queries and obtains corresponding content to districts and cities content caching system; 5, find to obtain content, abnormal or the machine of delaying appear in districts and cities content caching system; 6, districts and cities' video server is notified districts and cities' background management system; 7, districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box and accesses unsuccessfully; 8, set-top box is called the standby door of standby address access calamity; 9, the standby door of calamity is initiated service data request to the standby background management system of calamity; 10, after the standby background management system of calamity obtains request, carry out authentication, authentication is passed through, and feeds back corresponding information to the standby door of calamity, and set-top box is again to the standby background management system request video resource of calamity, and the standby background management system notice of calamity calamity is for the video server plug-flow; 11, the standby video server of calamity carries out corresponding resource query and obtains business datum to the standby content caching of calamity system; 12, after the standby video server of calamity obtains file, to set-top box, complete the set-top box request by the edge modulator plug-flow.
Claims (2)
1. interactive TV long-distance disaster system, it is characterized in that: comprise city center, ground and Disaster Preparation Center, its city center, ground comprises districts and cities' door, districts and cities' background management system, districts and cities' video server and districts and cities content caching system, set-top box sends service data request to districts and cities' door, districts and cities' door is according to the requested service data of set-top box, send respective request to the districts and cities background management systems, and the authentication feedback information of the correspondence that the districts and cities' background management system that receives is returned sends to set-top box, set-top box is after obtaining authentication, to districts and cities' background management system request video resource, districts and cities' background management system reinforms districts and cities' video server, by districts and cities' video server to districts and cities' content caching system acquisition content, and by edge modulator to the set-top box plug-flow, described Disaster Preparation Center comprises that the standby door of calamity, the standby background management system of calamity, the standby video server of calamity and calamity are for the content caching system, set-top box can be connected to the standby door of calamity by calling standby address, send service data request to the standby door of calamity, the standby door of calamity is according to the requested service data of set-top box, send respective request to the standby background management system of calamity, and will receive the corresponding authentication feedback information that the standby background management system of described calamity returns and send to set-top box, set-top box is after obtaining authentication, to the standby background management system request video resource of calamity, the standby background management system of calamity notifies calamity standby video server, the standby video server of calamity is to the standby content caching system acquisition content of calamity, and by edge modulator to the set-top box plug-flow.
2. an interactive TV strange disaster recovery method, is characterized in that, comprises the steps:
A, set-top box are accessed districts and cities' door, send service data request to districts and cities' door;
The service data request that B, districts and cities' door send according to set-top box is accessed districts and cities' background management system, obtains respective feedback information; If districts and cities' door breaks down, the feedback information that set-top box can't get response or reception is error code, and set-top box is by calling standby address access calamity standby door, then execution in step F;
C, districts and cities' background management system basis are carried out authentication from the request of districts and cities' door, and the authentication feedback information are sent to districts and cities' door; If districts and cities' background management system breaks down, districts and cities' door can't obtain response or the feedback information that receives is error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
D, districts and cities' door receive the authentication feedback information of districts and cities' background management system, send request according to authentication feedback information set-top box to districts and cities' background management system, after districts and cities' background management system receives the video resource request of set-top box, notify districts and cities' video server to carry out corresponding resource query to districts and cities content caching system; If districts and cities' video server breaks down, districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
E, districts and cities' video server be from districts and cities' content caching system acquisition corresponding content, and by the edge modulator plug-flow to set-top box; If districts and cities content caching system breaks down, districts and cities' video server can't obtain corresponding content, and notify districts and cities' background management system, and districts and cities' background management system is to districts and cities' door feedback error code, and districts and cities' door feeds back to set-top box with districts and cities' background management system fault message; Set-top box is by calling standby address access calamity standby door, then execution in step F;
F, set-top box are initiated the service data request instruction to the standby door of calamity, the standby background management system of the standby portal accesses calamity of calamity, the standby background management system of calamity feeds back corresponding information to the standby door of calamity according to request instruction, set-top box is again to the standby background management system request video resource of calamity, after the standby background management system of calamity receives the video resource request, carry out corresponding resource query by the standby video server of calamity to the standby content caching of calamity system, to the standby content caching system acquisition content of calamity, and pass through the edge modulator plug-flow to set-top box.
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| CN103152617B (en) | 2016-08-17 |
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