CN1878088A - Hot standby maintenance system and hot standby maintenance and failover method - Google Patents
Hot standby maintenance system and hot standby maintenance and failover method Download PDFInfo
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- CN1878088A CN1878088A CN 200610034242 CN200610034242A CN1878088A CN 1878088 A CN1878088 A CN 1878088A CN 200610034242 CN200610034242 CN 200610034242 CN 200610034242 A CN200610034242 A CN 200610034242A CN 1878088 A CN1878088 A CN 1878088A
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Abstract
The invention discloses a banked maintenance system, which comprises the following parts: network switch-in mode, business disposal veneer, route and alternate veneer. The banked maintaining method comprises the following steps: selecting network segment according parameter through route; judging whether the conversation is established; sending request to business disposal veneer if yes; building new conversation if not; building connection; sending request to business disposal veneer; disposing the business disposal veneer in the alternate veneer synchronously. The invention also provides accident switching method, which is characterized by the following: proceeding heartbeat detection for business disposal veneer and alternate veneer through route; switching the request into alternate veneer when detecting the interrupted heartbeat; disposing the request through alternate veneer.
Description
Technical field
The present invention relates to that a kind of heat is equipped with maintenance system and heat be equipped with to be safeguarded and the method for failover, especially a kind of mode of carrying out state-maintenance by routing module realizes the system that two-node cluster hot backup is safeguarded and utilizes this system to carry out the method for switching when heat is equipped with maintenance and fault.
Background technology
Construction along with the new generation of wireless network, use the number of users of mobile data services increasing rapidly, the new generation of wireless network can provide wireless access at a high speed for these mobile subscribers, on the basis of the Radio Access Network of this high speed, a lot of data services are also carried out, for example WAP/HTTP browses, Multimedia Message, downloading business, mail service, streaming media service etc., for these data services, operator provides abundant paid service, and these paid services are to the data service security, stability, the requirement of failure recovery time and charging fail safe is very strict.
The gateway device of these data services is in operation and breaks down possibly, still can provide the user continuous service in order to guarantee gateway device when the fault, and existing mode has two kinds: two-shipper cold standby system and Dual-Computer Hot-Standby System.Two-shipper cold standby system is the commercial two-shipper management software of all packing in the operating system as two single board computers (hereinafter to be referred as veneer) of main frame and standby host, realize the two-shipper cold standby with this, at usual in service operation main frame veneer, when the main frame veneer breaks down, the two-shipper management software can start the standby host veneer automatically and continue service, this mode is not preserved session data on the standby host veneer, the conversation that when two-shipper switches, can cause the user, thereby can't realize professional free of discontinuities switching, and switching time is slow, wherein IP address switchover process, operations such as process initiationization all can expend a large amount of switching times; Another defective of two-shipper cold standby system is: two-shipper all needs management software, and cost is very high, and is subject to the version number of operating system, is difficult to expansion; And often do not use in usual business as the veneer of standby host, therefore having caused redundancy, cost is higher.Identical with two-shipper cold standby system is, Dual-Computer Hot-Standby System is installed commercial two-shipper management software too on as two computers of main frame and standby host, but main frame and standby host in the Dual-Computer Hot-Standby System move simultaneously, wherein main frame provides service, standby host is only realized the data backup function, when hostdown occurring, the two-shipper management software can start the service of an other equipment in the two-shipper automatically, it is the service on the standby host, because the data dual-host backup of session, therefore this switching can not cause user's conversation, but because the two-shipper management software is limited in one's ability, in general reach 20～40 seconds switching time, because the time is longer, business is easy to interrupt in handoff procedure; System is identical with the two-shipper cold standby, and two-shipper all needs management software, and cost is very high, and is subject to the version number of operating system, is difficult to expansion; And often do not use in usual business as the veneer of standby host, therefore having caused redundancy, cost is higher.
Summary of the invention
The technical problem to be solved in the present invention is when service board breaks down, and the time that switches to standby board is long; Disposing each Service Gateway equipment all needs expensive two-shipper management software, and the standby board redundancy, and cost is high.
In order to solve above-mentioned technical problem, the invention provides a kind of heat and be equipped with maintenance system, comprise network access module and a plurality of service processing board, also comprise:
Router links to each other with service processing board with described network access module, is used for that request distributes described service processing board according to access service, and described service processing board is carried out heartbeat detection and handles accordingly;
The backup veneer links to each other with described router, is used for backing up the business datum and the session data of described service processing board.
Be equipped with in the maintenance system in above-mentioned heat, described backup veneer is the backup veneer that is provided with a plurality of IP address informations, wherein each IP address all is equivalent to a backup logic veneer, heat is equipped with maintenance system can also comprise fire compartment wall, this fire compartment wall links to each other with described network access module and router, is used for filtering disabled user's visit, the infection of virus and the infringement of network.
In order to solve above-mentioned technical problem, the invention provides a kind of heat and be equipped with the method for safeguarding, it may further comprise the steps:
Step 1 when router receives service request from user, is selected the Business Processing network segment according to the parameter of described service request;
Step 3, described service processing board is resolved described service request, and the acquisition business information also is synchronized in the corresponding backup veneer;
Step 5, described service processing board is handled business information after receiving described response message.
In technique scheme, described step 1 can be specially: when router receives service request from user, according to source IP and/or purpose IP and/or source port and/or the destination interface and/or the IP layer protocol number selection Business Processing network segment of described service request; Described step 4 can be specially: described backup veneer judges whether oneself state is normal, is then to preserve this business information in internal memory, and opens serve port, returns to described service processing board then and preserves successful response message; Otherwise return the response message that to preserve to described service processing board; Described service processing board is received when preserving successful response message, business information is handled; When described service processing board was received the response message that can't preserve, then the mark session data and was handled business information for not synchronous in internal memory.
In specific embodiment, business information is specially content charging information, service processing board is the content charging veneer, when described service processing board is unavailable, described router judges whether the backup veneer IP of described service processing board correspondence is available, is the backup veneer that then service message is sent to described correspondence; Otherwise in the described Business Processing network segment, seek new service processing board and carry out the processing of service message.When seeking new service processing board, can adopt random fashion to seek.
In order to solve above-mentioned technical problem, the present invention also provides a kind of method of failover, and it may further comprise the steps:
Step 1 ', router carries out heartbeat detection to service processing board with corresponding to the backup veneer of service processing board;
Step 2 ', interrupt when described router detection arrives described service processing board heartbeat, and the heartbeat of described backup veneer is normal, then the customer service request msg is automatically switched to described backup veneer;
Step 3 ', described backup veneer is resolved described customer service request msg handling, and returns response message to described router.
In technique scheme, described step 1 ' can be specially: router adopts UDP message to carry out heartbeat detection to service processing board with corresponding to the backup veneer of service processing board; Described step 3 ' can be specially: described backup veneer is resolved described customer service request msg, obtains charge information, and the coupling session data is controlled to carry out real time billing in internal memory then.
Based on above-mentioned technical scheme, the present invention has the following advantages:
1, the present invention is equipped with in existing heat and has added routing device in the system, switches rapidly by the state of routing device monitoring traffic mainboard and slave board and when the fault, has improved switching efficiency.
2, the present invention utilizes routing device to carry out failover, no longer need dispose two-shipper and switch software on active and standby machine, has reduced cost.
3, the present invention is provided with a plurality of IP address in slave board, has reduced the quantity of actual slave board, thereby has reduced the redundancy of slave board.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is equipped with the structural representation of maintenance system for the present invention's heat.
Fig. 2 is equipped with the basic procedure schematic diagram of the method for safeguarding for the present invention's heat.
Fig. 3 is the basic procedure schematic diagram of the method for failover of the present invention.
Embodiment
The present invention has added a routing device in existing network configuration, this routing device can select the content charging plate of corresponding business gateway to carry out session connection according to user's conversation request, when veneer breaks down, routing device can switch fast, the user is felt unusually, also can guarantee the safety of session data.The present invention has introduced the notion of logic slave board, by arranging that on a veneer a plurality of IP realize by the slave board of a veneer as a plurality of main frame veneers, when veneer broke down, routing device can select the IP that is fit to take over service, thereby had reduced the redundancy of slave board.
As shown in Figure 1, the structural representation that is equipped with maintenance system for the present invention's heat, hot in the drawings maintenance system fully comprises with lower member: network access module 1, router two, a plurality of service processing board 3 and backup veneer 4, wherein network access module 1 links to each other with service processing board 3, be used for that request distributes described service processing board according to access service, and service processing board is carried out heartbeat detection and handles accordingly; And backup veneer 4 links to each other with router, can back up business datum and session data in the described service processing board.This structural change traditional heat be equipped with the implementation of system, traditional mode is that active and standby two machines are by checking heartbeat mutually, switching when pinpointing the problems, because standby host also must start when switching or operation such as configuration of IP, therefore switching time is longer, and the router two that the present invention's heat is equipped with the maintenance system utilization to be increased is made regular check on the heartbeat of service processing board 3 and backup veneer 4, promptly detect and manage by the equipment outside the active and standby machine, backup veneer 4 just is in the state that port is opened at ordinary times, and with service processing board 3 simultaneous session data, when switching, need not to be configured, just the session data are turned to backup veneer 4 just passable, therefore strengthened switching efficiency greatly.
The present invention's heat is equipped with maintenance system except adopting all modes of a corresponding backup veneer of each service processing board, can also adopt a kind of mode of logical board, in existing technology, the a plurality of IP of configuration are easy to accomplish on a veneer, therefore a veneer is then very valuable as the slave board of many service processing boards, therefore will back up veneer 4 is provided with a plurality of IP address, all corresponding veneer in each IP address like this, and the corresponding a plurality of IP of veneer have reduced the redundancy of slave board thus.Be equipped with in the maintenance system in heat of the present invention, also can add fire compartment wall, this fire compartment wall links to each other with network access module 1 and router two, as the safety curtain between network access module 1 and the router two, can filter disabled user's unauthorized access, the infection of virus and the infringement in the network etc.
Be equipped with maintenance system based on such heat, the present invention also provides a kind of heat to be equipped with the method for safeguarding, as shown in Figure 2, is the hot basic procedure schematic diagram that is equipped with the method for safeguarding of the present invention, may further comprise the steps:
In this basic procedure, the routing function of router can increase the effect that heat is equipped with and the efficient when switching, be mainly reflected in router and select service processing board and backup veneer based on a kind of routing algorithm, router is when receiving service request from user, can be according to the source IP of described service request, purpose IP, source port, destination interface and the IP layer protocol number selection Business Processing network segment, want before this earlier business to be defined, for example: definition port numbers 9200～9204 is the WAP business, 554 is streaming media service, and then by service definition IP network section, for example: definition 192.168.0.* is a WAP service processing board IP address range, definition 192.168.1.* is a RTSP service processing board IP address range, other business such as EMAIL, FTP, business such as SIP also can define according to this rule.Can also define active and standby IP, soon last of IP address is defined as the sign of main frame or standby host, odd number can be defined as main frame, it is service processing board, even number is defined as standby host, promptly backs up veneer (as 192.168.1.1 is main frame, and 192.168.1.2 is its relevant standby host), certainly these above definition modes are not limited thereto, and other definition mode is too in the middle of covering of the present invention.
After the user sends service request, router receives the service request that network access module transmits, resolve then, and carry out the business coupling according to the parameter in the service request (source IP and/or purpose IP and/or source port and/or destination interface and/or IP layer protocol number), find the Business Processing IP network section under this business.Whether the step 2 in technique scheme, router can be searched the user has had service conversation, if session is arranged, just uses the IP of the service processing board of preserving in the session; If there is not session, then create new session, owing to select at random to make each service board load balancing, therefore at random the available IP of selection is used as service processing board in the affiliated network segment, and then service request issued this service processing board, and in related this IP address of user conversation kind.
The specific operation process of step 4 is to judge by the backup veneer whether oneself state is normal, if normal, then preserve this business information in internal memory, and opens serve port, returns to described service processing board then and preserves successful response message; If improper, both can't preserve business information, then return the response message that can't preserve to described service processing board, be used for informing business to handle single board backup veneer cisco unity malfunction.Same, for preserving successful response message, service processing board is attended the meeting when being subjected to response message, and business information is handled; If the corresponding message that can't preserve, service processing board can carry out mark in session, and the session data markers is become not synchronous, and continues business information is handled.And service processing board also can be after being marked as synchronously, and refusal is handled business information.
It is that the content charge information is handled that above-mentioned heat is equipped with a kind of application of method in network of safeguarding, promptly gather the contents paying information of miscellaneous service, but the method that heat is safeguarded fully is not limited in the processing to the content charge information, and the business information of other types all can utilize the present invention to realize.
After setting up service conversation, if service processing board can't use, then judge by router whether the IP of backup veneer of service processing board correspondence is available, if available, then service message is sent to corresponding backup veneer; If unavailable, then in the described Business Processing network segment, seek new service processing board and carry out the processing of service message, also selected the backup veneer IP of corresponding new service processing board simultaneously.
If fault has appearred in service processing board, then need to carry out heat and be equipped with to switch, as shown in Figure 3, the basic procedure schematic diagram for the method for failover of the present invention may further comprise the steps:
In the backup veneer, preserved the session data identical with service processing board, therefore when switching, can realize unremitting real-time switching, heartbeat detection in the step 201 utilizes UDP message to realize, promptly router adopts UDP message to carry out heartbeat detection to service processing board and corresponding to the backup veneer of service processing board; After router automatically switched to the customer service request msg backup veneer, the backup veneer can be resolved described customer service request msg, obtains charge information, and the coupling session data is controlled to carry out real time billing in internal memory then.Because switching time is less than 0.5 second, for the terminal use, any single board default can not cause that user's experience is unusual, and business datum can not lost yet when switching.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (13)
1, a kind of heat is equipped with maintenance system, comprises network access module and a plurality of service processing board, it is characterized in that also comprising:
Router links to each other with service processing board with described network access module, is used for that request distributes described service processing board according to access service, and described service processing board is carried out heartbeat detection and handles accordingly;
The backup veneer links to each other with described router, is used for backing up the business datum and the session data of described service processing board.
2, heat according to claim 1 is equipped with maintenance system, it is characterized in that described backup veneer is the backup veneer that is provided with a plurality of IP address informations.
3, heat according to claim 1 is equipped with maintenance system, it is characterized in that also comprising fire compartment wall, links to each other with described network access module and router, is used for filtering disabled user's visit, the infection of virus and the infringement of network.
4, a kind of heat is equipped with the method for safeguarding, it is characterized in that may further comprise the steps:
Step 1 when router receives service request from user, is selected the Business Processing network segment according to the parameter of described service request;
Step 2, described router judges whether to have set up this user's service conversation, is then described service request to be sent to the service processing board of preserving in the described service conversation; Otherwise create new service conversation, the available service of searching in the described Business Processing network segment is handled veneer, and connects, and then described service request is sent to this service processing board;
Step 3, described service processing board is resolved described service request, and the acquisition business information also is synchronized in the corresponding backup veneer;
Step 4, described backup veneer returns response message according to state to described service processing board;
Step 5, described service processing board is handled business information after receiving described response message.
5, heat according to claim 4 is equipped with the method for safeguarding, it is characterized in that described step 1 is specially: when router receives service request from user, according to source IP and/or purpose IP and/or source port and/or the destination interface and/or the IP layer protocol number selection Business Processing network segment of described service request.
6, heat according to claim 4 is equipped with the method for safeguarding, the available service processing veneer that it is characterized in that searching in the described step 2 in the described Business Processing network segment is specially: search available service with random fashion and handle veneer in the described Business Processing network segment.
7, heat according to claim 4 is equipped with the method for safeguarding, it is characterized in that described step 4 is specially: described backup veneer judges whether oneself state is normal, be then in internal memory, to preserve this business information, and the unlatching serve port, return to described service processing board then and preserve successful response message; Otherwise return the response message that to preserve to described service processing board.
8, heat according to claim 7 is equipped with the method for safeguarding, it is characterized in that described step 5 is specially: described service processing board is received when preserving successful response message, business information is handled; When described service processing board was received the response message that can't preserve, then the mark session data and was handled business information for not synchronous in internal memory.
9, heat according to claim 4 is equipped with the method for safeguarding, it is characterized in that obtaining described in the described step 3 business information and is specially the content charging information that obtains.
10, heat according to claim 4 is equipped with the method for safeguarding, when it is characterized in that described service processing board is unavailable after the described step 5, described router judges whether the backup veneer IP of described service processing board correspondence is available, is the backup veneer that then service message is sent to described correspondence; Otherwise in the described Business Processing network segment, seek new service processing board and carry out the processing of service message.
11, a kind of method of failover is characterized in that may further comprise the steps:
Step 1 ', router carries out heartbeat detection to service processing board with corresponding to the backup veneer of service processing board;
Step 2 ', interrupt when described router detection arrives described service processing board heartbeat, and the heartbeat of described backup veneer is normal, then the customer service request msg is automatically switched to described backup veneer;
Step 3 ', described backup veneer is resolved described customer service request msg handling, and returns response message to described router.
12, the method for failover according to claim 11 is characterized in that described step 1 ' be specially: router adopts UDP message to carry out heartbeat detection to service processing board with corresponding to the backup veneer of service processing board.
13, the method for failover according to claim 11, it is characterized in that described step 3 ' be specially: described backup veneer is resolved described customer service request msg, obtain charge information, the coupling session data is controlled to carry out real time billing in internal memory then.
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| CNB2006100342428A CN100396014C (en) | 2006-03-07 | 2006-03-07 | Hot standby maintenance system and hot standby maintenance and failover method |
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| CNB2006100342428A CN100396014C (en) | 2006-03-07 | 2006-03-07 | Hot standby maintenance system and hot standby maintenance and failover method |
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| CN1878088A true CN1878088A (en) | 2006-12-13 |
| CN100396014C CN100396014C (en) | 2008-06-18 |
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| CNB2006100342428A Expired - Fee Related CN100396014C (en) | 2006-03-07 | 2006-03-07 | Hot standby maintenance system and hot standby maintenance and failover method |
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| CN110890980A (en) * | 2019-11-15 | 2020-03-17 | 深圳明心科技有限公司 | Method, device, server and system for switching main terminal and standby terminal |
| CN113691306A (en) * | 2021-07-08 | 2021-11-23 | 曙光网络科技有限公司 | Method, system and storage medium for protecting optical fiber circuit |
| CN113691306B (en) * | 2021-07-08 | 2022-09-23 | 曙光网络科技有限公司 | Method, system and storage medium for protecting optical fiber circuit |
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