CN104572353A - Disaster recovery fusion management method and system - Google Patents
Disaster recovery fusion management method and system Download PDFInfo
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- CN104572353A CN104572353A CN201510030748.0A CN201510030748A CN104572353A CN 104572353 A CN104572353 A CN 104572353A CN 201510030748 A CN201510030748 A CN 201510030748A CN 104572353 A CN104572353 A CN 104572353A
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Abstract
The invention provides a disaster recovery fusion management method and system. The disaster recovery fusion management method is characterized by comprising the following steps: after receiving a plug-in example by a general framework management module to establish a command, calling a corresponding plug-in to establish a function; establishing the plug-in example and intercepting input/output information, namely IO information; if input/output operation is carried out on a magnetic disk, packaging input/output operation information of the magnetic disk by the general framework management module to obtain a package data packet and sending the package data packet to a corresponding plug-in management module; unpacking the package data packet by the plug-in management module; and processing the input/output operation information of the magnetic disk through a corresponding IO processing function of the plug-in management module so as to realize fusion of a plurality of data protection methods.
Description
Technical field
The invention belongs to field of communication security, particularly relate to standby fusion of a kind of calamity and manage method and system.
Background technology
Along with popularizing of IT technology, increasing enterprise selects data to be put in storage system, the reliability of memory system data is the life of all enterprises, nowadays disaster (the floods taken place frequently, fire, earthquake etc.) system failure that causes and human-made disasters (delete by mistake, maloperation etc.) huge impact is come to data securing band, light then cause service disconnection, several days time could recover (as nearly section time, Xinjiang bank causes service disconnection to reach several days due to the machine of delaying), the prestige of enterprise is caused to reduce, the serious business data that then can cause all is lost, enterprise operation is interrupted, the system machine of delaying as electric power enterprise etc. may cause large-area power-cuts, the production of resident living inconvenience and enterprise is caused to interrupt, bring about great losses.
In disaster recovery, two standards that industry is generally acknowledged.One is RTO, Recovery TimeObject ive, is business recovery promptness index, after referring to that disaster occurs, from when the system machine of delaying causes service pause, to System recover, during business normal operation, and the time period between 2; Two is RPO, Repovery Point Objective, and be the index of reflection data integrity, referring to the time point of date restoring, may be the data before hour, also may be the data before a day, from data integrity.
Along with calamity is for the development of demand, disaster recovery solution and technology are also constantly ripe, and just achieve local data protection and remote data protection at storage end, local data protection has clone, snapshot, mirror image etc.; Remote data protection comprises synchronous remote copy, asynchronous remote copy, CDP (Cisco Discovery Protocol, CISCO discovery protocol) continuous data protection etc.
Continue to improve along with to the demand of data security, make a kind of data protection mode cannot meet the requirement of data security at all, therefore in the urgent need to a kind of calamity of fusion for Managed Solution.
Summary of the invention
The invention provides standby fusion of a kind of calamity and manage method and system, to solve the problem.
The invention provides a kind of calamity standby fusion management method.Said method comprises the following steps:
General framework administration module calls corresponding plug-in unit and creates function, carry out the establishment of plug-in unit example and tackle input/output information and IO information after receiving plug-in unit example establishment order;
If there is the input-output operation to disk, then described general framework administration module encapsulates disk input-output operation information, obtains encapsulated data packet and is sent to corresponding plug-in management module;
Described plug-in management module carries out decapsulation to described encapsulated data packet, by the IO process function corresponding with described plug-in management module, processes described disk input-output operation information.
The present invention also provides a kind of calamity standby fusion management system, comprises command control module, general framework administration module, snapshot management module, clone administration module, remote copy administration module; Wherein, described command control module is connected with described snapshot management module, described clone's administration module, described remote copy administration module respectively by described general framework administration module;
Described snapshot management module, described clone's administration module, described remote copy administration module register snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit respectively by described plug-in management unit
Described command control module, creates order for sending plug-in unit example to described general framework administration module; Also for carrying out parameter configuration to snapshot plug-in unit, clone's plug-in unit, remote copy plug-in unit;
Described general framework administration module, after the plug-in unit example sent creating order, calling corresponding plug-in unit and creating function, carry out the establishment of plug-in unit example and tackle input/output information and IO information for receiving described command control module; If also for there being the input-output operation to disk, then disk input-output operation information being encapsulated, obtaining encapsulated data packet and being sent to corresponding plug-in management module;
Described plug-in management module, for carrying out decapsulation to described encapsulated data packet, by the IO process function corresponding with described plug-in management module, processes described disk input-output operation information;
Wherein, described plug-in management module comprises snapshot management module, clone administration module, remote copy administration module.
The invention provides standby fusion of a kind of calamity and manage method and system, achieve the fusion of several data guard method.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Figure 1 shows that the calamity of the embodiment of the present invention 1 is standby and merge management system architecture schematic diagram;
Figure 2 shows that the calamity of the embodiment of the present invention 2 is standby and merge management method processing flow chart.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Figure 1 shows that the calamity of the embodiment of the present invention 1 is standby and merge management system architecture schematic diagram, comprise command control module, general framework administration module, snapshot management module, clone administration module, remote copy administration module; Wherein, described command control module is connected with described snapshot management module, described clone's administration module, described remote copy administration module respectively by described general framework administration module.
Described general framework administration module, for providing plug-in management unit, input-output mappings unit and IO map unit, input and output time-out administrative unit and IO time-out administrative unit, configuration management element.
Described plug-in management unit, for providing registration interface for described plug-in unit; Also for safeguarding for each plug-in unit be registered in general framework administration module; Wherein, described plug-in unit comprises snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit, mirror image plug-in unit.
Described snapshot management module, described clone's administration module, described remote copy administration module register snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit respectively by described plug-in management unit.
Described configuration management element, for receiving the parameter configuration order that command control module sends; Also for resolving described parameter configuration order and carrying out corresponding action of configuration.
Described IO map unit, issues after the IO for being issued by IO manager carries out preliminary anticipation.
Described IO time-out administrative unit, manages for the IO caught described general framework administration module, the IO of periodic cleaning time-out.
Described snapshot management module, for the establishment of snapshot relation, snapshot creation, snapshot destruction, snapshots, snapshot unloading; Also for providing the read-write process of read-write process to source book and snapped volume.Snapshot plug-in registration is to general framework administration module.
Described clone's administration module, for cloning, relation creates, clone's relation is destroyed, data background backup; Also for cloning the read-write of source book and mirrored volume.Clone's plug-in registration is to general framework administration module.
Described remote copy administration module, for remote copy relationship establishment, remote copy relationship is destroyed, data syn-chronization copies, data asynchronous replication, initialization copy; Remote copy plug-in registration is to general framework administration module.
Described command control module, for establishment, the destruction of snapshot relation, clone's relation and remote copy relationship; Also for carrying out parameter configuration to different classes of plug-in unit (comprising: snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit, mirror image plug-in unit).
The all orders of described command control module are all sent to general framework administration module and after being processed by described general framework administration module, are called the call back function of corresponding plug-in registration by described general framework administration module.
Figure 2 shows that the calamity of the embodiment of the present invention 2 is standby and merge management method processing flow chart, comprise the following steps:
Step 201: different classes of plug-in management module, by the plug-in registration interface in general framework administration module, registers corresponding classification plug-in unit;
Plug-in unit classification comprises snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit, mirror image plug-in unit;
Plug-in management module classification comprises snapshot management module, clone administration module, remote copy administration module.
Different classes of plug-in management module is by the plug-in registration interface in general framework administration module, and after registering corresponding classification plug-in unit, described different classes of plug-in unit is put into the chained list of described general framework administration module by described general framework administration module.
Step 202: command control module carries out parameter configuration by the mixing apparatus interface in described general framework administration module to described different classes of plug-in unit;
Step 203: described command control module sends plug-in unit example and creates order to described general framework administration module; Wherein, described plug-in unit example creates order and carries plugin name information;
Step 204: described general framework administration module calls corresponding plug-in unit and creates function, carry out the establishment of plug-in unit example and tackle input/output information and IO information after receiving described plug-in unit example establishment order;
It is ctr function that described plug-in unit creates function.
Described general framework administration module receives after described plug-in unit example creates order, calls corresponding plug-in unit and creates function, carry out the establishment of plug-in unit example and after tackling IO information, also comprise:
The described IO information of interception is managed, regularly removes the IO information of time-out.
Step 205: if there is the input-output operation to disk, then described general framework administration module encapsulates disk input-output operation information, obtains encapsulated data packet and is sent to corresponding plug-in management module;
Packet encapsulation form comprises data content fields, action type field, and wherein, described action type field is binary message.
If binary message is 11, then represent that action type is snapshot operation; If binary message is 10, then represent that action type is clone operations.
Step 206: described plug-in management module carries out decapsulation to described encapsulated data packet, by the IO process function corresponding with described plug-in management module, processes described disk input-output operation information.
Described IO process function is process_eio function.
The invention provides standby fusion of a kind of calamity and manage method and system, achieve the fusion of several data guard method.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. calamity is standby merges a management method, it is characterized in that, comprises the following steps:
General framework administration module calls corresponding plug-in unit and creates function, carry out the establishment of plug-in unit example and tackle input/output information and IO information after receiving plug-in unit example establishment order;
If there is the input-output operation to disk, then described general framework administration module encapsulates disk input-output operation information, obtains encapsulated data packet and is sent to corresponding plug-in management module;
Described plug-in management module carries out decapsulation to described encapsulated data packet, by the IO process function corresponding with described plug-in management module, processes described disk input-output operation information.
2. method according to claim 1, is characterized in that, packet encapsulation form comprises data content fields, action type field, and wherein, described action type field is binary message.
3. method according to claim 2, is characterized in that, if binary message is 11, then represents that action type is snapshot operation; If binary message is 10, then represent that action type is clone operations.
4. method according to claim 1, is characterized in that, general framework administration module also comprises before receiving plug-in unit example establishment order:
Different classes of plug-in management module, by the plug-in registration interface in general framework administration module, registers corresponding classification plug-in unit;
Command control module carries out parameter configuration by the mixing apparatus interface in described general framework administration module to described different classes of plug-in unit;
Described command control module sends plug-in unit example and creates order to described general framework administration module; Wherein, described plug-in unit example creates order and carries plugin name information.
5. method according to claim 4, is characterized in that, plug-in unit classification comprises snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit, mirror image plug-in unit.
6. method according to claim 4, is characterized in that, plug-in management module classification comprises snapshot management module, clone administration module, remote copy administration module.
7. method according to claim 4, it is characterized in that, different classes of plug-in management module is by the plug-in registration interface in general framework administration module, after registering corresponding classification plug-in unit, described different classes of plug-in unit is put into the chained list of described general framework administration module by described general framework administration module.
8. method according to claim 1, is characterized in that, it is ctr function that described plug-in unit creates function; Described IO process function is process_eio function.
9. method according to claim 1, it is characterized in that, after described general framework administration module receives described plug-in unit example establishment order, call corresponding plug-in unit and create function, carry out the establishment of plug-in unit example and after IO information is tackled, also comprise: the described IO information of interception is managed, regularly remove the IO information of time-out.
10. calamity is standby merges a management system, it is characterized in that, comprises command control module, general framework administration module, snapshot management module, clone administration module, remote copy administration module; Wherein, described command control module is connected with described snapshot management module, described clone's administration module, described remote copy administration module respectively by described general framework administration module;
Described snapshot management module, described clone's administration module, described remote copy administration module register snapshot plug-in unit, clone plug-in unit, remote copy plug-in unit respectively by described plug-in management unit
Described command control module, creates order for sending plug-in unit example to described general framework administration module; Also for carrying out parameter configuration to snapshot plug-in unit, clone's plug-in unit, remote copy plug-in unit;
Described general framework administration module, after the plug-in unit example sent creating order, calling corresponding plug-in unit and creating function, carry out the establishment of plug-in unit example and tackle input/output information and IO information for receiving described command control module; If also for there being the input-output operation to disk, then disk input-output operation information being encapsulated, obtaining encapsulated data packet and being sent to corresponding plug-in management module;
Described plug-in management module, for carrying out decapsulation to described encapsulated data packet, by the IO process function corresponding with described plug-in management module, processes described disk input-output operation information;
Wherein, described plug-in management module comprises snapshot management module, clone administration module, remote copy administration module.
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| CN110543460A (en) * | 2019-07-23 | 2019-12-06 | 华为技术有限公司 | data synchronization method and device |
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