CN104967531A - ISSU upgrading method and device - Google Patents
ISSU upgrading method and device Download PDFInfo
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- CN104967531A CN104967531A CN201510243675.3A CN201510243675A CN104967531A CN 104967531 A CN104967531 A CN 104967531A CN 201510243675 A CN201510243675 A CN 201510243675A CN 104967531 A CN104967531 A CN 104967531A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/085—Retrieval of network configuration; Tracking network configuration history
- H04L41/0859—Retrieval of network configuration; Tracking network configuration history by keeping history of different configuration generations or by rolling back to previous configuration versions
- H04L41/0863—Retrieval of network configuration; Tracking network configuration history by keeping history of different configuration generations or by rolling back to previous configuration versions by rolling back to previous configuration versions
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses an ISSU upgrading method and device. The method comprises: before the ISSU is upgraded, a network device stores each piece of member data of before-upgrade data in a source data block and generates a before-upgrade layout list; after the ISSU is upgraded, the network device stored each piece of member data of after-upgrade data in a target data block generates an after-upgrade layout list; the network device determines member identifiers simultaneously exiting in the before-upgrade layout list and the after-upgrade layout list, and replaces member data corresponding to the simultaneously-exiting member identifiers and in the after-upgrade layout list stored in the target data block with the member data corresponding to the simultaneously-exiting member identifier and in the before-upgrade layout list stored in the source data block. The ISSU upgrading method and device improve data storage efficiency and transmission efficiency by maintaining the before-upgrade layout list and the after-upgrade layout list on the network device.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the method and apparatus that a kind of ISSU upgrades.
Background technology
ISSU (In-Service Software Upgrade, non-interrupting service is upgraded) is a kind of upgrading mode that can ensure that in escalation process, business is not interrupted or break period is shorter.When using ISSU function upgrading, ISSU upgrading can be carried out in units of master control borad, or carry out ISSU upgrading in units of member device.
In the process of carrying out ISSU upgrading, before ISSU upgrading, the network equipment can store the front data of upgrading, after ISSU upgrading, the network equipment can store the rear data of upgrading, and need data before upgrading to be substituted in the rear data of upgrading, to ensure that business runs without interruption, improve user's use sense and be subject to.
In prior art, data are substituted in the process of the rear data of upgrading before by upgrading, binary data is converted to character string plaintext version to carry out transmitting realizing, but this mode makes the effective rate of utilization of data lower, cause taking more storage and transmission bandwidth, thus the data storage efficiency affected in ISSU escalation process and data transmission efficiency.。
Summary of the invention
A kind of method that the embodiment of the present invention provides non-interrupting service to upgrade ISSU upgrading, described method comprises: before carrying out ISSU upgrading, each member's data before the network equipment stores and upgrades in source block in data, and layout table before generating upgrading, before described upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described source block;
After carrying out ISSU upgrading, the network equipment stores each member's data in the rear data of upgrading in destination data block, and layout table after generating upgrading, after described upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described destination data block;
The network equipment determines the member identities all existed in layout table after layout table and described upgrading before described upgrading, and according to layout table after layout table before described upgrading and described upgrading, member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding.
The embodiment of the present invention provides a kind of network equipment, and the described network equipment specifically comprises:
Memory module, for before carrying out non-interrupting service upgrading ISSU upgrading, stores each member's data in data before upgrading in source block; And after carrying out ISSU upgrading, in destination data block, store each member's data in the rear data of upgrading;
Generation module, for generating layout table before upgrading, before described upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described source block; And layout table after generating upgrading, after described upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described destination data block;
Processing module, for determining the member identities that all exists in layout table after layout table and described upgrading before described upgrading, and according to layout table after layout table before described upgrading and described upgrading, member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding.
Based on technique scheme, in the embodiment of the present invention, by layout table after layout table before maintenance upgrade on network devices and upgrading, to provide a kind of effectively by the mode of data after data replacement upgrading before upgrading, and the data storage efficiency that can improve in ISSU escalation process and data transmission efficiency.
Accompanying drawing explanation
Fig. 1 is the method flow schematic diagram of a kind of ISSU upgrading that the embodiment of the present invention provides;
Fig. 2 is the structural representation of a kind of network equipment that the embodiment of the present invention provides.
Embodiment
For problems of the prior art, the embodiment of the present invention provides a kind of ISSU method of upgrading.In the embodiment of the present invention, for the data genaration layout table stored in data block, a line in the corresponding layout table of each member's data in the data stored in data block, this layout table is for recording the corresponding relation between member identities corresponding to member's data, member's size of data and member's data side-play amount three within the data block.Wherein, each member's data define a unique member identities, namely the member identities that each member's data are corresponding all has uniqueness, and after member's data are deleted, corresponding member identities does not allow again to be assigned to other member's data these member's data yet.
As shown in table 1, be a kind of example of layout table, in this layout table, have recorded member identities corresponding to each member's data of storing in data block, corresponding relation between member's size of data and member's data side-play amount three within the data block.
Table 1
Under above-mentioned application scenarios, as shown in Figure 1, the method that this ISSU upgrades specifically comprises the following steps:
Step 101, before carrying out ISSU upgrading, the network equipment stores each member's data before upgrading in data in source block, and layout table before upgrading before generating this upgrading corresponding to data.
In the embodiment of the present invention, before this upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in source block.
Step 102, after carrying out ISSU upgrading, the network equipment stores each member's data after upgrading in data in destination data block, and layout table after upgrading after generating this upgrading corresponding to data.
In the embodiment of the present invention, after this upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in destination data block.
Step 103, the member identities all existed in layout table after determining before upgrading layout table and upgrading, and according to layout table after layout table before upgrading and upgrading, member's data that before member's data corresponding for member identities that in data after the upgrading stored in destination data block, this all exists are replaced with the upgrading stored in source block, in data, this member identities all existed is corresponding.
Concrete, after carrying out ISSU upgrading, the member identities all existed in layout table after layout table and upgrading before upgrading in source block and destination data block respectively corresponding to member's data likely inconsistent, and in order to the function ensureing the data stored in destination data block normal, therefore need member's data corresponding for this member identities all existed in destination data block to replace with member's data that member identities that in source block, this all exists is corresponding.Corresponding member identities comprises member's data such as before upgrading in layout table: mark 1 and mark 2, and corresponding member identities comprises the member's data after upgrading in layout table: mark 1 and mark 3.After upgrading, member's data that member's data of mark 1 correspondence in destination data block are corresponding with the mark 1 in source block cannot ensure consistent, normal in order to ensure the function of the data stored in destination data block, just need member's data member's data of mark 1 correspondence stored in destination data block being replaced with mark 1 correspondence stored in source block.
In the embodiment of the present invention, the member identities all existed in layout table after determining before upgrading layout table and upgrading, and according to layout table after layout table before upgrading and upgrading, member's data that the member identities all existed in data before member's data corresponding for the member identities all existed in data after the upgrading stored in destination data block are replaced with the upgrading stored in source block is corresponding, specifically include but not limited to:
The network equipment obtains target members's mark (member identities that target members processes below being designated and not carrying out from the rear layout table of upgrading, such as, the member identities after can obtaining upgrading successively according to the size order of member identities in layout table identifies as target members).This target members mark whether is there is in layout table before the network equipment judges upgrading.If existed, the network equipment utilizes this target members to be identified at corresponding member's size of data and the side-play amount of member's data in source block in the front layout table of upgrading, from source block, obtain this target members identify corresponding member's data, and utilize this target members to be identified at corresponding member's size of data and the side-play amount of member's data in destination data block in the rear layout table of upgrading, determine that this target members identifies the corresponding memory location of member's data in destination data block; This target members obtained from source block is identified corresponding member's data and is substituted into this memory location by the network equipment.If there is no, the network equipment maintains this target members stored in destination data block and identifies corresponding member's data.
Such as, before carrying out ISSU upgrading, before the upgrading that the network equipment stores in source block, data specifically include member data A and member data B, and layout table before generating the upgrading shown in table 2.After carrying out ISSU upgrading, after the upgrading that the network equipment stores in destination data block, data specifically include member data A and member data C, and layout table after generating the upgrading shown in table 3.
Table 2
Table 3
Based on layout table after the upgrading shown in layout table and table 3 before the upgrading shown in table 2, the network equipment obtains first member identities (i.e. member identities 1) from layout table after the upgrading shown in table 3, and whether there is member identities 1 in layout table before judging the upgrading shown in table 2.Owing to there is member identities 1 in front layout table of upgrading, therefore the network equipment utilizes member's size of data (size of member data A) corresponding in layout table before the upgrading of member identities 1 shown in table 2 and the side-play amount of member's data in source block (side-play amount in source block of member data A), the member data A of member identities 1 correspondence is obtained from source block, and member's size of data (size of member data A) corresponding in layout table after utilizing the upgrading of member identities 1 shown in table 3 and the side-play amount of member's data in destination data block (side-play amount of member data A in destination data block), determine the memory location of member data A in destination data block of member identities 1 correspondence, and the member data A of this member identities 1 correspondence obtained from source block is substituted into this memory location (memory location namely in destination data block).
Afterwards, the network equipment continues to obtain second member identities (i.e. member identities 3) layout table after the upgrading shown in table 3, and whether there is member identities 3 in layout table before judging the upgrading shown in table 2.Further, owing to there is not member identities 3 in layout table before the upgrading shown in table 2, therefore, the network equipment continues the member data C maintaining this member identities 3 correspondence stored in destination data block.
In the embodiment of the present invention, after step 103, each member's data before the upgrading stored in network equipment deletion source block in data, and layout table before deleting upgrading.
After member's data that before member's data corresponding to each member identities that the network equipment all exists in layout table after layout table and upgrading in data after by the upgrading stored in destination data block before upgrading replace with the upgrading stored in source block, in data, this member identities is corresponding, the each member's data in data before the upgrading stored in source block can be deleted, and layout table before deleting upgrading, to save memory space.
Based on technique scheme, in the embodiment of the present invention, by layout table after layout table before maintenance upgrade on network devices and upgrading, to provide a kind of mode effectively data before upgrading being substituted into the rear data of upgrading, and the data storage efficiency that can improve in ISSU escalation process and data transmission efficiency.
Based on the inventive concept same with said method, additionally provide a kind of network equipment in the embodiment of the present invention, as shown in Figure 2, the network equipment specifically comprises:
Memory module 11, for before carrying out non-interrupting service upgrading ISSU upgrading, stores each member's data in data before upgrading in source block; And after carrying out ISSU upgrading, in destination data block, store each member's data in the rear data of upgrading;
Generation module 12, for generating layout table before upgrading, before upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in source block; And layout table after generating upgrading, after upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in destination data block;
Processing module 13, for the member identities all existed in layout table after determining before upgrading layout table and upgrading, and according to layout table after layout table before upgrading and upgrading, member's data that the member identities all existed in data before member's data corresponding for the member identities all existed in data after the upgrading stored in destination data block are replaced with the upgrading stored in source block is corresponding.
Processing module 13, specifically for obtaining target members's mark in layout table after upgrading; Target members's mark whether is there is in layout table before judging upgrading; If existed, target members is utilized to be identified at corresponding member's size of data and the side-play amount of member's data in source block in the front layout table of upgrading, from source block, obtain target members identify corresponding member's data, utilize target members to be identified at corresponding member's size of data and the side-play amount of member's data in destination data block in the rear layout table of upgrading, determine that target members identifies the corresponding memory location of member's data in destination data block; The target members obtained from source block is identified corresponding member's data and be substituted into this memory location.
Processing module 13, also for after whether there is target members's mark in layout table before judging upgrading, if there is not target members's mark in layout table before upgrading, then maintains member's data that the target members stored in destination data block identifies correspondence.
Processing module 13, after member's data that the member identities all existed in data before also replacing with for member's data that the member identities all existed in data after by the upgrading stored in destination data block is corresponding the upgrading stored in source block is corresponding, each member's data before then deleting the upgrading stored in source block in data, and layout table before deleting upgrading.
Member identities corresponding to each member's data all has uniqueness, and after member's data are deleted, corresponding member identities does not allow to be assigned to other member's data described member's data.
Wherein, the modules of apparatus of the present invention can be integrated in one, and also can be separated deployment.Above-mentioned module can merge into a module, also can split into multiple submodule further.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required general hardware platform by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform method described in each embodiment of the present invention.It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.It will be appreciated by those skilled in the art that the module in the device in embodiment can carry out being distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices being different from the present embodiment.The module of above-described embodiment can merge into a module, also can split into multiple submodule further.The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (10)
1. a method for non-interrupting service upgrading ISSU upgrading, it is characterized in that, described method comprises:
Before carrying out ISSU upgrading, each member's data before the network equipment stores and upgrades in source block in data, and layout table before generating upgrading, before described upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described source block;
After carrying out ISSU upgrading, the network equipment stores each member's data in the rear data of upgrading in destination data block, and layout table after generating upgrading, after described upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described destination data block;
The described network equipment determines the member identities all existed in layout table after layout table and described upgrading before described upgrading, and according to layout table after layout table before described upgrading and described upgrading, member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding.
2. the method for claim 1, it is characterized in that, the described network equipment determines the member identities all existed in layout table after layout table and described upgrading before described upgrading, and according to layout table after layout table before described upgrading and described upgrading, member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding, specifically comprise:
The described network equipment obtains target members's mark from layout table after described upgrading;
Described target members mark whether is there is in layout table before the described network equipment judges described upgrading;
If existed, then the described network equipment utilizes described target members to be identified at member's size of data corresponding in layout table before described upgrading and the side-play amount of member's data in described source block, from described source block, obtain described target members identify corresponding member's data, and utilize described target members to be identified at member's size of data corresponding in layout table after described upgrading and the side-play amount of member's data in described destination data block, determine that described target members identifies the corresponding memory location of member's data in described destination data block;
The described target members obtained from described source block is identified corresponding member's data and is substituted into described memory location by the described network equipment.
3. method as claimed in claim 2, is characterized in that, after whether there is described target members mark before the described network equipment judges described upgrading in layout table, described method comprises further:
If there is not described target members mark before described upgrading in layout table, then the described network equipment maintains the described target members stored in described destination data block and identifies corresponding member's data.
4. the method for claim 1, it is characterized in that, the member identities all existed in layout table after layout table and described upgrading before described upgrading is determined at the described network equipment, and according to layout table after layout table before described upgrading and described upgrading, after member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding, described method comprises further:
The described network equipment deletes each member's data before the upgrading stored in described source block in data, and layout table before deleting described upgrading.
5. the method as described in any one of claim 1-4, is characterized in that,
Member identities corresponding to each member's data all has uniqueness, and after member's data are deleted, corresponding member identities does not allow to be assigned to other member's data described member's data.
6. a network equipment, is characterized in that, the described network equipment specifically comprises:
Memory module, for before carrying out non-interrupting service upgrading ISSU upgrading, stores each member's data in data before upgrading in source block; And after carrying out ISSU upgrading, in destination data block, store each member's data in the rear data of upgrading;
Generation module, for generating layout table before upgrading, before described upgrading, layout table is for recording member identities corresponding to each member's data before upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described source block; And layout table after generating upgrading, after described upgrading, layout table is for recording member identities corresponding to each member's data after upgrading in data, corresponding relation between member's size of data and the side-play amount three of member's data in described destination data block;
Processing module, for determining the member identities that all exists in layout table after layout table and described upgrading before described upgrading, and according to layout table after layout table before described upgrading and described upgrading, member's data that the member identities all existed described in data before member's data corresponding for the member identities all existed described in data after the upgrading stored in described destination data block are replaced with the upgrading stored in described source block is corresponding.
7. the network equipment as claimed in claim 6, is characterized in that,
Described processing module, specifically for obtaining target members's mark in layout table after upgrading; Described target members mark whether is there is in layout table before judging upgrading; If existed, described target members is utilized to be identified at corresponding member's size of data and the side-play amount of member's data in described source block in the front layout table of upgrading, from described source block, obtain described target members identify corresponding member's data, and utilize described target members to be identified at corresponding member's size of data and the side-play amount of member's data in described destination data block in the rear layout table of upgrading, determine that described target members identifies the corresponding memory location of member's data in described destination data block; The described target members obtained from described source block is identified corresponding member's data and be substituted into described memory location.
8. the network equipment as claimed in claim 7, is characterized in that,
Described processing module, also for whether exist in layout table before judging described upgrading described target members mark after, if there is not described target members mark before described upgrading in layout table, then maintain the described target members stored in described destination data block and identify corresponding member's data.
9. the network equipment as claimed in claim 6, is characterized in that,
Described processing module, after member's data that the member identities all existed described in data before also replacing with for member's data that the member identities all existed described in data after by the upgrading stored in described destination data block is corresponding the upgrading stored in described source block is corresponding, delete each member's data in data before the upgrading stored in described source block, and layout table before deleting described upgrading.
10. the network equipment as described in any one of claim 6-9, is characterized in that,
Member identities corresponding to each member's data all has uniqueness, after member's data are deleted,
Corresponding member identities does not allow to be assigned to other member's data described member's data.
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| CN108200195A (en) * | 2018-01-31 | 2018-06-22 | 新华三技术有限公司 | A kind of method and the network equipment of non-interrupting service upgrading ISSU data communications |
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