CN107766386A - A kind of solr data migration methods and device - Google Patents
A kind of solr data migration methods and device Download PDFInfo
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- CN107766386A CN107766386A CN201610703489.8A CN201610703489A CN107766386A CN 107766386 A CN107766386 A CN 107766386A CN 201610703489 A CN201610703489 A CN 201610703489A CN 107766386 A CN107766386 A CN 107766386A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/11—File system administration, e.g. details of archiving or snapshots
- G06F16/119—Details of migration of file systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/13—File access structures, e.g. distributed indices
- G06F16/134—Distributed indices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The embodiment of the present invention provides a kind of solr data migration methods and device, and by gathering according to source solr in former storage device, the new solr set of identical is created in target storage device；According to solr index datas in source in former storage device, the new solr index datas of identical are created in target storage device；Gather new solr to come into force in target storage device with new solr index datas.I.e. by being created in target storage device and identical solr set and solr index datas in former storage device, and solr set and solr index datas is set to be come into force in the target storage device, it can then enable the solr index datas after migration to be queried directly, improve the ease for use and reliability of inquiry data after solr Data Migrations.
Description
Technical field
The present invention relates to field of data migration, more particularly to a kind of solr data migration methods and device.
Background technology
Solr be it is a kind of based on Lucene enterprise-level search application server, Lucene be it is a set of be used for full-text search and
The library of increasing income searched.Solr realizes search in Website based on lucene search engines, is easily installed and configures, and it has currently existed
Used in numerous large-scale websites.Due to solr be based on big data cluster, when big data cluster change storage device when, it is necessary to
Solr index datas in cluster are migrated into another big data cluster storage device, the solr index datas are to exist
In HDFS (Hadoop Distributed File System, distributed file system file system).It is but current right
After solr index datas are migrated, the problem of generally can not directly being inquired about in the presence of the solr index datas after migration.
The content of the invention
A kind of solr data migration methods and device provided in an embodiment of the present invention, mainly solving the technical problems that migration
The problem of solr index datas afterwards can not be inquired about directly.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of solr data migration methods, including：
Gathered according to source solr in former storage device, the new solr set of identical is created in target storage device；
According to solr index datas in source in former storage device, the new solr indexes of identical are created in target storage device
Data；
Gather new solr to come into force in target storage device with new solr index datas.
The embodiment of the present invention also provides a kind of solr data migration devices, including：
Solr gathers creation module, for being gathered according to source solr in former storage device, is created in target storage device
The new solr set of identical；
Solr index data creation modules, for according to solr index datas in source in former storage device, being set in target storage
The new solr index datas of standby upper establishment identical；
Come into force processing module, for making new solr gather the life in target storage device with new solr index datas
Effect.
The embodiment of the present invention also provides a kind of computer-readable storage medium, and computer is stored with computer-readable storage medium to be held
Row instruction, computer executable instructions are used for the solr data migration methods for performing foregoing any one.
The beneficial effects of the invention are as follows：
The solr data migration methods and device provided according to embodiments of the present invention, and computer-readable storage medium, pass through
Gathered according to source solr in former storage device, the new solr set of identical is created in target storage device；Stored according to original
Solr index datas in source in equipment, the new solr index datas of identical are created in target storage device；Make new solr collection
Close and new solr index datas come into force in target storage device.Set by being created in target storage device with original storage
Standby upper identical solr set and solr index datas, and make solr set and solr index datas in the target storage device
On come into force, then can enable migration after solr index datas be queried directly, improve solr Data Migrations after inquire about data
Ease for use and reliability.
Brief description of the drawings
Fig. 1 is the solr data migration method flow charts of the embodiment of the present invention one；
Fig. 2 is the solr data migration process schematic diagrames of the embodiment of the present invention one；
Fig. 3 is the solr data migration device schematic diagrames of the embodiment of the present invention two；
Fig. 4 is another solr data migration devices schematic diagram of the embodiment of the present invention two.
Embodiment
The embodiment of the present invention is described in further detail below by embodiment combination accompanying drawing.
Embodiment one：
The present embodiment provides a kind of solr data migration methods, refers to Fig. 1, specifically includes：
Step S101, gathered according to source solr in former storage device, it is new to create in target storage device identical
Solr gathers；
Step S102, according to solr index datas in source in former storage device, it is new that identical is created in target storage device
Solr index datas；
Step S103, gather new solr and come into force with new solr index datas in target storage device.
Specifically, to enable the solr index datas after migration to be queried directly, can be by target storage device
Establishment and identical solr set and solr index datas in former storage device, and solr set and solr index datas is existed
Come into force in the target storage device, the purpose that the solr index datas after being migrated with realization can be queried directly.
For step S101, gathered according to source solr in former storage device, it is new that identical is created in target storage device
Solr set, including：The configuration file of source solr set is obtained from the zookeeper in former storage device, will be got
Source solr set configuration file store into the zookeeper of target storage device；From former storage device
The aggregate information of source solr set is obtained on zookeeper；The collection gathered according to the source solr configuration files gathered and source solr
The new solr set of information creating is closed, and the new solr aggregate informations gathered are preserved to the json forms of target storage device
In file.
Specifically, in the present embodiment, the solr new with source solr set identical is created in target storage device and is gathered
When, it is necessary to be created in target storage device for creating the configuration file of new solr set and the set of source solr set
Information, new solr is then created according to the configuration file and source the solr aggregate information gathered and gathered.Wherein, stored according to original
The configuration file that source solr gathers in equipment, the new configuration file of identical is created in target storage device to be included：Deposited from original
Store up the configuration file that solr set in source is obtained on the zookeeper in equipment；The configuration file that the source solr got is gathered
It is uploaded in the zookeeper of target storage device.Storage device in the present embodiment can specifically refer to cluster.Detailed,
Reference can be made to shown in Fig. 2, because the configuration file for configuring solr set is present in zookeeper, it is possible to by user
Manual configuration original configuration file, the original configuration file can be specifically config.ini files, according to the config.ini
File removes the configuration file that acquisition source solr gathers.User's manual configuration config.ini files, can be specifically by this
The corresponding zookeeper of config.ini files input address, information to be migrated, i.e., the title of solr set in source to be migrated,
The information such as path where zkcli.sh instruments.Then, the configuration file of acquisition source solr set is removed according to config.ini files,
Can be specifically that corresponding zkcli.sh is called by routing information where the zkcli.sh instruments in the config.ini files
Instrument obtains the configuration file of source solr set from zookeeper, and the corresponding zkcli.sh instruments of the calling are from zookeeper
The configuration file of upper acquisition source solr set, can be specifically to send telecopy by telecopy instrument except_scp to order
Make the configuration file for obtaining source solr set automatically from zookeeper；Match somebody with somebody in addition, the configuration file can be specifically config
Put file.Then the config configuration files got are uploaded on the main frame of target cluster by telecopy order scp,
It can be specifically to realize respective handling by performing target-collection.sh script files；Further, in target
Config configuration files are uploaded in the zookeeper of target cluster on the main frame of cluster.
In the present embodiment, the aggregate information of source solr set is obtained from the zookeeper in former storage device, including：
Json formatted files are obtained from the zookeeper in former storage device；Json formatted files are parsed, obtain source solr set
Aggregate information.Specifically, the config.ini files of foregoing user configuration can be used, by the config.ini files
Zkcli.sh instruments where routing information call corresponding zkcli.sh instruments to obtain what source solr gathered from zookeeper
Aggregate information.Detailed, Fig. 2 is referred to, obtaining the aggregate information of source solr set includes：By zkcli.sh instruments in Yuan Ji
Clusterstate.json file contents are obtained in the zookeeper of group, and by the clusterstate.json file contents
Preserve into local json formatted files, the local json formatted files can specifically refer to source/source_
Coll.json files；Then the source in the clusterstate.json files is parsed by deal-coll-json.py programs
The aggregate information of solr set, obtains the aggregate information of source solr set.Further, source solr set is obtained in parsing
Aggregate information after, the aggregate information can be preserved into source/source_coll_ $ collection.ini files.
Further, the aggregate information of the source solr set in the present embodiment includes：Burst number and number of copies.I.e. parsing should
Source aggregate information in clusterstate.json files, obtains the aggregate information of source solr set, can be specifically to obtain
For creating the burst number and number of copies of set, naturally it is also possible to obtain the information that other application creates set as needed.
In the present embodiment, by aforementioned manner, target storage device is arrived in the configuration file storage for gathering solr
In zookeeper, and after getting from the zookeeper in former storage device the aggregate information of source solr set, according to
The configuration file of source solr set and the aggregate information of source solr set create new solr set in target device, and will be new
Solr set aggregate information preserve into the json formatted files of target storage device., can be with specifically, refer to Fig. 2
It is to call target_collection.sh files and except_ssh programs to create the new solr to gather；Then will be new
The aggregate information of solr set is preserved into the json formatted files of target storage device, is preserved to target_
In coll_ $ collection.ini files.Further, in the present embodiment, new solr collection is created in target storage device
Close, can be specifically by performing online-collection-transfer.sh scripts, to create new solr set.
For step S102, according to solr index datas in source in former storage device, created in target storage device identical
New solr index datas, including：Temp directory is created in the distributed file system of target storage device, and original is deposited
The source solr index datas stored up in the distributed file system of equipment are uploaded under temp directory；Obtain point of new solr set
The corresponding relation of the core node mark of the distributed file system of piece scope and target storage device；, will according to corresponding relation
Source solr index datas under temp directory are copied under core node list of identifications corresponding to formal catalogue.Specifically, in mesh
Mark and the solr index data new with identical in former storage device is created in storage device, can be specifically by former storage device
Solr index datas move to and stored in target storage device, the storage device can be specifically cluster, i.e. target is deposited
Storage equipment is target solr clusters, and former storage device is former solr clusters.Fig. 2 is referred to, carries out the solr index numbers between cluster
According to, it is necessary to stop former solr clusters and target solr clusters, preventing that data change in transition process during migration.Further
, temp directory can be created on the HDFS of target cluster, the appearance as the HDFS of former cluster solr index datas storage
Device；Then by using HDFS telecopy order distcp functions, moving for solr index datas on HDFS is carried out between cluster
Move, the solr index datas are migrated to the HDFS temp directorys of target cluster；The temp directory can be specifically/solr faces
When catalogue.Further, the solr index datas under the temp directory are copied to core_nodeID corresponding to formal catalogue
Under (core node mark) catalogue, refer to Fig. 2, can be according to solr gather shard range (burst scope) and
The corresponding relation of core_nodeID on HDFS, the temp directory HDFS of target cluster solr index datas are copied to just
Under core_nodeID catalogues corresponding to formula catalogue.Wherein, the core_ on the shard of solr set range and HDFS
The acquisition modes of nodeID corresponding relation can be the json formatted files gathered according to former solr set and target solr
Information, obtain the shard of solr set range and core_nodeID corresponding relation；And by the corresponding relation preserve to work as
In preceding core_info.ini files.Equivalent to one buffer container of the temp directory, by solr index datas from temp directory more
Formal catalogue is newly arrived, repeatable operation, solr index datas will not be lost in temp directory when renewal fails, and ensure that data
Safety and reliability.The above-mentioned solr index datas by under temp directory are copied to core_nodeID corresponding to formal catalogue
Under catalogue, it can be specifically to perform target_cptmp2solr.sh scripts, the solr index datas under temp directory are migrated
To corresponding core_nodeID catalogues.
Further, in the present embodiment, according to corresponding relation, the source solr index datas under temp directory are copied to just
Before under core node list of identifications corresponding to formula catalogue, in addition to：In the distributed file system of delete target storage device
Catalog aggregator.Specifically, to ensure the uniqueness of the uniqueness of solr set and follow-up data inquiry, it is necessary to which target is stored
Catalog aggregator on the HDFS of equipment is deleted；Fig. 2 is referred to, the catalog aggregator can be specifically/solr/collectom set
Catalogue.
The solr data migration methods that the present embodiment provides, gather new solr and stored with new solr data in target
Come into force in equipment, can specifically refer to establishment and the solr index datas that new solr set is completed in target storage device
After migration, the target storage device is restarted, that is, restart target solr clusters, gather new solr and exist with new solr data
Come into force in target storage device.
Further, the solr data migration methods provided in the present embodiment, new solr is made to gather and new solr ropes
After argument evidence comes into force in target storage device, in addition to whether checking solr Data Migrations succeed in the following manner：Adjust
With solr query interface, inquire about new solr index datas, if data can be inquired correctly, solr Data Migrations into
Work(., can be by calling solr query interface, to new after target solr clusters are restarted specifically, refer to Fig. 2
Solr index datas are carried out, if it is possible to inquire correct solr index datas, then it is assumed that data are in data migration process
Completely, do not lose.
The solr data migration methods that the present embodiment provides, by being gathered according to source solr in former storage device, in target
The new solr set of identical is created in storage device；According to solr index datas in source in former storage device, set in target storage
The new solr index datas of standby upper establishment identical；New solr is set to gather with new solr index datas in target storage device
On come into force.I.e. by target storage device create with former storage device on identical solr set and solr index datas,
And solr set and solr index datas is come into force in the target storage device, then it can cause the solr indexes after migration
Data can be queried directly, and improve the ease for use and reliability of inquiry data after solr Data Migrations.
Embodiment two：
The present embodiment provides a kind of solr data migration devices, refers to Fig. 3, specifically includes：Solr gathers creation module
31, Solr index data creation modules 32 and the processing module 33 that comes into force.Wherein, Solr gathers creation module 31 and is used to be deposited according to original
Store up source solr in equipment to gather, the new solr set of identical is created in target storage device；Solr index datas create mould
Block 32 is used to, according to solr index datas in source in former storage device, the new solr indexes of identical are created in target storage device
Data；The processing module that comes into force 33 is used to make new solr set and new solr data come into force in target storage device.
Specifically, to enable the solr index datas after migration to be queried directly, can be by target storage device
Establishment and identical solr set and solr index datas in former storage device, and solr set and solr index datas is existed
Come into force in the target storage device, the purpose that the solr index datas after being migrated with realization can be queried directly.
Wherein, Solr gathers creation module 31 and is additionally operable to：Source solr collection is obtained from the zookeeper in former storage device
The configuration file of conjunction, the source solr got the configuration files gathered are stored into the zookeeper of target storage device；From
The aggregate information of source solr set is obtained on zookeeper in former storage device；According to source solr gather configuration file and
The aggregate information of source solr set creates new solr set, and the new solr aggregate informations gathered are preserved to target and stored
In the json formatted files of equipment.That is the Solr gathers the aforesaid way of creation module 31 according to solr collection in source in former storage device
Close, the new solr set of identical is created in target storage device.Create i.e. in target storage device and gather with source solr
During the new solr set of identical, it is necessary to created in target storage device configuration file for creating new solr set and
The aggregate information of source solr set, new solr collection is then created according to the configuration file and source the solr aggregate information gathered
Close.Solr set creation module 31 is additionally operable to obtain json formatted files from the zookeeper in former storage device；Parsing
Json formatted files, obtain the aggregate information of source solr set.The aggregate information of source solr set in the present embodiment includes：Point
Piece number and number of copies.The source aggregate information in the json formatted files is parsed, obtains the aggregate information of source solr set, tool
Body can obtain to be used for the burst number and number of copies that create set, naturally it is also possible to obtain other application as needed and create collection
The information of conjunction.
In the present embodiment, by aforementioned manner, Solr set creation module 31 arrives the solr configuration file storages gathered
In the zookeeper of target storage device, and the collection that source solr gathers is got from the zookeeper in former storage device
After closing information, created according to the source solr configuration files gathered and source the solr aggregate information gathered in target device newly
Solr gathers, and the new solr aggregate informations gathered are preserved into the json formatted files of target storage device.
Wherein, Solr index datas creation module 32 is additionally operable to create in target storage device in the following manner identical
New solr index datas.Specifically, distributed field system of the Solr index datas creation module 32 in target storage device
Temp directory is created on system, and the source solr index datas in the distributed file system of former storage device are uploaded to interim mesh
Under record；Obtain the core node mark of the burst scope of new solr set and the distributed file system of target storage device
Corresponding relation；According to corresponding relation, the source solr index datas under temp directory are copied to core section corresponding to formal catalogue
Under point identification catalogue.Specifically, the solr index data new with identical in former storage device is created in target storage device,
As the solr index datas in former storage device are moved to and stored in target storage device, the storage device specifically may be used
To be cluster, i.e., target storage device is target solr clusters, and former storage device is former solr clusters.Further, this implementation
Source solr index datas under temp directory are copied to by the Solr index datas creation module 32 in example according to corresponding relation
Before under core node list of identifications corresponding to formal catalogue, in addition to：The distributed file system of delete target storage device
On catalog aggregator, ensure solr set uniqueness and follow-up data inquiry uniqueness.
In the present embodiment, the processing module that comes into force 33 makes new solr gather with new solr data in target storage device
Come into force, can be specifically after the establishment of new solr set and the migration of solr index datas are completed in target storage device,
Restart the target storage device, that is, restart target solr clusters, gather new solr and deposited with new solr data in target
Come into force in storage equipment.
Further, Fig. 4, the solr data migration devices that the present embodiment provides, in addition to detection module 34, inspection are referred to
Survey module 34 to be used for after new solr set and new solr index datas come into force in target storage device, verify solr
Whether Data Migration succeeds.
The solr data migration devices that the present embodiment provides, by being gathered according to source solr in former storage device, in target
The new solr set of identical is created in storage device；According to solr index datas in source in former storage device, set in target storage
The new solr index datas of standby upper establishment identical；New solr is set to gather with new solr index datas in target storage device
On come into force.I.e. by target storage device create with former storage device on identical solr set and solr index datas,
And solr set and solr index datas is come into force in the target storage device, then it can cause the solr indexes after migration
Data can be queried directly, and improve the ease for use and reliability of inquiry data after solr Data Migrations.
Obviously, those skilled in the art should be understood that each module of the embodiments of the present invention or each step can be used
General computing device realizes that they can be concentrated on single computing device, or be distributed in multiple computing device institutes
On the network of composition, alternatively, they can be realized with the program code that computing device can perform, it is thus possible to by they
It is stored in computer-readable storage medium (ROM/RAM, magnetic disc, CD) and is performed by computing device, and in some cases, can
With to perform shown or described step different from order herein, or they are fabricated to each integrated circuit die respectively
Block, or the multiple modules or step in them are fabricated to single integrated circuit module to realize.So the present invention does not limit
Combined in any specific hardware and software.
Above content is to combine the further description that specific embodiment is made to the embodiment of the present invention, it is impossible to is recognized
The specific implementation of the fixed present invention is confined to these explanations.For general technical staff of the technical field of the invention,
Without departing from the inventive concept of the premise, some simple deduction or replace can also be made, should all be considered as belonging to the present invention
Protection domain.
Claims (10)
1. a kind of solr data migration methods, including：
Gathered according to source solr in former storage device, the new solr set of identical is created in target storage device；
According to solr index datas in source in former storage device, the new solr indexes of identical are created in the target storage device
Data；
The new solr set and the new solr index datas is set to be come into force in the target storage device.
2. solr data migration methods as claimed in claim 1, it is characterised in that according to solr collection in source in former storage device
Close, the new solr set of identical is created in target storage device to be included：
The configuration file of the source solr set, the institute that will be got are obtained from the zookeeper in the former storage device
The configuration file for stating source solr set is stored into the zookeeper of the target storage device；
The aggregate information of the source solr set is obtained from the zookeeper in the former storage device；
The new solr collection is created according to the source solr configuration files gathered and the source solr aggregate information gathered
Close, and the new solr aggregate informations gathered are preserved into the json formatted files of the target storage device.
3. solr data migration methods as claimed in claim 2, it is characterised in that the aggregate information bag of the source solr set
Include：Burst number and number of copies.
4. solr data migration methods as claimed in claim 2, it is characterised in that from the former storage device
The aggregate information of the source solr set is obtained on zookeeper, including：
Json formatted files are obtained from the zookeeper in the former storage device；
The json formatted files are parsed, obtain the aggregate information of the source solr set.
5. solr data migration methods as claimed in claim 1, it is characterised in that the source solr ropes in former storage device
Argument evidence, the new solr index datas of identical are created in the target storage device to be included：
Create temp directory in the distributed file system of the target storage device, and by the distribution of the former storage device
Source solr index datas in formula file system are uploaded under the temp directory；
Obtain the core section of the burst scope and the distributed file system of the target storage device of the new solr set
The corresponding relation of point identification；
According to the corresponding relation, the source solr index datas under the temp directory are copied to corresponding to formal catalogue
Under core node list of identifications.
6. solr data migration methods as claimed in claim 5, it is characterised in that according to the corresponding relation, face described
When catalogue under the source solr index datas be copied under core node list of identifications corresponding to formal catalogue before, also wrap
Include：
Delete the catalog aggregator in the distributed file system of the target storage device.
7. the solr data migration methods as described in any one of claim 1 to 6, it is characterised in that make the new solr collection
Close after being come into force with the new solr index datas in the target storage device, in addition to verify in the following manner
Whether solr Data Migrations succeed：
Solr query interface is called, inquires about new solr index datas, if data can be inquired correctly, solr data are moved
Move into work(.
8. a kind of solr data migration devices, including：
Solr gathers creation module, for being gathered according to source solr in former storage device, is created in target storage device identical
New solr set；
Solr index data creation modules, for according to solr index datas in source in former storage device, being set in the target storage
The new solr index datas of standby upper establishment identical；
Come into force processing module, for making the new solr set and the new solr data in the target storage device
Come into force.
9. solr data migration devices as claimed in claim 8, it is characterised in that the Solr set creation module is also used
In：
The solr configuration files of the source solr set are obtained from the zookeeper in the former storage device, will be got
The source solr set solr configuration files store into the zookeeper of the target storage device；
The aggregate information of the source solr set is obtained from the zookeeper in the former storage device；
New set is created according to the source solr solr configuration files gathered and the source solr aggregate information gathered, and
The new solr aggregate informations gathered are preserved into the json formatted files of the target storage device.
10. solr data migration devices as claimed in claim 8 or 9, it is characterised in that also including detection module, the inspection
Module is surveyed to be used to come into force it in the target storage device in the new solr set and the new index solr data
Afterwards, whether checking solr Data Migrations succeed.
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| CN201610703489.8A CN107766386B (en) | 2016-08-22 | 2016-08-22 | Solr data migration method and device |
| PCT/CN2017/086266 WO2018036235A1 (en) | 2016-08-22 | 2017-05-27 | Solr data migration method and apparatus |
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| CN201610703489.8A CN107766386B (en) | 2016-08-22 | 2016-08-22 | Solr data migration method and device |
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| CN109299225A (en) * | 2018-10-24 | 2019-02-01 | 平安科技（深圳）有限公司 | Log searching method, system, terminal and computer readable storage medium |
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| CN111767309B (en) * | 2020-07-07 | 2022-06-24 | 中电万维信息技术有限责任公司 | Method for optimizing retrieval based on switch design mode |
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| CN107766386B (en) | 2023-01-10 |
| WO2018036235A1 (en) | 2018-03-01 |
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