CN106502802A - A kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC - Google Patents
A kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC Download PDFInfo
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- CN106502802A CN106502802A CN201610888705.0A CN201610888705A CN106502802A CN 106502802 A CN106502802 A CN 106502802A CN 201610888705 A CN201610888705 A CN 201610888705A CN 106502802 A CN106502802 A CN 106502802A
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/54—Interprogram communication
- G06F9/546—Message passing systems or structures, e.g. queues
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/54—Interprogram communication
- G06F9/547—Remote procedure calls [RPC]; Web services
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2209/00—Indexing scheme relating to G06F9/00
- G06F2209/54—Indexing scheme relating to G06F9/54
- G06F2209/544—Remote
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2209/00—Indexing scheme relating to G06F9/00
- G06F2209/54—Indexing scheme relating to G06F9/54
- G06F2209/548—Queue
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Abstract
The invention discloses a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC, including two modules of client and service end, wherein：It is provided with URL storing containers, regular dispensing containers, counts container in service end, the collection rule that regular dispensing containers storage client sends, it is stipulated that the acquisition strategies of different web sites；Container is counted then according to acquisition strategies, push collection webpage according to the mode of count and realize concurrent acquisition function；The last URL sent by URL storing containers storage client simultaneously carries out packet storage according to domain name；Client periodic inspection service end state, checks that URL storing containers residual capacities, Batch sending webpage to be collected, batch are reclaimed and gathered webpage, Batch sending web retrieval rule.While efficiency of transmission is improved, the concurrent efficiency of collection should be improved based on the concurrent acquisition method in the distributed high in the clouds of Avro RPC transmission compared with prior art, practical, applied widely, it is easy to promote.
Description
Technical field
The present invention relates to Computer Applied Technology field, specifically a kind of practical, transmitted based on Avro RPC
The concurrent acquisition method in distributed high in the clouds.
Background technology
Avro RPC are RPC service frameworks for supporting to realize across language.Very lightweight, realizes succinct, user
Just, while being also convenient for user carries out secondary development, the framework is divided into two-layer in logic：
1：Transport network layer.Realized using the Nio of Netty.
2：Protocol layer.The Data Serialization mode of expansible current support has Avro, JSON, Hessian, Java sequence
Change.User can be registering oneself protocol format and serializing mode.
Main feature：
1：Client transmissions layer is separated with application-level logic, and transport layer major responsibility includes creating connection, connection and locating and multiplexing,
Transmission data, receives after service end is replied and adjusts back application layer；
2：Client supports synchronization call and asynchronous call.Service asynchronousization can improve throughput of system well, it is proposed that use
Asynchronous call.For preventing asynchronous transmission request too fast, client increased " request flow restriction " function, call overtime management.
3：Service end has a protocol registration factory and serializing registration factory.So convenient for different application scenarios
To customize method of service.RPC should be one kind of method of service.In distributed system architecture, between distributed node
Communication can there are various ways, the TOP message of such as MQ, a message can have multiple subscribers.Therefore Avro RPC are not
One basic skeleton of an only RPC service framework, an or distributed communication, there is provided good autgmentability；
4：Unusual lightweight, performance are good, are suitable for secondary development.
During existing big data distributed capture, specifically, more particularly to concurrently gather in distributed high in the clouds
In the case of, existing cloud server collecting efficiency is not high, and the concurrently collection number of server is general, while the data transfer of collection
Efficiency is general, and based on this, the present invention provides a kind of software product prototype high in the clouds and shares collaboration method, to lift concurrency and collection
The acquisition strategies of efficiency.
Content of the invention
The technical assignment of the present invention is for above weak point, there is provided a kind of practical, based on Avro RPC transmission
The concurrent acquisition method in distributed high in the clouds.
A kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC, including two moulds of client and service end
Block, wherein：
It is provided with URL storing containers, regular dispensing containers, counts container in service end, regular dispensing containers storage client is sent out
The collection rule for sending, it is stipulated that the acquisition strategies of different web sites；Container is counted then according to acquisition strategies, according to the mode of count
Push collection webpage and realize concurrent acquisition function；The last URL sent by URL storing containers storage client simultaneously enters according to domain name
Row packet storage；
Client periodic inspection service end state, checks URL storing containers residual capacities, Batch sending webpage to be collected, in batches
Reclaim and gathered webpage, Batch sending web retrieval rule.
The URL storing containers are realized by the ConcurrentHashMap that java is provided, according to domain name as Map
Key, the obstruction queue that corresponding Value is made up of URL to be downloaded, during download, download thread is according under domain Name acquisition domain name
First URL is downloaded.
URL storing containers deposit the URL processes of client transmission：In URL storing containers, its URL's of fixed time testing deposits
Quantity is put, if a collection of URL to be downloaded is sent to service end, and is put into less than storage threshold value by the storage quantity of URL immediately
In URL containers；If the storage quantity of URL is more than or equal to storage threshold value postpone to send a collection of URL to be downloaded, until URL's
Storage quantity is less than storage threshold value.
The task of counting end is pushed to download queue by the container that counts, and is taken task URL storage by thread pool and is held
The URL of device is downloaded.
Described count the ConcurrentHashMap that container provided by java and realize, its Key is domain name, and Value is then
Counting interval, counting interval are initially fixed acquisition interval, and its unit is millisecond, per second subtract 1000 millisecond, until between counting
It is divided into 0 and this Key distribution is entered download queue, collecting thread arranges corresponding downloading task from acquisition Key in queue is downloaded,
Counting interval is reset to the acquisition interval of acquiescence simultaneously, completes a download period.
Counting container is timed the detailed process of parallel downloading：
Thread pool is created, is obtained and is counted the domain name that 0 is counted as in container, the counting for counting container is set to -1, while by domain name
Download queue is put into, downloading task is submitted to thread pool, wait thread to download；
If download thread finds there is the URL to be downloaded for downloading queue domain name in URL storing containers, then will take out in URL containers
URL download, and will count container in counting reset, while the webpage of download is added to download webpage queue；
If download thread find URL storing containers in the absence of carry queue domain name URL to be downloaded, then by dispensing containers
Domain name be set to inactive, while deleting the related data counted in container and URL storing containers.
The rewriting CopyOnWriteMap that the regular dispensing containers are provided by java is realized, is obtained for counting container
Task is configured；The dispensing containers are that relevant configuration is downloaded in storage website, are the acquisition intervals that website is downloaded, and the acquisition interval is
The acquisition interval of acquiescence, used as the foundation for counting the container replacement counting interval.
After client Batch sending webpage to be collected, service end receives the URL of the Batch sending, activates dispensing containers
In corresponding domain name acquisition tasks, if there is the configuration rule of the domain name in dispensing containers, obtain corresponding acquisition interval and deposit
Enter and count in container, if in dispensing containers the not domain name configuration rule, using acquiescence acquisition interval and be stored in counting
In container, afterwards by the URL of Batch sending, it is deposited in URL storing containers.
A kind of concurrent acquisition method in distributed high in the clouds based on Avro RPC transmission of the invention, with advantages below：
A kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC that the present invention is provided is a kind of for distributed
In the case of, high concurrent, the problem of high in the clouds collection provide effective solution；The method can effectively improve the effect of cloud server
Rate, increases the concurrently collection number of server, optimizes collecting efficiency；The concurrent acquisition strategies in distributed high in the clouds that the method is provided, with
When using Avro RPC based on Avro serializing improve efficiency of transmission while, improve the concurrent efficiency of collection, practicality
By force, applied widely, it is easy to promote.
Description of the drawings
Batch sending URL flow chart of the accompanying drawing 1 for the present invention.
Configuration transmission flow figure of the accompanying drawing 2 for the present invention.
Accompanying drawing 3 is the timing acquiring of the present invention and reclaims webpage flow chart.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
As shown in accompanying drawing 1, Fig. 2, Fig. 3, a kind of distributed high in the clouds that is transmitted based on Avro RPC of the present invention is concurrently gathered
Method, is realized based on Avro RPC transmission, including RPC clients and two, RPC service end main modular.Service end includes URL
Storing containers, regular dispensing containers count container, wherein：
The URL of URL storing containers storage client transmission simultaneously carries out packet storage according to domain name；Regular dispensing containers deposit client
The collection rule that end sends, it is stipulated that the acquisition strategies of different web sites；Count container to push and can gather according to the mode of count
Webpage realizes concurrent acquisition function.
Client realizes periodic inspection service end state, checks URL storing containers residual capacities, Batch sending net to be collected
Page, batch are reclaimed and have gathered the functions such as webpage, Batch sending web retrieval rule.
The problem to be solved in the present invention：
1）Distributed high in the clouds concurrently gathers：By acquisition tasks distributed deployment to high in the clouds, by a series of verification in high in the clouds, ask
Ask, return etc. to process and realizing that high in the clouds concurrently gathers；
2）URL containers are realized：URL containers are realized by ConcurrentHashMap, inside which be by
LinkedBlockingQueue is constituted；
3）Count container to realize：Count container to realize for the task of counting end being pushed to download queue, have thread pool to take this
The URL of business URL containers is downloaded；
4）Dispensing containers are realized：Dispensing containers are lifted which and are read and write concurrency performance by the CopyOnWriteMap realizations of rewriting,
Task configuration is obtained for counting container；
5）URL sends and downloads webpage passback：Batch sending and passback are carried out to which by Avro RPC, client send will under
The URL of load, service end are received and are put into URL containers and wait for downloads.The page that client has been downloaded to service end request, service
End returns the page that has downloaded in batches.
In such scheme, realized by the ConcurrentHashMap that java is provided inside the URL storing containers
, according to domain name as Map Key, the obstruction queue that corresponding Value is made up of URL to be downloaded, download thread during download
It is downloaded according to first URL under domain Name acquisition domain name.
The counting container realizes that again by ConcurrentHashMap its Key is domain name, and Value is then counting
Interval, counting interval are initially fixed acquisition interval（Unit millisecond）, per second subtract 1000 millisecond, be 0 until the counting interval
This Key distribution is entered and downloads queue, collecting thread can arrange corresponding downloading task from acquisition Key in queue is downloaded, while
Counting interval is reset to the acquisition interval of acquiescence, completes a download period.
The dispensing containers are that relevant configuration, the acquisition interval that mainly website is downloaded, the collection are downloaded in storage website
The acquisition interval that interval is given tacit consent to, used as the foundation for counting the container replacement counting interval.
Its overall flow process is：
1. in fixed time testing high in the clouds URL containers URL storage quantity：If the storage quantity of URL is less than a certain threshold value, immediately will
A collection of URL to be downloaded is sent to high in the clouds, and is put in URL containers；Prolong if the storage quantity of URL is more than or equal to certain threshold value
Tardy send a collection of URL to be downloaded, until URL storage quantity be less than a certain threshold value.
2. Batch sending URL：After high in the clouds receives the URL of Batch sending, the collection of corresponding domain name in dispensing containers is activated
Task, if there is the configuration rule of the domain name in dispensing containers, obtains corresponding acquisition interval and is stored in counting container, if matching somebody with somebody
Put the configuration rule of the not domain name in container, then using acquiescence acquisition interval and be stored in counting container in, afterwards will batch
The URL of transmission, is deposited in URL containers.
3. send configuration Rule Information：Wall scroll or Batch sending configuration rule are supported to high in the clouds, and configuration rule is deposited
It is put in dispensing containers.
4. container timing parallel downloading is counted：Thread pool is created, is obtained and is counted the domain name that 0 is counted as in container, will count
The counting of container is set to -1, while domain name is put into download queue, downloading task is submitted to thread pool, waits thread to download.
If download thread finds there is the URL to be downloaded for downloading queue domain name in URL containers, then under the URL that will be taken out in URL containers
Carry, and the counting counted in container is reset, while the webpage of download is added to download webpage queue.If download thread
It was found that in URL containers in the absence of carry queue domain name URL to be downloaded, then the domain name of dispensing containers is set to inactive, with
When delete the related data counted in container and URL containers.
5. timing acquisition has downloaded webpage：Rear end timing obtains the web data that has been downloaded in webpage queue from high in the clouds.
Above-mentioned specific embodiment be only the present invention concrete case, the present invention scope of patent protection include but is not limited to
Above-mentioned specific embodiment, a kind of any concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC for meeting the present invention
Claims the and any technical fields those of ordinary skill's appropriate change or replacement which is done, should all fall
Enter the scope of patent protection of the present invention.
Claims (8)
1. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC, it is characterised in that including client kimonos
Business two, end module, wherein：
It is provided with URL storing containers, regular dispensing containers, counts container in service end, regular dispensing containers storage client is sent out
The collection rule for sending, it is stipulated that the acquisition strategies of different web sites；Container is counted then according to acquisition strategies, according to the mode of count
Push collection webpage and realize concurrent acquisition function；The last URL sent by URL storing containers storage client simultaneously enters according to domain name
Row packet storage；
Client periodic inspection service end state, checks URL storing containers residual capacities, Batch sending webpage to be collected, in batches
Reclaim and gathered webpage, Batch sending web retrieval rule.
2. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 1, its feature
It is, the URL storing containers are realized by the ConcurrentHashMap that java is provided, according to domain name as Map's
Key, the obstruction queue that corresponding Value is made up of URL to be downloaded, during download, download thread is according under domain Name acquisition domain name
One URL is downloaded.
3. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 2, its feature
It is, the URL processes that URL storing containers storage client sends are：The storage of its URL of fixed time testing in URL storing containers
Quantity, if a collection of URL to be downloaded is sent to service end, and is put into less than storage threshold value by the storage quantity of URL immediately
In URL containers；If the storage quantity of URL is more than or equal to storage threshold value postpone to send a collection of URL to be downloaded, until URL's
Storage quantity is less than storage threshold value.
4. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 1, its feature
It is, the task of counting end is pushed to download queue by the container that counts, and takes the task URL storing containers by thread pool
URL is downloaded.
5. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 4, its feature
It is, the container that counts is realized by the ConcurrentHashMap that java is provided, its Key is domain name, and Value is then meter
Number interval, the counting interval is initially fixed acquisition interval, and its unit is millisecond, per second subtract 1000 millisecond, until the counting interval
This Key distribution is entered for 0 and download queue, collecting thread arranges corresponding downloading task from acquisition Key in queue is downloaded, with
When the counting interval reset to the acquisition interval of acquiescence, complete a download period.
6. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 5, its feature
It is, counting container is timed the detailed process of parallel downloading and is：
Thread pool is created, is obtained and is counted the domain name that 0 is counted as in container, the counting for counting container is set to -1, while by domain name
Download queue is put into, downloading task is submitted to thread pool, wait thread to download；
If download thread finds there is the URL to be downloaded for downloading queue domain name in URL storing containers, then will take out in URL containers
URL download, and will count container in counting reset, while the webpage of download is added to download webpage queue；
If download thread find URL storing containers in the absence of carry queue domain name URL to be downloaded, then by dispensing containers
Domain name be set to inactive, while deleting the related data counted in container and URL storing containers.
7. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 1, its feature
It is, the rewriting CopyOnWriteMap that the regular dispensing containers are provided by java is realized, is appointed for counting container
Business configuration；The dispensing containers are that relevant configuration is downloaded in storage website, are the acquisition intervals that website is downloaded, and the acquisition interval writes from memory
The acquisition interval that recognizes, used as the foundation for counting the container replacement counting interval.
8. a kind of concurrent acquisition method in distributed high in the clouds transmitted based on Avro RPC according to claim 1, its feature
It is, after client Batch sending webpage to be collected, service end receives the URL of the Batch sending, in activation dispensing containers
The acquisition tasks of corresponding domain name, if there is the configuration rule of the domain name in dispensing containers, obtain corresponding acquisition interval and are stored in
Count in container, if in dispensing containers the not domain name configuration rule, using acquiescence acquisition interval and be stored in counting and hold
In device, afterwards by the URL of Batch sending, it is deposited in URL storing containers.
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| CN110297719A (en) * | 2018-03-23 | 2019-10-01 | 北京京东尚科信息技术有限公司 | A kind of method and system based on queue transmission data |
| CN121193818A (en) * | 2025-11-26 | 2025-12-23 | 浪潮通用软件有限公司 | High-concurrency request methods, systems, media, products, and front-end servers |
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