CN105573760B - Internet of things data processing system and method based on storm - Google Patents
Internet of things data processing system and method based on storm Download PDFInfo
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- G06F8/31—Programming languages or programming paradigms
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Abstract
The present invention discloses a kind of internet of things data processing system and method based on storm, and wherein system includes plugin manager, for loading, running and managing plug-in unit；The data of various structures are converted to Uniform data format for receiving the pretreatment of internet of things data and data format by data prediction plug-in unit；Sentence parses plug-in unit, executes sentence for receiving user, and user is executed sentence and carries out morphology syntax parsing, forms analytic tree；Logical process plug-in unit, it extracts semantic by analytic tree and carries out function selection, the concrete function needed to be implemented is extracted by analytic tree, and the function is executed into the parameter needed and is extracted, conversion and encapsulation, the data packet for being then encapsulated in fixed data format are sent to function and execute plug-in unit execution；Function executes plug-in unit, executes concrete function.The present invention is designed using plug-in unitization, each plug-in unit can not be interdepended between each plug-in unit, be increased the scalability and maintainability of system with stand-alone development.
Description
Technical field
The present invention relates to internet of things data processing technology fields, are based particularly on the internet of things data processing system of storm
And method.
Background technique
Internet of Things is to be filled sensor by the IT technology (such as RFID Radio Frequency Identification Technology, cloud computing technology) of a new generation
It is standby or be embedded into the object of global all trades and professions, " Internet of Things " is formed by mutual link, then passes through cloud meter
Calculation technology and supercomputer are handled and are analyzed to the mass data being collected into, and are reached to object intelligent management and control
Purpose.
With the development of cloud computing big data, the processing of data tends to distributed treatment, and mass data is by being distributed to not
With node operation improve the processing capacities of data.And at present in distributed platform, storm platform has exploitation flexibility
Height, processing capacity is strong, good for the suitability of the real-time streaming data processing of Internet of Things, and it is excellent that high reliability and scalability are good etc.
Point, this system is using storm platform as basic computing platform.
But the scalability of software reuse and data processing system based on storm frame has certain limitation, software
Development cycle it is long, it is at high cost.
Summary of the invention
In order to solve above-mentioned deficiency in the prior art, the present invention provides a kind of internet of things data processing based on storm
System, user can neatly select the combination of different function, facilitate the secondary development of developer, reduce secondary system exploitation
Cost.
Internet of things data processing system based on storm, including data prediction plug-in unit, for receiving internet of things data,
And
The data of more structures are converted to Uniform data format by the pretreatment of data format；
Sentence parses plug-in unit, for being supplied to the function of user's interaction, receives what user needed to operate data source
Sentence,
User is executed into sentence and carries out morphology syntax parsing, analytic tree is formed and is sent to logical process plug-in unit；
Logical process plug-in unit extracts semantic and carries out function selection, function number and the function are executed institute by analytic tree
The parameter needed is sent to function with the encapsulation of json format in the packet and executes plug-in unit；
Function executes plug-in unit, selects specific functional module, and extraction pair by the data packet of the logical process plug-in unit
The parameter answered is passed to the module, finally executes the function.
The data prediction plug-in unit includes data reception module, data preprocessing module and data transmission blocks.
The data reception module and data preprocessing module support the data from RFID device, sensor or two dimensional code
Format.
The sentence parsing plug-in unit includes sentence receiving module and statement parsing module.
The logical process plug-in unit includes system configuration module and logic processing module.
It includes continuous Query module, Delete query module, operator monitoring module and creation stream mould that the function, which executes plug-in unit,
Block.
The internet of things data processing method based on storm that the present invention also provides a kind of, steps are as follows：
Data reception module in S1, data prediction plug-in unit receives the data from data transmitter, data prediction
Data are converted to the identifiable format of system by unprocessed form by module, and data transmission blocks transmit data to sentence parsing and insert
Part；
S2, sentence parsing plug-in unit receive user for the csql sentence of system operatio, and morphology to sentence and grammer into
Row parsing, checks whether fixed keyword lacks, and generates analytic tree and passes to logical process plug-in unit；
S3, logical process plug-in unit to extract analytic tree keyword, judge the analytic tree whether be create sentence solution
Analysis tree, if it is carries out extraction of semantics for data format definition sentence in create sentence, and configuration data accesses format, will match
The data format set is encapsulated in fixed data packet, is passed to function and is executed plug-in unit；If analytic tree is the analytic tree of query statement,
Keyword and parameter are then extracted, function execution plug-in unit building topology is sent to and carries out inquiry calculating；If it is create sentence and
Analytic tree other than query statement then extracts the parameter of corresponding function He the function, passes to function execution plug-in unit and is had
Body executes；
After S4, function execution plug-in unit receive data packet, executed according to the corresponding function of sentence command selection.
The logical process plug-in unit output data includes the parameter information that function number and function execute.
The present invention then makes full use of storm platform for the branch of flow data by storm platform processes Internet of Things flow data
Hold with distributed arithmetic ability, unlimited, real-time data distribution is calculated to different calculate nodes, then unify return
To user；Due to internet of things data diversification, there are Un-structured, semi-structured and structural data, the present invention passes through data
The data that acquire to physics network data of pretreatment plug-in unit receive and pass through data prediction to process data into as structural data,
And create sentence is provided to define data format, the diversified data of Internet of Things can be setup flexibly；It is set using plug-in unit
Meter, each plug-in unit can not be interdepended, by plugin manager, user can be free with stand-alone development between each plug-in unit
Replacement increases, and deletes plug-in unit, reduces the coupling between system, increase the scalability and maintainability of system；Each
Modularized design is all used between plug-in unit, and by the design pattern of foundry, each plug-in unit can be replaced by plugin manager
Middle part is unsatisfactory for the functions of modules of user demand, and system is made to have better suitability；Added by the reflection mechanism of java
The matching relationship between operator and the keyword and operator that pass through optimal logic tree is carried come selection operator, and allows user customized
The matching relationship of operator and modification operator and keyword makes user neatly select the combination of different energy.
Detailed description of the invention
Fig. 1 is the block diagram of the internet of things data processing system embodiment based on storm；
Fig. 2 is the function structure chart of embodiment in Fig. 1；
Fig. 3 is the application scenario diagram of embodiment in Fig. 1.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, the internet of things data processing system based on storm is divided into 5 parts：Plugin manager, data are pre-
Plug-in unit is handled, sentence parses plug-in unit, and logical process plug-in unit and function execute plug-in unit.
Plugin manager：It is responsible for load, operation and management plug-in unit.
Data prediction plug-in unit：Data prediction plug-in unit is responsible for the internet of things data of receiving sensor node generation, and
The data of more structures are converted to structured data format by the pretreatment of data format.
Sentence parses plug-in unit：Sentence parsing plug-in unit is responsible for executing user into sentence progress morphology syntax parsing, forms parsing
Tree.
Logical process plug-in unit：Logical process plug-in unit extracts semantic and carries out function selection by analytic tree, and by function number
The parameter information needed is executed with the function to encapsulate in the packet with json format, is sent to function and is executed plug-in unit execution.Example
Such as, if it is query function, then logic tuning is carried out, forms optimal logic tree, and by function number and optimal logic tree
The encapsulation of json format is sent in the packet.Function is flowed if it is creation, then passes through the data format of analytic tree disposition data source,
And the json format encapsulation of creation stream function number and data format is sent in the packet.
Function executes plug-in unit：Function executes plug-in unit and is responsible for executing specific function, for example, then establishing if it is inquiry
Topology submits the operation of storm cluster.
Plugin manager is the management module of this system, and user is not allowed to make an amendment and define, but provides user's modification
With the interface of replacement plug-in unit.In addition, plugin manager provides part in replacement plug-in unit using the foundry design pattern in java
The function of functional module, user can according to demand be replaced the functions of modules in plug-in unit, realize not only replacement and insert
Part, and replace the function of plug-in unit internal module.The module definition of each plug-in unit is as shown in Figure 2.Wherein each module is
Independent function modeling can modify plug-in unit as long as user realizes function class according to interface specification and passes through plugin manager
The function of internal module.
Data prediction plug-in unit default provides the reception of various kinds of sensors, RFID, two dimensional code and screen flow data, and logarithm
According to data scrubbing and structuring adjustment is carried out, it the create sentence in the customized csql language of this system that can be used can describe
Data format, the Backus normal form (BNF) of create sentence is defined as<"create"streamname"{">{attribution
type"；"}<"}">.Due to being plug-in unitization design, user can pre-process plug-in unit with self-defining data, by the data format of data
Pretreatment is the data format that system can identify, and is defined by create sentence to system, and system can be to data
It is handled.
Sentence parses plug-in unit default using the morphology and grammar parser of antlr exploitation, and the language of parsing is customized
The create sentence of csql language, the language is provided by upper one, and query statement grammer is identical as cql language syntax, wherein word
Whether the word of method resolver Main Analysis user input is correct, and the comparison that grammar parser then passes through each word carries out
The verification of grammer, csql language master creation stream sentence to be offered monitor stream sentence, delete the morphology of stream sentence and query statement
And syntactic analysis, and analytic tree is generated by morphology and syntactic analysis.If user needs to carry out morphology and syntax parsing
It redefines, then remove sentence parsing plug-in unit using plugin manager and loads customized plug-in unit, plug-in unit is required to receive number
According to acquisition plug-in unit acquisition data and can correctly parse the sentence that user is passed to.It needs to adjust if it is part analysis function,
Then by realizing parsing interface, and it is passed to the parsing example using the function replacement interface in plugin manager, system then can
The customized parsing of user is called in sentence parsing, and exports parsing result and gives logical process plug-in unit.
Logical process plug-in unit mainly parses the incoming analytic tree of plug-in unit by sentence and carries out the selection of function and matching for system
It sets, the tuning including some logics before query statement executes.Wherein, the pin function of default can mention the keyword of analytic tree
It takes out, determines which function the keyword belongs to, then select the function of system configuration if it is system configuration, and by the function
Parameter extraction needed for energy gives function and executes plug-in unit.Wherein, query function is data computing function, which needs to call
Storm computing platform carries out distributed data processing, and when this system designs, every a pair of of keyword and ginseng can be extracted according to analytic tree
Number is mapped as a node, constitutes initial logic tree, then carries out node sequence tune by the priority rule that this system designs
It is excellent, and the logic tree of tuning is passed into query function and carries out Topology building and execution.To reduce the coupling between plug-in unit
Property, unified encapsulation will be carried out to output data, data packet includes function selection, data content and other information.User makes by oneself
When adopted plug-in unit and functions of modules also data packet must be constituted according to the data packet format.
Function selection plug-in unit is responsible for the specific execution of function, and default plug-in unit mainly includes deleting stream, creation stream, monitor stream and
Inquiry four functions of stream.Wherein inquiry stream function is most complicated, the optimal logic tree being passed to by user, by keyword extraction and
Then operator matching loads operator according to title by the reflection mechanism of java, each operator connects all in accordance with the bolt of storm
Cause for gossip is existing.Inquiry stream function then selects data source access operator and inquiry operator combination to become according to optimal logic tree
Topology is submitted to storm platform using the submit function that storm is provided and runs.When user needs other customized function
Energy operator can also combine different function with the matching relationship of operator by modifying optimal logic tree or keyword
Topology。
Fig. 3 shows process of the whole system under practical application scene, and detailed process is as follows：
For user by sdk login system, sdk mainly provides the function of logging in and be passed to sentence, and system is solid by monitoring
Fixed end mouthful receives username and password incoming when user logs in, and the username and password in matching database, will log in shape
State returns to user.
User is directed to oneself demand, reserves port by sdk, carries out initial configuration for the configuration of system, system exists
After receiving user configuration, the configuration of the operation of the user is recorded in conf file, this document is recorded with xml document.
It is fixed that create sentence defined in user's csql language incoming first carries out format for data flow to be treated
Justice.System receives and is passed to sentence parsing plug-in unit after create sentence, sentence parse plug-in unit for the morphology of create sentence and
Grammer is parsed, and the spelling of each word is first verified, and is then compared create grammer, is checked whether fixed keyword lacks
It loses, whether keyword behindness parameter format meets the grammer of create sentence.It ultimately produces analytic tree and is passed to logical process plug-in unit.
After logical process plug-in unit receives the incoming analytic tree of sentence parsing plug-in unit, the keyword of analytic tree is mentioned
It takes, determines that the analytic tree for the analytic tree of create sentence, then carries out data format definition sentence in create sentence semantic
It extracts, configuration data accesses format, and function finally is flowed in creation, and the data format of configuration is encapsulated in fixed data packet, is passed to
Function executes plug-in unit.
After function execution plug-in unit receives data packet, check that data packet specifies function for creation stream function, then by data lattice
Formula is extracted, and by data flow access system.And successful state will be operated and return to sdk.
User receives after creation is flowed successfully and then carries out Data stream query operation, is first passed to query statement by sdk
Sentence parses plug-in unit, and sentence parsing plug-in unit carries out that analytic tree is passed to logical process plug-in unit after morphology and syntactic analysis.
Logical process plug-in unit determines that keyword and data to inquire analytic tree, are then encapsulated in by analytic tree after extracting keyword
In logic tree, and logic tuning is carried out by the priority principle of optimality that system is reserved, optimal logic tree is generated, by optimal logic
Tree and query function are encapsulated in fixed data packet.
After function execution plug-in unit receives data packet, checks that data packet is query function, then look into the discrepancy of optimal logic tree
Ask functional module.The module compares the keyword and operator of optimal logic tree, selects corresponding operator and create sentence before
Corresponding data source is configured to Topology, and parameter is passed to operator building operator example, and pass through the reflection machine of java
The Topology of building is committed to the operation of storm platform by the submission Topology function of storm by system load operator.And
Return result to user.
User can monitor and delete to Topology after reception result, and process is similar with the process of creation stream.
User can be increased by plugin manager, modify and remove plug-in unit.Wherein increasing plug-in unit is that user is customized slotting
Part, and load by plugin manager and run plug-in unit, but increased plug-in unit needs to meet the interface specification of plug-in unit.Modify plug-in unit
Function realize mainly use foundry design pattern thought, the function of each module is embodied as calling incoming function in plug-in unit
The power function of example reference, user may be implemented to formulate interface function, and replace letter by the function that plugin manager provides
Number is replaced for formulating function in module.And removing plug-in unit then is that specific plug-in is removed by plugin manager, makes plug-in unit
Manager does not reload the plug-in unit.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.
Claims (8)
1. the internet of things data processing system based on storm, it is characterised in that：Including
Plugin manager, for loading, running and managing plug-in unit；
Data prediction plug-in unit, for receiving the pretreatment of internet of things data and data format, by the data conversion of more structures
For Uniform data format；
Sentence parses plug-in unit, and the function of interacting for being supplied to user receives the sentence that user needs to operate data source,
User is executed into sentence and carries out morphology syntax parsing, analytic tree is formed and is sent to logical process plug-in unit；
Logical process plug-in unit extracts semantic and carries out function selection, required for function number and the function are executed by analytic tree
Parameter with json format encapsulation be sent in the packet function execute plug-in unit；
Function executes plug-in unit, selects specific functional module by the data packet of the logical process plug-in unit, and extract corresponding
Parameter is passed to the module, finally executes the function.
2. the internet of things data processing system according to claim 1 based on storm, it is characterised in that：The data are pre-
Handling plug-in unit includes data reception module, data preprocessing module and data transmission blocks.
3. the internet of things data processing system according to claim 1 based on storm, it is characterised in that：The sentence solution
Analysing plug-in unit includes sentence receiving module and statement parsing module.
4. the internet of things data processing system according to claim 1 based on storm, it is characterised in that：At the logic
Managing plug-in unit includes system configuration module and logic processing module.
5. the internet of things data processing system according to claim 1 based on storm, it is characterised in that：The function is held
Row plug-in unit includes continuous Query module, Delete query module, operator monitoring module and creation flow module.
6. the internet of things data processing system according to claim 2 based on storm, it is characterised in that：The data connect
It receives module and data preprocessing module supports the data format from RFID device, sensor or two dimensional code.
7. the internet of things data processing method based on storm, which is characterized in that include the following steps：
Data reception module in S1, data prediction plug-in unit receives the data from data transmitter, data preprocessing module
Data are converted into the identifiable format of system by unprocessed form, data transmission blocks transmit data to sentence parsing plug-in unit；
S2, sentence parsing plug-in unit receive user for the csql sentence of system operatio, and solve to the morphology and grammer of sentence
Analysis, checks whether fixed keyword lacks, and generates analytic tree and passes to logical process plug-in unit；
S3, logical process plug-in unit to extract analytic tree keyword, judge the analytic tree whether be create sentence analytic tree,
If it is data format definition sentence in create sentence is subjected to extraction of semantics, configuration data accesses format, by configuration
Data format is encapsulated in fixed data packet, is passed to function and is executed plug-in unit；If analytic tree is the analytic tree of query statement, mention
Keyword and parameter are taken, function execution plug-in unit building topology is sent to and carries out inquiry calculating；If it is create sentence and inquiry
Analytic tree other than sentence then extracts the parameter of corresponding function He the function, passes to function execution plug-in unit and is specifically held
Row；
After S4, function execution plug-in unit receive data packet, executed according to the corresponding function of sentence command selection.
8. the internet of things data processing method according to claim 7 based on storm, which is characterized in that at the logic
Reason plug-in unit output data includes the parameter information that function number and function execute.
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| CN106161100B (en) * | 2016-08-03 | 2019-09-27 | 青岛海信电器股份有限公司 | A kind of internet of things equipment configuration method and internet-of-things terminal |
| CN106339249B (en) * | 2016-08-23 | 2019-09-27 | 上海创景信息科技有限公司 | Dynamic configuration programmed method |
| CN108628605A (en) * | 2018-04-28 | 2018-10-09 | 百度在线网络技术（北京）有限公司 | Stream data processing method, device, server and medium |
| CN108763534B (en) * | 2018-05-31 | 2019-10-18 | 北京百度网讯科技有限公司 | Method and apparatus for handling information |
| CN110704124A (en) * | 2019-09-19 | 2020-01-17 | 国云科技股份有限公司 | Stream data structuralization processing system and method |
| CN112995263B (en) * | 2019-12-18 | 2022-11-22 | 中国移动通信集团陕西有限公司 | Network priority data processing system |
| CN114791889A (en) * | 2021-01-25 | 2022-07-26 | 华为技术有限公司 | Sensor data processing method and device |
| CN113672983A (en) * | 2021-08-25 | 2021-11-19 | 山大地纬软件股份有限公司 | Service handling data privacy protection system and method based on block chain |
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