CN110413546A - Date storage method, device and computer readable storage medium based on redis - Google Patents
Date storage method, device and computer readable storage medium based on redis Download PDFInfo
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- CN110413546A CN110413546A CN201910548136.9A CN201910548136A CN110413546A CN 110413546 A CN110413546 A CN 110413546A CN 201910548136 A CN201910548136 A CN 201910548136A CN 110413546 A CN110413546 A CN 110413546A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/12—Replacement control
- G06F12/121—Replacement control using replacement algorithms
- G06F12/123—Replacement control using replacement algorithms with age lists, e.g. queue, most recently used [MRU] list or least recently used [LRU] list
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract
The present invention relates to a kind of cloud storage technology, a kind of date storage method based on redis, device and computer readable storage medium are disclosed, this method comprises: receiving the different types of data from client；Different prefixes is added in the different types of data of client；The different types of data that the client of different prefixes will be added carry out serializing processing；The different types of data of the client by serializing processing are preferentially sent to redis server to store, then the different types of data of the client by serializing processing are stored in memory；Data are preferentially read from memory, if data cannot be read from memory, read data from redis server.After the different types of data of client are carried out serializing processing by the present invention, it is preferentially stored in redis server, so that it is guaranteed that all data all store in redis server, the problem of reading data exception occurs after avoiding a certain server delay machine.
Description
Technical field
The present invention relates to field of data storage more particularly to a kind of date storage methods based on redis, device and calculating
Machine readable storage medium storing program for executing.
Background technique
Mqtt agreement has been Internet of Things message criteria transport protocol at present, and in current, there are many mqtt to produce in the market
Product are substantially cluster, and for the mqtt server-side of open source, cluster is realized or is very poor or is exactly to be not carried out.
Mainly there are two roles of client and server-side in mqtt agreement, while client is disappeared by server-side again
The transmitting-receiving of breath, so the data there are many whole process need to store, however in actual use, if there is server-side
When (such as primary server) delay machine, some data may cause loss, and when primary server delay machine, how effectively to read data is
Problem to be solved at present.
Summary of the invention
The present invention provides a kind of date storage method based on redis, device and computer readable storage medium, main
Purpose is to avoid the problem of the reading data exception in primary server delay machine.
To achieve the above object, the present invention provides a kind of date storage method based on redis, is applied to electronic device,
The described method includes:
Receive the different types of data from client；
Different prefixes is added in the different types of data of the client；
The different types of data that the client of different prefixes is added are subjected to serializing processing；
The different types of data of the client by serializing processing are preferentially sent to redis server to carry out
Storage, then the different types of data of the client by serializing processing are stored in memory；
Data preferentially are read from the memory, if data cannot be read from the memory, are serviced from the redis
Data are read in device.
Optionally, described the step of different prefixes are added in the different types of data of the client, includes:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
Optionally, the described the step of different types of data of the client are carried out serializing processing, includes:
Analyze the data attribute of the data of the client；
The data of the client are split by the data attribute of the data by char character based on the client
And carry out serializing processing.
Optionally, the different types of data include: client session information, subscribing relationship information, retain message
Information, offline message information, the information for receiving qos2 message unconfirmed, distribution qos1 are unconfirmed and qos2 second stage is unconfirmed
Message, qos2 second stage message state information.
Optionally, the data of the client are stored in the step in memory again described, by lru algorithm by institute
The data for stating client are stored in memory.
The present invention also provides a kind of electronic device, the electronic device includes memory and processor, on the memory
It is stored with the data recording program based on redis that can be run on the processor, the data based on redis store journey
Sequence realizes following steps when being executed by the processor:
Receive the different types of data from client；
Different prefixes is added in the different types of data of the client；
The different types of data that the client of different prefixes is added are subjected to serializing processing；
The different types of data of the client by serializing processing are preferentially sent to redis server to carry out
Storage, then the different types of data of the client by serializing processing are stored in memory；
Data preferentially are read from the memory, if data cannot be read from the memory, are serviced from the redis
Data are read in device.
Optionally, described the step of different prefixes are added in the different types of data of the client, includes:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
Optionally, the described the step of different types of data of the client are carried out serializing processing, includes:
Analyze the data attribute of the data of the client；
The data of the client are split by the data attribute of the data by char character based on the client
And carry out serializing processing.
Optionally, the different types of data include: client session information, subscribing relationship information, retain message
Information, offline message information, the information for receiving qos2 message unconfirmed, distribution qos1 are unconfirmed and qos2 second stage is unconfirmed
Message, qos2 second stage message state information.
Optionally, the data of the client are stored in the step in memory again described, by lru algorithm by institute
The data for stating client are stored in memory.
In addition, to achieve the above object, it is described computer-readable the present invention also provides a kind of computer readable storage medium
Be stored with the data recording program based on redis on storage medium, the data recording program based on redis can by one or
The multiple processors of person execute, the step of to realize the above-mentioned date storage method based on redis.
Date storage method based on redis, device and computer readable storage medium provided by the invention are by by institute
The different types of data for stating client are added different prefixes and the different types of data of the client are carried out sequence
After columnization processing, it is preferentially stored in redis server, so that it is guaranteed that all data all store in redis server, avoids certain
Occurs the problem of reading data exception after one server delay machine.
Detailed description of the invention
Fig. 1 is the flow diagram for the date storage method based on redis that one embodiment of the invention provides；
Fig. 2 is the schematic diagram of internal structure for the electronic device that one embodiment of the invention provides；
The module signal of data recording program based on redis in the electronic device that Fig. 3 provides for one embodiment of the invention
Figure.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of date storage method based on redis.Shown in referring to Fig.1, mentioned for one embodiment of the invention
The flow diagram of the date storage method based on redis supplied.This method can be executed by device, which can be by
Software and or hardware realization, in the present embodiment, described device is server-side.
In the present embodiment, the date storage method based on redis includes:
S101 receives the different types of data from client；The different types of data include: client session
Information, subscribing relationship information, retain information, offline message information, the information for receiving qos2 message unconfirmed, distribution
Qos1 is unconfirmed and message, qos2 second stage message state information is confirmed in qos2 second stage；
Different prefixes is added in the different types of data of the client by S103；
The different types of data that the client of different prefixes is added are carried out serializing processing by S105；
The different types of data of the client by serializing processing are preferentially sent to redis service by S107
Device is stored, then the different types of data of the client by serializing processing are stored in memory；
S109 preferentially reads data from the memory, if data cannot be read from the memory, from described
Data are read in redis server；Such as the case where determining client session uniqueness, number is read from memory under normal circumstances
According to being judged, if a certain primary server delay machine, cannot read data from memory, can be read from redis server
Evidence of fetching realizes the effect of cluster so as to avoid the problem of reading data exception well.
Further, described the step of different prefixes are added in the different types of data of the client, includes:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
For example, after establishing tables of data, such as KH prefix can be added before client session information, it can believe in subscribing relationship
DY prefix is added before breath, RE prefix can be added before retain information, LX can be added before offline message information
JSQ prefix can be added before receiving qos2 the information of message is confirmed in prefix, can and qos2 second unconfirmed in distribution qos1
Stage is confirmed that FFQ prefix is added before message, and QDE prefix can be added before qos2 second stage message state information.
Further, the described the step of different types of data of the client are carried out serializing processing, includes:
Analyze the data attribute of the data of the client；
The data of the client are split by the data attribute of the data by char character based on the client
And carry out serializing processing.
For example, the data of the client be a piece of news, the message include message id, client id, message body,
The message is split by five data attributes of QOS, TOPIC, the data attribute by char character based on the message
Carry out serializing processing.
Further, the data of the client are stored in the step in memory again described, it will by lru algorithm
The data of the client are stored in memory.
Further, described that data are preferentially read from memory, if data cannot be read from memory, taken from redis
The step of reading data, includes: in business device
Ping order cannot sent to confirm to primary server after reading data in memory, and within a preset time
After stating primary server delay machine, data are read from redis server.
Ping order is sent to primary server for example, being often divided into 5 seconds, 10 seconds or 15 seconds etc..
Furthermore it is also possible to confirm the primary server delay machine by following steps: judging whether to get primary server
Collection result determine that the operating status of primary server is normal, when not obtaining when getting the collection result of primary server return
When getting the collection result of primary server, primary server delay machine is determined.
Further, after primary server delay machine, the principal and subordinate's server configuration information being stored in Redis server is added
It is downloaded in memory, specifically includes:
Configuration information table is created, the configuration information table contains the configuration information of primary server and the configuration from server
Information；The configuration information of the primary server includes the IP and port information of primary server, the configuration information from server
Include the IP and port information from server；
Configuration information table transmission is loaded onto memory.
In addition, judging the operating condition from server, and judging from server when judging primary server delay machine
The principal and subordinate's configuration information saved in memory is changed in normal situation, otherwise issues alarm command to warning device.
The present embodiment propose based on the date storage method of redis by by the different types of data of the client
After different prefix is added and the different types of data of the client are carried out serializing processing, preferentially it is stored in
There is number after avoiding a certain server delay machine so that it is guaranteed that all data all store in redis server in redis server
According to the problem for reading exception.
The present invention also provides a kind of electronic devices 1.It is the electronic device that one embodiment of the invention provides referring to shown in Fig. 2
Schematic diagram of internal structure.
In the present embodiment, electronic device 1 can be server.The electronic device 1 includes at least memory 11, processing
Device 13, communication bus 15 and network interface 17.In the present embodiment, the electronic device 1 is server-side.
Wherein, memory 11 include at least a type of readable storage medium storing program for executing, the readable storage medium storing program for executing include flash memory,
Hard disk, multimedia card, card-type memory (for example, SD or DX memory etc.), magnetic storage, disk, CD etc..Memory 11
It can be the internal storage unit of electronic device, such as the hard disk of the electronic device in some embodiments.Memory 11 exists
It is also possible to the External memory equipment of electronic device in other embodiments, such as the plug-in type hard disk being equipped on electronic device,
Intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card, flash card (Flash
Card) etc..Further, memory 11 can also both include the internal storage unit of electronic device or set including external storage
It is standby.Memory 11 can be not only used for the application software and Various types of data that storage is installed on electronic device 1, such as based on redis
Data recording program 111 code etc., can be also used for temporarily storing the data that has exported or will export.
Processor 13 can be in some embodiments a central processing unit (Central Processing Unit,
CPU), controller, microcontroller, microprocessor or other data processing chips, the program for being stored in run memory 11
Code or processing data.
Communication bus 15 is for realizing the connection communication between these components.
Network interface 17 optionally may include standard wireline interface and wireless interface (such as WI-FI interface), be commonly used in
Communication connection is established between electronic device 1 and other electronic equipments.
Optionally, electronic device 1 can also include user interface, and user interface may include display (Display), defeated
Enter unit such as keyboard (Keyboard), optional user interface can also include standard wireline interface and wireless interface.It is optional
Ground, in some embodiments, display can be light-emitting diode display, liquid crystal display, touch-control liquid crystal display and OLED
(Organic Light-Emitting Diode, Organic Light Emitting Diode) touches device etc..Wherein, display can also be appropriate
Referred to as display screen or display unit, for showing the information handled in an electronic and for showing visual user circle
Face.
Fig. 2 illustrates only the electronic device 1 with component 11~17, it will be appreciated by persons skilled in the art that Fig. 2 shows
Structure out does not constitute the restriction to electronic device, may include than illustrating less perhaps more components or combining certain
A little components or different component layouts.
In the embodiment of electronic device 1 shown in Fig. 2, the data storage journey based on redis is stored in memory 11
Sequence 111；Processor 13 realizes following steps when executing the data recording program 111 based on redis stored in memory 11:
Receive the different types of data of client；The different types of data include: client session information, subscribe to
Relation information, retain information, offline message information, the information for receiving qos2 message unconfirmed, distribution qos1 are unconfirmed
And message, qos2 second stage message state information is confirmed in qos2 second stage；
Different prefixes is added in the different types of data of the client；
The different types of data of the client are subjected to serializing processing；
Preferentially the different types of data of the client are stored in redis server, then by the client
Data are stored in memory；
Data are preferentially read from memory, if data cannot be read from memory, read number from redis server
According to；Such as the case where determining client session uniqueness, data are read from memory under normal circumstances and are judged, if a certain
Primary server delay machine cannot read data from memory, data can be read from redis server, so as to avoid number
According to abnormal problem is read, the effect of cluster is realized well.
Further, described the step of different prefixes are added in the different types of data of the client, includes:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
For example, after establishing tables of data, such as KH prefix can be added before client session information, it can believe in subscribing relationship
DY prefix is added before breath, RE prefix can be added before retain information, LX can be added before offline message information
JSQ prefix can be added before receiving qos2 the information of message is confirmed in prefix, can and qos2 second unconfirmed in distribution qos1
Stage is confirmed that FFQ prefix is added before message, and QDE prefix can be added before qos2 second stage message state information.
Further, the described the step of different types of data of the client are carried out serializing processing, includes:
Analyze the data attribute of the data of the client；
The data of the client are split by the data attribute of the data by char character based on the client
And carry out serializing processing.
For example, the data of the client be a piece of news, the message include message id, client id, message body,
The message is split by five data attributes of QOS, TOPIC, the data attribute by char character based on the message
Carry out serializing processing.
Further, the data of the client are stored in the step in memory again described, it will by lru algorithm
The data of the client are stored in memory.
Further, described that data are preferentially read from memory, if data cannot be read from memory, taken from redis
The step of reading data, includes: in business device
Ping order cannot sent to confirm to primary server after reading data in memory, and within a preset time
After stating primary server delay machine, data are read from redis server.
Ping order is sent to primary server for example, being often divided into 5 seconds, 10 seconds or 15 seconds etc..
Furthermore it is also possible to confirm the primary server delay machine by following steps: judging whether to get primary server
Collection result determine that the operating status of primary server is normal, when not obtaining when getting the collection result of primary server return
When getting the collection result of primary server, primary server delay machine is determined.
Further, after primary server delay machine, the principal and subordinate's server configuration information being stored in Redis server is added
It is downloaded in memory, specifically includes:
Configuration information table is created, the configuration information table contains the configuration information of primary server and the configuration from server
Information；The configuration information of the primary server includes the IP and port information of primary server, the configuration information from server
Include the IP and port information from server；
Configuration information table transmission is loaded onto memory.
In addition, judging the operating condition from server, and judging from server when judging primary server delay machine
The principal and subordinate's configuration information saved in memory is changed in normal situation, otherwise issues alarm command to warning device.
The electronic device that the present embodiment proposes is by being added different prefixes for the different types of data of the client
And after the different types of data of the client are carried out serializing processing, it is preferentially stored in redis server, thus really
It protects all data all to store in redis server, the problem of reading data exception occurs after avoiding a certain server delay machine.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On the data recording program 111 based on redis that is stored with, the data recording program 111 based on redis can by one or
Multiple processors execute, to realize following operation:
Receive the different types of data from client；The different types of data include: client session information,
Subscribing relationship information, retain information, offline message information, the information for receiving qos2 message unconfirmed, distribution qos1 are not
Message, qos2 second stage message state information is confirmed in confirmation and qos2 second stage；
Different prefixes is added in the different types of data of the client；
The different types of data that the client of different prefixes is added are subjected to serializing processing；
The different types of data of the client by serializing processing are preferentially sent to redis server to carry out
Storage, then the different types of data of the client by serializing processing are stored in memory；
Data preferentially are read from the memory, if data cannot be read from the memory, are serviced from the redis
Data are read in device；Such as judge whether the session of client is unique, data are read directly from redis server to be sentenced
It is disconnected, to realize that data are managed concentratedly, facilitate inter-cluster communication and management；In addition, if a certain server delay machine, Ke Yicong
Data are read in redis server, thus the problems such as avoiding abnormal data from transmitting.
Computer readable storage medium specific embodiment of the present invention and above-mentioned electronic device and each embodiment of method are basic
It is identical, do not make tired state herein.
Optionally, in other embodiments, the data recording program 111 based on redis can also be divided into one
A or multiple modules, one or more module are stored in memory 11, and by one or more processors (this implementation
Example is processor 13) it is performed to complete the present invention, the so-called module of the present invention is to refer to complete a series of of specific function
Computer program instructions section, for describing the implementation procedure of the data recording program based on redis in an electronic.
It is the data recording program based on redis in one embodiment of electronic device of the present invention for example, referring to shown in Fig. 3
111 program module schematic diagram, in the embodiment, the data recording program 111 based on redis can be divided into receiving module
10, data processing module 20, serializing processing module 30, distribution module 40, read module 50, illustratively:
The receiving module 10, for receiving the different types of data from client；The different types of data
Include: client session information, subscribing relationship information, retain information, offline message information, receive that qos2 is unconfirmed to disappear
The information of breath, distribution qos1 are unconfirmed and message, qos2 second stage message state information is confirmed in qos2 second stage；
The data processing module 20, for different prefixes to be added in the different types of data of the client；
The serializing processing module 30, for will be added different prefixes the client different types of data into
Row serializing processing；
The distribution module 40, for preferentially sending out the different types of data of the client by serializing processing
It gives redis server to be stored, then the different types of data of the client by serializing processing is stored in
In memory；
The read module 50, for preferentially reading data from the memory, if cannot be read from the memory
Data read data from the redis server；Such as judge whether the session of client is unique, directly serviced from redis
Data are read in device to be judged, to realize that data are managed concentratedly, facilitate inter-cluster communication and management；In addition, if a certain
Server delay machine can read data from redis server, thus the problems such as avoiding abnormal data from transmitting.
The receiving module 10, the data processing module 20, the serializing processing module 30, the distribution module
40, the program modules such as described read module 50 are performed realized functions or operations step and above-described embodiment substantially phase
Together, details are not described herein.
It should be noted that the serial number of the above embodiments of the invention is only for description, do not represent the advantages or disadvantages of the embodiments.And
The terms "include", "comprise" herein or any other variant thereof is intended to cover non-exclusive inclusion, so that packet
Process, device, article or the method for including a series of elements not only include those elements, but also including being not explicitly listed
Other element, or further include for this process, device, article or the intrinsic element of method.Do not limiting more
In the case where, the element that is limited by sentence "including a ...", it is not excluded that including process, device, the article of the element
Or there is also other identical elements in method.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that terminal device (it can be mobile phone,
Computer, server or network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of date storage method based on redis is applied to electronic device, which comprises
Receive the different types of data from client；
Different prefixes is added in the different types of data of the client；
The different types of data that the client of different prefixes is added are subjected to serializing processing；
The different types of data of the client by serializing processing are preferentially sent to redis server to deposit
Storage, then the different types of data of the client by serializing processing are stored in memory；
Data preferentially are read from the memory, if data cannot be read from the memory, from the redis server
Read data.
2. as described in claim 1 based on the date storage method of redis, which is characterized in that described by the client
Different types of data are added the step of different prefixes and include:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
3. as claimed in claim 2 based on the date storage method of redis, which is characterized in that described by the client
Different types of data carry out serializing the step of handling
Analyze the data attribute of the data of the client；
The data attribute of data by char character based on the client by the data of the client be split into
Row serializing processing.
4. as described in claim 1 based on the date storage method of redis, which is characterized in that the different types of data
Include: client session information, subscribing relationship information, retain information, offline message information, receive that qos2 is unconfirmed to disappear
The information of breath, distribution qos1 are unconfirmed and message, qos2 second stage message state information is confirmed in qos2 second stage.
5. as described in claim 1 based on the date storage method of redis, which is characterized in that described again by the client
The data at end are stored in the step in memory, and the data of the client are stored in memory by lru algorithm.
6. a kind of electronic device, which is characterized in that the electronic device includes memory and processor, is stored on the memory
There are the data recording program based on redis that can be run on the processor, the data recording program quilt based on redis
The processor realizes following steps when executing:
Receive the different types of data of client；
Different prefixes is added in the different types of data of the client；
The different types of data that the client of different prefixes is added are subjected to serializing processing；
Preferentially the different types of data of the client by serializing processing are stored in redis server, then will
The different types of data of the client by serializing processing are stored in memory；
Data preferentially are read from the memory, if data cannot be read from the memory, from the redis server
Read data.
7. electronic device as claimed in claim 6, which is characterized in that described to add the different types of data of the client
The step of entering different prefixes include:
A tables of data is established, the different types of data are written in the tables of data；
Before different types of data are added in different prefixes.
8. electronic device as claimed in claim 6, which is characterized in that the different types of data by the client into
Row serializing processing the step of include:
Analyze the data attribute of the data of the client；
The data attribute of data by char character based on the client by the data of the client be split into
Row serializing processing.
9. electronic device as claimed in claim 6, which is characterized in that the different types of data include: client session
Information, subscribing relationship information, retain information, offline message information, the information for receiving qos2 message unconfirmed, distribution
Qos1 is unconfirmed and message, qos2 second stage message state information is confirmed in qos2 second stage.
10. a kind of computer readable storage medium, which is characterized in that be stored with and be based on the computer readable storage medium
The data recording program of redis, the data recording program based on redis can be executed by one or more processor, with
The step of realizing the date storage method based on redis as described in any one of claims 1 to 5.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910548136.9A CN110413546B (en) | 2019-06-19 | 2019-06-19 | Redis-based data storage method, device and computer readable storage medium |
| PCT/CN2019/117335 WO2020253041A1 (en) | 2019-06-19 | 2019-11-12 | Data storage method employing redis, apparatus, and computer-readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910548136.9A CN110413546B (en) | 2019-06-19 | 2019-06-19 | Redis-based data storage method, device and computer readable storage medium |
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| Publication Number | Publication Date |
|---|---|
| CN110413546A true CN110413546A (en) | 2019-11-05 |
| CN110413546B CN110413546B (en) | 2024-03-12 |
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