CN110275776A - Capacity reduction method, device, computer equipment and the storage medium of container application - Google Patents
Capacity reduction method, device, computer equipment and the storage medium of container application Download PDFInfo
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- CN110275776A CN110275776A CN201910413906.9A CN201910413906A CN110275776A CN 110275776 A CN110275776 A CN 110275776A CN 201910413906 A CN201910413906 A CN 201910413906A CN 110275776 A CN110275776 A CN 110275776A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
- G06F9/5083—Techniques for rebalancing the load in a distributed system
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Abstract
The embodiment of the present application provides capacity reduction method, device, computer equipment and the storage medium of a kind of container application, is related to field of cloud computer technology, can be applied in PaaS platform.The described method includes: determining that the container to capacity reducing is applied and container is using target container example, the capacity reducing mode of target container example to capacity reducing；According to capacity reducing mode capacity reducing target container example；The information applied according to container described in the target container example modifications database of institute's capacity reducing；Judge whether container application creates load balancing application；If creating load balancing application, according to the configuration file of the type modification load balancing application of load balancing application, to delete the information of the target container example of institute's capacity reducing in configuration file.The embodiment of the present application, which is realized, carries out capacity reducing to the container instance that container is applied, and cost is reduced while proof load equilibrium provides service, and specific capacity reducing process carries out automatically, improves the efficiency of capacity reducing.
Description
Technical field
Capacity reduction method, device, the computer applied this application involves field of cloud computer technology more particularly to a kind of container are set
Standby and storage medium.
Background technique
In cloud platform, such as in PaaS (Platform-as-a-Service, platform service) platform, when container is answered
After the completion of creation, container application will come into operation.As long as the container instance of container application comes into operation, expense will be generated
With.However during container application provides service, if customer flow is reduced, current container application has not needed more
Container instance, then excessive container instance will cause cost waste.
Summary of the invention
The embodiment of the present application provides capacity reduction method, device, computer equipment and the storage medium of a kind of container application, can contract
Hold the container in container application, improves the speed and efficiency of the container in the application of capacity reducing container, reduce the waste of cost.
In a first aspect, the embodiment of the present application provides a kind of capacity reduction method of container application, comprising:
Determine that target container example, the target container example to capacity reducing are applied in container application and the container to capacity reducing
Capacity reducing mode；According to target container example described in the capacity reducing mode capacity reducing；According to the target container example modifications of institute's capacity reducing
The information of the application of container described in database；Judge whether the container application creates load balancing application；If the container
Using load balancing application is created, the configuration text of the load balancing application is modified according to the type that the load balancing is applied
Part, to delete the information of the target container example of institute's capacity reducing in the configuration file.
Second aspect, the embodiment of the invention provides a kind of capacity reducing device of container application, the capacity reducing dresses of container application
It sets including for executing the corresponding unit of method described in above-mentioned first aspect.
The third aspect, the embodiment of the invention provides a kind of computer equipment, the computer equipment includes memory, with
And the processor being connected with the memory；
The memory is for storing computer program, and the processor is for running the calculating stored in the memory
Machine program, to execute method described in above-mentioned first aspect.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Media storage has computer program, when the computer program is executed by processor, realizes method described in above-mentioned first aspect.
The embodiment of the present application can realize that the container instance to container application carries out capacity reducing according to capacity reducing mode, improves container
The speed and efficiency of the container instance capacity reducing of application reduce cost while guaranteeing that container application can provide service.
Detailed description of the invention
Technical solution in order to illustrate the embodiments of the present invention more clearly, below will be to needed in embodiment description
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow diagram of the capacity reduction method of container application provided by the embodiments of the present application；
Fig. 2 is the sub-process schematic diagram of the capacity reduction method of container application provided by the embodiments of the present application；
Fig. 3 is the sub-process schematic diagram of the capacity reduction method of container application provided by the embodiments of the present application；
Fig. 4 is the sub-process schematic diagram of the capacity reduction method of container application provided by the embodiments of the present application；
Fig. 5 is the schematic block diagram of the capacity reducing device of container application provided by the embodiments of the present application；
Fig. 6 is the schematic block diagram of capacity reducing unit provided by the embodiments of the present application；
Fig. 7 is the schematic block diagram of load updating unit provided by the embodiments of the present application；
Fig. 8 is the schematic block diagram of computer equipment provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is some embodiments of the present application, instead of all the embodiments.Based on this Shen
Please in embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall in the protection scope of this application.
It should be noted that the meaning for the container instance that the container of container application mentioned below and container are applied is identical.
Fig. 1 is the flow diagram of the capacity reduction method of container application provided by the embodiments of the present application.As shown in Figure 1, the party
Method includes S101-S105.
S101 determines that the container application and the container to capacity reducing apply the target container example to capacity reducing, target to hold
The capacity reducing mode of device example.
It can determine that container application and the container to capacity reducing apply the target container to capacity reducing real in several ways
Example, the capacity reducing mode of target container example.
In one embodiment, step S101, comprising: if receiving capacity reducing setting instruction, obtain the capacity reducing setting instruction
In container application identities, and call capacity reducing be arranged interface, with receive by the capacity reducing be arranged interface be arranged container instance
And the capacity reducing mode of container instance；The container application is obtained by the container application identities in capacity reducing setting instruction
Information, and the container application is determined as target application, set container instance is determined as target container example, by institute
The capacity reducing mode of the container instance of setting is determined as the capacity reducing mode of target container example.
Capacity reducing setting instruction can be triggered by various ways, such as touched by user or clicked associated button or image touches
Hair clicks some container using corresponding capacity reducing button, triggers the contracting of container application such as in the list of container application
It is installed with and sets instruction；Also it can receive the voice capacity reducing information of user to trigger capacity reducing setting instruction etc..In the present embodiment, container
The mode of the capacity reducing setting instruction triggers of application is with no restrictions.It include the identification information of container application in capacity reducing setting instruction,
Specifically where the identification information of container application can determine for the title of container application or the number etc. of container application
The information of one container application.
Interface, which is arranged, in capacity reducing is developed by developer, can be existed in the form of a set interface.Pass through capacity reducing
Interface, which is arranged, can be set information, the capacity reducing mode of target container example of the target container example that the container is applied to capacity reducing.
Wherein, capacity reducing mode includes parallel mode and serial mode.Parallel mode means what multiple target container examples can be parallel
Capacity reducing, serial mode mean that the carry out capacity reducing of multiple target container examples one by one, a target container example capacity reducing are complete
Finish and then next target container example and carries out capacity reducing.As in one embodiment, setting corresponding to interface is set in capacity reducing
The information of all container instances of container application and the information of all capacity reducing modes are shown on interface, so that user is from showing
The target container example to capacity reducing is inputted/selected in all container instances shown, the target from selecting in all capacity reducing modes
The capacity reducing mode of container instance；Or default display is real to the container of capacity reducing in the set interface corresponding to capacity reducing setting interface
Example and container instance capacity reducing mode, by default display to the container instance of capacity reducing and the capacity reducing mode of container instance
As target container example and the capacity reducing mode of target container example.
In the embodiment, the quantity of target container example and target container example is inputted or is selected by user,
Either default.
In one embodiment, step S101, comprising: determine the container application to capacity reducing；According to total access of active user
User's amount of access that amount and each container instance of container application can undertake, the container are using total container instance
Quantity calculates the container instance quantity to capacity reducing；Determine that the target container to capacity reducing is real according to the container instance quantity to capacity reducing
Example；Determine the capacity reducing mode of the target container example to capacity reducing.
Wherein it is determined that can directly pass through order to the container application of capacity reducing and the capacity reducing mode of target container example
Mode realizes ,/selection/input container application can also be received set by user in set interface.
It is visited according to the user that each container instance that total amount of access of active user and the container are applied can undertake
The target container example quantity that the amount of asking, the container are calculated using total container instance quantity to capacity reducing specifically calculates
The target container example quantity to capacity reducing=container application total total amount of access of container instance quantity-active user/
User's amount of access that each container instance can undertake.In this embodiment, to the target container example quantity of capacity reducing according to
Family amount of access is calculated, and is to automatically compute.
In one embodiment, it calculates after the target container example quantity of capacity reducing, detects whether to receive user to institute
The modification information of the calculated target container example quantity to capacity reducing；If receive user to the calculated mesh to capacity reducing
The modification information for marking container instance quantity, by modified target container example quantity be determined as container application to capacity reducing
Target container example quantity；If do not receive user to the calculated target container example quantity to capacity reducing modification believe
The calculated target container example quantity to capacity reducing is determined as the container using the target container instance number to capacity reducing by breath
Amount.In one embodiment, the calculated target container example quantity to capacity reducing is used as default, can receive user setting
The target container example quantity to capacity reducing, can also directly use default value as the target container example quantity to capacity reducing.
The target container example to capacity reducing is determined according to the container instance quantity to capacity reducing, comprising: according to the appearance to capacity reducing
Device example quantity, according to the sequence of the multiple containers example creation of container application, the multiple containers applied from the container
Example determines the target container example of identical quantity；Or according to the container instance quantity to capacity reducing, according to the container application
Multiple containers example where host on resource service condition determine the target container example of identical quantity, such as host
The residue of machine is fewer using resource, then with regard to the container instance on the capacity reducing host.Wherein, it is applied from the container multiple
Container instance determines the target container example of identical quantity, such as determines the IP address of the target container example of identical quantity.At this
In embodiment, determine that the target container example to capacity reducing carries out automatically.
In one embodiment, detect whether to receive user to the modification information of identified target container example, if connecing
User is received to the modification information of identified target container example, modified target container example is determined as the container and is answered
Target container example to capacity reducing；If not receiving user to the modification information of identified target container example, it incite somebody to action oneself
The target container example quantity for moving determination, which is determined as the container application, needs the target container example of capacity reducing.
S102, according to target container example described in the capacity reducing mode capacity reducing.
If capacity reducing mode is parallel mode, according to target container example described in parallel mode capacity reducing；If capacity reducing mode is
Serial mode, then the target container example according to serial mode capacity reducing.
In one embodiment, as shown in Fig. 2, step S102 includes the following steps S1021-1024.
S1021, obtains the IP of the current container example, and deactivates the IP of the current container example.
It can be according to the information of the target container example for the identification information, the set container application to capacity reducing that container is applied
It inquires the information of target container example in the database to obtain the IP of target container example, is arranged the IP's of target container example
Use state is identified as dead status, to deactivate the IP of the target container example.
S1022 determines the host of the current container example according to the information of the current container example.
It can be according to the information of the target container example for the identification information, the set container application to capacity reducing that container is applied
The information for inquiring target container example in the database is answered to obtain the host where target container example, or according to container
It is real that the information for the target container example that identification information, the set container to capacity reducing are applied can obtain the target container
The IP of example, the host where the target container example is determined according to the IP of target container example.
S1023 destroys the target container example on the host.
As issued host corresponding to destruction instruction to target container example by container programming facility, instruction is destroyed such as
Docker stop instruction, destroys corresponding target container example on corresponding host.It is real to destroy target container
Example will destroy environmental information corresponding to target container example, close file iostream, closing and the connection of database,
Recorded data information etc. is deleted to discharge the occupied all resources of the target container example, such as includes monitoring resource, CPU
Resource, memory source, I/O resource etc..Wherein, container programming facility can be marathon programming facility, be also possible to other
Container programming facility.
It should be noted that the IP for deactivating target container example first destroys target container example again, rather than first destroy
Target container example deactivates the IP of target container example again, is and the target container in order to which the IP to prevent target container example is effective
Example is invalid, and user access request is assigned to the target container example, and the actually target container example is invalid, that
It will lead to the failure of user access request.
S1024 recycles all resources of the target container example and the IP of the target container example.
All resources of target container example, including monitoring resource, cpu resource, memory source, I/O resource etc..By target
All resources of container instance are recycled, and the money of the target container example of recycling can be used directly in subsequent creation container instance
Source.
Wherein, the IP for recycling target container example, as shown in figure 3, including the following steps S1024a-S1024c:
S1024a judges whether the IP of target container example is predistribution IP.
Wherein, predistribution IP be container application create when, or creation after, need to be increased newly for the container application in advance
The IP of container instance distribution, predistribution IP are assigned to newly created later in the container instance of creation container application later
Container instance is directly that newly created container instance distributed IP later by pre-allocating IP, container instance distribution IP can be improved
Speed, predistribution IP has the identification information of corresponding predistribution, determines whether the IP is pre- by the identification information of the IP
Distribute IP.
The IP of target container example is recycled to predistribution IP if the IP of target container example is predistribution IP by S1024b
Address pool.
The IP of target container example is recycled to common IP if the IP of target container example is not predistribution IP by S1024c
Address pool.
Plain IP address pond is that the container applies pre-assigned IP address pond under corresponding application environment and region, with
The IP address that can be used for the container how living using container application every other under corresponding application environment and region
Pond.
It should be noted that including above-mentioned steps S1021-S1024 to the capacity reducing of each container instance.If capacity reducing mode
For parallel mode, then according to each container instance of parallel mode capacity reducing, multiple containers example executes parallel, improves the speed of capacity reducing
Degree and efficiency；If capacity reducing mode is serial mode, according to serial mode capacity reducing container instance, multiple containers example is one by one
Carry out capacity reducing.Specific capacity reducing automated execution, further improves the speed and efficiency of capacity reducing.On the other hand, it provides a variety of
Capacity reducing mode is determined for user carries out capacity reducing in a manner of which kind of capacity reducing, improves the experience of user.
S103, the information applied according to container described in the target container example modifications database of institute's capacity reducing.
Wherein, the information for modifying container application in database includes: to modify the container instance information of container application, such as will
Information deletions such as IP, host of container instance of institute's capacity reducing etc. in container application in database；Modify container application
The quantity of container instance, specifically, the total container for modifying container application according to the target container example quantity of institute's capacity reducing are real
Number of cases amount, modified container instance quantity are that the former container instance quantity of container application subtracts target container example quantity.
S104, judges whether the container application creates load balancing application.
The information whether container application creates load balancing application is preserved in the database, inquires the letter in database
Breath is to determine whether container application creates load balancing application.If the container application creates load balancing application,
Execute step S105；If the container application does not create load balancing application, terminate.
S105 is modified if the container application creates load balancing application according to the type of load balancing application
The configuration file of the load balancing application, to delete the information of the target container example of institute's capacity reducing in the configuration file.
The information of the container instance of container application is had recorded in the configuration file of the load balancing application of container application.Contracting
After holding container application, if thinking, the container instance of the container application of institute's capacity reducing no longer provides service, needs the load applied in container
The container instance of institute's capacity reducing is deleted in the configuration file of equilibrium application, so that load balancing is applied in distributing user request
User will not be requested to be assigned on the container instance of the container application of institute's capacity reducing, to avoid cannot respond to user's request.
It includes the application of F5, LVS (liunx Virtual Server) load balancing, Haproxy load that load balancing, which is applied,
Equilibrium application, the application of Nginx load balancing etc..It wherein, is specific because F5 load balancing application is hard load balancing application
F5 equipment on create, and the application of LVS (liunx Virtual Server) load balancing, the application of Haproxy load balancing,
Nginx load balancing application etc. is soft load balancing application, and therefore, the type of load balancing application includes F5 and non-F5, wherein
Non- F5 includes the application of LVS load balancing, the application of Haproxy load balancing, the application of Nginx load balancing etc..
In one embodiment, as shown in figure 4, step S105 includes the following steps S1051-S1056.
S1051 judges whether the type of the load balancing application of the container application is F5.
S1052 determines that F5 is negative according to container application if the type of the load balancing application of container application is F5
Carry the F5 equipment where balanced application.
S1053 obtains the configuration file of the F5 load balancing application in the F5 equipment, and in the configuration file
The information of the middle target container example for deleting institute's capacity reducing.
Specifically, pool corresponding to the IP of target container example is determined according to the IP of the target container example of institute's capacity reducing
The information of member, by the information deletion of corresponding pool member；It is repaired according to the quantity of the target container example of institute's capacity reducing
Change the quantity of the pool member in the pool information of F5 load balancing application, wherein the number of modified pool member
The quantity of the quantity of pool member before amount=modification-institute's capacity reducing target container example.
S1054 determines that corresponding load is equal according to container application if the type of load balancing application is non-F5
Weigh the container applied, and obtains configuration file from the container that corresponding load balancing is applied, will be under acquired configuration file
It is downloaded to local.
Wherein, if the type of load balancing application is non-F5, corresponding load is determined according to container application
The container of equilibrium application, and obtain from the container that the load balancing is applied the configuration file that the load balancing is applied；It will
A locally downloading predetermined directory of acquired configuration file.It should be noted that acquired configuration file is downloaded
To local, to modify to configuration file, rather than directly remotely modify on the container of load balancing application,
If allowing for during modifying to configuration file, network is interrupted, then during the process rewritten also will appear
It is disconnected, that is, the fortuitous event influence caused by rewriting occurred during long-range rewrite is excluded, on the other hand, is matched in locally rewriting
It is faster than in the speed for remotely rewriting configuration file to set file.
S1055 deletes the information of the target container example of institute's capacity reducing in the configuration file.
If it is the application of LVS load balancing that load balancing, which is applied, then the configuration file in the application of LVS load balancing (should
The configuration file that place refers to includes keepalived.conf) in delete institute's capacity reducing target container example information, comprising: root
Match corresponding to the IP for positioning target container example in the configuration file that LVS load balancing is applied according to the IP of target container example
Set (configuration code)；Configuration corresponding to the IP of target container example is deleted.Wherein, the IP institute of a target container example is right
IP, target container example in the configuration answered including target container example are provided corresponding to the port of service, target container example
Health examination parameter etc..
If it is the application of Haproxy load balancing that load balancing, which is applied, then the configuration text answered in Haproxy load balancing
The container instance information of institute's capacity reducing is deleted in part (configuration file that the place refers to includes Haproxy.conf), comprising: positioning is matched
Set the option forward node in the listen node in file；According to the IP of target container example in option
Configuration corresponding to the IP of target container example is positioned in forward node；By configuration corresponding to the IP of target container example
It deletes.Wherein, a target container example includes port (the i.e. container application of the IP of container instance, container instance offer service
Port), health examination parameter etc..The information of one target container example is one server sections corresponding, multiple containers example
Information corresponds to server sections multiple.
If it is the application of Nginx load balancing that load balancing, which is applied, then the configuration file so answered in LVS load balancing
The created container instance information of addition in (configuration file that the place refers to includes Nginx.conf), comprising: bond-allocating text
Upstream node in part；The IP institute of target container example is positioned in upstream node according to the IP of target container example
Corresponding configuration；Configuration corresponding to the IP of target container example is deleted.Wherein, match corresponding to a target container example
Set the IP including container instance, container instance provides the port (i.e. the port of container application) of service, health examination parameter etc..One
The information of a target container example is one server sections corresponding, and the information of multiple containers example corresponds to server sections multiple.
The configuration file for deleting the information of target container example is pushed to corresponding load balancing application by S1056
In container, and the load balancing service of the container of corresponding load balancing application is restarted, so that the modification of configuration file comes into force.
Above step S1051-S1056 defines how the configuration file of the load balancing application of modification container application, step
The process automation of the configuration file of the load balancing application of modification container application executes in rapid S1051-S1056, improves and repairs
The efficiency and efficiency for changing configuration file also further increase the speed and efficiency of capacity reducing.
Above method embodiment can realize that the container instance to container application carries out capacity reducing, provide clothes in proof load equilibrium
Cost is reduced while business, and (the container application to capacity reducing, the target container to capacity reducing are real as determined in addition to being arranged accordingly
Example, capacity reducing mode) outside, specific capacity reducing process carries out automatically, improves the efficiency of capacity reducing, has saved time cost and people
Work cost；On the other hand, capacity reducing process carries out automatically, has higher professional knowledge that can carry out capacity reducing without user, reduces
Cost of labor.
Fig. 5 is the schematic block diagram of the capacity reducing device of container application provided by the embodiments of the present application.The device includes being used for
Execute unit corresponding to the capacity reduction method of said vesse application.As shown in figure 5, the capacity reducing device 100 of container application includes
Information determination unit 101, capacity reducing unit 102, information updating unit 103, load judgment unit 104, load updating unit 105.
Information determination unit 101, for the determining container application to capacity reducing and the container using the target to capacity reducing
The capacity reducing mode of container instance, target container example.
In one embodiment, information determination unit 101 includes: capacity reducing setting unit, capacity reducing information determination unit.Wherein,
Capacity reducing setting unit, if the container application identities in the capacity reducing setting instruction are obtained for receiving capacity reducing setting instruction, and
Call capacity reducing that interface is set, to receive the capacity reducing side that container instance and container instance that interface is arranged are arranged by the capacity reducing
Formula.Capacity reducing information determination unit, for obtaining the container application by the container application identities in capacity reducing setting instruction
Information, and the container application is determined as target application, set container instance is determined as target container example, will
The capacity reducing mode of set container instance is determined as the capacity reducing mode of target container example.
In one embodiment, information determination unit 101 includes: to determine list using determination unit, quantity determination unit, example
Member, mode determination unit.Wherein, using determination unit, for determining the container application to capacity reducing.Quantity determination unit, is used for
It is the user's amount of access that can be undertaken according to each container instance that total amount of access of active user and the container are applied, described
Container calculates the container instance quantity to capacity reducing using total container instance quantity.Example determination unit, for according to wait contract
The container instance quantity of appearance determines the target container example to capacity reducing.Mode determination unit, for determining that the target to capacity reducing is held
The capacity reducing mode of device example.In one embodiment, example determination unit, the container instance quantity specifically for basis to capacity reducing,
According to the sequence of the multiple containers example creation of container application, the multiple containers example applied from the container determines identical
The target container example of quantity；Or according to the container instance quantity to capacity reducing, the multiple containers according to container application are real
The resource service condition on host where example determines the target container example of identical quantity.
Capacity reducing unit 102 is used for the target container example according to the capacity reducing mode capacity reducing.
In one embodiment, as shown in fig. 6, capacity reducing unit 102 includes: IP deactivated cell 1021, host determination unit
1022, unit 1023, recovery unit 1024 are destroyed.Wherein, IP deactivated cell 1021, for obtaining the current container example
IP, and deactivate the IP of the current container example.Host determination unit 1022, for the letter according to the current container example
Breath determines the host of the current container example.Unit 1023 is destroyed, for destroying the current appearance on the host
Device example.Recovery unit 1024, for recycling all resources and the current container example of the current container example
IP。
In one embodiment, recovery unit 1024 includes IP recovery unit.Wherein, IP recovery unit, comprising: predistribution is sentenced
Disconnected unit, the pond IP determination unit.Wherein, judging unit is pre-allocated, for judging whether the IP of the current container example is pre-
Distribute IP, wherein the predistribution IP includes the identification information for pre-allocating IP.The pond IP determination unit, if being used for the current appearance
The IP of device example is predistribution IP, and the IP of the current container example is recycled to predistribution IP address pond.The pond IP determination unit,
If the IP for being also used to the current container example is non-predistribution IP, with being recycled to common IP by the IP of the current container example
Location pond.
Information updating unit 103, for container application described in the target container example modifications database according to institute's capacity reducing
Information.
Load judgment unit 104, for judging whether the container application creates load balancing application.
Load updating unit 105, if load balancing application is created for the container application, according to the load balancing
The type of application modifies the configuration file of the load balancing application, is held with deleting the target of institute's capacity reducing in the configuration file
The information of device example.
In one embodiment, as shown in fig. 7, load updating unit 105 includes type judging unit 1051, the determining list of equipment
Member 1052, configuration delete unit 1053, configuration download unit 1054, push and restart unit 1055.Wherein, type judging unit
1051, for judging whether the type of the load balancing application is F5.Equipment determination unit 1052, if equal for the load
The type of weighing apparatus application is F5, determines the F5 equipment where the application of F5 load balancing according to the information that the container is applied.Configuration is deleted
Except unit 1053, for obtaining the configuration file of the F5 load balancing application in the F5 equipment, and in the configuration text
The information of the target container example of institute's capacity reducing is deleted in part.Download unit 1054 is configured, if for load balancing application
Type is non-F5, determines the container of corresponding load balancing application according to the information that the container is applied, and from corresponding load
Configuration file is obtained in the container of equilibrium application, acquired configuration file is locally downloading.Unit 1053 is deleted in configuration, also
For deleting the information of the target container example of institute's capacity reducing in the configuration file.Unit 1055 is restarted in push, for that will delete
It pushes in the container of corresponding load balancing application, and restarts corresponding in addition to the configuration file of the information of target container example
The load balancing service of the container of load balancing application, so that the modification of configuration file comes into force.
It should be noted that it is apparent to those skilled in the art that, the tool of above-mentioned apparatus and each unit
Body realizes process, can be no longer superfluous herein with reference to the corresponding description in preceding method embodiment, for convenience of description and succinctly
It states.
Above-mentioned apparatus can be implemented as a kind of form of computer program, and computer program can be in meter as shown in Figure 8
It calculates and is run on machine equipment.
Fig. 8 is a kind of schematic block diagram of computer equipment provided by the embodiments of the present application.The equipment is the equipment such as terminal,
Server in such as PaaS platform.The equipment 100 includes processor 102, memory and the net connected by system bus 101
Network interface 103, wherein memory may include non-volatile memory medium 104 and built-in storage 105.
The non-volatile memory medium 104 can storage program area 1041 and computer program 1042.This is non-volatile to deposit
, it can be achieved that container described in above-mentioned server when the computer program 1042 stored in storage media is executed by processor 102
The capacity reduction method of application.The processor 102 supports the operation of whole equipment 100 for providing calculating and control ability.The memory
Reservoir 105 provides environment for the operation of the computer program in non-volatile memory medium, and the computer program is by processor 102
When execution, processor 102 may make to execute the capacity reduction method of the application of container described in above-mentioned server.The network interface 103
For carrying out network communication.It will be understood by those skilled in the art that structure shown in figure, only related to application scheme
Part-structure block diagram, do not constitute the restriction for the equipment being applied thereon to application scheme, specific equipment can be with
Including than more or fewer components as shown in the figure, perhaps combining certain components or with different component layouts.
Wherein, the processor 102 is for running computer program stored in memory, to realize that said vesse is answered
Any embodiment of capacity reduction method.
It should be appreciated that in the embodiment of the present application, alleged processor 102 can be central processing unit (Central
Processing Unit, CPU), which can also be other general processors, digital signal processor (Digital
Signal Processor, DSP), specific integrated circuit (application program lication Specific Integrated
Circuit, ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other can
Programmed logic device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor
Or the processor is also possible to any conventional processor etc..
Those of ordinary skill in the art will appreciate that be realize above-described embodiment method in all or part of the process,
It is that relevant hardware can be instructed to complete by computer program.The computer program can be stored in a storage medium,
The storage medium can be computer readable storage medium.The computer program is by the processing of at least one of the computer system
Device executes, to realize the process step of the embodiment of the above method.
Therefore, present invention also provides a kind of storage mediums.The storage medium can be computer readable storage medium, should
Computer readable storage medium includes non-volatile computer readable storage medium storing program for executing.The storage medium is stored with computer program,
The computer program realizes any embodiment of the capacity reduction method of said vesse application when being executed by a processor.
The storage medium can be USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), magnetic disk
Or the various computer readable storage mediums that can store program code such as CD.
In several embodiments provided herein, it should be understood that disclosed device, device and method, it can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, the division of the unit,
Only a kind of logical function partition, there may be another division manner in actual implementation.Those skilled in the art can be with
It is well understood, for convenience of description and succinctly, the specific work process of the device of foregoing description, equipment and unit can
With with reference to the corresponding process in preceding method embodiment, details are not described herein.The above, the only specific embodiment party of the application
Formula, but the protection scope of the application is not limited thereto, and anyone skilled in the art discloses in the application
In technical scope, various equivalent modifications or substitutions can be readily occurred in, these modifications or substitutions should all cover the guarantor in the application
Within the scope of shield.Therefore, the protection scope of the application should be subject to the protection scope in claims.
Claims (10)
1. a kind of capacity reduction method of container application, which is characterized in that the described method includes:
Determine that the contracting of target container example, target container example to capacity reducing is applied in container application and the container to capacity reducing
Capacitance type；
According to target container example described in the capacity reducing mode capacity reducing；
The information applied according to container described in the target container example modifications database of institute's capacity reducing；
Judge whether the container application creates load balancing application；
It is equal according to the type modification load of load balancing application if the container application creates load balancing application
Weigh the configuration file applied, to delete the information of the target container example of institute's capacity reducing in the configuration file.
2. the method according to claim 1, wherein the capacity reducing mode includes serial mode and parallel mode,
The target container example according to the capacity reducing mode capacity reducing, comprising:
Following steps are executed according to serial mode or parallel mode:
The IP of the current container example is obtained, and deactivates the IP of the current container example；
The host of the current container example is determined according to the information of the current container example；
Destroy the current container example on the host；
Recycle all resources of the current container example and the IP of the current container example.
3. according to the method described in claim 2, it is characterized in that, recycling the IP of the current container example, comprising:
Judge whether the IP of the current container example is predistribution IP, wherein the predistribution IP includes the mark for pre-allocating IP
Know information；
If the IP of the current container example is predistribution IP, the IP of the current container example is recycled to predistribution IP address
Pond；
If the IP of the current container example is non-predistribution IP, the IP of the current container example is recycled to plain IP address
Pond.
4. the method according to claim 1, wherein the type according to load balancing application modifies institute
The configuration file of load balancing application is stated, to delete the information of the target container example of institute's capacity reducing, packet in the configuration file
It includes:
Whether the type for judging the load balancing application is F5；
If the type of the load balancing application is F5, F5 load balancing application place is determined according to the information that the container is applied
F5 equipment；
The configuration file of the F5 load balancing application is obtained in the F5 equipment, and is deleted and contracted in the configuration file
The information of the target container example of appearance；
If the type of the load balancing application is non-F5, determine that corresponding load balancing is answered according to the information that the container is applied
Container, and configuration file is obtained from the container that corresponding load balancing is applied, acquired configuration file is downloaded to
It is local；
The information of the target container example of institute's capacity reducing is deleted in the configuration file；
The configuration file for deleting the information of target container example is pushed in the container of corresponding load balancing application, is laid equal stress on
The load balancing service for opening the container of corresponding load balancing application, so that the modification of configuration file comes into force.
5. the method according to claim 1, wherein container application and the container of the determination to capacity reducing
Using the capacity reducing mode of target container example, target container example to capacity reducing, comprising:
If receiving capacity reducing setting instruction, the container application identities in the capacity reducing setting instruction are obtained, and capacity reducing is called to be arranged
Interface, in a manner of receiving the capacity reducing of container instance and container instance that interface setting is set by the capacity reducing；
The information of the container application is obtained by the container application identities in capacity reducing setting instruction, and the container is answered
With target application is determined as, set container instance is determined as target container example, by the contracting of set container instance
Capacitance type is determined as the capacity reducing mode of target container example.
6. the method according to claim 1, wherein container application and the container of the determination to capacity reducing
Using the capacity reducing mode of target container example, target container example to capacity reducing, comprising:
Determine the container application to capacity reducing；
The user's amount of access that can be undertaken according to each container instance that total amount of access of active user and the container are applied,
The container calculates the container instance quantity to capacity reducing using total container instance quantity；
The target container example to capacity reducing is determined according to the container instance quantity to capacity reducing；
Determine the capacity reducing mode of the target container example to capacity reducing.
7. according to the method described in claim 6, it is characterized in that, the basis is determined to the container instance quantity of capacity reducing wait contract
The target container example of appearance, comprising:
According to the container instance quantity to capacity reducing, according to the sequence of the multiple containers example creation of container application, from described
The multiple containers example of container application determines the target container example of identical quantity；Or
According to the container instance quantity to capacity reducing, according to the money on the host where the multiple containers example of container application
Source service condition determines the target container example of identical quantity.
8. a kind of capacity reducing device of container application, which is characterized in that the capacity reducing device of the container application includes:
Information determination unit applies the target container to capacity reducing real for the determining container application to capacity reducing and the container
Example, the capacity reducing mode of target container example；
Capacity reducing unit is used for the target container example according to the capacity reducing mode capacity reducing；
Information updating unit, the information for the application of container described in the target container example modifications database according to institute's capacity reducing；
Load judgment unit, for judging whether the container application creates load balancing application；
Load updating unit, if creating load balancing application for the container application, according to load balancing application
Type modifies the configuration file of the load balancing application, to delete the target container example of institute's capacity reducing in the configuration file
Information.
9. a kind of computer equipment, which is characterized in that the computer equipment includes memory, and is connected with the memory
Processor；
The memory is for storing computer program；The processor is for running the computer journey stored in the memory
Sequence, to execute the method according to claim 1 to 7.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has computer journey
Sequence when the computer program is executed by processor, realizes the method according to claim 1 to 7.
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| CN201910413906.9A CN110275776A (en) | 2019-05-17 | 2019-05-17 | Capacity reduction method, device, computer equipment and the storage medium of container application |
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| CN201910413906.9A CN110275776A (en) | 2019-05-17 | 2019-05-17 | Capacity reduction method, device, computer equipment and the storage medium of container application |
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