CN109495298A - The method and apparatus of management node in OpenStack system - Google Patents

The method and apparatus of management node in OpenStack system Download PDF

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Publication number
CN109495298A
CN109495298A CN201811313509.6A CN201811313509A CN109495298A CN 109495298 A CN109495298 A CN 109495298A CN 201811313509 A CN201811313509 A CN 201811313509A CN 109495298 A CN109495298 A CN 109495298A
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node
data
connection state
information
network connection
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CN109495298B (en
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雷亚帅
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Zhengzhou Yunhai Information Technology Co Ltd
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Zhengzhou Yunhai Information Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0803Configuration setting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/10Protocols in which an application is distributed across nodes in the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/34Network arrangements or protocols for supporting network services or applications involving the movement of software or configuration parameters 

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer And Data Communications (AREA)
  • Stored Programmes (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

The invention discloses a kind of method and apparatus of management node in OpenStack system.The described method includes: obtaining the node of required deployment in OpenStack system;Operation data is configured for the node, wherein the operation data includes the mirror image data of network configuration data and/or application program;The operation data is stored into the default store path of the node;Automatic running installation kit is sent, wherein the automatic running installation kit is used to call the data on the store path and executes installation operation to the data.

Description

The method and apparatus of management node in OpenStack system
Technical field
The present invention relates to field of information processing, the method and apparatus of espespecially a kind of management node in OpenStack system.
Background technique
Cloud computing (Cloud Computing) is the increase, use and delivery mode of related service Internet-based, is led to Often it is related to providing the resource of dynamic easily extension and often virtualization by internet.Cloud is a kind of ratio of network, internet Explain saying.Past often indicates telecommunications network in figure with cloud, also is used to indicate the pumping of internet and underlying infrastructure later As.Therefore, cloud computing even can allow you to experience the operational capability of 10 trillion times per second, and possessing so powerful computing capability can With simulated-nuclear explosion, Prediction of Climate Change and market trend.User accesses number by modes such as computer, notebook, mobile phones According to center, operation is carried out by the demand of oneself.Cloud computing realizes the pond of hardware resource, by computing resource, storage resource, net The mode of network resource resource pool is supplied to user, and resource consolidation is that the mode of virtual machine is supplied to user's use.OpenStack As cloud computing de facto standards, has been obtained and be widely applied.
Distributed systems OpenStack numerous as a component, deployment are always a problem.Kolla project Deployment OpenStack is completed using Docker, Docker-Compose, Ansible.Kolla has completed one at present The deployment of the exploitation environment of all-in-one and multinode.Kolla is mainly reached using the isolation of Docker container The atom upgrading of OpenStack, retracting is upgrading.The entire process for upgrading, retracting is easier to control coverage, reduces entire The O&M complexity of OpenStack.But such deployment way does not have graphical deployment system, still has significant optimization and promotes sky Between.
Ironic is the bare machine service of OpenStack, can implement installation operation to bare machine;It can independently dispose, it can also Integrated use, the system image template that client can will choose as creation virtual machine are carried out with OpenStack sundry item It installs to specified bare machine.
User's specified data can be injected into virtual machine by the mode that Config Drive is injected as a kind of metadata In or bare machine in;Cloud-init initializes virtual machine or bare machine as Data Source using Config Drive Configure or execute a series of scripts.
Currently, the node deployment work of OpenStack system is complex, it is urgently to be resolved for how simplifying deployment process Problem.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of methods of management node in OpenStack system And device, the node deployment process of OpenStack system can be simplified.
In order to reach the object of the invention, the present invention provides a kind of method of management node in OpenStack system, packets It includes:
Obtain the node of required deployment in OpenStack system;
Operation data is configured for the node, wherein the operation data includes network configuration data and/or application program Mirror image data;
The operation data is stored into the default store path of the node;
Automatic running installation kit is sent, wherein the automatic running installation kit is used to call the data on the store path And installation operation is executed to the data.
It is described to configure operation data for the node in an exemplary embodiment provided by the invention, comprising:
Obtain the information of network and subnet in the OpenStack system;
According to the information of network and subnet in the OpenStack system, the network configuration data of the node is determined.
In an exemplary embodiment provided by the invention, after the transmission automatic running installation kit, the method Further include:
After notifying the node to execute network configuration operations, inquire whether the node is in normal network connection shape State;
If receiving the information in normal network connection state of the node feeding back, notify the node clear Except the stored operation program of the node and/or automatic running installation kit.
In an exemplary embodiment provided by the invention, whether the inquiry node, which is in normal network, connects After connecing state, the method also includes:
If not receiving the information in normal network connection state of the node feeding back, according to presetting Time interval, inquire whether the node is in normal network connection state again;
If not receiving the information in normal network connection state of the node feeding back, and the record that do not inquire Reach pre-set frequency threshold value, then the node is notified to remove the stored operation program of the node and/or automatic fortune Row installation kit.
It is described not receive being in normally for the node feeding back in an exemplary embodiment provided by the invention Network connection state information, and after the record that do not inquire reaches pre-set frequency threshold value method, the method is also Include:
The corresponding operation program of the node and/or automatic running installation kit are re-issued, and controls the node and executes Installation operation.
In order to reach the object of the invention, the present invention provides a kind of device of management node in OpenStack system, packets It includes:
Module is obtained, for obtaining the node of required deployment in OpenStack system;
Configuration module, for configuring operation data for the node, wherein the operation data includes network configuration data And/or the mirror image data of application program;
Memory module, for storing the operation data into the default store path of the node;
First sending module, for sending automatic running installation kit, wherein the automatic running installation kit is for calling institute It states the data on store path and installation operation is executed to the data.
In an exemplary embodiment provided by the invention, the configuration module includes:
Acquiring unit, for obtaining the information of network and subnet in the OpenStack system;
Determination unit determines the net of the node for the information according to network and subnet in the OpenStack system Network configuration data.
In an exemplary embodiment provided by the invention, described device further include:
Enquiry module, for inquiring whether the node is in just after notifying the node to execute network configuration operations Normal network connection state;
Notification module, if the information in normal network connection state for receiving the node feeding back, The node is notified to remove the stored operation program of the node and/or automatic running installation kit.
In an exemplary embodiment provided by the invention, described device further include:
The enquiry module is also used to after inquiring the node and whether being in normal network connection state, if Do not receive the information in normal network connection state of the node feeding back, then according to pre-set time interval, Inquire whether the node is in normal network connection state again;
The notification module, if the letter in normal network connection state for not receiving the node feeding back Breath, and the record that do not inquire reaches pre-set frequency threshold value, then the node is notified to remove the stored fortune of node Line program and/or automatic running installation kit.
In an exemplary embodiment provided by the invention, described device further include:
Management module, in the information in normal network connection state for not receiving the node feeding back, and After the record that do not inquire reaches pre-set frequency threshold value device, re-issue the corresponding operation program of the node and/ Or automatic running installation kit, and control the node and execute installation operation.
Embodiment provided by the invention obtains the node of required deployment in OpenStack system, for node configuration fortune Row data store the operation number wherein the operation data includes the mirror image data of network configuration data and/or application program According into the default store path of the node, automatic running installation kit is sent, wherein the automatic running installation kit is for adjusting Installation operation is executed with the data on the store path and to the data, simplifies what OpenStack under physical machine was disposed Difficulty shortens deployment time, reduces deployment threshold, reduces implementation pressure, accelerates the expansion of OpenStack.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solution of the present invention, and constitutes part of specification, with this The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is the flow chart of the method for the management node provided by the invention in OpenStack system;
Fig. 2 is the structural schematic diagram of the deployment system of OpenStack system provided by the invention;
Fig. 3 is the flow chart of the dispositions method of OpenStack system provided by the invention;
Fig. 4 is the structure chart of the device of the management node provided by the invention in OpenStack system.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application Feature can mutual any combination.
Step shown in the flowchart of the accompanying drawings can be in a computer system such as a set of computer executable instructions It executes.Also, although logical order is shown in flow charts, and it in some cases, can be to be different from herein suitable Sequence executes shown or described step.
Fig. 1 is the flow chart of the method for the management node provided by the invention in OpenStack system.Method shown in Fig. 1 Include:
Step 101, the node for obtaining required deployment in OpenStack system;
Step 102, for the node configure operation data, wherein the operation data include network configuration data and/or The mirror image data of application program;
Step 103, the storage operation data are into the default store path of the node;
Step 104 sends automatic running installation kit, wherein the automatic running installation kit is for calling the store path On data and to the data execute installation operation.
Embodiment of the method provided by the invention obtains the node of required deployment in OpenStack system, matches for the node Operation data is set, wherein the operation data includes the mirror image data of network configuration data and/or application program, stores the fortune Row data send automatic running installation kit into the default store path of the node, wherein the automatic running installation kit is used In calling the data on the store path and executing installation operation to the data, the portion OpenStack under physical machine is simplified The difficulty of administration, shortens deployment time, reduces deployment threshold, reduces implementation pressure, accelerates the expansion of OpenStack.
Method provided by the invention is described further below:
It is in one exemplary embodiment, described to configure operation data for the node, comprising:
Obtain the information of network and subnet in the OpenStack system;
According to the information of network and subnet in the OpenStack system, the network configuration data of the node is determined.
In the present example embodiment, the information for collecting network and subnet in OpenStack system, determines the portion of the node The corresponding network environment in position is affixed one's name to, is that node configures corresponding network configuration data according to the network environment.
In one exemplary embodiment, after the transmission automatic running installation kit, the method also includes:
After notifying the node to execute network configuration operations, inquire whether the node is in normal network connection shape State;
If receiving the information in normal network connection state of the node feeding back, notify the node clear Except the stored operation program of the node and/or automatic running installation kit.
In the present example embodiment, whether can be by network-feedback link information, really by the node of detection deployment Whether the fixed node has been completed to map out the work, and after determining that completion maps out the work, deletes to the data during deployment It removes, guarantees the reasonable utilization of the memory space in node.
In one exemplary embodiment, institute's inquiry node whether be in normal network connection state it Afterwards, the method also includes:
If not receiving the information in normal network connection state of the node feeding back, according to presetting Time interval, inquire whether the node is in normal network connection state again;
If not receiving the information in normal network connection state of the node feeding back, and the record that do not inquire Reach pre-set frequency threshold value, then the node is notified to remove the stored operation program of the node and/or automatic fortune Row installation kit.
In the present example embodiment, if node trial maps out the work, continuous several times are unsuccessful, can pass through the section Point carries out data-cleaning operation, stops mapping out the work, and reduces the waste repeatedly attempted to system resource.
In one exemplary embodiment, it is described do not receive the node feeding back in normal network connection shape The information of state, and after the record that do not inquire reaches pre-set frequency threshold value method, the method also includes:
The corresponding operation program of the node and/or automatic running installation kit are re-issued, and controls the node and executes Installation operation.
In the present example embodiment, if node trial maps out the work, continuous several times are unsuccessful, can be the section Data needed for point re-issues deployment control the node using new data progress deployment operation, improve map out the work at Power.
Application example provided by the invention is described further below:
Application example of the present invention provides a kind of graphical key dispositions method of OpenStack based on ironic installation, should Method is based on Ironic, kolla, cloud-init, deployment foot and realizes physical machine installation;Wherein:
Kolla-ansible command line mode deployment OpenStack needs to install to each node;It is mutual to configure each node Letter;The global.yml file and multinode file of configuration deployment node, to realize configuration VIP, select the group for needing to dispose The purpose of part is with each node role is configured.
Fig. 2 is the structural schematic diagram of the deployment system of OpenStack system provided by the invention.In system shown in Figure 2:
Using graphical selection OpenStack node and role, the graphical interface that vip is set;It devises according to figure Change the method and process of the correct deployment OpenStack of configuration: according to interface configurations and template file global.yml, Multimode generates the configuration file of this deployment;Generate booting self-operating deployment starting script deploy.py and Hosts file;Nova opens config-drive when creating virtual machine, and configuration file and script are injected in each bare machine and put Enter corresponding position, whether each node of deployment node deploy script detection is ready, executes koll-ansible after ready The operation of deploy-i/root/multinode command execution unit administration.Realize a graphical key of the OpenStack based on Ironic Deployment.
The interactive step of deployment services Deploy service and OpenStack component is as follows:
1) Ironic API is called to obtain Ironic bare machine node, for selecting to dispose the node of OpenStack environment.
2) Neutron API is called to obtain network and subnet, for creating bare machine example network parameter.
3) Glance API is called to obtain image listing, for the image parameter as creation bare machine example.
4) Nova API creation bare machine example is called to dispose OpenStack.And it is specified to open Config Drive, it adjusts OpenStack node that the page obtains and role's configuration, global configuration, Component service are matched with when nova create server It sets, deployment script whole generates file and as parameter.
5) Nova calls ironic api to carry out bare machine system deployment by nova Ironic virt driver, gives Openstack node carries out installation operation and injects the file system of config drive as single subregion.
By page configuration, configuration is generated configuration file by Deploy service, is injected by config drive naked Machine, and pass through the framework of deployment script progress OpenStack deployment.
Wherein, deployment script is run after the completion of disposing node, simultaneously ping is each for deployment script reading/etc/hosts file Whether a node is finished with the installation for judging each node.After attempt to dispose process three times.
Wherein it is possible to configure the title of this Openstack environment, vip, enabled node is chosen from Ironic bare machine list OpenStack node and assigned role;Whether opened by switchgear distribution various components.
Wherein, specifically deployment process and mode are as follows:
1) the OpenStack bare machine mirror image comprising cloud-init is uploaded to glance;
2) the bare machine Node registry of BMC will have been configured into Ironic;
3) Nova configuration allows file to inject;
4) page selection deployment OpenStack, into OpenStack environment configurations interface: filling in environment title;
5) enter node and configure the page: selection Ironic is in the bare machine of available mode, and assigned role, selects a section Point fills in the Hostname of each node as deployment node, selects a provider network and specified IP address;
6) enter the component Configuration page: choosing whether various components service opens;It chooses and whether opens haproxy, specify Vip clicks creation.
The Rest Api of Deploy service exposure is called to carry out deployment OpenStack, Deploy Service in front end Provisional configuration file: global.yml, multimode, hosts, deploy.sh is generated from the parameter that front end is passed to;Wherein:
It include global configuration, vip information and the component open configuration data of this OpenStack environment in global.yml;
Multimode is ansible configuration file inventory file;
Hosts file is the hosts file that each node of OpenStack environment specifies ip and user name;
Deploy.sh is to be injected into user to be selected as in the bare machine of deployment node for the first time from the script opened, for disposing.
Deploy service generates the bare machine wound for successively calling nova api designated user to select after provisional configuration file Bare machine example, and the ip of designated user's setting are built, and disposes node and injects whole four files to respective directories, other sections Other three files of point injection in addition to deploy.sh.
After the completion of each bare machine node installation, the address ip that user specifies can be obtained, user name, three configuration files can lead to It crosses config drive and cloud init and is injected into respective directories;The deploy.sh starting for disposing node starts Openstack Deployment, deployment process it is as follows:
Fig. 3 is the flow chart of the dispositions method of OpenStack system provided by the invention.The script flow disposed shown in Fig. 3 Journey is as follows:
1. reading deployment node /etc/hosts file, each node of OpenStack environment of this deployment of parsing acquisition The list of ip information.
2. successively ping All hosts, if all flat logical into next step;If have it is obstructed, after sleep 60 seconds again ping。
3. operation kolla-ansible deploy-i/root/multimode is disposed.
4. judging whether deployment success, if successfully terminating;The frequency of failure is judged if failure whether more than 3 times, if so, knot Beam;If it is not, entering in next step.
5. operation kolla-ansible destroy-i/root/multimode is purged environment, the 3rd is carried out again Step.
The method that application example of the present invention provides, the bare machine service based on Ironic devise graphical configuration from the page It is configured to ironic installation and arrives the key deployment that script carries out deployed environment using kolla-ansible again, simplify physical machine The difficulty of lower OpenStack deployment, shortens deployment time, reduces deployment threshold, reduce implementation pressure, accelerate The expansion of OpenStack.
Fig. 4 is the structure chart of the device of the management node provided by the invention in OpenStack system.Fig. 4 shown device Include:
Module 401 is obtained, for obtaining the node of required deployment in OpenStack system;
Configuration module 402, for configuring operation data for the node, wherein the operation data includes network configuration number According to and/or application program mirror image data;
Memory module 403, for storing the operation data into the default store path of the node;
First sending module 404, for sending automatic running installation kit, wherein the automatic running installation kit is for calling Data on the store path simultaneously execute installation operation to the data.
In one exemplary embodiment, the configuration module 402 includes:
Acquiring unit, for obtaining the information of network and subnet in the OpenStack system;
Determination unit determines the net of the node for the information according to network and subnet in the OpenStack system Network configuration data.
In one exemplary embodiment, described device further include:
Enquiry module, for inquiring whether the node is in just after notifying the node to execute network configuration operations Normal network connection state;
Notification module, if the information in normal network connection state for receiving the node feeding back, The node is notified to remove the stored operation program of the node and/or automatic running installation kit.
In one exemplary embodiment, described device further include:
The enquiry module is also used to after inquiring the node and whether being in normal network connection state, if Do not receive the information in normal network connection state of the node feeding back, then according to pre-set time interval, Inquire whether the node is in normal network connection state again;
The notification module, if the letter in normal network connection state for not receiving the node feeding back Breath, and the record that do not inquire reaches pre-set frequency threshold value, then the node is notified to remove the stored fortune of node Line program and/or automatic running installation kit.
In one exemplary embodiment, described device further include:
Management module, in the information in normal network connection state for not receiving the node feeding back, and After the record that do not inquire reaches pre-set frequency threshold value device, re-issue the corresponding operation program of the node and/ Or automatic running installation kit, and control the node and execute installation operation.
Installation practice provided by the invention obtains the node of required deployment in OpenStack system, matches for the node Operation data is set, wherein the operation data includes the mirror image data of network configuration data and/or application program, stores the fortune Row data send automatic running installation kit into the default store path of the node, wherein the automatic running installation kit is used In calling the data on the store path and executing installation operation to the data, the portion OpenStack under physical machine is simplified The difficulty of administration, shortens deployment time, reduces deployment threshold, reduces implementation pressure, accelerates the expansion of OpenStack.
It will appreciated by the skilled person that whole or certain steps, system, dress in method disclosed hereinabove Functional module/unit in setting may be implemented as software, firmware, hardware and its combination appropriate.In hardware embodiment, Division between the functional module/unit referred in the above description not necessarily corresponds to the division of physical assemblies;For example, one Physical assemblies can have multiple functions or a function or step and can be executed by several physical assemblies cooperations.Certain groups Part or all components may be implemented as by processor, such as the software that digital signal processor or microprocessor execute, or by It is embodied as hardware, or is implemented as integrated circuit, such as specific integrated circuit.Such software can be distributed in computer-readable On medium, computer-readable medium may include computer storage medium (or non-transitory medium) and communication media (or temporarily Property medium).As known to a person of ordinary skill in the art, term computer storage medium is included in for storing information (such as Computer readable instructions, data structure, program module or other data) any method or technique in the volatibility implemented and non- Volatibility, removable and nonremovable medium.Computer storage medium include but is not limited to RAM, ROM, EEPROM, flash memory or its His memory technology, CD-ROM, digital versatile disc (DVD) or other optical disc storages, magnetic holder, tape, disk storage or other Magnetic memory apparatus or any other medium that can be used for storing desired information and can be accessed by a computer.This Outside, known to a person of ordinary skill in the art to be, communication media generally comprises computer readable instructions, data structure, program mould Other data in the modulated data signal of block or such as carrier wave or other transmission mechanisms etc, and may include any information Delivery media.

Claims (10)

1. a kind of method of the management node in OpenStack system characterized by comprising
Obtain the node of required deployment in OpenStack system;
Operation data is configured for the node, wherein the operation data includes the mirror of network configuration data and/or application program As data;
The operation data is stored into the default store path of the node;
Automatic running installation kit is sent, wherein the automatic running installation kit is used to calling data on the store path and right The data execute installation operation.
2. the method according to claim 1, wherein described configure operation data for the node, comprising:
Obtain the information of network and subnet in the OpenStack system;
According to the information of network and subnet in the OpenStack system, the network configuration data of the node is determined.
3. method according to claim 1 or 2, which is characterized in that after the transmission automatic running installation kit, the side Method further include:
After notifying the node to execute network configuration operations, inquire whether the node is in normal network connection state;
If receiving the information in normal network connection state of the node feeding back, the node is notified to remove institute State the stored operation program of node and/or automatic running installation kit.
4. according to the method described in claim 3, it is characterized in that, whether the inquiry node is in normal network and connects After connecing state, the method also includes:
If not receiving the information in normal network connection state of the node feeding back, according to it is pre-set when Between be spaced, inquire whether the node is in normal network connection state again;
If not receiving the information in normal network connection state of the node feeding back, and the record that do not inquire reaches Pre-set frequency threshold value then notifies the node to remove the stored operation program of the node and/or automatic running peace Dress packet.
5. according to the method described in claim 4, it is characterized in that, described do not receiving being in normally for the node feeding back Network connection state information, and after the record that do not inquire reaches pre-set frequency threshold value method, the method is also Include:
The corresponding operation program of the node and/or automatic running installation kit are re-issued, and controls the node and executes installation Operation.
6. a kind of device of the management node in OpenStack system characterized by comprising
Module is obtained, for obtaining the node of required deployment in OpenStack system;
Configuration module, for for the node configure operation data, wherein the operation data include network configuration data and/or The mirror image data of application program;
Memory module, for storing the operation data into the default store path of the node;
First sending module, for sending automatic running installation kit, wherein the automatic running installation kit is for calling described deposit It stores up the data on path and installation operation is executed to the data.
7. device according to claim 6, which is characterized in that the configuration module includes:
Acquiring unit, for obtaining the information of network and subnet in the OpenStack system;
Determination unit determines that the network of the node is matched for the information according to network and subnet in the OpenStack system Set data.
8. device according to claim 6 or 7, which is characterized in that described device further include:
Enquiry module, for inquiring whether the node is in normal after notifying the node to execute network configuration operations Network connection state;
Notification module, if the information in normal network connection state for receiving the node feeding back, notifies The node removes the stored operation program of the node and/or automatic running installation kit.
9. device according to claim 8, which is characterized in that described device further include:
The enquiry module is also used to after inquiring the node and whether being in normal network connection state, if do not connect The information in normal network connection state of the node feeding back is received, then according to pre-set time interval, again Inquire whether the node is in normal network connection state;
The notification module, if the information in normal network connection state for not receiving the node feeding back, And the record that do not inquire reaches pre-set frequency threshold value, then the node is notified to remove the stored operation journey of node Sequence and/or automatic running installation kit.
10. device according to claim 9, which is characterized in that described device further include:
Management module in the information in normal network connection state for not receiving the node feeding back, and is not looked into After the record of inquiry reaches pre-set frequency threshold value device, re-issue the corresponding operation program of the node and/or from Dynamic operation installation kit, and control the node and execute installation operation.
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