CN109697104A - A kind of cloud classroom resources management method based on course - Google Patents
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Abstract
The present invention relates to cloud classroom technique field, especially a kind of cloud classroom resources management method based on course.Method of the invention includes the following steps: 1: in course time point, management server start by set date runs course preparation stream；2: in course switching time point, course switching module traverses each cloud classroom, runs course switch operating stream to each cloud classroom respectively；3: at End-of-Course time point, End-of-Course module runs End-of-Course workflow.The present invention is based on course arrangement, and with the various resources of the format management of process automation, the state including server, cloud terminal and course virtual machine has many advantages, such as to configure convenience, automatic management, energy conservation.
Description
Technical field
The present invention relates to cloud classroom technique field, especially a kind of cloud classroom resources management method based on course.
Background technique
Currently, cloud Classroom System is all supported using different mirror images as different courses.When class hour, cloud on some course
Cloud terminal in classroom requires to be connected to virtual machine corresponding to the course.Existing scheme above-mentioned, has the following problems:
1, energy waste: in the scene in cloud classroom, typically at least having 1/3 time daily is not no course, weekly
Weekend is also no course.And present cloud Classroom System, it usually requires that server is run always, there are problems that energy waste；
Additionally due to cloud terminal is dispersed in each cloud classroom, if not having student's closing after End-of-Course, energy waste is equally existed
The problem of.
2, the degree of automation is inadequate: the physical resource in cloud classroom is without discharging automatically or starting；There is no Coordination Treatment course
Resources control and high concurrent during switching.
Summary of the invention
Present invention solves the technical problem that being to provide a kind of cloud classroom resources management method based on course；Realize basis
Course arrangement, the state of automatic management server, cloud terminal and course virtual machine.
The technical solution that the present invention solves above-mentioned technical problem is:
The method includes the following steps:
Step 1: in course time point, management server start by set date runs course preparation process；
Step 2: in course switching time point, course switching module traverses each cloud classroom, transports respectively to each cloud classroom
Row course switch operating process；
Step 3: at End-of-Course time point, End-of-Course module runs End-of-Course workflow.
The course prepares process
1) state of other servers of the detection other than management server, to the server for being in off-mode, pipe
It manages server and sends a power-on instruction to its MAC Address of Network Card, and continue to detect its state, if more than a specified time, the clothes
Business device is still inactive, then alarm notification is sent in the form of mail or short message to administrator；
2) detection service operating status reads the service list of cloud platform, detects each service whether normal operation；For
Service that is inactive or not responding to restarts service order to service management module transmission, and continues to detect；If the same service
It is still inactive or do not respond to more than after centainly restarting number, then alarm notification is sent in the form of mail or short message to management
Member；
3) course switching module loads curriculum schedule, and multiple course switching time points are arranged.
The service refers to and guarantees that cloud classroom can operate normally required service, including calculates service, storage clothes
Business, virtual network service.
The course switch operating stream process includes:
1) course corresponding to a upper class hour and next class hour for curriculum schedule was read,
If a upper class hour is the last class, course switch operating process was exited；
If there are course in a upper class hour and next class hour, and course is identical, then exits course switch operating process；
2) judge whether operation workflow after class,
If having course a upper class hour, and next course then runs workflow of finishing class to cloud classroom without course；
If there are course in a upper class hour and next class hour, and course is not identical, then runs workflow of finishing class to cloud classroom；
3) judge whether to run workflow of attending class,
If there is course in next class hour, it sets the course state in cloud classroom to the course of next class hour, and to cloud classroom
Run workflow of attending class；
If next class hour is set as empty without course, by the course state in cloud classroom.
The described work process flow after class includes:
1) Curriculum basis for loading a upper class hour, traverses each cloud terminal in cloud classroom, detects the class of cloud terminal association
The state of journey virtual machine；If course virtual machine is in off-mode, workflow after class is exited；
2) judge whether course is configured with virtual machine automatic reduction,
If so, creation virtual machine power-off task and system disk reset task, it is added separately in task of course management queue；
The task if it is not, creation virtual machine shuts down is added in task of course management queue.
The work process flow of attending class includes:
1) Curriculum basis for loading next class hour, traverses each cloud terminal in cloud classroom, detects the cloud SOT state of termination；If cloud
Terminal is in off-mode, then sends a power-on instruction to the MAC Address of Network Card of cloud terminal；
2) judge the course virtual machine state of cloud terminal association, if course virtual machine is in off-mode, create virtual machine
Booting task is added in task of course management queue.
The task of course management queue is a concurrent task processing queue, controls the concurrent of each calculate node
Task quantity.
The task of course manages queue
1) task receiving thread,
It is responsible for reception task, and the calculate node according to specified by task, task is added to calculate node task queue
In；
2) task dispatch thread,
It is responsible for taking out the task in each calculate node task queue, and is distributed to corresponding calculate node；
3) calculate node task queue,
In the form of queue, executing required for single calculate node for task is stored；Each calculate node task queue
A built-in counter, indicate the calculate node be currently executing in task quantity；
When task dispatch thread takes out a task from calculate node task queue, counter adds one automatically；Work as task
When completion, counter subtracts one automatically；
When the value of the counter of some calculate node task queue is equal to the concurrent upper limit, task dispatch thread can not be from this
Task is taken out in calculate node task queue, until the value of its counter is less than the concurrent upper limit.
The End-of-Course work process flow includes:
1) cloud classroom is checked,
Each cloud classroom is traversed, if the course state in cloud classroom is not sky, workflow of finishing class is run to the cloud classroom；
2) the cloud SOT state of termination is checked,
Each cloud terminal in cloud classroom is traversed, if cloud terminal is in state in operation, shutdown is sent to cloud terminal and refers to
It enables；
3) waiting does not have task until task of course manages queue,
4) server is checked,
Other servers other than management server are traversed, if server is in state in operation, to server
Send shutdown command；
Management server sets the next start by set date time, and executes power-off operation.
The present invention is based on course arrangement, with the various resources of the format management of process automation, including course time point
Resource prepare and detection, the resources control and task con current control of course switching time point, the resource at End-of-Course time point
Release etc., greatlies simplify the mixed management of computer room and multiple cloud classrooms.
For the present invention when switching course, multiple cloud classrooms can generate multiple tasks, to bring high concurrent, be easy to cause and be
System occurs abnormal.Task of course manages queue unified management and distribution task, and workflow after class or workflow of attending class can be allowed not to have to
Block waiting task to complete, accelerates release workflow thread and occupied resource.
The method of the present invention can have according to course arrangement, the state of automatic management server, cloud terminal and course virtual machine
The advantages that configuring convenience, automatic management, energy conservation.
Detailed description of the invention
The following further describes the present invention with reference to the drawings:
Fig. 1 is the flow chart of the method for the present invention；
Fig. 2 is the flow chart of the course preparation stream of the method for the present invention；
Fig. 3 is the flow chart of the course switch operating stream of the method for the present invention；
Fig. 4 is the flow chart of the workflow after class of the method for the present invention；
Fig. 5 is the flow chart of the workflow of attending class of the method for the present invention；
Fig. 6 is the structure chart of the task of course management queue of the method for the present invention；
Fig. 7 is the flow chart of the End-of-Course workflow of the method for the present invention.
Specific embodiment
As shown in Figure 1, the process of the method for the present invention includes:
S10: in course time point, management server start by set date runs course preparation stream.
Fig. 2 is the detailed process of course preparation stream.As shown in Fig. 2, course preparation stream is main are as follows:
1) state of other servers of the detection other than management server
To the server for being in off-mode, management server sends a power-on instruction to its MAC Address of Network Card, and holds
It is continuous to detect its state.If more than one specified time, the server is still inactive, then in the form of mail or short message send alarm notification to
Administrator.
2) detection service operating status
The service list of cloud platform is read, detects each service whether normal operation, including whether detection service is transporting
Row and service whether normal response.For service that is inactive or not responding to, the service of restarting is sent to service management module and is referred to
It enables, and continues to detect.If it is same serve more than centainly restart number after, it is still inactive or do not respond to, then with mail or
Short message form sends alarm notification to administrator.
Note: service here refers to and guarantees that cloud classroom can operate normally required service, including calculates service, storage
Service, virtual network service etc..
3) course switching module loads curriculum schedule, and multiple course switching time points are arranged
Note: course switching time point here, when including Lesson One before 10 minutes, the interlude of break, the last class
When after 10 minutes.
S20: in course switching time point, course switching module traverses each cloud classroom, runs respectively to each cloud classroom
Course switch operating stream；
S21: course switch operating stream
Fig. 3 is the detailed process of course switch operating stream.As shown in figure 3, course switch operating stream is main are as follows:
1) course corresponding to a upper class hour and next class hour for curriculum schedule was read
If a upper class hour is the last class, course switch operating stream was exited；
If there are course in a upper class hour and next class hour, and course is identical, then exits course switch operating stream；
2) judge whether operation workflow after class
If having course a upper class hour, and next course then runs workflow of finishing class to cloud classroom without course；
If there are course in a upper class hour and next class hour, and course is not identical, then runs workflow of finishing class to cloud classroom；
3) judge whether to run workflow of attending class
If there is course in next class hour, it sets the course state in cloud classroom to the course of next class hour, and to cloud classroom
Run workflow of attending class；
If next class hour is set as empty without course, by the course state in cloud classroom.
S22: workflow after class
Fig. 4 is the detailed process of workflow after class.As shown in figure 4, workflow is main after class are as follows:
1) Curriculum basis for loading a upper class hour, traverses each cloud terminal in cloud classroom, detects the class of cloud terminal association
The state of journey virtual machine.If course virtual machine is in off-mode, workflow after class is exited.
2) judge whether course is configured with virtual machine automatic reduction
If so, creation virtual machine power-off task and system disk reset task, it is added separately in task of course management queue；
The task if it is not, creation virtual machine shuts down is added in task of course management queue.
S23: workflow of attending class
Fig. 5 is the detailed process of workflow of attending class.As shown in figure 5, workflow of attending class is main are as follows:
1) Curriculum basis for loading next class hour, traverses each cloud terminal in cloud classroom, detects the cloud SOT state of termination.If cloud
Terminal is in off-mode, then sends a power-on instruction to the MAC Address of Network Card of cloud terminal；
2) judge the course virtual machine state of cloud terminal association.If course virtual machine is in off-mode, virtual machine is created
Booting task is added in task of course management queue；
S24: task of course manages queue
Task of course management queue is a concurrent task processing queue, controls the concurrent tasks number of each calculate node
Amount, on the one hand, the multiple tasks bring high concurrent for avoiding multiple cloud classrooms causes system to occur abnormal；On the other hand, course
Task management queue unified management and distribution task can allow workflow after class or workflow of attending class not to have to obstruction waiting task complete
At quickening release workflow thread and occupied resource.
Fig. 6 is the structure chart of task of course management queue.It is as shown in Figure 6:
1) task receiving thread
It is responsible for reception task, and the calculate node according to specified by task, task is added to calculate node task queue
In；
2) task dispatch thread
It is responsible for taking out the task in each calculate node task queue, and is distributed to corresponding calculate node；
3) calculate node task queue
In the form of queue, executing required for single calculate node for task is stored.Each calculate node task queue
A built-in counter, indicate the calculate node be currently executing in task quantity.
When task dispatch thread takes out a task from calculate node task queue, counter adds one automatically；Work as task
When completion, counter subtracts one automatically.
When the value of the counter of some calculate node task queue is equal to the concurrent upper limit, task dispatch thread can not be from this
Task is taken out in calculate node task queue, until the value of its counter is less than the concurrent upper limit.
4) each task deadline is as follows:
Virtual machine powers off task: sending virtual machine cut-offing instruction to the calculate node where virtual machine；
System disk resets task: sending system disk reset indication to the calculate node where virtual machine, is equivalent to a system
When the content reduction of disk is as being just created that next；
Virtual machine shutdown task: virtual machine shutdown command is sent to the calculate node where virtual machine, makes virtual machine normal
Shutdown；
Virtual machine booting task: virtual machine power-on instruction is sent to the calculate node where virtual machine.
S30: at End-of-Course time point, End-of-Course module runs End-of-Course workflow；
Fig. 7 is the detailed process of End-of-Course workflow.As shown in fig. 7, End-of-Course workflow is main are as follows:
1) cloud classroom is checked
Each cloud classroom is traversed, if the course state in cloud classroom is not sky, workflow of finishing class is run to the cloud classroom.
2) the cloud SOT state of termination is checked
Each cloud terminal in cloud classroom is traversed, if cloud terminal is in state in operation, shutdown is sent to cloud terminal and refers to
It enables.
3) it waits until task of course management queue does not have task
4) server is checked
Other servers other than management server are traversed, if server is in state in operation, to server
Send shutdown command.
Management server sets the next start by set date time, and executes power-off operation.
Claims (9)
1. a kind of cloud classroom resources management method based on course, it is characterised in that: the method includes the following steps:
Step 1: in course time point, management server start by set date runs course preparation process；
Step 2: in course switching time point, course switching module traverses each cloud classroom, respectively to each cloud classroom operation class
Journey switch operating process；
Step 3: at End-of-Course time point, End-of-Course module runs End-of-Course workflow.
2. according to the method described in claim 1, it is characterized by: the course preparation process includes:
1) state of other servers of the detection other than management server, to the server for being in off-mode, management clothes
Device be engaged in its MAC Address of Network Card one power-on instruction of transmission, and continues to detect its state, if more than a specified time, the server
It is still inactive, then alarm notification is sent in the form of mail or short message to administrator；
2) detection service operating status reads the service list of cloud platform, detects each service whether normal operation；For not opening
Service that is dynamic or not responding to restarts service order to service management module transmission, and continues to detect；If same serve more than
It is still inactive or do not respond to after centainly restarting number, then alarm notification is sent in the form of mail or short message to administrator；
3) course switching module loads curriculum schedule, and multiple course switching time points are arranged.
3. according to the method described in claim 2, it is characterized by: the service, refers to and guarantees that cloud classroom can operate normally
Required service, including calculate service, storage service, virtual network service.
4. according to the method described in claim 1, it is characterized by: the course switch operating stream process includes:
1) course corresponding to a upper class hour and next class hour for curriculum schedule was read,
If a upper class hour is the last class, course switch operating process was exited；
If there are course in a upper class hour and next class hour, and course is identical, then exits course switch operating process；
2) judge whether operation workflow after class,
If having course a upper class hour, and next course then runs workflow of finishing class to cloud classroom without course；
If there are course in a upper class hour and next class hour, and course is not identical, then runs workflow of finishing class to cloud classroom；
3) judge whether to run workflow of attending class,
If there is course in next class hour, it sets the course state in cloud classroom to the course of next class hour, and run to cloud classroom
It attends class workflow；
If next class hour is set as empty without course, by the course state in cloud classroom.
5. according to the method described in claim 4, it is characterized by: the work process flow after class includes:
1) Curriculum basis for loading a upper class hour, traverses each cloud terminal in cloud classroom, and the course for detecting cloud terminal association is empty
The state of quasi- machine；If course virtual machine is in off-mode, workflow after class is exited；
2) judge whether course is configured with virtual machine automatic reduction,
If so, creation virtual machine power-off task and system disk reset task, it is added separately in task of course management queue；
The task if it is not, creation virtual machine shuts down is added in task of course management queue.
6. according to the method described in claim 4, it is characterized by: the work process flow of attending class includes:
1) Curriculum basis for loading next class hour, traverses each cloud terminal in cloud classroom, detects the cloud SOT state of termination；If cloud terminal
In off-mode, then a power-on instruction is sent to the MAC Address of Network Card of cloud terminal；
2) the course virtual machine state of cloud terminal association is judged, if course virtual machine is in off-mode, creation virtual machine booting
Task is added in task of course management queue.
7. method according to claim 5 or 6, it is characterised in that: the task of course management queue is one concurrent
Task handle queue, control the concurrent tasks quantity of each calculate node.
8. according to the method described in claim 7, it is characterized by: the task of course management queue includes:
1) task receiving thread,
It is responsible for reception task, and the calculate node according to specified by task, task is added in calculate node task queue；
2) task dispatch thread,
It is responsible for taking out the task in each calculate node task queue, and is distributed to corresponding calculate node；
3) calculate node task queue,
In the form of queue, executing required for single calculate node for task is stored；Each calculate node task queue is built-in
One counter, indicate the calculate node be currently executing in task quantity；
When task dispatch thread takes out a task from calculate node task queue, counter adds one automatically；When task is completed
When, counter subtracts one automatically；
When the value of the counter of some calculate node task queue is equal to the concurrent upper limit, task dispatch thread can not be from the calculating
Task is taken out in node tasks queue, until the value of its counter is less than the concurrent upper limit.
9. according to the method described in claim 1, it is characterized by: the End-of-Course work process flow includes:
1) cloud classroom is checked,
Each cloud classroom is traversed, if the course state in cloud classroom is not sky, workflow of finishing class is run to the cloud classroom；
2) the cloud SOT state of termination is checked,
Each cloud terminal in cloud classroom is traversed, if cloud terminal is in state in operation, sends shutdown command to cloud terminal；
3) waiting does not have task until task of course manages queue,
4) server is checked,
Other servers other than management server are traversed, if server is in state in operation, are sent to server
Shutdown command；
Management server sets the next start by set date time, and executes power-off operation.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112416519A (en) * | 2020-11-21 | 2021-02-26 | 广州西麦科技股份有限公司 | Method and system for pre-starting virtual machine based on class schedule plan |
| CN114338804A (en) * | 2021-12-23 | 2022-04-12 | 奇安信科技集团股份有限公司 | Policy control method and device for cloud mobile phone, storage medium and terminal |
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