CN109933411A - A kind of online modification virtual machine internal configuration system and method - Google Patents
A kind of online modification virtual machine internal configuration system and method Download PDFInfo
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Abstract
The present invention provides a kind of online modification virtual machine internal configuration system and method, and management server obtains virtual machine internal configuration parameter, forms configuration data packet, configuration data packet is sent to host；Host receives and parses through configuration data packet, parses corresponding configuration parameter, configures to target virtual machine, then configuration result is returned to management server.Using the serial port module of virtual machine, the message transmission of virtual machine and host is realized, realize the function of online modification virtual machine internal configuration.
Description
Technical field
The present invention relates to computer virtualized technology field, in particular to a kind of online modification virtual machine internal configures system
And method.
Background technique
Virtualization refers to that by virtualization technology be more logical computers by a computer virtual.It is calculated at one
Multiple logical computers are run simultaneously on machine, each logical computer can run different operating system, and application program is all
It can run and be independent of each other in mutually independent space, to significantly improve the working efficiency of computer.
Virtualization using the method for software redefine divide IT resource, may be implemented IT resource dynamic allocation, flexibly
It dispatches, is cross-domain shared, improving IT resource utilization, so that IT resource is really become social infrastructure, it is each to serve each row
Flexible and changeable application demand in industry.
Management in virtualization field is more and more important, including Storage Virtualization management, network virtualization management, memory void
Quasi-ization management, virtual machine internal configuration management, these management can satisfy the needs of basic virtual management, but with being
The application united in practical business, has also been proposed some new demands, one of them is exactly virtual machine internal configuration management demand,
For example directly modify the ip of virtual machine, the system configuration of the virtual machine internals such as name of the system of virtual machine, but the function of this respect
It can not provide.It cannot achieve the program architecture using virtualization in this way, and then lead to not develop in online modification virtual machine
The function of portion's configuration.
Summary of the invention
In order to overcome the deficiencies in the prior art described above, the present invention provides a kind of program architecture using virtualization, and ties
The case where closing current virtual machine system realizes the function of online modification virtual machine internal configuration.
The present invention includes: management server, host and several virtual machines thus；
Management server is communicated to connect with each virtual machine respectively by host；
Management server forms configuration data packet, configuration data packet is sent for obtaining virtual machine internal configuration parameter
To host；
Host parses corresponding configuration parameter, matches to target virtual machine for receiving and parsing through configuration data packet
It sets, then configuration result is returned to management server.
Explanation is needed further exist for, serial port module is respectively configured in virtual machine and host, realizes based on serial port module virtual
Communication connection between machine and host；
Management server configures the host rule of communication with each virtual machine respectively；
Host is configured with multi-threading correspondence, and each virtual machine passes through individual thread and main-machine communication.
Need further exist for explanation, host is also used to parse keyword in configuration parameter and its right with keyword institute
The parameter value answered；The unit to be configured that virtual machine to be configured is transferred according to keyword, by parameter value corresponding to the keyword
It is configured on the unit to be configured, completes current-configuration process.
It needs further exist for illustrating, each virtual machine poll serial port module, when discovery has triggering information to receive, according to
Preset rule of communication receives triggering information, and to host response answer signal；
Host sends order and parameter to be configured to virtual machine based on answer signal is replied.
Explanation is needed further exist for, the unique encryption identification of each virtual machine is respectively configured in management server, and passes through
Host is sent to corresponding virtual machine；
Management server is for obtaining virtual machine internal configuration parameter, by the corresponding encryption identification of the virtual machine, configuration
Timestamp and configuration parameter form configuration data packet, are sent to host；
Host identifies the predetermined encryption of encryption identification and each virtual machine in data packet for parsing configuration data packet
When being matched, after matching, stabbed according to setup time, configured to target virtual machine, then configuration result and configuration being completed
Between stamp return to management server.
The present invention also provides a kind of online modification virtual machine internal configuration method, method includes:
Management server obtains virtual machine internal configuration parameter, forms configuration data packet, configuration data packet is sent to master
Machine；
Host receives and parses through configuration data packet, parses corresponding configuration parameter, configures to target virtual machine；
Configuration result is returned to management server by host.
Explanation is needed further exist for, host configures multi-threading correspondence, and each virtual machine passes through individual thread and host
Communication.
Need further exist for explanation, the keyword in management server preset configuration parameter；
Preset keyword is sent to host；
Configuration data packet is sent to host by management server；
Aster Resolution configuration data packet, and parse the keyword in configuration parameter and its with parameter corresponding to keyword
Value；Parameter value corresponding to the keyword is configured to institute by the unit to be configured that virtual machine to be configured is transferred according to keyword
It states on unit to be configured, completes current-configuration process.
It needs further exist for illustrating, each virtual machine poll serial port module, when discovery has triggering information to receive, according to
Preset rule of communication receives triggering information, and to host response answer signal；
Host sends order and parameter to be configured to virtual machine based on answer signal is replied.
Explanation is needed further exist for, the unique encryption identification of each virtual machine is respectively configured in management server, and passes through
Host is sent to corresponding virtual machine；
Management server obtains virtual machine internal configuration parameter, by the corresponding encryption identification of the virtual machine, setup time
Stamp and configuration parameter form configuration data packet, are sent to host；
The predetermined encryption of encryption identification and each virtual machine in data packet is identified and is carried out by aster Resolution configuration data packet
Matching, after matching, stabs according to setup time, configures to target virtual machine, then configuration result and configuration are completed timestamp
Back to management server.
As can be seen from the above technical solutions, the invention has the following advantages that
Management server of the present invention obtains virtual machine internal configuration parameter, forms configuration data packet, configuration data packet is sent out
It send to host；Host receives and parses through configuration data packet, parses corresponding configuration parameter, configures to target virtual machine,
Configuration result is returned to management server again.Using the serial port module of virtual machine, the message transmission of virtual machine and host is realized,
Realize the function of online modification virtual machine internal configuration.
Host setting kernel module kvm.ko is used to realize core virtual function, to realize host to virtual machine strong correlation
Lian Xing.Creation of the host by vCPU, the address space allocation of virtual memory, the read-write of vCPU register and the fortune of vCPU
Row.After host configures KVM and QEMU, the speed of service is substantially increased, constitutes a complete virtualization technology.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in description will be made below simple
Ground introduction, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill
For personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that online modification virtual machine internal configures system schematic；
Fig. 2 is online modification virtual machine internal configuration method flow chart；
Fig. 3 is online modification virtual machine internal configuration method embodiment schematic diagram.
Specific embodiment
The present invention provides a kind of online modification virtual machine internal configuration system, as shown in Figure 1, comprising: management server 1,
Host 2 and several virtual machines 3；
Management server 1 is communicated to connect with each virtual machine 3 respectively by host 2；Management server 1 is virtual for obtaining
3 configuration parameter of machine forms configuration data packet, configuration data packet is sent to host 2；Host 2 is for receiving and parsing through configuration number
According to packet, corresponding configuration parameter is parsed, target virtual machine 3 is configured, then configuration result is returned to management server
1。
Virtual machine 3 of the present invention is mainly in Windows virtual machine, because of user's void of windows usually
Quasi- machine is relatively more, for present case, using the program architecture of virtualization, and the case where combination current virtual machine system, exploitation
The function of online modification virtual machine internal configuration out.
Management server 1 is to communicate rule based on preset with the communication connection mode of each virtual machine 3 respectively by host 2
Then, specifically, serial port module is respectively configured in virtual machine and host, the communication between virtual machine and host is realized based on serial port module
Connection；Management server configures the host rule of communication with each virtual machine respectively；Host is configured with multi-threading correspondence, Mei Gexu
Quasi- machine passes through individual thread and main-machine communication.
Rule of communication can be TCP/IP or NETBEUI or IPX/SPX etc..
Host plays the role of forwarding, in order to provide efficiency, here with multithreading, each virtual machine
A thread is corresponded to, therefore the operation of each virtual machine is carried out inside an independent thread.It hurries to main
Order and the encapsulation of parameter and forwarding are carried out according to the data at interface, such as if it is ip information is obtained, then it is sent to serial ports
The order of get-ip, and the result of return command returned to the interface of calling.
It is the physical basis that host is communicated with virtual machine that wherein virtual machine, which loads upper serial port module, and the characteristic of serial port module will
Current single port virti-console apparatus modifications are to operate in equipment on qemu and kvm.Here QEMU is on a host
VMM (virtual machine monitor), by binary conversion come simulated operation, and provide a series of hard
Part model, when host operates virtual machine, it is that host passes through in fact that virtual machine, which thinks that oneself and hardware are directly come into contacts with,
QEMU simulates to operate virtual machine, and host is operated configuration parameter to virtual machine by QEMU.By this
Mode realizes the configuration to virtual machine.
Host setting kernel module kvm.ko in the present invention is used to realize core virtual function, to realize host to void
Quasi- machine strong correlation company property.Creation of the host by vCPU, the address space allocation of virtual memory, the read-write of vCPU register and
The operation of vCPU.After host configures KVM and QEMU, the speed of service is substantially increased, constitutes a complete virtualization technology.
Host discloses multiple ports to virtual machine in the form of simple char equipment, is used for virtual machine and host subscriber space
Between simple IO.It also allows to disclose multiple such equipment, eliminates the limitation of current individual equipment, form is as follows:
Specifically show form are as follows: its form is as follows:
It is shown in this way inside virtual machine :/dev/vportNpn.
In order to further carry out fast accurate configuration parameter, the pass in management server preset configuration parameter here
Key word；Preset keyword is sent to host；Host is also used to parse keyword and its and keyword in configuration parameter
Corresponding parameter value；The unit to be configured that virtual machine to be configured is transferred according to keyword, by ginseng corresponding to the keyword
Numerical value is configured on the unit to be configured, completes current-configuration process.Host is also used to parse the key in configuration parameter
Word and its with parameter value corresponding to keyword；The unit to be configured that virtual machine to be configured is transferred according to keyword, by the pass
Parameter value corresponding to key word is configured on the unit to be configured, completes current-configuration process.
It is above-mentioned no matter the communication of keyword or the communication of data, rule of communication is embodied in logical between host and virtual machine
Letter, rule of communication are as follows:
Type:{ key:value, key:value ... } }
Type: being exactly information type, such as get-ip: obtaining the network information of virtual machine, set-ip: virtual machine is arranged
The network information
Key:value is exactly value corresponding to keyword and its keyword, such as:
name:nic1
ip:192.168.1.2
netmask:255.255.255.0
gateway:192.168.1.254
After the completion of rule of communication agreement, virtual machine just according to rule of communication, executes corresponding method, therefore rule of communication is
The logical foundations of intercommunication.Also achieve the mode that configuration virtual machine is carried out based on keyword.
Virtual machine of the present invention also takes turns serial port module based on the KVM and QEMU each virtual machine of virtualization technology constituted
It askes, when discovery has triggering information to receive, triggering information is received according to preset rule of communication, and believe to host response response
Number；Host sends order and parameter to be configured to virtual machine based on answer signal is replied.
Moreover, the unique encryption identification of each virtual machine is respectively configured in management server, and correspondence is sent to by host
Virtual machine；This encryption identification is to be able to recognize and distinguish each virtual machine.Cipher mode can be based on the need of user
It is preset.
Management server is for obtaining virtual machine internal configuration parameter, by the corresponding encryption identification of the virtual machine, configuration
Timestamp and configuration parameter form configuration data packet, are sent to host；
Host identifies the predetermined encryption of encryption identification and each virtual machine in data packet for parsing configuration data packet
When being matched, after matching, stabbed according to setup time, configured to target virtual machine, then configuration result and configuration being completed
Between stamp return to management server
The management server configuration sending time that is able to record virtual machine internal configuration parameter in this way, additionally it is possible to get and match
Time after the completion of setting.Allow user based on carrying out inquiring previous configuration mode.
Based on above system, the present invention also provides a kind of online modification virtual machine internal configuration methods, such as Fig. 2 and Fig. 3 institute
Show, method includes:
S1, management server obtain virtual machine internal configuration parameter, form configuration data packet, configuration data packet is sent to
Host；
S2, host receive and parse through configuration data packet, parse corresponding configuration parameter, match to target virtual machine
It sets；
Configuration result is returned to management server by S3, host.
It is illustrated in order to further illustrate below technology contents that this method is related to a specific embodiment.
Management server obtains the information of user's input, is the place that movement is initiated, and host side is the function of forwarding, its root
It according to the content of the transmission of management console, is parsed, is parsed into corresponding order and parameter, virtual generator terminal is just responsible for according to host
Order and parameter execute corresponding method, then result are returned to host side.From process, it can discuss in this way, firstly,
It appoints that rule of communication, rule of communication define the rule of order and parameter, specifies the concrete meaning of order, specify parameter
Practical significance.
Host can parse message, be resolved to the order needed to be implemented, correspond to corresponding function according to order, such as
Set-ip order, and obtain parameter corresponding to order, such as ip:192.168.1.2, netmask=
255.255.255.0 gateway=192.168.1.254,
At this moment will according to command parameter, execute order the method answered, after the completion of execution, the execution knot of return command
Fruit.
It gives one example again, is exactly online modification virtual machine ip, virtual machine is modified in the case where not logging in virtual machine
The address ip, this function is mainly in administrator, because administrator does not know the password of the user of virtual machine, specific example
Code is as follows:
The communication between host and virtual machine has been achieved, has been managed so as to the inside configuration to virtual machine.
The present invention may be achieved in many ways method and device of the invention.For example, can by software, hardware,
Firmware or software, hardware, firmware any combination realize method and device of the invention.The step of for the method
Said sequence merely to be illustrated, the step of method of the invention, is not limited to sequence described in detail above, unless with
Other way illustrates.In addition, in some embodiments, also the present invention can be embodied as to record journey in the recording medium
Sequence, these programs include for realizing machine readable instructions according to the method for the present invention.Thus, the present invention also covers storage and uses
In the recording medium for executing program according to the method for the present invention.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of online modification virtual machine internal configures system characterized by comprising management server, host and several
Virtual machine；
Management server is communicated to connect with each virtual machine respectively by host；
Management server forms configuration data packet, configuration data packet is sent to master for obtaining virtual machine internal configuration parameter
Machine；
Host is used to receive and parse through configuration data packet, parses corresponding configuration parameter, configures to target virtual machine, then
Configuration result is returned to management server.
2. online modification virtual machine internal according to claim 1 configures system, which is characterized in that
Serial port module is respectively configured in virtual machine and host, realizes the communication connection between virtual machine and host based on serial port module；
Management server configures the host rule of communication with each virtual machine respectively；
Host is configured with multi-threading correspondence, and each virtual machine passes through individual thread and main-machine communication.
3. online modification virtual machine internal according to claim 1 or 2 configures system, which is characterized in that
Host be also used to parse keyword in configuration parameter and its with parameter value corresponding to keyword；According to keyword tune
Parameter value corresponding to the keyword is configured on the unit to be configured by the unit to be configured for taking virtual machine to be configured,
Complete current-configuration process.
4. online modification virtual machine internal according to claim 2 configures system, which is characterized in that
Each virtual machine poll serial port module is received according to preset rule of communication and is triggered when discovery has triggering information to receive
Information, and to host response answer signal；
Host sends order and parameter to be configured to virtual machine based on answer signal is replied.
5. online modification virtual machine internal according to claim 1 or 2 configures system, which is characterized in that
The unique encryption identification of each virtual machine is respectively configured in management server, and is sent to corresponding virtual machine by host；
Management server is for obtaining virtual machine internal configuration parameter, by the corresponding encryption identification of the virtual machine, setup time
Stamp and configuration parameter form configuration data packet, are sent to host；
The predetermined encryption of encryption identification and each virtual machine in data packet is identified and is carried out for parsing configuration data packet by host
Matching, after matching, stabs according to setup time, configures to target virtual machine, then configuration result and configuration are completed timestamp
Back to management server.
6. a kind of online modification virtual machine internal configuration method, which is characterized in that method includes:
Management server obtains virtual machine internal configuration parameter, forms configuration data packet, configuration data packet is sent to host；
Host receives and parses through configuration data packet, parses corresponding configuration parameter, configures to target virtual machine；
Configuration result is returned to management server by host.
7. online modification virtual machine internal configuration method according to claim 6, which is characterized in that
Host configures multi-threading correspondence, and each virtual machine passes through individual thread and main-machine communication.
8. online modification virtual machine internal configuration method according to claim 6 or 7, which is characterized in that
Keyword in management server preset configuration parameter
Preset keyword is sent to host；
Configuration data packet is sent to host by management server；
Aster Resolution configuration data packet, and parse the keyword in configuration parameter and its with parameter value corresponding to keyword；
The unit to be configured that virtual machine to be configured is transferred according to keyword, by parameter value corresponding to the keyword be configured to it is described to
In configuration unit, current-configuration process is completed.
9. online modification virtual machine internal configuration method according to claim 7, which is characterized in that
Each virtual machine poll serial port module is received according to preset rule of communication and is triggered when discovery has triggering information to receive
Information, and to host response answer signal；
Host sends order and parameter to be configured to virtual machine based on answer signal is replied.
10. online modification virtual machine internal configuration method according to claim 6 or 7, which is characterized in that method includes:
The unique encryption identification of each virtual machine is respectively configured in management server, and is sent to corresponding virtual machine by host；
Management server obtains virtual machine internal configuration parameter, by the corresponding encryption identification of the virtual machine, setup time stamp and
Configuration parameter forms configuration data packet, is sent to host；
Aster Resolution configuration data packet, by the predetermined encryption mark progress of the encryption identification and each virtual machine in data packet
Match, after matching, stabbed according to setup time, target virtual machine is configured, then configuration result and configuration are completed timestamp and returned
Return to management server.
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| Publication number | Publication date |
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| CN109933411B (en) | 2021-03-30 |
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