CN108390956A - A kind of method and system for virtual machine configuration internet protocol address - Google Patents
A kind of method and system for virtual machine configuration internet protocol address Download PDFInfo
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- CN108390956A CN108390956A CN201810535479.7A CN201810535479A CN108390956A CN 108390956 A CN108390956 A CN 108390956A CN 201810535479 A CN201810535479 A CN 201810535479A CN 108390956 A CN108390956 A CN 108390956A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
- H04L61/5014—Internet protocol [IP] addresses using dynamic host configuration protocol [DHCP] or bootstrap protocol [BOOTP]
Abstract
The embodiment of the invention discloses a kind of method and system for virtual machine configuration internet protocol address, this method includes：When importing cluster in an operating system, is disposed on each host of the network node of operating system in the cluster and start dynamic host configuration server DHCP SERVER；It is the one or more virtual machine configuration IP address created in each host by the DHCP SERVER on each host.By the example scheme, the configuration of the IP address of virtual machine in different segment host is realized.
Description
Technical field
The present embodiments relate to cloud computing technology, espespecially a kind of method for virtual machine configuration internet protocol address
And system.
Background technology
With the development of Information technology, cloud computing gradually becomes the Hot spots for development of industry, the cloud meter of domestic and international all big enterprises
Service platform is calculated to also begin to put into science, education, culture, health, government, high-performance calculation, e-commerce, Internet of Things one after another
Etc. multiple fields used.
One big important feature of cloud computing is that will be distributed over the service in the data center of various regions by network technology
Device, storage, the network equipment gather collaborative work by management software, and common externally provide calculates and the services such as storage.It carries
The part for being most crucial in operating system OS for calculating the virtual machine serviced, can run web station system, the management system of user,
Service etc. is externally provided.So each virtual machine is required for configuring internet Protocol IP address that could externally provide service, at present
There are two types of the modes for configuring IP address, and it is specified (static configuration) that one is static state：It is carried out by logging in Virtual Machine Manager console
Manual configuration；Another passes through DHCP (Dynamic Host Configuration Protocol, dynamic host configuration association
View) server carrys out dynamic configuration IP address.First way can be considered in the case where management virtual machine quantity is fewer, but
It is if virtual machine quantity is hundreds and thousands of, being managed by way of static configuration can be extremely complex.The second way is fully automated
Configuration, time saving and energy saving, configuration is simple.
Since the principle of the mode configuration of IP of DHCP is that virtual machine initiates DHCP request, DHCP SERVER in LAN
Configuration of IP after (i.e. Dynamic Host Configuration Protocol server or dynamic host configuration server) respond request includes at present in cloud management platform
The Openstack to increase income can not achieve the DHCP configuration of IP of cross-network segment, and reason is very simple, and management platform can manage multiple bottoms
The host of layer, it is also likely to be in the different network segments, after scheduling virtual machine not that the host of bottom, which may be different virtualization,
It can guarantee that the DHCP request of initiation reaches DHCP SERVER.
Invention content
In order to solve the above-mentioned technical problem, an embodiment of the present invention provides a kind of method for virtual machine configuration IP address and
System can realize the configuration of the IP address of virtual machine in different segment host.
It is virtual machine configuration Internet protocol an embodiment of the present invention provides one kind to reach purpose of the embodiment of the present invention
The method of IP address, this method may include：
When importing cluster in an operating system, disposed simultaneously on each host of the network node of operating system in the cluster
Start dynamic host configuration server DHCP SERVER；
It is the one or more virtual machine configurations created in each host by the DHCP SERVER on each host
IP address.
Optionally, it is the one or more void created in each host by the DHCP SERVER on each host
Quasi- machine configures IP address：
When the calculate node of operating system creates virtual machine in each host, the network node of call operation system
Interface so that network node creates bottom port port on virtual switch, and the virtual machine of bottom port and establishment is tied up
It is fixed；
Network node generates the random addresses media access control mac, by preset algorithm from the net for virtual machine creating
A not used IP address is selected in the corresponding network information of network, and the addresses mac and IP address are bound, and passes through order
The addresses mac mutually bound and IP address are configured in the DHCP SERVER disposed in host；
After restarting the network of network interface card or virtual machine of virtual machine, virtual machine, virtual machine can send dynamic host configuration
DHCP request, the DHCP SERVER disposed in host are replied after receiving DHCP request, after virtual machine receives the reply from
The dynamic upper IP address of configuration.
Optionally, this method can also include：By the configuration information of DHCP SERVER, the addresses mac, the IP address, with
And it is maintained in preset database for the corresponding network information of network of virtual machine creating.
Optionally, which includes：IP address range, gateway information, domain name system DNS information and virtual LAN
Vlan information；
Wherein, the IP address that network node is selected is included in the IP address range.
Optionally, this method can also include：When DHCP SERVER occur abnormal, preserved by calling in database
The configuration information of DHCP SERVER DHCP SERVER are restored.
Optionally, this method can also include：It is disposed using the dynamic host configuration tool dnsmasq to increase income described
DHCP SERVER。
In order to reach purpose of the embodiment of the present invention, it is virtual machine configuration internet protocol that the embodiment of the present invention, which additionally provides a kind of,
The system for discussing IP address, the system may include：Deployment module and configuration module；
Deployment module when for importing cluster in an operating system, being disposed and being started on each host in the cluster
Dynamic host configuration server DHCP SERVER；
Configuration module, for by the DHCP SERVER on each host be one created in each host or
Multiple virtual machine configuration IP address.
Optionally, configuration module is one created in each host by the DHCP SERVER on each host
Or multiple virtual machine configuration IP address include：
When creating virtual machine in each host, bottom port port is created on virtual switch, and by bottom
Port and the virtual machine of establishment are bound；
The random addresses media access control mac are generated, by preset algorithm from corresponding for the network of virtual machine creating
A not used IP address is selected in the network information, and the addresses mac and IP address are bound, it will be mutual by order
The addresses mac of binding and IP address are configured in the DHCP SERVER disposed in host；
After restarting the network of network interface card or virtual machine of virtual machine, virtual machine, virtual machine is made to send dynamic host configuration
DHCP request receives so that the DHCP SERVER disposed in the host are replied after receiving the DHCP request in virtual machine
The IP address is automatically configured after reply.
Optionally, which can also include memory module；
The memory module is used for the configuration information of DHCP SERVER, the addresses mac, the IP address, and is void
The corresponding network information of network that quasi- machine creates is maintained in preset database；
The network information includes：IP address range, gateway information, domain name system DNS information and virtual LAN VLAN information；
Wherein, the IP address that the network node is selected is included in the IP address range.
Optionally, which can also include：Recovery module；
Recovery module, for when DHCP SERVER occur abnormal, passing through the DHCP preserved in calling database
The configuration information of SERVER restores DHCP SERVER.
Optionally, deployment module is additionally operable to：DHCP is disposed using the dynamic host configuration tool dnsmasq to increase income
SERVER。
The embodiment of the present invention includes：When importing cluster in an operating system, the network node of operating system is in the cluster
It is disposed on each host and starts dynamic host configuration server DHCP SERVER；Pass through the DHCP on each host
SERVER is the one or more virtual machine configuration IP address created in each host.By the example scheme, realize
The configuration of the IP address of virtual machine in different segment host.
The other feature and advantage of the embodiment of the present invention will illustrate in the following description, also, partly from explanation
It becomes apparent in book, or is understood by implementing the embodiment of the present invention.The purpose of the embodiment of the present invention and other advantages
It can realize and obtain by specifically noted structure in specification, claims and attached drawing.
Description of the drawings
Attached drawing is used for providing further understanding technical solution of the embodiment of the present invention, and one of constitution instruction
Point, the technical solution together with embodiments herein for explaining the embodiment of the present invention is not constituted to the embodiment of the present invention
The limitation of technical solution.
Fig. 1 is the method flow diagram that the embodiment of the present invention is virtual machine configuration internet protocol address；
Fig. 2 is the method schematic diagram that the embodiment of the present invention is virtual machine configuration internet protocol address；
Fig. 3 is the block diagram of system that the embodiment of the present invention is virtual machine configuration internet protocol address.
Specific implementation mode
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing pair
The embodiment of the present invention is described in detail.It should be noted that in the absence of conflict, the embodiment in the application and reality
Applying the feature in example mutually can arbitrarily combine.
Step shown in the flowchart of the accompanying drawings can be in the computer system of such as a group of computer-executable instructions
It executes.Also, although logical order is shown in flow charts, and it in some cases, can be with suitable different from herein
Sequence executes shown or described step.
It is virtual machine configuration Internet protocol an embodiment of the present invention provides one kind to reach purpose of the embodiment of the present invention
The method of IP address, this method may include S101-S102：
S101, when importing cluster in an operating system, on each host of the network node of operating system in the cluster
It disposes and starts dynamic host configuration server DHCP SERVER；
S102, it is that the one or more that is created in each host is virtual by the DHCP SERVER on each host
Machine configures IP address.
In embodiments of the present invention, in traditional virtual machine configuration IP modes：The first configuration mode is manual configuration, i.e.,
Manual entry virtual machine console static state specifies IP address；Second of configuration mode is by DHCP SERVER come configuration of IP.The
A kind of configuration mode is complicated and cost is higher, and second of configuration mode, due to the configuration of IP by way of DHCP SERVER
Principle is that virtual machine initiates DHCP request in LAN, is realized after DHCP SERVER respond requests and automatically configures IP, existed at present
All can not achieve the DHCP configuration of IP of cross-network segment in cloud management platform, reason is very simple because management platform can manage it is multiple
The host of bottom, and the host of bottom may be different, it is also possible to same host is located in the different network segments, for difference
Host, DHCP SERVER are each equipped in each host due to not being in current scheme, moreover, in most of host
Will not configuration DHCP SERVER DHCP SERVER are not configured in host 2 if being configured with DHCP SERVER in host 1, when
It cannot be guaranteed that the DHCP request initiated reaches DHCP SERVER after scheduling virtual machine in host 2, at this time the void in the host 2
Quasi- machine cannot configure IP address；In addition, for the host in different segment, if after the host changes the network segment, the master
If DHCP SERVER are not configured in machine, virtual machine therein cannot also drain into IP address.For these problems, sea of clouds OS
Multiple step format DHCP SERVER functions are developed, i.e., dispose and start DHCP SERVER on each host in the cluster, are protected
It has demonstrate,proved and has successfully configured IP address for virtual machine, concrete configuration schematic diagram is as shown in Figure 2.
Optionally, it is the one or more void created in each host by the DHCP SERVER on each host
Quasi- machine configuration IP address may include step S201-S203：
Calculate node when creating virtual machine in each host of S201, operating system, the network of call operation system
The interface of node, so that network node creates bottom port port on virtual switch, and by the void of bottom port and establishment
Quasi- machine binding；
S202, network node generate the random addresses media access control mac, by preset algorithm from for virtual machine creating
The corresponding network information of network in select a not used IP address, and the addresses mac and IP address are bound, are passed through
The addresses mac mutually bound and IP address are configured in the DHCP SERVER disposed in host by order；
S203, after restarting the network of network interface card or virtual machine of virtual machine, virtual machine, virtual machine can send DynamicHost and match
DHCP request is set, the DHCP SERVER disposed in host are replied after receiving DHCP request, after virtual machine receives the reply
Automatically configure IP address.
In embodiments of the present invention, DHCP clothes can be realized by the function of calculate node and network node in sea of clouds
The startup and configuration of business.
In embodiments of the present invention, when importing cluster in operating system (such as cloud sea operating system OS), calculate node can
To call Network-Node Interface, so that network node disposes DHCP SERVER in the cluster, and start.When being created in sea of clouds
When building the network of virtual machine, the IP address range, gateway information, domain name of the virtual network can be safeguarded in the database of built in advance
System DNS information, virtual LAN VLAN information etc..When calculate node creates virtual machine, Network-Node Interface, network section are called
Point creates bottom port port on virtual switch, which binds virtual machine, and network node generates the random addresses mac,
The binding of not used IP address progress mac and ip in a network is selected by certain algorithm (can be preset algorithm),
And it is configured in the corresponding DHCP SERVER of above-mentioned network by order.The port is tied in virtual machine, is restarted virtual
After the network of machine, the network interface card of virtual machine or virtual machine, which can send DHCP request, and DHCP SERVER receive the DHCP
It is replied after request, virtual machine can mix IP address after receiving reply.Whole process terminates.
Optionally, this method can also include：By the configuration information of DHCP SERVER, the addresses mac, the IP address, with
And it is maintained in preset database for the corresponding network information of network of virtual machine creating.
In embodiments of the present invention, which is the data basis of preceding solution, saves DHCP
The information such as the configuration information of SERVER, the IP address of distribution, the addresses mac.Under due to unknowable, DHCP SERVER
May down fall and (go offline).Configuration information before DHCP SERVER down fall in order to prevent is lost, and needs that confidence will be matched
Breath carries out database purchase, while DHCP SERVER hang, to be carried out by the data stored in database extensive
It is multiple.
In embodiments of the present invention, configuration information is preserved in the database in DHCP operational process, can be supplied to
Basis implementation framework above-mentioned and recovery policy use.And all configuration informations can retain note in the database
Record facilitates management console to check and intervene.
Optionally, which includes：IP address range, gateway information, domain name system DNS information and virtual LAN
Vlan information；
Wherein, the IP address that network node is selected is included in the IP address range.
Optionally, this method can also include：When DHCP SERVER occur abnormal, preserved by calling in database
The configuration information of DHCP SERVER DHCP SERVER are restored.
In embodiments of the present invention, Restoration Mechanism can carry out DHCP SERVER extensive after DHCP SERVER exceptions
It is multiple, DHCP service can be restored, ensure that data are reliable and safety, guarantee DHCP SERVER can be worked normally.
In embodiments of the present invention, when unpredictable problem occurs, frame can restore data, ensure that business and
The consistency of data.
Optionally, this method can also include：It is disposed using the dynamic host configuration tool dnsmasq to increase income described
DHCP SERVER。
In embodiments of the present invention, the dnsmasq that increases income may be used to be DHCP SERVER, realize IP address
It dynamically distributes, realizes and use distributed DHCP service for virtual machine configuration IP functions, solve virtual machine in cloud platform and match
The problem of setting IP address.
In embodiments of the present invention, traditional IP address allocation plan is compared, the advantageous effect of the embodiment of the present invention can be with
Including：
1, configuration is simple.By the dnsmasq plug-in units increased income, the dynamic allocation of IP address are realized, configuration is simple, flexibly high
Effect；
2, across virtualization and data center.By creating the DHCP SERVER of corresponding network in different clusters, come real
Under existing different clusters the problem of virtual machine configuration IP address；
3, visual, management is convenient.All information of system can be stored into database, and can be looked at interface
It sees.When unpredictable problem occurs, SERVER can be restored according to the information of database purchase, ensure data
Securely and reliably.
In order to reach purpose of the embodiment of the present invention, it is virtual machine configuration internet protocol that the embodiment of the present invention, which additionally provides a kind of,
Discuss the system 1 of IP address, it should be noted that any embodiment in above-mentioned embodiment of the method is suitable for the system and implements
Example, this is no longer going to repeat them.As shown in figure 3, the system may include：Deployment module 11 and configuration module 12；
Deployment module 11 when for importing cluster in an operating system, being disposed and being opened on each host in the cluster
Dynamic dynamic host configuration server DHCP SERVER；
Configuration module 12, for being one created in each host by the DHCP SERVER on each host
Or multiple virtual machine configuration IP address.
Optionally, configuration module 12 is one created in each host by the DHCP SERVER on each host
A or multiple virtual machine configuration IP address include：
When creating virtual machine in each host, bottom port port is created on virtual switch, and by bottom
Port and the virtual machine of establishment are bound；
The random addresses media access control mac are generated, by preset algorithm from corresponding for the network of virtual machine creating
A not used IP address is selected in the network information, and the addresses mac and IP address are bound, it will be mutual by order
The addresses mac of binding and IP address are configured in the DHCP SERVER disposed in host；
After restarting the network of network interface card or virtual machine of virtual machine, virtual machine, virtual machine is made to send dynamic host configuration
DHCP request receives so that the DHCP SERVER disposed in the host are replied after receiving the DHCP request in virtual machine
The IP address is automatically configured after reply.
Optionally, which can also include memory module 13；
Memory module 13 is used for the configuration information of DHCP SERVER, the addresses mac, the IP address, and is virtual
The corresponding network information of network that machine creates is maintained in preset database；
The network information includes：IP address range, gateway information, domain name system DNS information and virtual LAN VLAN information；
Wherein, the IP address that the network node is selected is included in the IP address range.
Optionally, which can also include：Recovery module 14；
Recovery module 14, for when DHCP SERVER occur abnormal, passing through the DHCP preserved in calling database
The configuration information of SERVER restores DHCP SERVER.
Optionally, deployment module 11 is additionally operable to：DHCP is disposed using the dynamic host configuration tool dnsmasq to increase income
SERVER。
The embodiment of the present invention includes：When importing cluster in an operating system, the network node of operating system is in the cluster
It is disposed on each host and starts dynamic host configuration server DHCP SERVER；Pass through the DHCP on each host
SERVER is the one or more virtual machine configuration IP address created in each host.By the example scheme, realize
The configuration of the IP address of virtual machine in different segment host.
It will appreciated by the skilled person that whole or certain steps in method disclosed hereinabove, system, dress
Function module/unit in setting may be implemented as software, firmware, hardware and its combination appropriate.In hardware embodiment,
Division between the function 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 that 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 application-specific integrated circuit.Such software can be distributed in computer-readable
On medium, computer-readable medium may include computer storage media (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 instruction, data structure, program module or other data) any method or technique in the volatibility implemented and non-
Volatibility, removable and nonremovable medium.Computer storage media include but 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 instruction, 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 for virtual machine configuration internet protocol address, which is characterized in that the method includes：
When importing cluster in an operating system, each host top of the network node of the operating system in the cluster
It affixes one's name to and starts dynamic host configuration server DHCP SERVER；
It is the one or more virtual machine configurations created in each host by the DHCP SERVER on each host
IP address.
2. the method according to claim 1 for virtual machine configuration IP address, which is characterized in that described to pass through each master
The DHCP SERVER on machine are that the one or more virtual machine configuration IP address created in each host include：
When the calculate node of the operating system creates virtual machine in each host, the network section of the operating system is called
The interface of point so that the network node creates bottom port port on virtual switch, and by the bottom port and is created
The virtual machine binding built；
The network node generates the random addresses media access control mac, by preset algorithm from for the virtual machine creating
The corresponding network information of network in select a not used IP address, and the addresses mac and the IP address are carried out
The addresses mac mutually bound and the IP address are configured to the DHCP disposed in the host by binding by ordering
In SERVER；
After restarting the network of network interface card or the virtual machine of the virtual machine, the virtual machine, the virtual machine can send dynamic
State host configuration DHCP is asked, and the DHCP SERVER disposed in the host are replied after receiving the DHCP request, in institute
It states after virtual machine receives the reply and automatically configures the IP address.
3. the method according to claim 2 for virtual machine configuration IP address, which is characterized in that the method further includes：
By the configuration information of the DHCP SERVER, the addresses mac, the IP address, and for described in the virtual machine creating
The corresponding network information of network is maintained in preset database.
4. the method according to claim 3 for virtual machine configuration IP address, which is characterized in that the network information packet
It includes：IP address range, gateway information, domain name system DNS information and virtual LAN VLAN information；
Wherein, the IP address that the network node is selected is included in the IP address range.
5. the method according to claim 3 for virtual machine configuration IP address, which is characterized in that the method further includes：
When the DHCP SERVER occur abnormal, by calling the DHCP SERVER's preserved in the database to match confidence
Breath restores the DHCP SERVER.
6. the method according to claim 2 for virtual machine configuration IP address, which is characterized in that the method further includes：
The DHCP SERVER are disposed using the dynamic host configuration tool dnsmasq to increase income.
7. a kind of system for virtual machine configuration internet protocol address, which is characterized in that the system comprises：Deployment module
And configuration module；
The deployment module when for importing cluster in an operating system, is disposed simultaneously on each host in the cluster
Start dynamic host configuration server DHCP SERVER；
The configuration module, for being one created in each host by the DHCP SERVER on each host
A or multiple virtual machine configuration IP address.
8. the system according to claim 7 for virtual machine configuration IP address, which is characterized in that the configuration module passes through
The DHCP SERVER on each host are the one or more virtual machine configuration IP address packets created in each host
It includes：
When creating virtual machine in each host, bottom port port is created on virtual switch, and by the bottom
Port and the virtual machine of establishment are bound；
The random addresses media access control mac are generated, it is corresponding from the network for the virtual machine creating by preset algorithm
A not used IP address is selected in the network information, and the addresses mac and the IP address are bound, and passes through order
The addresses mac mutually bound and the IP address are configured in the DHCP SERVER disposed in the host；
After restarting the network of network interface card or the virtual machine of the virtual machine, the virtual machine, the virtual machine is set to send dynamic
State host configuration DHCP is asked, so that the DHCP SERVER disposed in the host are replied after receiving the DHCP request,
The upper IP address is automatically configured after the virtual machine receives the reply.
9. the system according to claim 8 for virtual machine configuration IP address, which is characterized in that the system also includes deposit
Store up module；
The memory module is used for the configuration information of the DHCP SERVER, the addresses mac, the IP address, and
It is maintained in preset database for the corresponding network information of the network of the virtual machine creating；
The network information includes：IP address range, gateway information, domain name system DNS information and virtual LAN VLAN information；
Wherein, the IP address that the network node is selected is included in the IP address range.
10. the system according to claim 9 for virtual machine configuration IP address, which is characterized in that the system also includes：
Recovery module；
The recovery module, for when the DHCP SERVER occur abnormal, passing through the institute preserved in the calling database
The configuration information for stating DHCP SERVER restores the DHCP SERVER.
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