CN102984214A - Method and device which are capable of achieving telecom cloud business migration - Google Patents
Method and device which are capable of achieving telecom cloud business migration Download PDFInfo
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Abstract
The invention relates to a method capable of achieving telecom cloud business migration, wherein a telecom cloud device comprises a software as a service (SaaS), a platform as a service (PaaS), and an infrastructure as a service (IaaS). The method capable of achieving telecom cloud business migration includes that when resource state is detected as abnormal, an abnormal state notification message is sent to the PaaS or the SaaS, and the identification of a virtual machine (VM) with state abnormal is carried in the abnormal state notification message; and business migration operation is executed by the PaaS or the SaaS after businesses corresponding to the VM with the state abnormal are determined by the PaaS or the SaaS according to the identification. Accordingly, the invention further provides a device for business migration, the problem that the state of the VM is incapable of being detected timely is solved, and the timeliness of fault detection is improved.
Description
Technical field
The embodiment of the invention relates to IT field, relates in particular to a kind of method and device of realizing business migration in the telecommunications cloud.
Background technology
The cloud computing framework has defined three layers model, is respectively: software is namely served (Sof tware a s aServ i ce, SaaS), offers user application with service form; Platform is namely served (Pl a t form a sa Serv i ce, PaaS), and infrastructure service, application platform, operation platform are provided.Provide development and testing environment, base application and assembly, code administration with service form to the developer, allow them can utilize this platform to develop, dispose and manage the SaaS application program; Infrastructure is namely served (Infra s t ruc ture a sa Service, IaaS), provide data center, infrastructure (server, storage, network environment), basic software (operating system, database, virtualization software etc.) with service form.
Based on above-mentioned model, telecom equipment provider is also released the telecommunications cloud solution of oneself separately.The telecommunications application itself has high availability (High availability, the HA) ability of oneself, as generally adopting the redundancy models such as N+M, N-WAY, can fast and effeciently carry out business migration or Fault Isolation.
Thermophoresis is complete the preserving of running status with whole virtual machine, can quickly recover on original hardware platform or even the different hardware platforms simultaneously.After the recovery, virtual machine is smoothness run still, user's unaware.But the thermophoresis technology is used in migration telecommunications and is also had many problems, and for example telecommunications is used because traffic load is heavier, and the internal memory Modification Frequency is high, and it is very high that migration copies the Time Bandwidth requirement, causes satisfying the condition of fast quick-recovery.Namely can only realize cold migration.The cold migration virtual machine of IaaS method namely is that former virtual machine is stopped, and then on new physical hardware, restarts this virtual machine image.
In the prior art, the existing business migration of telecommunications mysorethorn is the running status of regularly inquiring about virtual machine instance by PaaS or SaaS, if it is unusual to inquire virtual machine state, then carries out business migration by the mode of cold migration.But, in the prior art, obtain the frequency of dependence inquiry of virtual machine state and the frequency of response, usually want just can go out to detect unusual virtual machine after a period of time, that is, the mechanism that prior art can't provide timely detection virtual machine state unusually to go forward side by side industry affair migration, and, prior art can't detect by the virtual machine sub-health states such as EMS memory error too high to hardware temperatures and many bits, can't move and Fault Isolation by finishing service when this sub-health state.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of method and device of realizing business migration in the telecommunications cloud, has solved the problem that prior art can't in time detect virtual machine state, has improved the promptness of fault detect.
First aspect, the embodiment of the invention provide a kind of method that realizes business migration in the telecommunications cloud, and wherein, telecommunications cloud device comprises that software serves namely that SaaS, platform are namely served Paa S and infrastructure is namely served IaaS, comprising:
Detect resource status when unusual, send the abnormal state notification message to PaaS or SaaS, the sign of the unusual virtual machine VM of carrier state in the described abnormal state notification message;
Described Paa S or described Saa S judge business corresponding to the VM of described abnormal state according to described sign after, carry out the business migration operation.
In the possible implementation of the first of first aspect, described to detect resource status unusual, further comprises:
I aaS detects described resource status in real time, or described I aa S detects described resource status within the default time period.
Be combined in the possible implementation of the first of first aspect or first aspect, in the possible implementation of the second, described detect resource status unusual before, also comprise:
Receive the business migration pretreatment time that PaaS or Saa S send, so that detecting resource status when unusual, through the laggard industry affair of described pretreatment time migration operation.
Second aspect, the embodiment of the invention provide a kind of realization telecommunications cloud device, comprise that software serves namely that Saa S, platform are namely served PaaS and infrastructure is namely served I aa S, and described I aa S comprises detecting unit, transmitting element and migration units, wherein,
Described detecting unit, unusual for detection of resource status;
Described transmitting element be used for to send the abnormal state notification message to Paa S or Saa S, the sign of the unusual virtual machine VM of carrier state in the described abnormal state notification message;
Described migration units is used for carrying out the business migration operation described PaaS or described Saa S judge business corresponding to the VM of described abnormal state according to described sign after.
In the possible implementation of the first of second aspect, described detecting unit also is used for detecting in real time described resource status, or detects described resource status within the default time period.
Be combined in the possible implementation of the first of second aspect or second aspect, in the possible implementation of the second, described device also comprises:
Receiving element be used for to receive the business migration pretreatment time that Paa S or SaaS send, so that detecting resource status when unusual, through carrying out the business migration operation by described migration units behind the described pretreatment time.
Method, the Apparatus and system of business migration in the realization telecommunications cloud that the embodiment of the invention provides, it is unusual to detect resource status, send a notification message to PaaS or SaaS, and Paa S or Saa S judge business corresponding to the VM of described abnormal state according to described sign after, carry out the business migration operation.Solve the problem that can't in time detect virtual machine state, improved the promptness of fault detect.
Description of drawings
Fig. 1 is the Organization Chart of embodiment of the invention applied environment;
Fig. 2 is the flow chart of the embodiment of the invention 1;
Fig. 3 is the flow chart in the embodiment of the invention 2;
Fig. 4 is the flow chart in the embodiment of the invention 3;
Fig. 5 is the installation composition figure in the embodiment of the invention 4;
Fig. 6 is the device hardware structure figure in the embodiment of the invention 4.
Embodiment
Fig. 1 is the applied environment Organization Chart of the embodiment of the invention, and the applied environment of the embodiment of the invention is the cloud framework, comprising: software is namely served (Software a s a Service, SaaS), offers user application with service form; Platform is namely served (Pl a t form a s a Serv i ce, PaaS), and infrastructure service, application platform, operation platform are provided.Provide development and testing environment, base application and assembly, code administration with service form to the developer, allow them can utilize this platform to develop, dispose and manage the SaaS application program; Infrastructure is namely served (Infra s tructure a s a Service, IaaS), provide data center, infrastructure (server, storage, network environment), basic software (operating system, database, virtualization software etc.) with service form.In all embodiment of the present invention, IaaS and PaaS carry out relevant with the virtual machine running status mutual.APP1 and APP2 are respectively two service application relevant with telecommunications above the SaaS, referred to as business.Can find out that APP1 and APP2 need to provide high availability service, and the redundancy model of APP1 can be N+M, or N-Way, or load sharing.
The method that the invention described above embodiment discloses can central processing unit in, in other words by central processing unit to realize.Central processing unit may be a kind of integrated circuit (IC) chip, has the disposal ability of signal.In implementation procedure, each step of said method can be finished by the integrated logic circuit of the hardware in the central processing unit or the instruction of software form.Be used for carrying out the method that the embodiment of the invention discloses, above-mentioned central processing unit can be general processor, digital signal processor (DSP), application-specific integrated circuit (ASIC) (AS I C), ready-made programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic device, discrete hardware components.Can realize or carry out disclosed each method, step and logic diagram in the embodiment of the invention.General processor can be that microprocessor or this processor also can be the processors of any routine etc.Step in conjunction with the disclosed method of the embodiment of the invention can be presented as directly that hardware processor is complete, and is perhaps complete with the hardware in the processor and software module combination.Software module can be positioned at random asccess memory, and flash memory, read-only memory are in the storage medium of this area maturations such as programmable read only memory or electrically erasable programmable memory, register.This storage medium is positioned at memory, and the information in the central processing unit read memory is finished the step of said method in conjunction with its hardware.
Embodiment one:
As shown in Figure 2, it is as follows to carry out the flow process of business migration in the embodiment of the invention:
S101, detect resource status when unusual, send the abnormal state notification message to PaaS or SaaS, the sign of the unusual virtual machine VM of carrier state in the described notification message;
Resource status comprises the abnormal conditions of the states such as the too high and internal memory multi-bit errors of hardware temperatures unusually.
IaaS detects resource status, can be real-time detection, also can be to detect this resource status within a period of time that presets.
Before detecting, I aa S also receives the business migration pretreatment time that Paa S or SaaS send, so that I aaS is detecting resource status when unusual, through the laggard industry affair of described pretreatment time migration operation.
Perhaps, IaaS does not need to receive the business migration pretreatment time, but sends the business migration notification message by PaaS or SaaS after business corresponding to the VM that judges described abnormal state, and notice I aa S carries out business migration.
S102, described PaaS or described SaaS judge business corresponding to the VM of described abnormal state according to described sign after, carry out the business migration operation.
Described business migration comprises that business heavily distributes, or business switches, or the cold migration of virtual machine.Wherein, business heavily distributes and business is switched and can be finished by SaaS, and the cold migration of virtual machine can be finished by I aa S.
The method that the embodiment of the invention provides, it is unusual to detect resource status, sends a notification message to Paa S or SaaS, and PaaS or Saa S judge business corresponding to the VM of described abnormal state according to described sign after, carries out the business migration operation.Solve the problem that can't in time detect virtual machine state, improved the promptness of fault detect.
Embodiment two:
Fig. 3 is the flow chart of the embodiment of the invention, and as shown in Figure 3, embodiment of the invention flow process is as follows:
S201, that I aaS detects resource status is unusual;
I aa S can the Real-Time Monitoring resource status, also can detect this resource status within a period of time that presets.The resource status abnormal conditions can be the system crashes of hardware fault or operation virtual machine, also can be that hardware temperatures is too high, can also be the internal memory multi-bit errors.Here the latter two can be called sub-health state, namely also not break down, but untimelyly carry out Fault Isolation and business migration then will inevitably break down.And in the heartbeat detection fault mechanism of prior art, can't detect sub-health state, therefore, the embodiment of the invention can improve the precision of detection, improves the stability of telecommunications cloud operation.
S202, transmission abnormal state notification message are to PaaS;
IaaS detect resource status unusual after, need to determine affected virtual machine, namely because hardware temperatures is crossed the virtual machine that high cause influence moves to this hardware.After determining, send the abnormal state notification message to PaaS, in the embodiment of the invention, its notification message format can be following form:
The sign of resource label=virtual machine (for example ID of virtual machine), notification type=pre-migration, trigger event type=hardware temperatures is too high.
Or in S202, I aaS also can not send this notification message to Paa S, but directly sends this notification message to SaaS, determines the corresponding business of affected virtual machine by Saa S, and this business heavily distributed or switches.
S203, Paa S determine the business of pending migration;
After Paa S received this notification message, the identity validation by virtual machine went out corresponding business, the business that corresponding business is namely moved on this virtual machine, and the business of this correspondence namely is the business of pending migration.The a plurality of business of operation on the common virtual machine, if then this virtual machine state is unusual, the business of moving on this virtual machine all needs migration.After PaaS determines, the abnormal state notification message after upgrading is sent to Saa S, carry the business that needs migration in the notification message after this renewal.
S204, SaaS carry out business and heavily distribute or switch;
For different professional redundancy types, the mode of service reconstruction comprises that business heavily distributes or switches.The N+M type for professional redundancy type, N=1 for example, during M=1, the type is 1 main frame, 1 standby host type, for this model, need to carry out professional switching, i.e. operation exchange on the active and standby machine; For the N-Way type, only have main frame to provide professional, there is not standby host, N represents the quantity of main frame, and carry out business and heavily distribute this moment, and the business that is about on a certain definite main frame redistributes on other module, plays the effect of isolated fault virtual machine.Here main frame and standby host refer to virtual machine, rather than physical entity.Need to prove that service reconstruction essence is business migration previous night.Business migration includes but not limited to that in embodiments of the present invention business heavily distributes, and business is switched and the cold migration of virtual machine.
S205, SaaS or PaaS send cold announcing removal message to IaaS;
SaaS carry out business heavily distribute or switch complete after, SaaS sends cold announcing removal message to IaaS, so that this IaaS carries out the cold migration of virtual machine.Also can be that SaaS sends cold announcing removal message to PaaS, be forwarded to I aaS by PaaS, or directly send cold announcing removal message to I aa S by Paa S.
S206, I aaS carry out cold migration.
The cold migration of virtual machine namely is that former virtual machine is stopped, and then on new physical hardware, restarts this virtual machine image.If have business to move on this virtual machine, the cold migration of this virtual machine also can be business migration.
The method of the business migration that the embodiment of the invention provides, it is unusual that I aaS detects resource status, send a notification message to PaaS or SaaS, and after heavily distributing or switch, the SaaS finishing service carries out cold migration operation, solve the problem that can't in time detect virtual machine state, improved the promptness of fault detect.
Embodiment three:
Fig. 4 is the flow chart of the embodiment of the invention, and as shown in Figure 4, embodiment of the invention flow process is as follows:
S301, Paa S will move pretreatment time and send to I aa S;
When PaaS applies for resources of virtual machine to IaaS, will move simultaneously pretreatment time and send to IaaS, purpose is after making IaaS that notification message is sent to PaaS, carries out cold migration through carrying out behind the migration pretreatment time.Its execution can be to finish by timer, and after namely sending a notification message, IaaS triggers this timer, and behind the migration pretreatment time, I aaS carries out cold migration with the resources of virtual machine of abnormal state.
The same S201-S204 of S302-S305;
S306, carry out cold migration voluntarily.
I aaS is behind the migration pretreatment time, and I aa S carries out cold migration with the resources of virtual machine of abnormal state.Its method is with the S206 of embodiment two.
The method of the business migration that the embodiment of the invention provides, I aa S receives after the migration pretreatment time of PaaS transmission, it is unusual to detect resource status, send a notification message to PaaS or SaaS, and after this migration pretreatment time, carry out cold migration operation, solve the problem that can't in time detect virtual machine state, improved the promptness of fault detect.
Embodiment four:
Fig. 5 is the composition structure chart of telecommunications cloud device, and as shown in Figure 5, device comprises that software namely serves
PaaS namely served by Saa S, platform and infrastructure is namely served I aa S, and described I aa S comprises detecting unit, transmitting element and migration units, wherein,
Described detecting unit 401, unusual for detection of resource status;
Resource status comprises the abnormal conditions of the states such as the too high and internal memory multi-bit errors of hardware temperatures unusually.
Detecting unit 401 detects resource status, can be real-time detection, also can be to detect this resource status within a period of time that presets.
Before detecting, the receiving element of IaaS also receives the business migration pretreatment time that PaaS or SaaS send, so that detecting unit 401 is detecting resource status when unusual, through the laggard industry affair of described pretreatment time migration operation.
Perhaps, the receiving element of IaaS does not need to receive the business migration pretreatment time, but after the transmission business migration notification message, notifies I aa S to carry out business migration by PaaS or Saa S after business corresponding to the VM that judges described abnormal state.
Described transmitting element 402 be used for to send the abnormal state notification message to PaaS or SaaS, the sign of the unusual virtual machine VM of carrier state in the described abnormal state notification message;
Described migration units 403 is used for carrying out the business migration operation described Paa S or described Saa S judge business corresponding to the VM of described abnormal state according to described sign after.
Described business migration comprises that business heavily distributes, or business switches, or the cold migration of virtual machine.Wherein, business heavily distributes and business is switched and can be finished by SaaS, and the cold migration of virtual machine can be finished by I aa S migration units 403.
Fig. 6 has described the hardware structure of the infrastructure management node that another embodiment of the present invention provides
Figure comprises at least one processor 501 (for example CPU), at least one network interface 502 or other communication interfaces, and memory 503, and at least one communication bus 504 are used for the connection communication between these devices of realization.Processor 501 is used for the executable module of execute store 403 storages, for example computer program.Memory 503 may comprise high-speed random access memory (RAM:Random Acce s s
Memory), also may also comprise non-unsettled memory (non-volatilememo ry), for example at least one magnetic disc store.Realize communication connection between this system gateway and at least one other network element by at least one network interface 502 (can be wired or wireless), can use the Internet, wide area network, local network, metropolitan area network etc.
In some embodiments, memory 503 has been stored program command, program command can be carried out by processor 501, wherein, program command comprises detecting unit 401, transmitting element 402 and migration units 403, wherein, the specific implementation of each unit is not repeated here referring to the corresponding units that Fig. 5 discloses.
The device that the embodiment of the invention provides, it is unusual that detecting unit detects resource status, transmitting element sends a notification message to PaaS or SaaS, and Paa S or Saa S judge business corresponding to the VM of described abnormal state according to described sign after, carries out the business migration operation by migration units.Solve the problem that can't in time detect virtual machine state, improved the promptness of fault detect.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize with hardware, or the firmware realization, or their compound mode realizes.When using software to realize, above-mentioned functions can be stored in the computer-readable medium or as one or more instructions or code on the computer-readable medium and transmit.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises any medium of being convenient to transmit from a place to another place computer program.Storage medium can be any usable medium that computer can access.As example but be not limited to: computer-readable medium can comprise RAM, ROM, EEPROM, CD-ROM or other optical disc storage, magnetic disk storage medium or other magnetic storage apparatus or can be used in the program code that carries or store the expectation with instruction or data structure form and can be by any other medium of computer access.In addition.Any connection can be suitable become computer-readable medium.For example, if software be use coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (DSL) or the wireless technology such as infrared ray, radio and microwave from the website, server or the transmission of other remote source, under coaxial cable, optical fiber cable, twisted-pair feeder, DSL or the wireless technology such as infrared ray, wireless and microwave are included in so in the photographic fixing of medium.As used in the present invention, dish (D i s k) and dish (di s c) comprise compression laser disc (CD), laser dish, laser disc, digital universal laser disc (DVD), floppy disk and Blu-ray Disc, the copy data of the common magnetic of its mid-game, dish then come the copy data of optics with laser.Top combination also should be included within the protection level of computer-readable medium.
In a word, the above is the preferred embodiment of technical solution of the present invention only, is not be used to limiting protection level of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection level of the present invention.
Claims (11)
1. method that realizes business migration in the telecommunications cloud, wherein, telecommunications cloud device comprises that software serves namely that Saa S, platform are namely served Paa S and infrastructure is namely served I aa S, it is characterized in that, comprising:
Detect resource status when unusual, send the abnormal state notification message to PaaS or SaaS, the sign of the unusual virtual machine VM of carrier state in the described abnormal state notification message;
Described Paa S or described SaaS judge business corresponding to the VM of described abnormal state according to described sign after, carry out the business migration operation.
2. method according to claim 1 is characterized in that, described to detect resource status unusual, further comprises:
IaaS detects described resource status in real time, or described IaaS detects described resource status within the default time period.
3. method according to claim 1 and 2 is characterized in that, described detect resource status unusual before, also comprise:
Receive the business migration pretreatment time that Paa S or Saa S send, so that detecting resource status when unusual, through the laggard industry affair of described pretreatment time migration operation.
4. method according to claim 1 and 2 is characterized in that, described execution business migration operation comprises:
Receive described Paa S or SaaS at the professional rear business migration notification message that sends corresponding to the VM that judges described abnormal state, trigger the operation of carrying out business migration.
5. according to claim 1 to 4 each described methods, it is characterized in that described abnormal state comprises the too high and internal memory multi-bit errors of hardware temperatures.
6. each described method is characterized in that according to claim 1-5, and described business migration comprises that business heavily distributes, or business switches, or the cold migration of virtual machine.
7. device of realizing business migration in the telecommunications cloud comprises that software serves namely that Saa S, platform are namely served PaaS and infrastructure is namely served IaaS, it is characterized in that described IaaS comprises detecting unit, transmitting element and migration units, wherein,
Described detecting unit, unusual for detection of resource status;
Described transmitting element be used for to send the abnormal state notification message to PaaS or SaaS, the sign of the unusual virtual machine VM of carrier state in the described abnormal state notification message;
Described migration units is used for carrying out the business migration operation described Paa S or described Saa S judge business corresponding to the VM of described abnormal state according to described sign after.
8. device according to claim 7 is characterized in that, described detecting unit also is used for detecting in real time described resource status, or detects described resource status within the default time period.
9. according to claim 7 or 8 described devices, it is characterized in that described device also comprises:
Receiving element be used for to receive the business migration pretreatment time that Paa S or Saa S send, so that detecting resource status when unusual, through carrying out the business migration operation by described migration units behind the described pretreatment time.
10. according to claim 7 or 8 described devices, it is characterized in that described device also comprises:
Receiving element is used for receiving described Paa S or Saa S at the professional rear business migration notification message that sends corresponding to the VM that judges described abnormal state, triggers the operation that described migration units is carried out business migration.
11. to 10 each described devices, it is characterized in that according to claim 7 described abnormal state comprises the too high and internal memory multi-bit errors of hardware temperatures.
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