CN106210052A - A kind of wide area electrical power services management method - Google Patents
A kind of wide area electrical power services management method Download PDFInfo
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- CN106210052A CN106210052A CN201610547606.6A CN201610547606A CN106210052A CN 106210052 A CN106210052 A CN 106210052A CN 201610547606 A CN201610547606 A CN 201610547606A CN 106210052 A CN106210052 A CN 106210052A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/53—Network services using third party service providers
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Abstract
A kind of wide area electrical power services management method, comprises the following steps: the ISP of step one scheduling institution is to local cloud service center registration service；The inquiry of step 2 strange land scheduling institution information on services and access；Step 3 strange land scheduling institution synchronizes its all of information on services to local scheduling mechanism.The present invention by cloud service center achieve the registration of wide-area services, position, access, the unified management method such as inquiry, improve different geographical, different stage scheduling institution information is mutual, the efficiency shared, promote the integrative coordinated disposing capacity of intelligent grid Dispatching Control System, thus improve stability and the safety of Operation of Electric Systems.
Description
Technical field
The present invention relates to communication of power system field, particularly relate to a kind of wide area electrical power services management method.
Background technology
Along with extra-high voltage alternating current-direct current electrical network is fast-developing, electrical network characteristic will be turned to overall control mould by region dominant pattern
Formula, the dispatching of power netwoks scope of business constantly expands, and the contact between scheduling institution is increasingly tight, and Dispatching Control System needs to solve extensively
Territory service sharing problem, and then realize integrative coordinated operation.The now issue of service in intelligent grid dispatching patcher, fixed
In the range of position and access act predominantly on single scheduling institution, it is impossible to effectively meet extensive wide-area services and access and mutual.
Intelligent grid Dispatching Control System accesses in extensive wide-area services and there is problems in that with mutual aspect now
(1) Data Share System is the most perfect.Although service bus provides part remotely in intelligent grid Dispatching Control System
Call, the information such as transregional data forwarding is through and Data Share System, but these mechanism are all aimed at specific application, do not have
It is provided with pushing in time and the general mechanism of coordination sharing of electric network data cross-system.
(2) shortage is unified, is serviced sharing mode efficiently.Intelligent grid Dispatching Control System is integrated with state estimation,
Numerous application module such as electrical network analysis, Load flow calculation, these modules are developed by different manufacturers, there is no unified number between current system
According to exchange and service access way, bring difficulty and inconvenience to the data interaction between system.
(3) unified management to wide-area services is lacked.Intelligent grid Dispatching Control System lacks wide-area services is issued
With the Explore of Unified Management Ideas accessed, it is impossible to obtain the application service information in wide scope, limit working in coordination with between dispatching patcher
Disposing capacity.Under current exclusive link mode, TCP connection occupies system substantial amounts of connection handle, CPU, internal memory, network etc.
Resource, has a strong impact on the stable operation of Agent.
Therefore, it is badly in need of a kind of unified management that wide-area services between different scheduling institution can be provided and access mechanism at present,
Realize Wide-area Measurement Information mutual and shared.
Summary of the invention
For solving above-mentioned technical problem, the present invention, by the way of underlying services registration, upper layer information synchronization, builds cloud clothes
Business center, provide for wide-area services register, position, access, the unified administrative mechanism such as inquiry, it is achieved wide-area services information complete
Office shares.
For achieving the above object, the present invention provides one to be capable of between zones of different scheduling institution to service
Registration, the wide area electrical power services management method inquired about and access.
A kind of wide area electrical power services management method, comprises the following steps:
Step one is registered by wide-area services, and the ISP of scheduling institution is to local cloud service center registration service；
Step 2 is when the service requester of local scheduling mechanism needs the service asking strange land scheduling institution, to local cloud clothes
Described information on services is inquired about at business center, it is judged that whether local cloud service center has the information on services in this region；
If described local cloud service center does not has corresponding information on services, then by the way of wide-area services accesses, local tune
The service requester of degree mechanism sends request message to local agent service, and local agent service is to described strange land scheduling institution
Agency service forwards request message, the agency service of described strange land scheduling institution forward request message to ISP, clothes
Business supplier sends service response message after receiving request message, and response message reversely returns according to request route, finally sends to
Service requester；
Step 3 is by the way of wide-area services synchronizes, in the IP address of inquiry described strange land, domain name center scheduling institution, and to
Described strange land scheduling institution sends inquiry information on services, and described strange land scheduling institution returns the information on services of request；Described strange land
It is same across scheduling institution that scheduling institution synchronizes the cloud service center between its all of information on services scheduling institution to local scheduling mechanism
Step service, local scheduling mechanism obtains service by local cloud service center.
Further, the registration of described wide-area services includes registration request module and location registration process module, registration request module
Obtaining information on services from business thread, report thread by service and report to location registration process module, location registration process module is used for
The registration of information on services and renewal.
Further, registration request module obtains the information of application service from business thread, including node name, state name,
Application name, Service name, balanced way, connection number, access number, report converging to location registration process module of thread cycle by service
Report；
The connection of location registration process module queued for log-on request, when registration request module sends service registration request, from thread pool
One idle thread of middle distribution, receives the information on services of registration；From local service chained list, search service to be registered, and judge
The service of this registration has existed, if existed, then updates the service registry time；If it does not exist, then will newly note
Volume service is inserted into service chaining gauge outfit, thus information on services is registered to cloud service center.
Further, described wide-area services accesses, and is obtained the information on services of request by cloud service center, including active and standby and
Two kinds of service access modes of load balancing,
Sending inquiry information on services to strange land scheduling institution and include Location Request, the cloud service center of strange land scheduling institution reads
Location Request, carries out the judgement of positioning strategy, it is judged that result is active/standby mode or load balancing mode,
Described active and standby access mode, searches the host node of service, it may be judged whether be applied main frame according to state name, application name,
If applied host machine does not exists, then obtain application standby host according to state, application, then judge whether the standby host that is applied, if it is determined that
Result is no, then return error message；If it is judged that for being to obtain service according to applied host machine node name and Service name；As
Really service host exists, and first obtains services host nodes name, then searches respective service further according to node name, and return this clothes
The information of business；
Described load balancing mode, finds the service met from service list, it is thus achieved that connects number and accesses the service that number is minimum,
Connect number and access the minimum identical use hash algorithm of number, return and connect number and access the information on services that number is minimum.
Further, described wide-area services synchronizes to include synchronization request module and synchronous processing module, carries out service-seeking
With synchronize process,
When there being strange land to access local service, synchronization request module is distributed an idle thread from thread pool, is processed described clothes
Business, and the IP address of described strange land scheduling institution is inquired about to domain name center, from retaining zone chained list, search whether this region deposits
, if it is present the time of update area；If it does not exist, then area information is inserted into retaining zone linked list head, synchronization zone
In store in the chained list of territory need to synchronize the local service information area information to other regions, synchronizing thread is periodically to synchronization zone
Territory chained list synchronizes the information on services of one's respective area successively, carries out the synchronization of information on services.
Further, when described synchronization request processing module listens to synchronization service request, from thread pool, distribute one
Idle thread processes synchronization request；From regional service list, search whether this retaining zone exists, if existing, update area
In information on services；If not existing, then the information on services in this region is inserted in regional service list, when in zone list
Certain region exceedes the time specified and is the most again accessed, then the service in this region deleted from regional service list.
Use technique scheme, there is advantages that
First, the present invention by cloud service center achieve the registration of wide-area services, position, access, the unified management such as inquiry
Method, improves different geographical, different stage scheduling institution information is mutual, the efficiency shared, promotes intelligent grid scheduling controlling
System integration cooperative disposal ability, thus improve stability and the safety of Operation of Electric Systems.
Second, the present invention proposes and concentrates the wide area electrical power services management method combined with distribution, passes through underlying services
The mode that registration, upper layer information synchronize, builds wide-area services center, provide for wide-area services register, position, access, inquiry etc.
Unified administrative mechanism, it is achieved wide-area services information globally shared.
Accompanying drawing explanation
Fig. 1 is electrical power services management method flow chart of the present invention；
Fig. 2 is the flow chart of service registry of the present invention；
Fig. 3 is the flow chart of registration request module of the present invention；
Fig. 4 is the flow chart of registration request processing module of the present invention；
Fig. 5 is the flow chart that wide-area services of the present invention accesses；
Fig. 6 is the flow chart that wide-area services of the present invention synchronizes；
Fig. 7 is the flow chart of synchronization request module of the present invention；
Fig. 8 is the flow chart of synchronization request processing module of the present invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and embodiment, right
The present invention is further elaborated.Should be appreciated that structure chart described herein and specific embodiment are only in order to explain this
Invention, is not intended to limit the present invention.
Embodiment 1
The invention provides a kind of wide area electrical power services management method, Fig. 1 is electrical power services management method flow chart of the present invention, as
Shown in Fig. 1, comprise the following steps:
Step one is registered by wide-area services, and the ISP of scheduling institution is to local cloud service center registration service；
Step 2 is when the service requester of local scheduling mechanism needs the service asking strange land scheduling institution, to local cloud clothes
Described information on services is inquired about at business center, it is judged that whether local cloud service center has the information on services in this region；
If described local cloud service center does not has corresponding information on services, then by the way of wide-area services accesses, local tune
The service requester of degree mechanism sends request message to local agent service, and local agent service is to described strange land scheduling institution
Agency service forwards request message, the agency service of described strange land scheduling institution forward request message to ISP, clothes
Business supplier sends response message after receiving forwarding request message, and response message reversely returns according to request route, finally sends to
Service requester；
Step 3 is by the way of wide-area services synchronizes, in the IP address of inquiry described strange land, domain name center scheduling institution, and to
Described strange land scheduling institution sends inquiry information on services, and described strange land scheduling institution returns the information on services of request；Strange land is dispatched
The ISP of mechanism carries out service registry to local cloud service center, and the cloud service center between scheduling institution is across scheduling institution
Synchronous service, local scheduling mechanism obtains service by local cloud service center.Wherein, cloud service center: wide-area services is entered
Row unified management, including registering, delete, position and the function such as inquiry；
Wherein, ISP: to the service of cloud management center registration oneself, and the service to self asks to respond；
Service requester: utilize cloud service center search needed for service and it is called；
Service broker: for forwarding the request message between scheduling institution and response message；
Domain name center: for inquiry of the domain name and the management of registration.
Embodiment 2
Wide-area services is registered
Fig. 2 is service registry flow chart, as in figure 2 it is shown, according to the functional characteristic of applied business in power dispatch data network, permissible
The registration of service is divided into active/standby mode and load balancing mode.Both logon modes are reporting clothes to local cloud service center
During business information, it is distinguish between by label.The application service unification of registration is managed by cloud service center, only application is taken
Business is registered to cloud management center could realize discovery and the access of service.Wide-area services registers with main registration request module and note
Volume processing module.
Registration request module obtains the information of application service from business thread, including node name, state name, application name, clothes
Business name, balanced way, connection number, access number etc., then report reporting to location registration process module of thread cycle by service.
The idiographic flow of registration request is, as it is shown on figure 3, obtain number and the position of cloud service center, creates cloud service
The array at center, the service of initialization connects array, it may be judged whether has built up request, if it is judged that be yes, then sends clothes
Business information；If it is judged that be no, set up and connect, retransmit information on services.It is transmitted successfully judging, if it is determined that knot
Fruit is no, disconnects, returns initialized step；If it is judged that be yes, carry out whether cloud service center transmission completes
Judgement.Cloud service center sends and is judged as NO, and returns initialized step；Judged result is yes, and dormancy 5 seconds, at the beginning of return
Beginningization.
The connection of registration request processing module queued for log-on request, when asking Registering modules to send registration request, will be from
Thread pool distributes an idle thread, receives the information on services of registration；Service to be registered is searched from local service chained list,
And judge that the service of this registration has existed, if existed, then update the service registry time；If it does not exist, then
New registration service is inserted into service chaining gauge outfit.
As shown in Figure 4, registration request is monitored then for idiographic flow, it may be judged whether available free thread, it is judged that result is yes,
Then one thread of distribution carries out task distribution；If it is judged that be no, then create after thread distributed tasks again.Read registration clothes
Business information, it is thus achieved that service chained list, it is judged that whether registration service exists, if it is judged that for being the registration service time that then updates；
If it is judged that be no, insert service chaining gauge outfit, send all services in this territory.Thread is discharged to thread pool.
Embodiment 3
Wide-area services accesses
As it is shown in figure 5, the access critical of wide-area services is discovery and the inquiry of service, can obtain to ask by cloud service center
The information on services asked.According to the mode of wide-area services registration, there are active and standby and two kinds of service access modes of load balancing.
(1) active/standby mode
Search the host node of application according to state name, application name, if applied host machine does not exists, search application standby host, if should
Do not exist with standby host, the most directly return error message；If applied host machine exists, first obtain applied host machine node name, then
Search respective service further according to node name, and return the information of this service；
(2) load balancing mode
When client uses load balancing mode to cloud service center inquiry service, return is connected number and visit by cloud service center
Ask several minimum information on services.
Idiographic flow is, reads Location Request, it is judged that positioning strategy, if it is judged that be main formula formula, according to state, answers
With obtaining applied host machine, enter the judgement of the main frame that judges whether to be applied, if it is judged that be yes, then according to applied host machine
Node name and Service name obtain service, finally return that location services information；If it is judged that be no, obtain according to state, application
Application standby host, enters the judgement of the standby host that whether is applied, and result is no, restoring to normal position failure information, if result is yes, and root
Service, restoring to normal position information on services is obtained according to applied host machine node name and Service name.
If the judged result of positioning strategy is load balancing mode, then from service list, searches the service met, obtain
Take and connect the service that number is minimum with accessing number, connect number and access the number identical hash algorithm of minimum, finally return that positioning service
Information.
Embodiment 4
Wide-area services synchronizes
In conjunction with the present situation of Electric Power Dispatching Data Network, propose to concentrate the information layered manager of wide-area services combined with distribution
Method, the wide area realizing information on services by the way of underlying services registration, upper layer information synchronization is shared.For in scheduling institution
Service and report service to local cloud service center, be have accessed by other region and just synchronize all of information on services in one's respective area, reduce
The flow of network in dispatch data net.
As shown in Figure 6, wide-area services synchronize include synchronization request module and synchronous processing module, carry out service-seeking and with
The process of step.
Wherein, synchronization request module is as it is shown in fig. 7, when there being other regions to access service, synchronization request module will be from line
Cheng Chizhong distributes an idle thread, processes service business；And the IP address in this region is inquired about to domain name center；From retaining zone
Chained list being searched, whether this region exists, if it is present the time of update area；If it does not exist, then area information inserts
To retaining zone linked list head.In store in retaining zone chained list need to synchronize the local service information area information to other regions.
Synchronizing thread periodically synchronizes the information on services of one's respective area successively to retaining zone chained list.If within a specified time this region
The most again it is accessed from retaining zone chained list, then deletes this region.
Concretely comprise the following steps, after monitoring the access in other regions of arriving, it may be judged whether available free thread, it is judged that result is yes,
A thread is then selected to carry out task distribution；Judged result is otherwise to create after thread, carries out task distribution.Obtain from domain name center
Take IP address, connect specified domain, it is thus achieved that local service chained list, send all of information on services of local domain, it may be judged whether send into
Merit, if it is judged that be otherwise return connect specified domain, if it is decided that result for be then discharge thread to thread pool.
Synchronization request processing module is when there being the synchronization service request in other regions, and as shown in Figure 8, synchronization request processes mould
Block distributes an idle thread from thread pool and processes synchronization request；From regional service list, search whether this retaining zone deposits
, the information on services if existing, in update area；If not existing, then the information on services in this region is inserted into regional service row
In table.The most again it is accessed, then by the service in this region from district when certain region in zone list exceedes the time specified
Territory service list is deleted.
Embodiment described above only have expressed embodiments of the present invention, and it describes more concrete and detailed, but can not
Therefore the restriction to the scope of the claims of the present invention it is interpreted as.It should be pointed out that, for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into the protection model of the present invention
Enclose.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (6)
1. a wide area electrical power services management method, it is characterised in that comprise the following steps:
Step one is registered by wide-area services, and the ISP of scheduling institution is to local cloud service center registration service；
Step 2 is when the service requester of local scheduling mechanism needs the service asking strange land scheduling institution, to local cloud clothes
Described information on services is inquired about at business center, it is judged that whether local cloud service center has the information on services in this region；
If described local cloud service center does not has corresponding information on services, then by the way of wide-area services accesses, local tune
The service requester of degree mechanism sends request message to local agent service, and local agent service is to described strange land scheduling institution
Agency service forwards request message, the agency service of described strange land scheduling institution forward request message to ISP, clothes
Business supplier sends response message after receiving forwarding request message, and response message reversely returns according to request route, finally sends to
Service requester；
Step 3 is by the way of wide-area services synchronizes, in the IP address of inquiry described strange land, domain name center scheduling institution, and to
Described strange land scheduling institution sends inquiry information on services, and described strange land scheduling institution returns the information on services of request；Described strange land
Scheduling institution synchronizes its all of information on services to local scheduling mechanism, and the cloud service center between scheduling institution is same across scheduling institution
Step service, local scheduling mechanism obtains service by local cloud service center.
Wide area electrical power services management method the most according to claim 1, it is characterised in that the registration of described wide-area services includes
Registration request module and location registration process module, registration request module is obtained information on services from business thread, is reported by service
Thread is reported to location registration process module, and location registration process module is used for registration and the renewal of information on services.
Wide area electrical power services management method the most according to claim 2, it is characterised in that registration request module is from service line
Journey obtains the information of application service, including node name, state name, application name, Service name, balanced way, connection number, accesses number,
Reporting to location registration process module of thread cycle is reported by service；
The connection of location registration process module queued for log-on request, when registration request module sends service registration request, from thread pool
One idle thread of middle distribution, receives the information on services of registration；From local service chained list, search service to be registered, and judge
The service of this registration has existed, if existed, then updates the service registry time；If it does not exist, then will newly note
Volume service is inserted into service chaining gauge outfit, thus information on services is registered to cloud service center.
Wide area electrical power services management method the most according to claim 1, it is characterised in that described wide-area services accesses, logical
Cross cloud service center and obtain the information on services of request, including active and standby and two kinds of service access modes of load balancing,
Sending inquiry information on services to strange land scheduling institution and include Location Request, the cloud service center of strange land scheduling institution reads
Location Request, carries out the judgement of positioning strategy, it is judged that result is active/standby mode or load balancing mode,
Described active and standby access mode, searches the host node of service, it may be judged whether be applied main frame according to state name, application name,
If applied host machine does not exists, then obtain application standby host according to state, application, then judge whether the standby host that is applied, if it is determined that
Result is no, then return error message；If it is judged that for being to obtain service according to applied host machine node name and Service name；As
Really service host exists, and first obtains services host nodes name, then searches respective service further according to node name, and return this clothes
The information of business；
Described load balancing mode, finds the service met from service list, it is thus achieved that connects number and accesses the service that number is minimum,
Connect number and access minimum identical use Hash (Hash) algorithm of number, return and connect number and access the information on services that number is minimum.
Wide area electrical power services management method the most according to claim 1, it is characterised in that described wide-area services synchronizes to include
Synchronization request module and synchronous processing module, carry out the process of service-seeking and synchronization,
When there being strange land to access local service, synchronization request module is distributed an idle thread from thread pool, is processed described clothes
Business, and the IP address of described strange land scheduling institution is inquired about to domain name center, from retaining zone chained list, search whether this region deposits
, if it is present the time of update area；If it does not exist, then area information is inserted into retaining zone linked list head, synchronization zone
In store in the chained list of territory need to synchronize the local service information area information to other regions, synchronizing thread is periodically to synchronization zone
Territory chained list synchronizes the information on services of one's respective area successively, carries out the synchronization of information on services.
Wide area electrical power services management method the most according to claim 5, it is characterised in that described synchronization request processing module
When listening to synchronization service request, from thread pool, distribute an idle thread process synchronization request；From regional service list
Search whether this retaining zone exists, if existing, the information on services in update area；If not existing, then by the service in this region
Information is inserted in regional service list, is the most again accessed when certain region in zone list exceedes the time specified,
Then the service in this region is deleted from regional service list.
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