CN104092746A - Operation and maintenance auditing system and network load balancing method used for system - Google Patents
Operation and maintenance auditing system and network load balancing method used for system Download PDFInfo
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Abstract
The invention provides an operation and maintenance auditing system which comprises multiple nodes. The nodes are connected through a high-speed Hub or the same router. All the nodes comprise load dispatching modules, data synchronization modules and node management modules. The load dispatching modules are used for distributing sessions and request data packets to all the nodes, wherein the sessions and the request data packets are sent by a client side, distributed connections are recorded, and the data packets are processed so that the data packets can smoothly reach an appointed bastion machine server and a background target server. The data synchronization modules are used for synchronizing load dispatching module state information, database information, data blocks in internal storage and Web service sessions. The node management modules are used for monitoring and managing all the nodes and ensuring that only one node provides an external interface service for the whole system. The invention further provides a network load balancing method used for the operation and maintenance auditing system. The availability rate is high, and service quality is high.
Description
Technical field
The present invention relates to a kind of O&M auditing system, also relate to a kind of network load balancing method being used in O&M auditing system.
Background technology
Along with the development of Internet technology and universal, all kinds of terminal equipments emerge in an endless stream, a large amount of terminal equipments such as PC, panel computer, smart mobile phone, cloud terminal etc. pour in electric power enterprise Intranet, how to ensure the safety of corporate intranet and effectively prevent that internal staff's illegal external connection behavior is undoubtedly a huge challenge for whole power industry.But the privately owned terminal access corporate intranet of increasing desktop terminal and diversification has become the inexorable trend of future development, therefore ensure that one of key of corporate intranet safety will monitor and record the process of O&M operation exactly effectively.
On existing O&M auditing system framework, it is substantially all the form of unit or two-node cluster hot backup.If to the unique entrance between server, auditing system at least will ensure high availability as client, not so Single Point of Faliure will bring very large hidden danger.And the mode of two-node cluster hot backup has just increased an equipment to a great extent simply, guarantee that system can also continue normal use in the time of original host fails.But standby host is in stand-by state within the overwhelming majority time, does not carry out Business Processing.So the availability factor of existing O&M auditing system framework is not high, and has potential safety hazard.
Summary of the invention
Goal of the invention: the object of the invention is to for the deficiencies in the prior art, provide a kind of availability factor high, safer O&M auditing system.
Technical scheme: the invention provides a kind of O&M auditing system, comprise multiple nodes, described multiple nodes are connected by high speed Hub or same router; Wherein, in described each node, include load dispatch module, data simultaneous module and node administration module; Described load dispatch module is distributed to each node for session, request data package that client is sent, the connection of having distributed is carried out to record, packet is processed so that packet can arrive smoothly and specified fort machine server and backstage destination server; Described data simultaneous module for carry out load dispatch module section state information synchronous, database information synchronous, internal memory critical data blocks synchronous and Web service session synchronization; Described node administration module is carried out monitoring management to each node, guarantees to only have a node that interface service is externally provided in whole system.
Further, described multiple node is in same subnet.
The present invention also provides a kind of network load balancing method for O&M auditing system, comprises the following steps:
Step 10: the node newly adding is at the whether existing host node of working net segment search, if there is host node at the work network segment, the node newly adding does synchronous working according to host node, then performs step 20; If there is not main host node at the work network segment, the node newly adding is as host node execution step 40;
Step 20: after synchronously completing, the node newly adding adds node server cluster and performs step 30 as auxiliary node;
Step 30: each node updates node listing, adds new node synchrodata; Host node notice lower floor load dispatch module, makes it as new task scheduling distribution node.The upper strata lower floor here refers to module residing position in handling process.Lower floor application broadly says and can think kernel spacing, and upper layer application can be thought the process of user's space.Host node is responsible for dispatching distributed tasks and request, so when new node adds system, host node upgrades node listing, and new node is joined in node listing, after this host node just can be distributed to task requests on the node newly adding.
Step 40: monitor in real time between each node and delete idle node, guaranteeing to exist a host node to provide service to client in system.
Further, the method for described each synchronisation of nodes data is:
Step 301: turn-on data storehouse synchronized process, sync database content;
Step 302: open internal memory synchronized process, critical data blocks content in isochronous memory;
Step 303: open load dispatch module synchronized process, the schedule status information in the load dispatch module of synchronization master;
Step 304: open Web service session synchronization process, simultaneous session content;
Step 305: synchronous O&M log file.
Further, in described step 40, between each node, carrying out the real-time method of monitoring is:
Step 410: newly added node enters unknown state; Judge the whether existing host node of working net segment search, if there is host node at the work network segment, newly added node enters auxiliary node state and performs step 450; If there is not host node at the work network segment, newly added node enters host node state and performs step 420;
Step 420: judge that can newly added node provide service; If service can be provided, send heartbeat packet, synchronous each node state also performs step 430; If service can not be provided, the operation that conducts an election, elects host node and notifies other auxiliary nodes to delete the node newly adding simultaneously and inform other nodes;
Step 430: judged whether overtime node, if having, sent inquiry bag to overtime node, if do not have, returned to execution step 420;
Step 440: judge whether other nodes have response, if having, return to execution step 420; If no, in local list deletion of node information, return to execution step 420;
Step 450: judge that can newly added node provide service; , if service can be provided, send heartbeat packet, synchronous each node state; If not, if service can not be provided, inform other nodes, the node newly adding can not normal service also be deleted the node newly adding;
Step 460: judged whether overtime node, if having, sent inquiry bag to overtime node; If no, execution step 450;
Step 470: whether decision node has response, if having, execution step 450; If no, judge whether overtime node is host node, if so, the operation that conducts an election, must make new advances host node and notify other auxiliary node; If not, in local list, delete the overtime node of not responding;
Step 480: judge that can the node newly adding is be host node, if can be host node, execution step 420; If can not think host node, execution step 450.
Further, in described step 410, judge working net segment search whether the method for existing host node for send successively three inquiries in the work network segment, inquiry success, newly added node enters auxiliary node state, three times all unsuccessful, and newly added node enters host node state.
Operation principle: the present invention is provided with load dispatch module, data simultaneous module and node administration module on each node, each like this node can be served as host node and client transmission of information.Wherein, node administration module can be monitored in real time to the node of the work network segment, can delete in time idle node.Effectively raise like this operating efficiency of system.
Beneficial effect: compared with prior art, invention provided by the invention, user can freely allocate the allocation plan between module, the all fort machine servers that make full use of O&M auditing system provide high availability factor, and high-quality service, in system cluster running, can real-time synchronization data-base content, real-time synchronization shared drive content, carries out Real-time Monitor Management to all nodes, can reach the hot plug of each node is used.
Brief description of the drawings
Fig. 1 is system network architecture schematic diagram of the present invention;
Fig. 2 carries out the flow chart of monitoring in real time between each node in the present invention;
Fig. 3 be in the present invention in node administration module auxiliary node set up the schematic flow sheet in election process;
Fig. 4 is the schematic flow sheet of other auxiliary nodes in election process in node administration module in the present invention.
Embodiment
Below technical solution of the present invention is elaborated, but protection scope of the present invention is not limited to described embodiment.
Embodiment: as shown in Figure 1, a kind of O&M auditing system, comprises multiple nodes, each node is in same subnet, and multiple nodes are connected by high speed Hub or same router; Each node is a fort machine server, wherein, includes load dispatch module, data simultaneous module and node administration module in each node; Load dispatch module is distributed to each node for session, request data package that client is sent, the connection of having distributed is carried out to record, packet is processed so that packet can arrive smoothly and specified fort machine server and backstage destination server; Data simultaneous module for carry out load dispatch module section state information synchronous, database information synchronous, internal memory critical data blocks synchronous and Web service session synchronization; Node administration module is carried out monitoring management to each node, guarantees to only have a node that interface service is externally provided in whole system, only has one to provide service as master scheduling device.Master scheduling device is outside visible server.Completely reciprocity in every station server modular structure, the main distinction is just that virtual IP address (Virtual IP, VIP) drops on (the external visible network equipment) on which station server.In the time that the external visible network equipment of certain station server has virtual IP address, the outside request arriving all can be sent to this server, and packet is through the processing of scheduler module, is transmitted to other servers or self, transfers to the service processing on upper strata.
A kind of network load balancing method for O&M auditing system provided by the invention, comprises the following steps:
Step 10: the node newly adding is at the whether existing host node of working net segment search, if there is host node at the work network segment, the node newly adding does synchronous working according to host node, then performs step 20; If there is not main host node at the work network segment, the node newly adding is as host node execution step 40;
Step 20: after synchronously completing, the node newly adding adds node server cluster and performs step 30 as auxiliary node;
Step 30: each node updates node listing, adds new node synchrodata; Host node notice lower floor load dispatch module, makes it as new task scheduling distribution node;
Wherein, the method for each synchronisation of nodes data is:
Step 301: turn-on data storehouse synchronized process, sync database content;
Step 302: open internal memory synchronized process, critical data blocks content in isochronous memory;
Step 303: open load dispatch module synchronized process, the schedule status information in the load dispatch module of synchronization master;
Step 304: open Web service session synchronization process, simultaneous session content;
Step 305: synchronous O&M log file.
The present invention provides different storage schemes to O&M record.Comprise shared storage scheme, disperse storage scheme, data copy solution.In view of O&M record data amount is large and many, it is more that data copy solution takies hardware resource, but data backup is well-done, does not worry the situation of loss of data.Share storage scheme and disperse storage scheme, disperseing in realization storage scheme comparatively simple, these two schemes data are all independent portions, and in the situation that disk space capacity is certain, the record amount that can store is large.According to different demands, these storage schemes can be allocated.
Step 40: monitor in real time between each node and delete idle node, guaranteeing to exist a host node to provide service to client in system.
Wherein, shown in Fig. 2, be in step 40, between each node, to carry out the in real time flow chart of monitoring.Initial state is unknown state (referred to as UNKNOWN state), sends multicast to multicast group, and whether inquiry has host node to exist, if there is response, newly added node becomes auxiliary node state, and sends heartbeat message, carry out communication; If without response, enter inquiry state A1 for the first time, repeat the work of UNKONWN state, until enter inquiry state A3 for the third time, if still without back message using, newly added node state is become to host node state (being called for short MASTER state), and send heartbeat message, carry out communication with each node.
In the time that auxiliary node finds that in home server list, host node is expired, auxiliary node will self become the election state of setting up, and inform that all the other auxiliary nodes become election standby condition, if conduct an election, elect standby condition to become election state, participate in election, until obtain result, according to result, judgement becomes auxiliary node or host node; If do not conduct an election, elect the node of standby condition to become auxiliary node (being called for short SLAVE node) state, continue communication, the node of setting up election state becomes off position, and notifies other knot removal this nodal information.Its concrete steps are:
Step 1: flow process starts;
Step 2: new node enters UNKNOWN state;
Step 3: whether the work network segment of judgement has host node to exist, if exist, carry out step 12; Do not exist and carry out step 4;
Step 4: new node enters MASTER state;
Step 5: judge that whether new node service is normal, if normal, carry out step 6; If undesired, carry out step 11; Here the information transfer service between service dactylus point and client;
Step 6: send heartbeat packet, synchronous each node state;
Step 7: judged whether overtime node, if having, execution step 8, if do not have, returns to execution step 5;
Step 8: send inquiry bag to overtime node;
Step 9: whether decision node has response, if having, returns to step 5; If do not perform step 10;
Step 10: in local list deletion of node information, return to step 5;
Step 11: elect MASTER node and notify corresponding SLAVE node;
Step 12: this node enters SLAVE state;
Step 13: judge that whether this service rising is normal, if normal, carry out 14; If not, carry out 22;
Step 14: send heartbeat packet, synchronous each node state;
Step 15: judge whether overtime node, if having, execution step 16; If no, return to step 13;
Step 16: send inquiry bag to overtime node;
Step 17: whether decision node has response, if having, returns to step 13; If no, execution step 18;
Step 18: judge that whether overtime node is host node, if so, performs step 19; If not, execution step 20;
Step 19: conduct an election, draw MASTER and SLAVE notice;
Step 20: delete this node in local list;
Step 21: judge that this node is is enough MASTER node, if so, go to step 205; If not, go to step 213;
Step 22: inform other nodes, this node, in off position, is DEAD state;
That in node administration part of the present invention, auxiliary node is set up the schematic flow sheet in election process as shown in Figure 3.
Step 1a: flow process starts;
Step 1b:SLAVE node finds that MASTER has not worked, and sends election information to other SLAVE nodes;
Step 1c: this node enters FOUNDER state, sets up election state, waits for 2 seconds;
Step 1d: what judge whether that other nodes send does not allow to elect packet, if do not have, execution step 1e; If have, execution step 1i;
Step 1e: select MASTER according to nodal information;
Step 1f: judge that according to election results whether the machine will become next MASTER, if so, perform step 1h; If not, execution step 1g;
Step 1g: this node enters SLAVE state;
Step 1h: this node enters MASTER state;
Step 1i: this node enters DEAD state, and inform other nodes;
Step 1j: flow process finishes.
As shown in Figure 4, be the schematic flow sheet of other SLAVE nodes of node administration part in election process in the present invention.
Step 2a: flow process starts;
Step 2b:(receives election message) enter election standby condition;
Step 2c: send apply for information to MASTER node, wait for 1 second;
Step 2d: judge whether MASTER node receives the response, if having, execution step 2e; If do not perform step 2g;
Step 2e: send and cancel election message to setting up the election node of (being called for short FOUNDER);
Step 2f: enter SLAVE state;
Step 2g: enter election state, send participation in the election message to FOUNDER;
Step 2h: the results messages of waiting for FOUNDER;
Step 2i: reception result message, judges that whether the machine is main frame, if so, performs step 2j; If not execution step 2k;
Step 2j: this node enters MASTER state;
Step 2k: this node enters SLAVE state;
Step 2l: flow process finishes.
In sum, the load balancing scheme that the present invention has mainly realized O&M auditing system realizes, and technique, for information departments of each enterprises and institutions O&M audit demand, also can be used for reference the information system that arrives other simultaneously.This system principle is simple, and it is convenient to implement, and extensibility is strong, has higher promotional value.
Claims (6)
1. an O&M auditing system, is characterized in that: comprise multiple nodes, described multiple nodes are connected by high speed Hub or same router; Wherein, in described each node, include load dispatch module, data simultaneous module and node administration module; Described load dispatch module is distributed to each node for session, request data package that client is sent, the connection of having distributed is carried out to record, packet is processed so that packet can arrive smoothly and specified fort machine server and backstage destination server; Described data simultaneous module for carry out load dispatch module status information synchronous, database information synchronous, data in EMS memory piece synchronous and Web service session synchronization; Described node administration module is carried out monitoring management to each node, guarantees to only have a node that interface service is externally provided in whole system.
2. O&M auditing system according to claim 1, is characterized in that: described multiple nodes are in same subnet.
3. for a network load balancing method for O&M auditing system, it is characterized in that: comprise the following steps:
Step 10: the node newly adding is at the whether existing host node of working net segment search, if there is host node at the work network segment, the node newly adding does synchronous working according to host node, then performs step 20; If there is not main host node at the work network segment, the node newly adding is as host node execution step 40;
Step 20: after synchronously completing, the node newly adding adds node server cluster and performs step 30 as auxiliary node;
Step 30: each node updates node listing, adds new node synchrodata; Host node notice lower floor load dispatch module, makes the node newly adding as new task scheduling distribution node;
Step 40: monitor in real time between each node and delete idle node, guaranteeing to exist a host node to provide service to client in system.
4. the network load balancing method for O&M auditing system according to claim 3, is characterized in that: the method for described each synchronisation of nodes data is:
Step 301: turn-on data storehouse synchronized process, sync database content;
Step 302: open internal memory synchronized process, critical data blocks content in isochronous memory;
Step 303: open load dispatch module synchronized process, the schedule status information in the load dispatch module of synchronization master;
Step 304: open Web service session synchronization process, simultaneous session content;
Step 305: synchronous O&M log file.
5. the network load balancing method for O&M auditing system according to claim 3, is characterized in that: the method for carrying out monitoring in real time in described step 40 between each node is:
Step 410: newly added node enters unknown state; Judge the whether existing host node of working net segment search, if there is host node at the work network segment, newly added node enters auxiliary node state and performs step 450; If there is not host node at the work network segment, newly added node enters host node state and performs step 420;
Step 420: judge that can newly added node provide service; If service can be provided, send heartbeat packet, synchronous each node state also performs step 430; If service can not be provided, the operation that conducts an election, elects host node and notifies other auxiliary nodes to delete the node newly adding simultaneously and inform other nodes;
Step 430: judged whether overtime node, if having, sent inquiry bag to overtime node, if do not have, returned to execution step 420;
Step 440: judge whether other nodes have response, if having, return to execution step 420; If no, in local list deletion of node information, return to execution step 420;
Step 450: judge that can newly added node provide service; , if service can be provided, send heartbeat packet, synchronous each node state; If not, if service can not be provided, inform other nodes, the node newly adding can not normal service also be deleted the node newly adding;
Step 460: judged whether overtime node, if having, sent inquiry bag to overtime node; If no, execution step 450;
Step 470: whether decision node has response, if having, execution step 450; If no, judge whether overtime node is host node, if so, the operation that conducts an election, must make new advances host node and notify other auxiliary node; If not, in local list, delete the overtime node of not responding;
Step 480: judge that can the node newly adding is be host node, if can be host node, execution step 420; If can not think host node, execution step 450.
6. the network load balancing method for O&M auditing system according to claim 5, it is characterized in that: in described step 410, judge working net segment search whether the method for existing host node for send successively three inquiries in the work network segment, inquiry success, newly added node enters auxiliary node state, three times all unsuccessful, and newly added node enters host node state.
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| CN104378239A (en) * | 2014-11-26 | 2015-02-25 | 国家电网公司 | Rapid reliability index statistical system and method based on cluster frame |
| CN104486346A (en) * | 2014-12-19 | 2015-04-01 | 北京奇艺世纪科技有限公司 | Stepping stone system |
| CN105426439A (en) * | 2015-11-05 | 2016-03-23 | 腾讯科技（深圳）有限公司 | Metadata processing method and device |
| CN105515839A (en) * | 2015-11-30 | 2016-04-20 | 上海斐讯数据通信技术有限公司 | System and method for promoting Radius service performance |
| CN107682406A (en) * | 2017-09-08 | 2018-02-09 | 北京三快在线科技有限公司 | The method, apparatus and system of a kind of business processing |
| CN109412843A (en) * | 2018-10-10 | 2019-03-01 | 成都安恒信息技术有限公司 | A kind of intelligent route selection method for O&M auditing system cluster O&M |
| CN109818938A (en) * | 2018-12-29 | 2019-05-28 | 广东电网有限责任公司 | A kind of IT O&M two-factor authentication system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104378239A (en) * | 2014-11-26 | 2015-02-25 | 国家电网公司 | Rapid reliability index statistical system and method based on cluster frame |
| CN104486346A (en) * | 2014-12-19 | 2015-04-01 | 北京奇艺世纪科技有限公司 | Stepping stone system |
| CN105426439A (en) * | 2015-11-05 | 2016-03-23 | 腾讯科技（深圳）有限公司 | Metadata processing method and device |
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| CN107682406A (en) * | 2017-09-08 | 2018-02-09 | 北京三快在线科技有限公司 | The method, apparatus and system of a kind of business processing |
| CN107682406B (en) * | 2017-09-08 | 2020-08-25 | 北京三快在线科技有限公司 | Method, device and system for processing service |
| CN109412843A (en) * | 2018-10-10 | 2019-03-01 | 成都安恒信息技术有限公司 | A kind of intelligent route selection method for O&M auditing system cluster O&M |
| CN111327663A (en) * | 2018-12-17 | 2020-06-23 | 中国移动通信集团青海有限公司 | Bastion machine distribution method and equipment |
| CN109818938A (en) * | 2018-12-29 | 2019-05-28 | 广东电网有限责任公司 | A kind of IT O&M two-factor authentication system and method |
| CN110061876A (en) * | 2019-04-19 | 2019-07-26 | 北京搜狐互联网信息服务有限公司 | The optimization method and system of O&M auditing system |
| CN110061876B (en) * | 2019-04-19 | 2022-05-27 | 北京搜狐互联网信息服务有限公司 | Optimization method and system of operation and maintenance auditing system |
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