CN107277043A - Network admittance control system based on cluster service - Google Patents
Network admittance control system based on cluster service Download PDFInfo
- Publication number
- CN107277043A CN107277043A CN201710600406.7A CN201710600406A CN107277043A CN 107277043 A CN107277043 A CN 107277043A CN 201710600406 A CN201710600406 A CN 201710600406A CN 107277043 A CN107277043 A CN 107277043A
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- Prior art keywords
- server
- cross
- core server
- cluster
- controlled terminal
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
- H04L63/101—Access control lists [ACL]
-
- 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
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1034—Reaction to server failures by a load balancer
-
- 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
- H04L67/56—Provisioning of proxy services
-
- 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
- H04L67/56—Provisioning of proxy services
- H04L67/59—Providing operational support to end devices by off-loading in the network or by emulation, e.g. when they are unavailable
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer And Data Communications (AREA)
Abstract
The invention discloses a kind of network admittance control system based on cluster service, including：AD server clusters, controlled terminal, access top-cross are changed planes and Core server cluster；Controlled terminal is asked to AD server sets pocket transmission first；AD servers response first is asked, and Service Ticket is sent to controlled terminal, when the AD servers currently responded break down, is automatically switched to another AD server and is responded；Controlled terminal receives Service Ticket and sent to Core server cluster；Core server is authenticated to Service Ticket, when the Core server being currently authenticated breaks down, another Core server is automatically switched to be authenticated, certification is changed planes by rear generation authorization message and transmission to access top-cross, access top-cross is changed planes according to authorization message to controlled terminal decentralization authorization policy, and controlled terminal accesses network according to authorization policy.The present invention realizes the High Availabitity of network admittance authentication service.
Description
Technical field
The invention belongs to areas of information technology, more particularly to a kind of network admittance control system based on cluster service.
Background technology
Network admittance system is mainly by the control to network and terminal device to prevent the connection of unauthorized device.
In large enterprise, the species of network and terminal device might have tens kinds, and quantity may reach tens of thousands of, if certification takes
Be engaged in device failure, then whole network can not normal work, current network access control be mainly solution user whether Internet access net
Network, and can not solve when the server failure of access system, such as why not global user is influenceed to ensure the continuous of service
Property.
The content of the invention
The technical problem to be solved in the present invention is to overcome network admittance control system of the prior art not solve
When Critical breakdowns occurs in access system server, such as why not global user is influenceed to ensure the successional defect of service,
There is provided a kind of network admittance control system based on cluster service.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of network admittance control system based on cluster service, including：AD (Active Directories：There is provided towards Windows
Standard Server, Windows Enterprise Server and Windows Datacenter Server catalogue
Service) server cluster, controlled terminal, access top-cross change planes and Core server cluster；
The AD server clusters include multiple AD servers, and the account information needed for network is accessed for storage；
The controlled terminal is used to ask to the AD server sets pocket transmission first, and first request includes account letter
Breath；
AD servers in the AD server clusters are used for the first request for responding the controlled terminal, to described controlled
Terminal sends Service Ticket, when the AD servers currently responded break down, automatically switches to the progress of another AD server
Response；
The access top-cross is changed planes and is connected respectively with the controlled terminal and the Core server cluster communication, it is described by
Control terminal is additionally operable to send the Service Ticket to the access top-cross and changed planes, and the access top-cross is changed planes described for receiving
Service Ticket is simultaneously sent to the Core server cluster；
The Core server cluster includes the Core server in multiple Core servers, the Core server cluster
For being authenticated to the Service Ticket, when the Core server being currently authenticated breaks down, automatically switch
It is authenticated to another Core server；
The Service Ticket received is sent to the AD server clusters, the AD by the Core server cluster
Server cluster is authenticated to the Service Ticket, certification by when generation one is by information and sends to the kernel service
Device cluster, the Core server cluster generates the authorization message by information according to and sent to the access top-cross
Change planes, it is described access top-cross change planes according to the authorization message to the controlled terminal transfer authorization policy, the controlled terminal
Network is accessed according to the authorization policy.
It is preferred that the access top-cross is changed planes by the load for configuring Radius Group (remote customer dialing authentication group)
It is balanced to be attached with the Core server cluster.
In this programme, multiple AD servers and multiple Core servers are accessed, is configured on multiple Core servers
Radius (remote customer dialing authentication) services are changed planes connection for access top-cross, while the configuration on access top-cross is changed planes
Radius Group load balancing is connected with multiple Core servers, so as to realize 802.1X/MAC (the access controls based on C/S
System and authentication protocol/network interface physical address) certification High Availabitity, occur when some AD server or Core server therefore
During barrier, automatically switch to the AD of another in cluster servers or Core server is responded or certification.
It is preferred that the access top-cross is changed planes including timing unit and probe unit；
The timing unit is used to send a triggering information to the probe unit every the time interval of a setting；
The probe unit is used to send any account information to target core server according to the triggering information, is used for
Detect whether the target core server breaks down, if so, then disconnecting the target core server and the access side
The connection of interchanger.
It is preferred that after the target core server and the access top-cross are changed planes and disconnected, the probe unit
Be additionally operable to detect whether the target core server recovers normal, if so, then recover the target core server with it is described
The connection that access top-cross is changed planes.
In this programme, changed planes upper configuration probe unit by accessing top-cross, random connection Core server is authenticated, and is visited
Pin unit is configured to each Radius service states of 3 minutes periodic monitorings, when some service goes wrong, and access top-cross is changed planes logical
Cross probe unit and be set to Server Down (server outage) state, so as to be no longer connected with the Core server, directly
To detecting after Radius service recoveries, then Server Active (server activity) state is set to, reconnects and provide
Service.
It is preferred that in the whole failures of the target core server, the controlled terminal is changed by the access top-cross
Machine is directly accessed network.
In this programme, access top-cross is changed planes upper unlatchings Critical functionality of vlans, is changed planes and all cores when accessing top-cross
When appearance exception is communicated between server, access side exchange opportunity is all masked as the state of these Core servers
Server Down states, while controlled terminal is added to Critical VLAN (escape VLAN), it is hereafter controlled
Terminal need not be authenticated being able to access that all resources in Critical VLAN, to reach the function of escape.
It is preferred that the network admittance control system also includes DHCP (DHCP) server cluster, institute
Dynamic Host Configuration Protocol server cluster is stated to change planes communication connection with the access top-cross；
The Dynamic Host Configuration Protocol server cluster includes multiple Dynamic Host Configuration Protocol server；
The access top-cross, which is changed planes, to be additionally operable to send the second request to the Dynamic Host Configuration Protocol server, and second request includes
MAC (media access control) address；
Service correlation of the Dynamic Host Configuration Protocol server according to needed for the controlled terminal is accessed network by the described second request is believed
Breath sends to the access top-cross and changed planes, and the service related information includes IP (procotol) addresses and subnet mask；
When the Dynamic Host Configuration Protocol server currently responded breaks down, automatically switch to another Dynamic Host Configuration Protocol server and responded.
It is connected it is preferred that the access top-cross is changed planes by configuring multiple DHCP forwardings with the Dynamic Host Configuration Protocol server cluster.
It is preferred that the Dynamic Host Configuration Protocol server cluster is connected with the Core server cluster communication, the Dynamic Host Configuration Protocol server
Cluster is additionally operable to send the service related information to the Core server cluster.
In this programme, DHCP service is made into cluster on many Dynamic Host Configuration Protocol server, and configuration is more on access top-cross is changed planes
Individual DHCP forwardings, to realize the High Availabitity of WebPortal (door) certification.
The positive effect of the present invention is：The present invention is configured by the critical service to access system, is wrapped
AD servers, Dynamic Host Configuration Protocol server and Core server etc. are included, respective service is realized by configuration DHCP service, Radius services etc.
The cluster service of device, when the server currently responded breaks down, automatically switches to other servers in cluster and enters
Row response, realizes the High Availabitity of network authentication, the continuity entirely serviced is ensure that well, also avoids when certain server occurs
Global user is influenceed during failure.
Brief description of the drawings
Fig. 1 is the structured flowchart of the network admittance control system based on cluster service of the embodiment of the present invention 1.
Fig. 2 is the structured flowchart of the network admittance control system based on cluster service of the embodiment of the present invention 2.
Embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to described reality
Apply among a scope.
Embodiment 1
A kind of network admittance control system based on cluster service, it is specific as shown in figure 1, including：AD server clusters 1,
Controlled terminal 2, access top-cross are changed planes 3 and Core server cluster 4；
The AD server clusters 1 include multiple AD servers, and the account information needed for network is accessed for storage；
The controlled terminal 2 is used to send the first request to the AD server clusters 1, and first request includes account
Information；
AD servers in the AD server clusters 1 are used for the first request for responding the controlled terminal, to it is described by
Control terminal 2 sends Service Ticket, when the AD servers currently responded break down, automatically switches to another AD server and enters
Row response；
The access top-cross is changed planes 3 to be communicated to connect with the controlled terminal 2 and the Core server cluster 4 respectively, institute
State controlled terminal 2 and be additionally operable to send the Service Ticket to the access top-cross and change planes 3, it 3 is 2 to be changed planes when the access top-cross
Individual or at more than 2, the access top-cross is changed planes by the load balancing and the Core server for configuring Radius Group
Cluster is attached, and the access top-cross changes planes 3 for receiving the Service Ticket and sending to the Core server cluster
4；
The Core server cluster 4 includes the kernel service in multiple Core servers, the Core server cluster 4
Device is used to be authenticated the Service Ticket, when the Core server being currently authenticated breaks down, cuts automatically
Another Core server is shifted to be authenticated；
The Service Ticket received is sent to the AD server clusters 1 by the Core server cluster 4, described
1 pair of Service Ticket of AD server clusters is authenticated, certification by when generation one is by information and sends to the core
Server cluster 4, the Core server cluster 4 according to it is described by information generate the authorization message and send connect to described
Enter top-cross and change planes 3, the access top-cross is changed planes 3 transfers authorization policy according to the authorization message to the controlled terminal 2, described
Controlled terminal 2 accesses network according to the authorization policy.
In the present embodiment, multiple AD servers and multiple Core servers are accessed, is configured on multiple Core servers
Radius services are changed planes connection for access top-cross, at the same configure on switches Radius Group load balancing with it is multiple
Core server is connected, so as to realize the High Availabitity of 802.1X/MAC certifications, event occur in current AD servers or Core server
During barrier, automatically switch to the AD of another in cluster servers or Core server is responded or certification.
Embodiment 2
The network admittance control system based on cluster service of the present embodiment is further changed on the basis of embodiment 1
Enter, it is specific as shown in Fig. 2 the network admittance control system also includes Dynamic Host Configuration Protocol server cluster 5, the Dynamic Host Configuration Protocol server cluster
5 include multiple Dynamic Host Configuration Protocol server, and the access top-cross changes planes 3 by configuring multiple DHCP forwardings and the Dynamic Host Configuration Protocol server cluster
5 communication connections；
The access top-cross changes planes 3 for sending the second request to the Dynamic Host Configuration Protocol server, and second request includes MAC
Address；Service related information of the Dynamic Host Configuration Protocol server according to needed for the controlled terminal 2 is accessed network by the described second request
Send to the access top-cross and change planes 3, the service related information includes IP address and subnet mask；In the DHCP currently responded
When server breaks down, automatically switch to another Dynamic Host Configuration Protocol server and responded.
The Dynamic Host Configuration Protocol server cluster 5 is also communicated to connect with the Core server cluster 4, the Dynamic Host Configuration Protocol server cluster
5 are additionally operable to send the service related information to the Core server cluster 4.
The access top-cross changes planes 3 also including timing unit 301 and probe unit 302；The timing unit 301 is used for every
One, which is sent, every the time interval of a setting triggers information to the probe unit 302；The probe unit 302 is used for according to described
Trigger information and send any account information to target core server, for detecting whether the target core server occurs event
Barrier, if so, then disconnect the target core server with it is described access top-cross change planes 3 connection.
The target core server with it is described access top-cross change planes 3 disconnect after, the probe unit 302 is also used
In detecting whether the target core server recovers normal, if so, then recovering the target core server and the access
Top-cross change planes 3 connection.
In the whole failure of the target core server, the controlled terminal 2 is changed planes 3 direct by the access top-cross
Access network.
In the present embodiment, DHCP service is made into cluster on many Dynamic Host Configuration Protocol server, and configured on access top-cross is changed planes
Multiple DHCP forwardings, to realize the High Availabitity of WebPortal certifications.
Changed planes upper configuration probe unit by accessing top-cross, random connection Core server is authenticated, and probe unit is matched somebody with somebody
Be set to 3 minutes each Core servers of periodic monitoring, when some Core server breaks down, access top-cross change planes no longer with institute
Core server connection is stated, until detecting after Radius service recoveries, re-attached provides service, when access top-cross is changed planes
When appearance exception is communicated between all Core servers, controlled terminal need not be authenticated being able to access that network, with
Reach the function of escape.
Although the foregoing describing the embodiment of the present invention, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
On the premise of principle and essence from the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen within modification.
Claims (8)
1. a kind of network admittance control system based on cluster service, it is characterised in that the network admittance control system includes：
AD server clusters, controlled terminal, access top-cross are changed planes and Core server cluster；
The AD server clusters include multiple AD servers, and the account information needed for network is accessed for storage；
The controlled terminal is used to ask to the AD server sets pocket transmission first, and first request includes account information；
AD servers in the AD server clusters are used for the first request for responding the controlled terminal, to the controlled terminal
Service Ticket is sent, when the AD servers currently responded break down, another AD server is automatically switched to and is responded；
The access top-cross is changed planes to be connected with the controlled terminal and the Core server cluster communication respectively, the controlled end
End is additionally operable to send the Service Ticket to the access top-cross and changed planes, and the access top-cross is changed planes for receiving the certification
Voucher is simultaneously sent to the Core server cluster；
The Core server that the Core server cluster is included in multiple Core servers, the Core server cluster is used for
The Service Ticket is authenticated, when the Core server being currently authenticated breaks down, automatically switched to another
One Core server is authenticated；
The Service Ticket received is sent to the AD server clusters, the AD services by the Core server cluster
Device cluster is authenticated to the Service Ticket, certification by when generation one is by information and sends to the Core server collection
Group, the Core server cluster is changed planes according to described by information generation authorization message and transmission to the access top-cross, institute
State access top-cross to change planes according to the authorization message to controlled terminal decentralization authorization policy, the controlled terminal is according to described
Authorization policy accesses network.
2. network admittance control system as claimed in claim 1, it is characterised in that the access top-cross is changed planes by configuring
Radius Group load balancing is attached with the Core server cluster.
3. network admittance control system as claimed in claim 1, it is characterised in that the access top-cross is changed planes including timing list
Member and probe unit；
The timing unit is used to send a triggering information to the probe unit every the time interval of a setting；
The probe unit is used to send any account information to target core server according to the triggering information, for detecting
Whether the target core server breaks down, and is changed if so, then disconnecting the target core server with the access top-cross
The connection of machine.
4. network admittance control system as claimed in claim 3, it is characterised in that the target core server with it is described
After access top-cross is changed planes and disconnected, the probe unit is additionally operable to detect whether the target core server recovers normal,
If so, then recovering the connection that the target core server is changed planes with the access top-cross.
5. network admittance control system as claimed in claim 3, it is characterised in that in the target core server all events
During barrier, the controlled terminal is changed planes by the access top-cross and directly accessed network.
6. network admittance control system as claimed in claim 1, it is characterised in that the network admittance control system also includes
Dynamic Host Configuration Protocol server cluster, the Dynamic Host Configuration Protocol server cluster is changed planes communication connection with the access top-cross；
The Dynamic Host Configuration Protocol server cluster includes multiple Dynamic Host Configuration Protocol server；
The access top-cross, which is changed planes, to be additionally operable to send the second request to the Dynamic Host Configuration Protocol server, and second request is with including MAC
Location；
Service related information of the Dynamic Host Configuration Protocol server according to needed for the controlled terminal is accessed network by the described second request is sent out
Deliver to the access top-cross to change planes, the service related information includes IP address and subnet mask；
When the Dynamic Host Configuration Protocol server currently responded breaks down, automatically switch to another Dynamic Host Configuration Protocol server and responded.
7. network admittance control system as claimed in claim 6, it is characterised in that the access top-cross is changed planes many by configuring
Individual DHCP forwardings are connected with the Dynamic Host Configuration Protocol server cluster.
8. network admittance control system as claimed in claim 6, it is characterised in that the Dynamic Host Configuration Protocol server cluster and the core
Central server cluster communication is connected, and the Dynamic Host Configuration Protocol server cluster is additionally operable to send the service related information to the core
Server cluster.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710600406.7A CN107277043A (en) | 2017-07-21 | 2017-07-21 | Network admittance control system based on cluster service |
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| CN201710600406.7A CN107277043A (en) | 2017-07-21 | 2017-07-21 | Network admittance control system based on cluster service |
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| CN107483475A (en) * | 2017-09-06 | 2017-12-15 | 上海尚渝网络科技有限公司 | Network authentication system and its method under large concurrent |
| CN111371648A (en) * | 2020-03-03 | 2020-07-03 | 北京百度网讯科技有限公司 | Monitoring method and device for global fault of virtual gateway cluster |
| CN111586079A (en) * | 2019-02-15 | 2020-08-25 | 阿里巴巴集团控股有限公司 | Communication method, system, control terminal, controlled terminal, device and storage medium |
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Application publication date: 20171020 |