CN104270396A - Method for implementing high-speed concurrent loading of multi-board-card ACL rules in blocking equipment - Google Patents
Method for implementing high-speed concurrent loading of multi-board-card ACL rules in blocking equipment Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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]
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Abstract
The invention provides a method for implementing high-speed concurrent loading of multi-board-card ACL rules in blocking equipment. The method comprises the following steps: firstly setting a device for implementing the ACL rules in the blocking equipment for hardware loading of the ACL rules, wherein the implementing device in the blocking equipment for hardware loading of the ACL rules comprises a Fabric plane arranged in a system for data transmission, and the Fabric plane is connected with a processor on a main control panel and a processor on a service board. Then by combination with other steps in the method, the problem of a slow speed in loading the CPU software in the prior art is effectively solved; under the situation that due to the current capacity demand for network communication, the capacity of ACL rules in the blocking equipment reaches the ten million level, the speed of CPU software loading in the existing scheme cannot meet the capacity demand for current network communication, which seriously restricts extension of the current blocking equipment.
Description
Technical field
The present invention relates to a kind of network interrupter technique field, be specifically related to a kind of concurrent loading implementation method of high speed of blocking equipment many boards acl rule.
Background technology
Realize at present blocking equipment to the processing method of acl rule often by arrange in systems in which also have the processor on business board to be connected for the base plane controlled with the processor on master control borad, processor then on master control borad is through carrying out interpolation acl rule with this to realize block function for the base plane controlled to the processor handled on business board.
But existing this blocking equipment to the processing method of acl rule because be by point-to-point communication means, so just be provided with the step sending request packet and corresponding response data packet under communication connection patterns, thereby produce communication delay, former demand capacity is when 1,000,000 rank, speed only needs to reach 10000/second, existing blocking equipment like this can be satisfied the demand substantially to the processing method of acl rule, but under the demand capacity of present network service reached the condition of millions, speed in the past can not meet the demand capacity of existing network service far away, the so just serious expansion constraining existing blocking equipment, now every block business board is provided with all separately the processor on one piece of corresponding with it business board in addition, like this when the processor quantity on business board is two or more, and to send data be at present all point-to-pointly to send successively, so just increase the speed of the demand capacity that natively cannot meet existing network service, cause hardware burden to strengthen.
Summary of the invention
Object of the present invention provides a kind of concurrent loading implementation method of high speed of blocking equipment many boards acl rule, first the implement device to acl rule in the blocking equipment loaded the hardware of acl rule is set, implement device in the blocking equipment that the described hardware to acl rule loads comprises the setting fabric plane for transfer of data in systems in which and also has the processor on business board to be connected with the processor on master control borad, processor on described master control borad also has the processor on business board also with arranging being connected for the base plane controlled in systems in which, for being provided with the module for transfer of data in the fabric plane of transfer of data, the module for master control is provided with in processor on described master control borad, the module for operation flow and the Hash table depositing acl rule is provided with in processor on described business board, the module for the configuration that communicates is provided with in the described base plane for controlling, implement device in the blocking equipment that the hardware to acl rule described in addition loads is also with the communication interface that the processor on same master control borad is connected, processor on business board is connected with the fabric plane interface for transfer of data for the fabric plane of transfer of data, make former speed can not meet the expansion constraining existing blocking equipment serious thus of the demand capacity of existing network service far away under the demand capacity that efficiently avoid present network service of the prior art in conjunction with other step method has more reached the condition of millions, also have that to send data be all point-to-pointly to send successively, the defect that the speed so just increasing the demand capacity that natively cannot meet existing network service causes hardware burden to strengthen.
In order to overcome deficiency of the prior art, the invention provides a kind of solution of the concurrent loading implementation method of high speed of blocking equipment many boards acl rule, specific as follows:
The concurrent loading implementation method of high speed of blocking equipment many boards acl rule, step is as follows:
Step 1: first the implement device to acl rule in the blocking equipment loaded the hardware of acl rule is set, implement device in the blocking equipment that the described hardware to acl rule loads comprises the fabric plane 1 for transfer of data be arranged on machine frame 2 and also has the processor 4 on business board to be connected with the processor 3 on master control borad, processor 3 on described master control borad also has the processor 4 on business board also with being arranged on being connected for the base plane 5 controlled on machine frame 2, for being provided with the module 6 for transfer of data in the fabric plane 1 of transfer of data, the module 7 for master control is provided with in processor 3 on described master control borad, the module 8 for operation flow and the Hash table 12 depositing acl rule is provided with in processor 4 on described business board, the module 9 for the configuration that communicates is provided with in the described base plane 5 for controlling, implement device in the blocking equipment that the hardware to acl rule described in addition loads is also with the communication interface 10 that the processor 3 on same master control borad is connected, processor 4 on business board is connected with the fabric plane interface 11 for transfer of data for the fabric plane 1 of transfer of data, the quantity of described business board is two or more, every block business board is arranged separately the processor 4 on a business board,
Step 2: when needing to carry out the process to acl rule by the blocking equipment that the described hardware to acl rule loads to the implement device of acl rule, is first connected the communication interface 10 of this implement device to acl rule arranged in the blocking equipment loaded the hardware of acl rule with external communication device;
Step 3: after external communication device sends packet to the communication interface 10 of the implement device to acl rule in the blocking equipment loaded the hardware of acl rule, this packet is forwarded in the processor 3 on master control borad by the communication interface 10 of the implement device to acl rule in the blocking equipment load the hardware of acl rule, then the processor 3 on master control borad runs the module 7 being used for master control and the packet received is resolved, obtain the valid data in this packet after parsing and these valid data are encapsulated, described valid data comprise source IP address, object IP address, source port, destination interface, protocol number and forwarding port, obtain after encapsulation including source IP address, object IP address, source port, destination interface, the packet of protocol number and forwarding port, also be provided with for the unique identification of transfer of data to fabric plane 1 in the packet obtained after packaging,
Step 4: processor 3 then on master control borad runs the module 7 that is used for master control and the packet obtained after encapsulation is transmitted to fabric plane 1 for transfer of data, for transfer of data fabric plane 1 by run be used for transfer of data module 6 the packet process obtained after encapsulation for the mode synchronized transmission of the fabric plane interface multicast of transfer of data in the processor 4 on all business boards, processor on business board 4 is resolved the packet obtained after described encapsulation obtain for the unique identification of transfer of data to fabric plane 1 by being run the module 8 being used for operation flow, source IP address, object IP address, source port, destination interface, protocol number and forwarding port,
Step 5: be then used in the module 8 of operation flow first comparing for the unique identification of transfer of data to fabric plane 1 with correct for the unique identification of transfer of data to fabric plane 1 of obtaining after parsing, if obtain after resolving for transfer of data to the unique identification of fabric plane 1 with correct consistent to the unique identification of fabric plane 1 for transfer of data, module 8 for operation flow just processes for the packet obtained after described encapsulation, the described method carrying out processing for the packet obtained after described encapsulation is the packet obtained after described encapsulation is directly stored in for the module 8 of operation flow the Hash table 12 depositing acl rule.
The described fabric plane interface for transfer of data is Ethernet interface.
Described can as the mechanism of other Control on Communication for the base plane 5 controlled.
The described module 7 for master control can be resolved the packet received, and obtains the valid data in this packet and these valid data are encapsulated after parsing; The packet obtained after encapsulation can be transmitted to the fabric plane 1 for transfer of data.
The described module 6 for transfer of data can be sent to through the fabric plane interface for transfer of data the packet obtained after encapsulation in the processor 4 on business board.
Described operation is used for the module 8 of operation flow and can resolves the packet obtained after described encapsulation and obtain for transfer of data to the unique identification of fabric plane 1, source IP address, object IP address, source port, destination interface, protocol number and forwarding port, first comparing for the unique identification of transfer of data to fabric plane 1 with correct for the unique identification of transfer of data to fabric plane 1 of obtaining after parsing, if obtain after resolving for transfer of data to the unique identification of fabric plane 1 with correct consistent to the unique identification of fabric plane 1 for transfer of data, module 8 for operation flow just processes for the packet obtained after described encapsulation, the described method carrying out processing for the packet obtained after described encapsulation is the packet obtained after described encapsulation is directly stored in for the module 8 of operation flow the Hash table 12 depositing acl rule.
The present invention compared with prior art, loading velocity reaches more than 150000/second (prior art is about 10000/second), the rule capacity of blocking equipment millions can be made to add at short notice, it is made to reach real-time blocking effect, meet network Development demand, thus greatly expand the range of application to the blocking equipment that the hardware of acl rule loads; And can improve concurrent processing ability by multicast mode, achieve the transmission mode of one-to-many, efficiency far is higher than the efficiency of the point-to-point transmission of mode one to one.
Accompanying drawing explanation
Fig. 1 is principle of device schematic diagram of the present invention.
Embodiment
Hardware of the present invention loads the interpolation data referring to and realize the Hash table depositing acl rule by the method for hardware self study (hardware_learning).
Below in conjunction with accompanying drawing, summary of the invention is described further:
With reference to shown in Fig. 1, the concurrent loading implementation method of high speed of blocking equipment many boards acl rule, step is as follows:
Step 1: first the implement device to acl rule in the blocking equipment loaded the hardware of acl rule is set, implement device in the blocking equipment that the described hardware to acl rule loads comprises the fabric plane 1 for transfer of data be arranged on machine frame 2 and also has the processor 4 on business board to be connected with the processor 3 on master control borad, processor 3 on described master control borad also has the processor 4 on business board also with being arranged on being connected for the base plane 5 controlled on machine frame 2, for being provided with the module 6 for transfer of data in the fabric plane 1 of transfer of data, the module 7 for master control is provided with in processor 3 on described master control borad, the module 8 for operation flow and the Hash table 12 depositing acl rule is provided with in processor 4 on described business board, the module 9 for the configuration that communicates is provided with in the described base plane 5 for controlling, implement device in the blocking equipment that the hardware to acl rule described in addition loads is also with the communication interface 10 that the processor 3 on same master control borad is connected, processor 4 on business board is connected with the fabric plane interface 11 for transfer of data for the fabric plane 1 of transfer of data,
Step 2: when needing to carry out the process to acl rule by the blocking equipment that the described hardware to acl rule loads to the implement device of acl rule, is first connected the communication interface 10 of this implement device to acl rule arranged in the blocking equipment loaded the hardware of acl rule with external communication device;
Step 3: after external communication device sends packet to the communication interface 10 of the implement device to acl rule in the blocking equipment loaded the hardware of acl rule, this packet is forwarded in the processor 3 on master control borad by the communication interface 10 of the implement device to acl rule in the blocking equipment load the hardware of acl rule, then the processor 3 on master control borad runs the module 7 being used for master control and the packet received is resolved, obtain the valid data in this packet after parsing and these valid data are encapsulated, described valid data comprise source IP address, object IP address, source port, destination interface, protocol number and forwarding port, obtain after encapsulation including source IP address, object IP address, source port, destination interface, the packet of protocol number and forwarding port, also be provided with for the unique identification of transfer of data to fabric plane 1 in the packet obtained after packaging, described have for the source mac address of transfer of data to the packet obtained after the unique identification of fabric plane 1 comprises encapsulation, object mac address, for the protocol number of 0x8888, action identification and number, described action identification is made up of 0x01 or 0x00, 0x01 represents that interpolation operates, and 0x00 represents deletion action, like this to the unique identification of fabric plane 1, there is identifiability for transfer of data,
Step 4: processor 3 then on master control borad runs the module 7 that is used for master control and the packet obtained after encapsulation is transmitted to fabric plane 1 for transfer of data, for transfer of data fabric plane 1 by run be used for transfer of data module 6 the packet process obtained after encapsulation for the mode synchronized transmission of the fabric plane interface multicast of transfer of data in all processors 4 be sent on business board, which offers a saving the step sending request packet and corresponding response data packet under communication connection patterns of the prior art, and directly directly transmit data by hardware circuit, concurrent processing ability can be improved by multicast mode, achieve the transmission mode of one-to-many, efficiency far is higher than the efficiency of the point-to-point transmission of mode one to one, processor on business board 4 is resolved the packet obtained after described encapsulation obtain for the unique identification of transfer of data to fabric plane 1 by being run the module 8 being used for operation flow, source IP address, object IP address, source port, destination interface, protocol number and forwarding port,
Step 5: be then used in the module 8 of operation flow first comparing for the unique identification of transfer of data to fabric plane 1 with correct for the unique identification of transfer of data to fabric plane 1 of obtaining after parsing, if obtain after resolving for transfer of data to the unique identification of fabric plane 1 with correct consistent to the unique identification of fabric plane 1 for transfer of data, module 8 for operation flow just processes for the packet obtained after described encapsulation, the described method carrying out processing for the packet obtained after described encapsulation is the packet obtained after described encapsulation is directly stored in for the module 8 of operation flow the Hash table 12 depositing acl rule, this direct location mode avoids and uses driver to be stored in the shortcoming of the inefficiency deposited in the Hash table 12 of acl rule in the past.
The described fabric plane interface for transfer of data is Ethernet interface.
Described as the mechanism of other Control on Communication, can improve compatibility for the base plane 5 controlled.
Of the present invention be used as network processes circuit board and for light protection circuit board realized entirely interconnected by back card/back board.Each module all meets ATCA carrier class standard, the veneer of each producer all can interfix in the industry, there is the warm standby function of power module, control and Switching Module, be suitable for the concurrent loading implementation method of high speed of the blocking equipment many boards acl rule built in highly reliable, jumbo network.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to technical spirit of the present invention, within the spirit and principles in the present invention, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection range all still belonging to technical solution of the present invention.
Claims (6)
1. the concurrent loading implementation method of the high speed of blocking equipment many boards acl rule, it is characterized in that, step is as follows:
Step 1: first the implement device to acl rule in the blocking equipment loaded the hardware of acl rule is set, implement device in the blocking equipment that the described hardware to acl rule loads comprises the setting fabric plane for transfer of data in systems in which and also has the processor on business board to be connected with the processor on master control borad, processor on described master control borad also has the processor on business board also with arranging being connected for the base plane controlled in systems in which, for being provided with the module for transfer of data in the fabric plane of transfer of data, the module for master control is provided with in processor on described master control borad, the module for operation flow and the Hash table depositing acl rule is provided with in processor on described business board, the module for the configuration that communicates is provided with in the described base plane for controlling, implement device in the blocking equipment that the hardware to acl rule described in addition loads is also with the communication interface that the processor on same master control borad is connected, processor on business board is connected with the fabric plane interface for transfer of data for the fabric plane of transfer of data,
Step 2: when needing to carry out the process to acl rule by the blocking equipment that the described hardware to acl rule loads to the implement device of acl rule, is first connected the communication interface of this implement device to acl rule arranged in the blocking equipment loaded the hardware of acl rule with external communication device;
Step 3: when external communication device is after the communication interface transmission packet of the implement device to acl rule in the blocking equipment loaded the hardware of acl rule, this packet is forwarded in the processor on master control borad by the communication interface of the implement device to acl rule in the blocking equipment load the hardware of acl rule, then the processor on master control borad runs the module being used for master control and the packet received is resolved, obtain the valid data in this packet after parsing and these valid data are encapsulated, described valid data comprise source IP address, object IP address, source port, destination interface, protocol number and forwarding port, obtain after encapsulation including source IP address, object IP address, source port, destination interface, the packet of protocol number and forwarding port, also be provided with for the unique identification of transfer of data to fabric plane in the packet obtained after packaging,
Step 4: processor then on master control borad runs the module that is used for master control and the packet obtained after encapsulating is transmitted to fabric plane for transfer of data, for transfer of data fabric plane by run the module that is used for transfer of data the packet process obtained after encapsulating for the mode synchronized transmission of the fabric plane interface multicast of transfer of data in all processors be sent on business board, processor on business board is used for the module of operation flow and resolves the packet obtained after described encapsulation by running and obtain for the unique identification of transfer of data to fabric plane, source IP address, object IP address, source port, destination interface, protocol number and forwarding port,
Step 5: be then used in the module of operation flow first comparing for the unique identification of transfer of data to fabric plane with correct for the unique identification of transfer of data to fabric plane 1 of obtaining after parsing, if obtain after resolving for transfer of data to the unique identification of fabric plane with correct consistent to the unique identification of fabric plane for transfer of data, module for operation flow just processes for the packet obtained after described encapsulation, the described method carrying out processing for the packet obtained after described encapsulation is the packet obtained after described encapsulation is directly stored in for the module of operation flow the Hash table depositing acl rule.
2. the concurrent loading implementation method of high speed of blocking equipment many boards acl rule according to claim 1, is characterized in that the described fabric plane interface for transfer of data is Ethernet interface.
3. the concurrent loading implementation method of high speed of blocking equipment many boards acl rule according to claim 1, it is characterized in that described can as the mechanism of other Control on Communication for the base plane controlled.
4. the concurrent loading implementation method of high speed of blocking equipment many boards acl rule according to claim 1, it is characterized in that the described module for master control can be resolved the packet received, obtain the valid data in this packet after parsing and these valid data are encapsulated; The packet obtained after encapsulation can be transmitted to the fabric plane for transfer of data.
5. the concurrent loading implementation method of high speed of blocking equipment many boards acl rule according to claim 1, is characterized in that the described module for transfer of data can be sent to through the fabric plane interface for transfer of data the packet obtained after encapsulation in the processor on business board.
6. the concurrent loading implementation method of high speed of blocking equipment many boards acl rule according to claim 1, is characterized in that described operation can be resolved the packet obtained after described encapsulation for the module of operation flow and obtains for transfer of data to unique identification, source IP address, object IP address, source port, destination interface, the protocol number of fabric plane and forward port, first comparing for the unique identification of transfer of data to fabric plane with correct for the unique identification of transfer of data to fabric plane of obtaining after parsing, if obtain after resolving for transfer of data to the unique identification of fabric plane with correct consistent to the unique identification of fabric plane for transfer of data, module for operation flow just processes for the packet obtained after described encapsulation, the described method carrying out processing for the packet obtained after described encapsulation is the packet obtained after described encapsulation is directly stored in for the module of operation flow the Hash table depositing acl rule.
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