CN104601255A - Test method and device for line card - Google Patents
Test method and device for line card Download PDFInfo
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- CN104601255A CN104601255A CN201410856686.4A CN201410856686A CN104601255A CN 104601255 A CN104601255 A CN 104601255A CN 201410856686 A CN201410856686 A CN 201410856686A CN 104601255 A CN104601255 A CN 104601255A
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Abstract
The invention discloses a test method and device for a line card. The method comprises the following steps: having configuration to the scheduled public template according to the network interface type, generating the excitation generator corresponding to the network interface type, wherein, the scheduled public template comprises the common content of the excitation generator corresponding to different network interface types; sending the target excitation generated by the excitation generator after configuration to the desired value generator and the line card; the desired value generator and the line card respectively calculate the target excitation through the same pre-defined algorithm to obtain the first calculating result corresponding to the desired value generator and the second calculating result corresponding to the line card and outputting the result; comparing the first calculating result with the second calculating result, determining abnormal line card while the comparing result is different. The method and the device uniformly maintain the public information of different excitation generators corresponding to the interface with different network types, the data redundancy is reduced and the test platform is easily maintained.
Description
Technical field
The present invention relates to line card field tests, specifically, relate to a kind of method of testing and device of line card.
Background technology
For the product (such as line card) of network safety filed, in order to make, its function is more comprehensive, performance is more stable, extremely important, mostly needed to test fully it before putting goods on the market, by carrying out the defect that integration testing can find existing for line card fast to line card, thus can return in time and survey revised tested design (i.e. test product: line card).
But, along with the fast development of the network bandwidth, for the line of current line card class safety product, mostly there is polytype input interface, such as gigabit Ethernet mouth, ten thousand mbit ethernet mouths, 2.5GPOS interface, 10GPOS interface etc., even also have the line card that there is multiplex roles, namely polytype interface is deposited in a line card, accordingly, line card in use, then dynamic-configuration can carry out the switching at runtime of port (interface) type.
And current integrated test system is when testing the line card of the dissimilar interface of correspondence, then need the line card test macro designing corresponding dissimilar interface in a test system respectively, wherein, often kind of test macro is all work alone and do not have associated, and this obviously can increase design cost and the maintenance cost of integrated system, increase the maintenance difficulties of system, and, also can cause the redundancy of test platform.
The problem large for the maintenance difficulties existing for the line card test macro in correlation technique, data redundancy amount is large, not yet proposes effective solution at present.
Summary of the invention
The problem large for the maintenance difficulties existing for the line card test macro in correlation technique, data redundancy amount is large, the present invention proposes a kind of method of testing and device of line card, can reduce data redundancy amount, improve test speed, make test platform be easy to safeguard.
Technical scheme of the present invention is achieved in that
According to an aspect of the present invention, a kind of method of testing of line card is provided.
This method of testing comprises:
According to the type of network interface of line card, predetermined common template is configured, generates the actuation generator of map network interface type, wherein, in predetermined common template, comprise the general character content of the actuation generator of corresponding multiple network interface type;
The target excitation that actuation generator after configuration produces is sent to desired value maker and line card;
Desired value maker is calculated target excitation by identical pre-defined algorithm respectively with line card, obtains the first result of calculation of respective desired values maker and the second result of calculation of corresponding line card and exports;
First result of calculation and the second result of calculation are contrasted, when comparing result is different, determines that line card is abnormal.
Optionally, this method of testing comprises further:
According to the type of network interface of line card, predetermined privately owned template is configured, wherein, the initial condition of privately owned template is space state, and it is different from the difference content of the actuation generator of the type of other network interfaces for the actuation generator storing map network interface type.
Wherein, when being configured common template, the object of configuration comprise following one of at least: the attribute of IP message, the method for process IP message.
Wherein, when the target excitation produced by the actuation generator after configuration is sent to desired value maker and line card, the target excitation that actuation generator can be produced carries out the configuration of address information in advance, and the target excitation after address information configuration is sent to desired value maker and line card, wherein, address information is the address of target excitation in the first queue.
Optionally, this method of testing comprises further:
According to the address information in the target excitation after address information configuration, the first result of calculation that desired value maker exports is stored to the correspondence position in the first queue;
The second result of calculation that target excitation after address information configuration and line card export is stored to the second queue.
In addition, this method of testing comprises further:
Before the first result of calculation and the second result of calculation being contrasted, obtain the target excitation in the second queue after address information configuration and the second result of calculation;
From the first queue, the first result of calculation of corresponding target excitation is obtained according to the address information in the target excitation after address information configuration.
According to a further aspect in the invention, a kind of testing apparatus of line card is provided.
This testing apparatus comprises:
Configuration module, for the type of network interface according to line card, predetermined common template is configured, generates the actuation generator of map network interface type, wherein, the general character content of the actuation generator of corresponding multiple network interface type is comprised in predetermined common template;
Sending module, is sent to desired value maker and line card for the target excitation produced by the actuation generator after configuration;
First computing module, for being calculated the target excitation that desired value maker receives by predetermined algorithm, being obtained the first result of calculation of respective desired values maker and exporting;
Second computing module, for being calculated the target excitation that line card receives by predetermined algorithm, being obtained the second result of calculation of corresponding line card and exporting;
Contrast module, for the first result of calculation and the second result of calculation being contrasted, when comparing result is different, determines that line card is abnormal.
Wherein, this sending module comprises:
Configuration submodule, the target excitation for being produced by actuation generator carries out the configuration of address information in advance, and wherein, address information is the address of target excitation in the first queue;
Send submodule, for the target excitation after address information configuration is sent to desired value maker and line card.
Optionally, this testing apparatus comprises further:
First memory module, for according to the address information in the target excitation after address information configuration, is stored to the correspondence position in the first queue by the first result of calculation that desired value maker exports;
Second memory module, is stored to the second queue for the second result of calculation target excitation after address information configuration and line card exported.
Optionally, this testing apparatus comprises further:
First acquisition module, for before the first result of calculation and the second result of calculation being contrasted, obtains the target excitation after address information configuration in the second queue and the second result of calculation;
Second acquisition module, for obtaining the first result of calculation of corresponding target excitation from the first queue according to the address information in the target excitation after address information configuration.
The present invention, by safeguarding unified for the public information of the different actuation generators of corresponding different network type interface, achieves dissimilar actuation generator fast, reduces data redundancy amount, makes test platform be easy to safeguard; Simultaneously by arranging the mechanism of line card exception, thus the defect of tested line card can be located by fast finding, shortening line card market periods and improving stability simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the flow chart of the method for testing of line card according to the embodiment of the present invention;
Fig. 2 is the schematic diagram of the actuation generator according to the embodiment of the present invention;
Fig. 3 is the flow chart of the method for testing of line card according to another embodiment of the present invention;
Fig. 4 is the block diagram of the testing apparatus of line card according to the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
According to embodiments of the invention, provide a kind of method of testing of line card.
As shown in Figure 1, comprise according to the method for testing of the line card of the embodiment of the present invention:
Step S101, according to the type of network interface of line card, is configured predetermined common template, generates the actuation generator of map network interface type, wherein, comprises the general character content of the actuation generator of corresponding multiple network interface type in predetermined common template;
Step S103, is sent to desired value maker and line card by the target excitation that the actuation generator after configuration produces;
Step S105, desired value maker is calculated target excitation by identical pre-defined algorithm respectively with line card, obtains the first result of calculation of respective desired values maker and the second result of calculation of corresponding line card and exports;
Step S107, contrasts the first result of calculation and the second result of calculation, when comparing result is different, determines that line card is abnormal.
Wherein, the function realized due to the line card of different network type access is consistent, so correspond in integration testing platform, just driving source is different, and the most basic unit is all IP message, utilize the feature that excitation base board unit is identical in the present embodiment, as shown in Figure 1, construct a basic_calss (a kind of empty class) in the present embodiment, wherein, comprise corresponding multiple network interface type in empty class basic_class (i.e. common template) and (comprise existing popular gigabit ethernet interface here, ten thousand mbit ethernet interfaces, 2.5GPOS interface, 10GPOS interface) the general character content (attribute of such as basic I P message and the method for process IP message) of actuation generator, so in this example as can be seen from Figure 2, the present embodiment has all carried out the realization of common template to the network interface of above-mentioned Four types, namely, according to the type of network interface of line card, basic_class is configured, thus generate the actuation generator of map network interface type, concrete, as can be seen from Figure 2, the present embodiment adopts the mode to empty class basic_class inherits to achieve gigabit ethernet interface, ten thousand mbit ethernet interfaces, 2.5GPOS interface, four actuation generators of 10GPOS interface, be respectively pos_class, 10pos_class, ge_class, xge_class,
Wherein, when inheriting basic_class, can according to the attribute of the type of interface to IP message, such as five-tuple (source IP address, object IP address, source port, destination interface, agreement), message length; And the method for process IP message, such as arrange and obtain the methods such as IP message product degree, load, five-tuple and be configured realization respectively.
In addition, in one embodiment, the interface due to different network type may also exist some specific functions, and therefore, the method for testing according to the embodiment of the present invention also can comprise:
According to the type of network interface of line card, predetermined privately owned template is configured, wherein, the initial condition of privately owned template is space state, it is different from the difference content of the actuation generator of the type of other network interfaces for the actuation generator storing map network interface type, such as, be specifically different from member and the method for other types interface.
So after the type of the network interface according to line card is to common template and privately owned template configuration, the line card of actuation generator to different interface type formed after just can utilizing configuration is tested, Fig. 3 then shows concrete testing process, as can be seen from Figure 3, test platform in the present embodiment comprises actuation generator, excitation driver, expected result maker (desired value maker), response monitor, detector, log generator, and concrete mode of operation is as follows:
According to the configuration to basic_class, actuation generator can generate in the excitation of above-mentioned four kinds of interface types one or more, and encourage member (namely, excitation) can produce while actuation generator has configured, excitation (i.e. target excitation, can be one also can be multiple) produce while, system can set up expectation queue, and expecting the address in queue for the target excitation produced distributes it, then address information is configured to this target excitation, here configuration mode is added in the middle of target excitation using address information as label, then the target excitation stamping label can be stored in excitation pond by system, simultaneously, also target excitation can be stored according to this label the relevant position expected in queue,
Then, excitation driver will obtain data (i.e. target excitation from excitation pond, it should be noted that, the follow-up target excitation mentioned is all with label), and be sent to tested line card (i.e. tested design) by bus functional model, simultaneously, desired value maker also can obtain driving source as pass devices, namely from excitation pond, obtains target excitation;
Then the tested line card and the desired value maker that obtain target excitation can use identical algorithm to calculate the target excitation obtained, and will obtain first result of calculation (desired value) of respective desired values maker and second result of calculation (end value) of corresponding line card;
Wherein, the desired value calculated will be searched queue position corresponding to this target excitation according to the label information in this target excitation by desired value maker in expectation queue, is then stored in this queue position by this desired value;
Tested line card then can be sent to response monitor by the end value calculated and with the target excitation of label, then monitor is responded by bus functional model by this end value and be stored in corresponding response queue with the target excitation of label, detector then can obtain this target excitation and end value from this response queue, and read out the label of this target excitation, then expecting according to this label the position determining this target excitation in queue, then the desired value of this target excitation is obtained from the corresponding position expected queue, then the desired value of acquisition and end value are contrasted, comparing result then generates correct or wrong information by log generator, wherein, if it is different that comparing result is the two, then generate the information of tested line card exception, if and comparing result be the two identical when, then generate the normal information of tested line card, achieve the integration testing of the safety product to multi input interface type at this point.
According to embodiments of the invention, additionally provide a kind of testing apparatus of line card.
As shown in Figure 4, comprise according to the testing apparatus of the line card of the embodiment of the present invention:
Configuration module 41, for the type of network interface according to line card, predetermined common template is configured, generates the actuation generator of map network interface type, wherein, the general character content of the actuation generator of corresponding multiple network interface type is comprised in predetermined common template;
Sending module 42, is sent to desired value maker and line card for the target excitation produced by the actuation generator after configuration;
First computing module 43, for being calculated the target excitation that desired value maker receives by predetermined algorithm, being obtained the first result of calculation of respective desired values maker and exporting;
Second computing module 44, for being calculated the target excitation that line card receives by predetermined algorithm, being obtained the second result of calculation of corresponding line card and exporting;
Contrast module 45, for the first result of calculation and the second result of calculation being contrasted, when comparing result is different, determines that line card is abnormal.
Wherein, in one embodiment, comprise according to the sending module 42 of the embodiment of the present invention:
Configuration submodule (not shown), the target excitation for being produced by actuation generator carries out the configuration of address information in advance, and wherein, address information is the address of target excitation in the first queue;
Send submodule (not shown), for the target excitation after address information configuration is sent to desired value maker and line card.
Optionally, in one embodiment, comprise further according to the testing apparatus of the embodiment of the present invention:
First memory module (not shown), for according to the address information in the target excitation after address information configuration, is stored to the correspondence position in the first queue by the first result of calculation that desired value maker exports;
Second memory module (not shown), is stored to the second queue for the second result of calculation target excitation after address information configuration and line card exported.
Optionally, in one embodiment, comprise further according to the testing apparatus of the embodiment of the present invention:
First acquisition module (not shown), for before the first result of calculation and the second result of calculation being contrasted, obtains the target excitation after address information configuration in the second queue and the second result of calculation;
Second acquisition module (not shown), for obtaining the first result of calculation of corresponding target excitation from the first queue according to the address information in the target excitation after address information configuration.
In sum, by means of technique scheme of the present invention, by the message (excitation) adopting the method for empty class and succession to realize Four types, and by the total information unification of the excitation of Four types is safeguarded, reduce data redundancy amount, make test platform be easy to safeguard; And for needing the system under test (SUT) of packet loss, the mode by tag storage desired value of the present invention is faster compared to adopting the test speed of sliding window storage desired value; Simultaneously this test platform has abundant error message, thus can fast finding positioning product defect, shortens the launch cycle and improves stability simultaneously.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of testing for line card, is characterized in that, comprising:
According to the type of network interface of line card, predetermined common template is configured, generates the actuation generator of corresponding described type of network interface, wherein, in described predetermined common template, comprise the general character content of the actuation generator of corresponding multiple network interface type;
The target excitation that described actuation generator after configuration produces is sent to desired value maker and described line card;
Described desired value maker is calculated described target excitation by identical pre-defined algorithm respectively with described line card, obtains the first result of calculation of corresponding described desired value maker and the second result of calculation of the described line card of correspondence and exports;
Described first result of calculation and described second result of calculation are contrasted, when comparing result is different, determines that described line card is abnormal.
2. method of testing according to claim 1, is characterized in that, comprises further:
According to the type of network interface of described line card, predetermined privately owned template is configured, wherein, the initial condition of described privately owned template is space state, and it is different from the difference content of the actuation generator of the type of other network interfaces for the actuation generator storing corresponding described type of network interface.
3. method of testing according to claim 1, is characterized in that, when being configured described common template, the object of configuration comprise following one of at least: the attribute of IP message, the method for process IP message.
4. method of testing according to claim 1, is characterized in that, the target excitation that produces of described actuation generator after configuration is sent to described desired value maker and described line card comprises:
The described target excitation produced by described actuation generator carries out the configuration of address information in advance, described target excitation after address information configuration is sent to described desired value maker and described line card, wherein, described address information is the address of described target excitation in the first queue.
5. method of testing according to claim 4, is characterized in that, comprises further:
According to the address information in the described target excitation after address information configuration, described first result of calculation that described desired value maker exports is stored to the correspondence position in described first queue;
Described second result of calculation that described target excitation after address information configuration and described line card export is stored to the second queue.
6. method of testing according to claim 4, is characterized in that, comprises further:
Before described first result of calculation and described second result of calculation being contrasted, obtain the described target excitation in described second queue after address information configuration and described second result of calculation;
From described first queue, described first result of calculation of corresponding described target excitation is obtained according to the address information in the described target excitation after address information configuration.
7. a testing apparatus for line card, is characterized in that, comprising:
Configuration module, for the type of network interface according to line card, predetermined common template is configured, generates the actuation generator of corresponding described type of network interface, wherein, the general character content of the actuation generator of corresponding multiple network interface type is comprised in described predetermined common template;
Sending module, is sent to desired value maker and described line card for the target excitation produced by the described actuation generator after configuration;
First computing module, for being calculated the described target excitation that described desired value maker receives by predetermined algorithm, being obtained the first result of calculation of corresponding described desired value maker and exporting;
Second computing module, for being calculated the described target excitation that described line card receives by described predetermined algorithm, being obtained the second result of calculation of corresponding described line card and exporting;
Contrast module, for described first result of calculation and described second result of calculation being contrasted, when comparing result is different, determines that described line card is abnormal.
8. testing apparatus according to claim 7, is characterized in that, described sending module comprises:
Configuration submodule, the described target excitation for being produced by described actuation generator carries out the configuration of address information in advance, and wherein, described address information is the address of described target excitation in the first queue;
Send submodule, for the described target excitation after address information configuration is sent to described desired value maker and described line card.
9. testing apparatus according to claim 8, is characterized in that, comprises further:
First memory module, for according to the address information in the described target excitation after address information configuration, is stored to the correspondence position in described first queue by described first result of calculation that described desired value maker exports;
Second memory module, is stored to the second queue for the described second result of calculation described target excitation after address information configuration and described line card exported.
10. testing apparatus according to claim 8, is characterized in that, comprises further:
First acquisition module, for before described first result of calculation and described second result of calculation being contrasted, obtains the described target excitation after address information configuration in described second queue and described second result of calculation;
Second acquisition module, for obtaining the first result of calculation of corresponding described target excitation from described first queue according to the address information in the described target excitation after address information configuration.
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| CN108111493A (en) * | 2017-12-13 | 2018-06-01 | 盛科网络（苏州）有限公司 | The production method and device of a kind of excited message |
| CN111983429A (en) * | 2020-08-19 | 2020-11-24 | Oppo广东移动通信有限公司 | Chip verification system, chip verification method, terminal and storage medium |
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| CN104601255B (en) | 2017-07-07 |
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