CN105978979A - Abnormality diagnosis system and method for linux vehicle-mounted system - Google Patents
Abnormality diagnosis system and method for linux vehicle-mounted system Download PDFInfo
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- CN105978979A CN105978979A CN201610325186.7A CN201610325186A CN105978979A CN 105978979 A CN105978979 A CN 105978979A CN 201610325186 A CN201610325186 A CN 201610325186A CN 105978979 A CN105978979 A CN 105978979A
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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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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Abstract
The invention discloses an abnormality diagnosis system for a linux vehicle-mounted system in a vehicle engineering field, and the system comprises a linux vehicle-mounted entertainment system, a WEB server, and a PC end. The linux vehicle-mounted entertainment system is the master control core, and comprises modules: remote monitoring service, core dump service, log management service, SSH service, USB protocol stack, HTTP service, TCP/TP protocol stack, USB drive, WIFI drive, 3G drive, USB driver, WIFI module and 3G module. The WEB server is used for building the remote connection between a vehicle owner and a PC. The PC end provides a client, which is used for receiving an abnormality log, for a developer. The system carries out the storage of the abnormal states through employing the core dump technology of linux, achieves the remote connection and automatic uploading of the abnormality log through employing the technologies of wifi and 3G, and reports the abnormal state to the developer for analysis in the first time to maximum degree. The system and method can be used in a vehicle-mounted control system.
Description
Technical field
The present invention relates to a kind of vehicle control system, particularly to a kind of fault diagnosis system.
Background technology
Linux system is exploited natural resources with abundant third party due to its characteristic of increasing income, and is favored by increasing vehicle main frame manufacturer, but currently without unified interface standard, the debugging technique causing Linux system is the most various, is respectively arranged with pluses and minuses.Particularly in terms of remote debugging and long-range diagnosis, each manufacturer is all in the method oneself groping oneself at present.
The problem currently run in linux development process has: submit to test to carry out integration testing after software version is integrated, encounters problems and does not has log record and analysis means, and the machine generally requiring band debugging mouth carries out reproduction crawl log daily record.And the reproduction probability of some problem is the lowest, problem is caused to position in time.
Obvious current this abnormal grasping means cannot meet the project demands of reality, is badly in need of a kind of more efficient abnormal localization method more accurately to solve the problem that current practical item development runs into.
Summary of the invention
It is an object of the invention to provide a kind of linux onboard system abnormity diagnostic system, the core dump technology utilizing linux carries out the storage of abnormality, utilize wifi and 3G technology to realize remotely connection and abnormal log automatically to upload, to greatest extent state very first time when extremely occurring is reported developer and be analyzed.
The object of the present invention is achieved like this: a kind of linux onboard system abnormity diagnostic system and diagnostic method thereof, described diagnostic system includes linux
Vehicle entertainment system, WEB server and PC end；
Described linux vehicle entertainment system is master control core, including remote monitoring service, core
Dump service, log management service, SSH service, usb protocol stack, HTTP service, ICP/IP protocol stack, USB driving, WIFI driving, 3G driving, usb driver, WIFI module and 3G module；
WEB server is responsible for the long-range connection setting up between car machine and PC；
PC end provides the client receiving abnormal log for developer；
Described diagnostic method comprises the following steps:
Step 1), when certain program operation exception of system being detected, jumps to step 2)；
Step 2) detect whether to arrange the automatic upload function of startup, if starting, jumping to step 3), otherwise jumping to step 5)；
Step 3) detecting system is connected the most normal with WEB server, if connecting normal, jumping to step 4), otherwise jumping to step 8)
Abnormal log is uploaded by step 4), and points out user's abnormal log to upload successfully；
Step 5) system prompts user currently has program operation exception, and requires that user chooses whether to upload, and jumps to step 6)；
If step 6) user selects to upload, jump procedure 3), if user selects not upload, jump procedure 7)；
Step 7) carries out local abnormal storage management, exception kernel dump is carried out corresponding local management, it is ensured that subsequent user correctly can carry out USB derivation or WEB server manually imports；
Step 8) system prompts user chooses whether manually to connect WEB server, if selecting is to jump to step 13), otherwise jumps to step 9)；
Step 9) system prompts user chooses whether to use USB flash disk to derive, if selecting is to jump to step 10), otherwise jumps to step 7)；
Step 10) start USB flash disk detection program, detection USB flash disk whether insert, if be detected that USB flash disk already inserted into, jump to step 11), if detection USB flash disk be not inserted into, jump to step 12)；
Step 11) starts USB flash disk derives step, in the USB flash disk derive abnormal log, and points out user's USB flash disk to derive successfully；
Step 12) prompting user inserts USB flash disk, if user confirms to insert USB flash disk, then jumps to step 10), continues whether detection USB flash disk inserts successfully；
Step 13) enters and manually connects WEB server function, it is ensured that the functions such as WIFI connection and 3G network exploitation, end of operation jumps directly to step 3), and detection connects the most normal.
Compared with prior art, the beneficial effects of the present invention is:
1. make full use of wifi and the 3G module that current car machine carries, it is achieved remote journal monitoring and abnormal on-the-spot crawl；
2. pass through WEB server, it is possible to achieve the abnormal on-the-spot and network-side management of daily record, it is possible to achieve product development and Life cycle after sale are safeguarded；
Even if 3. not having the situation of any network, by the management system that car machine is local, tester also easily imports the abnormal on-the-spot developer of issuing in time by USB flash disk after abnormal generation and is analyzed, and is greatly improved development efficiency；
The most this fault grasping means ensure that fault is uploaded to PC end by WEB server or is stored in this locality by the very first time so that fault captures has real-time, and beneficially the timely solution of fault, improves the safety that vehicle runs.
As the further restriction of the present invention, described remote monitoring service is the brain of whole system, is responsible for processing whole service logic；
Core stack storage when capture program exits extremely is responsible in core dump service, is used for assisting to position some abnormal crash issues；
Log management service is responsible for system journal and stores accordingly and file management；
SSH service is that the linux of standard remotely logins service, and programmer can be allowed remotely to login car machine system, checks the daily record that corresponding daily record or remote download preserve；
HTTP service realizes the connection of car machine and WEB server, authenticates, communicates；
USB protocol stack is to realize the protocol basis that USB flash disk copies automatically；
USB drives, and can normally identify and load offer for USB flash disk and drive support；
USB driver, in order to connect USB storage device；
TCP/IP protocol stack is SSH service and the basis of HTTP service；
WIFI drives and ensures the smooth access to LAN of car function；
WIFI module provides the hardware of car machine access to LAN to realize；
3G drives and ensures that car machine can utilize 3G module to be successfully accessed the Internet, sets up and the connection of WEB server.
As the further restriction of the present invention, described WEB server can also provide uploading of car machine data, and the download function of PC end.
As the further restriction of the present invention, described PC end includes 2 functional modules: 1) WEB accesses client, it is possible to achieve download log information and exception Core Dump from WEB server；2) ssh client, can access car machine from PC end by SSH service.
Accompanying drawing explanation
Fig. 1 is the system architecture diagram of diagnostic system in the present invention.
Fig. 2 is the operational flow diagram of diagnostic method in the present invention.
Detailed description of the invention
A kind of linux onboard system abnormity diagnostic system as shown in Figure 1, including linux vehicle entertainment system, WEB server and PC end；
Described linux vehicle entertainment system is master control core, including remote monitoring service, core
Dump service, log management service, SSH service, usb protocol stack, HTTP service, ICP/IP protocol stack, USB driving, WIFI driving, 3G driving, usb driver, WIFI module and 3G module；
Described remote monitoring service is the brain of whole system, is responsible for processing whole service logic；
Core stack storage when capture program exits extremely is responsible in core dump service, is used for assisting to position some abnormal crash issues；
Log management service is responsible for system journal and stores accordingly and file management；
SSH service is that the linux of standard remotely logins service, and programmer can be allowed remotely to login car machine system, checks the daily record that corresponding daily record or remote download preserve；
HTTP service realizes the connection of car machine and WEB server, authenticates, communicates；
USB protocol stack is to realize the protocol basis that USB flash disk copies automatically；
USB drives, and can normally identify and load offer for USB flash disk and drive support；
USB driver, in order to connect USB storage device；
TCP/IP protocol stack is SSH service and the basis of HTTP service；
WIFI drives and ensures the smooth access to LAN of car function；
WIFI module provides the hardware of car machine access to LAN to realize；
3G drives and ensures that car machine can utilize 3G module to be successfully accessed the Internet, sets up and the connection of WEB server
WEB server is responsible for the long-range connection setting up between car machine and PC, and described WEB server can also provide uploading of car machine data, and the download function of PC end；
PC end provides the client receiving abnormal log for developer, and described PC end includes 2 functional modules: 1) WEB accesses client, it is possible to achieve download log information and exception Core Dump from WEB server；2) ssh client, can access car machine from PC end by SSH service.
A kind of linux onboard system abnormality diagnostic method as described in Figure 2, comprises the following steps:
Step 1) is when certain program operation exception of system, and remote monitoring service detects this exception, triggers upload service, jumps to step 2)；
Step 2) remote monitoring service first detect current system whether arrange startup automatic upload function, if started; would jump to step 3), otherwise jump to step 5)；
Step 3) remote monitoring service detecting system is connected the most normal with WEB server, in this step, HTTP service, 3G drive, all can coordinate collaborative work effect between 3G module and ICP/IP protocol stack, if connecting normal, jumping to step 4), otherwise jumping to step 8)
Abnormal log is uploaded by step 4), and points out user's abnormal log to upload successfully；
Step 5) remote monitoring service prompting user currently has program operation exception, and requires that user chooses whether to upload, and jumps to step 6)；
If step 6) user selects to upload, jump procedure 3), if user selects not upload, jump procedure 7)；
The daily management service function of step 7) linux vehicle entertainment system carries out local abnormal storage management, exception kernel dump is carried out corresponding local management, it is ensured that subsequent user correctly can carry out USB derivation or WEB server manually imports；
Step 8) system prompts user chooses whether manually to connect WEB server, if selecting is to jump to step 13), otherwise jumps to step 9)；
Step 9) system prompts user chooses whether to use USB flash disk to derive, if selecting is to jump to step 10), otherwise jumps to step 7)；
Step 10) start USB flash disk detection program, detection USB flash disk whether insert, if be detected that USB flash disk already inserted into, jump to step 11), if detection USB flash disk be not inserted into, jump to step 12)；
Step 11) starts USB flash disk derives step, in the USB flash disk derive abnormal log, and points out user's USB flash disk to derive successfully；
Step 12) prompting user inserts USB flash disk, if user confirms to insert USB flash disk, then jumps to step 10), continues whether detection USB flash disk inserts successfully, and usb protocol stack, USB drive and coordinate usb driver to realize the operation in this step；
Step 13) enters and manually connects WEB server function, ensure the functions such as WIFI connection and 3G network exploitation, end of operation jumps directly to step 3), detection connects the most normal, WIFI driving, WIFI module, 3G driving and the hardware supported that 3G module is the functions such as WIFI connection and 3G network exploitation.
When the present invention works, each several part in diagnostic system is coordinated work when diagnostic method runs.
The invention is not limited in above-described embodiment; on the basis of technical scheme disclosed by the invention; those skilled in the art is according to disclosed technology contents; need not performing creative labour and some of which technical characteristic just can be made some replacements and deformation, these are replaced and deformation is the most within the scope of the present invention.
Claims (4)
1. a linux onboard system abnormality diagnostic method, it is characterised in that comprise the following steps:
Step 1), when certain program operation exception of system being detected, jumps to step 2)；
Step 2) detect whether to arrange the automatic upload function of startup, if starting, jumping to step 3), otherwise jumping to step 5)；
Step 3) detecting system is connected the most normal with WEB server, if connecting normal, jumping to step 4), otherwise jumping to step 8)；
Abnormal log is uploaded by step 4), and points out user's abnormal log to upload successfully；
Step 5) system prompts user currently has program operation exception, and requires that user chooses whether to upload, and jumps to step 6)；
If step 6) user selects to upload, jump procedure 3), if user selects not upload, jump procedure 7)；
Step 7) carries out local abnormal storage management, exception kernel dump is carried out corresponding local management, it is ensured that subsequent user correctly can carry out USB derivation or WEB server manually imports；
Step 8) system prompts user chooses whether manually to connect WEB server, if selecting is to jump to step 13), otherwise jumps to step 9)；
Step 9) system prompts user chooses whether to use USB flash disk to derive, if selecting is to jump to step 10), otherwise jumps to step 7)；
Step 10) start USB flash disk detection program, detection USB flash disk whether insert, if be detected that USB flash disk already inserted into, jump to step 11), if detection USB flash disk be not inserted into, jump to step 12)；
Step 11) starts USB flash disk derives step, in the USB flash disk derive abnormal log, and points out user's USB flash disk to derive successfully；
Step 12) prompting user inserts USB flash disk, if user confirms to insert USB flash disk, then jumps to step 10), continues whether detection USB flash disk inserts successfully；
Step 13) enters and manually connects WEB server function, it is ensured that the functions such as WIFI connection and 3G network exploitation, end of operation jumps directly to step 3), and detection connects the most normal.
2. a linux onboard system abnormity diagnostic system, it is characterised in that include linux vehicle entertainment system, WEB server and PC end；
Described linux vehicle entertainment system is master control core, including remote monitoring service, core dump service, log management service, SSH service, usb protocol stack, HTTP service, ICP/IP protocol stack, USB driving, WIFI driving, 3G driving, usb driver, WIFI module and 3G module；
WEB server is responsible for the long-range connection setting up between car machine and PC；
PC end provides the client receiving abnormal log for developer.
A kind of linux onboard system abnormity diagnostic system the most according to claim 2, it is characterised in that described remote monitoring service is the brain of whole system, is responsible for processing whole service logic；
Core stack storage when capture program exits extremely is responsible in core dump service, is used for assisting to position some abnormal crash issues；
Log management service is responsible for system journal and stores accordingly and file management；
SSH service is that the linux of standard remotely logins service, and programmer can be allowed remotely to login car machine system, checks the daily record that corresponding daily record or remote download preserve；
HTTP service realizes the connection of car machine and WEB server, authenticates, communicates；
USB protocol stack is to realize the protocol basis that USB flash disk copies automatically；
USB drives, and can normally identify and load offer for USB flash disk and drive support；
USB driver, in order to connect USB storage device；
TCP/IP protocol stack is SSH service and the basis of HTTP service；
WIFI drives and ensures the smooth access to LAN of car function；
WIFI module provides the hardware of car machine access to LAN to realize；
3G drives and ensures that car machine can utilize 3G module to be successfully accessed the Internet, sets up and the connection of WEB server；
A kind of linux onboard system abnormity diagnostic system according to claim 2, it is characterised in that described WEB server can also provide uploading of car machine data, and the download function of PC end.
A kind of linux onboard system abnormity diagnostic system the most according to claim 2, it is characterised in that described PC end includes 2 functional modules: 1) WEB accesses client, it is possible to achieve download log information and exception Core Dump from WEB server；2) ssh client, can access car machine from PC end by SSH service.
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| CN107135106A (en) * | 2017-05-22 | 2017-09-05 | 成都宏软科技实业有限公司 | A kind of vehicle-mounted Wi Fi management systems |
| CN107135235A (en) * | 2017-07-05 | 2017-09-05 | 湖北鑫英泰系统技术股份有限公司 | A kind of multistage redirect after SSH connections source method for tracing and device |
| CN107294791A (en) * | 2017-07-25 | 2017-10-24 | 锐捷网络股份有限公司 | The abnormal repair method and device of vehicle-mounted WIFI equipment |
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| CN110308698A (en) * | 2018-03-20 | 2019-10-08 | 西门子股份公司 | Robot motion's reproducing method, device, system and storage medium |
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| CN111930585A (en) * | 2020-09-30 | 2020-11-13 | 延锋伟世通电子科技（南京）有限公司 | Full liquid crystal instrument real vehicle online debugging method based on USB Ethernet |
| CN111897585B (en) * | 2020-09-30 | 2021-01-26 | 延锋伟世通电子科技（南京）有限公司 | Linux-based multi-hardware adaptation method |
| US11184463B1 (en) | 2020-11-11 | 2021-11-23 | International Business Machines Corporation | Interacting with a client system to gather client data to use to diagnose a problem at the client system |
| CN112256551A (en) * | 2020-12-18 | 2021-01-22 | 智道网联科技(北京)有限公司 | Remote log capturing method and device, electronic equipment and storage medium |
| CN112687028A (en) * | 2020-12-23 | 2021-04-20 | 卡斯柯信号有限公司 | Automatic log downloading and backup method and device for ITCS (integrated circuit switching) vehicle-mounted equipment |
| CN112699056A (en) * | 2021-03-23 | 2021-04-23 | 统信软件技术有限公司 | Program debugging method, computing device and storage medium |
| CN113220516A (en) * | 2021-05-27 | 2021-08-06 | 东风电子科技股份有限公司 | System, method and device for realizing remote assistance debugging for intelligent cabin, processor and computer readable storage medium thereof |
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