CN111865710A - Remote equipment debugging system based on public network environment - Google Patents
Remote equipment debugging system based on public network environment Download PDFInfo
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- CN111865710A CN111865710A CN202010561809.7A CN202010561809A CN111865710A CN 111865710 A CN111865710 A CN 111865710A CN 202010561809 A CN202010561809 A CN 202010561809A CN 111865710 A CN111865710 A CN 111865710A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- 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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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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]
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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
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
Abstract
The invention discloses a remote equipment debugging system based on a public network environment, and relates to the technical field of computers. The system comprises a debugging host, a proxy server communicated with the debugging host and at least 1 remote terminal, wherein each remote terminal is associated with the proxy server through a unique port number; the debugging host, the proxy server and each remote terminal are deployed with remote debugging programs required by the debugged equipment, and the programs comprise an SSH (secure Shell), a VNC (virtual network computer), socks5 proxy and an HTTP proxy. The invention does not need technical butt joint of field personnel, and the self adopted proxy server is not limited by the local network environment and is not limited by the universal remote communication software. The invention can directly access and debug the corresponding equipment without technical butt joint of field personnel, thereby obviously improving the debugging precision and efficiency and greatly reducing the debugging difficulty.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a remote equipment debugging system based on a public network environment.
Background
With the wide application of computer technology in enterprises and public institutions, except provincial and provincial cities and large and medium-sized cities, the situation that machine rooms are built by enterprises and public institutions in different levels and even counties and counties is more and more, the technical talents of the small and medium-sized cities are insufficient, the operation and maintenance expenses of the small and medium-sized cities are insufficient, personnel with enough technical capacity cannot be hired to carry out operation and maintenance of the machine rooms, particularly, fault routing inspection and elimination work is carried out, and when corresponding manufacturers are hired to carry out treatment, the problems of insufficient timeliness and high single inspection cost can occur.
For the small and medium-sized units, the debugging mode of maintaining the self-built machine room is generally as follows: the remote technical service is used for interfacing with a corresponding maintenance company, and usually telephone communication is mainly used, and remote communication chat software is used as an auxiliary software (such as QQ).
The debugging mode has the following defects:
(1) the debugging mode requires the capability of field personnel to communicate with a remote technical consultant; and the debugging mode adopts general remote communication software, and if abnormity occurs due to non-debugging technical reasons such as field local network environment or remote communication software, corresponding maintenance personnel can only be called for help. Therefore, the debugging mode is limited by professional ability of field personnel, local network environment and general communication software, so that the debugging efficiency is reduced, and the debugging difficulty is increased.
(2) The remote technical consultant can only debug the equipment in a 'switching' mode (namely commanding field personnel to debug), and cannot debug the equipment in person, so that the problem of difficulty in accurate positioning can be caused, the maintenance precision is greatly reduced, and the debugging difficulty is further increased.
In view of this, at present, the maintenance and debugging of the equipment by various large IT equipment manufacturers and professional operation and maintenance companies are mainly based on field maintenance, and the remote technical support mainly plays a role in fault registration and customer service.
Disclosure of Invention
Aiming at the defects in the prior art, the invention solves the technical problems that: the system special for debugging the remote equipment is provided, so that the debugging precision and efficiency are obviously improved, and the debugging difficulty is greatly reduced.
In order to achieve the above object, the remote device debugging system based on the public network environment provided by the present invention comprises: the system comprises a debugging host, a proxy server communicated with the debugging host and at least 1 remote terminal, wherein each remote terminal is associated with the proxy server through a unique port number; remote debugging programs needed by debugged equipment are deployed on the debugging host, the proxy server and each remote terminal, and the programs comprise an SSH (secure Shell), a VNC (virtual network computer), socks5 proxy and an HTTP proxy;
The work flow of the remote equipment debugging system based on the public network environment comprises the following steps:
s1: the proxy server monitors the port number of each remote terminal; after the remote terminal is started, sending a connection request to a proxy server, wherein the connection request comprises proxy server information; after monitoring the corresponding port number, the proxy server establishes connection with the corresponding remote terminal;
s2: the remote terminal informs the debugged information of the debugged equipment to a debugging host through the proxy server;
s3: the debugging host sends debugging information to the proxy server, wherein the debugging information comprises proxy server information, a port number of a remote terminal and debugged equipment information; after receiving the debugging information, the proxy server initiates an access request to a remote terminal corresponding to the port number; after receiving the access request, the remote terminal accesses the debugged equipment corresponding to the debugged equipment information;
s4: the debugging host, the proxy server and the remote terminal all run remote debugging programs needed by the debugged equipment.
On the basis of the above technical solution, if S1 is executed for the first time or a debuggee device is newly added, then the following steps are further included after S1: after the remote terminal is successfully connected with the debugged equipment, the remote terminal forms a unique debugging port information by the local port number and the port number of the debugged equipment, and determines a remote debugging program required by the debugged equipment as a remote debugging program corresponding to the debugging port information; the remote terminal associates the debugging port information with the corresponding debugged equipment; the control host, the proxy server and the remote terminal all associate the debugging port information with the corresponding remote debugging program.
On the basis of the foregoing technical solution, the debugged information in S2 includes debug port information associated with the debugged device, and the specific flow of S2 includes: the remote terminal sends the debugged information to the proxy server, and the proxy server sends the debugged information to the debugging terminal held by the corresponding authorized personnel; after receiving the authorization information returned by the debugging terminal, the proxy server opens a special debugging channel connected with the debugging host; in S3, the debug host sends debug information to the proxy server via the dedicated debug channel.
On the basis of the above technical solution, the specific process of S3 includes: the debugging host sends debugging information to the proxy server, wherein the debugging information comprises proxy server information and debugging port information comprising the port number of the remote terminal and debugged equipment information; the proxy server initiates an access request to a corresponding remote terminal according to a remote terminal part in the debugging port information; and the remote terminal accesses the corresponding debugged equipment according to the debugged equipment part in the debugging port information.
On the basis of the above technical solution, the specific process of S4 includes: and the debugging host, the proxy server and the remote terminal determine the remote debugging program associated with the debugging port information as the remote debugging program required by the debugged equipment and operate the remote debugging program.
Based on the above technical solution, the proxy server information in S1 and S3 includes a proxy server IP or a domain name.
On the basis of the technical scheme, the number of the proxy servers is at least 3, wherein 1 is a total proxy server, the total proxy server monitors the resource occupancy rate of each proxy server, and controls the proxy servers with the resource occupancy rates larger than the threshold value not to monitor the port number, and only controls the proxy servers with the resource occupancy rates below the threshold value to monitor the port number.
On the basis of the above technical solution, the remote terminal includes:
the wireless communication module is used for connecting the proxy server and debugged equipment;
the SIM telephone card is used for communicating with the outside;
a battery module for internal power supply and charging;
the power supply module is used for being connected with the outside;
the embedded mainboard is used for bearing the modules and is provided with an arm chip, a power management chip, a storage chip and a plurality of connecting interfaces.
Compared with the prior art, the invention has the advantages that:
(1) the debugging host computer respectively penetrates an internal network where the debugging host computer is located and an internal network where the user terminal is located in a mode of 2-time agent (the agent server is used as a first agent and the remote terminal is used as a second agent). Therefore, the invention does not need technical butt joint of field personnel, and the self adopted proxy server is not limited by the local network environment and is not limited by the universal remote communication software.
Meanwhile, the invention realizes that debugging personnel directly accesses and debugs the corresponding equipment on the debugging host through the self system, thereby accurately positioning the problem and debugging the equipment.
Furthermore, the invention deploys a plurality of remote debugging programs needed by the debugged equipment in the system in advance, thereby being applicable to a plurality of different debugged equipment and having wider application range.
In view of the above, the invention significantly improves the debugging precision and efficiency, greatly reduces the debugging difficulty, and truly realizes the accurate debugging of the equipment in a remote manner without engaging full-time operation and maintenance personnel to operate on site.
(2) The invention only plays a role in connecting remote technicians and field devices during working, does not store any debugged device data, is encrypted in the data transmission process, can be directly powered off when not in use, and is suitable for enterprises with high confidentiality degree.
Drawings
Fig. 1 is a schematic diagram illustrating a debugging connection mode of a remote device debugging system based on a public network environment in an embodiment of the present invention;
fig. 2 is a service structure diagram of a remote device debugging system in a public network environment for providing remote debugging operations according to an embodiment of the present invention;
Fig. 3 is a schematic diagram of a forwarding process of a remote device debugging system based on a public network environment on an IP/TCP layer in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, a remote device debugging system based on a public network environment in an embodiment of the present invention includes:
the debugging host is used for debugging personnel to debug the equipment remotely;
the proxy server is communicated with the debugging host, the proxy server is a local server or a cloud server, and the communication mode of the proxy server and the debugging host is wired connection or wireless connection;
at least 1 remote terminal communicating with the proxy server, each remote terminal being associated with the proxy server by a unique port number;
remote debugging programs needed by debugged equipment are deployed on the debugging host, the proxy server and each remote terminal, and the programs include an SSH (Secure Shell), a VNC (Virtual Network Console), a socks5 proxy, an HTTP proxy and the like.
The work flow of the remote equipment debugging system based on the public network environment comprises the following steps:
s1: referring to fig. 2, the proxy server automatically runs an intranet transparent program, that is, starts and monitors the port number of each remote terminal; after the remote terminal is started (generally, the remote terminal is started because debugged equipment needs to be debugged), a connection request is sent to a proxy server through a wireless communication module, and the connection request comprises proxy server information (proxy server IP or domain name); the proxy server monitors the connection request sent by the corresponding port number (for example, the port number 9000), and establishes the TCP connection after mutually verifying the key with the corresponding remote terminal.
Optionally, the number of the proxy servers may be multiple, wherein 1 is a total proxy server, the total proxy server monitors the resource occupancy rate of each proxy server, and controls the proxy servers whose resource occupancy rates are greater than the threshold value not to monitor the port number, and only controls the proxy servers whose resource occupancy rates are less than the threshold value to monitor the port number, so as to implement load balancing, and reasonably utilize and allocate resources.
S2: the remote terminal informs the debugged information of the debugged equipment to the debugging host through the proxy server.
S3: the debugging host sends debugging information to the proxy server, wherein the debugging information comprises server information, a port number of a remote terminal and debugged equipment information; after receiving the debugging information, the proxy server initiates an access request to a corresponding remote terminal (corresponding to the remote terminal through a port number); and after receiving the access request, the remote terminal accesses the corresponding debugged equipment (corresponding to the debugged equipment information). Referring to fig. 2, at this time, the debugging host penetrates through the intranet where the debugging host is located and the intranet where the user terminal is located respectively in a mode of 2 times of proxy (the proxy server is the first proxy and the remote terminal is the second proxy), and directly accesses the corresponding device.
S4: the debugging host, the proxy server and the remote terminal all run remote debugging programs needed by the debugged equipment so as to realize that debugging personnel debug and check the debugged equipment in the debugging host.
Preferably, if S1 is executed for the first time or a newly added debuggee device, the following steps are further included after S1:
after the remote terminal and the debugged equipment are successfully connected (the basic requirement of successful connection is that a remote debugging program required by the debugged equipment exists on the remote terminal), the remote terminal forms a unique debugging port information by the local port number and the port number of the debugged equipment, and determines the remote debugging program required by the debugged equipment as a remote debugging program corresponding to the debugging port information; the remote terminal associates the debugging port information with the corresponding debugged equipment; the control host, the proxy server and the remote terminal all associate the debugging port information with the corresponding remote debugging program.
The debug port information is exemplified as follows:
referring to fig. 3, for example, if the local port number of the remote terminal-1 is 8000, and the remote terminal-1 is connected to 2 debugged devices 1 (with the port number of 80) and 2 (with the port number of 22), the debugged port information of the debugged devices 1 and 2 is 8080 and 8022, respectively; the port number of the remote terminal-2 is 9000, and the remote terminal-2 is connected to 2 debugged devices 3 (with the port number of 80) and 4 (with the port number of 22), so that the debugged port information of the debugged devices 3 and 4 is 9080 and 9022, respectively.
On this basis, the debugged information in S2 includes debug port information associated with the debugged device, and the specific flow of S2 includes:
the remote terminal sends the debugged information to the proxy server, the proxy server sends the debugged information to a debugging terminal (the debugging terminal can be a mobile phone, a tablet computer or a PC, the debugged information can be specifically a short message of' request for debugging and authorization of equipment with port number xxx. In S3, the debug host sends debug information to the proxy server via the dedicated debug channel.
The reason for this is that: as can be seen from the above, the process of establishing connection and collecting information in debugging of the invention is basically full-automatic, and the step of 'manual authorization' is added, so that the safety of the system can be further improved.
On this basis, the specific flow of S3 includes:
debugging personnel send debugging information to the proxy server through the debugging host, wherein the debugging information comprises proxy server information and debugging port information (namely the port number of the remote terminal and debugged equipment information); the proxy server initiates an access request to a corresponding remote terminal according to a remote terminal part (such as 8000 in 8022) in the debugging port information; the remote terminal accesses the corresponding debugged device (corresponding to the debugged device information) according to the debugged device part (e.g. 22 in 8022) in the debug port information.
Therefore, when the invention works, the corresponding remote terminal and debugged equipment can be automatically realized through the information of 1 debugging port, the communication mechanism is simple and practical, and the information display is clear and concise.
On this basis, the specific flow of S4 includes: and the debugging host, the proxy server and the remote terminal determine the remote debugging program associated with the debugging port information as the remote debugging program required by the debugged equipment and operate the remote debugging program.
Preferably, the remote terminal includes:
the wireless communication module (3G/4G communication module) is used for connecting the proxy server and the debugged equipment;
the SIM telephone card is used for communicating with the outside;
a battery module for internal power supply and charging;
the power supply module is used for being connected with the outside;
the embedded mainboard is used for bearing the modules and is provided with an arm chip, a power management chip, a storage chip and a plurality of connection interfaces (such as a USB interface and a GPIO interface).
The design can realize that:
1. wireless communication can be carried out with the outside, and no cable is bound when the mobile network is matched for use; the device has small dependence on the field environment, and is particularly suitable for the situation that the position needs to be moved repeatedly for troubleshooting;
2. Different interfaces can be used for connecting with corresponding debugged equipment, so that the method is flexible;
3. the built-in battery in the battery module can ensure the communication time of at least 5 hours, and is suitable for being used under the condition that a fixed power supply is not available or the position of the debugging cabinet needs to be frequently changed.
It should be noted that: in the system provided by the embodiment of the present invention, when performing communication between modules (for example, a debugging host, a proxy server, and a remote terminal), only the division of the functional modules is illustrated, and in practical applications, the function distribution may be completed by different functional modules according to needs, that is, the internal structure of the system is divided into different functional modules to complete all or part of the functions described above.
Further, the present invention is not limited to the above-mentioned embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (8)
1. A remote device debugging system based on public network environment is characterized in that the system comprises: the system comprises a debugging host, a proxy server communicated with the debugging host and at least 1 remote terminal, wherein each remote terminal is associated with the proxy server through a unique port number; remote debugging programs needed by debugged equipment are deployed on the debugging host, the proxy server and each remote terminal, and the programs comprise an SSH (secure Shell), a VNC (virtual network computer), socks5 proxy and an HTTP proxy;
The work flow of the remote equipment debugging system based on the public network environment comprises the following steps:
s1: the proxy server monitors the port number of each remote terminal; after the remote terminal is started, sending a connection request to a proxy server, wherein the connection request comprises proxy server information; after monitoring the corresponding port number, the proxy server establishes connection with the corresponding remote terminal;
s2: the remote terminal informs the debugged information of the debugged equipment to a debugging host through the proxy server;
s3: the debugging host sends debugging information to the proxy server, wherein the debugging information comprises proxy server information, a port number of a remote terminal and debugged equipment information; after receiving the debugging information, the proxy server initiates an access request to a remote terminal corresponding to the port number; after receiving the access request, the remote terminal accesses the debugged equipment corresponding to the debugged equipment information;
s4: the debugging host, the proxy server and the remote terminal all run remote debugging programs needed by the debugged equipment.
2. The system for remote device commissioning in a public-network-based environment of claim 1, wherein: if S1 is the first time or the newly added debuggee device, the method further includes the following steps after S1: after the remote terminal is successfully connected with the debugged equipment, the remote terminal forms a unique debugging port information by the local port number and the port number of the debugged equipment, and determines a remote debugging program required by the debugged equipment as a remote debugging program corresponding to the debugging port information; the remote terminal associates the debugging port information with the corresponding debugged equipment; the control host, the proxy server and the remote terminal all associate the debugging port information with the corresponding remote debugging program.
3. The system for remote device commissioning in a public-network-based environment of claim 2, wherein: the debugged information in S2 includes debug port information associated with the debugged device, and the specific flow of S2 includes: the remote terminal sends the debugged information to the proxy server, and the proxy server sends the debugged information to the debugging terminal held by the corresponding authorized personnel; after receiving the authorization information returned by the debugging terminal, the proxy server opens a special debugging channel connected with the debugging host; in S3, the debug host sends debug information to the proxy server via the dedicated debug channel.
4. The system for remote debugging of equipment under the public network environment as claimed in claim 3, wherein the specific process of S3 includes: the debugging host sends debugging information to the proxy server, wherein the debugging information comprises proxy server information and debugging port information comprising the port number of the remote terminal and debugged equipment information; the proxy server initiates an access request to a corresponding remote terminal according to a remote terminal part in the debugging port information; and the remote terminal accesses the corresponding debugged equipment according to the debugged equipment part in the debugging port information.
5. The system for remote debugging of devices under the public network environment according to claim 4, wherein the specific process of S4 includes: and the debugging host, the proxy server and the remote terminal determine the remote debugging program associated with the debugging port information as the remote debugging program required by the debugged equipment and operate the remote debugging program.
6. The system for remote device commissioning in a public network based environment of any one of claims 1 to 5, wherein: the proxy server information in S1 and S3 includes a proxy server IP or domain name.
7. The system for remote device commissioning in a public network based environment of any one of claims 1 to 5, wherein: the number of the proxy servers is at least 3, wherein 1 is a total proxy server, the total proxy server monitors the resource occupancy rate of each proxy server, controls the proxy servers with the resource occupancy rates larger than a threshold value not to monitor the port number, and only controls the proxy servers with the resource occupancy rates below the threshold value to monitor the port number.
8. The system for remote debugging of devices under the public network environment according to any of claims 1 to 5, wherein the remote terminal comprises:
the wireless communication module is used for connecting the proxy server and debugged equipment;
The SIM telephone card is used for communicating with the outside;
a battery module for internal power supply and charging;
the power supply module is used for being connected with the outside;
the embedded mainboard is used for bearing the modules and is provided with an arm chip, a power management chip, a storage chip and a plurality of connecting interfaces.
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| CN202010561809.7A CN111865710A (en) | 2020-06-18 | 2020-06-18 | Remote equipment debugging system based on public network environment |
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| CN113434352A (en) * | 2021-08-02 | 2021-09-24 | 东营安顺电气有限公司 | Remote debugging method and device for network computer system behaviors |
| CN114726850A (en) * | 2022-04-02 | 2022-07-08 | 福达新创通讯科技(厦门)有限公司 | VNC remote access method, device and storage medium |
| CN115310636A (en) * | 2022-09-05 | 2022-11-08 | 郑州华隆机械制造有限公司 | Press machine cloud data intelligent monitoring, analyzing and processing platform and method |
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Application publication date: 20201030 |