CN103375875B - system log recording method and device - Google Patents

Abstract

The invention discloses a system log recording method and device. Wherein, the method comprises the following steps: the method comprises the steps that an integrated controller of the central air conditioner determines that a user successfully enters a password function item of the integrated controller in a password login mode; the centralized controller executes input operation of a user and records operation time and operation content of the input operation, wherein the operation time comprises login time and logout time. By the invention, the logs of the air-conditioning system of the user can be collected in time, thereby achieving the effects of conveniently improving the setting of the central air conditioner and reducing the working difficulty of maintenance personnel.

Description

System log recording method and device

technical field

The present invention relates to the field of air conditioners, in particular to a system log recording method and device.

Background technique

At present, in order to facilitate the control of each terminal equipment, central air conditioners are equipped with centralized controllers. At the same time, in order to prevent non-professionals from making misoperations on the centralized controller’s own operating parameters or unit operating parameters, which will cause the machine to run abnormally or fail to work normally, it is usually necessary to use some related functions of the centralized controller. Protective measures for password login, thereby restricting unauthorized users from operating.

In the prior art, hierarchical authority management is implemented for the function items of the centralized controller. For example, the function items are divided into user level and manufacturer level. For the function operation of the manufacturer level, passwords are required to enter. The functions that require password access all involve the core operating parameters of the central air-conditioning system or the operating parameters of the centralized controller itself. Therefore, the time and content of operations through password login are very important for air-conditioning maintenance technicians.

However, the prior art does not provide a log recording method that can accurately record the operation time and operation content in the password login mode, so that the air-conditioning maintenance personnel cannot know the operation time and operation content of all password login operations, resulting in the central air conditioner. Or the centralized controller is more difficult to maintain.

Contents of the invention

The present invention provides a system log recording method and device to at least solve the above problems.

According to one aspect of the present invention, a system log recording method is provided, including: the centralized controller of the central air conditioner determines that the user has successfully entered the password function item of the centralized controller in a password login mode; the centralized controller executes the user's input operation, and Record the operation time and operation content of the input operation, wherein the operation time includes login time and logout time.

Preferably, the operation content includes one of the following two combinations: the registered function interface name, key value, and key operation real-time time; the registered function interface name, key value, key operation real-time time, and key operation parameters.

Preferably, before it is determined that the user successfully enters the function item of the centralized controller by means of password login, it also includes:

Accepts the power-on operation and initializes the functional devices and memory under the control of the centralized controller.

Preferably, the functional device includes: a micro control unit (Micro Control Unit, referred to as MCU), keys or a virtual keyboard, and a display; the memory includes: non-volatile flash memory (NAND Flash).

Preferably, the initialization of the functional devices and memory under the control of the centralized controller includes: powering on the MCU, NAND Flash, buttons or virtual keyboard, and the display; performing time calibration operations for the MCU.

Preferably, carry out time calibration operation for MCU by one of the following ways: carry out time calibration for MCU by the real-time clock (Real-Time Clock, be called for short RTC) circuit that is pre-set on the centralized controller; Or other devices equipped with RTC circuits communicate with the MCU for time calibration.

Preferably, determining that the user has successfully entered the password function item of the centralized controller in a password login mode includes: judging whether it is necessary to switch from the current interface to the display interface of the password function item according to the button operation input by the user, and if the judgment is yes, Pop up the password input box of the password function item; receive the password entered by the user through the password input box, judge whether the password is correct, and if it is correct, determine that the user has successfully logged into the password function item.

According to another aspect of the present invention, a system log recording device is provided, including: a determination module, used to determine the password function item that the user has successfully entered the centralized controller in the way of password login; an execution record module, used to execute the user's input operation, and record the operation time and operation content of the input operation, wherein the operation time includes login time and logout time.

Preferably, the operation content includes one of the following two combinations: the registered function interface name, key value, and key operation real-time time; the registered function interface name, key value, key operation real-time time, and key operation parameters.

Preferably, the device further includes: an initialization module, configured to accept a power-on operation, and initialize functional devices and memory under the control of the centralized controller, wherein the functional devices include: a micro control unit (MCU), a key or a virtual keyboard, and Display; memory includes: non-volatile flash memory (NAND Flash).

Through the present invention, the central air-conditioning central controller automatically records the air-conditioning system log of the user’s operation time and operation content in the password login mode, which solves the problem that the air-conditioning maintenance personnel cannot know the operation time and operation content of all password login operations. The maintenance of central air conditioners or centralized controllers is difficult, and then the user's air conditioning system logs can be collected in time, so as to facilitate the improvement of central air conditioner settings and reduce the work difficulty of maintenance personnel.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the present invention and constitute a part of the application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention. In the attached picture:

Fig. 1 is a flow chart of a system log recording method according to an embodiment of the present invention;

Fig. 2 is a flow chart of system log recording according to a preferred embodiment of the present invention;

Fig. 3 is a structural block diagram of a system log recording device according to an embodiment of the present invention;

Fig. 4 is a structural block diagram of a system log recording device according to a preferred embodiment of the present invention;

Fig. 5 is a schematic diagram of the hardware structure of a centralized controller according to a preferred embodiment of the present invention;

Fig. 6 is a transmission schematic diagram of copying system logs from a centralized controller using a U disk according to a preferred embodiment of the present invention.

Detailed ways

Hereinafter, the present invention will be described in detail with reference to the drawings and examples. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

Fig. 1 is a flow chart of a system log recording method according to an embodiment of the present invention. As shown in Fig. 1, the method mainly includes the following steps (step S102-step S104):

Step S102, the centralized controller of the central air-conditioning determines that the user has successfully entered the password function item of the centralized controller through password login;

Step S104, the centralized controller executes the user's input operation, and records the operation time and operation content of the input operation, wherein the operation time includes login time and logout time.

In this embodiment, the operation content may include one of the following two combinations: the name of the registered function interface, the key value of the key, and the real-time time of the key operation; The parameters of the operation. In practical applications, some function items do not contain key operation parameters, and the user may log out without modifying the parameters of the central air conditioner or centralized controller after successfully logging in to the password function item. Therefore, the parameters of key operations do not necessarily exist in every operation content.

In this embodiment, before step S102, the centralized controller may first receive the power-on operation of the entire air-conditioning system, and initialize the functional equipment and memory under the control of the centralized controller, wherein the functional equipment may include: a micro control unit (MicroControl Unit, referred to as MCU), buttons or virtual keyboard, and display; memory can include: non-volatile flash memory (NAND Flash). Therefore, in the process of initializing various devices and memories under the control of the centralized controller, it is mainly reflected in: powering on the MCU, NAND Flash, buttons or virtual keyboard, and the display; performing time calibration operations for the MCU.

In practical applications, the time calibration operation is performed for the MCU in one of the following two ways: (1) time calibration is performed for the MCU by a real-time clock (Real-Time Clock, referred to as RTC) circuit pre-set on the centralized controller; (2) Perform time calibration for the MCU by communicating with the host computer on the network or other devices equipped with RTC circuits.

In this embodiment, in the process of executing step S102, it is determined that the user has successfully entered the password function of the centralized controller through password login. In the display interface of the function item, if the judgment is yes, the password input box of the password function item pops up. When the user enters the password through the password input box, it is judged whether the password is correct. If it is correct, the user is finally determined to be successful. Login password function item.

The above system log recording method will be further described below in conjunction with the preferred embodiment shown in FIG. 2 .

Fig. 2 is a flow chart of system log recording according to a preferred embodiment of the present invention, as shown in Fig. 2, the flow process mainly includes the following steps (step S202-step S212):

Step S202, after the unit is powered on, complete the initialization of each peripheral register, initialize the registers related to the RTC circuit, NAND FLASH, LCD liquid crystal display and key functions, and enter the default home page of the unit;

Step S204, judging whether page switching is required according to the button operation input by the user, if it is necessary to switch pages and the page to be entered requires a password to enter, a password input box will pop up;

Step S206, the user enters the password, if the password is correct, then enters the function item interface (ie the interface of the above-mentioned password function item) determined according to the button operation in step S204, and the centralized controller records the name of the function item interface entered (In practical applications, multiple ways can be used to distinguish the names of different functional interfaces, for example, a unique identifier can be set for the name of each functional interface) and the time to enter the functional item interface;

Step S208, when the user exits the function item interface entered in step S206, the centralized controller records the interface identifier and the time of exiting the interface.

Step S210 (optional), when the user needs to analyze the data about the password login operation, insert the U disk into the USB interface of the centralized controller, and copy out the relevant historical data of password login according to the interface prompt of the centralized controller;

Step S212 (optional), use a personal computer (PC) to analyze the data related to password login copied out of the USB.

It should be noted that in the above process log recording process, the entire process of recording the system log is completed by the time of step S208, but in practical applications, in order to view and analyze the recorded system log data, the system log can be The data is copied from the centralized controller (the USB interface can be set on the centralized controller, which is convenient for copying with USB storage settings), and then the system log data is analyzed. Therefore, step S210 and step S212 are optional, and in practical applications, it may be decided as required whether to copy, view, and analyze the above-mentioned system log data.

The system log recording method provided by the above-mentioned embodiment can automatically record the air-conditioning system log of the user’s operation time and operation content in the password login mode, and then achieve timely collection of the user’s air-conditioning system log, thereby facilitating the improvement of central air-conditioning settings. The effect of reducing the work difficulty of maintenance personnel.

Fig. 3 is a structural block diagram of a system log recording device according to an embodiment of the present invention, the device is used to implement the system log recording method provided in the above embodiment, as shown in Fig. 3 , the device mainly includes: a determination module 10 and an execution recording module 20. Wherein, the determination module 10 is used to determine that the user successfully enters the password function item of the centralized controller in the password login mode; the execution recording module 20 is connected to the determination module 10, and is used to perform the user's input operation and record the operation time of the input operation and operation content, wherein the operation time includes login time and logout time.

In the embodiment of the present invention, the operation content may include one of the following two combinations: the name of the registered function interface, the key value of the key, and the real time of the key operation; the name of the registered function interface, the key value of the key, the real time of the key operation, and Parameters for keystrokes. In practical applications, some function items do not contain key operation parameters, and the user may log out without modifying the parameters of the central air conditioner or centralized controller after successfully logging in to the password function item. Therefore, the parameters of key operations do not necessarily exist in every operation content.

Fig. 4 is a structural block diagram of a system log recording device according to a preferred embodiment of the present invention. As shown in Fig. 4, the device may also include: an initialization module 30, connected to the determination module 10, used to accept power-on operations, and initialize centralized Functional devices and memory under the control of the controller, wherein the functional devices include: micro control unit (MCU), keys or virtual keyboard, and display; the memory includes: non-volatile flash memory (NAND Flash).

Of course, in practical applications, it is entirely possible to use modules that can perform the same functions as the above-mentioned functional modules.

In order to better understand the structure of the centralized controller of the central air conditioner, the structure of the centralized controller is briefly described below.

Fig. 5 is a schematic diagram of the hardware structure of the centralized controller according to a preferred embodiment of the present invention. As shown in Fig. 5, the centralized controller includes: micro control unit (MCU), button (virtual keyboard), LCD display, non-volatile flash memory ( NAND Flash) and USB interface.

In practical applications, users can operate the centralized controller through buttons (or touch screen) to complete function selection, password input and other work. The LCD liquid crystal display can display any function interface selected by the user. In order to more conveniently determine the name of the function interface selected by the user, the centralized controller can identify different function item pages with unique names on the software to distinguish them.

Preferably, a real-time clock (RTC) circuit can also be set on the centralized controller control board to provide real-time time (that is, time calibration), and the centralized controller can also communicate with the upper computer or other devices with a real-time clock circuit through a communication network. Device calibration time. The MCU can store the system log records corresponding to relevant operations, such as the name of the login function interface, login time and logout time, into the NAND Flash of the centralized controller (of course, in practical applications, it is not limited to this kind of flash memory at all).

In order to facilitate the copying of recorded system log data, the centralized controller is provided with a USB interface, and then the copied system log data can be placed on a PC for data analysis operations.

Among them, in the user interface of the centralized controller, different interfaces have unique identifiers, for example, the identifiers are mapped to titles, and different titles are reflected in the program through different assignments. In the implementation process, different interface identifiers can be obtained by judging the assignment of the title, and then judging which functional interface has been entered and whether the interface requires a password to enter.

For the system log recorded in the operation process after entering different functional interfaces, the keys of each interface can be defined first, and when the MCU inquires and obtains a valid key signal, it records the current operation interface, key value, and key operation of the key. Real-time time, parameters of button operation (some buttons are not involved); record all the above parameters in NANDFLASH, and then copy them out through the USB port. Here, please refer to FIG. 6 for the copying process (FIG. 6 is a transmission diagram of copying system logs from a centralized controller using a U disk according to a preferred embodiment of the present invention).

The system log recording device provided by the above-mentioned embodiment can automatically record the air-conditioning system log of the user’s operation time and operation content in the password login mode, and then achieve timely collection of the user’s air-conditioning system log, thereby facilitating the improvement of central air-conditioning settings. The effect of reducing the work difficulty of maintenance personnel.

From the above description, it can be seen that the present invention achieves the following technical effects: the central air-conditioning central controller automatically records the user's operation time and operation content in the air-conditioning system log in the password login mode, which solves the problem of air-conditioning maintenance. Personnel cannot know the operation time and operation content of all password login operations, which makes it difficult to maintain the central air conditioner or centralized controller, and then collects the user's air conditioner system logs in time, so as to facilitate the improvement of central air conditioner settings and reduce The effect of the maintainer's job difficulty.

Obviously, those skilled in the art should understand that each module or each step of the above-mentioned present invention can be realized by a general-purpose computing device, and they can be concentrated on a single computing device, or distributed in a network formed by multiple computing devices Alternatively, they may be implemented in program code executable by a computing device so that they may be stored in a storage device to be executed by a computing device, and in some cases in an order different from that shown here The steps shown or described are carried out, or they are separately fabricated into individual integrated circuit modules, or multiple modules or steps among them are fabricated into a single integrated circuit module for implementation. As such, the present invention is not limited to any specific combination of hardware and software.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a system journal recording method, is characterized in that, comprising:

The Centralized Controller of central air-conditioning determines that user successfully enters the cryptographic function item of described Centralized Controller in password login mode;

Described Centralized Controller performs the input operation of user, and records operating time and the content of operation of described input operation, and wherein, the described operating time comprises login time and post-set time;

Wherein, by interface identification, described Centralized Controller determines that the function interface that user enters and this function interface enter the need of password.

2. method according to claim 1, is characterized in that, described content of operation comprises one of following two kinds of combinations:

The function interface title, the button value that log in, and button operation real-time time;

The function interface title, button value, the button operation real-time time that log in, and the parameter of button operation.

3. method according to claim 2, is characterized in that, before determining that user successfully enters the function items of Centralized Controller in password login mode, also comprises:

Accept power on operation, and the function device initialized under the control of described Centralized Controller and memory.

4. method according to claim 3, is characterized in that,

Described function device comprises: micro-control unit MCU, button or dummy keyboard, and display;

Described memory comprises: nonvolatile flash memory NAND Flash.

5. method according to claim 4, is characterized in that, initializes the function device under the control of described Centralized Controller and memory, comprising:

For described MCU, described NAND Flash, described button or described dummy keyboard, and described display powers on;

For described MCU carries out operation time calibration.

6. method according to claim 5, is characterized in that, one of in the following manner carries out operation time calibration for described MCU:

Be that described MCU carries out time calibration by the real-time clock RTC circuit be set in advance on described Centralized Controller;

Be that described MCU carries out time calibration by the mode of carrying out communicating with the equipment that the host computer on network or other are provided with described RTC circuit.

7. method according to any one of claim 1 to 6, is characterized in that, determines that user successfully enters the cryptographic function item of Centralized Controller in password login mode, comprising:

Judging whether the display interface needing to be switched to described cryptographic function item from current interface according to the button operation of user's input, when being judged as YES, ejecting the Password Input frame of described cryptographic function item;

Receive the password of user by described Password Input frame input, judge that whether described password is correct, in the right circumstances, determine cryptographic function item described in user's Successful login.

8. a system journal tape deck, is characterized in that, comprising:

Determination module, for determining that user successfully enters the cryptographic function item of Centralized Controller in password login mode;

Perform logging modle, for performing the input operation of user, and record operating time and the content of operation of described input operation, wherein, the described operating time comprises login time and post-set time;

By interface identification, judge module, determines that the function interface that user enters and this function interface enter the need of password for described Centralized Controller.

9. device according to claim 8, is characterized in that, described content of operation comprises one of following two kinds of combinations:

The function interface title, the button value that log in, and button operation real-time time;

The function interface title, button value, the button operation real-time time that log in, and the parameter of button operation.

10. device according to claim 8 or claim 9, it is characterized in that, described device also comprises:

Initialization module, for accepting power on operation, and the function device initialized under the control of described Centralized Controller and memory, wherein,

Described function device comprises: micro-control unit MCU, button or dummy keyboard, and display;

Described memory comprises: nonvolatile flash memory NAND Flash.