CN112506543A - Multi-device software upgrading management method and system - Google Patents
Multi-device software upgrading management method and system Download PDFInfo
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- CN112506543A CN112506543A CN202011440599.2A CN202011440599A CN112506543A CN 112506543 A CN112506543 A CN 112506543A CN 202011440599 A CN202011440599 A CN 202011440599A CN 112506543 A CN112506543 A CN 112506543A
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Abstract
The invention discloses a multi-device software upgrading management method and a system, the method firstly establishes an index, distributes random seeds, then adds an index and an authorization code to software upgrading original data, generates a software upgrading package, and then transmits the software upgrading package through an upgrading maintenance interface to complete the verification of the upgrading package, the equipment upgrading and the data updating. The system consists of 3 parts of administrator equipment, upgrading management equipment and equipment to be upgraded. The method and the system technically ensure the consistency of the application upgrading file and the actual upgrading file, avoid the illegal upgrading problem in the multi-device software upgrading management and have high practical value.
Description
Technical Field
The invention belongs to the technical field of software upgrading management, and relates to a multi-device software upgrading management method and system.
Background
A complex system is often composed of a plurality of devices, and a uniform upgrading maintenance interface is reserved for the system in order to upgrade and maintain the devices. Although the interface provides a lot of convenience for system maintenance, devices in the system are usually produced by different manufacturers and are responsible for different personnel, the number of the involved personnel is large, and the management is complex, so that the risk of illegal upgrade exists, and faults and potential safety hazards are brought to system operation.
In order to avoid unauthorized device software upgrading, the existing method is usually implemented through a paper document approval mode, that is, a device principal submits a paper application to a system administrator, and corresponding device upgrading is performed after approval. Although the method ensures the legality of the software upgrading application in the management process, the problem of illegal upgrading still cannot be completely avoided because the consistency of the application upgrading file and the actual upgrading file cannot be technically ensured.
Disclosure of Invention
Objects of the invention
Aiming at the problem that the existing multi-device software upgrading management method can not completely avoid illegal upgrading, a multi-device software upgrading management method and a multi-device software upgrading management system are provided.
(II) technical scheme
In order to solve the technical problem, the multi-device software upgrading management method of the invention comprises the following steps:
step 1, establishing an index and distributing random seeds; establishing an index, namely numbering each device for supporting software upgrading in the system; distributing random seeds, namely distributing a random number to each device supporting software upgrading in the system to generate seeds, wherein the seed values of different devices are different; the index and the seed value are recorded in a data management module in the upgrading management equipment, and besides the index value and the seed value, the data management module simultaneously records the successful upgrading times and the upgrading failure times of each equipment; the index value, the seed value and the number of times of successful upgrade of each device are simultaneously recorded in a data access module of the administrator device, wherein the seed value is stored in an encrypted manner.
Step 2, submitting the original data of the software upgrade; that is, when the device needs software upgrade, the device responsible person submits the original data of the software upgrade to the system administrator.
Step 3, adding an index and an authorization code to generate a software upgrading package; after receiving the original data of the equipment software upgrading, a system administrator firstly generates a first random number according to the random number seed of the equipment and the successful upgrading times, then adds the random number into the original data of the software upgrading and calculates a hash value, and the obtained hash value is a first authorization code; and adding the equipment index value and the first authorization code to the original software upgrading data without the random number to obtain a software upgrading package. The process of generating the first authorization code is completed by a system administrator, when the first authorization code is generated, the number of successful upgrade times recorded in a data access module in the administrator device is added with 1 by default, and if the final upgrade fails, the system administrator is required to restore the number of successful upgrade times to an original value.
Step 4, checking the software upgrading package; the software upgrading package is transmitted through an upgrading maintenance interface, an upgrading management module in upgrading management equipment sends the software upgrading package to an upgrading package checking module after obtaining the software upgrading package, the upgrading package checking module unpacks the software upgrading package to obtain an equipment index value, a first authorization code and software upgrading original data, then a recorded equipment random number is obtained according to the equipment index value to generate a seed and successful upgrading times, then a second random number is generated according to the seed and the successful upgrading times, then the second random number is added into the software upgrading original data and a hash value is calculated, the obtained hash value is a second authorization code, whether the second authorization code is consistent with the first authorization code obtained by unpacking or not is judged, if so, the verification is successful, the equipment software upgrading in the step 5 is carried out, otherwise, the verification is failed, the step 5 is skipped, and the step 6 is directly carried out.
Step 5, upgrading equipment software; namely, the upgrading management module in the upgrading management equipment upgrades the software for the corresponding equipment through the equipment upgrading module according to the equipment index value and the software upgrading original data obtained in the step 4.
Step 6, updating data; namely, the data management module in the upgrade management equipment updates the recorded data; if the step 5 is successfully completed, updating the successful upgrading times of the upgrading equipment; and if the verification in the step 4 fails, updating the upgrading failure times of the equipment corresponding to the equipment index value, wherein the upgrading failure times can be read through an upgrading maintenance interface for system maintenance reference.
The invention also provides a multi-device software upgrading management system, which consists of administrator equipment, upgrading management equipment and equipment to be upgraded, wherein:
the administrator equipment consists of an equipment index distribution module, a random seed distribution module, a data access module and a software upgrade package generation module;
the equipment index distribution module is used for numbering each piece of equipment for supporting software upgrading in the system, and the equipment number is used as an index value of the equipment;
the random seed distribution module is used for distributing a random number to each device supporting software upgrading in the system to generate seeds, and the seed values of the random numbers of different devices are different;
and the data access module is used for accessing the index value, the seed value and the successful upgrading times of each device, wherein the seed value is stored in an encrypted manner.
The software upgrading package generation module is used for submitting original software upgrading data to a system administrator when the equipment needs software upgrading, generating a first random number according to the random number seed value and the successful upgrading times of the equipment after the system administrator receives the original software upgrading data of the equipment, and calculating a hash value according to the first random number and the original software upgrading data, wherein the obtained hash value is a first authorization code; adding the device index value and the first authorization code into original software upgrading data to generate a software upgrading package;
the upgrade management device consists of an upgrade maintenance interface, an upgrade management module, an upgrade package checking module, a data management module and a device upgrade module;
the upgrade maintenance interface is connected with the upgrade management module and provides a data transmission channel for sending the software upgrade package and reading system information such as upgrade failure times and the like;
the upgrade management module provides an upgrade management function for equipment in the system, and completes functions of equipment software upgrade, system information reading and the like through data interaction with the upgrade maintenance interface, the upgrade package verification module, the data management module and the equipment upgrade module;
the software upgrading package checking module is used for finishing the checking of the software upgrading package, and when the checking is successful, the equipment upgrading module finishes the equipment software upgrading;
the data management module is used for recording data such as index values, seed values, successful upgrading times, upgrading failure times and the like of each device, providing a data updating function, and updating the successful upgrading times of the upgrading device if the software of the device is upgraded successfully; if the software upgrading package fails to be checked, updating the upgrading failure times of the equipment corresponding to the equipment index value;
and the equipment upgrading module is used for carrying out software upgrading on corresponding equipment according to the equipment index value and the software upgrading original data, and is connected with equipment to be upgraded through a network port, a serial port or a JTAG interface.
The equipment to be upgraded is all equipment supporting software upgrading through an upgrade maintenance interface in the system.
(III) advantageous effects
The multi-device software upgrading management method and the multi-device software upgrading management system technically ensure the consistency of the application upgrading file and the actual upgrading file, avoid the illegal upgrading problem in multi-device software upgrading management and have high practical value.
Drawings
FIG. 1 is a method flowchart of a multi-device software upgrade management method and system of the present invention.
FIG. 2 is a block diagram of the system components of a multi-device software upgrade management method and system of the present invention.
Fig. 3 is a block diagram of administrator equipment in the multi-device software upgrade management method and system of the present invention.
Fig. 4 is a block diagram of an upgrade management device of a multi-device software upgrade management method and system of the present invention.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The number of devices supporting software upgrading in the system of the embodiment is N.
Referring to fig. 1, the specific implementation steps of the multi-device software upgrade management method of the present invention are as follows:
step 1, establishing an index and distributing random seeds; establishing an index, namely, the number i, i is 0,1,2, …, N-1 of each device supporting software upgrading in the system; distributing random seeds, namely distributing a random number to each device supporting software upgrading in the system to generate seeds Si, wherein the seed values Si of different devices are different; the index i and the seed value Si are recorded in a data management module in the upgrading management equipment, and besides the index value i and the seed value Si, the data management module simultaneously records the successful upgrading times Ti and the upgrading failure times Fi of each equipment; and simultaneously recording the index value i, the seed value Si and the successful upgrading times Ti of each device in a data access module of the administrator device, wherein the seed value Si is stored in an encrypted manner.
Step 2, submitting the original data of the software upgrade; that is, when the device needs software upgrade, the device person in charge submits the original software upgrade data Di to the system administrator.
Step 3, adding an index and an authorization code to generate a software upgrading package; after receiving original data Di of equipment software upgrading, a system administrator firstly generates a first random number R according to a random number seed Si of the equipment and successful upgrading times Ti, then adds the random number R into the original data Di of the software upgrading and calculates an MD5 value, and the obtained MD5 value M is a first authorization code; and adding the device index value i and the first authorization code M to the software upgrading original data Di without the random number R to obtain a software upgrading package Pi. The process of generating the first authorization code is completed by a system administrator, when the first authorization code is generated, the number of times of successful upgrade Ti recorded in a data access module in administrator equipment is added by 1 by default, and if the final upgrade fails, the system administrator is required to restore the number of times of successful upgrade to an original value.
Step 4, checking the software upgrading package; the software upgrade package Pi is transmitted through the upgrade maintenance interface, an upgrade management module in the upgrade management equipment sends the upgrade package Pi to an upgrade package checking module after obtaining the software upgrade package Pi, the upgrade package checking module firstly unpacks the upgrade package to obtain an equipment index value i, a first authorization code M and software upgrade original data Di, then, according to the device index value i, the recorded device random number is obtained to generate a seed Si and the number of times of successful upgrade Ti, then generating a second random number Rc according to the seed Si and the successful upgrading times Ti, then adding the random number Rc into the software upgrading original data Di and calculating an MD5 value Mc, wherein the obtained hash value Mc is a second authorization code, judging whether the second authorization code Mc is consistent with a first authorization code M obtained by unpacking, if the verification is consistent, the verification is successful, the equipment software is upgraded in the step 5, otherwise, the verification fails, the step 5 is skipped, and the step 6 is directly performed.
Step 5, upgrading equipment software; namely, the upgrading management module in the system upgrades the software for the corresponding equipment through the equipment upgrading module according to the equipment index value i and the software upgrading original data Di obtained in the step 4.
Step 6, updating data; namely, the data management module in the upgrade management equipment updates the recorded data; if the step 5 is successfully completed, updating the successful upgrading times Ti of the upgrading equipment; and if the verification in the step 4 fails, updating the upgrading failure times Fi of the equipment corresponding to the equipment index value, wherein the upgrading failure times Fi can be read through an upgrading maintenance interface for system maintenance reference.
Referring to fig. 2 to 4, the multi-device software upgrade management system of the present invention is composed of an administrator device, an upgrade management device, and a device to be upgraded, wherein:
the administrator equipment consists of an equipment index distribution module, a random seed distribution module, a data access module and a software upgrade package generation module;
the device index distribution module is used for distributing the serial number i, i is 0,1,2, …, N-1 of each device supporting software upgrading in the system, and the serial number of the device is used as the index value i of the device;
the random seed distribution module is used for distributing a random number to each device supporting software upgrading in the system to generate a seed Si, and the seed values of the random numbers of different devices are different from Si;
and the data access module is used for accessing the index value i, the seed value Si and the successful upgrading times Ti of each device, wherein the seed value Si is stored in an encrypted manner.
The software upgrading package generating module is used for submitting software upgrading original data Di to a system administrator when the equipment needs to be upgraded, generating a first random number R according to a random number seed value Si and successful upgrading times Ti of the equipment after the system administrator receives the equipment software upgrading original data Di, and calculating an MD5 value according to the first random number R and the software upgrading original data Di, wherein the obtained MD5 value M is a first authorization code; adding the device index value i and the first authorization code M into original software upgrading data Di to generate a software upgrading package Pi;
the upgrade management device consists of an upgrade maintenance interface, an upgrade management module, an upgrade package checking module, a data management module and a device upgrade module;
the upgrading maintenance interface is connected with the upgrading management module and provides a data transmission channel for sending the software upgrading package and reading system information such as upgrading failure times Fi;
the upgrade management module provides an upgrade management function for equipment in the system, and completes functions of equipment software upgrade, system information reading and the like through data interaction with the upgrade maintenance interface, the upgrade package verification module, the data management module and the equipment upgrade module;
the software upgrading package checking module is used for finishing the checking of the software upgrading package, and when the checking is successful, the equipment upgrading module finishes the equipment software upgrading;
the data management module is used for recording data such as an index value i, a seed value Si, successful upgrading times Ti, upgrading failure times Fi and the like of each device, providing a data updating function, and updating the successful upgrading times Ti of the upgrading device if the software of the device is upgraded successfully; if the software upgrading packet fails to be checked, updating upgrading failure times Fi of equipment corresponding to the equipment index value;
and the equipment upgrading module is used for carrying out software upgrading on corresponding equipment according to the equipment index value i and the software upgrading original data Di, and is connected with equipment to be upgraded through a network port, a serial port or a JTAG interface.
The equipment to be upgraded is N pieces of equipment which support software upgrading through an upgrading maintenance interface in the system.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A multi-device software upgrade management method is characterized by comprising the following steps:
step 1: establishing an index and distributing random seeds;
step 2: submitting the original data of the software upgrade;
and step 3: adding an index and an authorization code to generate a software upgrading package;
and 4, step 4: checking a software upgrading package;
and 5: upgrading equipment software;
step 6: and (5) updating the data.
2. The multi-device software upgrade management method according to claim 1, wherein in step 1, an index is established, that is, a number of each device supporting software upgrade in the system; distributing random seeds, namely distributing a random number to each device supporting software upgrading in the system to generate seeds, wherein the seed values of different devices are different.
3. The multi-device software upgrade management method according to claim 2, wherein in step 1, the index and the seed value are recorded in a data management module in the upgrade management device, and the data management module records the number of successful upgrades and the number of failed upgrades of each device at the same time except for the index value and the seed value; the index value, the seed value and the number of times of successful upgrade of each device are simultaneously recorded in a data access module of the administrator device, wherein the seed value is stored in an encrypted manner.
4. The multi-device software upgrade management method according to claim 3, wherein in step 2, when a device needs software upgrade, the device's principal submits software upgrade original data to a system administrator.
5. The multi-device software upgrade management method according to claim 4, wherein in step 3, after a system administrator receives original software upgrade data of a device, a first random number is generated according to a random number seed value of the device and a number of successful upgrades of the device, and a hash value is calculated according to the first random number and the original software upgrade data, where the hash value is a first authorization code; and adding the equipment index value and the first authorization code into the original software upgrading data to generate the software upgrading packet.
6. The multi-device software upgrade management method according to claim 5, wherein in step 3, the process of generating the first authorization code is completed by a system administrator, when the first authorization code is generated, the number of successful upgrades recorded in the data access module in the administrator device is increased by 1 by default, and if the final upgrade fails, the system administrator restores the number of successful upgrades to an original value.
7. The multi-device software upgrade management method according to claim 6, wherein in step 4, the software upgrade package is transmitted through the upgrade maintenance interface, the upgrade management module in the upgrade management device sends the software upgrade package to the upgrade package check module after obtaining the software upgrade package, the upgrade package check module unpacks the upgrade package first to obtain the device index value, the first authorization code and the software upgrade original data, then obtains the recorded device random number according to the device index value to generate a seed and the successful upgrade times, then generates the second random number according to the seed and the successful upgrade times, then adds the second random number to the software upgrade original data and calculates the hash value, the obtained hash value is the second authorization code, determines whether the second authorization code is consistent with the unpacked first authorization code, if so, the upgrade is successful, performs step 5 on the device software, otherwise, the check fails, step 5 is skipped, and step 6 is directly performed.
8. The multi-device software upgrade management method according to claim 7, wherein in step 5, the upgrade management module in the upgrade management device performs software upgrade for the corresponding device through the device upgrade module according to the device index value and the original data of software upgrade obtained in step 4.
9. The multi-device software upgrade management method according to claim 8, wherein in step 6, the data management module in the upgrade management device updates the recorded data, and if the device software upgrade is successful, updates the number of successful upgrades of the upgrade device; and if the software upgrading package fails to be checked, updating the upgrading failure times of the equipment corresponding to the equipment index value.
10. A multi-device software upgrading management system is characterized by comprising administrator equipment, upgrading management equipment and equipment to be upgraded;
the administrator device includes: the device comprises an equipment index distribution module, a random seed distribution module, a data access module and a software upgrade package generation module; the equipment index distribution module is used for numbering each piece of equipment for supporting software upgrading in the system, and the equipment number is used as an index value of the equipment; the random seed distribution module is used for distributing a random number to each device supporting software upgrading in the system to generate seeds, and the seed values of the random numbers of different devices are different; the data access module is used for accessing the index value, the seed value and the successful upgrading times of each device, wherein the seed value is stored in an encrypted manner; the software upgrading package generation module is used for submitting original software upgrading data to a system administrator when the equipment needs to be upgraded, generating a first random number according to the seed value of the random number of the equipment and the successful upgrading times after the system administrator receives the original software upgrading data of the equipment, and calculating a hash value according to the first random number and the original software upgrading data, wherein the obtained hash value is the first authorization code; adding the equipment index value and the first authorization code into original software upgrading data to generate a software upgrading package;
the upgrade management apparatus includes: the system comprises an upgrade maintenance interface, an upgrade management module, an upgrade package checking module, a data management module and an equipment upgrade module; the upgrade maintenance interface is connected with the upgrade management module and provides a data transmission channel for sending the software upgrade package and reading the upgrade failure times; the upgrade management module provides an upgrade management function for equipment in the system, and completes the functions of equipment software upgrade and system information reading through data interaction with the upgrade maintenance interface, the upgrade packet checking module, the data management module and the equipment upgrade module; the software upgrading package checking module is used for finishing the checking of the software upgrading package, and when the checking is successful, the equipment upgrading module finishes the equipment software upgrading; the data management module is used for recording the index value, the seed value, the successful upgrading times and the upgrading failure times of each device, providing a data updating function, and updating the successful upgrading times of the upgrading device if the software of the device is upgraded successfully; if the software upgrading package fails to be checked, updating the upgrading failure times of the equipment corresponding to the equipment index value; and the equipment upgrading module is used for carrying out software upgrading on corresponding equipment according to the equipment index value and the software upgrading original data, and is connected with equipment to be upgraded through a network port, a serial port or a JTAG interface.
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