CN104156279A - Backup method for configuration data of router - Google Patents
Backup method for configuration data of router Download PDFInfo
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- CN104156279A CN104156279A CN201410380028.2A CN201410380028A CN104156279A CN 104156279 A CN104156279 A CN 104156279A CN 201410380028 A CN201410380028 A CN 201410380028A CN 104156279 A CN104156279 A CN 104156279A
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- 238000005192 partition Methods 0.000 claims abstract description 200
- 238000003860 storage Methods 0.000 claims abstract description 32
- 238000013316 zoning Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
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Abstract
The invention provides a backup method for configuration data of a router. The method comprises the first step of dividing a first storage unit partition of the router into a first storage partition and a second storage partition, the second step of setting the first storage partition as the default storage partition for storing the configuration data and setting the second storage partition as the backup storage partition, and the third step of writing new configuration data into the second storage partition when the first storage partition completes write-in of the new configuration data once. By means of the backup method, the router can automatically back up the configuration data on the premise of not adding hardware.
Description
Technical field
The present invention relates to processing data information field, be specifically related to the backup method of router data.
Background technology
Along with the increase of networked devices, router has become the necessity in user's life, be often to need router to be configured and could normally to use, and the process of configuration is generally all more loaded down with trivial details when we take new router.User configured configuration data is saved to storage unit by router, and call the configuration data of having preserved in the time of each unlatching, and configuration data is all set one time while making user open router at every turn.
But sometimes, router device still there will be loses configuration data or the impaired situation of configuration data, and user generally can only arrange one time configuration data again at this moment.
In order to solve the problem that resets configuration data because of the user that router configuration data is lost, damage causes, in prior art, provide the method that configuration data is backed up to address the above problem, existing backup method is generally by hardware backup or software backup.
The method that relates to hardware backup is generally, two cover control panels are set in router, and a set of is main control board, and another set of is control panel for subsequent use, in the time detecting that main control board cannot normally be worked, the function of main control board is switched on control panel for subsequent use and is realized.Its shortcoming is, need to increase a set of hardware setting, has increased router production cost.
The method that relates to software backup is generally, in router to be upgraded, configuration pin is to needing the alter mode of the configuration data that carries out form renewal before and after upgrading, in escalation process, router has loaded and after collocation data backup completes, according to described alter mode, the configuration data that need to carry out form renewal has been modified at ROMPaq version.Its shortcoming is, could backup configuration data when router needs user to upgrade, if not upgrading router in time of user, even if user has changed configuration data, also cannot automated back-up configuration data.
How can not increase under the prerequisite of hardware, to make router more automatically configuration data backed up to the problem solving into waiting now.
Summary of the invention
In prior art, cannot neither to add in order solving the problem that hardware again cannot automated back-up router configuration data, to the invention provides the backup method of router configuration data.
The invention provides a kind of automatic backup method of router configuration data, described method comprises: step 1: the first sub memory cell zoning of described router is divided into the first partition holding and the second partition holding; Step 2: the default storage subregion that described the first partition holding is store configuration data is set; It is back-up storage subregion that described the second partition holding is set; Step 3: to complete once writing of new configuration data fashionable when described the first partition holding, and described new configuration data is write to the second partition holding.
Preferably, described step 3 comprises:
Step 31: wipe all data on current described the first partition holding, obtain the new configuration data in the second storage unit of described router, described new configuration data is write to described the first partition holding; Wherein, described the second storage unit is for preserving in real time the operation that current described router runs application;
Step 32: obtain and preserve the first CRC check value, the first configuration data flag and the first configuration data sizes values according to the new configuration data in described the first partition holding;
Wherein, all data in described the first partition holding comprise configuration data, the first CRC check value, the first configuration data flag and the first configuration data sizes values;
Step 33: wipe all data on current described the second partition holding, obtain new configuration data described in described the first partition holding, described new configuration data is write to described the second partition holding;
Step 34: obtain and preserve the second CRC check value, the second configuration data flag and the second configuration data sizes values according to the new configuration data in described the second partition holding.
Wherein, all data in described the second partition holding comprise configuration data, the second CRC check value, the second configuration data flag and the second configuration data sizes values.
Preferably, after described step 2, also comprise:
Steps A: judge whether described the first partition holding needs to re-write new configuration data;
If described the first partition holding need to write new configuration data, execution step 3.
Preferably, described steps A comprises:
Steps A 1: judge whether current described the first partition holding exists the first flag;
Steps A 2: obtain the configuration data sizes values in current described the first partition holding, judge whether the configuration data sizes values in current described the first partition holding equals described the first configuration data size;
Steps A 3: obtain the CRC check value of the configuration data in current described the first partition holding, judge that whether the CRC check value of the configuration data in current described the first partition holding is consistent with described the first CRC check value;
When the judged result of any step in described steps A 1, described steps A 2 and described steps A 3 is while being no, judge that described the first partition holding need to write new configuration data.
Preferably, in the time that described steps A judges that described the first partition holding need to write new configuration data, before execution step 3, described method also comprises:
Step B: judge whether to call the configuration data in described the second partition holding;
If call the configuration data in described the second partition holding, execution step C: the configuration data obtaining in described the second partition holding generates new configuration data, and described new configuration data is write to described the first partition holding.
Preferably, described method also comprises: in the time that the configuration data in the second partition holding is never called in step B judgement, and execution step D: obtain original configuration data and generate new configuration data, described new configuration data is write to described the first partition holding.
Preferably, described step B comprises:
Step B1: judge whether described the second partition holding exists the second flag;
In the time there is described the second flag in described the second partition holding, execution step B2: obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values;
Configuration data sizes values in current described the second partition holding equal described the second configuration data sizes values equate time, execution step B3: obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value;
The CRC check value of the configuration data in current described the second partition holding when consistent, is called the configuration data in described the second partition holding with described the second CRC check value.
Preferably, described method also comprises:
In the time that described steps A judges that described the first partition holding does not need to write new configuration data, execution step E: judge whether described the second partition holding needs to write new configuration data;
If described the second partition holding need to write new configuration data, execution step F: the described configuration data in described the first partition holding is write to described the second partition holding.
Preferably, described step e comprises:
Step e 1: judge whether described the second partition holding exists described the second flag;
Step e 2: obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values;
Step e 3: obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value
When the judged result of any step in described step e 1, described step e 2 and described step e 3 is while being no, judge that described the second partition holding need to write new configuration data.
Preferably, described method also comprises: when described router powers on, carry out and judge whether described the first partition holding needs to re-write new configuration data step.
As mentioned above, the backup method of a kind of router configuration data provided by the invention, has following beneficial effect:
1) by router the first storage unit is carried out to subregion, realized router do not need to increase hardware device also can backup configuration data;
2) by judging whether the first partition holding needs to re-write new configuration data, and need to re-write new configuration data at the first partition holding be that the configuration data that backs up in Automatically invoked the second partition holding generates new configuration data and writes the first partition holding or call original configuration data and generate new configuration data and write described the first partition holding, realize in the time that the configuration data of router is lost or damaged, again reset configuration data without user.
3) by judging whether the second partition holding needs to re-write new configuration data, in the time that the second partition holding need to write configuration data, configuration data in the first partition holding is write to the second partition holding, realize the monitoring to backup configuration data, reduced the loss of configuration data and the probability of damage of backup.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of a kind of the first embodiment of backup method of router configuration data;
Fig. 2 is the schematic flow sheet of a kind of the second embodiment of backup method of router configuration data.
Embodiment
In order to make relevant technical staff in the field understand better technical scheme of the present invention, below in conjunction with the accompanying drawing of embodiment of the present invention, technical scheme in embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.
The invention provides a kind of automatic backup method of router configuration data, the schematic flow sheet of the first embodiment of backup method as described in Figure 1, as shown in Figure 1, described method comprises:
Step S110: the first sub memory cell zoning of router is divided into the first partition holding and the second partition holding.
By step S110, router the first storage unit is carried out to subregion, the first partition holding is relative with the second partition holding is storage unit independently, thereby has realized router and do not need to increase hardware device and also can increase the function of back up memory space.
Wherein, described the first storage unit can be for FLASH storer or other external memory storages for storing of router, for the configuration data of storage router.
Step S120: it is the default storage subregion of store configuration data that the first partition holding is set; It is back-up storage subregion that the second partition holding is set.
Realize and having preserved after new configuration data as user by step S120, just default storage to the first partition holding of described new configuration data, wherein the path of default storage is the path of the configuration data of router run time call, and the backup of described new configuration data is stored to the function of the second partition holding.
Step S130: to complete once writing of new configuration data fashionable when the first partition holding, and new configuration data is write to the second partition holding.
Step S130 has realized the function of router automated back-up configuration data.
Particularly, step S130 comprises (not shown in FIG.):
Step S131: wipe all data on current described the first partition holding, obtain the new configuration data in the second storage unit of described router, described new configuration data is write to described the first partition holding; Wherein, described the second storage unit is for preserving in real time the operation that current described router runs application;
Step S133: obtain and preserve the first CRC check value, the first configuration data flag and the first configuration data sizes values according to the new configuration data in described the first partition holding;
Wherein, all data in described the first partition holding comprise configuration data, the first CRC check value, the first configuration data flag and the first configuration data sizes values;
Step S135: wipe all data on current described the second partition holding, obtain new configuration data described in described the first partition holding, described new configuration data is write to described the second partition holding;
Step S137: obtain and preserve the second CRC check value, the second configuration data flag and the second configuration data sizes values according to the new configuration data in described the second partition holding.
Wherein, all data in described the second partition holding comprise configuration data, the second CRC check value, the second configuration data flag and the second configuration data sizes values.
The present invention also provides a kind of the second embodiment of automatic backup method of router configuration data, Fig. 2 is the schematic flow sheet of the second embodiment of described backup method, as shown in Fig. 2 and Fig. 1, in the second embodiment, step S110～S120 is identical with step S210～S210 step, do not repeat at this, the difference of the second implementation column and the first embodiment is, described the second embodiment also comprises:
Step S230: router powers on.
In other embodiments, for example can utilize: the condition of conduct execution step S240 between setting one is default.
Step S240: judge whether the first partition holding needs to re-write new configuration data.
Particularly, judge that the condition that the first partition holding need to re-write new configuration data is:
1) judge whether current described the first partition holding exists the first flag.Judge in the first partition holding and whether exist the first flag for judging in described the first partition holding whether have configuration data, in the time that the first partition holding does not exist the first flag, illustrate that the configuration data in the first partition holding is lost or do not create.
2) obtain the configuration data sizes values in current described the first partition holding, judge whether the configuration data sizes values in current described the first partition holding equals described the first configuration data sizes values.When configuration data sizes values in current described the first partition holding is not equal to described the first configuration data sizes values, illustrate that the configuration data in the first partition holding is lost or damages.
3) obtain the CRC check value of the configuration data in current described the first partition holding, judge that whether the CRC check value of the configuration data in current described the first partition holding is consistent with described the first CRC check value.The CRC check value of the configuration data in current described the first partition holding and described the first CRC check are worth when inconsistent, illustrate that the configuration data in the first partition holding is lost or damages.
So, no matter condition 1), 2) and 3) in the judged result of any condition while being no, all illustrate that the configuration data in the first partition holding need to write new configuration data.
In the time that step S240 judges that described the first partition holding need to write new configuration data, execution step S250: judge whether to call the configuration data in described the second partition holding.
Particularly, judge whether that the concrete steps of calling the configuration data in described the second partition holding comprise (not shown in FIG.):
Step S251: judge whether described the second partition holding exists the second flag.
In the time there is described the second flag in described the second partition holding, execution step S253: obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values.
Configuration data size in current described the second partition holding equal described the second configuration data sizes values equate time, execution step S255: obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value;
The CRC check value of the configuration data in current described the second partition holding when consistent, is called the configuration data in described the second partition holding with described the second CRC check value.
It should be noted that, the condition that can call the configuration data (i.e. the configuration data of backup) in the second partition holding is that the judged result of step S251, step S253 and step S255 is all "Yes", therefore the sequence of steps of step S251～S255 can not be the sequence of steps of the present embodiment in other are implemented, as long as the judged result of step S251, step S253 and step S255 is all "Yes".
In the time that the configuration data in described the second partition holding is called in step S250 judgement, execution step S260: the configuration data obtaining in the second partition holding generates new configuration data, and new configuration data is write to described the first partition holding.The second storage unit is obtained the configuration data in the second partition holding and is generated new configuration data, and described new configuration data is write to described the first partition holding.
Step S270: to complete once writing of new configuration data fashionable when the first partition holding, and new configuration data is write to the second partition holding.
Preferably, in the time that described step S240 judges that described the first partition holding does not need to write new configuration data, execution step S241: judge whether described the second partition holding needs to write new configuration data.
Particularly, judge that the condition that described the second partition holding need to write new configuration data is:
1) judge whether described the second partition holding exists described the second flag.
2) obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values.
3) obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value.
When the judged result of any condition in described condition 1～3 is while being no, judge that described the second partition holding need to write new configuration data.
If step S241 judges described the second partition holding and need to write new configuration data, execution step S242: the configuration data in the first partition holding is write to the second partition holding.
Realize the backup configuration data monitoring in the second partition holding by step S241～S242, reduced loss and the damage probability of the configuration data of backup.
Preferably, described method also comprises: in the time that the configuration data in the second partition holding is never called in step S250 judgement, and execution step S251: obtain original configuration data and generate new configuration data, new configuration data is write to the first partition holding.
Wherein, original configuration data are the configuration data that boot that router carries loads kernel calls in the time that router powers on.The second storage unit is obtained original configuration data and is generated new configuration data, and new configuration data is write to the first partition holding.
As mentioned above, the advantage of the backup method of a kind of router configuration data provided by the invention is:
1) by router the first storage unit is carried out to subregion, realized router do not need to increase hardware device also can backup configuration data;
2) by judging whether the first partition holding needs to re-write new configuration data, and need to re-write new configuration data at the first partition holding be that the configuration data that backs up in Automatically invoked the second partition holding generates new configuration data and writes the first partition holding or call original configuration data and generate new configuration data and write described the first partition holding, realize in the time that the configuration data of router is lost or damaged, again reset configuration data without user.
3) by judging whether the second partition holding needs to re-write new configuration data, in the time that the second partition holding need to write configuration data, configuration data in the first partition holding is write to the second partition holding, realize the monitoring to backup configuration data, reduced the loss of configuration data and the probability of damage of backup.
Below only expressed several embodiment of the present invention, it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a backup method for router configuration data, is characterized in that, comprising:
Step 1: the first sub memory cell zoning of described router is divided into the first partition holding and the second partition holding;
Step 2: the default storage subregion that described the first partition holding is store configuration data is set; It is back-up storage subregion that described the second partition holding is set;
Step 3: to complete once writing of new configuration data fashionable when described the first partition holding, and described new configuration data is write to the second partition holding.
2. backup method according to claim 1, is characterized in that, described step 3 comprises:
Step 31: wipe all data on current described the first partition holding, obtain the new configuration data in the second storage unit of described router, described new configuration data is write to described the first partition holding; Wherein, described the second storage unit is for preserving in real time the operation that current described router runs application;
Step 32: obtain and preserve the first CRC check value, the first configuration data flag and the first configuration data sizes values according to the new configuration data in described the first partition holding;
Wherein, all data in described the first partition holding comprise configuration data, the first CRC check value, the first configuration data flag and the first configuration data sizes values;
Step 33: wipe all data on current described the second partition holding, obtain new configuration data described in described the first partition holding, described new configuration data is write to described the second partition holding;
Step 34: obtain and preserve the second CRC check value, the second configuration data flag and the second configuration data sizes values according to the new configuration data in described the second partition holding.
Wherein, all data in described the second partition holding comprise configuration data, the second CRC check value, the second configuration data flag and the second configuration data sizes values.
3. backup method according to claim 1, is characterized in that, after described step 2, also comprises:
Steps A: judge whether described the first partition holding needs to re-write new configuration data;
If described the first partition holding need to write new configuration data, execution step 3.
4. method according to claim 3, is characterized in that, described steps A comprises:
Steps A 1: judge whether current described the first partition holding exists the first flag;
Steps A 2: obtain the configuration data sizes values in current described the first partition holding, judge whether the configuration data sizes values in current described the first partition holding equals described the first configuration data sizes values;
Steps A 3: obtain the CRC check value of the configuration data in current described the first partition holding, judge that whether the CRC check value of the configuration data in current described the first partition holding is consistent with described the first CRC check value;
When the judged result of any step in described steps A 1, described steps A 2 and described steps A 3 is while being no, judge that described the first partition holding need to write new configuration data.
5. backup method according to claim 3, is characterized in that, in the time that described steps A judges that described the first partition holding need to write new configuration data, before execution step 3, described method also comprises:
Step B: judge whether to call the configuration data in described the second partition holding;
If call the configuration data in described the second partition holding, execution step C: the configuration data obtaining in described the second partition holding generates new configuration data, and described new configuration data is write to described the first partition holding.
6. backup method according to claim 5, it is characterized in that, described method also comprises: in the time that the configuration data in the second partition holding is never called in step B judgement, execution step D: obtain original configuration data and generate new configuration data, described new configuration data is write to described the first partition holding.
7. backup method according to claim 5, is characterized in that, described step B comprises:
Step B1: judge whether described the second partition holding exists the second flag;
In the time there is described the second flag in described the second partition holding, execution step B2: obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values;
Configuration data sizes values in current described the second partition holding equal described the second configuration data sizes values equate time, execution step B3: obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value;
The CRC check value of the configuration data in current described the second partition holding when consistent, is called the configuration data in described the second partition holding with described the second CRC check value.
8. backup method according to claim 3, is characterized in that, described method also comprises:
In the time that described steps A judges that described the first partition holding does not need to write new configuration data, execution step E: judge whether described the second partition holding needs to write new configuration data;
If described the second partition holding need to write new configuration data, execution step F: the described configuration data in described the first partition holding is write to described the second partition holding.
9. backup method according to claim 8, is characterized in that, described step e comprises:
Step e 1: judge whether described the second partition holding exists described the second flag;
Step e 2: obtain the configuration data sizes values in current described the second partition holding, judge whether the configuration data sizes values in current described the second partition holding equals described the second configuration data sizes values;
Step e 3: obtain the CRC check value of the configuration data in current described the second partition holding, judge that whether the CRC check value of the configuration data in current described the second partition holding is consistent with described the second CRC check value
When the judged result of any step in described step e 1, described step e 2 and described step e 3 is while being no, judge that described the second partition holding need to write new configuration data.
10. backup method according to claim 1, is characterized in that, described method also comprises: when described router powers on, carry out and judge whether described the first partition holding needs to re-write new configuration data step.
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| CN112506704A (en) * | 2020-12-05 | 2021-03-16 | 广州技象科技有限公司 | Configuration information backup method and device for gateway of Internet of things |
| CN112506704B (en) * | 2020-12-05 | 2022-01-18 | 广州技象科技有限公司 | Configuration information backup method and device for gateway of Internet of things |
| CN112799878A (en) * | 2021-01-15 | 2021-05-14 | 西安广和通无线软件有限公司 | Communication data configuration method and device, computer equipment and storage medium |
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