CN109412891B - Method and device for detecting client state - Google Patents
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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
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
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- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/14—Arrangements for monitoring or testing data switching networks using software, i.e. software packages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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Abstract
The application discloses a method and a device for detecting client states, wherein the method for detecting the client states comprises the following steps: configuring test environments of a first client and a second client; respectively configuring a preset program at a first client and a second client; the preset program is used for locking and state detection of a pre-established test file; configuring a preset script at a first client, wherein the preset script is used for testing the network disconnection duration causing the second client to crash; and executing the preset script and starting a preset program to detect the influence of the network disconnection duration of the first client on the crash of the second client. According to the method, the influence of the network disconnection time of the first client on the crash of the second client is detected by executing the preset script and starting the preset program on the first client, so that the specific influence of the network timeout time on the state of the client can be obtained according to the working states of the clients under different network timeout times.
Description
Technical Field
The present application relates to the field of computer technologies, and in particular, to a method and an apparatus for detecting a client state.
Background
With the development of the intelligent society, the development of programs is gradually receiving attention. During the program development process, data with low variation frequency is used, the data is usually formatted and stored in a data file, and the data is updated in the form of the data file. Therefore, when two different processes respectively perform read operation or write operation on the data file, the problem of read-write conflict of the file under a plurality of processes can occur.
In order to solve the problem of read-write conflict of data files under multiple processes, in the prior art, a file lock is usually added to each data file to realize read-write protection of the file.
However, when the network environment is unstable or power is off, the file is locked, which may cause a phenomenon that the client crashes, and whether the client crashes is related to the length of the network timeout time, therefore, before determining a specific solution for solving the problem of the client crash, the specific influence of the length of the network timeout time on the state of the client needs to be obtained.
Disclosure of Invention
In order to solve the technical problems in the prior art, the application provides a method and a device for detecting a client state, which can detect the working states of a client under different network timeout periods, and further determine the specific influence of the network timeout period on the state of the client.
In order to achieve the above purpose, the technical solution provided by the present application is as follows:
the application provides a method for detecting client states, which is applied to a multi-cluster node system, wherein the multi-cluster node system comprises a first client and a second client, and the method comprises the following steps:
configuring test environments of the first client and the second client;
respectively configuring a preset program at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file;
configuring a preset script at the first client, wherein the preset script is used for testing the network disconnection duration causing the second client to crash;
and executing the preset script and starting the preset program to detect the influence of the network disconnection duration of the first client on the crash of the second client.
Optionally, the executing the preset script and the preset program to detect an influence of the network outage duration of the first client on the crash of the second client specifically includes:
disconnecting the network of the first client for testing time, and recovering the network of the first client after the time to be tested is tested;
starting a preset program configured on the second client to realize locking and state detection of the test file so as to detect whether the second client crashes or not,
if yes, outputting the preset time length which is N +1 times;
if not, updating the test duration, and returning to execute the test duration for disconnecting the network of the first client;
wherein N is the number of times of the cyclic execution of the preset script in the duration to be tested, and N is a positive integer; the preset duration is the duration required by the execution of the preset script for one time; the preset time length of the N +1 times is the network disconnection time length causing the second client to crash.
Optionally, the disconnecting the network of the first client for the testing duration and recovering the network of the first client after the duration to be tested specifically includes:
disconnecting the network of the first client;
detecting whether the network of the first client is disconnected, if so, recovering the network of the first client after waiting for the test duration;
detecting whether the network of the first client is recovered;
the starting of the preset program configured on the second client specifically includes:
and after the network of the first client is recovered, starting a preset program configured on the second client.
Optionally, the configuring the test environments of the first client and the second client specifically includes:
controlling the first client and the second client to mount a user space file system fuse;
configuring a secure login between the first client and the second client;
a test file is created.
Optionally, the detecting whether the network of the first client is disconnected specifically includes:
detecting whether the network of the first client is disconnected or not according to the state of the test file output by the preset program; and when the state of the test file output by the preset program is successful in unlocking, determining that the network of the first client is disconnected.
Optionally, the detecting whether the network of the first client is recovered specifically includes:
detecting whether the network of the first client is recovered or not according to the state of the test file output by the preset program; and when the state of the test file output by the preset program is that locking is successful, determining that the network of the first client is recovered.
The present application further provides a device for detecting a client state, including:
the first configuration unit is used for configuring the test environments of the first client and the second client;
the second configuration unit is used for respectively configuring preset programs at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file;
a third configuration unit, configured to configure a preset script at the first client, where the preset script is used to test a network disconnection duration that causes a second client to crash;
and the execution unit is used for executing the preset script and starting the preset program so as to detect the influence of the network disconnection duration of the first client on the crash of the second client.
Optionally, the execution unit specifically includes:
the disconnection subunit is used for disconnecting the network of the first client for the test duration and recovering the network of the first client after the duration to be tested;
a starting up unit for starting up a preset program configured on the second client to realize locking and state detection of the test file to detect whether the second client crashes or not,
if yes, outputting the preset time length which is N +1 times;
if not, updating the test duration, and returning to execute the test duration for disconnecting the network of the first client;
wherein N is the number of times of the cyclic execution of the preset script in the duration to be tested, and N is a positive integer; the preset duration is the duration required by the execution of the preset script for one time; the preset time length of the N +1 times is the network disconnection time length causing the second client to crash.
Optionally, the disconnection subunit specifically includes:
a disconnection module for disconnecting the network of the first client;
the first detection module is used for detecting whether the network of the first client is disconnected or not, and if so, recovering the network of the first client after waiting for the test duration;
the second detection module is used for detecting whether the network of the first client side is recovered;
the promoter unit specifically comprises:
and the preset program configured on the second client is started after the network of the first client is recovered.
Optionally, the first configuration unit specifically includes:
the control subunit is used for controlling the first client and the second client to mount the user space file system fuse;
a configuration subunit, configured to configure a secret-free login between the first client and the second client;
and the creating subunit is used for creating the test file.
Optionally, the first detection module specifically includes:
the device is used for detecting whether the network of the first client is disconnected or not according to the state of the test file output by the preset program; and when the state of the test file output by the preset program is successful in unlocking, determining that the network of the first client is disconnected.
Compared with the prior art, the method has the advantages that:
the method for detecting the client state comprises the following steps: configuring test environments of the first client and the second client; respectively configuring a preset program at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file; configuring a preset script at the first client, wherein the preset script is used for testing the network disconnection duration causing the second client to crash; and executing the preset script and starting the preset program to detect the influence of the network disconnection duration of the first client on the crash of the second client. According to the method, the influence of the network disconnection time of the first client on the crash of the second client is detected by executing the preset script and starting the preset program on the first client, so that the specific influence of the network timeout time on the state of the client can be obtained according to the working states of the clients under different network timeout times.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of a method for detecting a client status according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of an apparatus for detecting a client status according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an execution unit according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a disconnection subunit according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a first configuration unit according to an embodiment of the present disclosure.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Method embodiment
Referring to fig. 1, the figure is a flowchart of a method for detecting a client status according to an embodiment of the present application.
The method for detecting the client state provided by the embodiment of the application comprises the following steps:
s101: and configuring the test environment of the first client and the second client.
The method for detecting the client state provided by the embodiment of the application is applied to a multi-cluster node system, and the multi-cluster node system comprises a first client and a second client.
As an example, S101 may specifically be:
s101 a: and controlling the first client and the second client to mount a user space file system (file in user space, fuse).
S101 b: and configuring a secret-free login between the first client and the second client.
As an example, S101b may be specifically: the first client modifies/etc/hosts file and increases IP address of the first client and identifier of the first client, meanwhile, the second client modifies/etc/hosts file and increases IP address of the second client and identifier of the second client, thus realizing secret-free login between the first client and the second client.
S101 c: a test file is created.
The test file is a data file that can be read and written by the first client or the second client, and a file lock can be added.
The test file may be stored in advance under a preset directory. For example, the test file may be pre-stored in the/mnt// icfs directory of the first client, and at the same time, pre-stored in the/mnt// icfs directory of the second client.
S102: respectively configuring a preset program at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file.
The preset program can be stored in a preset directory in advance so as to be convenient for subsequent accurate execution of the preset program. For example, the preset program may be pre-stored in the root directory of the first client and the root directory of the second client.
The state of the test file includes: locked and unlocked states. When the test file is in a locked state, the test file is in a locked state; when the test file is in the unlocked state, the test file is in the unlocked state.
The process of detecting the state of the test file by the preset program may specifically be: when the preset program detects that the test file is in a locked state, outputting a prompt message that the locking of the test file is successful, for example, the prompt message may be that the locking is successful; when the preset program detects that the test file is in an unlocked state, outputting a prompt message that the test file is successfully unlocked, for example, the prompt message may be that the unlocking is successful.
S103: and configuring a preset script at the first client, wherein the preset script is used for testing the network disconnection duration causing the second client to crash.
The preset script can be pre-stored in a pre-established directory of the first client, so that the subsequent first client can accurately execute the preset script.
Moreover, the preset script may be used to test a network disconnection duration causing a crash of the second client, and may specifically include: the method is used for controlling the on-off of the network of the first user terminal and determining the time length of the network disconnection of the first user terminal.
S104: and executing the preset script and starting the preset program to detect the influence of the network disconnection duration of the first client on the crash of the second client.
As an example, S104 may specifically be:
s1041: and disconnecting the network of the first client for testing time, and recovering the network of the first client after the time to be tested.
The test duration is a duration that can be specified. As an example, the test duration may be a preset duration N +1 times, where N is the number of times that the preset script is executed in a cycle within the duration to be tested, and N is a positive integer; the preset duration is the duration required by the preset script to be executed once.
As an example, S1041 may specifically be:
s1041 a: disconnecting the network of the first client;
s1041 b: detecting whether the network of the first client is disconnected, if so, executing S1041 c; if not, S1041b is executed.
As an example, S1041b may specifically be:
when a first client starts a preset program, detecting whether a network of the first client is disconnected or not according to the state of a test file output by the preset program; and when the state of the test file output by the preset program is successful in unlocking, determining that the network of the first client is disconnected.
S1041 c: recovering the network of the first client after waiting for the test duration;
s1041 d: detecting whether the network of the first client is recovered; if yes, executing S1042; if not, S1041d is executed.
As an example, S1041d may specifically be:
when a first client starts a preset program, detecting whether the network of the first client is recovered or not according to the state of a test file output by the preset program; and when the state of the test file output by the preset program is that locking is successful, determining that the network of the first client is recovered.
S1042: and starting a preset program configured on the second client to realize locking and state detection of the test file.
S1043: detecting whether the second client is crashed, if so, executing S1043; if not, S1045 is executed.
S1044: and outputting the preset time length which is N +1 times.
The preset time length of the N +1 times is the network disconnection time length causing the second client to crash.
S1045: and updating the test duration, and returning to execute S1041.
The method for detecting the client state provided by the embodiment of the application comprises the following steps: configuring test environments of the first client and the second client; respectively configuring a preset program at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file; configuring a preset script at the first client, wherein the preset script is used for testing the network disconnection duration causing the second client to crash; and executing the preset script and starting the preset program to detect the influence of the network disconnection duration of the first client on the crash of the second client. According to the method, the influence of the network disconnection time of the first client on the crash of the second client is detected by executing the preset script and starting the preset program on the first client, so that the specific influence of the network timeout time on the state of the client can be obtained according to the working states of the clients under different network timeout times.
Device embodiment
Referring to fig. 2, the figure is a schematic structural diagram of an apparatus for detecting a client status according to an embodiment of the present application.
The device for detecting the client state provided by the embodiment of the application comprises:
a first configuration unit 201, configured to configure test environments of the first client and the second client;
a second configuration unit 202, configured to configure preset programs at the first client and the second client, respectively; the preset program is used for locking and state detection of a pre-established test file;
a third configuration unit 203, configured to configure a preset script at the first client, where the preset script is used to test a network disconnection duration that causes a second client to crash;
the execution unit 204 is configured to execute the preset script and start the preset program to detect an influence of the network outage duration of the first client on the crash of the second client.
Referring to fig. 3, the figure is a schematic structural diagram of an execution unit according to an embodiment of the present application.
As another embodiment, in this embodiment, the executing unit 204 specifically includes:
a disconnection subunit 2041, configured to disconnect the network of the first client for the test duration, and recover the network of the first client after the duration to be tested;
a start-up unit 2042, configured to start a preset program configured on the second client, so as to implement locking and state detection on the test file, so as to detect whether the second client crashes, and if so, output a preset duration that is N +1 times that of the second client; if not, updating the test duration, and returning to execute the test duration for disconnecting the network of the first client;
wherein N is the number of times of the cyclic execution of the preset script in the duration to be tested, and N is a positive integer; the preset duration is the duration required by the execution of the preset script for one time; the preset time length of the N +1 times is the network disconnection time length causing the second client to crash.
Referring to fig. 4, the figure is a schematic structural diagram of a disconnection subunit provided in the embodiment of the present application.
As another embodiment, in this embodiment, the disconnection subunit 2041 specifically includes:
a disconnecting module 2041a, configured to disconnect the network of the first client;
the first detecting module 2041b is configured to detect whether the network of the first client is disconnected, and if yes, recover the network of the first client after waiting for the test duration;
a second detecting module 2041c, configured to detect whether the network of the first client is recovered;
the promoter unit 2042 specifically comprises:
and the preset program configured on the second client is started after the network of the first client is recovered.
Referring to fig. 5, the figure is a schematic structural diagram of a first configuration unit provided in the embodiment of the present application.
As another embodiment, the first configuration unit 201 specifically includes:
a control subunit 2011, configured to control the first client and the second client to mount the user space file system fuse;
a configuration subunit 2012, configured to configure a secure login between the first client and the second client;
a create subunit 2013 to create a test file.
As another embodiment, the first detecting module 2041b specifically includes:
the device is used for detecting whether the network of the first client is disconnected or not according to the state of the test file output by the preset program; and when the state of the test file output by the preset program is successful in unlocking, determining that the network of the first client is disconnected.
The second detecting module 2041c specifically includes:
the first client is used for detecting whether the network of the first client is recovered or not according to the state of the test file output by the preset program; and when the state of the test file output by the preset program is that locking is successful, determining that the network of the first client is recovered.
The device for detecting the client state provided by the embodiment of the application comprises: the device detects the influence of the network disconnection time of the first client on the crash of the second client by executing a preset script and starting a preset program on the first client, so that the specific influence of the network timeout time on the state of the client can be obtained according to the working states of the client under different network timeout times.
Claims (4)
1. An apparatus for detecting client status, the apparatus being applied in a multi-cluster node system, the multi-cluster node system comprising a first client and a second client, the apparatus comprising:
the first configuration unit is used for configuring the test environments of the first client and the second client;
the second configuration unit is used for respectively configuring preset programs at the first client and the second client; the preset program is used for locking and state detection of a pre-established test file;
a third configuration unit, configured to configure a preset script at the first client, where the preset script is used to test a network disconnection duration that causes a second client to crash;
the execution unit is used for executing the preset script and starting a preset program on the first client so as to detect the influence of the network disconnection duration of the first client on the crash of the second client;
the execution unit specifically includes:
the disconnection subunit is used for disconnecting the network of the first client for the test duration and recovering the network of the first client after the duration to be tested;
a starting up unit for starting up a preset program configured on the second client to realize locking and state detection of the test file to detect whether the second client crashes or not,
if yes, outputting the preset time length which is N +1 times;
if not, updating the test duration, and returning to execute the test duration for disconnecting the network of the first client;
wherein N is the number of times of the cyclic execution of the preset script in the duration to be tested, and N is a positive integer; the preset duration is the duration required by the execution of the preset script for one time; the preset time length of the N +1 times is the network disconnection time length causing the second client to crash.
2. The device according to claim 1, wherein the disconnection subunit, in particular, comprises:
a disconnection module for disconnecting the network of the first client;
the first detection module is used for detecting whether the network of the first client is disconnected or not, and if so, recovering the network of the first client after waiting for the test duration;
the second detection module is used for detecting whether the network of the first client side is recovered;
the promoter unit specifically comprises:
and the preset program configured on the second client is started after the network of the first client is recovered.
3. The apparatus according to claim 1, wherein the first configuration unit specifically includes:
the control subunit is used for controlling the first client and the second client to mount the user space file system fuse;
a configuration subunit, configured to configure a secret-free login between the first client and the second client;
and the creating subunit is used for creating the test file.
4. The apparatus according to claim 2, wherein the first detecting module specifically includes:
the system comprises a first client, a second client and a server, wherein the first client is used for detecting whether a network of the first client is disconnected or not according to the state of a test file output by a preset program on the first client; and when the state of the test file output by the preset program is successful in unlocking, determining that the network of the first client is disconnected.
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