CN110098960B - Secret-free automatic configuration method and device for distributed block storage system - Google Patents
Secret-free automatic configuration method and device for distributed block storage system Download PDFInfo
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- H04L67/10—Protocols in which an application is distributed across nodes in the network
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Abstract
The technical scheme of the invention innovatively provides a secret-free automatic configuration method of a distributed block storage system, when a target command is created, whether a system network configuration file contains IP address information of a configuration node or not can be detected and compared with the IP address information of the configuration node in a pre-configured configuration file, the scheme also provides a secret-free automatic configuration device of the distributed block storage system, which can perfect the secret-free automatic configuration process of the distributed block storage system, avoid the problem that cross-node configuration IPSAN service cannot be carried out because the IP of the configuration node in the system network configuration file is not available or incorrect, reduce the implementation time cost of engineers and improve the working efficiency when the number of nodes is large.
Description
Technical Field
The invention relates to the field of system configuration, in particular to a secret-free automatic configuration method and device for a distributed block storage system.
Background
The distributed block storage system can provide block services on each node, in order to realize cross-node configuration of a distributed block cluster IPSAN (IP-storage area network) service target (providing end of the IP-based storage area network service), operation of target management needs to be pushed to all cluster nodes needing to configure the IPSAN service, and the cross-node configuration is realized by adding a key word of 'push' in a target management command. Cross-node configuration of the IPSAN requires setting all IPs to configure the IPSAN service node to a specified configuration file/etc/tgt/configuration/info. At present, the distributed block cluster creation target is created through an internally packaged command line, but the exclusive configuration of the IPSAN is not detected in the creation process, which causes command execution failure possibly when the cross-node creation target is created, and meanwhile, when the number of nodes is large, the implementation time cost of an engineer is greatly consumed, which is not beneficial to improving the working efficiency.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and innovatively provides a secret-free automatic configuration method and a secret-free automatic configuration device for a distributed block storage system, which can perfect the secret-free automatic configuration process of the distributed block storage system, reduce the implementation time cost of engineers and improve the working efficiency when the number of nodes is large.
The invention provides a secret-free automatic configuration method of a distributed block storage system in a first aspect, which comprises the following steps:
detecting whether first configuration information of a configuration node in a first configuration file exists or not;
if the first configuration information exists, comparing the first configuration information with second configuration information of configuration nodes in a second configuration file, and if the comparison is consistent, synchronizing the first configuration file to each node of the cluster; if the comparison is inconsistent, deleting the first configuration information of the configuration nodes in the first configuration file, rewriting the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster;
and if the first configuration information does not exist, writing the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster.
With reference to the first aspect, in a first possible implementation manner of the first aspect, the first configuration profile is a distributed block storage system network configuration profile.
With reference to the first aspect, in a second possible implementation manner of the first aspect, the second configuration file is a configuration file preconfigured by a distributed block storage system.
With reference to the first aspect, in a third possible implementation manner of the first aspect, the writing of the second configuration information in the second configuration file into the first configuration file is specifically implemented by a python file operation function.
With reference to the first aspect, in a fourth possible implementation manner of the first aspect, the synchronizing of the first configuration file to each node of the cluster is specifically implemented by a scp remote copy command.
With reference to the first aspect, in a fifth possible implementation manner of the first aspect, the first configuration information and the second configuration information are both IP addresses.
The second aspect of the present invention provides a secret-free automatic configuration device for a distributed block storage system, including:
the detection module is used for detecting whether first configuration information of the configuration nodes exists in the first configuration file;
the comparison module is used for comparing whether the first configuration information is consistent with the second configuration information of the configuration nodes in the second configuration file or not if the detection result is that the first configuration information exists according to the detection result of the detection module, and synchronizing the first configuration file to each node of the cluster if the first configuration information is consistent with the second configuration information of the configuration nodes in the second configuration file; if the comparison is inconsistent, deleting the first configuration information of the configuration nodes in the first configuration file, rewriting the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster;
and the writing module writes the second configuration information in the second configuration file into the first configuration file and synchronizes the first configuration file to each node of the cluster if the detection result is that the first configuration information does not exist according to the detection result of the detection module.
The technical scheme adopted by the invention comprises the following technical effects:
the technical scheme of the invention can improve the secret-free automatic configuration process of the distributed block storage system, avoid the problem that cross-node configuration IPSAN service cannot be carried out because the IP of the configuration node in the system network configuration file is not or incorrect, reduce the implementation time cost of engineers and improve the working efficiency when the number of nodes is more.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without any creative effort.
Fig. 1 is a schematic flowchart of a secret-free automatic configuration method for a distributed block storage system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a secret-free automation configuration apparatus of a distributed block storage system according to an embodiment of the present invention.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
Example one
As shown in fig. 1, the technical solution of the present invention provides a secret-free automatic configuration method for a distributed block storage system, where the method includes:
s1, detecting whether the first configuration information of the configuration node in the first configuration file exists, if so, executing the step S2, and if not, executing the step S3;
s2, comparing the first configuration information with the second configuration information of the configuration node in the second configuration file to see if they are consistent, if yes, executing step S4; if the judgment result is no, executing step S5;
s3, writing the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster;
s4, synchronizing the first configuration file to each node of the cluster;
s5, delete the first configuration information of the configuration node in the first configuration file, rewrite the second configuration information of the configuration node in the second configuration file into the first configuration file, and synchronize the first configuration file to each node of the cluster.
In step S1, the currently distributed block cluster creation target is created through an internally packaged command line, and when the implementer executes the command to create the target, it is specifically implemented through a system command ifconfig to automatically detect whether first configuration information of a configuration node in a first configuration file exists, where the first configuration file is a system network configuration file (a configuration file for target service), specifically/etc/tgt/configuration/info.
In step S2, the second configuration file is a configuration file pre-configured by the distributed block storage system, and the configuration information of all nodes of the distributed block cluster is configured in the second configuration file, specifically/etc/hosts.
In steps S3 and S5, writing the second configuration information of the configuration node in the second configuration file into the first configuration file is specifically realized by a python file operation function.
In steps S3, S4, S5, the synchronization of the first configuration file to each node of the cluster is specifically realized by a scp remote copy command.
In steps S1-S5, the first configuration information and the second configuration information are IP address information of the configuration node.
Example two
As shown in fig. 2, the technical solution of the present invention further provides a secret-free automatic configuration device for a distributed block storage system, including:
the detection module 101 detects whether first configuration information of a configuration node in a first configuration file exists;
a comparison module 102, configured to compare, according to the detection result of the detection module 101, whether the first configuration information is consistent with second configuration information of configuration nodes in a second configuration file if the detection result is that the first configuration information exists, and synchronize the first configuration file to each node of the cluster if the first configuration information is consistent with the second configuration information of the configuration nodes in the second configuration file; if the comparison is inconsistent, deleting the first configuration information of the configuration nodes in the first configuration file, rewriting the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster;
and a writing module 103, configured to write the second configuration information in the second configuration file into the first configuration file and synchronize the first configuration file to each node of the cluster according to the detection result of the detecting module 101, if the detection result indicates that the first configuration information does not exist.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (4)
1. A secret-free automatic configuration method for a distributed block storage system is characterized by comprising the following steps:
detecting whether first configuration information of a configuration node in a first configuration file exists or not;
if the first configuration information exists, comparing the first configuration information with second configuration information of configuration nodes in a second configuration file, and if the comparison is consistent, synchronizing the first configuration file to each node of the cluster; if the comparison is inconsistent, deleting the first configuration information of the configuration nodes in the first configuration file, rewriting the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster; the first configuration information and the second configuration information are both IP addresses;
if the first configuration information does not exist, writing second configuration information of configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster; the first configuration file is a network configuration file of the distributed block storage system, and the second configuration file is a pre-configured configuration file of the distributed block storage system.
2. The secret-less automation configuration method for the distributed block storage system according to claim 1, wherein the writing of the second configuration information of the configuration node in the second configuration file into the first configuration file is implemented by a python file operation function.
3. The method as claimed in claim 1, wherein the synchronization of the first configuration file to each node of the cluster is implemented by a scp remote copy command.
4. The utility model provides a secret automatic configuration device is exempted from to distributed block memory system which characterized by includes:
the detection module is used for detecting whether first configuration information of the configuration nodes exists in the first configuration file;
the comparison module is used for comparing whether the first configuration information is consistent with the second configuration information of the configuration nodes in the second configuration file or not according to the detection result of the detection module if the detection result is that the first configuration information exists, and synchronizing the first configuration file to each node of the cluster if the first configuration information is consistent with the second configuration information of the configuration nodes in the second configuration file; if the comparison is inconsistent, deleting the first configuration information of the configuration nodes in the first configuration file, rewriting the second configuration information of the configuration nodes in the second configuration file into the first configuration file, and synchronizing the first configuration file to each node of the cluster; the first configuration information and the second configuration information are both IP addresses;
the writing module is used for writing the second configuration information in the second configuration file into the first configuration file and synchronizing the first configuration file to each node of the cluster if the detection result is that the first configuration information does not exist according to the detection result of the detection module; the first configuration file is a network configuration file of the distributed block storage system, and the second configuration file is a pre-configured configuration file of the distributed block storage system.
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