CN115333927A - Client domain name switching method and device, electronic equipment and storage medium - Google Patents
Client domain name switching method and device, electronic equipment and storage medium Download PDFInfo
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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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
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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
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using certificates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
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Abstract
The invention relates to a method and a device for switching a client domain name, electronic equipment and a storage medium, wherein the method comprises the following steps: embedding an HTTPS certificate in an application program of a client, wherein the HTTPS certificate correspondingly protects a plurality of domain name nodes; the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate; after receiving the request, the server carries out domain name resolution and certificate verification, and if the request passes the verification, the server generates a corresponding domain name control strategy according to the domain name node passing the application program verification and issues the domain name control strategy to the application program; and the application program acquires the corresponding domain name node to carry out network request according to the domain name control strategy. Compared with the prior art, the method and the system can ensure the stability of network access from the application program to the server, ensure that when a certain domain name has an analysis problem, the domain name is intelligently and seamlessly switched to other standby domain names under the condition that a user does not sense the domain name so as to finish normal access of the application program, and have the advantages of safety, intelligence, no sensing and the like.
Description
Technical Field
The present invention relates to the field of data communication technologies, and in particular, to a method and an apparatus for switching a domain name of a client, an electronic device, and a storage medium.
Background
With the increasing number of APP users and the coverage of users in different regions and operators, how to ensure the stability of network requests is crucial. Generally, the first step of an APP when initiating a request is DNS domain name resolution, and only after the domain name is resolved into a correct IP, a subsequent HTTP or HTTPs request can be performed, so as to avoid operator DNS hijacking and operator DNS failure, which may result in that the APP network cannot be accessed, and DNS resolution and domain name access policy optimization are not slow.
As shown in fig. 1, the communication request of the APP at present uses a single domain name mode, the front-end APP interacts with the server during the operation process, and the single domain name runs through the whole operation life cycle. In the process of using a single domain name, once the DNS cannot resolve the server IP corresponding to the domain name, the APP network access is abnormal, and normal business function circulation cannot be carried out.
The invention with publication number CN110336687A discloses a domain name switching method, which comprises the following steps: under the condition of receiving a target domain name switching instruction, acquiring a target record value corresponding to a target domain name from a preset configuration relation table; and switching the target domain name to target protection equipment corresponding to the target record value. In the above domain name switching method, when the target domain name switching instruction is received, a target record value corresponding to the target domain name is obtained in a preset configuration relation table, and the target domain name is switched to a target protection device corresponding to the target record value.
According to the scheme, active domain name switching is realized, but the defects that the front-end APP interacts with the server side in the operation process and a single domain name runs through the whole operation life cycle are not solved, and the domain name can not be corrected in real time when the domain name resolution problem occurs.
Disclosure of Invention
The invention aims to overcome the defects that a single domain name penetrates through the whole operation life cycle in the operation process of an application program and the domain name can not be corrected in real time when the domain name resolution problem occurs in the prior art, and provides a client domain name switching method, a device, electronic equipment and a storage medium.
The purpose of the invention can be realized by the following technical scheme:
according to a first aspect of the present invention, a method for switching a domain name of a client is provided, which includes:
embedding an HTTPS certificate in an application program of a client, wherein the HTTPS certificate correspondingly protects a plurality of domain name nodes;
the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate;
after receiving the request, the server carries out domain name resolution and certificate verification, and if the request passes the verification, the server generates a corresponding domain name control strategy according to the domain name node passing the application program verification and issues the domain name control strategy to the application program;
and the application program acquires the corresponding domain name node to carry out network request according to the domain name control strategy.
Further, the process of the server generating the domain name control policy includes: selecting a main domain name and a standby domain name from domain name nodes which are checked by an application program according to a preset rule;
the domain name control strategy comprises the following steps: the application program makes a network request by a main domain name; or the application program carries out network request by preparing the domain name; or the application program intelligently selects according to the heartbeat packet inspection result of each domain name node.
Further, the application program intelligently selects the heartbeat packet according to the detection result of each domain name node, specifically: and the application program selects the domain name node with the fastest heartbeat packet feedback to carry out network request according to the heartbeat packet inspection result of each domain name node.
Further, the application program performs encrypted data transmission on the HTTPS certificate in a process of sending a request to the server according to the HTTPS certificate.
According to a second aspect of the present invention, there is provided a client domain name switching apparatus, including:
the system comprises a client side and a client side, wherein the client side is used for embedding an HTTPS certificate in an application program, and the HTTPS certificate correspondingly protects a plurality of domain name nodes; the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate; acquiring a corresponding domain name node to carry out a network request according to a domain name control strategy fed back by a server;
and the server is used for performing domain name resolution and certificate verification after receiving the request of the client, and if the request passes the verification, generating a corresponding domain name control strategy according to the domain name node passing the application program verification and issuing the domain name control strategy to the application program of the client.
Further, the client includes:
the system comprises an application program module, a domain name management module and a domain name management module, wherein the application program module is used for storing and executing an application program, and an HTTPS certificate is pre-embedded in the application program and correspondingly protects a plurality of domain name nodes; acquiring a corresponding domain name node according to a domain name control strategy fed back by the server;
the heartbeat packet inspection module is used for inspecting each domain name node through the heartbeat packet according to the instruction of the application program module;
the communication module is used for sending a request to the server according to the detection result of the heartbeat packet detection module and the HTTPS certificate; and receiving the domain name control strategy fed back by the server, feeding back the domain name control strategy to the application program module, and receiving the corresponding domain name node to carry out network request.
Further, the process of the server generating the domain name control policy includes: selecting a main domain name and a standby domain name from domain name nodes which are checked by an application program according to a preset rule;
the domain name control strategy comprises the following steps: the application program makes a network request by using the main domain name; or the application program carries out network request by preparing the domain name; or the application program intelligently selects according to the heartbeat packet inspection result of each domain name node.
Further, the application program intelligently selects the heartbeat packet according to the detection result of each domain name node, specifically: and the application program selects the domain name node with the fastest heartbeat packet feedback to carry out network request according to the heartbeat packet inspection result of each domain name node.
According to a third aspect of the present invention, there is provided an electronic device comprising a memory having stored thereon a computer program and a processor implementing the method as described above when executing the program.
According to a fourth aspect of the present invention, there is provided a computer-readable storage medium having stored thereon a computer program for executing the client domain name switching method as described above by a processor.
Compared with the prior art, the invention has the following advantages:
(1) Safety: how to ensure the safety of user data transmission and prevent the user data from leaking is important. The invention uses TrustManager to check the HTTPS certificate and transmit the encrypted data by pre-embedding the digital certificate, thereby preventing the data from being stolen and changed in the transmission process and ensuring the safety and reliability of the whole network interaction process.
(2) Intelligence: according to the invention, after the application program is opened for the first time, quality monitoring is carried out on the main domain name node and the standby domain name node through the heartbeat packet, and the optimal domain name access strategy is intelligently selected, so that stable and rapid network access service is provided, and the stability and continuity of high-speed service handling of a user are ensured. The server side issues the domain name control strategy in three modes, namely, a first mode and a second mode, wherein the client side intelligently selects the domain name through a heartbeat packet, and the main domain name, the third mode and the standby domain name are selected. After the strategy adjustment is carried out by the server side, the APP caches and applies the strategy.
(3) No perception: the application program can detect the domain name node in second level, when network fluctuation or domain name node failure occurs, the application program is automatically switched to other high-quality domain name nodes, and the switching process has a non-perception continuous function, so that the application program is not disconnected, and the service function can be normally developed. In the whole rule obtaining and applying process, the front-end user can automatically complete the rule obtaining and applying process without participation so as to ensure better user experience.
Drawings
Fig. 1 is a schematic flowchart of a communication request of an APP provided in the background of the present invention;
fig. 2 is a schematic flowchart of a method for switching a domain name of a client according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
Example 1
Fig. 2 is a flowchart of a method for switching a domain name of a client provided in an embodiment of the present application. The present application provides method steps as in examples or flowcharts, but may include more or fewer steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one manner of performing the steps in a multitude of orders and does not represent the only order of execution. The method should be implementable in software and/or hardware. Referring to fig. 2, the method may include:
s1: embedding an HTTPS certificate in an application program of a client, wherein the HTTPS certificate correspondingly protects a plurality of domain name nodes;
s2: the application checks each domain name node by heartbeat packets,
s3: the application program sends a request to the server according to the HTTPS certificate and the heartbeat package inspection result;
s4: the server receives the request and then carries out domain name resolution, if the request is successful, the step S5 is executed, otherwise, the step S9 is executed;
s5: the server checks the certificate, can use TrustManager to check the HTTPS certificate, if succeed, carry out step S6, otherwise carry out step S9;
s6: the server receives the response and the domain name management and control rule;
s7: the server checks the passed domain name node according to the application program according to the domain name control rule and generates a corresponding domain name control strategy;
s8: the application program caches the domain name control strategy and applies the domain name control strategy to subsequent service network requests;
s9: and (6) ending.
It should be noted that the role of the domain name control policy is to select an optimal domain name node from the domain name nodes that are checked by the application program for use in the subsequent network request of the application program, and the specific policy form of the domain name control policy may be configured correspondingly according to the actual requirement, and the scheme is not particularly limited.
In addition, the number of the embedded HTTPS certificates in the application program may be one or more, one HTTPS certificate may correspond to one domain name node, one HTTPS certificate may correspond to a plurality of domain name nodes, and no unique limitation is imposed.
By adopting the scheme of the invention, the application program can detect the domain name node in a second level, when network fluctuation or domain name node failure occurs, the application program is automatically switched to other high-quality domain name nodes, and the switching process has a non-perception continuous function, so that the application program is not disconnected and the service function can be normally developed. In the whole rule obtaining and applying process, the front-end user can automatically complete the rule obtaining and applying process without participation so as to ensure better user experience.
As a preferred embodiment, the process of generating the domain name control policy by the server includes: selecting a main domain name and a standby domain name from domain name nodes which are checked by an application program according to a preset rule;
the domain name control strategy comprises the following steps: the application program makes a network request by using the main domain name; or the application program carries out network request by preparing the domain name; or the application program intelligently selects according to the heartbeat packet inspection result of each domain name node.
The intelligent selection of the application program according to the heartbeat packet inspection result of each domain name node can be as follows: and the application program selects the domain name node with the fastest heartbeat packet feedback to carry out network request according to the heartbeat packet inspection result of each domain name node.
In a preferred embodiment, the application program performs encrypted data transmission on the HTTPS certificate in the process of sending the request to the server according to the HTTPS certificate.
The above is a description of method embodiments, and the following is a further description of the present invention by means of apparatus embodiments.
The present embodiment further relates to a client domain name switching apparatus, including:
the system comprises a client side and a client side, wherein the client side is used for embedding an HTTPS certificate in an application program, and the HTTPS certificate correspondingly protects a plurality of domain name nodes; the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate; acquiring a corresponding domain name node to carry out a network request according to a domain name control strategy fed back by a server;
and the server is used for performing domain name resolution and certificate verification after receiving the request of the client, and if the request passes the verification, generating a corresponding domain name control strategy according to the domain name node which passes the application program verification and issuing the domain name control strategy to the application program of the client.
Optionally, the client specifically includes:
the system comprises an application program module, a domain name protection module and a domain name protection module, wherein the application program module is used for storing and executing an application program, and an HTTPS certificate is pre-embedded in the application program and correspondingly protects a plurality of domain name nodes; acquiring a corresponding domain name node according to a domain name control strategy fed back by the server;
the heartbeat packet inspection module is used for inspecting each domain name node through the heartbeat packet according to the instruction of the application program module;
the communication module is used for sending a request to the server according to the detection result of the heartbeat packet detection module and the HTTPS certificate; and receiving the domain name control strategy fed back by the server, feeding back the domain name control strategy to the application program module, and receiving the corresponding domain name node to carry out network request.
It should be noted that specific contents and beneficial effects of the apparatus of the present application can be referred to the method embodiments, and are not described herein again.
The electronic device of the present invention includes a Central Processing Unit (CPU) that can perform various appropriate actions and processes according to computer program instructions stored in a Read Only Memory (ROM) or computer program instructions loaded from a storage unit into a Random Access Memory (RAM). In the RAM, various programs and data required for the operation of the device can also be stored. The CPU, ROM, and RAM are connected to each other via a bus. An input/output (I/O) interface is also connected to the bus.
A plurality of components in the device are connected to the I/O interface, including: an input unit such as a keyboard, a mouse, or the like; an output unit such as various types of displays, speakers, and the like; storage units such as magnetic disks, optical disks, and the like; and a communication unit such as a network card, modem, wireless communication transceiver, etc. The communication unit allows the device to exchange information/data with other devices via a computer network such as the internet and/or various telecommunication networks.
The processing unit performs the various methods and processes described above, such as the inventive method steps S1 to S3. For example, in some embodiments, the inventive method steps S1-S3 may be implemented as a computer software program tangibly embodied in a machine-readable medium, such as a storage unit. In some embodiments, part or all of the computer program may be loaded and/or installed onto the device via ROM and/or the communication unit. When the computer program is loaded into the RAM and executed by the CPU, one or more of the steps S1-S3 of the method of the invention described above may be performed. Alternatively, in other embodiments, the CPU may be configured to perform the inventive method steps S1-S3 in any other suitable way (e.g. by means of firmware).
The functions described herein above may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems on a chip (SOCs), complex Programmable Logic Devices (CPLDs), and the like.
Program code for implementing the methods of the present invention may be written in any combination of one or more programming languages. These program codes may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the program codes, when executed by the processor or controller, cause the functions/operations specified in the flowchart and/or block diagram to be performed. The program code may execute entirely on the machine, partly on the machine, as a stand-alone software package partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of the present invention, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A method for switching a domain name of a client is characterized by comprising the following steps:
embedding an HTTPS certificate in an application program of a client, wherein the HTTPS certificate correspondingly protects a plurality of domain name nodes;
the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate;
after receiving the request, the server carries out domain name resolution and certificate verification, and if the request passes the verification, the server generates a corresponding domain name control strategy according to the domain name node passing the application program verification and issues the domain name control strategy to the application program;
and the application program acquires the corresponding domain name node to carry out network request according to the domain name control strategy.
2. The method for switching the domain name of the client according to claim 1, wherein the process of generating the domain name control policy by the server comprises: selecting a main domain name and a standby domain name from domain name nodes which are checked by an application program according to a preset rule;
the domain name control strategy comprises the following steps: the application program makes a network request by a main domain name; or the application program carries out network request for the domain name; or the application program intelligently selects according to the heartbeat packet detection result of each domain name node.
3. The method for switching the domain name of the client according to claim 2, wherein the application program intelligently selects the heartbeat packet according to the detection result of each domain name node specifically as follows: and the application program selects the domain name node with the fastest heartbeat packet feedback to carry out network request according to the heartbeat packet inspection result of each domain name node.
4. The method for switching the domain name of the client according to claim 1, wherein the application program performs encrypted data transmission on the HTTPS certificate in a process of sending a request to the server according to the HTTPS certificate.
5. A client domain name switching apparatus, comprising:
the system comprises a client side and a client side, wherein the client side is used for embedding an HTTPS certificate in an application program, and the HTTPS certificate correspondingly protects a plurality of domain name nodes; the application program checks each domain name node through the heartbeat packet and sends a request to the server according to the HTTPS certificate; acquiring a corresponding domain name node to carry out a network request according to a domain name control strategy fed back by a server;
and the server is used for performing domain name resolution and certificate verification after receiving the request of the client, and if the request passes the verification, generating a corresponding domain name control strategy according to the domain name node passing the application program verification and issuing the domain name control strategy to the application program of the client.
6. The apparatus of claim 5, wherein the client comprises:
the system comprises an application program module, a domain name management module and a domain name management module, wherein the application program module is used for storing and executing an application program, and an HTTPS certificate is pre-embedded in the application program and correspondingly protects a plurality of domain name nodes; acquiring a corresponding domain name node according to a domain name control strategy fed back by the server;
the heartbeat packet inspection module is used for inspecting each domain name node through the heartbeat packet according to the instruction of the application program module;
the communication module is used for sending a request to the server according to the detection result of the heartbeat packet detection module and the HTTPS certificate; and receiving the domain name control strategy fed back by the server, feeding back the domain name control strategy to the application program module, and receiving the corresponding domain name node to carry out network request.
7. The client domain name switching device according to claim 5, wherein the process of generating the domain name control policy by the server comprises: selecting a main domain name and a standby domain name from domain name nodes which are checked by an application program according to a preset rule;
the domain name control strategy comprises the following steps: the application program makes a network request by a main domain name; or the application program carries out network request by preparing the domain name; or the application program intelligently selects according to the heartbeat packet inspection result of each domain name node.
8. The client domain name switching device according to claim 5, wherein the application program intelligently selects, according to the heartbeat packet inspection result of each domain name node, specifically: and the application program selects the domain name node with the fastest heartbeat packet feedback to carry out network request according to the heartbeat packet inspection result of each domain name node.
9. An electronic device comprising a memory and a processor, the memory having stored thereon a computer program, wherein the processor, when executing the program, implements the method of any of claims 1-4.
10. A computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, and the computer program is executed by a processor to perform the client domain name switching method according to any one of claims 1 to 4.
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