CN111245910A - Block chain light node multi-copy deployment method - Google Patents
Block chain light node multi-copy deployment method Download PDFInfo
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Abstract
The invention discloses a block chain light node multi-copy deployment method, which comprises the following steps: 1) starting a light node and generating a first part of a node identifier; 2) obtaining a second part of the node IP and the port generation node identification; 3) the node registers to the management platform; 4) deploying a copy, generating a light node identifier, and performing a group registration on the copy to a management platform; 5) deploying load balancing for forwarding before multiple copies; 6) the client accesses the blockchain by requesting a load balancing front end. The invention realizes a deployment mode of multiple copies of the block chain light node, can realize high-concurrency forwarding transaction of the applied light node, avoids system unavailability caused by single-point failure through multiple copies deployment, and improves the robustness of the system.
Description
Technical Field
The invention relates to a blockchain technology, a light node life cycle management technology and a load balancing technology, in particular to a method for deploying multiple copies of a blockchain light node.
Background
The blockchain is a novel decentralized distributed account book technology, digital currency transactions or other data can be safely stored, and the blockchain is characterized in that information stored on the blockchain cannot be forged and tampered, a blockchain consensus algorithm drives each node on the blockchain to participate in a transaction verification process, the transactions on the blockchain are guaranteed to be credible, each node on the blockchain maintains a public account book for storing balance and intelligent contract data of all users on a blockchain network, and any node does not allow the modification of the account book maintained by the node to be acknowledged by other nodes, so that the public account book cannot be forged and tampered.
The light node of the blockchain is relative to the full node, one full node stores all the ledger information and participates in consensus and verification, but does not need to use all the ledger information for most of the scenarios, so the light node is generated, which is software connecting the full node to realize interaction with the blockchain, and uses the full node as an intermediary, from the request of the latest block header to the balance of the request account, and so on. The light node can greatly reduce the difficulty and the learning cost of accessing the block chain due to the characteristics.
Disclosure of Invention
The invention provides a block chain light node multi-copy deployment method aiming at the problem of high difficulty in light node management and capacity expansion.
Due to the complexity of application services, in actual deployment, there are many requirements for light nodes on availability, some applications expect multiple applications to correspond to one light node, and some applications expect one-to-many or many-to-many, so that the light nodes are required to be better expanded, and the operation and maintenance of a management platform are facilitated.
The purpose of the invention is realized by the following technical scheme: a method for deploying a plurality of copies of a blockchain light node comprises the following steps:
1) and configuring a light node monitoring port at the light node end, starting the light node, generating a random character string by using the current timestamp as a first part of the identifier by the light node, and persisting the part.
2) And the light node acquires the local IP and the monitoring port, generates a random character string by using the information and takes the character string as the second part of the identifier.
3) The light node splices the two parts of identifiers generated in the step 1) and the step 2) together, and the spliced identifiers are used as unique identifiers of the light node and carry identifiers and other information (such as the name and the geographic information of the light node) to be sent to a management terminal for service and registration.
4) And (3) generating a copy: copying the configuration file of the light node in the step 1) to a target machine, starting the light node on the target machine, acquiring a first part of a local persistent identifier after the light node is started, acquiring a local IP and a monitoring port, then generating a random character string by using the information, using the character string as a second part of the identifier, splicing the generated two parts of identifiers together, sending the complete identifier and related information to a management terminal for service, and registering.
5) A load balancer (which may be a software or hardware device) is deployed at the front end of multiple copies of the light node to proxy requests to the light node.
6) The client application can access the light nodes by accessing the front-end address configured by the load balancer, and the load balancer selects which light node to forward the request to according to the configured load balancing strategy.
Further, in step 1), the first part of the light node identifier is to generate a random string by using a timestamp, and the part of the identifier is used by the management platform to identify whether multiple light node entities belong to the same light node cluster, so as to perform uniform life cycle management on the same light node cluster, and issue the same configuration, thereby realizing cooperation between light nodes.
Further, in the step 2), the second part of the light node identifier is a random character string generated by using the local IP and the monitor port, and the random character string and the first part of the identifier form a unique identifier of the light node, so as to distinguish different light nodes in the same cluster, thereby implementing finer-grained management of the light node by the management platform.
Further, in the step 3), the character strings produced in the step 1) and the step 2) are spliced together to be used for uniquely identifying the light node, the light node sends the identity and some other related information of the light node to the management platform after acquiring the unique identity, and the management platform verifies the validity of the light node after receiving the identity information and the other related information and registers the light node.
Further, in the step 4), deploying a copy of the light node to use information that is persisted locally to the node, copying the configuration file of the light node in the step 1) to a target machine and starting the copy, acquiring the persisted information as a first part of an identity by the node, then acquiring a local IP and a monitoring port, generating a random string as a second part of the identity by using the information, splicing the generated two parts of identities together, sending the complete identity and related information to a management terminal for service, registering, acquiring the existing configuration information of the cluster by the management platform if the management platform inquires that the received first part of the identity is registered, indicating that the cluster where the light node is located is registered, and issuing the configuration information of the cluster to the light node.
Further, in the step 5), a load balancing service is deployed at the front ends of the multiple light node copies, the load balancing service is used to implement cooperative work among the multiple copies, and a health check is configured at the back end of the load balancing service to implement high availability of the light nodes.
Further, in step 6), the client application directly accesses the front end of the load balancer, and the load balancing service forwards the request to the light node.
The invention has the beneficial effects that: the invention provides a rapid and convenient deployment management method for the multi-type block chains by integrating the deployment mode of the multi-type block chains, the realization mode of the multi-type block chains SDK and the contract management mode of the multi-type block chains. Furthermore, the machine resources are fully utilized through the unified management of the block chains of various types.
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Fig. 1 is an architectural diagram of a deployment of blockchain light node multiple copies.
Detailed Description
The present invention will be described in detail below with reference to the drawings and specific embodiments, and the objects and effects of the present invention will become more apparent.
As shown in fig. 1, the method for deploying multiple copies of a blockchain light node according to the present invention includes the following steps:
1) and configuring a light node monitoring port at the light node end, starting the light node, generating a random character string by using the current timestamp as a first part of the identifier by the light node, and persisting the part.
2) And the light node acquires the local IP and the monitoring port, generates a random character string by using the information and takes the character string as the second part of the identifier.
3) The light node splices the two parts of identifiers generated in the step 1) and the step 2) together, and the spliced identifiers are used as unique identifiers of the light node and carry identifiers and other information (such as the name and the geographic information of the light node) to be sent to a management terminal for service and registration.
4) And (3) generating a copy: copying the configuration file of the light node in the step 1) to a target machine, starting the light node on the target machine, acquiring a first part of a local persistent identifier after the light node is started, acquiring a local IP and a monitoring port, then generating a random character string by using the information, using the character string as a second part of the identifier, splicing the generated two parts of identifiers together, sending the complete identifier and related information to a management terminal for service, and registering.
5) A load balancer (which may be a software or hardware device) is deployed at the front end of multiple copies of the light node to proxy requests to the light node.
6) The client application can access the light nodes by accessing the front-end address configured by the load balancer, and the load balancer selects which light node to forward the request to according to the configured load balancing strategy.
Further, in step 1), the first part of the light node identifier is to generate a random string by using a timestamp, and the part of the identifier is used by the management platform to identify whether multiple light node entities belong to the same light node cluster, so as to perform uniform life cycle management on the same light node cluster, and issue the same configuration, thereby realizing cooperation between light nodes.
Further, in the step 2), the second part of the light node identifier is a random character string generated by using the local IP and the monitor port, and the random character string and the first part of the identifier form a unique identifier of the light node, so as to distinguish different light nodes in the same cluster, thereby implementing finer-grained management of the light node by the management platform.
Further, in the step 3), the character strings produced in the step 1) and the step 2) are spliced together to be used for uniquely identifying the light node, the light node sends the identity and some other related information of the light node to the management platform after acquiring the unique identity, and the management platform verifies the validity of the light node after receiving the identity information and the other related information and registers the light node.
Further, in the step 4), deploying a copy of the light node to use information that is persisted locally to the node, copying the configuration file of the light node in the step 1) to a target machine and starting the copy, acquiring the persisted information as a first part of an identity by the node, then acquiring a local IP and a monitoring port, generating a random string as a second part of the identity by using the information, splicing the generated two parts of identities together, sending the complete identity and related information to a management terminal for service, registering, acquiring the existing configuration information of the cluster by the management platform if the management platform inquires that the received first part of the identity is registered, indicating that the cluster where the light node is located is registered, and issuing the configuration information of the cluster to the light node.
Further, in the step 5), a load balancing service is deployed at the front ends of the multiple light node copies, the load balancing service is used to implement cooperative work among the multiple copies, and a health check is configured at the back end of the load balancing service to implement high availability of the light nodes.
Further, in step 6), the client application directly accesses the front end of the load balancer, and the load balancing service forwards the request to the light node.
The following is an example of a specific blockchain light node multi-copy deployment to illustrate specific embodiments:
the process of simulating the deployment mode of a blockchain light node multi-copy is shown in fig. 1, and an application program sends a request to a load balancing service.
The load balancing service obtains the request of the application program and forwards the request to one of the light nodes according to a preset forwarding rule.
At this time, the light node is registered in the management platform, and the management platform performs cluster granularity configuration or node granularity configuration on the light node through the two parts of the light node identity identifier.
After receiving the request from the load balancing, the light node forwards the transaction to the MQ (in this example) at the back end of the node, and the light node and the block chain are directly connected and buffered through the MQ.
The foregoing is only a preferred embodiment of the present invention, and although the present invention has been disclosed in the preferred embodiments, it is not intended to limit the present invention. Those skilled in the art can make numerous possible variations and modifications to the present teachings, or modify equivalent embodiments to equivalent variations, without departing from the scope of the present teachings, using the methods and techniques disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (6)
1. A method for deploying a plurality of copies of a blockchain light node is characterized by comprising the following steps:
1) and configuring a light node monitoring port at the light node end, starting the light node, generating a random character string by using the current timestamp as a first part of the identifier by the light node, and persisting the part.
2) And the light node acquires the local IP and the monitoring port, generates a random character string by using the information and takes the character string as the second part of the identifier.
3) And the light node splices the two parts of identifiers generated in the step 1) and the step 2) together, and the spliced identifiers are used as the unique identifier of the light node, carry the identifier and other information and are sent to a management terminal for service and registration.
4) And (3) generating a copy: copying the configuration file of the light node in the step 1) to a target machine, starting the light node on the target machine, acquiring a first part of a local persistent identifier after the light node is started, acquiring a local IP and a monitoring port, then generating a random character string by using the information, using the character string as a second part of the identifier, splicing the generated two parts of identifiers together, sending the complete identifier and related information to a management terminal for service, and registering.
5) A load balancer is deployed at the front end of the multiple light node copies to proxy requests to the light nodes.
6) The client application can access the light nodes by accessing the front-end address configured by the load balancer, and the load balancer selects which light node to forward the request to according to the configured load balancing strategy.
2. The method as claimed in claim 1, wherein in step 1), the first part of the light node identifier is a random string generated by using a timestamp, and the part of the identifier is used by the management platform to identify whether multiple light node entities belong to the same light node cluster, so as to perform uniform lifecycle management on the same light node cluster, and issue the same configuration, thereby implementing cooperation between light nodes.
3. The method as claimed in claim 1, wherein in step 2), the second part of the light node identifier is a random string generated by using the native IP and the listening port, and the random string and the first part of the light node identifier together form a unique identifier of the light node, so as to distinguish different light nodes in the same cluster, thereby implementing finer-grained management of the light node by the management platform.
4. The method of claim 1, wherein the deployment copy depends on a first part of persistence in a configuration file during initial configuration of the light node body, and is used for determining the cluster to which the deployment copy belongs.
5. The method as claimed in claim 1, wherein in step 4), if the management platform queries that the received identifier first part is registered, which indicates that the cluster where the light node is located is registered, the management platform obtains the existing configuration information of the cluster, and issues the configuration information of the cluster to the light node.
6. The method as claimed in claim 1, wherein the cluster front end performs proxy through load balancing, so that multiple forwarding strategies can be flexibly selected, and the number of copies can be weighted according to actual conditions.
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