Hello, Nicholas:
We will provide every specified design document for each phase, and send a
mail to invite community members, join in and discuss about the certain topic.
At 2020-02-06 19:41:17, "蒋晓峰" <[email protected]> wrote:
>Hi, Haoran Meng:
> Could you please provide the design document of "upgrade the
>Orchestration module to the Governance module"? And please put the document
>into confluence of wiki to let community developer for reference.
>
>Thanks,
>Nicholas Jiang
>
>On Thu, Feb 6, 2020 at 4:18 PM Haoran Meng <[email protected]> wrote:
>
>> Hello everyone, we plan to optimize Orchestration of Apache
>> ShardingSphere(incubator)，
>>
>> and we plan to upgrade the Orchestration module to the Governance module.
>>
>> The goal is to package Governance as a core component of distributed
>> database HA.
>>
>> Here are our plans:
>>
>> 1.
>>
>> Sort out and redesign ConfigCenter and RegistryCenter, and separate them
>> from specific domain models, so that developers can easily integrate and
>> implement data access and change notification functions based on a
>> certain
>> technology.
>> 2.
>>
>> Consider the functions of Distributed Lock and Leaf ID Generator, keep
>> or integrate third party?
>> 3.
>>
>> Provide API and SPI related to the above designs, which requires clear
>> and Least Knowledge Principle.
>> 4.
>>
>> Design Metadata model, integrate with Config and Registry.
>> 5.
>>
>> Design the management of JDBC and Proxy nodes, the detection and
>> reconstruction mechanism after nodes crashed.
>> 6.
>>
>> Design the elegant Refresh mechanism of Connection and the processing
>> under the multi-threaded Executor. Minimize the reconstruction of all
>> internal and external resource objects.
>> 7.
>>
>> Design the model and synchronization mechanism of Rules and DataSources.
>> 8.
>>
>> Spring NameSpace, Spring Boot integration.
>> 9.
>>
>> Governance module integrates with JDBC and Proxy modules to achieve HA.
>>
>> Everyone is welcome to actively discuss and provide comments and
>> suggestions.
>>
