asifdxtreme closed pull request #486: SCB-993 Update the design document URL: https://github.com/apache/servicecomb-service-center/pull/486
This is a PR merged from a forked repository. As GitHub hides the original diff on merge, it is displayed below for the sake of provenance: As this is a foreign pull request (from a fork), the diff is supplied below (as it won't show otherwise due to GitHub magic): diff --git a/docs/aggregator-design.PNG b/docs/aggregator-design.PNG index 5f67d1ab..06b4bf72 100644 Binary files a/docs/aggregator-design.PNG and b/docs/aggregator-design.PNG differ diff --git a/docs/design.md b/docs/design.md index 12c73f69..9268fa76 100644 --- a/docs/design.md +++ b/docs/design.md @@ -1,10 +1,18 @@ ## Service-Center Design Service-Center(SC) is a service registry that allows services to register their instance information and to discover providers of a given service. -SC uses etcd to store all the information of micro-service and its instances. Below is the diagram stating the working principles and flow of SC. +Generally, SC uses etcd to store all the information of micro-service and its instances. + + + +Below is the diagram stating the working principles and flow of SC. #### On StartUp -Here we assume that micro-services are written using [java-chassis](https://github.com/ServiceComb/java-chassis) sdk. So when micro-service boots up then java-chassis sdk does the following list of tasks. +Here describes a standard client registration process. +We assume that micro-services are written using +[java-chassis](https://github.com/ServiceComb/java-chassis) sdk or +[go-chassis](https://github.com/go-chassis/go-chassis) sdk. +So when micro-service boots up then java-chassis sdk does the following list of tasks. 1. On startup provider registers the micro-service to SC if not registered earlier and also register its instance information like its Ip and Port on which instance is running. 2. SC stores the provider information in etcd. @@ -23,4 +31,4 @@ Provider instance regularly sends heartbeat signal every 30 seconds to SC, if SC Consumer watches the information of provider instances from SC and if there is any change then the cache is updated. When Consumer needs to communicate to Provider then consumer reads endpoints of the provider instances from cache and do loadbalancing to communicate to Provider. -Note: This document is in beta stage, feel free to contribute to this document. +Note: Feel free to contribute to this document. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
