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https://issues.apache.org/jira/browse/FLINK-4630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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shijinkui updated FLINK-4630:
-----------------------------
    Description: 
When source stream get start, listen a provided tcp port, receive stream data 
from user data source.
This netty tcp source is keepping alive and end-to-end, that is from business 
system to flink worker directly. 

Such source service is needed in produce indeed.

describe the source in detail below:

1.      source run as a netty tcp server
2.      user provide a tcp port, if the port is in used, increace the port 
number between 1024 to 65535. Source can parallel.
3.      callback the provided url to report the real port to listen

  was:
When source stream get start, listen a provided tcp port, receive stream data 
from user data source.
This netty tcp source is keepping alive and end-to-end, that is from business 
system to flink worker directly. 

Such source service is needed in produce indeed.

describe the source in detail below:

1.      source run as a netty tcp server
2.      user provide a tcp port, if the port is in used, increace the port 
number between 1024 to 65535
3.      callback the provided url to report the real port to listen


> add netty tcp source support
> ----------------------------
>
>                 Key: FLINK-4630
>                 URL: https://issues.apache.org/jira/browse/FLINK-4630
>             Project: Flink
>          Issue Type: New Feature
>          Components: Streaming Connectors
>            Reporter: shijinkui
>
> When source stream get start, listen a provided tcp port, receive stream data 
> from user data source.
> This netty tcp source is keepping alive and end-to-end, that is from business 
> system to flink worker directly. 
> Such source service is needed in produce indeed.
> describe the source in detail below:
> 1.    source run as a netty tcp server
> 2.    user provide a tcp port, if the port is in used, increace the port 
> number between 1024 to 65535. Source can parallel.
> 3.    callback the provided url to report the real port to listen



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