Where I can find pipeline sources for 2.6.1? Seems like to doc is out dates, such as how to use http_source with example?

Where I can find pipeline sources for 2.6.1? Seems like to doc is out dates, such as how to use http_source with example?

Describe the issue:
Where I can find pipeline sources for 2.6.1? Seems like to doc is out dates, such as how to use http_source with example?

Configuration:
Give an example please

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