[BEAM-8417] Expose ExternalWorkerHandler hostname

• Type: Improvement
• Status: Resolved
• Priority: P3
• Resolution: Fixed
• Fix Version/s: 2.17.0
• Component/s: sdk-py-core
• Assignee: Wanqi Lyu
• Reporter: Wanqi Lyu
• Created: 17/Oct/19 00:37
• Updated: 24/Jul/20 20:01
• Resolved: 18/Oct/19 03:09

Description

Currently `fn_api_runner.ExternalWorkerHandler` endpoints have `localhost` as their hostname by default, which prevents it from being connected from external workers started on other machines.

Issue Links

• links to: GitHub Pull Request #9814