[ARROW-8900] [C++] Respect HTTP(S)_PROXY for S3 Filesystems and/or expose proxy options as parameters

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.17.0
• Fix Version/s: 4.0.0
• Component/s: C++, Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/25034
• Assignee: Sahil Gupta
• Reporter: Daniel Nugent
• Created: 22/May/20 23:13
• Updated: 11/Jan/23 08:03
• Resolved: 15/Apr/21 16:58

Description

HTTP_PROXY and HTTPS_PROXY are not automatically respected by the Aws::Client::ClientConfiguration (see: https://github.com/aws/aws-sdk-cpp/issues/1049)

Either Arrow should respect them or make them available as parameters when connecting to S3

Issue Links

• is duplicated by: ARROW-12061 Proxy set as environment variables doesn't seems to be picked up
• relates to: ARROW-14566 [R] Proxy support for S3 File systems
• links to: GitHub Pull Request #9996