Cherry-pick #17658 to 7.x: Add support for IAM role arn in aws config#17726

Merged

kaiyan-sheng merged 1 commit intoelastic:7.xfrom kaiyan-sheng:backport_17658_7.x

Apr 20, 2020

+180-9

Commits on Apr 15, 2020

Add support for IAM role arn in aws config (#17658 )
kaiyan-sheng
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