Unable to mount S3 buckets for which you only have read permissions

Description

When trying to mount a S3 bucket for which your credentials only have read permissions this will fail because internally it tries to write to the bucket:

The log file shows the following:

This occurs even if you are explicitly add the -readonly option to the Mount command. The underlying causes appears to be the use of dummy files by Alluxio. It is unclear to me what purpose they serve but they render it impossible to use public datasets which are read only

Environment

None

Assignee

Calvin Jia

Reporter

Rob Vesse

Labels

Components

Fix versions

Affects versions

Priority

Critical
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