Update error handling and logging for cache #879
Merged
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Description
Previously we returned a low level file system error when checking for a cached image. Adds a more human friendly log message and explicit error handling.
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Reviewer Notes
Release Notes
Changes logging from
INFO[0004] Error while retrieving image from cache: getting file info: stat /cache/sha256:64463934b2c542cc5ae132d66a4deae2146e64183343f751a942dc9ede109fd2: no such file or directory
To
INFO[0004] Image python:3.7.5-alpine3.10 not found in cache