Summary:
Most of the data used here in shell commands is not generated directly from user input but some data (ie: from environment variables) may have been external influenced. It is a good practice to escape this data before using it in a shell command.
Originally D4800264 but we never quite got it merged.
Reviewed By: yiwu-arbug
Differential Revision: D5595052
fbshipit-source-id: c09d8b47fe35fc6a47afb4933ccad9d56ca8d7be
dfa6c23c4b