facts: server.Mounts: fix whitespaces and escaped characters #1313
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lemmi
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The `mount` command can not be parsed unambigiously. Whitespaces in paths and , in option lists are not escaped. See the new tests for examples the old code can not handle. This patch switches to reading from `/proc/self/mountinfo` instead (see man 5 proc for documentation) where strings are properly escaped. While `/proc/self/mountinfo` provides a lot more details, these are ignored to keep compatibility with the old type. If there is a need, the missing fields can be easily added.
I think I saw something related to lvm volumes. But I'm not using them anywhere at the moment. I had another look into how exactly the kernel escapes the strings to get rid of the |
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The
mountcommand can not be parsed unambigiously. Whitespaces in paths and,in option lists are not escaped. See the new tests for examples the old code can not handle.This patch switches to reading from
/proc/self/mountinfoinstead (see man 5 proc for documentation) where strings are properly escaped.While
/proc/self/mountinfoprovides a lot more details, these are ignored to keep compatibility with the old type. If there is a need, the missing fields can be easily added.@Fizzadar 461d8ec introduced handling "map devices". I'm not sure what they are. I'd love to see a line from
/proc/self/mountinfo, so we can test against that.