ensure we can detect RedHat with whitespace too

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
better path checking when attempting to write the config

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
be more verbose about mds failures include exit code

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #108 from alfredodeza/6579

be more verbose about mds failures include exit code
Merge pull request #107 from alfredodeza/6580

better path checking when attempting to write the config
Merge pull request #106 from alfredodeza/6578

ensure we can detect RedHat with whitespace too