[PATCH v2 4/4] test: Don't unmount not (yet) mounted system

[Tom Rini]

On Tue, Mar 30, 2021 at 10:41:15PM +0300, Andy Shevchenko wrote:
> On Thu, Feb 18, 2021 at 09:52:12PM -0700, Simon Glass wrote:
> > On Thu, 18 Feb 2021 at 03:56, Andy Shevchenko <andy.shevchenko at gmail.com> wrote:
> > > On Thu, Feb 18, 2021 at 6:46 AM Simon Glass <sjg at chromium.org> wrote:
> > > > On Thu, 11 Feb 2021 at 07:40, Andy Shevchenko
> > > > <andriy.shevchenko at linux.intel.com> wrote:
> > > > >
> > > > > When test suite tries to create a file for a new filesystem test case and fails,
> > > > > the clean up of the exception tries to unmount the image, that has not yet been
> > > > > mounted. When it happens, the fuse_mounted global variable is set to False and
> > > > > inconveniently the test case tries to use sudo, so without this change the
> > > > > admin of the machine gets an (annoying) email:
> > > > >
> > > > >   Subject: *** SECURITY information for example.com ***
> > > > >
> > > > >   example.com : Feb  5 19:43:47 : ... COMMAND=/bin/umount .../build-sandbox/persistent-data/mnt
> > > > >
> > > > > and second run of the test cases on uncleaned build folder will ask for sudo
> > > > > which is not what expected.
> > > > >
> > > > > Besides that there is a double unmount calls during successfully run test case.
> > > > >
> > > > > All of these due to over engineered Python try-except clause and people didn't
> > > > > get it properly at all. The rule of thumb is that don't use more keywords than
> > > > > try-except in the exception handling code. Nevertheless, here we adjust code
> > > > > to be less intrusive to the initial logic behind that complex and unclear
> > > > > constructions in the test case, although it adds a lot of lines of the code,
> > > > > i.e. splits one exception handler to three, so on each step we know what
> > > > > cleanup shall perform.
> > > > >
> > > > > Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
> > > > > ---
> > > > > v2: new patch
> > > > >  test/py/tests/test_fs/conftest.py | 78 ++++++++++++++++++++++---------
> > > > >  1 file changed, 56 insertions(+), 22 deletions(-)
> > > > >
> > > >
> > > > This looks OK to me, but there is a lot of duplication in the code,
> > > > isn't there? Perhaps another forray?
> > >
> > > Can we apply this fix as is and think about optimisations later, please?
> > > W/o this I'm really blocked from running tests against U-Boot.
> > 
> > 'make qcheck' bypasses this.
> > 
> > +Heinrich Schuchardt
> > 
> > Reviewed-by: Simon Glass <sjg at chromium.org>
> 
> Thanks!
> 
> Tom, I don't see this being applied. Can we actually get it in?

Does this apply cleanly to master?  I thought only 1/4 did so I applied
that.

-- 
Tom
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