Re: [PATCH] selinux-testsuite: update to work on Debian

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On Fri, May 15, 2020 at 12:18 PM Ondrej Mosnacek <omosnace@xxxxxxxxxx> wrote:
>
> On Fri, May 15, 2020 at 6:47 PM William Roberts
> <bill.c.roberts@xxxxxxxxx> wrote:
> > On Fri, May 15, 2020 at 11:41 AM Ondrej Mosnacek <omosnace@xxxxxxxxxx> wrote:
> > >
> > > On Fri, May 15, 2020 at 6:27 PM William Roberts
> > > <bill.c.roberts@xxxxxxxxx> wrote:
> > > > I am having an issue with the test suite, perhaps the error would be obvious
> > > > to you or someone else
> > > >
> > > > Error:
> > > > make[3]: Entering directory '/root/selinux-testsuite/tests/module_load'
> > > > make[3]: *** /lib/modules/5.6.6-300.fc32.x86_64/build: No such file or
> > > > directory.  Stop.
> > > > make[3]: Leaving directory '/root/selinux-testsuite/tests/module_load'
> > > > make[2]: *** [Makefile:8: all] Error 2
> > > > make[2]: Leaving directory '/root/selinux-testsuite/tests/module_load'
> > > > make[1]: *** [Makefile:141: all] Error 1
> > > > make[1]: Leaving directory '/root/selinux-testsuite/tests'
> > > > make: *** [Makefile:8: test] Error 2
> > > >
> > > > The module_load path exists:
> > > > [root@demo tests]# ls /lib/modules/5.6.6-300.fc32.x86_64/
> > > > bls.conf    modules.builtin       modules.drm    source
> > > > build    modules.builtin.alias.bin  modules.modesetting  symvers.gz
> > > > config    modules.builtin.bin       modules.networking   System.map
> > > > kernel    modules.builtin.modinfo    modules.order    updates
> > > > modules.alias    modules.dep       modules.softdep    vdso
> > > > modules.alias.bin  modules.dep.bin       modules.symbols    vmlinuz
> > > > modules.block    modules.devname       modules.symbols.bin
> > > >
> > > > And build exists, but it's a file, is that right?
> > > > [root@demo tests]# stat /lib/modules/5.6.6-300.fc32.x86_64/build
> > > >   File: /lib/modules/5.6.6-300.fc32.x86_64/build ->
> > > > /usr/src/kernels/5.6.6-300.fc32.x86_64
> > > >   Size: 38        Blocks: 0          IO Block: 4096   symbolic link
> > > > Device: 801h/2049d Inode: 154128      Links: 1
> > > > Access: (0777/lrwxrwxrwx)  Uid: (    0/    root)   Gid: (    0/    root)
> > > > Context: system_u:object_r:modules_object_t:s0
> > > > Access: 2020-05-15 16:23:03.854826122 +0000
> > > > Modify: 2020-04-21 14:01:58.000000000 +0000
> > > > Change: 2020-04-22 22:30:37.051096556 +0000
> > > >  Birth: -
> > >
> > > It is a symlink, as evident from the stat output above, which is
> >
> > very evident, how did I not notice that... (face palm)
> >
> > > normal. You probably just don't have the matching kernel-devel package
> > > installed, so the target directory (/usr/src/...) doesn't exist.
> >
> > It seems installed:
>
> There is a subtle catch :) You need to have the exact version that
> matches your $(uname -r). In your case it seems to be
> 5.6.6-300.fc32.x86_64, while you probably only have the latest version
> of kernel-devel (5.6.12-300.fc32.x86_64). Try:
>
> dnf install -y kernel-devel-$(uname -r)

That actually worked as is and the test suite is running, a few things have
failed, but another step in the right direction.

>
> Note that this may fail if the corresponding version is no longer in
> the repos (5.6.12 >> 5.6.6, so it will probably fail in your case). In
> that case you need to reboot the VM so that you run under the latest
> installed kernel, for which you have kernel-devel.
>
> > full logs here:
> > https://travis-ci.org/github/williamcroberts/selinux/builds/687514828
> >
> > I ran this on my local VM in same error state:
> > # dnf install -y kernel-devel
> > Last metadata expiration check: 0:39:22 ago on Fri 15 May 2020 04:05:19 PM UTC.
> > Package kernel-devel-5.6.12-300.fc32.x86_64 is already installed.
> > Dependencies resolved.
> > Nothing to do.
> > Complete!
> >
> > Should we add this to the dnf command in the README?:
> > https://github.com/SELinuxProject/selinux-testsuite
>
> --
> Ondrej Mosnacek <omosnace at redhat dot com>
> Software Engineer, Security Technologies
> Red Hat, Inc.
>



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