[Slackbuilds-users] Is building packages using fakeroot safe?

Chris Abela kristofru at gmail.com
Sun Oct 30 13:41:21 UTC 2016

I use fakeroot extensively when building my slackbuilds manually. As far as
I remember only qemu refused to build once.

On Sun, 30 Oct 2016 14:28 Andrzej Telszewski, <atelszewski at gmail.com> wrote:

> On 30/10/16 12:02, Franzen wrote:
> > On 2016-10-30 11:08, Andrzej Telszewski wrote:
> >> Hi,
> >>
> >> I would like to ask you, if building packages within fakeroot is safe?
> >
> > I did build with fakeroot a few years long, and had some minor issues,
> > maybe this thread(and links in that thread) is a little bit helpful.
> Links missing?
> > Currently i build my personal packages as unprivileged user, with a
> > patched makepkg.
> > This does not work without also patching buildscripts from SBo, as there
> > is almost always a "chown root ..."
> >
> Changing build scripts is a no-go for me, in my opinion it's too much
> hassle.
> I am just playing with software and fakeroot just happened to be
> interesting to play with.
> But after a bit of thought, I think it won't be that useful.
> I'm already using VM to build packages, so I'm on the safe side.
> What I'm really aiming for is to ensure that the build process does not
> write outside of the build directories.
> And it's not possible to spot that happening with fakeroot, because the
> build process can easily write to /tmp or user directory.
> And I actually came across Makefile that would write into system
> directory if building as root or into home directory when building as user.
> In that cases the build wouldn't stop because of 'permission denied'.
> I think my best bet is to use overlay filesystem, alternatively there is
> another piece of software (can't really remember the name now) that can
> record the changes made to filesystem by particular process.
> But overlay filesystem is my favorite now, need to give it a go.
> --
> Best regards,
> Andrzej Telszewski
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