<div dir="ltr">Googling around, there are a few ways.<div><br></div><div>It looks like this could be the most consistent:</div><div><br></div><div><font face="monospace">grep -E ":/docker/.+$" /proc/1/cgroup</font></div><div><br></div><div>..which is looking for cgroups under a docker cgroup</div><div><br clear="all"><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div>It may be refined to:</div><div><br></div><div><font face="monospace">grep -E ":/docker/[0-9a-f]+$" /proc/1/cgroup</font><br></div><div><br></div><div>..but I can't say that for sure.</div><div><br></div><div>What do you think, does that sound reasonable ?</div><div><br></div><div><br></div>Cheers,<div>Just</div></div></div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, 28 Apr 2021 at 07:58, Thomas Lange <<a href="mailto:lange@cs.uni-koeln.de">lange@cs.uni-koeln.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">>>>>> On Tue, 27 Apr 2021 21:05:37 +0100, Justin Cattle <<a href="mailto:j@ocado.com" target="_blank">j@ocado.com</a>> said:<br>
<br>
<br>
> Can we somehow make unshare vs chroot an option ? Or, even better perhaps, detect docker<br>
> and don't use unshare in that case ?<br>
<br>
Do you know how to detect that the process is running inside docker?<br>
<br>
-- <br>
viele Grüße Thomas<br>
</blockquote></div>
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