On 2018-03-03 08:52, Rakesh wrote: > Hello Auditd'ers, Hi Rakesh, (I see, with difficulty, that your output is well-formatted in the HTML attachment, but that isn't useful. Please shut off HTML message formatting and ensure that it looks right in plain text. Also, please use "ls -l" so it sorts in a meaningful order for comparison.)
> I am running a privileged container with pid, net, uts space shared with the > host. The need is to be able to set file watch rules from the container say > -k /etc -p rw -k containter_rule > and then look for read/write access to files/directories in /var/log/audit/*. > What I am finding is there are no watch events being logged > If I set the same audit watch rule from the host (and not being in the > privileged container) I am able to get audit events > Using nsenter to switch namespace (nsenter -t 1 auditctl -k /etc -p rw -k > containter_rule) does not help either > I suspect the mnt namespace is different which is causing this oddity in > behavior > looking at container process namespace - > test@ubuntu-16:~/audit$ sudo ls -latr /proc/26050/ns[sudo] password for > test:total 0dr-xr-xr-x 9 root root 0 Mar 2 16:58 ..dr-x--x--x 2 root root 0 > Mar 2 17:46 .lrwxrwxrwx 1 root root 0 Mar 2 17:46 uts -> > uts:[4026531838]lrwxrwxrwx 1 root root 0 Mar 2 17:46 user -> > user:[4026531837]lrwxrwxrwx 1 root root 0 Mar 2 17:46 pid -> > pid:[4026531836]lrwxrwxrwx 1 root root 0 Mar 2 17:46 net -> > net:[4026531957]lrwxrwxrwx 1 root root 0 Mar 2 17:46 mnt -> > mnt:[4026532517]lrwxrwxrwx 1 root root 0 Mar 2 17:46 ipc -> > ipc:[4026532518]lrwxrwxrwx 1 root root 0 Mar 2 17:46 cgroup -> > cgroup:[4026531835] > looking at init process namespace - > > test@ubuntu-16:~/audit$ sudo ls -latr /proc/1/nstotal 0dr-xr-xr-x 9 root > root 0 Mar 2 10:37 ..lrwxrwxrwx 1 root root 0 Mar 2 10:38 mnt -> > mnt:[4026531840]dr-x--x--x 2 root root 0 Mar 2 10:38 .lrwxrwxrwx 1 root root > 0 Mar 2 16:47 uts -> uts:[4026531838]lrwxrwxrwx 1 root root 0 Mar 2 16:47 > user -> user:[4026531837]lrwxrwxrwx 1 root root 0 Mar 2 16:47 pid -> > pid:[4026531836]lrwxrwxrwx 1 root root 0 Mar 2 16:47 net -> > net:[4026531957]lrwxrwxrwx 1 root root 0 Mar 2 16:47 ipc -> > ipc:[4026531839]lrwxrwxrwx 1 root root 0 Mar 2 16:47 cgroup -> > cgroup:[4026531835] After decoding your jumbled mess of output due to HTML and ls options choices, the mount namespaces are different, which would completely explain the problem. > Can someone please suggest with some thoughts on how to make this work. The pending container support mentioned by Steve is not yet complete and some more of the coming changes may help with your issue, but start by understanding that you are examining different filesystems with your rules above. > Thanks,Rakesh - RGB -- Richard Guy Briggs <[email protected]> Sr. S/W Engineer, Kernel Security, Base Operating Systems Remote, Ottawa, Red Hat Canada IRC: rgb, SunRaycer Voice: +1.647.777.2635, Internal: (81) 32635 -- Linux-audit mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-audit
