Re: [PATCH ghak90 V9 05/13] audit: log container info of syscalls

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On Wednesday, October 21, 2020 12:39:26 PM EDT Richard Guy Briggs wrote:
> > I think I have a way to generate a signal to multiple targets in one
> > syscall...  The added challenge is to also give those targets different
> > audit container identifiers.
> 
> Here is an exmple I was able to generate after updating the testsuite
> script to include a signalling example of a nested audit container
> identifier:
> 
> ----
> type=PROCTITLE msg=audit(2020-10-21 10:31:16.655:6731) :
> proctitle=/usr/bin/perl -w containerid/test type=CONTAINER_ID
> msg=audit(2020-10-21 10:31:16.655:6731) :
> contid=7129731255799087104^3333941723245477888 type=OBJ_PID
> msg=audit(2020-10-21 10:31:16.655:6731) : opid=115583 oauid=root ouid=root
> oses=1 obj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> ocomm=perl type=CONTAINER_ID msg=audit(2020-10-21 10:31:16.655:6731) :
> contid=3333941723245477888 type=OBJ_PID msg=audit(2020-10-21
> 10:31:16.655:6731) : opid=115580 oauid=root ouid=root oses=1
> obj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 ocomm=perl
> type=CONTAINER_ID msg=audit(2020-10-21 10:31:16.655:6731) :
> contid=8098399240850112512^3333941723245477888 type=OBJ_PID
> msg=audit(2020-10-21 10:31:16.655:6731) : opid=115582 oauid=root ouid=root
> oses=1 obj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> ocomm=perl type=SYSCALL msg=audit(2020-10-21 10:31:16.655:6731) :
> arch=x86_64 syscall=kill success=yes exit=0 a0=0xfffe3c84 a1=SIGTERM
> a2=0x4d524554 a3=0x0 items=0 ppid=115564 pid=115567 auid=root uid=root
> gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root
> tty=ttyS0 ses=1 comm=perl exe=/usr/bin/perl
> subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> key=testsuite-1603290671-AcLtUulY ----
> 
> There are three CONTAINER_ID records which need some way of associating
> with OBJ_PID records.  An additional CONTAINER_ID record would be present
> if the killing process itself had an audit container identifier.  I think
> the most obvious way to connect them is with a pid= field in the
> CONTAINER_ID record.

pid is the process sending the signal, opid is the process receiving the 
signal. I think you mean opid?

-Steve





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