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<== Date ==> <== Thread ==>

Subject: Re: spec epics_caget not working
From: Michael Davidsaver via Tech-talk <tech-talk@aps.anl.gov>
To: "Johnson, Andrew N." <anj@anl.gov>
Cc: "Miceli, Antonino" <amiceli@anl.gov>, "tech-talk@aps.anl.gov >> EPICS Tech Talk" <tech-talk@aps.anl.gov>
Date: Mon, 5 Aug 2019 19:47:43 -0700
On 8/5/19 1:12 PM, Johnson, Andrew N. via Tech-talk wrote:
> That isn't possible, AFAIK the firewall rules only know that some packets are being sent between some local and remote IP address+port, it doesn't know what the program is that's doing that I/O. Both Spec and caget use the CA client library which will perform identically given the same set of EPICS_CA_* environment variables.

Though it is likely not relevant in this case.
FYI.  Linux iptables rules can consider sending process UID and GID.
cf. the --uid-owner match.

References:
spec epics_caget not working Miceli, Antonino via Tech-talk
Re: spec epics_caget not working Jennings, Guy via Tech-talk
Re: spec epics_caget not working Mark Rivers via Tech-talk
Re: spec epics_caget not working Jennings, Guy via Tech-talk
Re: spec epics_caget not working Johnson, Andrew N. via Tech-talk

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