From: David Ahern <d...@cumulusnetworks.com> Date: Thu, 23 Feb 2017 18:07:07 -0700
> On 2/23/17 5:30 PM, Stephen Hemminger wrote: >> On Thu, 23 Feb 2017 16:39:52 -0700 >> David Ahern <d...@cumulusnetworks.com> wrote: >> >>> On 2/23/17 12:50 PM, Stephen Hemminger wrote: >>>> Some use cases create Linux networking devices which are not intended for >>>> use >>>> by normal networking. This is an enhancement to ip command to hide network >>>> devices starting with period (like files in normal directory). Interfaces >>>> whose >>>> name start with "." are not shown by default, and the -a (or -all) flag >>>> must >>>> be used to show these devices. >>> >>> Agree that some devices need to be hidden by default -- not just from >>> users but also other processes. >>> >>> This solution is very narrow, only affecting iproute2 users. Any other >>> programs that use netlink or /proc files will continue to see those devices. >> >> I want solution that works broadly. And this works for sysfs already. > > for 'ls' maybe, but not general walking of /sys. It does not hide > devices from snmpd, from ifconfig, etc., etc. I agree, that this is a pretty poor assumption. And relying upon tool specific behavior to provide this facility is even more special purpose. This really need to be a fundamental facility, so that it transparently works for NetworkManager, router daemons, everything. Not just iproute2 and "ls".