Date: Tue, 14 Nov 2017 09:31:56 +0000 (UTC) From: Eugene Grosbein <eugen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r325799 - in stable/10: etc share/man/man5 Message-ID: <201711140931.vAE9VuWE054461@repo.freebsd.org>
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Author: eugen Date: Tue Nov 14 09:31:56 2017 New Revision: 325799 URL: https://svnweb.freebsd.org/changeset/base/325799 Log: MFC r325559: ifconfig_<interface>_descr Add suitable knob ifconfig_<interface>_descr for static interface description. Document availability of interface descriptions within rc.conf(5). Approved by: avg (mentor) Modified: stable/10/etc/network.subr stable/10/share/man/man5/rc.conf.5 Directory Properties: stable/10/ (props changed) Modified: stable/10/etc/network.subr ============================================================================== --- stable/10/etc/network.subr Tue Nov 14 09:29:02 2017 (r325798) +++ stable/10/etc/network.subr Tue Nov 14 09:31:56 2017 (r325799) @@ -124,7 +124,7 @@ ifn_vnet0() # ifconfig_up() { - local _cfg _ipv6_opts ifconfig_args + local _cfg _ifconfig_descr _ipv6_opts ifconfig_args _cfg=1 # Make sure lo0 always comes up. @@ -216,8 +216,9 @@ ifconfig_up() ifalias $1 link alias ifalias $1 ether alias - if [ ${_cfg} -eq 0 ]; then - ${IFCONFIG_CMD} $1 up + _ifconfig_descr=`get_if_var $1 ifconfig_IF_descr` + if [ -n "${_ifconfig_descr}" ]; then + ${IFCONFIG_CMD} $1 description "${_ifconfig_descr}" fi if wpaif $1; then Modified: stable/10/share/man/man5/rc.conf.5 ============================================================================== --- stable/10/share/man/man5/rc.conf.5 Tue Nov 14 09:29:02 2017 (r325798) +++ stable/10/share/man/man5/rc.conf.5 Tue Nov 14 09:31:56 2017 (r325799) @@ -1575,6 +1575,23 @@ is set to 1. .Pp Default is .Dq Li NO . +.It Va ifconfig_ Ns Ao Ar interface Ac Ns _descr +.Pq Vt str +This assigns arbitrary description to an interface. +The +.Xr sysctl 8 +variable +.Va net.ifdescr_maxlen +limits its length. +This static setting may be overridden by commands +started with dynamic interface configuration utilities +like +.Xr dhclient 8 +hooks. The description can be seen with +.Xr ifconfig 8 +command and it may be exported with +.Xr bsnmpd 1 +daemon using its MIB-2 module. .It Va ifconfig_ Ns Ao Ar interface Ac Ns _ipv6 .Pq Vt str IPv6 functionality on an interface should be configured by
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