Add support for EtherChannel configuration to rc startup scripts.
Note: This also deprecates "NO" as a way to specify an empty list of interfaces for gif_interfaces. PR: conf/104884 Submitted by: nork Harassed by: brd Discussed with: brooks, dougb
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=166583
@ -178,11 +178,15 @@ ifconfig_lo0="inet 127.0.0.1" # default loopback device configuration.
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sppp_interfaces="" # List of sppp interfaces.
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#sppp_interfaces="isp0" # example: sppp over ISDN
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#spppconfig_isp0="authproto=chap myauthname=foo myauthsecret='top secret' hisauthname=some-gw hisauthsecret='another secret'"
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gif_interfaces="NO" # List of GIF tunnels (or "NO").
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gif_interfaces="" # List of GIF tunnels.
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#gif_interfaces="gif0 gif1" # Examples typically for a router.
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# Choose correct tunnel addrs.
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#gifconfig_gif0="10.1.1.1 10.1.2.1" # Examples typically for a router.
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#gifconfig_gif1="10.1.1.2 10.1.2.2" # Examples typically for a router.
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fec_interfaces="" # List of Fast EtherChannels.
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#fec_interfaces="fec0 fec1"
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#fecconfig_fec0="fxp0 dc0" # Examples typically for two NICs
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#fecconfig_fec1="em0 em1 bge0 bge1" # Examples typically for four NICs
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# User ppp configuration.
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ppp_enable="NO" # Start user-ppp (or NO).
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@ -455,26 +455,89 @@ clone_down()
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debug "Destroyed clones: ${_list}"
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}
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# Create netgraph nodes.
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#
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ng_mkpeer() {
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ngctl -f - 2> /dev/null <<EOF
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mkpeer $*
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msg dummy nodeinfo
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EOF
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}
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ng_create_one() {
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ng_mkpeer $* | while read line; do
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t=`expr "${line}" : '.* name="\([a-z]*[0-9]*\)" .*'`
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if [ -n "${t}" ]; then
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echo ${t}
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return
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fi
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done
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}
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gif_up() {
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# The following must be removed once RELENG_7 is branched.
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case ${gif_interfaces} in
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[Nn][Oo] | '')
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[Nn][Oo])
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warn "gif_interfaces=\"NO\" is deprecated, use gif_interfaces=\"\" instead."
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gif_interfaces=""
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;;
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*)
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for i in ${gif_interfaces}; do
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peers=`get_if_var $i gifconfig_IF`
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case ${peers} in
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esac
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for i in ${gif_interfaces}; do
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peers=`get_if_var $i gifconfig_IF`
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case ${peers} in
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'')
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continue
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;;
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*)
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ifconfig $i create >/dev/null 2>&1
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ifconfig $i tunnel ${peers}
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ifconfig $i up
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;;
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esac
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done
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}
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# ng_fec_create ifn
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# Configure Fast EtherChannel for interface $ifn. Returns 0 if FEC
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# arguments were found and configured; returns !0 otherwise.
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ng_fec_create() {
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local req_iface iface bogus
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req_iface="$1"
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ngctl shutdown ${req_iface}: > /dev/null 2>&1
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bogus=""
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while true; do
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iface=`ng_create_one fec dummy fec`
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if [ -z "${iface}" ]; then
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exit 2
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fi
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if [ "${iface}" = "${req_iface}" ]; then
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break
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fi
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bogus="${bogus} ${iface}"
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done
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for iface in ${bogus}; do
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ngctl shutdown ${iface}:
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done
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}
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fec_up() {
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for i in ${fec_interfaces}; do
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ng_fec_create $i
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for j in `get_if_var $i fecconfig_IF`; do
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case ${j} in
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'')
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continue
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;;
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*)
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ifconfig $i create >/dev/null 2>&1
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ifconfig $i tunnel ${peers}
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ifconfig $i up
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ngctl msg ${i}: add_iface "\"${j}\""
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;;
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esac
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done
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;;
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esac
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done
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}
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#
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@ -57,6 +57,9 @@ network_start()
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# Create cloned interfaces
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clone_up
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# Create Fast EtherChannel interfaces
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fec_up
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# Create IPv6<-->IPv4 tunnels
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gif_up
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@ -24,7 +24,7 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd January 23, 2007
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.Dd February 9, 2007
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.Dt RC.CONF 5
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.Os
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.Sh NAME
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@ -1163,6 +1163,33 @@ Entries in
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are automatically appended to
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.Va network_interfaces
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for configuration.
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.It Va fec_interfaces
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.Pq Vt str
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Set to the list of
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.Xr ng_fec 4
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Fast EtherChannel interfaces to configure on this host.
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A
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.Va fecconfig_ Ns Aq Ar interface
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variable is assumed to exist for each value of
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.Ar interface .
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The value of this variable is used to configure link aggregated interfaces
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according to the syntax of the
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.Cm NGM_FEC_ADD_IFACE
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to
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.Xr ngctl 8
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msg.
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Additionally, this option ensures that each listed interface is created
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via the
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.Cm mkpeer
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command to
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.Xr ngctl 8
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before attempting to configure it.
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For example:
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.Bd -literal
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fec_interfaces="fec0"
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fecconfig_fec0="em0 em1"
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ifconfig_fec0="DHCP"
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.Ed
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.It Va gif_interfaces
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.Pq Vt str
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Set to the list of
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