[gentoo-commits] proj/netifrc:master commit in: net/

["Robin H. Johnson" <robbat2@gentoo.org>]

commit:     1f76981467f9bbf1f2e22eb154fbb133ba333773
Author:     Sergey Popov <admin <AT> pinkbyte <DOT> ru>
AuthorDate: Tue Jan 24 09:18:21 2017 +0000
Commit:     Robin H. Johnson <robbat2 <AT> gentoo <DOT> org>
CommitDate: Tue Jan 24 13:45:52 2017 +0000
URL:        https://gitweb.gentoo.org/proj/netifrc.git/commit/?id=1f769814

Support for creating interfaces through iproute2 link command

Original idea and patch by Joseph Glanville <joseph.glanville <AT> orionvm.com.au>
https://gist.github.com/josephglanville/2757336

 net/iproute2.sh | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/net/iproute2.sh b/net/iproute2.sh
index 32ea5a4..55c9592 100644
--- a/net/iproute2.sh
+++ b/net/iproute2.sh
@@ -392,6 +392,20 @@ iproute2_pre_start()
 		eend $? || return 1
 		_up
 	fi
+	local link=
+	eval link=\$iplink_${IFVAR}
+	if [ -n "${link}" ]; then
+		local ipproto=''
+		[ "${tunnel##mode ip6gre}" != "${tunnel}" ] && ipproto='-6'
+		[ "${tunnel##mode ip6gretap}" != "${tunnel}" ] && ipproto='-6'
+		[ "${tunnel##mode ip6tnl}" != "${tunnel}" ] && ipproto='-6'
+
+		ebegin "Creating interface ${IFVAR}"
+		veinfo ip ${ipproto} link add "${IFACE}" ${link}
+		ip ${ipproto} link add "${IFACE}" ${link}
+		eend $? || return 1
+		_up
+	fi
 
 	# MTU support
 	local mtu=
@@ -417,6 +431,13 @@ iproute2_pre_start()
 	return 0
 }
 
+_iproute2_link_delete() {
+	ebegin "Destroying interface $1"
+	veinfo ip link del dev "$1"
+	ip link del dev "$1"
+	eend $?
+}
+
 _iproute2_ipv6_tentative()
 {
 	[ -n "$(LC_ALL=C ip -family inet6 addr show dev ${IFACE} tentative)" ] && return 0
@@ -499,6 +520,8 @@ iproute2_post_stop()
 			ip tunnel del "${IFACE}"
 			eend $?
 		fi
+		[ -n "$(ip link show "${IFACE}" type gretap 2>/dev/null)" ] && _iproute2_link_delete "${IFACE}"
+		[ -n "$(ip link show "${IFACE}" type vxlan 2>/dev/null)" ] && _iproute2_link_delete "${IFACE}"
 	fi
 }