From a6707465560fad1fb7fb829891189352ee7526ba Mon Sep 17 00:00:00 2001
From: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>
Date: Fri, 5 Aug 2016 00:47:18 +0000
Subject: config: fix compile error on non-linux platform

Signed-off-by: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>
---
 config/default.go          | 32 ---------------------------
 config/default_linux.go    | 54 ++++++++++++++++++++++++++++++++++++++++++++++
 config/default_nonlinux.go | 25 +++++++++++++++++++++
 3 files changed, 79 insertions(+), 32 deletions(-)
 create mode 100644 config/default_linux.go
 create mode 100644 config/default_nonlinux.go

(limited to 'config')

diff --git a/config/default.go b/config/default.go
index e4cfeb4c..12870642 100644
--- a/config/default.go
+++ b/config/default.go
@@ -6,7 +6,6 @@ import (
 	"github.com/osrg/gobgp/packet/bmp"
 	"github.com/osrg/gobgp/packet/rtr"
 	"github.com/spf13/viper"
-	"github.com/vishvananda/netlink"
 	"net"
 )
 
@@ -89,37 +88,6 @@ func isLocalLinkLocalAddress(ifindex int, addr net.IP) (bool, error) {
 	return false, nil
 }
 
-func GetIPv6LinkLocalNeighborAddress(ifname string) (string, error) {
-	ifi, err := net.InterfaceByName(ifname)
-	if err != nil {
-		return "", err
-	}
-	neighs, err := netlink.NeighList(ifi.Index, netlink.FAMILY_V6)
-	if err != nil {
-		return "", err
-	}
-	cnt := 0
-	var addr net.IP
-	for _, neigh := range neighs {
-		local, err := isLocalLinkLocalAddress(ifi.Index, neigh.IP)
-		if err != nil {
-			return "", err
-		}
-		if neigh.IP.IsLinkLocalUnicast() && !local {
-			addr = neigh.IP
-			cnt += 1
-		}
-	}
-
-	if cnt == 0 {
-		return "", fmt.Errorf("no ipv6 link-local neighbor found")
-	} else if cnt > 1 {
-		return "", fmt.Errorf("found %d link-local neighbors. only support p2p link", cnt)
-	}
-
-	return fmt.Sprintf("%s%%%s", addr, ifname), nil
-}
-
 func SetDefaultNeighborConfigValues(n *Neighbor, asn uint32) error {
 	return setDefaultNeighborConfigValuesWithViper(nil, n, asn)
 }
diff --git a/config/default_linux.go b/config/default_linux.go
new file mode 100644
index 00000000..34a274fd
--- /dev/null
+++ b/config/default_linux.go
@@ -0,0 +1,54 @@
+// Copyright (C) 2016 Nippon Telegraph and Telephone Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+// implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// +build linux
+
+package config
+
+import (
+	"fmt"
+	"github.com/vishvananda/netlink"
+	"net"
+)
+
+func GetIPv6LinkLocalNeighborAddress(ifname string) (string, error) {
+	ifi, err := net.InterfaceByName(ifname)
+	if err != nil {
+		return "", err
+	}
+	neighs, err := netlink.NeighList(ifi.Index, netlink.FAMILY_V6)
+	if err != nil {
+		return "", err
+	}
+	cnt := 0
+	var addr net.IP
+	for _, neigh := range neighs {
+		local, err := isLocalLinkLocalAddress(ifi.Index, neigh.IP)
+		if err != nil {
+			return "", err
+		}
+		if neigh.IP.IsLinkLocalUnicast() && !local {
+			addr = neigh.IP
+			cnt += 1
+		}
+	}
+
+	if cnt == 0 {
+		return "", fmt.Errorf("no ipv6 link-local neighbor found")
+	} else if cnt > 1 {
+		return "", fmt.Errorf("found %d link-local neighbors. only support p2p link", cnt)
+	}
+
+	return fmt.Sprintf("%s%%%s", addr, ifname), nil
+}
diff --git a/config/default_nonlinux.go b/config/default_nonlinux.go
new file mode 100644
index 00000000..fe4705a6
--- /dev/null
+++ b/config/default_nonlinux.go
@@ -0,0 +1,25 @@
+// Copyright (C) 2016 Nippon Telegraph and Telephone Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+// implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// +build !linux
+
+package config
+
+import (
+	"fmt"
+)
+
+func GetIPv6LinkLocalNeighborAddress(ifname string) (string, error) {
+	return "", fmt.Errorf("unnumbered peering is not supported")
+}
-- 
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