From ee68181ce1be8af7faa4c9ee16a81e513e506499 Mon Sep 17 00:00:00 2001
From: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>
Date: Fri, 11 Mar 2016 16:10:46 +0900
Subject: server: minor refactoring of zebra related code

move things to more appropriate place

Signed-off-by: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>
---
 server/server.go  | 35 +++--------------------------------
 server/zclient.go | 27 +++++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 32 deletions(-)

(limited to 'server')

diff --git a/server/server.go b/server/server.go
index fc60ef63..a03fd92e 100644
--- a/server/server.go
+++ b/server/server.go
@@ -30,7 +30,6 @@ import (
 	"net"
 	"os"
 	"strconv"
-	"strings"
 	"sync"
 	"time"
 )
@@ -235,14 +234,12 @@ func (server *BgpServer) Serve() {
 	w, _ := newGrpcIncomingWatcher()
 	server.watchers[WATCHER_GRPC_INCOMING] = w
 
-	if g.Zebra.Enabled == true {
-		if g.Zebra.Url == "" {
-			g.Zebra.Url = "unix:/var/run/quagga/zserv.api"
-		}
-		err := server.NewZclient(g.Zebra.Url, g.Zebra.RedistributeRouteTypeList)
+	if g.Zebra.Enabled {
+		cli, err := NewZclient(g.Zebra.Url, g.Zebra.RedistributeRouteTypeList)
 		if err != nil {
 			log.Error(err)
 		}
+		server.zclient = cli
 	}
 
 	senderCh := make(chan *SenderMsg, 1<<16)
@@ -3059,29 +3056,3 @@ func (server *BgpServer) mkMrtRibMsgs(tbl *table.Table, t uint32) ([]*bgp.MRTMes
 	}
 	return msgs, nil
 }
-
-func (server *BgpServer) NewZclient(url string, redistRouteTypes []config.InstallProtocolType) error {
-	l := strings.SplitN(url, ":", 2)
-	if len(l) != 2 {
-		return fmt.Errorf("unsupported url: %s", url)
-	}
-	cli, err := zebra.NewClient(l[0], l[1], zebra.ROUTE_BGP)
-	if err != nil {
-		return err
-	}
-	cli.SendHello()
-	cli.SendRouterIDAdd()
-	cli.SendInterfaceAdd()
-	for _, typ := range redistRouteTypes {
-		t, err := zebra.RouteTypeFromString(string(typ))
-		if err != nil {
-			return err
-		}
-		cli.SendRedistribute(t)
-	}
-	if e := cli.SendCommand(zebra.REDISTRIBUTE_DEFAULT_ADD, nil); e != nil {
-		return e
-	}
-	server.zclient = cli
-	return nil
-}
diff --git a/server/zclient.go b/server/zclient.go
index 6cf0af4f..b380e90e 100644
--- a/server/zclient.go
+++ b/server/zclient.go
@@ -16,7 +16,9 @@
 package server
 
 import (
+	"fmt"
 	log "github.com/Sirupsen/logrus"
+	"github.com/osrg/gobgp/config"
 	"github.com/osrg/gobgp/packet"
 	"github.com/osrg/gobgp/table"
 	"github.com/osrg/gobgp/zebra"
@@ -164,3 +166,28 @@ func handleZapiMsg(msg *zebra.Message, server *BgpServer) []*SenderMsg {
 
 	return nil
 }
+
+func NewZclient(url string, redistRouteTypes []config.InstallProtocolType) (*zebra.Client, error) {
+	l := strings.SplitN(url, ":", 2)
+	if len(l) != 2 {
+		return nil, fmt.Errorf("unsupported url: %s", url)
+	}
+	cli, err := zebra.NewClient(l[0], l[1], zebra.ROUTE_BGP)
+	if err != nil {
+		return nil, err
+	}
+	cli.SendHello()
+	cli.SendRouterIDAdd()
+	cli.SendInterfaceAdd()
+	for _, typ := range redistRouteTypes {
+		t, err := zebra.RouteTypeFromString(string(typ))
+		if err != nil {
+			return nil, err
+		}
+		cli.SendRedistribute(t)
+	}
+	if e := cli.SendCommand(zebra.REDISTRIBUTE_DEFAULT_ADD, nil); e != nil {
+		return nil, e
+	}
+	return cli, nil
+}
-- 
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