From 2d09e74b0e0010f96e88423765f18a33b765c41f Mon Sep 17 00:00:00 2001
From: Asim Aslam <asim@aslam.me>
Date: Wed, 31 Jul 2019 15:35:51 +0100
Subject: [PATCH] add address/advertise

---
 network/default.go | 13 ++++++++-----
 network/network.go |  4 ++--
 network/options.go | 29 ++++++++++++++++++++++++-----
 3 files changed, 34 insertions(+), 12 deletions(-)

diff --git a/network/default.go b/network/default.go
index 13876e57..ff1d6c4b 100644
--- a/network/default.go
+++ b/network/default.go
@@ -27,11 +27,12 @@ func (n *network) Close() error {
 // NewNetwork returns a new network node
 func NewNetwork(opts ...Option) Network {
 	options := Options{
-		Name:   DefaultName,
-		Client: client.DefaultClient,
-		Server: server.DefaultServer,
-		Proxy:  mucp.NewProxy(),
-		Router: router.DefaultRouter,
+		Name:    DefaultName,
+		Address: DefaultAddress,
+		Client:  client.DefaultClient,
+		Server:  server.DefaultServer,
+		Proxy:   mucp.NewProxy(),
+		Router:  router.DefaultRouter,
 	}
 
 	for _, o := range opts {
@@ -41,6 +42,8 @@ func NewNetwork(opts ...Option) Network {
 	// set the server name
 	options.Server.Init(
 		server.Name(options.Name),
+		server.Address(options.Address),
+		server.Advertise(options.Advertise),
 		server.WithRouter(options.Proxy),
 	)
 
diff --git a/network/network.go b/network/network.go
index bf1a069b..a4e21ca9 100644
--- a/network/network.go
+++ b/network/network.go
@@ -12,7 +12,7 @@ type Network interface {
 }
 
 var (
-	DefaultName = "go.micro.network"
-
+	DefaultName    = "go.micro.network"
+	DefaultAddress = ":0"
 	DefaultNetwork = NewNetwork()
 )
diff --git a/network/options.go b/network/options.go
index 2a211ea5..fbf41884 100644
--- a/network/options.go
+++ b/network/options.go
@@ -10,11 +10,16 @@ import (
 type Option func(*Options)
 
 type Options struct {
-	Name   string
-	Client client.Client
-	Server server.Server
-	Proxy  proxy.Proxy
-	Router router.Router
+	// Name of the network
+	Name string
+	// Address of the node
+	Address string
+	// Advertise a different address to the network
+	Advertise string
+	Client    client.Client
+	Server    server.Server
+	Proxy     proxy.Proxy
+	Router    router.Router
 }
 
 // The network name
@@ -24,6 +29,20 @@ func Name(n string) Option {
 	}
 }
 
+// The network address
+func Address(a string) Option {
+	return func(o *Options) {
+		o.Address = a
+	}
+}
+
+// The network advertise address
+func Advertise(a string) Option {
+	return func(o *Options) {
+		o.Advertise = a
+	}
+}
+
 // The network client
 func Client(c client.Client) Option {
 	return func(o *Options) {