Switchq and automation container's maas client updated to 2.0

Change-Id: I910ad20ca16b019788b920da79ed22a8ee825300
diff --git a/switchq/switchq.go b/switchq/switchq.go
index 7d3022b..4be1c31 100644
--- a/switchq/switchq.go
+++ b/switchq/switchq.go
@@ -30,7 +30,10 @@
 	"time"
 )
 
-const appName = "SWITCHQ"
+const(
+	appName        = "SWITCHQ"
+	massApiVersion = "2.0"
+)
 
 type Config struct {
 	VendorsURL      string `default:"file:///switchq/vendors.json" envconfig:"VENDORS_URL" desc:"URL that specifies supported vendor OUI information"`
@@ -383,7 +386,7 @@
 	if len(context.config.MaasURL) > 0 {
 
 		// Attempt to connect to MAAS
-		authClient, err := maas.NewAuthenticatedClient(context.config.MaasURL, context.config.MaasKey, "1.0")
+		authClient, err := maas.NewAuthenticatedClient(context.config.MaasURL, context.config.MaasKey, massApiVersion)
 		checkError(err, "Unable to connect to MAAS at '%s' : %s", context.config.MaasURL, err)
 
 		context.maasClient = maas.NewMAAS(*authClient)
diff --git a/switchq/sync.go b/switchq/sync.go
index 4452c6f..1e9e035 100644
--- a/switchq/sync.go
+++ b/switchq/sync.go
@@ -73,20 +73,21 @@
 		}
 		all[i].Name = name
 
-		mac_set_arr, err := device["macaddress_set"].GetArray()
-		if len(mac_set_arr) != 1 {
-			return nil, nil, fmt.Errorf("Expecting a single MAC address, recived %d", len(mac_set_arr))
+		iface_arr, err := device["interface_set"].GetArray()
+		if len(iface_arr) != 1 {
+			return nil, nil, fmt.Errorf("Expecting a single interface, recived %d", len(iface_arr))
 		}
 
-		mac_obj, err := mac_set_arr[0].GetMap()
+		iface_obj, err := iface_arr[0].GetMap()
 		if err != nil {
 			return nil, nil, err
 		}
 
-		mac, err := mac_obj["mac_address"].GetString()
+		mac, err := iface_obj["mac_address"].GetString()
 		if err != nil {
 			return nil, nil, err
 		}
+
 		mac = strings.ToUpper(mac)
 		all[i].MAC = mac
 
@@ -106,7 +107,7 @@
 	for list := range request {
 		// Get current device list and convert it to some maps for quick indexing
 		devices := c.maasClient.GetSubObject("devices")
-		deviceObjects, err := devices.CallGet("list", url.Values{})
+		deviceObjects, err := devices.CallGet("", url.Values{})
 		if err != nil {
 			log.Errorf("Unable to synchronize switches to MAAS, unable to get current devices : %s",
 				err)
@@ -230,7 +231,7 @@
 
 			// The device does not currently exist in MAAS, so add it
 			log.Infof("Adding device '%s (%s)' to MAAS", rec.Name, rec.MAC)
-			deviceObj, err := devices.CallPost("new", url.Values{
+			deviceObj, err := devices.CallPost("", url.Values{
 				"hostname":      []string{rec.Name},
 				"mac_addresses": []string{rec.MAC},
 			})