From c309f372e0b668577978bb8551332df697cd6132 Mon Sep 17 00:00:00 2001
From: bybai <bybai@cn.ibm.com>
Date: Wed, 10 Aug 2016 04:04:53 -0400
Subject: [PATCH] add get the first net ip mask

---
 xCAT-server/lib/xcat/plugins/localrest.pm | 29 +++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/xCAT-server/lib/xcat/plugins/localrest.pm b/xCAT-server/lib/xcat/plugins/localrest.pm
index 6c3b2ccdb..c0e388710 100644
--- a/xCAT-server/lib/xcat/plugins/localrest.pm
+++ b/xCAT-server/lib/xcat/plugins/localrest.pm
@@ -190,6 +190,35 @@ sub list_netip {
     return $result;
 }
 
+#-------------------------------------------------------
+
+=head3  handler to list network adapter first ip mask
+
+  Subroutine to handle rest request
+  GET /localres/netmask/<iface>
+
+  Usage example:
+        This function is called from handle_rest_request,
+        do not call it directly.
+=cut
+
+#-------------------------------------------------------
+sub list_netmask {
+    my @params = @_;
+    my ($rsp, $iface, $netmask, $cmd, $prefix, $result);
+    if (!@params) {
+        $rsp->{data}->[0] = "Argmument error.";
+        xCAT::MsgUtils->message("E", $rsp, $::callback);
+        return 1;
+    }
+    $iface = shift @params;
+    $prefix = `ip addr show dev $iface |grep inet|head -1|awk '{print \$2}'`;
+    $cmd = "ipcalc -m $prefix";
+    $netmask->[0] = xCAT::Utils->runcmd("$cmd", -1);
+    return $netmask;
+}
+
+
 
 #-------------------------------------------------------