1 files changed, 43 insertions, 0 deletions
diff --git a/resources/libraries/python/IPUtil.py b/resources/libraries/python/IPUtil.py
new file mode 100644
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+++ b/resources/libraries/python/IPUtil.py
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+# Copyright (c) 2016 Cisco and/or its affiliates.
+# 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.
+
+"""Common IP utilities library."""
+
+from ssh import SSH
+from constants import Constants
+
+
+class IPUtil(object):
+    """Common IP utilities"""
+
+    def __init__(self):
+        pass
+
+    @staticmethod
+    def vpp_ip_probe(node, interface, addr):
+        """Run ip probe on VPP node.
+
+           Args:
+               node (Dict): VPP node.
+               interface (str): Interface name
+               addr (str): IPv4/IPv6 address
+        """
+        ssh = SSH()
+        ssh.connect(node)
+
+        cmd = "{c}".format(c=Constants.VAT_BIN_NAME)
+        cmd_input = 'exec ip probe {dev} {ip}'.format(dev=interface, ip=addr)
+        (ret_code, _, _) = ssh.exec_command_sudo(cmd, cmd_input)
+        if int(ret_code) != 0:
+            raise Exception('VPP ip probe {dev} {ip} failed on {h}'.format(
+                dev=interface, ip=addr, h=node['host']))