1 files changed, 87 insertions, 0 deletions
diff --git a/compass-tasks/hdsdiscovery/vendors/ovswitch/plugins/mac.py b/compass-tasks/hdsdiscovery/vendors/ovswitch/plugins/mac.py
new file mode 100644
index 0000000..5f497a0
--- /dev/null
+++ b/compass-tasks/hdsdiscovery/vendors/ovswitch/plugins/mac.py
@@ -0,0 +1,87 @@
+# Copyright 2014 Huawei Technologies Co. Ltd
+#
+# 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.
+
+"""Open Vswitch Mac address module."""
+import logging
+
+from compass.hdsdiscovery import base
+from compass.hdsdiscovery import utils
+
+
+CLASS_NAME = "Mac"
+
+
+class Mac(base.BasePlugin):
+    """Open Vswitch MAC address module."""
+    def __init__(self, host, credential):
+        self.host = host
+        self.credential = credential
+
+    def process_data(self, oper="SCAN", **kwargs):
+        """Dynamically call the function according 'oper'
+
+        :param oper: operation of data processing
+        """
+        func_name = oper.lower()
+        return getattr(self, func_name)(**kwargs)
+
+    def scan(self, **kwargs):
+        """Implemnets the scan method in BasePlugin class.
+
+           .. note::
+              In this module, mac addesses were retrieved by ssh.
+        """
+        try:
+            user = self.credential['username']
+            pwd = self.credential['password']
+        except KeyError:
+            logging.error("Cannot find username and password in credential")
+            return None
+
+        cmd = ("BRIDGES=$(ovs-vsctl show |grep Bridge |cut -f 2 -d '\"');"
+               "for br in $BRIDGES; do"
+               "PORTS=$(ovs-ofctl show $br |grep addr |cut -f 1 -d ':' "
+               "|egrep -v 'eth|wlan|LOCAL'|awk -F '(' '{print $1}');"
+               "for port in $PORTS; do"
+               "RESULT=$(ovs-appctl fdb/show $br |"
+               "awk '$1 == '$port' {print $1"  "$2"  "$3}');"
+               "echo '$RESULT'"
+               "done;"
+               "done;")
+        output = None
+        try:
+            output = utils.ssh_remote_execute(self.host, user, pwd, cmd)
+        except Exception as error:
+            logging.exception(error)
+            return None
+
+        logging.debug("[scan][output] output is %s", output)
+        if not output:
+            return None
+
+        fields_arr = ['port', 'vlan', 'mac']
+
+        result = []
+        for line in output:
+            if not line or line == '\n':
+                continue
+
+            values_arr = line.split()
+            temp = {}
+            for field, value in zip(fields_arr, values_arr):
+                temp[field] = value
+
+            result.append(temp.copy())
+
+        return result