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authorRex Lee <limingjiang@huawei.com>2017-01-24 08:45:19 +0000
committerGerrit Code Review <gerrit@opnfv.org>2017-01-24 08:45:19 +0000
commit7d22c6c852ea0af41bda232c05be6a09fb816737 (patch)
tree75636603f78fcfb86c18fd6606d268d7fda13886
parent5babed1aa6b2f867e639193841b231c3a0200b87 (diff)
parent6f8fbe8acb94448ef2eb188193e9bea534021e89 (diff)
Merge "Generic helper function to provision and get path from config"
-rw-r--r--tests/unit/network_services/test_utils.py57
-rw-r--r--yardstick/network_services/utils.py62
2 files changed, 119 insertions, 0 deletions
diff --git a/tests/unit/network_services/test_utils.py b/tests/unit/network_services/test_utils.py
new file mode 100644
index 000000000..ecacac7c3
--- /dev/null
+++ b/tests/unit/network_services/test_utils.py
@@ -0,0 +1,57 @@
+# Copyright (c) 2016-2017 Intel Corporation
+#
+# 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.
+#
+
+# Unittest for yardstick.network_services.utils
+
+from __future__ import absolute_import
+import unittest
+import mock
+
+from yardstick.network_services import utils
+
+
+class UtilsTestCase(unittest.TestCase):
+ """Test all VNF helper methods."""
+
+ DPDK_PATH = "/opt/nsb_bin/dpdk_nic_bind.py"
+
+ def setUp(self):
+ super(UtilsTestCase, self).setUp()
+
+ def test_get_nsb_options(self):
+ result = utils.get_nsb_option("bin_path", None)
+ self.assertEqual(result, "/opt/nsb_bin")
+
+ def test_get_nsb_optionsi_invalid_key(self):
+ result = utils.get_nsb_option("bin", None)
+ self.assertEqual(result, None)
+
+ def test_provision_tool(self):
+ with mock.patch("yardstick.ssh.SSH") as ssh:
+ ssh_mock = mock.Mock(autospec=ssh.SSH)
+ ssh_mock.execute = \
+ mock.Mock(return_value=(0, self.DPDK_PATH, ""))
+ ssh.return_value = ssh_mock
+ tool_path = utils.provision_tool(ssh_mock, self.DPDK_PATH)
+ self.assertEqual(tool_path, self.DPDK_PATH)
+
+ def test_provision_tool_no_path(self):
+ with mock.patch("yardstick.ssh.SSH") as ssh:
+ ssh_mock = mock.Mock(autospec=ssh.SSH)
+ ssh_mock.execute = \
+ mock.Mock(return_value=(1, self.DPDK_PATH, ""))
+ ssh.return_value = ssh_mock
+ tool_path = utils.provision_tool(ssh_mock, self.DPDK_PATH)
+ self.assertEqual(tool_path, self.DPDK_PATH)
diff --git a/yardstick/network_services/utils.py b/yardstick/network_services/utils.py
new file mode 100644
index 000000000..80e0a631c
--- /dev/null
+++ b/yardstick/network_services/utils.py
@@ -0,0 +1,62 @@
+# Copyright (c) 2016-2017 Intel Corporation
+#
+# 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.
+""" Helper function to get Network Service testing configuration """
+
+from __future__ import absolute_import
+import logging
+
+from oslo_config import cfg
+from oslo_config.cfg import NoSuchOptError
+from oslo_utils import encodeutils
+
+CONF = cfg.CONF
+OPTS = [
+ cfg.StrOpt('bin_path',
+ default='/opt/nsb_bin',
+ help='bin_path for VNFs location.'),
+ cfg.StrOpt('trex_path',
+ default='/opt/nsb_bin/trex/scripts',
+ help='trex automation lib pathh.'),
+]
+CONF.register_opts(OPTS, group="nsb")
+
+
+def get_nsb_option(option, default=None):
+ """return requested option for yardstick.conf"""
+
+ try:
+ return CONF.nsb.__getitem__(option)
+ except NoSuchOptError:
+ logging.debug("Invalid key %s", option)
+ else:
+ return default
+
+
+def provision_tool(connection, tool_path):
+ """
+ verify if the tool path exits on the node,
+ if not push the local binary to remote node
+
+ :return - Tool path
+ """
+ bin_path = get_nsb_option("bin_path")
+ exit_status, stdout = connection.execute("which %s" % tool_path)[:2]
+ if exit_status == 0:
+ return encodeutils.safe_encode(stdout, incoming='utf-8').rstrip()
+
+ logging.warning("%s not found on %s, will try to copy from localhost",
+ tool_path, connection.host)
+ connection.execute('mkdir -p "%s"' % bin_path)
+ connection.put(tool_path, tool_path)
+ return tool_path