diff options
Diffstat (limited to 'compass-tasks-base/hdsdiscovery/vendors/ovswitch/ovswitch.py')
-rw-r--r-- | compass-tasks-base/hdsdiscovery/vendors/ovswitch/ovswitch.py | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/compass-tasks-base/hdsdiscovery/vendors/ovswitch/ovswitch.py b/compass-tasks-base/hdsdiscovery/vendors/ovswitch/ovswitch.py new file mode 100644 index 0000000..4d03328 --- /dev/null +++ b/compass-tasks-base/hdsdiscovery/vendors/ovswitch/ovswitch.py @@ -0,0 +1,76 @@ +# 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 module.""" +import logging +import re + +from compass.hdsdiscovery import base +from compass.hdsdiscovery import utils + + +# Vendor_loader will load vendor instance by CLASS_NAME +CLASS_NAME = "OVSwitch" + + +class OVSwitch(base.BaseVendor): + """Open Vswitch.""" + def __init__(self): + self.__name = "Open vSwitch" + + def is_this_vendor(self, sys_info, host=None, credential=None, **kwargs): + """Determine if the hostname is accociated witH this vendor. + + :param host: swtich's IP address + :param credential: credential to access switch + """ + result = sys_info + if host and credential: + if utils.is_valid_ssh_credential(credential): + user = credential['username'] + pwd = credential['password'] + + else: + msg = ("[OVSwitch]The format of credential %r is not for SSH " + "or incorrect Keywords! " % credential) + logging.info(msg) + return False + + cmd = "ovs-vsctl -V" + result = None + try: + result = utils.ssh_remote_execute(host, user, pwd, cmd) + logging.debug('%s result for %s is %s', cmd, host, result) + if not result: + return False + except Exception as exc: + logging.error("No vendor or connection failed to run %s", cmd) + logging.exception(exc) + return False + + if isinstance(result, str): + result = [result] + + for line in result: + if not line: + continue + if re.search(r"\b" + re.escape(self.__name) + r"\b", line): + return True + + return False + + @property + def name(self): + """Open Vswitch name.""" + return self.__name |