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authorGeorge Paraskevopoulos <geopar@intracom-telecom.com>2016-10-21 14:39:35 +0300
committerGeorge Paraskevopoulos <geopar@intracom-telecom.com>2016-10-21 15:04:43 +0300
commitb2b00380b8d77b0037c9ef809d2538bb4e9428aa (patch)
treeb716f2742c531038847a3257dcf05aaa96564151 /testcases/features
parent7ab6390b446b6219c9b8f4b0924a74746f22bba5 (diff)
Add OVS logger
Add utility class to log OVS flows from a remote server. Change-Id: I80cb5b20dc15477771beb912f44cab28c7397e24 Signed-off-by: George Paraskevopoulos <geopar@intracom-telecom.com>
Diffstat (limited to 'testcases/features')
-rw-r--r--testcases/features/sfc/SSHUtils.py120
-rw-r--r--testcases/features/sfc/ovs_utils.py80
-rwxr-xr-xtestcases/features/sfc/sfc.py1
-rwxr-xr-xtestcases/features/sfc/sfc_colorado1.py1
4 files changed, 202 insertions, 0 deletions
diff --git a/testcases/features/sfc/SSHUtils.py b/testcases/features/sfc/SSHUtils.py
new file mode 100644
index 000000000..55cc5108b
--- /dev/null
+++ b/testcases/features/sfc/SSHUtils.py
@@ -0,0 +1,120 @@
+##############################################################################
+# Copyright (c) 2015 Ericsson AB and others.
+# Authors: George Paraskevopoulos (geopar@intracom-telecom.com)
+# Jose Lausuch (jose.lausuch@ericsson.com)
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+
+import paramiko
+import functest.utils.functest_logger as rl
+import os
+
+logger = rl.Logger('SSHUtils').getLogger()
+
+
+def get_ssh_client(hostname, username, password=None, jumphost=None):
+ client = None
+ try:
+ if jumphost is None:
+ client = paramiko.SSHClient()
+ else:
+ client = JumpHostHopClient()
+ client.configure_jump_host(jumphost['ip'],
+ jumphost['username'],
+ jumphost['password'])
+
+ if client is None:
+ raise Exception('Could not connect to client')
+
+ client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+ client.connect(hostname,
+ username=username,
+ password=password)
+ return client
+ except Exception, e:
+ logger.error(e)
+ return None
+
+
+def get_file(ssh_conn, src, dest):
+ try:
+ sftp = ssh_conn.open_sftp()
+ sftp.get(src, dest)
+ return True
+ except Exception, e:
+ logger.error("Error [get_file(ssh_conn, '%s', '%s']: %s" %
+ (src, dest, e))
+ return None
+
+
+def put_file(ssh_conn, src, dest):
+ try:
+ sftp = ssh_conn.open_sftp()
+ sftp.put(src, dest)
+ return True
+ except Exception, e:
+ logger.error("Error [put_file(ssh_conn, '%s', '%s']: %s" %
+ (src, dest, e))
+ return None
+
+
+class JumpHostHopClient(paramiko.SSHClient):
+ '''
+ Connect to a remote server using a jumphost hop
+ '''
+ def __init__(self, *args, **kwargs):
+ self.logger = rl.Logger("JumpHostHopClient").getLogger()
+ self.jumphost_ssh = None
+ self.jumphost_transport = None
+ self.jumphost_channel = None
+ self.jumphost_ip = None
+ self.jumphost_ssh_key = None
+ self.local_ssh_key = os.path.join(os.getcwd(), 'id_rsa')
+ super(JumpHostHopClient, self).__init__(*args, **kwargs)
+
+ def configure_jump_host(self, jh_ip, jh_user, jh_pass,
+ jh_ssh_key='/root/.ssh/id_rsa'):
+ self.jumphost_ip = jh_ip
+ self.jumphost_ssh_key = jh_ssh_key
+ self.jumphost_ssh = paramiko.SSHClient()
+ self.jumphost_ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+ self.jumphost_ssh.connect(jh_ip,
+ username=jh_user,
+ password=jh_pass)
+ self.jumphost_transport = self.jumphost_ssh.get_transport()
+
+ def connect(self, hostname, port=22, username='root', password=None,
+ pkey=None, key_filename=None, timeout=None, allow_agent=True,
+ look_for_keys=True, compress=False, sock=None, gss_auth=False,
+ gss_kex=False, gss_deleg_creds=True, gss_host=None,
+ banner_timeout=None):
+ try:
+ if self.jumphost_ssh is None:
+ raise Exception('You must configure the jump '
+ 'host before calling connect')
+
+ get_file_res = get_file(self.jumphost_ssh,
+ self.jumphost_ssh_key,
+ self.local_ssh_key)
+ if get_file_res is None:
+ raise Exception('Could\'t fetch SSH key from jump host')
+ jumphost_key = (paramiko.RSAKey
+ .from_private_key_file(self.local_ssh_key))
+
+ self.jumphost_channel = self.jumphost_transport.open_channel(
+ "direct-tcpip",
+ (hostname, 22),
+ (self.jumphost_ip, 22))
+
+ self.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+ super(JumpHostHopClient, self).connect(hostname,
+ username=username,
+ pkey=jumphost_key,
+ sock=self.jumphost_channel)
+ os.remove(self.local_ssh_key)
+ except Exception, e:
+ self.logger.error(e)
diff --git a/testcases/features/sfc/ovs_utils.py b/testcases/features/sfc/ovs_utils.py
new file mode 100644
index 000000000..83a36286d
--- /dev/null
+++ b/testcases/features/sfc/ovs_utils.py
@@ -0,0 +1,80 @@
+##############################################################################
+# Copyright (c) 2015 Ericsson AB and others.
+# Author: George Paraskevopoulos (geopar@intracom-telecom.com)
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+import functest.utils.functest_logger as rl
+import os
+import time
+
+logger = rl.Logger('ovs_utils').getLogger()
+
+
+class OVSLogger(object):
+ def __init__(self, basedir):
+ self.ovs_dir = os.path.join(basedir, 'odl-sfc/ovs')
+ self.__mkdir_p(self.ovs_dir)
+
+ def __mkdir_p(self, dirpath):
+ if not os.path.exists(dirpath):
+ os.makedirs(dirpath)
+
+ def __ssh_host(self, ssh_conn):
+ return ssh_conn.get_transport().getpeername()[0]
+
+ def __dump_to_file(self, operation, host, text, timestamp=None):
+ ts = (timestamp if timestamp is not None
+ else time.strftime("%Y%m%d-%H%M%S"))
+ dumpdir = os.path.join(self.ovs_dir, ts)
+ self.__mkdir_p(dumpdir)
+ fname = '{0}_{1}'.format(operation, host)
+ with open(os.path.join(dumpdir, fname), 'w') as f:
+ f.write(text)
+
+ def __remote_cmd(self, ssh_conn, cmd):
+ try:
+ _, stdout, stderr = ssh_conn.exec_command(cmd)
+ errors = stderr.readlines()
+ if len(errors) > 0:
+ host = self.__ssh_host(ssh_conn)
+ logger.error(''.join(errors))
+ raise Exception('Could not execute {0} in {1}'
+ .format(cmd, host))
+ output = ''.join(stdout.readlines())
+ return output
+ except Exception, e:
+ logger.error('[__remote_command(ssh_client, {0})]: {1}'
+ .format(cmd, e))
+ return None
+
+ def ofctl_dump_flows(self, ssh_conn, br='br-int',
+ choose_table=None, timestamp=None):
+ try:
+ cmd = 'ovs-ofctl -OOpenFlow13 dump-flows {0}'.format(br)
+ if choose_table is not None:
+ cmd = '{0} table={1}'.format(cmd, choose_table)
+ output = self.__remote_cmd(ssh_conn, cmd)
+ operation = 'ofctl_dump_flows'
+ host = self.__ssh_host(ssh_conn)
+ self.__dump_to_file(operation, host, output, timestamp=timestamp)
+ return output
+ except Exception, e:
+ logger.error('[ofctl_dump_flows(ssh_client, {0}, {1})]: {2}'
+ .format(br, choose_table, e))
+ return None
+
+ def vsctl_show(self, ssh_conn, timestamp=None):
+ try:
+ cmd = 'ovs-vsctl show'
+ output = self.__remote_cmd(ssh_conn, cmd)
+ operation = 'vsctl_show'
+ host = self.__ssh_host(ssh_conn)
+ self.__dump_to_file(operation, host, output, timestamp=timestamp)
+ return output
+ except Exception, e:
+ logger.error('[vsctl_show(ssh_client)]: {0}'.format(e))
+ return None
diff --git a/testcases/features/sfc/sfc.py b/testcases/features/sfc/sfc.py
index 122ed5d9d..866f92e00 100755
--- a/testcases/features/sfc/sfc.py
+++ b/testcases/features/sfc/sfc.py
@@ -21,6 +21,7 @@ args = parser.parse_args()
""" logging configuration """
logger = ft_logger.Logger("ODL_SFC").getLogger()
+FUNCTEST_RESULTS_DIR = '/home/opnfv/functest/results/'
FUNCTEST_REPO = ft_utils.FUNCTEST_REPO
HOME = os.environ['HOME'] + "/"
diff --git a/testcases/features/sfc/sfc_colorado1.py b/testcases/features/sfc/sfc_colorado1.py
index a9c397e68..ed35cb329 100755
--- a/testcases/features/sfc/sfc_colorado1.py
+++ b/testcases/features/sfc/sfc_colorado1.py
@@ -20,6 +20,7 @@ args = parser.parse_args()
""" logging configuration """
logger = ft_logger.Logger("ODL_SFC").getLogger()
+FUNCTEST_RESULTS_DIR = '/home/opnfv/functest/results/'
FUNCTEST_REPO = ft_utils.FUNCTEST_REPO
HOME = os.environ['HOME'] + "/"