4:46 a.m.
---
repos/remoteAccess/tcp_setup.py | 242 +++++++++++++++++++++++++++++++++++++++
1 files changed, 242 insertions(+), 0 deletions(-)
create mode 100644 repos/remoteAccess/tcp_setup.py
diff --git a/repos/remoteAccess/tcp_setup.py b/repos/remoteAccess/tcp_setup.py
new file mode 100644
index 0000000..8f88810
--- /dev/null
+++ b/repos/remoteAccess/tcp_setup.py
@@ -0,0 +1,242 @@
+#!/usr/bin/env python
+""" Configure and test libvirt tcp connection
+ remoteAccess:tcp_setup
+ target_machine
+ xx.xx.xx.xx
+ username
+ root
+ password
+ xxxxxx
+ listen_tcp
+ enable|disable
+ auth_tcp
+ none|sasl
+"""
+
+__author__ = 'Guannan Ren: gren(a)redhat.com'
+__date__ = 'Sun Aug 7, 2011'
+__version__ = '0.1.0'
+__credits__ = 'Copyright (C) 2011 Red Hat, Inc.'
+__all__ = ['tcp_setup', 'tcp_libvirtd_set',
'hypervisor_connecting_test']
+
+import os
+import re
+import sys
+
+def append_path(path):
+ """Append root path of package"""
+ if path in sys.path:
+ pass
+ else:
+ sys.path.append(path)
+
+pwd = os.getcwd()
+result = re.search('(.*)libvirt-test-API', pwd)
+append_path(result.group(0))
+
+from lib import connectAPI
+from utils.Python import utils
+from exception import LibvirtAPI
+
+SASLPASSWD2 = "/usr/sbin/saslpasswd2"
+LIBVIRTD_CONF = "/etc/libvirt/libvirtd.conf"
+SYSCONFIG_LIBVIRTD = "/etc/sysconfig/libvirtd"
+
+def check_params(params):
+ """check out the arguments requried for this
testcases"""
+ logger = params['logger']
+ keys = ['target_machine', 'username', 'password',
'listen_tcp', 'auth_tcp']
+ for key in keys:
+ if key not in params:
+ logger.error("Argument %s is required" % key)
+ return 1
+ return 0
+
+def sasl_user_add(target_machine, username, password, util, logger):
+ """ execute saslpasswd2 to add sasl user """
+ logger.info("add sasl user on server side")
+ saslpasswd2_add = "echo %s | %s -a libvirt %s" % (password, SASLPASSWD2,
username)
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, saslpasswd2_add)
+ if ret:
+ logger.error("failed to add sasl user")
+ return 1
+
+ return 0
+
+def tcp_libvirtd_set(target_machine, username, password,
+ listen_tcp, auth_tcp, util, logger):
+ """ configure libvirtd.conf on libvirt server """
+ logger.info("setting libvirtd.conf on libvirt server")
+ # open libvirtd --listen option
+ listen_open_cmd = "echo 'LIBVIRTD_ARGS=\"--listen\"' >>
%s" % SYSCONFIG_LIBVIRTD
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, listen_open_cmd)
+ if ret:
+ logger.error("failed to uncomment --listen in %s" %
SYSCONFIG_LIBVIRTD)
+ return 1
+
+ # set listen_tls
+ logger.info("set listen_tls to 0 in %s" % LIBVIRTD_CONF)
+ listen_tls_disable = "echo \"listen_tls = 0\" >> %s" %
LIBVIRTD_CONF
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, listen_tls_disable)
+ if ret:
+ logger.error("failed to set listen_tls to 0 in %s" % LIBVIRTD_CONF)
+ return 1
+
+ # set listen_tcp
+ if listen_tcp == 'enable':
+ logger.info("enable listen_tcp = 1 in %s" % LIBVIRTD_CONF)
+ listen_tcp_set = "echo 'listen_tcp = 1' >> %s" %
LIBVIRTD_CONF
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, listen_tcp_set)
+ if ret:
+ logger.error("failed to set listen_tcp in %s" % LIBVIRTD_CONF)
+ return 1
+
+ # set auth_tcp
+ logger.info("set auth_tcp to \"%s\" in %s" % (auth_tcp,
LIBVIRTD_CONF))
+ auth_tcp_set = "echo 'auth_tcp = \"%s\"' >> %s" %
(auth_tcp, LIBVIRTD_CONF)
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, auth_tcp_set)
+ if ret:
+ logger.error("failed to set auth_tcp in %s" % LIBVIRTD_CONF)
+ return 1
+
+ # restart remote libvirtd service
+ libvirtd_restart_cmd = "service libvirtd restart"
+ logger.info("libvirtd restart")
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, libvirtd_restart_cmd)
+ if ret:
+ logger.error("failed to restart libvirtd service")
+ return 1
+
+ logger.info("done to libvirtd configuration")
+ return 0
+
+def request_credentials(credentials, user_data):
+ for credential in credentials:
+ if credential[0] == connectAPI.VIR_CRED_AUTHNAME:
+ credential[4] = user_data[0]
+
+ if len(credential[4]) == 0:
+ credential[4] = credential[3]
+ elif credential[0] == connectAPI.VIR_CRED_PASSPHRASE:
+ credential[4] = user_data[1]
+ else:
+ return -1
+
+ return 0
+
+def hypervisor_connecting_test(uri, auth_tcp, username,
+ password, logger, expected_result):
+ """ connect remote server """
+ ret = 1
+ try:
+ conn = connectAPI.ConnectAPI()
+ if auth_tcp == 'none':
+ virconn = conn.open(uri)
+ elif auth_tcp == 'sasl':
+ user_data = [username, password]
+ auth = [[connectAPI.VIR_CRED_AUTHNAME, connectAPI.VIR_CRED_PASSPHRASE],
request_credentials, user_data]
+ virconn = conn.openAuth(uri, auth, 0)
+
+ ret = 0
+ conn.close()
+ except LibvirtAPI, e:
+ logger.error("API error message: %s, error code is %s" % \
+ (e.response()['message'], e.response()['code']))
+
+ ret = 1
+ conn.close()
+
+ if ret == 0 and expected_result == 'success':
+ logger.info("tcp connnection success")
+ return 0
+ elif ret == 1 and expected_result == 'fail':
+ logger.info("tcp connection failed, but that is expected")
+ return 0
+ elif ret == 0 and expected_result == 'fail':
+ logger.error("tcp connection success, but we hope the reverse")
+ return 1
+ elif ret == 1 and expected_result == 'success':
+ logger.error("tcp connection failed")
+ return 1
+
+ return 0
+
+def tcp_setup(params):
+ """ configure libvirt and connect to it through TCP
socket"""
+ logger = params['logger']
+ params_check_result = check_params(params)
+ if params_check_result:
+ return 1
+
+ target_machine = params['target_machine']
+ username = params['username']
+ password = params['password']
+ listen_tcp = params['listen_tcp']
+ auth_tcp = params['auth_tcp']
+
+ uri = "qemu+tcp://%s/system" % target_machine
+
+ util = utils.Utils()
+
+ logger.info("the hostname of server is %s" % target_machine)
+ logger.info("the value of listen_tcp is %s" % listen_tcp)
+ logger.info("the value of auth_tcp is %s" % auth_tcp)
+
+ if not util.do_ping(target_machine, 0):
+ logger.error("failed to ping host %s" % target_machine)
+ return 1
+
+ if auth_tcp == 'sasl':
+ if sasl_user_add(target_machine, username, password, util, logger):
+ return 1
+
+ if tcp_libvirtd_set(target_machine, username, password,
+ listen_tcp, auth_tcp, util, logger):
+ return 1
+
+ if listen_tcp == 'disable':
+ if hypervisor_connecting_test(uri, auth_tcp, username,
+ password, logger, 'fail'):
+ return 1
+ elif listen_tcp == 'enable':
+ if hypervisor_connecting_test(uri, auth_tcp, username,
+ password, logger, 'success'):
+ return 1
+
+ return 0
+
+def tcp_setup_clean(params):
+ """cleanup testing environment"""
+
+ logger = params['logger']
+ target_machine = params['target_machine']
+ username = params['username']
+ password = params['password']
+ listen_tcp = params['listen_tcp']
+ auth_tcp = params['auth_tcp']
+
+ util = utils.Utils()
+
+ if auth_tcp == 'sasl':
+ saslpasswd2_delete = "%s -a libvirt -d %s" % (SASLPASSWD2, username)
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, saslpasswd2_delete)
+ if ret:
+ logger.error("failed to delete sasl user")
+ libvirtd_conf_retore = "sed -i -n '/^[ #]/p' %s" % LIBVIRTD_CONF
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, libvirtd_conf_retore)
+ if ret:
+ logger.error("failed to restore %s" % LIBVIRTD_CONF)
+
+ sysconfig_libvirtd_restore = "sed -i -n '/^[ #]/p' %s" %
SYSCONFIG_LIBVIRTD
+ ret = util.remote_exec_pexpect(target_machine, username,
+ password, sysconfig_libvirtd_restore)
+ if ret:
+ logger.error("failed to restore %s" % SYSCONFIG_LIBVIRTD)
--
1.7.1