def connect(self,hostName,username,password,attempt=1):
try:
#log.info("Login to %s router ",str(hostName))
routerHanlder=cling.Cling(hostname=hostName,username=username,password=password,personality='ios',max_login_attempts=3,pexpect_timeout=200,pexpect_read_loop_timeout=0.5)
routerHanlder.login()
return routerHanlder
except Exception as e:
if "Authentication" in str(e):
if attempt == 1:
routerHandler=self.connect(hostName,"fallback","De7lc3-S!!",2)
msg="Error.Authentication failed"
#log.warning('Authentication error. %s',str(e))
elif "timed-out" in str(e):
if attempt == 1:
routerHandler=self.connect(hostName,"fallback","De7lc3-S!!",2)
msg="Erro.Connection timed out error"
#log.warning('Connection timed out error. %s',str(e))
elif "refused" in str(e):
if attempt == 1:
routerHandler=self.connect(hostName,"fallback","De7lc3-S!!",2)
msg="Error.Connection refused error"
#log.warning('Connection refused error. %s',str(e))
else:
if attempt == 1:
routerHandler=self.connect(hostName,"fallback","De7lc3-S!!",2)
#routerHandler=self.connect(hostName,"fallback","De7lc3-S!!")
msg='Error.Connecting to router '+hostName+' got failed. Error msg '+str(e)
#log.warning('Connecting to router got error. %s',str(e))
return msg
def Login(self):
try:
log.info("Login to %s router ", str(self.routerIP))
routerHanlder = cling.Cling(hostname=self.routerIP,
username=self.username,
password=self.password,
personality=self.personality,
max_login_attempts=3,
pexpect_timeout=200,
pexpect_read_loop_timeout=0.5)
routerHanlder.login()
return routerHanlder
except Exception as e:
if "Authentication" in str(e):
msg = "Error.Authentication failed"
log.warning('Authentication error. %s', str(e))
elif "timed-out" in str(e):
msg = "Erro.Connection timed out error"
log.warning('Connection timed out error. %s', str(e))
elif "refused" in str(e):
msg = "Error.Connection refused error"
log.warning('Connection refused error. %s', str(e))
else:
msg = 'Error.Connecting to router ' + hostName + ' got failed. Error msg ' + str(
e)
log.warning('Connecting to router got error. %s', str(e))
return msg
def Login(self):
try:
routerHandler=cling.Cling(hostname=self.routerIP,username= self.username,password=self.password,personality=self.personality,max_login_attempts=3,pexpect_timeout=200,pexpect_read_loop_timeout=0.5)
routerHandler.login()
# print routerHandler
return routerHandler
except Exception as e:
if "Authentication" in str(e):
msg="Error.Authentication failed"
elif "timed-out" in str(e):
msg="Erro.Connection timed out error"
elif "refused" in str(e):
msg="Error.Connection refused error"
else:
msg='Error.Connecting to router '+self.routerIP+' got failed. Error msg '+str(e)
return msg
import cling
import logging
LOG = logging.getLogger(__name__)
LOG.addHandler(logging.NullHandler())
try:
ch = cling.Cling(hostname='172.29.248.10',
personality='ios',
username='******',
password='******')
LOG.debug('%s: Sending: %s')
ch.login()
print ch.run_command('show version')
ch.logout()
except cling.Error as e:
print e