'''Grabs WWN's for Dell M1000e chassis blades via CMC
2016 Will P
'''
import paramiko
import getpass
ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
cmc = raw_input('Enter chassis to query: ')
whoami = raw_input("Enter your username: ")
passwd = getpass.getpass('Enter Chassis Password: ')
slots = range(1,17)
slotinfo = []
ssh.connect(hostname=cmc,username=whoami,password=passwd,look_for_keys=False)
print('\n Getting WWNs for ' + cmc + '... ')
for slot in slots:
    comm = 'getflexaddr -i %s' % slot
    stdin, stdout, stderr = ssh.exec_command(comm)
    slotinfo.append(stdout.read())
output = ''.join(slotinfo)
lines = output.split('\n')
print(lines[4])
for line in lines:
    if 'Fibre Channel' in line:
        print(line)
stdin.flush()
ssh.close()