def confgen(vars):
# Generate configuration lines with Jinja2
with open(jinja_template) as f:
tfile = f.read()
template = jinja2.Template(tfile)
cfg_list = template.render(vars)
print('-' * 80)
print(cfg_list)
print('-' * 80)
# Connect directly to host via telnet on the specified port
conn = Netmiko(host=hostip,
device_type='cisco_ios_telnet',
port=vars['port'])
# Check if host is in initial config state
conn.write_channel("\n")
time.sleep(1)
output = conn.read_channel()
if 'initial configuration dialog' in output:
conn.write_channel('no\n')
time.sleep(1)
# Send generated commands to host
output = conn.enable()
output = conn.send_config_set(cfg_list)
# Display results
print('-' * 80)
print('\nConfiguration applied on ' + vars['host'] + ': \n\n' + output)
print('-' * 80)
# Probably a good idea
conn.disconnect()
def simpleConnect(ip): # Values within need to be changed for functionality!
node = {
"host": (ip),
"username": userName,
"password": userPass,
"device_type": "cisco_ios",}
try:
net_connect = Netmiko(**node)
hostname = (net_connect.find_prompt())
net_connect.find_prompt()
sleep(1)
if '#' not in (net_connect.find_prompt()): # Checking for enable mode
net_connect.write_channel("en" + "\r")
net_connect.write_channel(userPass + "\r") # Passing in credentials for enable mode
print(net_connect.read_channel())
sleep(1)
print(net_connect.read_channel())
output = net_connect.send_command('show inventory') # Change me and ball-out
sleep(1)
print(output)
if "2960x" in output: # Change me and ball-out
print ("\n\n\n\t\t\t" +hostname+ " is a 2960x model switch!")
results.write(hostname+ " is a 2960x model switch!\n")
sleep(1)
checkfunc = net_connect.send_command('test interfaces vlan 1')
print (checkfunc)
if "No IP address" in checkfunc: # Change me and ball-out
print ("\n\t" + hostname + " VLAN 1 has no IP address!\n")
results.write(hostname +" VLAN 1 has no IP address!\n")
else:
pass
if "2901" in output: # Change me and ball-out
print ("\n\n\n\t\t\t" +hostname+ " is a 2901 router!")
results.write(hostname+ " is a 2901 router!\n")
sleep(1)
if "% Invalid" in output: # Change me and ball-out
print("Syntax Error! Check compatibility for CLI command!")
results.write(hostname + " experienced a ***Syntax Error!***\n")
sleep(1)
net_connect.disconnect()
except:
print("*Authentication Error!*")
device_type="terminal_server",
ip="192.168.32.131",
username="******",
password="******",
)
output = net_connect.send_command("ifconfig")
print(output)
net_connect.write_channel("ssh -l admin 192.168.32.132\r\n")
time.sleep(1)
max_loops = 10
i = 5
while i <= max_loops:
output = net_connect.read_channel()
if "Password" in output:
net_connect.write_channel(net_connect.password + "\r\n")
time.sleep(0.5)
output = net_connect.read_channel()
if ">" in output or "#" in output:
break
time.sleep(0.5)
i += 1
redispatch(net_connect, device_type="cisco_ios")
new_output = net_connect.send_command("show ip int brief")
print(new_output)
# Part a - find and print the prompt to the screen
print(net_connect.find_prompt())
# Part B - Enter config mode and find the prompt
print(net_connect.config_mode())
print(net_connect.find_prompt())
# Part C - exit config mode and print the prompt
print(net_connect.exit_config_mode())
print(net_connect.find_prompt())
# Part D - send disable down the SSH channel
print(net_connect.write_channel('disable\n'))
# Part E - Sleep for 2s and read back from SSH channel
time.sleep(2)
print(net_connect.read_channel())
# Part F - Go into enable mode and print prompt
print(net_connect.enable())
print(net_connect.find_prompt())
net_connect.disconnect()
#!/usr/bin/env python3
from netmiko import Netmiko
from getpass import getpass
import logging
import time
logging.basicConfig(filename='test.log', level=logging.DEBUG)
logger = logging.getLogger("netmiko")
# Credential in GNS3 : admin, admin123
password = getpass(prompt="Password : "******"show ip arp")
print(output)
print(type(output))
net_conn.write_channel("show ip arp\n")
time.sleep(15)
outout = net_conn.read_channel("show ip arp\n")
print(output)
print(type(output))
inventory['device_type'] = vals['Device type']
inv_list.append(inventory.copy())
for items in inv_list:
print('\nCurrent device: ' + items['device'])
with open(jinja_template) as f:
tfile = f.read()
template = jinja2.Template(tfile)
cfg_list = template.render(items).split('\n')
conn = Netmiko(host=items['ip'],
device_type=items['device_type'],
username=items['username'],
password=items['password'],
port=items['port'])
conn.write_channel("\n")
time.sleep(1)
output = conn.read_channel()
if 'initial configuration dialog' in output:
conn.write_channel('no\n')
time.sleep(1)
output = conn.enable()
output = conn.send_config_set(cfg_list)
print(output)
conn.disconnect()
password = getpass()
device = {
"host": "cisco4.lasthop.io",
"username": "******",
"password": password,
"secret": password,
"device_type": "cisco_ios",
"session_log": "my_output_l2-ex6.txt",
}
net_connection = Netmiko(**device)
print(net_connection.find_prompt())
net_connection.config_mode()
print(net_connection.find_prompt())
net_connection.exit_config_mode()
print(net_connection.find_prompt())
net_connection.write_channel("disable\n")
time.sleep(2)
output = net_connection.read_channel()
print(output)
print("Enter enable mode")
net_connection.enable()
print(net_connection.find_prompt())
net_connection.disconnect()
print()
print("-" * 79)
print("Execution the config_mode:")
print("-" * 79)
ssh_conn.config_mode()
print(ssh_conn.find_prompt())
print("-" * 79)
print("Execution the exit_config_mode:")
print("-" * 79)
ssh_conn.exit_config_mode()
print(ssh_conn.find_prompt())
print("-" * 79)
print("Execution the write_channel:")
print("-" * 79)
ssh_conn.write_channel('disable')
print(ssh_conn.find_prompt())
print("-" * 79)
print("Execution the time sleep command:")
time.sleep(2)
print("-" * 79)
print("Execution the read_channel:")
print("-" * 79)
ssh_conn.read_channel()
print(ssh_conn.find_prompt())
print("-" * 79)
print("Execution the enable mode:")
print("-" * 79)
ssh_conn.read_channel()
ssh_conn.enable()
print(ssh_conn.find_prompt())
print("-" * 79)
#!/usr/bin/env python
from netmiko import Netmiko
from getpass import getpass
import time
cisco1 = {
'host': 'cisco1.twb-tech.com',
'username': '******',
'password': getpass(),
'device_type': 'cisco_ios',
}
net_connect = Netmiko(**cisco1)
print(net_connect.find_prompt())
net_connect.write_channel("show ip int brief\n")
time.sleep(1)
output = net_connect.read_channel()
print(output)
net_connect.disconnect()