Python for Network Automation:Create Device Classes and SSH Connection Method for Executing Commands

#pythonautomation #ciscopython #networkautomation

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Script
---------------
import time
import paramiko
import re
class CiscoDevice:
def __init__(self, ip, username, password):
self.ip = ip
self.username = username
self.password = password
self.port = 22

def connect(self):
print(f"Connecting to the device {self.ip}")
session = paramiko.client.SSHClient()
session.set_missing_host_key_policy(paramiko.client.AutoAddPolicy())
session.connect(hostname=self.ip,
username=self.username,
password=self.password,
look_for_keys=False, allow_agent=False)

self.device_access = session.invoke_shell()
self.device_access.send('terminal len 0\n')
time.sleep(2)
print("Connected to the device\n")

def get_show_output(self, show_command):
self.device_access.send(f"{show_command}\n")
time.sleep(3)
sh_output = self.device_access.recv(65000).decode()
return sh_output

def version(self):
sh_ver_output = self.get_show_output('show version')
version_pattern = re.compile(r'Cisco .+ Software, Version (\S+)')
version_match = version_pattern.search(sh_ver_output)
return 'IOS Version'.ljust(18) + ': ' + version_match.group(1)

def hostname(self):
sh_run_output = self.get_show_output('show run')
hostname_pattern = re.compile(r'hostname (\S+)')
host_match = hostname_pattern.search(sh_run_output)
return 'Hostname'.ljust(18) + ': ' + str(host_match.group(1))

def disconnect(self):
self.device_access.close()
print("\nClosed SSH Connection")
𝗣𝗹𝗮𝘆𝗹𝗶𝘀𝘁: 𝗣𝘆𝘁𝗵𝗼𝗻 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗳𝗼𝗿 𝗡𝗲𝘁𝘄𝗼𝗿𝗸 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝘀(𝟭𝟮𝟬+ 𝗩𝗶𝗱𝗲𝗼𝘀)
https://www.youtube.com/watch?v=5zN6c-kuda0&list=PLOocymQm7YWakdZkBfCRIC06fv7xQE85N

☸𝗣𝗹𝗲𝗮𝘀𝗲 𝗳𝗼𝗹𝗹𝗼𝘄 𝗯𝗲𝗹𝗼𝘄 𝗚𝗶𝘁𝗛𝘂𝗯 𝗣𝗮𝗴𝗲 𝗳𝗼𝗿 𝘁𝗵𝗲 𝗹𝗮𝘁𝗲𝘀𝘁 𝗰𝗼𝗱𝗲𝘀:
https://github.com/network-evolution

𝗣𝗹𝗮𝘆𝗹𝗶𝘀𝘁: 𝗖𝗶𝘀𝗰𝗼 𝗡𝗫𝗔𝗣𝗜-𝗖𝗟𝗜 𝗣𝘆𝘁𝗵𝗼𝗻 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻: 𝗡𝗲𝘅𝘂𝘀 𝟵𝗸 :𝗣𝗮𝗿𝘀𝗲 𝗷𝘀𝗼𝗻 𝗫𝗠𝗟 𝗖𝗼𝗻𝗳𝗶𝗴𝘂𝗿𝗮𝘁𝗶𝗼𝗻 𝗗𝗮𝘁𝗮
https://www.youtube.com/watch?v=Bhx0rW-t8jI&list=PLOocymQm7YWYYq3LVmNHbGbIhlD_GAK4a

𝗣𝗹𝗮𝘆𝗹𝗶𝘀𝘁: 𝗟𝗲𝗮𝗿𝗻 𝘁𝗼 𝗣𝗮𝗿𝘀𝗲 𝗖𝗶𝘀𝗰𝗼 𝗖𝗼𝗻𝗳𝗶𝗴𝘂𝗿𝗮𝘁𝗶𝗼𝗻 𝘂𝘀𝗶𝗻𝗴 𝗣𝘆𝘁𝗵𝗼𝗻 𝗥𝗲𝗴𝗘𝘅:𝗿𝗲 𝗧𝘂𝘁𝗼𝗿𝗶𝗮𝗹(𝟭𝟱+ 𝗩𝗶𝗱𝗲𝗼𝘀)
https://www.youtube.com/watch?v=PbP9tyV0Zao&list=PLOocymQm7YWY8Eksax8mjRSWbUijb7W93

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Видео Python for Network Automation:Create Device Classes and SSH Connection Method for Executing Commands канала NetworkEvolution