Generate cisco-like interfaces configuration file for ciscoconfparse and networkparse testing,

gen_cisco_config.py

import random
import sys


def gen_ip_addr() -> str:
    ip_addr = (
        str(random.randrange(1, 255))
        + "."
        + str(random.randrange(1, 255))
        + "."
        + str(random.randrange(1, 255))
        + "."
        + str(random.randrange(1, 255))
    )
    return ip_addr


def gen_intf(idx: int) -> list:
    intf_name = "interface GigabitEthernet0/1." + str(idx)
    ip_addr_str = " ip address " + gen_ip_addr() + " 255.255.255.252"
    misc_config = [
        " no ip route-cache",
        " no ip proxy-arp",
        " mtu 1500",
        " speed 1000",
        " no shutdown",
    ]
    inft_config = [intf_name]
    inft_config.extend(misc_config)
    inft_config.insert(random.randrange(1, len(misc_config)), ip_addr_str)

    return inft_config


inft_count = int(sys.argv[1])
config_list = []
for idx in range(1, inft_count + 1):
    config_list.extend(gen_intf(idx))
    config_list.append("!")

config = "\n".join(config_list)

if len(sys.argv) < 3:
    print(config)
else:
    file_name = sys.argv[2] + "_" + sys.argv[1] + "_intf.config"
    with open(file_name, "w") as outfile:
        outfile.write(config)