1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
"""examples.non_core_device.wlc"""
import logging
import time
from scrapli.driver import GenericDriver
logging.basicConfig(filename="scrapli.log", level=logging.DEBUG)
logger = logging.getLogger("scrapli")
def wlc_on_open(cls):
"""Example `on_open` function for use with cisco wlc"""
# time.sleeps here are just because my test device was a bit sluggish, without these scrapli is
# just going to send the username/password right away
time.sleep(0.25)
# since the channel isn't fully setup, we access the transport and send the commands directly
# note that when accessing the transport directly we need to manually send the return char
cls.transport.write(cls.transport.auth_username)
cls.transport.write(cls.channel.comms_return_char)
time.sleep(0.25)
cls.transport.write(cls.transport.auth_password)
cls.transport.write(cls.channel.comms_return_char)
def main():
"""Example of working with a non "core" or non standard device"""
# using a cisco WLC as since it has an interesting login pattern where the it prompts for the
# username after the initial ssh connection (even though ssh already knows your username!)
wlc = {
"host": "1.2.3.4",
"auth_username": "some_username",
"auth_password": "some_password",
"auth_strict_key": False,
"auth_bypass": True,
# set a custom "on_open" function to deal with the non-standard login
"on_open": wlc_on_open,
# set a custom "comms_prompt_pattern" to deal with the non-standard prompt pattern
"comms_prompt_pattern": r"^\(Cisco Controller\) >$",
}
conn = GenericDriver(**wlc)
conn.open()
print(conn.get_prompt())
print(conn.send_command("show boot").result)
conn.close()
if __name__ == "__main__":
main()
|
