def wrapper(ip, sw_id):
password = secure.pass_chooser(sw_id)
try:
tn = telnetlib.Telnet(ip, timeout=TIMEOUT)
func(ip, password, tn)
except Exception as e:
print('Error while rebooting {}: {}'.format(ip, e))
def wrapper(ip, sw_id, password=None, DEBUG=False):
'''(ipaddress, switch_id, password, DEBUG) -> function
Function wrapper for rebooting switches via ssh.
SNR-S2940-8G, SNR-S2940-24G and SNR-S2940-48G.
'''
# Create and connect a new socket.
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(3)
try:
sock.connect((ip, 22))
except Exception as e:
print('Error while connecting to {}, {}'.format(ip, e))
sys.exit(1)
TTY = os.isatty(sys.stdin.fileno())
# Create a new SSH session using that socket and login
# using basic password authentication.
print('Connecting to {}...'.format(ip))
if not password:
password = secure.pass_chooser(sw_id)
user = secure.user
if DEBUG:
print('Using username', user)
print('Using password', password)
session = libssh2.Session()
session.startup(sock)
session.userauth_password(user, password)
# Put the session into non-blocking mode.
channel = session.channel()
channel.request_pty('vt100')
channel.shell()
session.blocking = False
if DEBUG:
print('Getting attrs from stdin')
if TTY:
attrs = termios.tcgetattr(sys.stdin)
else:
attrs = sys.stdin.readline().rstrip()
try:
# Put terminal attached to stdin into raw mode.
if TTY:
tty.setraw(sys.stdin)
try:
# session.blocking = True
reboot_function(channel)
except Exception as e:
print('\n {} reported\n'.format(ip, e))
finally:
# Restore attributes of terminal attached to stdin.
sock.close()
if TTY:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, attrs)