def test_obtain_all_devices():
"""Dynamically create 'all' group."""
netmiko_tools_load = utilities.load_devices(CONFIG_FILENAME)
expected = {
"rtr1": {
"device_type": "cisco_ios",
"ip": "10.10.10.1",
"username": "******",
"password": "******",
"secret": "cisco123",
},
"rtr2": {
"device_type": "cisco_ios",
"ip": "10.10.10.2",
"username": "******",
"password": "******",
"secret": "cisco123",
},
}
result = utilities.obtain_all_devices(netmiko_tools_load)
assert result == expected
def test_obtain_all_devices():
"""Dynamically create 'all' group."""
netmiko_tools_load = utilities.load_devices(CONFIG_FILENAME)
expected = {
"rtr1": {
"device_type": "cisco_ios",
"ip": "10.10.10.1",
"username": "******",
"password": "******",
"secret": "cisco123",
},
"rtr2": {
"device_type": "cisco_ios",
"ip": "10.10.10.2",
"username": "******",
"password": "******",
"secret": "cisco123",
},
}
result = utilities.obtain_all_devices(netmiko_tools_load)
assert result == expected
def main(args):
start_time = datetime.now()
cli_args = parse_arguments(args)
cli_username = cli_args.username if cli_args.username else None
cli_password = getpass() if cli_args.password else None
cli_secret = getpass("Enable secret: ") if cli_args.secret else None
version = cli_args.version
if version:
print("netmiko-show v{}".format(__version__))
return 0
list_devices = cli_args.list_devices
if list_devices:
my_devices = load_devices()
display_inventory(my_devices)
return 0
cli_command = cli_args.cmd
cmd_arg = False
if cli_command:
cmd_arg = True
device_or_group = cli_args.devices.strip()
pattern = r"."
use_cached_files = cli_args.use_cache
hide_failed = cli_args.hide_failed
output_q = Queue()
my_devices = load_devices()
if device_or_group == "all":
device_group = obtain_all_devices(my_devices)
else:
try:
devicedict_or_group = my_devices[device_or_group]
device_group = {}
if isinstance(devicedict_or_group, list):
for tmp_device_name in devicedict_or_group:
device_group[tmp_device_name] = my_devices[tmp_device_name]
else:
device_group[device_or_group] = devicedict_or_group
except KeyError:
return ("Error reading from netmiko devices file."
" Device or group not found: {0}".format(device_or_group))
# Retrieve output from devices
my_files = []
failed_devices = []
if not use_cached_files:
for device_name, a_device in device_group.items():
if cli_username:
a_device["username"] = cli_username
if cli_password:
a_device["password"] = cli_password
if cli_secret:
a_device["secret"] = cli_secret
if not cmd_arg:
cli_command = SHOW_RUN_MAPPER.get(a_device["device_type"],
"show run")
my_thread = threading.Thread(target=ssh_conn,
args=(device_name, a_device,
cli_command, output_q))
my_thread.start()
# Make sure all threads have finished
main_thread = threading.currentThread()
for some_thread in threading.enumerate():
if some_thread != main_thread:
some_thread.join()
# Write files
while not output_q.empty():
my_dict = output_q.get()
netmiko_base_dir, netmiko_full_dir = find_netmiko_dir()
ensure_dir_exists(netmiko_base_dir)
ensure_dir_exists(netmiko_full_dir)
for device_name, output in my_dict.items():
file_name = write_tmp_file(device_name, output)
if ERROR_PATTERN not in output:
my_files.append(file_name)
else:
failed_devices.append(device_name)
else:
for device_name in device_group:
file_name = obtain_netmiko_filename(device_name)
try:
with open(file_name) as f:
output = f.read()
except IOError:
return "Some cache files are missing: unable to use --use-cache option."
if ERROR_PATTERN not in output:
my_files.append(file_name)
else:
failed_devices.append(device_name)
grep_options = []
grepx(my_files, pattern, grep_options)
if cli_args.display_runtime:
print("Total time: {0}".format(datetime.now() - start_time))
if not hide_failed:
if failed_devices:
print("\n")
print("-" * 20)
print("Failed devices:")
failed_devices.sort()
for device_name in failed_devices:
print(" {}".format(device_name))
print()
return 0
def main(args):
start_time = datetime.now()
cli_args = parse_arguments(args)
cli_username = cli_args.username if cli_args.username else None
cli_password = getpass() if cli_args.password else None
cli_secret = getpass("Enable secret: ") if cli_args.secret else None
version = cli_args.version
if version:
print("netmiko-cfg v{}".format(__version__))
return 0
list_devices = cli_args.list_devices
if list_devices:
my_devices = load_devices()
display_inventory(my_devices)
return 0
cli_command = cli_args.cmd
cmd_arg = False
if cli_command:
cmd_arg = True
if r'\n' in cli_command:
cli_command = cli_command.strip()
cli_command = cli_command.split(r'\n')
elif input:
cmd_arg = True
command_data = cli_args.infile.read()
command_data = command_data.strip()
cli_command = command_data.splitlines()
else:
raise ValueError("No configuration commands provided.")
device_or_group = cli_args.devices.strip()
pattern = r"."
hide_failed = cli_args.hide_failed
output_q = Queue()
my_devices = load_devices()
if device_or_group == 'all':
device_group = obtain_all_devices(my_devices)
else:
try:
devicedict_or_group = my_devices[device_or_group]
device_group = {}
if isinstance(devicedict_or_group, list):
for tmp_device_name in devicedict_or_group:
device_group[tmp_device_name] = my_devices[tmp_device_name]
else:
device_group[device_or_group] = devicedict_or_group
except KeyError:
return "Error reading from netmiko devices file." \
" Device or group not found: {0}".format(device_or_group)
# Retrieve output from devices
my_files = []
failed_devices = []
for device_name, a_device in device_group.items():
if cli_username:
a_device['username'] = cli_username
if cli_password:
a_device['password'] = cli_password
if cli_secret:
a_device['secret'] = cli_secret
if not cmd_arg:
cli_command = SHOW_RUN_MAPPER.get(a_device['device_type'],
'show run')
my_thread = threading.Thread(target=ssh_conn,
args=(device_name, a_device, cli_command,
output_q))
my_thread.start()
# Make sure all threads have finished
main_thread = threading.currentThread()
for some_thread in threading.enumerate():
if some_thread != main_thread:
some_thread.join()
# Write files
while not output_q.empty():
my_dict = output_q.get()
netmiko_base_dir, netmiko_full_dir = find_netmiko_dir()
ensure_dir_exists(netmiko_base_dir)
ensure_dir_exists(netmiko_full_dir)
for device_name, output in my_dict.items():
file_name = write_tmp_file(device_name, output)
if ERROR_PATTERN not in output:
my_files.append(file_name)
else:
failed_devices.append(device_name)
grep_options = []
grepx(my_files, pattern, grep_options)
if cli_args.display_runtime:
print("Total time: {0}".format(datetime.now() - start_time))
if not hide_failed:
if failed_devices:
print("\n")
print("-" * 20)
print("Failed devices:")
failed_devices.sort()
for device_name in failed_devices:
print(" {}".format(device_name))
print()
return 0
