def retrieve_config():
'''
Use SSH to retrieve the network device running configuration.
'''
DEBUG = True
net_devices = NetworkDevice.objects.all()
for a_device in net_devices:
if 'ssh' in a_device.device_class:
if DEBUG:
print "Retrieve device configuration: {} {}\n".format(a_device.device_name,
a_device.device_class)
ssh_connect = SSHConnection(a_device)
ssh_connect.enable_mode()
output = ssh_connect.send_command('show run\n')
file_name = a_device.device_name + '.txt'
full_path = CFGS_DIR + file_name
if DEBUG:
print "Writing configuration file to file system\n"
with open(full_path, 'w') as f:
f.write(output)
def retrieve_config():
'''
Use SSH to retrieve the network device running configuration.
'''
DEBUG = True
net_devices = NetworkDevice.objects.all()
for a_device in net_devices:
if 'ssh' in a_device.device_class:
if DEBUG:
print "Retrieve device configuration: {} {}\n".format(
a_device.device_name, a_device.device_class)
ssh_connect = SSHConnection(a_device)
ssh_connect.enable_mode()
output = ssh_connect.send_command('show run\n')
file_name = a_device.device_name + '.txt'
full_path = CFGS_DIR + file_name
if DEBUG:
print "Writing configuration file to file system\n"
with open(full_path, 'w') as f:
f.write(output)
def backup_config(a_device):
DEBUG = True
perform_diff = False
if DEBUG: print "Retrieve device configuration via SSH: {}\n".format(a_device.device_name)
ssh_connect = SSHConnection(a_device)
ssh_connect.enable_mode()
output = ssh_connect.send_command('show run\n')
file_name = a_device.device_name + '.txt'
full_path = global_params.CFGS_DIR + file_name
bup_file = global_params.CFGS_DIR + a_device.device_name + '.old'
# Check if file already exists
if os.path.isfile(full_path):
# Create copy of old file
cmd_status = subprocess.call(['/bin/mv', full_path, bup_file])
perform_diff = True
if DEBUG: print "Writing configuration file to file system\n"
with open(full_path, 'w') as f:
f.write(output)
a_device.cfg_file = file_name
a_device.cfg_archive_time = timezone.make_aware(datetime.now(), timezone.get_current_timezone())
# obtain last_changed time (Cisco specific)
a_device.cfg_last_changed = int(snmp_wrapper(a_device, oid=global_params.OID_RUNNING_LAST_CHANGED))
a_device.save()
if perform_diff:
return find_diff(full_path, bup_file)
else:
return None
def backup_config(a_device):
'''
Retrieve configuration from network device, save to filesystem.
'''
DEBUG = True
perform_diff = False
if DEBUG:
print "Retrieve device configuration via SSH: {}\n".format(
a_device.device_name)
ssh_connect = SSHConnection(a_device)
ssh_connect.enable_mode()
output = ssh_connect.send_command('show run\n')
file_name = a_device.device_name + '.txt'
full_path = global_params.CFGS_DIR + file_name
bup_file = global_params.CFGS_DIR + a_device.device_name + '.old'
# Check if file already exists
if os.path.isfile(full_path):
# Create copy of old file
cmd_status = subprocess.call(['/bin/mv', full_path, bup_file])
perform_diff = True
if DEBUG:
print "Writing configuration file to file system\n"
with open(full_path, 'w') as f:
f.write(output)
a_device.cfg_file = file_name
a_device.cfg_archive_time = timezone.make_aware(
datetime.now(), timezone.get_current_timezone())
# obtain last_changed time (Cisco specific)
a_device.cfg_last_changed = int(
snmp_wrapper(a_device, oid=global_params.OID_RUNNING_LAST_CHANGED))
a_device.save()
if perform_diff:
return find_diff(full_path, bup_file)
else:
return None