jumpserver/apps/assets/utils.py

84 lines
2.5 KiB
Python

# ~*~ coding: utf-8 ~*~
#
import os
import paramiko
from paramiko.ssh_exception import SSHException
from common.utils import get_object_or_none
from .models import Asset, SystemUser, Label
def get_assets_by_id_list(id_list):
return Asset.objects.filter(id__in=id_list)
def get_assets_by_hostname_list(hostname_list):
return Asset.objects.filter(hostname__in=hostname_list)
def get_system_user_by_name(name):
system_user = get_object_or_none(SystemUser, name=name)
return system_user
class LabelFilter:
def filter_queryset(self, queryset):
queryset = super().filter_queryset(queryset)
query_keys = self.request.query_params.keys()
all_label_keys = Label.objects.values_list('name', flat=True)
valid_keys = set(all_label_keys) & set(query_keys)
labels_query = {}
for key in valid_keys:
labels_query[key] = self.request.query_params.get(key)
conditions = []
for k, v in labels_query.items():
query = {'labels__name': k, 'labels__value': v}
conditions.append(query)
if conditions:
for kwargs in conditions:
queryset = queryset.filter(**kwargs)
return queryset
def test_gateway_connectability(gateway):
"""
Test system cant connect his assets or not.
:param gateway:
:return:
"""
client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
proxy = paramiko.SSHClient()
proxy.set_missing_host_key_policy(paramiko.AutoAddPolicy())
try:
proxy.connect(gateway.ip, gateway.port,
username=gateway.username,
password=gateway.password,
pkey=gateway.private_key_obj)
except(paramiko.AuthenticationException,
paramiko.BadAuthenticationType,
SSHException) as e:
return False, str(e)
sock = proxy.get_transport().open_channel(
'direct-tcpip', ('127.0.0.1', gateway.port), ('127.0.0.1', 0)
)
try:
client.connect("127.0.0.1", port=gateway.port,
username=gateway.username,
password=gateway.password,
key_filename=gateway.private_key_file,
sock=sock,
timeout=5
)
except (paramiko.SSHException, paramiko.ssh_exception.SSHException,
paramiko.AuthenticationException, TimeoutError) as e:
return False, str(e)
finally:
client.close()
return True, None