def test_load_dss(self):
key = DSSKey.from_private_key_file(_support('test_dss.key'))
self.assert_key_values(key, 'ssh-dss', 1024, PUB_DSS,
FINGER_DSS.split()[1], FINGER_SHA256_DSS)
s = StringIO()
key.write_private_key(s)
self.assertEqual(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEqual(key, key2)
def test_load_dss(self):
key = DSSKey.from_private_key_file(_support("test_dss.key"))
self.assertEqual("ssh-dss", key.get_name())
self.assert_key_fingerprints(key, FINGER_DSS)
self.assertEqual(PUB_DSS.split()[1], key.get_base64())
self.assertEqual(1024, key.get_bits())
s = StringIO()
key.write_private_key(s)
self.assertEqual(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEqual(key, key2)
def test_4_load_dss(self):
key = DSSKey.from_private_key_file(_support("test_dss.key"))
self.assertEqual("ssh-dss", key.get_name())
exp_dss = b(FINGER_DSS.split()[1].replace(":", ""))
my_dss = hexlify(key.get_fingerprint())
self.assertEqual(exp_dss, my_dss)
self.assertEqual(PUB_DSS.split()[1], key.get_base64())
self.assertEqual(1024, key.get_bits())
s = StringIO()
key.write_private_key(s)
self.assertEqual(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEqual(key, key2)
def test_4_load_dss(self):
key = DSSKey.from_private_key_file('tests/test_dss.key')
self.assertEquals('ssh-dss', key.get_name())
exp_dss = FINGER_DSS.split()[1].replace(':', '')
my_dss = hexlify(key.get_fingerprint())
self.assertEquals(exp_dss, my_dss)
self.assertEquals(PUB_DSS.split()[1], key.get_base64())
self.assertEquals(1024, key.get_bits())
s = StringIO()
key.write_private_key(s)
self.assertEquals(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEquals(key, key2)
def test_4_load_dss(self):
key = DSSKey.from_private_key_file('tests/test_dss.key')
self.assertEquals('ssh-dss', key.get_name())
exp_dss = FINGER_DSS.split()[1].replace(':', '')
my_dss = hexlify(key.get_fingerprint())
self.assertEquals(exp_dss, my_dss)
self.assertEquals(PUB_DSS.split()[1], key.get_base64())
self.assertEquals(1024, key.get_bits())
s = StringIO.StringIO()
key.write_private_key(s)
self.assertEquals(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEquals(key, key2)
def test_4_load_dss(self):
key = DSSKey.from_private_key_file(_support("test_dss.key"))
self.assertEqual("ssh-dss", key.get_name())
exp_dss = b(FINGER_DSS.split()[1].replace(":", ""))
my_dss = hexlify(key.get_fingerprint())
self.assertEqual(exp_dss, my_dss)
self.assertEqual(PUB_DSS.split()[1], key.get_base64())
self.assertEqual(1024, key.get_bits())
s = StringIO()
key.write_private_key(s)
self.assertEqual(DSS_PRIVATE_OUT, s.getvalue())
s.seek(0)
key2 = DSSKey.from_private_key(s)
self.assertEqual(key, key2)
def apply_config(self, user, timestamp, passphrase):
""" Apply the configuration
This will check the Affectedlog and generates proper authorized_keys
file for each host affected.
"""
retval = {
"status": "success",
"ssh_messages": []
}
# Add note about that.
ActionLog(
timestamp=timestamp,
user=user,
action="APPLY"
).save()
# Do some initialisation
affected_hosts = self.all()
public_key = Configuration.objects.get(
key="sshkey_public"
)
private_key_config = Configuration.objects.get(
key="sshkey_private"
)
keytype = Configuration.objects.get(
key="sshkey_type"
)
if not public_key or not private_key_config or not keytype:
raise _("Invalid configuration. Did you run setup already?")
if passphrase == "":
passphrase = None
private_key = None
try:
# Generate private key to use
private_key_file = StringIO.StringIO(
str(private_key_config.value)
)
if keytype.value == "dsa":
# noinspection PyTypeChecker
private_key = DSSKey.from_private_key(
private_key_file, passphrase
)
else:
# noinspection PyTypeChecker
private_key = RSAKey.from_private_key(
private_key_file, passphrase
)
private_key_file.close()
except SSHException:
retval['ssh_messages'].append(_(
"Cannot open skd private key. Perhaps you specified the "
"wrong passphrase?"
))
retval['status'] = "error"
hosts_applied = []
if private_key:
client = SSHClient()
client.load_system_host_keys()
client.set_missing_host_key_policy(AutoAddPolicy)
for apply_line in affected_hosts:
host = apply_line.host
if host in hosts_applied:
continue
workload = []
# Find all users, that have access to this host.
user_keys = UserKey.objects.filter(
**{
"user__useringroup__group__"
"usergroupinhostgroup__hostgroup__"
"hostingroup__host__id": host.id
}
)
if not user_keys:
# This seems to be an old entry. Obviously, no one
# has access to the host anymore. Skip it.
hosts_applied.append(host)
retval['ssh_messages'].append(
_(
"Removing seemingly orphaned host %(host)s "
"from workload" %
{
'host': host.name
}
)
)
continue
if host.user == '*':
# This host is a wildcard host.
# Build up workload using the usernames of the
# assigned users and include optional username mappings
assigned_users = User.objects.filter(
**{
"useringroup__group__usergroupinhostgroup__"
"hostgroup__hostingroup__host__id": host.id
}
)
for assigned_user in assigned_users:
namemaps = UserMap.objects.filter(
user=assigned_user,
host=host
)
assigned_username = assigned_user.name
if namemaps:
assigned_username = namemaps[0].username
# Find all users, that also share this username,
# either inside their user data or via a username
# mapping.
# Namemaps
all_users = []
same_namemap = UserMap.objects.filter(
host=host,
username=assigned_username
)
for mapping in same_namemap:
all_users.append(mapping.user)
# User data
same_users = User.objects.filter(
**{
"name": assigned_username,
"useringroup__group__"
"usergroupinhostgroup__hostgroup__"
"hostingroup__host__id": host.id
}
)
for found_user in same_users:
all_users.append(found_user)
user_keys = UserKey.objects.filter(
user__in=all_users
)
workload.append(
{
'host': host,
'user': assigned_username,
'user_keys': user_keys
}
)
else:
# No wildcard host, just us.
workload = [
{
'host': host,
'user': host.user,
'user_keys': user_keys
}
]
error_in_workload = False
for step in workload:
# Build up authorized_keys-filecontent
authorized_keys = []
for key in user_keys:
authorized_keys.append("# %s (%s)" % (
key.user.fullname,
key.name
))
authorized_keys.append(key.key)
# Add our own public key to the keys
authorized_keys.append("# Generated by skd")
authorized_keys.append(
public_key.value
)
# Connect to the server
is_connected = False
try:
client.connect(
hostname=str(step['host'].fqdn),
username=str(step['user']),
pkey=private_key
)
is_connected = True
except AuthenticationException:
retval['ssh_messages'].append(_(
"Cannot connect to host %(name)s as user "
"%(user)s. Perhaps the skd-key hasn't been "
"added to it's authorized_keys-file" %
{
"name": step['host'].name,
"user": step['user']
}
))
retval['status'] = "error"
except (SSHException, socket.error, socket.gaierror):
retval['ssh_messages'].append(_(
"System failure connecting to SSH host "
"%(host)s as user %(user)s: %(error)s" %
{
"error": sys.exc_info()[1],
"host": step['host'].name,
"user": step['user']
}
))
retval['status'] = "error"
if is_connected:
try:
# Deploy the authorized_keys file onto the
# server.
def noAscii(k):
return ''.join(
[x for x in k if ord(x) < 128]
)
command = 'echo -e "%s" > ~/' \
'.ssh/authorized_keys' % \
(
noAscii(
"\n".join(authorized_keys)
)
)
client.exec_command(command=command)
retval['ssh_messages'].append(_(
"Host %(host)s with user %(user)s "
"completed." %
{
"host": step['host'].name,
"user": step['user']
}
))
except SSHException:
retval['ssh_messages'].append(_(
"Error deploying the authorized_keys-file "
"of host %(host)s / user %(user)s: "
"%(error)s" %
{
"error": sys.exc_info()[1],
"host": host.name,
"user": host.user
}
))
retval['status'] = "error"
error_in_workload = True
if not error_in_workload:
# All went well, delete host from apply-Log.
hosts_applied.append(host)
client.close()
# Remove succesful hosts from applylog
self.filter(host__in=hosts_applied).delete()
return retval