def _load_ip_pool(self):
if cache_db.get(self.get_cache_key('ip_pool_cached')) == 't':
return
reset = False
if os.path.exists(self.ip_pool_path):
with open(self.ip_pool_path, 'r') as ip_pool_file:
pool = json.loads(ip_pool_file.read())
network = pool.pop('network', None)
if network == self.network:
cache_key = self.get_cache_key('ip_pool')
set_cache_key = self.get_cache_key('ip_pool_set')
for key, value in pool.iteritems():
cache_db.dict_set(cache_key, key, value)
local_ip_addr, remote_ip_addr = value.split('-')
cache_db.set_add(set_cache_key, local_ip_addr)
cache_db.set_add(set_cache_key, remote_ip_addr)
else:
reset = True
cache_db.set(self.get_cache_key('ip_pool_cached'), 't')
if reset:
self.update_ip_pool()
def __getattr__(self, name):
if name == 'web_protocol':
if not self.ssl:
return 'http'
return 'https'
elif name == 'password_data':
if self.password[:2] == '1$':
pass_split = self.password.split('$')
return (1, pass_split[1], pass_split[2])
else:
return (0, PASSWORD_SALT_V0, self.password)
elif name == 'ssl':
if self.debug:
return False
elif name == 'localhost_ip':
localhost_ip = cache_db.get('localhost_ip')
if not localhost_ip:
try:
localhost_ip = socket.gethostbyname('localhost')
except:
localhost_ip = '127.0.0.1'
cache_db.expire('localhost_ip', LOCALHOST_IP_TTL)
cache_db.set('localhost_ip', localhost_ip)
return localhost_ip
return Config.__getattr__(self, name)
def check_session():
from pritunl import app_server
auth_token = flask.request.headers.get("Auth-Token", None)
if auth_token:
auth_timestamp = flask.request.headers.get("Auth-Timestamp", None)
auth_nonce = flask.request.headers.get("Auth-Nonce", None)
auth_signature = flask.request.headers.get("Auth-Signature", None)
if not auth_token or not auth_timestamp or not auth_nonce or not auth_signature:
return False
try:
if abs(int(auth_timestamp) - int(time.time())) > AUTH_TIME_WINDOW:
return False
except ValueError:
return False
cache_key = "auth_nonce-%s" % auth_nonce
if cache_db.exists(cache_key):
return False
cache_db.expire(cache_key, int(AUTH_TIME_WINDOW * 2.1))
cache_db.set(cache_key, auth_timestamp)
auth_token_hash = persist_db.dict_get("auth", "token")
auth_secret = persist_db.dict_get("auth", "secret")
if not auth_token_hash or not auth_secret:
return False
if not _test_password_hash(auth_token_hash, auth_token):
return False
auth_string = "&".join(
[auth_token, auth_timestamp, auth_nonce, flask.request.method, flask.request.path]
+ ([flask.request.data] if flask.request.data else [])
)
if len(auth_string) > AUTH_SIG_STRING_MAX_LEN:
return False
auth_test_signature = base64.b64encode(hmac.new(auth_secret.encode(), auth_string, hashlib.sha256).digest())
if auth_signature != auth_test_signature:
return False
else:
if not flask.session:
return False
if not flask.session.get("auth"):
flask.session.clear()
return False
if not app_server.ssl and flask.session.get("source") != get_remote_addr():
flask.session.clear()
return False
if app_server.session_timeout and int(time.time()) - flask.session["timestamp"] > app_server.session_timeout:
flask.session.clear()
return False
return True
def _cache_orgs(cls):
if cache_db.get('orgs_cached') != 't':
cache_db.remove('orgs')
path = os.path.join(app_server.data_path, ORGS_DIR)
if os.path.isdir(path):
for org_id in os.listdir(path):
cache_db.set_add('orgs', org_id)
cls.sort_orgs_cache()
cache_db.set('orgs_cached', 't')
def _cache_orgs(cls):
if cache_db.get("orgs_cached") != "t":
cache_db.remove("orgs")
path = os.path.join(app_server.data_path, ORGS_DIR)
if os.path.isdir(path):
for org_id in os.listdir(path):
cache_db.set_add("orgs", org_id)
cls.sort_orgs_cache()
cache_db.set("orgs_cached", "t")
def load(self, merge=False):
logger.debug('Loading config. %r' % {
'path': self._conf_path,
})
self._loaded = True
if self.cached:
if not hasattr(self, 'id'):
raise ValueError('Object ID is required for caching')
if cache_db.get(self.get_cache_key('cached')) == 't':
if merge:
for name, value in cache_db.dict_get_all(
self.get_cache_key()).iteritems():
if name in self.__dict__:
continue
self.__dict__[name] = value
else:
self.__dict__.update(cache_db.dict_get_all(
self.get_cache_key()))
return
try:
with open(self._conf_path) as config:
for line in config:
line = line.rstrip('\n')
if line.strip() == '':
continue
elif line[0] == '#':
continue
elif '=' in line:
pass
else:
logger.warning('Ignoring invalid line. %r' % {
'line': line,
})
continue
try:
name, value = self._decode_line(line)
if merge and name in self.__dict__:
continue
self.__dict__[name] = value
if self.cached:
cache_db.dict_set(self.get_cache_key(),
name, value)
except ValueError:
logger.warning('Ignoring invalid line. %r' % {
'line': line,
})
except IOError:
if not merge:
raise
if self.cached:
cache_db.set(self.get_cache_key('cached'), 't')
def load(self, merge=False):
logger.debug('Loading config. %r' % {
'path': self._conf_path,
})
self._loaded = True
if self.cached:
if not hasattr(self, 'id'):
raise ValueError('Object ID is required for caching')
if cache_db.get(self.get_cache_key('cached')) == 't':
if merge:
for name, value in cache_db.dict_get_all(
self.get_cache_key()).iteritems():
if name in self.__dict__:
continue
self.__dict__[name] = value
else:
self.__dict__.update(
cache_db.dict_get_all(self.get_cache_key()))
return
try:
with open(self._conf_path) as config:
for line in config:
line = line.rstrip('\n')
if line.strip() == '':
continue
elif line[0] == '#':
continue
elif '=' in line:
pass
else:
logger.warning('Ignoring invalid line. %r' % {
'line': line,
})
continue
try:
name, value = self._decode_line(line)
if merge and name in self.__dict__:
continue
self.__dict__[name] = value
if self.cached:
cache_db.dict_set(self.get_cache_key(), name,
value)
except ValueError:
logger.warning('Ignoring invalid line. %r' % {
'line': line,
})
except IOError:
if not merge:
raise
if self.cached:
cache_db.set(self.get_cache_key('cached'), 't')
def sort_users_cache(self):
user_count = 0
users_dict = {}
users_sort = []
# Create temp uuid key to prevent multiple threads modifying same key
temp_suffix = 'temp_' + uuid.uuid4().hex
temp_users_sorted_key = 'users_sorted_' + temp_suffix
users_page_index_key = 'users_page_index_' + temp_suffix
try:
for user_id in cache_db.set_elements(self.get_cache_key('users')):
user = User.get_user(self, id=user_id)
if not user:
continue
name_id = '%s_%s' % (user.name, user_id)
if user.type == CERT_CLIENT:
user_count += 1
users_dict[name_id] = (user_id, user.type)
users_sort.append(name_id)
cache_db.set(self.get_cache_key('user_count'), str(user_count))
cur_page = 0
user_count = 0
client_count = 0
for name_id in sorted(users_sort):
if users_dict[name_id][1] == CERT_CLIENT:
page = client_count / USER_PAGE_COUNT
if page != cur_page:
cur_page = page
cache_db.dict_set(self.get_cache_key(users_page_index_key),
str(cur_page), str(user_count))
client_count += 1
user_count += 1
cache_db.list_rpush(self.get_cache_key(temp_users_sorted_key),
users_dict[name_id][0])
cache_db.lock_acquire(self.get_cache_key('sort'))
try:
cache_db.rename(self.get_cache_key(users_page_index_key),
self.get_cache_key('users_page_index'))
cache_db.rename(self.get_cache_key(temp_users_sorted_key),
self.get_cache_key('users_sorted'))
cache_db.set(self.get_cache_key('users_page_total'),
str(cur_page))
finally:
cache_db.lock_release(self.get_cache_key('sort'))
except:
cache_db.remove(self.get_cache_key(users_page_index_key))
cache_db.remove(self.get_cache_key(temp_users_sorted_key))
raise
def _cache_servers(cls):
if cache_db.get('servers_cached') != 't':
cache_db.remove('servers')
path = os.path.join(app_server.data_path, SERVERS_DIR)
if os.path.isdir(path):
for server_id in os.listdir(path):
if os.path.isfile(os.path.join(path, server_id,
NODE_SERVER)):
server_id += '_' + NODE_SERVER
else:
server_id += '_' + SERVER
cache_db.set_add('servers', server_id)
cls.sort_servers_cache()
cache_db.set('servers_cached', 't')
def _cache_users(self):
if cache_db.get(self.get_cache_key('users_cached')) != 't':
cache_db.remove(self.get_cache_key('users'))
certs_path = os.path.join(self.path, CERTS_DIR)
if os.path.isdir(certs_path):
for cert in os.listdir(certs_path):
user_id = cert.replace('.crt', '')
if user_id == CA_CERT_ID:
continue
user = User.get_user(self, id=user_id)
if not user:
continue
user._add_cache_trie_key()
cache_db.set_add(self.get_cache_key('users'), user_id)
self.sort_users_cache()
cache_db.set(self.get_cache_key('users_cached'), 't')
def verify_otp_code(self, code, remote_ip=None):
if remote_ip:
otp_cache = cache_db.get(self.get_cache_key('otp_cache'))
if otp_cache:
cur_code, cur_remote_ip = otp_cache.split(',')
if cur_code == code and cur_remote_ip == remote_ip:
cache_db.expire(self.get_cache_key('otp_cache'),
OTP_CACHE_TTL)
return True
else:
cache_db.remove(self.get_cache_key('otp_cache'))
otp_secret = self.otp_secret
padding = 8 - len(otp_secret) % 8
if padding != 8:
otp_secret = otp_secret.ljust(len(otp_secret) + padding, '=')
otp_secret = base64.b32decode(otp_secret.upper())
valid_codes = []
epoch = int(time.time() / 30)
for epoch_offset in range(-1, 2):
value = struct.pack('>q', epoch + epoch_offset)
hmac_hash = hmac.new(otp_secret, value, hashlib.sha1).digest()
offset = ord(hmac_hash[-1]) & 0x0F
truncated_hash = hmac_hash[offset:offset + 4]
truncated_hash = struct.unpack('>L', truncated_hash)[0]
truncated_hash &= 0x7FFFFFFF
truncated_hash %= 1000000
valid_codes.append('%06d' % truncated_hash)
if code not in valid_codes:
return False
used_codes = cache_db.dict_get_all(self.get_cache_key('otp'))
for auth_time, used_code in used_codes.items():
if int(time.time()) - int(auth_time) > 120:
cache_db.dict_remove(self.get_cache_key('otp'), auth_time)
if used_code == code:
return False
cache_db.dict_set(self.get_cache_key('otp'),
str(int(time.time())), code)
cache_db.expire(self.get_cache_key('otp_cache'), OTP_CACHE_TTL)
cache_db.set(self.get_cache_key('otp_cache'),
','.join((code, remote_ip)))
return True
def sort_orgs_cache(cls):
org_count = 0
orgs_dict = {}
orgs_sort = []
# Create temp uuid key to prevent multiple threads modifying same key
temp_orgs_sorted_key = 'orgs_sorted_temp_' + uuid.uuid4().hex
try:
for org_id in cache_db.set_elements('orgs'):
org = Organization.get_org(id=org_id)
if not org:
continue
name_id = '%s_%s' % (org.name, org_id)
org_count += 1
orgs_dict[name_id] = org_id
orgs_sort.append(name_id)
cache_db.set('org_count', str(org_count))
for name_id in sorted(orgs_sort):
cache_db.list_rpush(temp_orgs_sorted_key, orgs_dict[name_id])
cache_db.rename(temp_orgs_sorted_key, 'orgs_sorted')
except:
cache_db.remove(temp_orgs_sorted_key)
raise
def check_session():
from administrator import Administrator
auth_token = flask.request.headers.get('Auth-Token', None)
if auth_token:
auth_timestamp = flask.request.headers.get('Auth-Timestamp', None)
auth_nonce = flask.request.headers.get('Auth-Nonce', None)
auth_signature = flask.request.headers.get('Auth-Signature', None)
if not auth_token or not auth_timestamp or not auth_nonce or \
not auth_signature:
return False
auth_nonce = auth_nonce[:32]
try:
if abs(int(auth_timestamp) - int(time.time())) > AUTH_TIME_WINDOW:
return False
except ValueError:
return False
# TODO
cache_key = 'auth_nonce-%s' % auth_nonce
if cache_db.exists(cache_key):
return False
administrator = Administrator.find_user(token=auth_token)
if not administrator:
return False
auth_string = '&'.join([
auth_token, auth_timestamp, auth_nonce, flask.request.method,
flask.request.path] +
([flask.request.data] if flask.request.data else []))
if len(auth_string) > AUTH_SIG_STRING_MAX_LEN:
return False
auth_test_signature = base64.b64encode(hmac.new(
administrator.secret.encode(), auth_string,
hashlib.sha256).digest())
if auth_signature != auth_test_signature:
return False
# TODO
cache_db.expire(cache_key, int(AUTH_TIME_WINDOW * 2.1))
cache_db.set(cache_key, auth_timestamp)
flask.request.administrator = administrator
else:
from pritunl import app_server
if not flask.session:
return False
admin_id = flask.session.get('admin_id')
if not admin_id:
return False
administrator = Administrator.get_user(id=admin_id)
if not administrator:
return False
if not app_server.ssl and flask.session.get(
'source') != get_remote_addr():
flask.session.clear()
return False
if SESSION_TIMEOUT and int(time.time()) - \
flask.session['timestamp'] > SESSION_TIMEOUT:
flask.session.clear()
return False
flask.request.administrator = administrator
return True
def check_session():
from pritunl import app_server
auth_valid = True
auth_token = flask.request.headers.get('Auth-Token', None)
if auth_token:
auth_timestamp = flask.request.headers.get('Auth-Timestamp', None)
auth_nonce = flask.request.headers.get('Auth-Nonce', None)
auth_signature = flask.request.headers.get('Auth-Signature', None)
if not auth_token or not auth_timestamp or not auth_nonce or \
not auth_signature:
return False
auth_nonce = auth_nonce[:32]
try:
if abs(int(auth_timestamp) - int(time.time())) > AUTH_TIME_WINDOW:
return False
except ValueError:
return False
cache_key = 'auth_nonce-%s' % auth_nonce
if cache_db.exists(cache_key):
return False
auth_token_hash = persist_db.dict_get('auth', 'token')
auth_secret = persist_db.dict_get('auth', 'secret')
if not auth_token_hash or not auth_secret:
return False
if not _test_password_hash(auth_token_hash, auth_token):
auth_valid = False
auth_string = '&'.join([
auth_token, auth_timestamp, auth_nonce, flask.request.method,
flask.request.path] +
([flask.request.data] if flask.request.data else []))
if len(auth_string) > AUTH_SIG_STRING_MAX_LEN:
return False
auth_test_signature = base64.b64encode(hmac.new(
auth_secret.encode(), auth_string, hashlib.sha256).digest())
if auth_signature != auth_test_signature:
auth_valid = False
if auth_valid:
cache_db.expire(cache_key, int(AUTH_TIME_WINDOW * 2.1))
cache_db.set(cache_key, auth_timestamp)
else:
if not flask.session:
return False
if not flask.session.get('auth'):
flask.session.clear()
return False
if not app_server.ssl and flask.session.get(
'source') != get_remote_addr():
flask.session.clear()
return False
if app_server.session_timeout and int(time.time()) - \
flask.session['timestamp'] > app_server.session_timeout:
flask.session.clear()
return False
return auth_valid
