Files
webssh/webssh/settings.py
2018-05-06 18:32:31 +08:00

70 lines
1.9 KiB
Python

import logging
import os.path
import sys
import uuid
from tornado.options import define
from webssh.policy import (
load_host_keys, get_policy_class, check_policy_setting
)
from webssh._version import __version__
def print_version(flag):
if flag:
print(__version__)
sys.exit(0)
define('address', default='127.0.0.1', help='listen address')
define('port', default=8888, help='listen port', type=int)
define('debug', default=False, help='debug mode', type=bool)
define('policy', default='warning',
help='missing host key policy, reject|autoadd|warning')
define('hostFile', default='', help='User defined host keys file')
define('sysHostFile', default='', help='System wide host keys file')
define('version', type=bool, help='show version information',
callback=print_version)
base_dir = os.path.dirname(__file__)
def get_app_settings(options):
settings = dict(
template_path=os.path.join(base_dir, 'templates'),
static_path=os.path.join(base_dir, 'static'),
cookie_secret=uuid.uuid4().hex,
xsrf_cookies=(not options.debug),
debug=options.debug
)
return settings
def get_host_keys_settings(options):
if not options.hostFile:
host_keys_filename = os.path.join(base_dir, 'known_hosts')
else:
host_keys_filename = options.hostFile
host_keys = load_host_keys(host_keys_filename)
if not options.sysHostFile:
filename = os.path.expanduser('~/.ssh/known_hosts')
else:
filename = options.sysHostFile
system_host_keys = load_host_keys(filename)
settings = dict(
host_keys=host_keys,
system_host_keys=system_host_keys,
host_keys_filename=host_keys_filename
)
return settings
def get_policy_setting(options, host_keys_settings):
policy_class = get_policy_class(options.policy)
logging.info(policy_class.__name__)
check_policy_setting(policy_class, host_keys_settings)
return policy_class()