Current File : //lib/python2.7/site-packages/salt/netapi/rest_cherrypy/__init__.py
# encoding: utf-8
'''
A script to start the CherryPy WSGI server
This is run by ``salt-api`` and started in a multiprocess.
'''
from __future__ import absolute_import, print_function, unicode_literals
# pylint: disable=C0103
# Import Python libs
import logging
import os
# Import CherryPy without traceback so we can provide an intelligent log
# message in the __virtual__ function
try:
import cherrypy
cpy_error = None
except ImportError as exc:
cpy_error = exc
__virtualname__ = os.path.abspath(__file__).rsplit(os.sep)[-2] or 'rest_cherrypy'
logger = logging.getLogger(__virtualname__)
cpy_min = '3.2.2'
def __virtual__():
short_name = __name__.rsplit('.')[-1]
mod_opts = __opts__.get(short_name, {})
if mod_opts:
# User has a rest_cherrypy section in config; assume the user wants to
# run the module and increase logging severity to be helpful
# Everything looks good; return the module name
if not cpy_error and 'port' in mod_opts:
return __virtualname__
# CherryPy wasn't imported; explain why
if cpy_error:
from salt.utils.versions import LooseVersion as V
if 'cherrypy' in globals() and V(cherrypy.__version__) < V(cpy_min):
error_msg = ("Required version of CherryPy is {0} or "
"greater.".format(cpy_min))
else:
error_msg = cpy_error
logger.error("Not loading '%s'. Error loading CherryPy: %s",
__name__, error_msg)
# Missing port config
if 'port' not in mod_opts:
logger.error("Not loading '%s'. 'port' not specified in config",
__name__)
return False
def verify_certs(*args):
'''
Sanity checking for the specified SSL certificates
'''
msg = ("Could not find a certificate: {0}\n"
"If you want to quickly generate a self-signed certificate, "
"use the tls.create_self_signed_cert function in Salt")
for arg in args:
if not os.path.exists(arg):
raise Exception(msg.format(arg))
def start():
'''
Start the server loop
'''
from . import app
root, apiopts, conf = app.get_app(__opts__)
if not apiopts.get('disable_ssl', False):
if 'ssl_crt' not in apiopts or 'ssl_key' not in apiopts:
logger.error("Not starting '%s'. Options 'ssl_crt' and "
"'ssl_key' are required if SSL is not disabled.",
__name__)
return None
verify_certs(apiopts['ssl_crt'], apiopts['ssl_key'])
cherrypy.server.ssl_module = 'builtin'
cherrypy.server.ssl_certificate = apiopts['ssl_crt']
cherrypy.server.ssl_private_key = apiopts['ssl_key']
if 'ssl_chain' in apiopts.keys():
cherrypy.server.ssl_certificate_chain = apiopts['ssl_chain']
cherrypy.quickstart(root, apiopts.get('root_prefix', '/'), conf)
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