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ping.py
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ping.py
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# Copyright 2014 IBM Corp.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
#
# See the License for the specific language governing permissions and
# limitations under the License.
import falcon
class Resource(object):
__slots__ = ('driver',)
def __init__(self, driver):
self.driver = driver
def on_get(self, req, resp, **kwargs):
resp.status = (falcon.HTTP_204 if self.driver.is_alive()
else falcon.HTTP_503)
def on_head(self, req, resp, **kwargs):
resp.status = falcon.HTTP_204