kubernetes/cluster/juju/layers/kubernetes-worker/actions/microbot
2017-04-14 10:43:00 -05:00

74 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright 2015 The Kubernetes Authors.
#
# 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 os
import sys
from charmhelpers.core.hookenv import action_get
from charmhelpers.core.hookenv import action_set
from charmhelpers.core.hookenv import unit_public_ip
from charms.templating.jinja2 import render
from subprocess import call
os.environ['PATH'] += os.pathsep + os.path.join(os.sep, 'snap', 'bin')
context = {}
context['replicas'] = action_get('replicas')
context['delete'] = action_get('delete')
context['public_address'] = unit_public_ip()
if not context['replicas']:
context['replicas'] = 3
# Declare a kubectl template when invoking kubectl
kubectl = ['kubectl', '--kubeconfig=/root/cdk/kubeconfig']
# Remove deployment if requested
if context['delete']:
service_del = kubectl + ['delete', 'svc', 'microbot']
service_response = call(service_del)
deploy_del = kubectl + ['delete', 'deployment', 'microbot']
deploy_response = call(deploy_del)
ingress_del = kubectl + ['delete', 'ing', 'microbot-ingress']
ingress_response = call(ingress_del)
if ingress_response != 0:
action_set({'microbot-ing':
'Failed removal of microbot ingress resource.'})
if deploy_response != 0:
action_set({'microbot-deployment':
'Failed removal of microbot deployment resource.'})
if service_response != 0:
action_set({'microbot-service':
'Failed removal of microbot service resource.'})
sys.exit(0)
# Creation request
render('microbot-example.yaml', '/root/cdk/addons/microbot.yaml',
context)
create_command = kubectl + ['create', '-f',
'/root/cdk/addons/microbot.yaml']
create_response = call(create_command)
if create_response == 0:
action_set({'address':
'microbot.{}.xip.io'.format(context['public_address'])})
else:
action_set({'microbot-create': 'Failed microbot creation.'})