122 lines
3.6 KiB
Python
Executable File
122 lines
3.6 KiB
Python
Executable File
#!/usr/bin/python
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#
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# Copyright 2016 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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import json
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from charmhelpers.fetch import (
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apt_install, filter_installed_packages,
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apt_update
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)
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from charmhelpers.core.hookenv import (
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config,
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Hooks, UnregisteredHookError,
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log,
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is_relation_made,
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relation_set,
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status_set,
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)
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from charmhelpers.contrib.openstack.utils import (
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configure_installation_source,
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openstack_upgrade_available,
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pausable_restart_on_change as restart_on_change,
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)
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from ceilometer_utils import (
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restart_map,
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services,
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register_configs,
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CEILOMETER_AGENT_PACKAGES,
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NOVA_SETTINGS,
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do_openstack_upgrade,
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assess_status,
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get_packages,
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)
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from charmhelpers.contrib.charmsupport import nrpe
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hooks = Hooks()
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CONFIGS = register_configs()
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@hooks.hook()
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def install():
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origin = config('openstack-origin')
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configure_installation_source(origin)
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status_set('maintenance', 'Installing apt packages')
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apt_update(fatal=True)
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apt_install(
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filter_installed_packages(CEILOMETER_AGENT_PACKAGES),
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fatal=True)
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# Call apt_install a 2nd time to allow packages which are enabled
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# for specific OpenStack version to be installed . This is because
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# Openstack version for a subordinate should be derived from the
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# version of an installed package rather than relying on
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# openstack-origin which would not be present in a subordinate.
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apt_install(
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filter_installed_packages(get_packages()),
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fatal=True)
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@hooks.hook('nova-ceilometer-relation-joined')
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def nova_ceilometer_joined():
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relation_set(subordinate_configuration=json.dumps(NOVA_SETTINGS))
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@hooks.hook("ceilometer-service-relation-changed")
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@restart_on_change(restart_map())
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def ceilometer_changed():
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CONFIGS.write_all()
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if is_relation_made('nrpe-external-master'):
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update_nrpe_config()
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@hooks.hook("upgrade-charm")
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def upgrade_charm():
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apt_install(
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filter_installed_packages(get_packages()),
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fatal=True)
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@hooks.hook('config-changed')
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@restart_on_change(restart_map(), stopstart=True)
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def config_changed():
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if not config('action-managed-upgrade'):
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if openstack_upgrade_available('ceilometer-common'):
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status_set('maintenance', 'Running openstack upgrade')
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do_openstack_upgrade(CONFIGS)
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if is_relation_made('nrpe-external-master'):
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update_nrpe_config()
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CONFIGS.write_all()
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@hooks.hook('nrpe-external-master-relation-joined',
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'nrpe-external-master-relation-changed')
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def update_nrpe_config():
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# python-dbus is used by check_upstart_job
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apt_install('python-dbus')
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hostname = nrpe.get_nagios_hostname()
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current_unit = nrpe.get_nagios_unit_name()
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nrpe_setup = nrpe.NRPE(hostname=hostname)
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nrpe.add_init_service_checks(nrpe_setup, services(), current_unit)
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nrpe_setup.write()
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if __name__ == '__main__':
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try:
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hooks.execute(sys.argv)
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except UnregisteredHookError as e:
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log('Unknown hook {} - skipping.'.format(e))
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# set_os_workload_status(CONFIGS, REQUIRED_INTERFACES)
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assess_status(CONFIGS)
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