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Viewing changes to hooks/neutron_api_hooks.py

  • Committer: James Page
  • Date: 2015-11-04 18:02:37 UTC
  • mfrom: (39.9.67 neutron-api)
  • Revision ID: james.page@ubuntu.com-20151104180237-d858qfwj7oo0tzth
Add support for Nuage VSP SDN

This takes two forms

1) relation to the nuage-vsp charm

2) configuration options for an existing Nuage VSP installation

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Lines of Context:
hooks/neutron_api_hooks.py
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import sys
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import uuid
 
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import os
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from subprocess import (
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    check_call,
 
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    check_output,
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)
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from charmhelpers.core.hookenv import (
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from charmhelpers.fetch import (
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    apt_install,
 
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    add_source,
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    apt_update,
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    filter_installed_packages,
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)
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    PUBLIC, INTERNAL, ADMIN
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)
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from charmhelpers.contrib.openstack.neutron import (
 
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    neutron_plugin_attribute,
 
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)
 
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from charmhelpers.contrib.network.ip import (
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    get_iface_for_address,
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    get_netmask_for_address,
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)
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from charmhelpers.contrib.openstack.context import ADDRESS_TYPES
 
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from charmhelpers.fetch.archiveurl import ArchiveUrlFetchHandler
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from charmhelpers.contrib.charmsupport import nrpe
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def conditional_neutron_migration():
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    if os_release('neutron-common') < 'kilo':
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        log('Not running neutron database migration as migrations are handled '
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            'by the neutron-server process or nova-cloud-controller charm.')
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        return
 
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    if os_release('neutron-server') < 'kilo':
 
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        if not (os_release('neutron-server') == 'juno' and
 
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           config('neutron-plugin') == 'vsp'):
 
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            log('Not running neutron database migration as migrations '
 
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                'are handled by the neutron-server process or'
 
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                ' nova-cloud-controller charm.')
 
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            return
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    if is_elected_leader(CLUSTER_RES):
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        allowed_units = relation_get('allowed_units')
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        config('neutron-plugin'), config('openstack-origin')
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    )
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    add_source(config('extra-source'), config('extra-key'))
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    status_set('maintenance', 'Installing apt packages')
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    apt_update()
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    apt_install(determine_packages(config('openstack-origin')),
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                fatal=True)
 
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    packages = determine_packages(config('openstack-origin'))
 
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    apt_install(packages, fatal=True)
 
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    if config('neutron-plugin') == 'vsp':
 
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        source = config('nuage-tarball-url')
 
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        if source is not None:
 
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            try:
 
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                handler = ArchiveUrlFetchHandler()
 
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                packages = ['nuage-neutron']
 
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                path = handler.install(source)
 
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                for package in packages:
 
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                    package_path = os.path.join(path, package)
 
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                    if os.path.exists(package_path):
 
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                        log('install {0} from: {1}'.format(package,
 
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                                                           package_path))
 
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                        check_output(
 
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                            [
 
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                                'bash', '-c',
 
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                                'cd {}; sudo python setup.py install'.format(
 
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                                    package_path)
 
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                            ]
 
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                        )
 
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            except Exception as e:
 
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                log('install failed with error: {}'.format(e.message))
 
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                raise Exception(e)
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    status_set('maintenance', 'Git install')
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    git_install(config('openstack-origin-git'))
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    [open_port(port) for port in determine_ports()]
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@hooks.hook('vsd-rest-api-relation-changed')
 
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@restart_on_change(restart_map(), stopstart=True)
 
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def vsd_changed(relation_id=None, remote_unit=None):
 
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    if config('neutron-plugin') == 'vsp':
 
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        vsd_ip_address = relation_get('vsd-ip-address')
 
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        if not vsd_ip_address:
 
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            return
 
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        vsd_address = '{}:8443'.format(vsd_ip_address)
 
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        nuage_config_file = neutron_plugin_attribute(config('neutron-plugin'),
 
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                                                     'config', 'neutron')
 
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        log('vsd-rest-api-relation-changed: ip address:{}'.format(vsd_address))
 
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        log('vsd-rest-api-relation-changed:{}'.format(nuage_config_file))
 
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        CONFIGS.write(nuage_config_file)
 
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@hooks.hook('upgrade-charm')
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@hooks.hook('config-changed')
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@restart_on_change(restart_map(), stopstart=True)