95 lines
1.9 KiB
Python
Executable File
95 lines
1.9 KiB
Python
Executable File
#!/usr/bin/python
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# Copyright (c) 2015, PLUMgrid Inc, http://plumgrid.com
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# The hooks of this charm have been symlinked to functions
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# in this file.
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import sys
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from charmhelpers.core.hookenv import (
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Hooks,
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UnregisteredHookError,
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log,
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)
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from charmhelpers.core.host import (
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restart_on_change,
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)
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from charmhelpers.fetch import (
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apt_install,
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apt_update,
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configure_sources,
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apt_purge,
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)
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from neutron_plumgrid_utils import (
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determine_packages,
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register_configs,
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restart_map,
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ensure_files,
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)
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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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'''
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Install hook is run when the charm is first deployed on a node.
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'''
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configure_sources()
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apt_update()
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apt_install(determine_packages(), options=['--force-yes'], fatal=True)
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ensure_files()
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@hooks.hook('config-changed')
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def config_changed():
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'''
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This hook is run when a config parameter is changed.
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It also runs on node reboot.
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'''
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stop()
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configure_sources()
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apt_update()
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apt_install(determine_packages(), options=['--force-yes'], fatal=True)
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ensure_files()
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CONFIGS.write_all()
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@hooks.hook('neutron-plugin-api-relation-joined')
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@hooks.hook('plumgrid-plugin-relation-changed')
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@hooks.hook('container-relation-changed')
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@restart_on_change(restart_map())
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def relation_changed():
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'''
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This hook is run when relation between neutron-api-plumgrid and
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neutron-api or plumgrid-edge is made.
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'''
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ensure_files()
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CONFIGS.write_all()
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@hooks.hook('stop')
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def stop():
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'''
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This hook is run when the charm is destroyed.
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'''
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pkgs = determine_packages()
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for pkg in pkgs:
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apt_purge(pkg, fatal=False)
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def 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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if __name__ == '__main__':
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main()
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