104 lines
3.1 KiB
Python
104 lines
3.1 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from devstack import component as comp
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from devstack import log as logging
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from devstack import settings
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from devstack import shell as sh
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from devstack import utils
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from devstack.components import nova
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LOG = logging.getLogger("devstack.components.novnc")
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#id
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TYPE = settings.NOVNC
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#where the application is really
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UTIL_DIR = 'utils'
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VNC_PROXY_APP = 'nova-novncproxy'
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APP_OPTIONS = {
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#this reaches into the nova configuration file
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#TODO can we stop that?
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VNC_PROXY_APP: ['--flagfile-file', '%NOVA_CONF%', '--web'],
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}
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#the pkg json files novnc requires for installation
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REQ_PKGS = ['n-vnc.json']
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class NoVNCUninstaller(comp.PkgUninstallComponent):
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def __init__(self, *args, **kargs):
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comp.PkgUninstallComponent.__init__(self, TYPE, *args, **kargs)
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class NoVNCInstaller(comp.PkgInstallComponent):
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def __init__(self, *args, **kargs):
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comp.PkgInstallComponent.__init__(self, TYPE, *args, **kargs)
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def _get_download_locations(self):
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places = list()
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places.append({
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'uri': ("git", "novnc_repo"),
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'branch': ("git", "novnc_branch"),
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})
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return places
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def _get_pkgs(self):
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return list(REQ_PKGS)
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class NoVNCRuntime(comp.ProgramRuntime):
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def __init__(self, *args, **kargs):
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comp.ProgramRuntime.__init__(self, TYPE, *args, **kargs)
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def _get_apps_to_start(self):
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apps = list()
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for app_name in APP_OPTIONS.keys():
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apps.append({
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'name': app_name,
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'path': sh.joinpths(self.appdir, UTIL_DIR, app_name),
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})
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return apps
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def _get_param_map(self, app_name):
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root_params = comp.ProgramRuntime._get_param_map(self, app_name)
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if app_name == VNC_PROXY_APP and settings.NOVA in self.instances:
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nova_runtime = self.instances.get(settings.NOVA)
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#have to reach into the nova conf (puke)
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root_params['NOVA_CONF'] = sh.joinpths(nova_runtime.cfgdir, nova.API_CONF)
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return root_params
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def _get_app_options(self, app):
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return APP_OPTIONS.get(app)
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def describe(opts=None):
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description = """
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Module: {module_name}
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Description:
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{description}
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Component options:
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{component_opts}
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"""
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params = dict()
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params['component_opts'] = "TBD"
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params['module_name'] = __name__
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params['description'] = __doc__ or "Handles actions for the no-vnc component."
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out = description.format(**params)
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return out.strip("\n")
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