317 lines
12 KiB
Python
317 lines
12 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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 constants as c
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from devstack import utils
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from devstack import shell as sh
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from devstack import log as logging
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from devstack import exceptions as excp
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from devstack import date
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from devstack.components import db
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from devstack.components import glance
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from devstack.components import horizon
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from devstack.components import keystone
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from devstack.components import keystone_client
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from devstack.components import nova
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from devstack.components import nova_client
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from devstack.components import openstack_x
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from devstack.components import quantum
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from devstack.components import rabbit
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from devstack.components import swift
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LOG = logging.getLogger("devstack.actions")
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# This determines what classes to use to install/uninstall/...
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_ACTION_CLASSES = {
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c.INSTALL: {
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c.NOVA: nova.NovaInstaller,
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c.GLANCE: glance.GlanceInstaller,
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c.QUANTUM: quantum.QuantumInstaller,
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c.SWIFT: swift.SwiftInstaller,
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c.HORIZON: horizon.HorizonInstaller,
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c.KEYSTONE: keystone.KeystoneInstaller,
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c.DB: db.DBInstaller,
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c.RABBIT: rabbit.RabbitInstaller,
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c.KEYSTONE_CLIENT: keystone_client.KeyStoneClientInstaller,
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c.NOVA_CLIENT: nova_client.NovaClientInstaller,
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c.OPENSTACK_X: openstack_x.OpenstackXInstaller,
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},
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c.UNINSTALL: {
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c.NOVA: nova.NovaUninstaller,
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c.GLANCE: glance.GlanceUninstaller,
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c.QUANTUM: quantum.QuantumUninstaller,
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c.SWIFT: swift.SwiftUninstaller,
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c.HORIZON: horizon.HorizonUninstaller,
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c.KEYSTONE: keystone.KeystoneUninstaller,
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c.DB: db.DBUninstaller,
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c.RABBIT: rabbit.RabbitUninstaller,
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c.KEYSTONE_CLIENT: keystone_client.KeyStoneClientUninstaller,
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c.NOVA_CLIENT: nova_client.NovaClientUninstaller,
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c.OPENSTACK_X: openstack_x.OpenstackXUninstaller,
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},
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c.START: {
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c.NOVA: nova.NovaRuntime,
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c.GLANCE: glance.GlanceRuntime,
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c.QUANTUM: quantum.QuantumRuntime,
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c.SWIFT: swift.SwiftRuntime,
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c.HORIZON: horizon.HorizonRuntime,
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c.KEYSTONE: keystone.KeystoneRuntime,
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c.DB: db.DBRuntime,
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c.RABBIT: rabbit.RabbitRuntime,
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c.KEYSTONE_CLIENT: keystone_client.KeyStoneClientRuntime,
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c.NOVA_CLIENT: nova_client.NovaClientRuntime,
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c.OPENSTACK_X: openstack_x.OpenstackXRuntime,
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},
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c.STOP: {
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c.NOVA: nova.NovaRuntime,
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c.GLANCE: glance.GlanceRuntime,
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c.QUANTUM: quantum.QuantumRuntime,
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c.SWIFT: swift.SwiftRuntime,
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c.HORIZON: horizon.HorizonRuntime,
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c.KEYSTONE: keystone.KeystoneRuntime,
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c.DB: db.DBRuntime,
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c.RABBIT: rabbit.RabbitRuntime,
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c.KEYSTONE_CLIENT: keystone_client.KeyStoneClientRuntime,
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c.NOVA_CLIENT: nova_client.NovaClientRuntime,
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c.OPENSTACK_X: openstack_x.OpenstackXRuntime,
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},
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}
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def _clean_action(action):
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if(action == None):
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return None
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action = action.strip().lower()
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if(not (action in c.ACTIONS)):
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return None
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return action
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def _get_action_cls(action_name, component_name):
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action_cls_map = _ACTION_CLASSES.get(action_name)
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if(not action_cls_map):
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return None
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return action_cls_map.get(component_name)
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def _check_root(action, rootdir):
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if(rootdir == None or len(rootdir) == 0):
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return False
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if(action == c.INSTALL):
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if(sh.isdir(rootdir) and len(sh.listdir(rootdir)) != 0):
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LOG.error("Root directory [%s] already exists (and it's not empty)! "\
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"Please remove it or uninstall components!" % (rootdir))
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return False
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return True
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def _pre_run(action_name, **kargs):
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if(action_name == c.INSTALL):
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root_dir = kargs.get("root_dir")
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if(root_dir):
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sh.mkdir(root_dir)
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def _post_run(action_name, **kargs):
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if(action_name == c.UNINSTALL):
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root_dir = kargs.get("root_dir")
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if(root_dir):
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sh.rmdir(root_dir)
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def _print_cfgs(cfg, action):
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#this will make the items nice and pretty
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def item_format(k, v):
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return "\t%s=%s" % (str(k), str(v))
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def map_print(mp):
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for key in sorted(mp.keys()):
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value = mp.get(key)
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LOG.info(item_format(key, value))
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#now make it pretty
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passwords_gotten = cfg.pws
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full_cfgs = cfg.configs_fetched
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db_dsns = cfg.db_dsns
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if(len(passwords_gotten) or len(full_cfgs) or len(db_dsns)):
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LOG.info("After action (%s) your settings are:" % (action))
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if(len(passwords_gotten)):
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LOG.info("Passwords:")
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map_print(passwords_gotten)
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if(len(full_cfgs)):
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#TODO
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#better way to do this?? (ie a list difference?)
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filtered_mp = dict()
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for key in full_cfgs.keys():
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if(key in passwords_gotten):
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continue
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filtered_mp[key] = full_cfgs.get(key)
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if(len(filtered_mp)):
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LOG.info("Configs:")
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map_print(filtered_mp)
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if(len(db_dsns)):
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LOG.info("Data source names:")
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map_print(db_dsns)
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def _install(component_name, instance):
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LOG.info("Downloading %s." % (component_name))
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am_downloaded = instance.download()
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LOG.info("Performed %s downloads." % (am_downloaded))
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LOG.info("Configuring %s." % (component_name))
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am_configured = instance.configure()
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LOG.info("Configured %s items." % (am_configured))
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LOG.info("Pre-installing %s." % (component_name))
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instance.pre_install()
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LOG.info("Installing %s." % (component_name))
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instance.install()
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LOG.info("Post-installing %s." % (component_name))
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trace = instance.post_install()
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if(trace):
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LOG.info("Finished install of %s - check %s for traces of what happened." % (component_name, trace))
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else:
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LOG.info("Finished install of %s" % (component_name))
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return trace
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def _stop(component_name, instance, skip_notrace):
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try:
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LOG.info("Stopping %s." % (component_name))
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stop_amount = instance.stop()
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LOG.info("Stopped %s items." % (stop_amount))
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LOG.info("Finished stop of %s" % (component_name))
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except excp.NoTraceException, e:
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if(skip_notrace):
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LOG.info("Passing on stopping %s since no trace file was found." % (component_name))
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else:
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raise
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def _start(component_name, instance):
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LOG.info("Pre-starting %s." % (component_name))
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instance.pre_start()
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LOG.info("Starting %s." % (component_name))
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start_info = instance.start()
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LOG.info("Post-starting %s." % (component_name))
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instance.post_start()
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if(type(start_info) == list):
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LOG.info("Check [%s] for traces of what happened." % (", ".join(start_info)))
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elif(type(start_info) == int):
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LOG.info("Started %s applications." % (start_info))
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start_info = None
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LOG.info("Finished start of %s." % (component_name))
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return start_info
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def _uninstall(component_name, instance, skip_notrace):
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try:
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LOG.info("Unconfiguring %s." % (component_name))
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instance.unconfigure()
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LOG.info("Uninstalling %s." % (component_name))
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instance.uninstall()
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except excp.NoTraceException, e:
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if(skip_notrace):
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LOG.info("Passing on uninstalling %s since no trace file was found." % (component_name))
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else:
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raise
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def _run_components(action_name, component_order, components_info, distro, root_dir, program_args):
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LOG.info("Will %s [%s] (in that order) using root directory \"%s\"" % (action_name, ", ".join(component_order), root_dir))
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pkg_manager = utils.get_pkg_manager(distro)
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config = utils.get_config()
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results = list()
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#this key list may be different than the order due to reference components
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active_components = components_info.keys()
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#run anything before it gets going...
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_pre_run(action_name, root_dir=root_dir, pkg=pkg_manager, cfg=config)
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for component in component_order:
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action_cls = _get_action_cls(action_name, component)
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instance = action_cls(components=set(active_components),
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distro=distro,
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pkg=pkg_manager,
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cfg=config,
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root=root_dir,
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component_opts=components_info.get(component, list()))
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if(action_name == c.INSTALL):
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install_result = _install(component, instance)
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if(install_result):
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results.append(install_result)
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elif(action_name == c.STOP):
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_stop(component, instance, program_args.get('force', False))
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elif(action_name == c.START):
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start_result = _start(component, instance)
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if(start_result):
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results.append(start_result)
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elif(action_name == c.UNINSTALL):
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_uninstall(component, instance, program_args.get('force', False))
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#display any configs touched...
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_print_cfgs(config, action_name)
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#any post run actions go now
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_post_run(action_name, root_dir=root_dir, pkg=pkg_manager, cfg=config)
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return results
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def _run_action(args):
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components = utils.parse_components(args.pop("components"))
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if(len(components) == 0):
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LOG.error("No components specified!")
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return False
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action = _clean_action(args.pop("action"))
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if(not action):
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LOG.error("No valid action specified!")
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return False
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rootdir = args.pop("dir")
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if(not _check_root(action, rootdir)):
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LOG.error("No valid root directory specified!")
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return False
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#ensure os/distro is known
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(distro, platform) = utils.determine_distro()
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if(distro == None):
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LOG.error("Unsupported platform: %s" % (platform))
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return False
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#start it
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utils.welcome(action)
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#need to figure out dependencies for components (if any)
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ignore_deps = args.pop('ignore_deps', False)
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if(not ignore_deps):
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new_components = utils.resolve_dependencies(components.keys())
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component_diff = new_components.difference(components.keys())
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if(len(component_diff)):
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LOG.info("Having to activate dependent components: [%s]" % (", ".join(component_diff)))
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for new_component in component_diff:
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components[new_component] = list()
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#get the right component order (by priority)
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component_order = utils.prioritize_components(components.keys())
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#now do it!
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LOG.info("Starting action [%s] on %s for distro [%s]" % (action, date.rcf8222date(), distro))
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#add in any that will just be referenced but which will not actually do anything
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ref_components = utils.parse_components(args.pop("ref_components"))
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for c in ref_components.keys():
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if(c not in components):
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components[c] = ref_components.get(c)
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resultList = _run_components(action, component_order, components, distro, rootdir, args)
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LOG.info("Finished action [%s] on %s" % (action, date.rcf8222date()))
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if(resultList and len(resultList)):
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msg = "Check [%s] for traces of what happened." % (", ".join(resultList))
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LOG.info(msg)
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return True
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def run(args):
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return _run_action(args)
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