Tatiana Mazur a12d4391c4 Add column "Uptime" to instances overview
Add column "Uptime" to instances overview
in project and admin panels. Add "Created"
and "Uptime" to instance details view.

fixes bug 1202889

Change-Id: I84559da6ca9ed750a9073dbb6203b49932df34fc
2013-07-25 13:24:03 +04:00

570 lines
20 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 Nebula, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from django.core import urlresolvers
from django import shortcuts
from django import template
from django.template.defaultfilters import timesince
from django.template.defaultfilters import title
from django.utils.http import urlencode
from django.utils.translation import string_concat
from django.utils.translation import ugettext_lazy as _
from horizon.conf import HORIZON_CONFIG
from horizon import exceptions
from horizon import messages
from horizon import tables
from horizon.templatetags import sizeformat
from horizon.utils.filters import parse_isotime
from horizon.utils.filters import replace_underscores
import logging
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.access_and_security \
.floating_ips.workflows import IPAssociationWorkflow
from openstack_dashboard.dashboards.project.instances.tabs import ConsoleTab
from openstack_dashboard.dashboards.project.instances.tabs import \
InstanceDetailTabs
from openstack_dashboard.dashboards.project.instances.tabs import LogTab
from novaclient.v1_1.servers import REBOOT_HARD
from novaclient.v1_1.servers import REBOOT_SOFT
LOG = logging.getLogger(__name__)
ACTIVE_STATES = ("ACTIVE",)
SNAPSHOT_READY_STATES = ("ACTIVE", "SHUTOFF")
POWER_STATES = {
0: "NO STATE",
1: "RUNNING",
2: "BLOCKED",
3: "PAUSED",
4: "SHUTDOWN",
5: "SHUTOFF",
6: "CRASHED",
7: "SUSPENDED",
8: "FAILED",
9: "BUILDING",
}
PAUSE = 0
UNPAUSE = 1
SUSPEND = 0
RESUME = 1
def is_deleting(instance):
task_state = getattr(instance, "OS-EXT-STS:task_state", None)
if not task_state:
return False
return task_state.lower() == "deleting"
class TerminateInstance(tables.BatchAction):
name = "terminate"
action_present = _("Terminate")
action_past = _("Scheduled termination of")
data_type_singular = _("Instance")
data_type_plural = _("Instances")
classes = ('btn-danger', 'btn-terminate')
def allowed(self, request, instance=None):
return True
def action(self, request, obj_id):
api.nova.server_delete(request, obj_id)
class RebootInstance(tables.BatchAction):
name = "reboot"
action_present = _("Hard Reboot")
action_past = _("Hard Rebooted")
data_type_singular = _("Instance")
data_type_plural = _("Instances")
classes = ('btn-danger', 'btn-reboot')
def allowed(self, request, instance=None):
return ((instance.status in ACTIVE_STATES
or instance.status == 'SHUTOFF')
and not is_deleting(instance))
def action(self, request, obj_id):
api.nova.server_reboot(request, obj_id, REBOOT_HARD)
class SoftRebootInstance(RebootInstance):
name = "soft_reboot"
action_present = _("Soft Reboot")
action_past = _("Soft Rebooted")
def action(self, request, obj_id):
api.nova.server_reboot(request, obj_id, REBOOT_SOFT)
class TogglePause(tables.BatchAction):
name = "pause"
action_present = (_("Pause"), _("Resume"))
action_past = (_("Paused"), _("Resumed"))
data_type_singular = _("Instance")
data_type_plural = _("Instances")
classes = ("btn-pause",)
def allowed(self, request, instance=None):
self.paused = False
if not instance:
return self.paused
self.paused = instance.status == "PAUSED"
if self.paused:
self.current_present_action = UNPAUSE
else:
self.current_present_action = PAUSE
return ((instance.status in ACTIVE_STATES or self.paused)
and not is_deleting(instance))
def action(self, request, obj_id):
if self.paused:
api.nova.server_unpause(request, obj_id)
self.current_past_action = UNPAUSE
else:
api.nova.server_pause(request, obj_id)
self.current_past_action = PAUSE
class ToggleSuspend(tables.BatchAction):
name = "suspend"
action_present = (_("Suspend"), _("Resume"))
action_past = (_("Suspended"), _("Resumed"))
data_type_singular = _("Instance")
data_type_plural = _("Instances")
classes = ("btn-suspend",)
def allowed(self, request, instance=None):
self.suspended = False
if not instance:
self.suspended
self.suspended = instance.status == "SUSPENDED"
if self.suspended:
self.current_present_action = RESUME
else:
self.current_present_action = SUSPEND
return ((instance.status in ACTIVE_STATES or self.suspended)
and not is_deleting(instance))
def action(self, request, obj_id):
if self.suspended:
api.nova.server_resume(request, obj_id)
self.current_past_action = RESUME
else:
api.nova.server_suspend(request, obj_id)
self.current_past_action = SUSPEND
class LaunchLink(tables.LinkAction):
name = "launch"
verbose_name = _("Launch Instance")
url = "horizon:project:instances:launch"
classes = ("btn-launch", "ajax-modal")
def allowed(self, request, datum):
try:
limits = api.nova.tenant_absolute_limits(request, reserved=True)
instances_available = limits['maxTotalInstances'] \
- limits['totalInstancesUsed']
cores_available = limits['maxTotalCores'] \
- limits['totalCoresUsed']
ram_available = limits['maxTotalRAMSize'] - limits['totalRAMUsed']
if instances_available <= 0 or cores_available <= 0 \
or ram_available <= 0:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = string_concat(self.verbose_name, ' ',
_("(Quota exceeded)"))
else:
self.verbose_name = _("Launch Instance")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
except:
LOG.exception("Failed to retrieve quota information")
# If we can't get the quota information, leave it to the
# API to check when launching
return True # The action should always be displayed
class EditInstance(tables.LinkAction):
name = "edit"
verbose_name = _("Edit Instance")
url = "horizon:project:instances:update"
classes = ("ajax-modal", "btn-edit")
def get_link_url(self, project):
return self._get_link_url(project, 'instance_info')
def _get_link_url(self, project, step_slug):
base_url = urlresolvers.reverse(self.url, args=[project.id])
param = urlencode({"step": step_slug})
return "?".join([base_url, param])
def allowed(self, request, instance):
return not is_deleting(instance)
class EditInstanceSecurityGroups(EditInstance):
name = "edit_secgroups"
verbose_name = _("Edit Security Groups")
def get_link_url(self, project):
return self._get_link_url(project, 'update_security_groups')
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
not is_deleting(instance) and
request.user.tenant_id == instance.tenant_id)
class CreateSnapshot(tables.LinkAction):
name = "snapshot"
verbose_name = _("Create Snapshot")
url = "horizon:project:images_and_snapshots:snapshots:create"
classes = ("ajax-modal", "btn-camera")
def allowed(self, request, instance=None):
return instance.status in SNAPSHOT_READY_STATES \
and not is_deleting(instance)
class ConsoleLink(tables.LinkAction):
name = "console"
verbose_name = _("Console")
url = "horizon:project:instances:detail"
classes = ("btn-console",)
def allowed(self, request, instance=None):
return instance.status in ACTIVE_STATES and not is_deleting(instance)
def get_link_url(self, datum):
base_url = super(ConsoleLink, self).get_link_url(datum)
tab_query_string = ConsoleTab(InstanceDetailTabs).get_query_string()
return "?".join([base_url, tab_query_string])
class LogLink(tables.LinkAction):
name = "log"
verbose_name = _("View Log")
url = "horizon:project:instances:detail"
classes = ("btn-log",)
def allowed(self, request, instance=None):
return instance.status in ACTIVE_STATES and not is_deleting(instance)
def get_link_url(self, datum):
base_url = super(LogLink, self).get_link_url(datum)
tab_query_string = LogTab(InstanceDetailTabs).get_query_string()
return "?".join([base_url, tab_query_string])
class ResizeLink(tables.LinkAction):
name = "resize"
verbose_name = _("Resize Instance")
url = "horizon:project:instances:resize"
classes = ("ajax-modal", "btn-resize")
def get_link_url(self, project):
return self._get_link_url(project, 'flavor_choice')
def _get_link_url(self, project, step_slug):
base_url = urlresolvers.reverse(self.url, args=[project.id])
param = urlencode({"step": step_slug})
return "?".join([base_url, param])
def allowed(self, request, instance):
return ((instance.status in ACTIVE_STATES
or instance.status == 'SHUTOFF')
and not is_deleting(instance))
class ConfirmResize(tables.Action):
name = "confirm"
verbose_name = _("Confirm Resize/Migrate")
classes = ("btn-confirm", "btn-action-required")
def allowed(self, request, instance):
return instance.status == 'VERIFY_RESIZE'
def single(self, table, request, instance):
api.nova.server_confirm_resize(request, instance)
class RevertResize(tables.Action):
name = "revert"
verbose_name = _("Revert Resize/Migrate")
classes = ("btn-revert", "btn-action-required")
def allowed(self, request, instance):
return instance.status == 'VERIFY_RESIZE'
def single(self, table, request, instance):
api.nova.server_revert_resize(request, instance)
class AssociateIP(tables.LinkAction):
name = "associate"
verbose_name = _("Associate Floating IP")
url = "horizon:project:access_and_security:floating_ips:associate"
classes = ("ajax-modal", "btn-associate")
def allowed(self, request, instance):
fip = api.network.NetworkClient(request).floating_ips
if fip.is_simple_associate_supported():
return False
return not is_deleting(instance)
def get_link_url(self, datum):
base_url = urlresolvers.reverse(self.url)
next = urlresolvers.reverse("horizon:project:instances:index")
params = {"instance_id": self.table.get_object_id(datum),
IPAssociationWorkflow.redirect_param_name: next}
params = urlencode(params)
return "?".join([base_url, params])
class SimpleAssociateIP(tables.Action):
name = "associate-simple"
verbose_name = _("Associate Floating IP")
classes = ("btn-associate-simple",)
def allowed(self, request, instance):
fip = api.network.NetworkClient(request).floating_ips
if not fip.is_simple_associate_supported():
return False
return not is_deleting(instance)
def single(self, table, request, instance_id):
try:
# target_id is port_id for Neutron and instance_id for Nova Network
# (Neutron API wrapper returns a 'portid_fixedip' string)
target_id = api.network.floating_ip_target_get_by_instance(
request, instance_id).split('_')[0]
fip = api.network.tenant_floating_ip_allocate(request)
api.network.floating_ip_associate(request, fip.id, target_id)
messages.success(request,
_("Successfully associated floating IP: %s")
% fip.ip)
except:
exceptions.handle(request,
_("Unable to associate floating IP."))
return shortcuts.redirect("horizon:project:instances:index")
class SimpleDisassociateIP(tables.Action):
name = "disassociate"
verbose_name = _("Disassociate Floating IP")
classes = ("btn-danger", "btn-disassociate",)
def allowed(self, request, instance):
if not HORIZON_CONFIG["simple_ip_management"]:
return False
return not is_deleting(instance)
def single(self, table, request, instance_id):
try:
# target_id is port_id for Neutron and instance_id for Nova Network
# (Neutron API wrapper returns a 'portid_fixedip' string)
target_id = api.network.floating_ip_target_get_by_instance(
request, instance_id).split('_')[0]
fips = [fip for fip in api.network.tenant_floating_ip_list(request)
if fip.port_id == target_id]
# Removing multiple floating IPs at once doesn't work, so this pops
# off the first one.
if fips:
fip = fips.pop()
api.network.floating_ip_disassociate(request,
fip.id, target_id)
api.network.tenant_floating_ip_release(request, fip.id)
messages.success(request,
_("Successfully disassociated "
"floating IP: %s") % fip.ip)
else:
messages.info(request, _("No floating IPs to disassociate."))
except:
exceptions.handle(request,
_("Unable to disassociate floating IP."))
return shortcuts.redirect("horizon:project:instances:index")
class UpdateRow(tables.Row):
ajax = True
def get_data(self, request, instance_id):
instance = api.nova.server_get(request, instance_id)
instance.full_flavor = api.nova.flavor_get(request,
instance.flavor["id"])
return instance
class StartInstance(tables.BatchAction):
name = "start"
action_present = _("Start")
action_past = _("Started")
data_type_singular = _("Instance")
data_type_plural = _("Instances")
def allowed(self, request, instance):
return instance.status in ("SHUTDOWN", "SHUTOFF", "CRASHED")
def action(self, request, obj_id):
api.nova.server_start(request, obj_id)
class StopInstance(tables.BatchAction):
name = "stop"
action_present = _("Shut Off")
action_past = _("Shut Off")
data_type_singular = _("Instance")
data_type_plural = _("Instances")
classes = ('btn-danger',)
def allowed(self, request, instance):
return ((get_power_state(instance)
in ("RUNNING", "PAUSED", "SUSPENDED"))
and not is_deleting(instance))
def action(self, request, obj_id):
api.nova.server_stop(request, obj_id)
def get_ips(instance):
template_name = 'project/instances/_instance_ips.html'
context = {"instance": instance}
return template.loader.render_to_string(template_name, context)
def get_size(instance):
if hasattr(instance, "full_flavor"):
size_string = _("%(name)s | %(RAM)s RAM | %(VCPU)s VCPU "
"| %(disk)s Disk")
vals = {'name': instance.full_flavor.name,
'RAM': sizeformat.mbformat(instance.full_flavor.ram),
'VCPU': instance.full_flavor.vcpus,
'disk': sizeformat.diskgbformat(instance.full_flavor.disk)}
return size_string % vals
return _("Not available")
def get_keyname(instance):
if hasattr(instance, "key_name"):
keyname = instance.key_name
return keyname
return _("Not available")
def get_power_state(instance):
return POWER_STATES.get(getattr(instance, "OS-EXT-STS:power_state", 0), '')
STATUS_DISPLAY_CHOICES = (
("resize", "Resize/Migrate"),
("verify_resize", "Confirm or Revert Resize/Migrate"),
("revert_resize", "Revert Resize/Migrate"),
)
TASK_DISPLAY_CHOICES = (
("image_snapshot", "Snapshotting"),
("resize_prep", "Preparing Resize or Migrate"),
("resize_migrating", "Resizing or Migrating"),
("resize_migrated", "Resized or Migrated"),
("resize_finish", "Finishing Resize or Migrate"),
("resize_confirming", "Confirming Resize or Nigrate"),
("resize_reverting", "Reverting Resize or Migrate"),
("unpausing", "Resuming"),
)
class InstancesFilterAction(tables.FilterAction):
def filter(self, table, instances, filter_string):
""" Naive case-insensitive search. """
q = filter_string.lower()
return [instance for instance in instances
if q in instance.name.lower()]
class InstancesTable(tables.DataTable):
TASK_STATUS_CHOICES = (
(None, True),
("none", True)
)
STATUS_CHOICES = (
("active", True),
("shutoff", True),
("suspended", True),
("paused", True),
("error", False),
)
name = tables.Column("name",
link=("horizon:project:instances:detail"),
verbose_name=_("Instance Name"))
image_name = tables.Column("image_name",
verbose_name=_("Image Name"))
ip = tables.Column(get_ips,
verbose_name=_("IP Address"),
attrs={'data-type': "ip"})
size = tables.Column(get_size,
verbose_name=_("Size"),
attrs={'data-type': 'size'})
keypair = tables.Column(get_keyname, verbose_name=_("Keypair"))
status = tables.Column("status",
filters=(title, replace_underscores),
verbose_name=_("Status"),
status=True,
status_choices=STATUS_CHOICES,
display_choices=STATUS_DISPLAY_CHOICES)
task = tables.Column("OS-EXT-STS:task_state",
verbose_name=_("Task"),
filters=(title, replace_underscores),
status=True,
status_choices=TASK_STATUS_CHOICES,
display_choices=TASK_DISPLAY_CHOICES)
state = tables.Column(get_power_state,
filters=(title, replace_underscores),
verbose_name=_("Power State"))
created = tables.Column("created",
verbose_name=_("Uptime"),
filters=(parse_isotime, timesince))
class Meta:
name = "instances"
verbose_name = _("Instances")
status_columns = ["status", "task"]
row_class = UpdateRow
table_actions = (LaunchLink, TerminateInstance, InstancesFilterAction)
row_actions = (StartInstance, ConfirmResize, RevertResize,
CreateSnapshot, SimpleAssociateIP, AssociateIP,
SimpleDisassociateIP, EditInstance,
EditInstanceSecurityGroups, ConsoleLink, LogLink,
TogglePause, ToggleSuspend, ResizeLink,
SoftRebootInstance, RebootInstance, StopInstance,
TerminateInstance)