trove-dashboard/trove_dashboard/content/databases/tables.py

751 lines
23 KiB
Python

# 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 urllib import parse as urlparse
from django.conf import settings
from django.template import defaultfilters as d_filters
from django import urls
from django.utils.translation import pgettext_lazy
from django.utils.translation import ugettext_lazy as _
from django.utils.translation import ungettext_lazy
from horizon import exceptions
from horizon import messages
from horizon import tables
from horizon.templatetags import sizeformat
from horizon.utils import filters
from trove_dashboard import api
from trove_dashboard.content.database_backups \
import tables as backup_tables
ACTIVE_STATES = ("ACTIVE",)
class DeleteInstance(tables.DeleteAction):
help_text = _("Deleted instances are not recoverable.")
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Delete Instance",
u"Delete Instances",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Scheduled deletion of Instance",
u"Scheduled deletion of Instances",
count
)
def delete(self, request, obj_id):
api.trove.instance_delete(request, obj_id)
class RestartInstance(tables.BatchAction):
help_text = _("Restarted instances will lose any data not"
" saved in persistent storage.")
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Restart Instance",
u"Restart Instances",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Restarted Instance",
u"Restarted Instances",
count
)
name = "restart"
classes = ('btn-danger', 'btn-reboot')
def allowed(self, request, instance=None):
return ((instance.status in ACTIVE_STATES or
instance.status == 'SHUTDOWN' or
instance.status == 'RESTART_REQUIRED'))
def action(self, request, obj_id):
api.trove.instance_restart(request, obj_id)
class DetachReplica(tables.BatchAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Detach Replica",
u"Detach Replicas",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Replica Detached",
u"Replicas Detached",
count
)
name = "detach_replica"
classes = ('btn-danger', 'btn-detach-replica')
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
hasattr(instance, 'replica_of'))
def action(self, request, obj_id):
api.trove.instance_detach_replica(request, obj_id)
class PromoteToReplicaSource(tables.LinkAction):
name = "promote_to_replica_source"
verbose_name = _("Promote to Replica Source")
url = "horizon:project:databases:promote_to_replica_source"
classes = ("ajax-modal", "btn-promote-to-replica-source")
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
hasattr(instance, 'replica_of'))
def get_link_url(self, datum):
instance_id = self.table.get_object_id(datum)
return urls.reverse(self.url, args=[instance_id])
class EjectReplicaSource(tables.BatchAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Eject Replica Source",
u"Eject Replica Sources",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Ejected Replica Source",
u"Ejected Replica Sources",
count
)
name = "eject_replica_source"
classes = ('btn-danger', 'btn-eject-replica-source')
def _allowed(self, request, instance=None):
return (instance.status != 'PROMOTE' and
hasattr(instance, 'replicas'))
def action(self, request, obj_id):
api.trove.eject_replica_source(request, obj_id)
class GrantAccess(tables.BatchAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Grant Access",
u"Grant Access",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Granted Access to",
u"Granted Access to",
count
)
name = "grant_access"
classes = ('btn-grant-access')
def allowed(self, request, instance=None):
if instance:
return not instance.access
return False
def action(self, request, obj_id):
api.trove.user_grant_access(
request,
self.table.kwargs['instance_id'],
self.table.kwargs['user_name'],
[obj_id],
host=self.table.kwargs['user_host'])
class RevokeAccess(tables.BatchAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Revoke Access",
u"Revoke Access",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Access Revoked to",
u"Access Revoked to",
count
)
name = "revoke_access"
classes = ('btn-revoke-access')
def allowed(self, request, instance=None):
if instance:
return instance.access
return False
def action(self, request, obj_id):
api.trove.user_revoke_access(
request,
self.table.kwargs['instance_id'],
self.table.kwargs['user_name'],
obj_id,
host=self.table.kwargs['user_host'])
def parse_host_param(request):
host = None
if request.META.get('QUERY_STRING', ''):
param = urlparse.parse_qs(request.META.get('QUERY_STRING'))
values = param.get('host')
if values:
host = next(iter(values), None)
return host
class AccessTable(tables.DataTable):
dbname = tables.Column("name", verbose_name=_("Name"))
access = tables.Column(
"access",
verbose_name=_("Accessible"),
filters=(d_filters.yesno, d_filters.capfirst))
class Meta(object):
name = "access"
verbose_name = _("Database Access")
row_actions = (GrantAccess, RevokeAccess)
def get_object_id(self, datum):
return datum.name
class ManageAccess(tables.LinkAction):
name = "manage_access"
verbose_name = _("Manage Access")
url = "horizon:project:databases:access_detail"
icon = "pencil"
def allowed(self, request, instance=None):
instance = self.table.kwargs['instance']
return (instance.status in ACTIVE_STATES and
has_user_add_perm(request))
def get_link_url(self, datum):
user = datum
return urls.reverse(self.url, args=[user.instance.id,
user.name,
user.host])
class CreateUser(tables.LinkAction):
name = "create_user"
verbose_name = _("Create User")
url = "horizon:project:databases:create_user"
classes = ("ajax-modal",)
icon = "plus"
def allowed(self, request, instance=None):
instance = self.table.kwargs['instance']
return (instance.status in ACTIVE_STATES and
has_user_add_perm(request))
def get_link_url(self, datum=None):
instance_id = self.table.kwargs['instance_id']
return urls.reverse(self.url, args=[instance_id])
class EditUser(tables.LinkAction):
name = "edit_user"
verbose_name = _("Edit User")
url = "horizon:project:databases:edit_user"
classes = ("ajax-modal",)
icon = "pencil"
def allowed(self, request, instance=None):
instance = self.table.kwargs['instance']
return (instance.status in ACTIVE_STATES and
has_user_add_perm(request))
def get_link_url(self, datum):
user = datum
return urls.reverse(self.url, args=[user.instance.id,
user.name,
user.host])
def has_user_add_perm(request):
perms = getattr(settings, 'TROVE_ADD_USER_PERMS', [])
if perms:
return request.user.has_perms(perms)
return True
class DeleteUser(tables.DeleteAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Delete User",
u"Delete Users",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Deleted User",
u"Deleted Users",
count
)
def delete(self, request, obj_id):
user = self.table.get_object_by_id(obj_id)
api.trove.user_delete(request, user.instance.id, user.name,
host=user.host)
class CreateDatabase(tables.LinkAction):
name = "create_database"
verbose_name = _("Create Database")
url = "horizon:project:databases:create_database"
classes = ("ajax-modal",)
icon = "plus"
def allowed(self, request, database=None):
instance = self.table.kwargs['instance']
return (instance.status in ACTIVE_STATES and
has_database_add_perm(request))
def get_link_url(self, datum=None):
instance_id = self.table.kwargs['instance_id']
return urls.reverse(self.url, args=[instance_id])
def has_database_add_perm(request):
perms = getattr(settings, 'TROVE_ADD_DATABASE_PERMS', [])
if perms:
return request.user.has_perms(perms)
return True
class DeleteDatabase(tables.DeleteAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Delete Database",
u"Delete Databases",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Deleted Database",
u"Deleted Databases",
count
)
def delete(self, request, obj_id):
datum = self.table.get_object_by_id(obj_id)
try:
api.trove.database_delete(request, datum.instance.id, datum.name)
except Exception:
msg = _('Error deleting database on instance.')
exceptions.handle(request, msg)
class LaunchLink(tables.LinkAction):
name = "launch"
verbose_name = _("Launch Instance")
url = "horizon:project:databases:launch"
classes = ("ajax-modal", "btn-launch")
icon = "cloud-upload"
class CreateBackup(tables.LinkAction):
name = "backup"
verbose_name = _("Create Backup")
url = "horizon:project:database_backups:create"
classes = ("ajax-modal",)
icon = "camera"
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
request.user.has_perm('openstack.services.object-store'))
def get_link_url(self, datam):
url = urls.reverse(self.url)
return url + "?instance=%s" % datam.id
class ResizeVolume(tables.LinkAction):
name = "resize_volume"
verbose_name = _("Resize Volume")
url = "horizon:project:databases:resize_volume"
classes = ("ajax-modal", "btn-resize")
def allowed(self, request, instance=None):
return instance.status in ACTIVE_STATES
def get_link_url(self, datum):
instance_id = self.table.get_object_id(datum)
return urls.reverse(self.url, args=[instance_id])
class ResizeInstance(tables.LinkAction):
name = "resize_instance"
verbose_name = _("Resize Instance")
url = "horizon:project:databases:resize_instance"
classes = ("ajax-modal", "btn-resize")
def allowed(self, request, instance=None):
return ((instance.status in ACTIVE_STATES or
instance.status == 'SHUTOFF'))
def get_link_url(self, datum):
instance_id = self.table.get_object_id(datum)
return urls.reverse(self.url, args=[instance_id])
class AttachConfiguration(tables.LinkAction):
name = "attach_configuration"
verbose_name = _("Attach Configuration Group")
url = "horizon:project:databases:attach_config"
classes = ("btn-attach-config", "ajax-modal")
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
not hasattr(instance, 'configuration'))
class DetachConfiguration(tables.BatchAction):
@staticmethod
def action_present(count):
return ungettext_lazy(
u"Detach Configuration Group",
u"Detach Configuration Groups",
count
)
@staticmethod
def action_past(count):
return ungettext_lazy(
u"Detached Configuration Group",
u"Detached Configuration Groups",
count
)
name = "detach_configuration"
classes = ('btn-danger', 'btn-detach-config')
def allowed(self, request, instance=None):
return (instance.status in ACTIVE_STATES and
hasattr(instance, 'configuration'))
def action(self, request, obj_id):
api.trove.instance_detach_configuration(request, obj_id)
class EnableRootAction(tables.Action):
name = "enable_root_action"
verbose_name = _("Enable Root")
def handle(self, table, request, obj_ids):
try:
username, password = api.trove.root_enable(request, obj_ids)
table.data[0].enabled = True
table.data[0].password = password
except Exception:
messages.error(request, _('There was a problem enabling root.'))
class DisableRootAction(tables.Action):
name = "disable_root_action"
verbose_name = _("Disable Root")
def allowed(self, request, instance):
enabled = api.trove.root_show(request, instance.id)
return enabled.rootEnabled
def single(self, table, request, object_id):
try:
api.trove.root_disable(request, object_id)
table.data[0].password = None
messages.success(request, _("Successfully disabled root access."))
except Exception as e:
messages.warning(request,
_("Cannot disable root access: %s") % e)
class ManageRoot(tables.LinkAction):
name = "manage_root_action"
verbose_name = _("Manage Root Access")
url = "horizon:project:databases:manage_root"
def allowed(self, request, instance):
return instance.status in ACTIVE_STATES
def get_link_url(self, datum=None):
instance_id = self.table.get_object_id(datum)
return urls.reverse(self.url, args=[instance_id])
class ManageRootTable(tables.DataTable):
name = tables.Column('name', verbose_name=_('Instance Name'))
enabled = tables.Column('enabled',
verbose_name=_('Has Root Ever Been Enabled'),
filters=(d_filters.yesno, d_filters.capfirst),
help_text=_("Status if root was ever enabled "
"for an instance."))
password = tables.Column('password', verbose_name=_('Password'),
help_text=_("Password is only visible "
"immediately after the root is "
"enabled or reset."))
class Meta(object):
name = "manage_root"
verbose_name = _("Manage Root")
row_actions = (EnableRootAction, DisableRootAction,)
class UpdateRow(tables.Row):
ajax = True
def get_data(self, request, instance_id):
instance = api.trove.instance_get(request, instance_id)
try:
flavor_id = instance.flavor['id']
instance.full_flavor = api.trove.flavor_get(request, flavor_id)
except Exception:
pass
instance.host = get_host(instance)
return instance
def get_datastore(instance):
if hasattr(instance, "datastore"):
return instance.datastore["type"]
return _("Not available")
def get_datastore_version(instance):
if hasattr(instance, "datastore"):
return instance.datastore["version"]
return _("Not available")
def get_host(instance):
if hasattr(instance, "hostname"):
return instance.hostname
elif hasattr(instance, "ip") and instance.ip:
return instance.ip[0]
return _("Not Assigned")
def get_size(instance):
if hasattr(instance, "full_flavor"):
size_string = _("%(name)s | %(RAM)s RAM")
vals = {'name': instance.full_flavor.name,
'RAM': sizeformat.mb_float_format(instance.full_flavor.ram)}
return size_string % vals
return _("Not available")
def get_volume_size(instance):
if hasattr(instance, "volume"):
return sizeformat.diskgbformat(instance.volume.get("size"))
return _("Not available")
def get_databases(user):
if hasattr(user, "access"):
databases = [db.name for db in user.access]
databases.sort()
return ', '.join(databases)
return _("-")
class InstancesTable(tables.DataTable):
STATUS_CHOICES = (
("ACTIVE", True),
("BLOCKED", True),
("BUILD", None),
("FAILED", False),
("REBOOT", None),
("RESIZE", None),
("BACKUP", None),
("SHUTDOWN", False),
("ERROR", False),
("RESTART_REQUIRED", None),
)
STATUS_DISPLAY_CHOICES = (
("ACTIVE", pgettext_lazy("Current status of a Database Instance",
u"Active")),
("BLOCKED", pgettext_lazy("Current status of a Database Instance",
u"Blocked")),
("BUILD", pgettext_lazy("Current status of a Database Instance",
u"Building")),
("FAILED", pgettext_lazy("Current status of a Database Instance",
u"Failed")),
("REBOOT", pgettext_lazy("Current status of a Database Instance",
u"Rebooting")),
("RESIZE", pgettext_lazy("Current status of a Database Instance",
u"Resizing")),
("BACKUP", pgettext_lazy("Current status of a Database Instance",
u"Backup")),
("SHUTDOWN", pgettext_lazy("Current status of a Database Instance",
u"Shutdown")),
("ERROR", pgettext_lazy("Current status of a Database Instance",
u"Error")),
("RESTART_REQUIRED",
pgettext_lazy("Current status of a Database Instance",
u"Restart Required")),
)
name = tables.Column("name",
link="horizon:project:databases:detail",
verbose_name=_("Instance Name"))
datastore = tables.Column(get_datastore,
verbose_name=_("Datastore"))
datastore_version = tables.Column(get_datastore_version,
verbose_name=_("Datastore Version"))
host = tables.Column(get_host, verbose_name=_("Host"))
size = tables.Column(get_size,
verbose_name=_("Size"),
attrs={'data-type': 'size'})
volume = tables.Column(get_volume_size,
verbose_name=_("Volume Size"),
attrs={'data-type': 'size'})
status = tables.Column("status",
verbose_name=_("Status"),
status=True,
status_choices=STATUS_CHOICES,
display_choices=STATUS_DISPLAY_CHOICES)
class Meta(object):
name = "databases"
verbose_name = _("Instances")
status_columns = ["status"]
row_class = UpdateRow
table_actions = (LaunchLink, DeleteInstance)
row_actions = (CreateBackup,
ResizeVolume,
ResizeInstance,
PromoteToReplicaSource,
AttachConfiguration,
DetachConfiguration,
ManageRoot,
EjectReplicaSource,
DetachReplica,
RestartInstance,
DeleteInstance)
class UsersTable(tables.DataTable):
name = tables.Column("name", verbose_name=_("User Name"))
host = tables.Column("host", verbose_name=_("Allowed Host"))
databases = tables.Column(get_databases, verbose_name=_("Databases"))
class Meta(object):
name = "users"
verbose_name = _("Users")
table_actions = [CreateUser, DeleteUser]
row_actions = [EditUser, ManageAccess, DeleteUser]
def get_object_id(self, datum):
obj_id = datum.name + "@" + datum.host
return obj_id
class DatabaseTable(tables.DataTable):
name = tables.Column("name", verbose_name=_("Database Name"))
class Meta(object):
name = "databases"
verbose_name = _("Databases")
table_actions = [CreateDatabase, DeleteDatabase]
row_actions = [DeleteDatabase]
def get_object_id(self, datum):
return datum.name
def is_incremental(obj):
return hasattr(obj, 'parent_id') and obj.parent_id is not None
class InstanceBackupsTable(tables.DataTable):
name = tables.Column("name",
link="horizon:project:database_backups:detail",
verbose_name=_("Name"))
created = tables.Column("created", verbose_name=_("Created"),
filters=[filters.parse_isotime])
location = tables.Column(lambda obj: _("Download"),
link=lambda obj: obj.locationRef,
verbose_name=_("Backup File"))
incremental = tables.Column(is_incremental,
verbose_name=_("Incremental"),
filters=(d_filters.yesno,
d_filters.capfirst))
status = tables.Column(
"status",
verbose_name=_("Status"),
status=True,
status_choices=backup_tables.STATUS_CHOICES,
display_choices=backup_tables.STATUS_DISPLAY_CHOICES)
class Meta(object):
name = "backups"
verbose_name = _("Backups")
status_columns = ["status"]
row_class = UpdateRow
table_actions = (backup_tables.LaunchLink, backup_tables.DeleteBackup)
row_actions = (backup_tables.RestoreLink, backup_tables.DeleteBackup)
class ConfigDefaultsTable(tables.DataTable):
name = tables.Column('name', verbose_name=_('Property'))
value = tables.Column('value', verbose_name=_('Value'))
class Meta(object):
name = 'config_defaults'
verbose_name = _('Configuration Defaults')
def get_object_id(self, datum):
return datum.name