289 lines
9.1 KiB
Python
289 lines
9.1 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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# Copyright 2016 Cray 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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import json
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from django.conf import settings
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from django import template
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from django.urls import reverse
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from django.urls import reverse_lazy
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from django.utils.translation import ugettext_lazy as _ # noqa
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from django.utils.translation import ungettext_lazy
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from horizon import tables
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from monitoring.alarms import constants
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from monitoring import api
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from monitoring.overview import constants as ov_constants
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STATUS = ["OK", "WARNING", "CRITICAL", "UNKNOWN"]
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def get_status(index):
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if index < len(STATUS):
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return STATUS[index]
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else:
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return "UNKNOWN: %d" % index
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def show_status(data):
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status = data.upper()
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img_tag = '<img src="{img}" title="{label}" class="status-icon" />{label}'
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if status == 'CRITICAL':
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return img_tag.format(img=constants.CRITICAL_ICON, label=status)
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if status in ('LOW', 'MEDIUM', 'HIGH'):
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return img_tag.format(img=constants.WARNING_ICON, label=status)
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if status == 'OK':
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return img_tag.format(img=constants.OK_ICON, label=status)
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if status == 'UNKNOWN' or status == 'UNDETERMINED':
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return img_tag.format(img=constants.UNKNOWN_ICON, label=status)
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return status
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def show_severity(data):
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severity = data['alarm_definition']['severity']
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state = data['state']
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if state == 'ALARM':
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return severity.upper()
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else:
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return state.upper()
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def show_alarm_id(data):
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return data['id']
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def show_metric_names(data):
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names = set(metric['name'] for metric in data['metrics'])
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return ', '.join(names)
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def show_def_name(data):
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return data['alarm_definition']['name']
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def show_def_severity(data):
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return data['alarm_definition']['severity']
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def show_metric_dimensions(data):
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if len(data['metrics']) > 1:
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commondimensions = data['metrics'][0]['dimensions']
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for metric in data['metrics'][1:]:
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for k in tuple(commondimensions):
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if k not in metric['dimensions'].keys() or \
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commondimensions[k] != metric['dimensions'][k]:
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del commondimensions[k]
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return ','.join(["%s=%s" % (n, v) for n, v
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in commondimensions.items()])
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else:
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return ','.join(["%s=%s" % (n, v) for n, v
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in data['metrics'][0]['dimensions'].items()])
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def get_service(data):
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if len(data['metrics']) == 1 and 'service'in\
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data['metrics'][0]['dimensions']:
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return data['metrics'][0]['dimensions']['service']
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else:
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return ''
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class ShowAlarmHistory(tables.LinkAction):
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name = 'history'
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verbose_name = _('Show History')
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classes = ('btn-edit',)
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def get_link_url(self, datum):
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return reverse(constants.URL_PREFIX + 'history',
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args=(datum['alarm_definition']['id'], datum['id'], ))
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def allowed(self, request, datum=None):
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return True
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class CreateAlarm(tables.LinkAction):
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name = "create_alarm"
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verbose_name = _("Create Alarm")
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classes = ("ajax-modal",)
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icon = "plus"
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policy_rules = (("alarm", "alarm:create"),)
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ajax = True
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def get_link_url(self):
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return reverse(constants.URL_PREFIX + 'alarm_create',
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args=(self.table.kwargs['service'],))
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def allowed(self, request, datum=None):
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return True
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class EditAlarm(tables.LinkAction):
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name = "edit_alarm"
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verbose_name = _("Edit Alarm")
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classes = ("ajax-modal", "btn-create")
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def get_link_url(self, datum):
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return reverse(constants.URL_PREFIX + 'alarm_edit',
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args=(self.table.kwargs['service'], datum['id'], ))
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def allowed(self, request, datum=None):
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return True
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class GraphMetric(tables.LinkAction):
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name = "graph_alarm"
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verbose_name = _("Graph Metric")
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icon = "dashboard"
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def render(self):
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self.attrs['target'] = 'newtab'
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return super(self, GraphMetric).render()
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def get_link_url(self, datum):
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url = ''
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query = ''
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self.attrs['target'] = '_blank'
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try:
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region = self.table.request.user.services_region
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grafana_url = getattr(settings, 'GRAFANA_URL').get(region, '')
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url = grafana_url + \
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'/dashboard/script/drilldown.js'
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metric = datum['metrics'][0]['name']
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dimensions = datum['metrics'][0].get('dimensions', {})
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query = "?metric=%s" % metric
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for key, value in dimensions.items():
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query += "&%s=%s" % (key, value)
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except AttributeError:
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# Catches case where Grafana 2 is not enabled.
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name = datum['metrics'][0]['name']
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threshold = json.dumps(datum['metrics'])
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endpoint = str(reverse_lazy(ov_constants.URL_PREFIX + 'proxy'))
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endpoint = self.table.request.build_absolute_uri(endpoint)
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url = '/grafana/index.html#/dashboard/script/detail.js'
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query = "?name=%s&threshold=%s&api=%s" % \
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(name, threshold, endpoint)
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return url + query
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def allowed(self, request, datum=None):
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return (getattr(settings, 'GRAFANA_URL', None) is not None and
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datum['metrics'])
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class ShowAlarmDefinition(tables.LinkAction):
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name = "show_alarm_definition"
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verbose_name = _("Show Alarm Definition")
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def get_link_url(self, datum=None):
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url = 'horizon:monitoring:alarmdefs:alarm_detail'
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args = (datum['alarm_definition']['id'],)
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return reverse_lazy(url, args=args)
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class DeleteAlarm(tables.DeleteAction):
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name = "delete_alarm"
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verbose_name = _("Delete Alarm")
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@staticmethod
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def action_present(count):
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return ungettext_lazy(
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u"Delete Alarm",
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u"Delete Alarms",
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count
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)
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@staticmethod
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def action_past(count):
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return ungettext_lazy(
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u"Deleted Alarm",
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u"Deleted Alarms",
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count
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)
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def allowed(self, request, datum=None):
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return True
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def delete(self, request, obj_id):
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api.monitor.alarm_delete(request, obj_id)
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class AlarmsFilterAction(tables.LinkAction):
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name = "filter"
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verbose_name = _("Filter Alarms")
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classes = ("ajax-modal",)
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icon = "plus"
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policy_rules = (("alarm", "alarm:filter"),)
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ajax = True
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def get_link_url(self):
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return reverse(constants.URL_PREFIX + 'alarm_filter', args=())
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def allowed(self, request, datum=None):
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return True
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class AlarmsTable(tables.DataTable):
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state = tables.Column(transform=show_severity, verbose_name=_('Status'),
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status_choices={(show_status('OK'), True)},
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filters=[show_status, template.defaultfilters.safe])
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name = tables.Column(transform=show_def_name, verbose_name=_('Name'))
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alarmId = tables.Column(transform=show_alarm_id, verbose_name=_('Alarm Id'))
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metrics = tables.Column(transform=show_metric_names,
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verbose_name=_('Metric Names'))
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dimensions = tables.Column(transform=show_metric_dimensions,
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verbose_name=_('Metric Dimensions'))
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def get_object_id(self, obj):
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return obj['id']
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def get_object_display(self, obj):
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return obj['id']
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class Meta(object):
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name = "alarms"
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verbose_name = _("Alarms")
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row_actions = (GraphMetric,
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ShowAlarmHistory,
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ShowAlarmDefinition,
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DeleteAlarm,
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)
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table_actions = (AlarmsFilterAction,
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DeleteAlarm,
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)
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def show_timestamp(data):
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return data['timestamp'].replace('.000Z', '').replace('T', ' ')
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class AlarmHistoryTable(tables.DataTable):
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timestamp = tables.Column(transform=show_timestamp,
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verbose_name=_('Timestamp'),
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attrs={"data-type": "timestamp"})
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old_state = tables.Column('old_state', verbose_name=_('Old State'))
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new_state = tables.Column('new_state', verbose_name=_('New State'))
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alarmDimensions = tables.Column(transform=show_metric_dimensions,
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verbose_name=_('Alarm Metric Dimensions'))
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reason = tables.Column('reason', verbose_name=_('Reason'))
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# reason_data = tables.Column('reason_data', verbose_name=_('Reason Data'))
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def get_object_id(self, obj):
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return obj['alarm_id'] + obj['timestamp']
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class Meta(object):
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name = "history"
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verbose_name = _("Alarm History")
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