| import requests |
| from six.moves import urllib |
| import urllib2 |
| import pytz |
| import datetime |
| import time |
| from rest_framework.decorators import api_view |
| from rest_framework.response import Response |
| from rest_framework.reverse import reverse |
| from rest_framework import serializers |
| from rest_framework import generics |
| from rest_framework.views import APIView |
| from core.models import * |
| from services.ceilometer.models import * |
| from django.forms import widgets |
| from django.utils import datastructures |
| from django.utils.translation import ugettext_lazy as _ |
| from django.utils import timezone |
| from django.core.exceptions import PermissionDenied |
| from xos.logger import observer_logger as logger |
| |
| # This REST API endpoint provides information that the ceilometer view needs to display |
| |
| def getTenantCeilometerProxyURL(user): |
| monitoring_channel = None |
| for obj in MonitoringChannel.get_tenant_objects().all(): |
| if (obj.creator.username == user.username): |
| monitoring_channel = obj |
| break |
| if not monitoring_channel: |
| raise XOSMissingField("Monitoring channel is missing for this tenant...Create one and invoke this REST API") |
| #TODO: Wait until URL is completely UP |
| MAX_ATTEMPTS = 5 |
| attempts = 0 |
| while True: |
| try: |
| response = urllib2.urlopen(monitoring_channel.ceilometer_url) |
| break |
| except urllib2.HTTPError, e: |
| logger.info('HTTP error %(reason)s' % {'reason':e.reason}) |
| break |
| except urllib2.URLError, e: |
| attempts += 1 |
| if attempts >= MAX_ATTEMPTS: |
| raise XOSServiceUnavailable("Ceilometer channel is not ready yet...Try again later") |
| logger.info('URL error %(reason)s' % {'reason':e.reason}) |
| time.sleep(1) |
| pass |
| logger.info("Ceilometer proxy URL for user %(user)s is %(url)s" % {'user':user.username,'url':monitoring_channel.ceilometer_url}) |
| return monitoring_channel.ceilometer_url |
| |
| def getTenantControllerTenantMap(user, slice=None): |
| tenantmap={} |
| if not slice: |
| slices = Slice.objects.filter(creator=user) |
| else: |
| slices = [slice] |
| for s in slices: |
| for cs in s.controllerslices.all(): |
| if cs.tenant_id: |
| tenantmap[cs.tenant_id] = {"slice": cs.slice.name} |
| if cs.slice.service: |
| tenantmap[cs.tenant_id]["service"] = cs.slice.service.name |
| else: |
| logger.warn("SRIKANTH: Slice %(slice)s is not associated with any service" % {'slice':cs.slice.name}) |
| tenantmap[cs.tenant_id]["service"] = "Other" |
| if not slice: |
| #TEMPORARY WORK AROUND: There are some resource in network like whitebox switches does not belong to a specific tenant. |
| #They are all associated with "default_admin_tenant" tenant |
| tenantmap["default_admin_tenant"] = {"slice": "default_admin_tenant", "service": "Other"} |
| return tenantmap |
| |
| def build_url(path, q, params=None): |
| """Convert list of dicts and a list of params to query url format. |
| |
| This will convert the following: |
| "[{field=this,op=le,value=34}, |
| {field=that,op=eq,value=foo,type=string}], |
| ['foo=bar','sna=fu']" |
| to: |
| "?q.field=this&q.field=that& |
| q.op=le&q.op=eq& |
| q.type=&q.type=string& |
| q.value=34&q.value=foo& |
| foo=bar&sna=fu" |
| """ |
| if q: |
| query_params = {'q.field': [], |
| 'q.value': [], |
| 'q.op': [], |
| 'q.type': []} |
| |
| for query in q: |
| for name in ['field', 'op', 'value', 'type']: |
| query_params['q.%s' % name].append(query.get(name, '')) |
| |
| # Transform the dict to a sequence of two-element tuples in fixed |
| # order, then the encoded string will be consistent in Python 2&3. |
| new_qparams = sorted(query_params.items(), key=lambda x: x[0]) |
| path += "?" + urllib.parse.urlencode(new_qparams, doseq=True) |
| |
| if params: |
| for p in params: |
| path += '&%s' % p |
| elif params: |
| path += '?%s' % params[0] |
| for p in params[1:]: |
| path += '&%s' % p |
| return path |
| |
| def concat_url(endpoint, url): |
| """Concatenate endpoint and final URL. |
| |
| E.g., "http://keystone/v2.0/" and "/tokens" are concatenated to |
| "http://keystone/v2.0/tokens". |
| |
| :param endpoint: the base URL |
| :param url: the final URL |
| """ |
| return "%s/%s" % (endpoint.rstrip("/"), url.strip("/")) |
| |
| def resource_list(request, query=None, ceilometer_url=None, ceilometer_usage_object=None): |
| """List the resources.""" |
| url = concat_url(ceilometer_url, build_url('/v2/resources', query)) |
| try: |
| response = requests.get(url) |
| except requests.exceptions.RequestException as e: |
| raise e |
| return response.json() |
| |
| def sample_list(request, meter_name, ceilometer_url=None, query=None, limit=None): |
| """List the samples for this meters.""" |
| params = ['limit=%s' % limit] if limit else [] |
| url = concat_url(ceilometer_url, build_url('/v2/samples', query, params)) |
| try: |
| response = requests.get(url) |
| except requests.exceptions.RequestException as e: |
| raise e |
| return response.json() |
| |
| def meter_list(request, ceilometer_url=None, query=None): |
| """List the user's meters.""" |
| url = concat_url(ceilometer_url, build_url('/v2/meters', query)) |
| try: |
| response = requests.get(url) |
| except requests.exceptions.RequestException as e: |
| raise e |
| return response.json() |
| |
| |
| def statistic_list(request, meter_name, ceilometer_url=None, query=None, period=None): |
| """List of statistics.""" |
| p = ['period=%s' % period] if period else [] |
| url = concat_url(ceilometer_url, build_url('/v2/meters/' + meter_name + '/statistics', query, p)) |
| try: |
| response = requests.get(url) |
| except requests.exceptions.RequestException as e: |
| raise e |
| return response.json() |
| |
| def diff_lists(a, b): |
| if not a: |
| return [] |
| elif not b: |
| return a |
| else: |
| return list(set(a) - set(b)) |
| |
| def get_resource_map(request, ceilometer_url, query=None): |
| resource_map = {} |
| try: |
| resources = resource_list(request, ceilometer_url=ceilometer_url, query=query) |
| for r in resources: |
| if 'display_name' in r['metadata']: |
| name = r['metadata']['display_name'] |
| elif 'name' in r['metadata']: |
| name = r['metadata']['name'] |
| else: |
| name = r['resource_id'] |
| resource_map[r['resource_id']] = name |
| except requests.exceptions.RequestException as e: |
| raise e |
| |
| return resource_map |
| |
| class Meters(object): |
| """Class for listing of available meters. |
| |
| It is listing meters defined in this class that are available |
| in Ceilometer meter_list. |
| |
| It is storing information that is not available in Ceilometer, i.e. |
| label, description. |
| |
| """ |
| |
| def __init__(self, request=None, ceilometer_meter_list=None, ceilometer_url=None, query=None, tenant_map=None, resource_map=None): |
| # Storing the request. |
| self._request = request |
| self.ceilometer_url = ceilometer_url |
| self.tenant_map = tenant_map |
| self.resource_map = resource_map |
| |
| # Storing the Ceilometer meter list |
| if ceilometer_meter_list: |
| self._ceilometer_meter_list = ceilometer_meter_list |
| else: |
| try: |
| meter_query=[] |
| if query: |
| meter_query = query |
| self._ceilometer_meter_list = meter_list(request, self.ceilometer_url, meter_query) |
| except requests.exceptions.RequestException as e: |
| self._ceilometer_meter_list = [] |
| raise e |
| |
| # Storing the meters info categorized by their services. |
| self._nova_meters_info = self._get_nova_meters_info() |
| self._neutron_meters_info = self._get_neutron_meters_info() |
| self._glance_meters_info = self._get_glance_meters_info() |
| self._cinder_meters_info = self._get_cinder_meters_info() |
| self._swift_meters_info = self._get_swift_meters_info() |
| self._kwapi_meters_info = self._get_kwapi_meters_info() |
| self._ipmi_meters_info = self._get_ipmi_meters_info() |
| self._vcpe_meters_info = self._get_vcpe_meters_info() |
| self._volt_meters_info = self._get_volt_meters_info() |
| self._sdn_meters_info = self._get_sdn_meters_info() |
| |
| # Storing the meters info of all services together. |
| all_services_meters = (self._nova_meters_info, |
| self._neutron_meters_info, |
| self._glance_meters_info, |
| self._cinder_meters_info, |
| self._swift_meters_info, |
| self._kwapi_meters_info, |
| self._ipmi_meters_info, |
| self._vcpe_meters_info, |
| self._volt_meters_info, |
| self._sdn_meters_info) |
| self._all_meters_info = {} |
| for service_meters in all_services_meters: |
| self._all_meters_info.update(dict([(meter_name, meter_info) |
| for meter_name, meter_info |
| in service_meters.items()])) |
| |
| # Here will be the cached Meter objects, that will be reused for |
| # repeated listing. |
| self._cached_meters = {} |
| |
| def list_all(self, only_meters=None, except_meters=None): |
| """Returns a list of meters based on the meters names. |
| |
| :Parameters: |
| - `only_meters`: The list of meter names we want to show. |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=only_meters, |
| except_meters=except_meters) |
| |
| def list_nova(self, except_meters=None): |
| """Returns a list of meters tied to nova. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._nova_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_neutron(self, except_meters=None): |
| """Returns a list of meters tied to neutron. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._neutron_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_glance(self, except_meters=None): |
| """Returns a list of meters tied to glance. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._glance_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_cinder(self, except_meters=None): |
| """Returns a list of meters tied to cinder. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._cinder_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_swift(self, except_meters=None): |
| """Returns a list of meters tied to swift. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._swift_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_kwapi(self, except_meters=None): |
| """Returns a list of meters tied to kwapi. |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| return self._list(only_meters=self._kwapi_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_ipmi(self, except_meters=None): |
| """Returns a list of meters tied to ipmi |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show |
| """ |
| |
| return self._list(only_meters=self._ipmi_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_vcpe(self, except_meters=None): |
| """Returns a list of meters tied to vcpe service |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show |
| """ |
| |
| return self._list(only_meters=self._vcpe_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_volt(self, except_meters=None): |
| """Returns a list of meters tied to volt service |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show |
| """ |
| |
| return self._list(only_meters=self._volt_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_sdn(self, except_meters=None): |
| """Returns a list of meters tied to sdn service |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show |
| """ |
| |
| return self._list(only_meters=self._sdn_meters_info.keys(), |
| except_meters=except_meters) |
| |
| def list_other_services(self, except_meters=None): |
| """Returns a list of meters tied to ipmi |
| |
| :Parameters: |
| - `except_meters`: The list of meter names we don't want to show |
| """ |
| other_service_meters = [m for m in self._ceilometer_meter_list |
| if m.name not in self._all_meters_info.keys()] |
| other_service_meters = diff_lists(other_service_meters, except_meters) |
| |
| meters = [] |
| for meter in other_service_meters: |
| self._cached_meters[meter.name] = meter |
| meters.append(meter) |
| return meters |
| |
| def _list(self, only_meters=None, except_meters=None): |
| """Returns a list of meters based on the meters names. |
| |
| :Parameters: |
| - `only_meters`: The list of meter names we want to show. |
| - `except_meters`: The list of meter names we don't want to show. |
| """ |
| |
| # Get all wanted meter names. |
| if only_meters: |
| meter_names = only_meters |
| else: |
| meter_names = [meter_name for meter_name |
| in self._all_meters_info.keys()] |
| |
| meter_names = diff_lists(meter_names, except_meters) |
| # Collect meters for wanted meter names. |
| return self._get_meters(meter_names) |
| |
| def _get_meters(self, meter_names): |
| """Obtain meters based on meter_names. |
| |
| The meters that do not exist in Ceilometer meter list are left out. |
| |
| :Parameters: |
| - `meter_names`: A list of meter names we want to fetch. |
| """ |
| |
| meters = [] |
| for meter_name in meter_names: |
| meter_candidates = self._get_meter(meter_name) |
| if meter_candidates: |
| meters.extend(meter_candidates) |
| return meters |
| |
| def _get_meter(self, meter_name): |
| """Obtains a meter. |
| |
| Obtains meter either from cache or from Ceilometer meter list |
| joined with statically defined meter info like label and description. |
| |
| :Parameters: |
| - `meter_name`: A meter name we want to fetch. |
| """ |
| meter_candidates = self._cached_meters.get(meter_name, None) |
| if not meter_candidates: |
| meter_candidates = [m for m in self._ceilometer_meter_list |
| if m["name"] == meter_name] |
| |
| if meter_candidates: |
| meter_info = self._all_meters_info.get(meter_name, None) |
| if meter_info: |
| label = meter_info["label"] |
| description = meter_info["description"] |
| meter_category = meter_info["type"] |
| else: |
| label = "" |
| description = "" |
| meter_category = "Other" |
| for meter in meter_candidates: |
| meter["label"] = label |
| meter["description"] = description |
| meter["category"] = meter_category |
| if meter["project_id"] in self.tenant_map.keys(): |
| meter["slice"] = self.tenant_map[meter["project_id"]]["slice"] |
| meter["service"] = self.tenant_map[meter["project_id"]]["service"] |
| else: |
| meter["slice"] = meter["project_id"] |
| meter["service"] = "Other" |
| if meter["resource_id"] in self.resource_map.keys(): |
| meter["resource_name"] = self.resource_map[meter["resource_id"]] |
| |
| self._cached_meters[meter_name] = meter_candidates |
| |
| return meter_candidates |
| |
| def _get_nova_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| meters_info = datastructures.SortedDict([ |
| ("instance", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Existence of instance"), |
| }), |
| ("instance:<type>", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Existence of instance <type> " |
| "(openstack types)"), |
| }), |
| ("memory", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Volume of RAM"), |
| }), |
| ("memory.usage", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Volume of RAM used"), |
| }), |
| ("cpu", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("CPU time used"), |
| }), |
| ("cpu_util", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average CPU utilization"), |
| }), |
| ("vcpus", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of VCPUs"), |
| }), |
| ("disk.read.requests", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of read requests"), |
| }), |
| ("disk.write.requests", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of write requests"), |
| }), |
| ("disk.read.bytes", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Volume of reads"), |
| }), |
| ("disk.write.bytes", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Volume of writes"), |
| }), |
| ("disk.read.requests.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate of read requests"), |
| }), |
| ("disk.write.requests.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate of write requests"), |
| }), |
| ("disk.read.bytes.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate of reads"), |
| }), |
| ("disk.write.bytes.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average volume of writes"), |
| }), |
| ("disk.root.size", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Size of root disk"), |
| }), |
| ("disk.ephemeral.size", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Size of ephemeral disk"), |
| }), |
| ("network.incoming.bytes", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of incoming bytes " |
| "on the network for a VM interface"), |
| }), |
| ("network.outgoing.bytes", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of outgoing bytes " |
| "on the network for a VM interface"), |
| }), |
| ("network.incoming.packets", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of incoming " |
| "packets for a VM interface"), |
| }), |
| ("network.outgoing.packets", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Number of outgoing " |
| "packets for a VM interface"), |
| }), |
| ("network.incoming.bytes.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate per sec of incoming " |
| "bytes on a VM network interface"), |
| }), |
| ("network.outgoing.bytes.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate per sec of outgoing " |
| "bytes on a VM network interface"), |
| }), |
| ("network.incoming.packets.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate per sec of incoming " |
| "packets on a VM network interface"), |
| }), |
| ("network.outgoing.packets.rate", { |
| 'type': _("Nova"), |
| 'label': '', |
| 'description': _("Average rate per sec of outgoing " |
| "packets on a VM network interface"), |
| }), |
| ]) |
| # Adding flavor based meters into meters_info dict |
| # TODO(lsmola) this kind of meter will be probably deprecated |
| # https://bugs.launchpad.net/ceilometer/+bug/1208365 . Delete it then. |
| #for flavor in get_flavor_names(self._request): |
| # name = 'instance:%s' % flavor |
| # meters_info[name] = dict(meters_info["instance:<type>"]) |
| |
| # meters_info[name]['description'] = ( |
| # _('Duration of instance type %s (openstack flavor)') % |
| # flavor) |
| |
| # TODO(lsmola) allow to set specific in local_settings. For all meters |
| # because users can have their own agents and meters. |
| return meters_info |
| |
| def _get_neutron_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('network', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Existence of network"), |
| }), |
| ('network.create', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Creation requests for this network"), |
| }), |
| ('network.update', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Update requests for this network"), |
| }), |
| ('subnet', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Existence of subnet"), |
| }), |
| ('subnet.create', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Creation requests for this subnet"), |
| }), |
| ('subnet.update', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Update requests for this subnet"), |
| }), |
| ('port', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Existence of port"), |
| }), |
| ('port.create', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Creation requests for this port"), |
| }), |
| ('port.update', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Update requests for this port"), |
| }), |
| ('router', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Existence of router"), |
| }), |
| ('router.create', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Creation requests for this router"), |
| }), |
| ('router.update', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Update requests for this router"), |
| }), |
| ('ip.floating', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Existence of floating ip"), |
| }), |
| ('ip.floating.create', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Creation requests for this floating ip"), |
| }), |
| ('ip.floating.update', { |
| 'type': _("Neutron"), |
| 'label': '', |
| 'description': _("Update requests for this floating ip"), |
| }), |
| ]) |
| |
| def _get_glance_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('image', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Image existence check"), |
| }), |
| ('image.size', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Uploaded image size"), |
| }), |
| ('image.update', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Number of image updates"), |
| }), |
| ('image.upload', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Number of image uploads"), |
| }), |
| ('image.delete', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Number of image deletions"), |
| }), |
| ('image.download', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Image is downloaded"), |
| }), |
| ('image.serve', { |
| 'type': _("Glance"), |
| 'label': '', |
| 'description': _("Image is served out"), |
| }), |
| ]) |
| |
| def _get_cinder_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('volume', { |
| 'type': _("Cinder"), |
| 'label': '', |
| 'description': _("Existence of volume"), |
| }), |
| ('volume.size', { |
| 'type': _("Cinder"), |
| 'label': '', |
| 'description': _("Size of volume"), |
| }), |
| ]) |
| |
| def _get_swift_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('storage.objects', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Number of objects"), |
| }), |
| ('storage.objects.size', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Total size of stored objects"), |
| }), |
| ('storage.objects.containers', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Number of containers"), |
| }), |
| ('storage.objects.incoming.bytes', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Number of incoming bytes"), |
| }), |
| ('storage.objects.outgoing.bytes', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Number of outgoing bytes"), |
| }), |
| ('storage.api.request', { |
| 'type': _("Swift"), |
| 'label': '', |
| 'description': _("Number of API requests against swift"), |
| }), |
| ]) |
| |
| def _get_kwapi_meters_info(self): |
| """Returns additional info for each meter. |
| |
| That will be used for augmenting the Ceilometer meter. |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('energy', { |
| 'type': _("Kwapi"), |
| 'label': '', |
| 'description': _("Amount of energy"), |
| }), |
| ('power', { |
| 'type': _("Kwapi"), |
| 'label': '', |
| 'description': _("Power consumption"), |
| }), |
| ]) |
| |
| def _get_ipmi_meters_info(self): |
| """Returns additional info for each meter |
| |
| That will be used for augmenting the Ceilometer meter |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('hardware.ipmi.node.power', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System Current Power"), |
| }), |
| ('hardware.ipmi.fan', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("Fan RPM"), |
| }), |
| ('hardware.ipmi.temperature', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("Sensor Temperature Reading"), |
| }), |
| ('hardware.ipmi.current', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("Sensor Current Reading"), |
| }), |
| ('hardware.ipmi.voltage', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("Sensor Voltage Reading"), |
| }), |
| ('hardware.ipmi.node.inlet_temperature', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System Inlet Temperature Reading"), |
| }), |
| ('hardware.ipmi.node.outlet_temperature', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System Outlet Temperature Reading"), |
| }), |
| ('hardware.ipmi.node.airflow', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System Airflow Reading"), |
| }), |
| ('hardware.ipmi.node.cups', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System CUPS Reading"), |
| }), |
| ('hardware.ipmi.node.cpu_util', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System CPU Utility Reading"), |
| }), |
| ('hardware.ipmi.node.mem_util', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System Memory Utility Reading"), |
| }), |
| ('hardware.ipmi.node.io_util', { |
| 'type': _("IPMI"), |
| 'label': '', |
| 'description': _("System IO Utility Reading"), |
| }), |
| ]) |
| |
| def _get_vcpe_meters_info(self): |
| """Returns additional info for each meter |
| |
| That will be used for augmenting the Ceilometer meter |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('vsg', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Existence of vsg instance"), |
| }), |
| ('vsg.dns.cache.size', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Number of entries in DNS cache"), |
| }), |
| ('vsg.dns.total_instered_entries', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Total number of inserted entries into the cache"), |
| }), |
| ('vsg.dns.replaced_unexpired_entries', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Unexpired entries that were thrown out of cache"), |
| }), |
| ('vsg.dns.queries_answered_locally', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Number of cache hits"), |
| }), |
| ('vsg.dns.queries_forwarded', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("Number of cache misses"), |
| }), |
| ('vsg.dns.server.queries_sent', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("For each upstream server, the number of queries sent"), |
| }), |
| ('vsg.dns.server.queries_failed', { |
| 'type': _("VSG"), |
| 'label': '', |
| 'description': _("For each upstream server, the number of queries failed"), |
| }), |
| ]) |
| |
| def _get_volt_meters_info(self): |
| """Returns additional info for each meter |
| |
| That will be used for augmenting the Ceilometer meter |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('volt.device', { |
| 'type': _("VOLT"), |
| 'label': '', |
| 'description': _("Existence of olt device"), |
| }), |
| ('volt.device.disconnect', { |
| 'type': _("VOLT"), |
| 'label': '', |
| 'description': _("Olt device disconnected"), |
| }), |
| ('volt.device.subscriber', { |
| 'type': _("VOLT"), |
| 'label': '', |
| 'description': _("Existence of olt subscriber"), |
| }), |
| ('volt.device.subscriber.unregister', { |
| 'type': _("VOLT"), |
| 'label': '', |
| 'description': _("Olt subscriber unregistered"), |
| }), |
| ]) |
| |
| def _get_sdn_meters_info(self): |
| """Returns additional info for each meter |
| |
| That will be used for augmenting the Ceilometer meter |
| """ |
| |
| # TODO(lsmola) Unless the Ceilometer will provide the information |
| # below, I need to define it as a static here. I will be joining this |
| # to info that I am able to obtain from Ceilometer meters, hopefully |
| # some day it will be supported all. |
| return datastructures.SortedDict([ |
| ('switch', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Existence of switch"), |
| }), |
| ('switch.port', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Existence of port"), |
| }), |
| ('switch.port.receive.packets', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Packets received on port"), |
| }), |
| ('switch.port.transmit.packets', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Packets transmitted on port"), |
| }), |
| ('switch.port.receive.drops', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Drops received on port"), |
| }), |
| ('switch.port.transmit.drops', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Drops transmitted on port"), |
| }), |
| ('switch.port.receive.errors', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Errors received on port"), |
| }), |
| ('switch.port.transmit.errors', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Errors transmitted on port"), |
| }), |
| ('switch.flow', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Duration of flow"), |
| }), |
| ('switch.flow.packets', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Packets received"), |
| }), |
| ('switch.table', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Existence of table"), |
| }), |
| ('switch.table.active.entries', { |
| 'type': _("SDN"), |
| 'label': '', |
| 'description': _("Active entries in table"), |
| }), |
| ]) |
| |
| def make_query(user_id=None, tenant_id=None, resource_id=None, |
| user_ids=None, tenant_ids=None, resource_ids=None): |
| """Returns query built from given parameters. |
| |
| This query can be then used for querying resources, meters and |
| statistics. |
| |
| :Parameters: |
| - `user_id`: user_id, has a priority over list of ids |
| - `tenant_id`: tenant_id, has a priority over list of ids |
| - `resource_id`: resource_id, has a priority over list of ids |
| - `user_ids`: list of user_ids |
| - `tenant_ids`: list of tenant_ids |
| - `resource_ids`: list of resource_ids |
| """ |
| user_ids = user_ids or [] |
| tenant_ids = tenant_ids or [] |
| resource_ids = resource_ids or [] |
| |
| query = [] |
| if user_id: |
| user_ids = [user_id] |
| for u_id in user_ids: |
| query.append({"field": "user_id", "op": "eq", "value": u_id}) |
| |
| if tenant_id: |
| tenant_ids = [tenant_id] |
| for t_id in tenant_ids: |
| query.append({"field": "project_id", "op": "eq", "value": t_id}) |
| |
| if resource_id: |
| resource_ids = [resource_id] |
| for r_id in resource_ids: |
| query.append({"field": "resource_id", "op": "eq", "value": r_id}) |
| |
| return query |
| |
| def calc_date_args(date_from, date_to, date_options): |
| # TODO(lsmola) all timestamps should probably work with |
| # current timezone. And also show the current timezone in chart. |
| if date_options == "other": |
| try: |
| if date_from: |
| date_from = pytz.utc.localize( |
| datetime.datetime.strptime(str(date_from), "%Y-%m-%d")) |
| else: |
| # TODO(lsmola) there should be probably the date |
| # of the first sample as default, so it correctly |
| # counts the time window. Though I need ordering |
| # and limit of samples to obtain that. |
| pass |
| if date_to: |
| date_to = pytz.utc.localize( |
| datetime.datetime.strptime(str(date_to), "%Y-%m-%d")) |
| # It returns the beginning of the day, I want the end of |
| # the day, so I add one day without a second. |
| date_to = (date_to + datetime.timedelta(days=1) - |
| datetime.timedelta(seconds=1)) |
| else: |
| date_to = timezone.now() |
| except Exception: |
| raise ValueError(_("The dates haven't been recognized")) |
| else: |
| try: |
| date_to = timezone.now() |
| date_from = date_to - datetime.timedelta(days=float(date_options)) |
| except Exception as e: |
| raise e |
| #raise ValueError(_("The time delta must be a number representing " |
| # "the time span in days")) |
| return date_from, date_to |
| |
| class MetersList(APIView): |
| method_kind = "list" |
| method_name = "meters" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()): |
| raise PermissionDenied("You must be authenticated in order to use this API") |
| tenant_ceilometer_url = getTenantCeilometerProxyURL(request.user) |
| if (not tenant_ceilometer_url): |
| raise XOSMissingField("Tenant ceilometer URL is missing") |
| |
| tenant_id = request.query_params.get('tenant', None) |
| resource_id = request.query_params.get('resource', None) |
| |
| query = [] |
| if tenant_id: |
| query.extend(make_query(tenant_id=tenant_id)) |
| if resource_id: |
| query.extend(make_query(resource_id=resource_id)) |
| |
| tenant_map = getTenantControllerTenantMap(request.user) |
| resource_map = get_resource_map(request, ceilometer_url=tenant_ceilometer_url, query=query) |
| meters = Meters(request, ceilometer_url=tenant_ceilometer_url, query=query, tenant_map=tenant_map, resource_map=resource_map) |
| services = { |
| _('Nova'): meters.list_nova(), |
| _('Neutron'): meters.list_neutron(), |
| _('VSG'): meters.list_vcpe(), |
| _('VOLT'): meters.list_volt(), |
| _('SDN'): meters.list_sdn(), |
| } |
| meters = [] |
| for service,smeters in services.iteritems(): |
| meters.extend(smeters) |
| return Response(meters) |
| |
| class MeterStatisticsList(APIView): |
| method_kind = "list" |
| method_name = "meterstatistics" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()): |
| raise PermissionDenied("You must be authenticated in order to use this API") |
| tenant_ceilometer_url = getTenantCeilometerProxyURL(request.user) |
| if (not tenant_ceilometer_url): |
| raise XOSMissingField("Tenant ceilometer URL is missing") |
| tenant_map = getTenantControllerTenantMap(request.user) |
| |
| date_options = request.query_params.get('period', 1) |
| date_from = request.query_params.get('date_from', '') |
| date_to = request.query_params.get('date_to', '') |
| |
| try: |
| date_from, date_to = calc_date_args(date_from, |
| date_to, |
| date_options) |
| except Exception as e: |
| raise e |
| |
| additional_query = [] |
| if date_from: |
| additional_query.append({'field': 'timestamp', |
| 'op': 'ge', |
| 'value': date_from}) |
| if date_to: |
| additional_query.append({'field': 'timestamp', |
| 'op': 'le', |
| 'value': date_to}) |
| |
| meter_name = request.query_params.get('meter', None) |
| tenant_id = request.query_params.get('tenant', None) |
| resource_id = request.query_params.get('resource', None) |
| |
| query = [] |
| if tenant_id: |
| query.extend(make_query(tenant_id=tenant_id)) |
| if resource_id: |
| query.extend(make_query(resource_id=resource_id)) |
| |
| if meter_name: |
| #Statistics query for one meter |
| if additional_query: |
| query = query + additional_query |
| statistics = statistic_list(request, meter_name, |
| ceilometer_url=tenant_ceilometer_url, query=query, period=3600*24) |
| statistic = statistics[-1] |
| row = {"name": 'none', |
| "meter": meter_name, |
| "time": statistic["period_end"], |
| "value": statistic["avg"]} |
| return Response(row) |
| |
| #Statistics query for all meter |
| resource_map = get_resource_map(request, ceilometer_url=tenant_ceilometer_url, query=query) |
| meters = Meters(request, ceilometer_url=tenant_ceilometer_url, query=query, tenant_map=tenant_map, resource_map=resource_map) |
| services = { |
| _('Nova'): meters.list_nova(), |
| _('Neutron'): meters.list_neutron(), |
| _('VSG'): meters.list_vcpe(), |
| _('VOLT'): meters.list_volt(), |
| _('SDN'): meters.list_sdn(), |
| } |
| report_rows = [] |
| for service,meters in services.items(): |
| for meter in meters: |
| query = make_query(tenant_id=meter["project_id"],resource_id=meter["resource_id"]) |
| if additional_query: |
| query = query + additional_query |
| try: |
| statistics = statistic_list(request, meter["name"], |
| ceilometer_url=tenant_ceilometer_url, query=query, period=3600*24) |
| except Exception as e: |
| logger.error('Exception during statistics query for meter %(meter)s and reason:%(reason)s' % {'meter':meter["name"], 'reason':str(e)}) |
| statistics = None |
| |
| if not statistics: |
| continue |
| statistic = statistics[-1] |
| row = {"name": 'none', |
| "slice": meter["slice"], |
| "project_id": meter["project_id"], |
| "service": meter["service"], |
| "resource_id": meter["resource_id"], |
| "resource_name": meter["resource_name"], |
| "meter": meter["name"], |
| "description": meter["description"], |
| "category": service, |
| "time": statistic["period_end"], |
| "value": statistic["avg"], |
| "unit": meter["unit"]} |
| report_rows.append(row) |
| |
| return Response(report_rows) |
| |
| |
| class MeterSamplesList(APIView): |
| method_kind = "list" |
| method_name = "metersamples" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()): |
| raise PermissionDenied("You must be authenticated in order to use this API") |
| tenant_ceilometer_url = getTenantCeilometerProxyURL(request.user) |
| if (not tenant_ceilometer_url): |
| raise XOSMissingField("Tenant ceilometer URL is missing") |
| meter_name = request.query_params.get('meter', None) |
| if not meter_name: |
| raise XOSMissingField("Meter name in query params is missing") |
| limit = request.query_params.get('limit', 10) |
| tenant_id = request.query_params.get('tenant', None) |
| resource_id = request.query_params.get('resource', None) |
| query = [] |
| if tenant_id: |
| query.extend(make_query(tenant_id=tenant_id)) |
| if resource_id: |
| query.extend(make_query(resource_id=resource_id)) |
| query.append({"field": "meter", "op": "eq", "value": meter_name}) |
| samples = sample_list(request, meter_name, |
| ceilometer_url=tenant_ceilometer_url, query=query, limit=limit) |
| if samples: |
| tenant_map = getTenantControllerTenantMap(request.user) |
| resource_map = get_resource_map(request, ceilometer_url=tenant_ceilometer_url) |
| for sample in samples: |
| if sample["project_id"] in tenant_map.keys(): |
| sample["slice"] = tenant_map[sample["project_id"]]["slice"] |
| else: |
| sample["slice"] = sample["project_id"] |
| if sample["resource_id"] in resource_map.keys(): |
| sample["resource_name"] = resource_map[sample["resource_id"]] |
| else: |
| sample["resource_name"] = sample["resource_id"] |
| return Response(samples) |
| |
| class XOSSliceServiceList(APIView): |
| method_kind = "list" |
| method_name = "xos-slice-service-mapping" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()): |
| raise PermissionDenied("You must be authenticated in order to use this API") |
| tenant_map = getTenantControllerTenantMap(request.user) |
| service_map={} |
| for k,v in tenant_map.iteritems(): |
| if not (v['service'] in service_map.keys()): |
| service_map[v['service']] = {} |
| service_map[v['service']]['service'] = v['service'] |
| service_map[v['service']]['slices'] = [] |
| slice_details = {'slice':v['slice'], 'project_id':k} |
| service_map[v['service']]['slices'].append(slice_details) |
| return Response(service_map.values()) |
| |
| class XOSInstanceStatisticsList(APIView): |
| method_kind = "list" |
| method_name = "xos-instance-statistics" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()): |
| raise PermissionDenied("You must be authenticated in order to use this API") |
| tenant_ceilometer_url = getTenantCeilometerProxyURL(request.user) |
| if (not tenant_ceilometer_url): |
| raise XOSMissingField("Tenant ceilometer URL is missing") |
| instance_uuid = request.query_params.get('instance-uuid', None) |
| if not instance_uuid: |
| raise XOSMissingField("Instance UUID in query params is missing") |
| if not Instance.objects.filter(instance_uuid=instance_uuid): |
| raise XOSMissingField("XOS Instance object is missing for this uuid") |
| xos_instance = Instance.objects.filter(instance_uuid=instance_uuid)[0] |
| tenant_map = getTenantControllerTenantMap(request.user, xos_instance.slice) |
| tenant_id = tenant_map.keys()[0] |
| resource_ids = [] |
| resource_ids.append(instance_uuid) |
| for p in xos_instance.ports.all(): |
| #neutron port resource id is represented in ceilometer as "nova instance-name"+"-"+"nova instance-id"+"-"+"tap"+first 11 characters of port-id |
| resource_ids.append(xos_instance.instance_id+"-"+instance_uuid+"-tap"+p.port_id[:11]) |
| |
| date_options = request.query_params.get('period', 1) |
| date_from = request.query_params.get('date_from', '') |
| date_to = request.query_params.get('date_to', '') |
| |
| try: |
| date_from, date_to = calc_date_args(date_from, |
| date_to, |
| date_options) |
| except Exception as e: |
| raise e |
| |
| additional_query = [] |
| if date_from: |
| additional_query.append({'field': 'timestamp', |
| 'op': 'ge', |
| 'value': date_from}) |
| if date_to: |
| additional_query.append({'field': 'timestamp', |
| 'op': 'le', |
| 'value': date_to}) |
| |
| report_rows = [] |
| for resource_id in resource_ids: |
| query = [] |
| if tenant_id: |
| query.extend(make_query(tenant_id=tenant_id)) |
| if resource_id: |
| query.extend(make_query(resource_id=resource_id)) |
| |
| #Statistics query for all meter |
| resource_map = get_resource_map(request, ceilometer_url=tenant_ceilometer_url, query=query) |
| meters = Meters(request, ceilometer_url=tenant_ceilometer_url, query=query, tenant_map=tenant_map, resource_map=resource_map) |
| exclude_nova_meters_info = [ "instance", "instance:<type>", "disk.read.requests", "disk.write.requests", |
| "disk.read.bytes", "disk.write.bytes", "disk.read.requests.rate", "disk.write.requests.rate", "disk.read.bytes.rate", |
| "disk.write.bytes.rate", "disk.root.size", "disk.ephemeral.size"] |
| exclude_neutron_meters_info = [ 'network.create', 'network.update', 'subnet.create', |
| 'subnet.update', 'port.create', 'port.update', 'router.create', 'router.update', |
| 'ip.floating.create', 'ip.floating.update'] |
| services = { |
| _('Nova'): meters.list_nova(except_meters=exclude_nova_meters_info), |
| _('Neutron'): meters.list_neutron(except_meters=exclude_neutron_meters_info), |
| _('VSG'): meters.list_vcpe(), |
| _('VOLT'): meters.list_volt(), |
| _('SDN'): meters.list_sdn(), |
| } |
| for service,meters in services.items(): |
| for meter in meters: |
| query = make_query(tenant_id=meter["project_id"],resource_id=meter["resource_id"]) |
| if additional_query: |
| query = query + additional_query |
| try: |
| statistics = statistic_list(request, meter["name"], |
| ceilometer_url=tenant_ceilometer_url, query=query, period=3600*24) |
| except Exception as e: |
| logger.error('Exception during statistics query for meter %(meter)s and reason:%(reason)s' % {'meter':meter["name"], 'reason':str(e)}) |
| statistics = None |
| |
| if not statistics: |
| continue |
| statistic = statistics[-1] |
| row = {"name": 'none', |
| "slice": meter["slice"], |
| "project_id": meter["project_id"], |
| "service": meter["service"], |
| "resource_id": meter["resource_id"], |
| "resource_name": meter["resource_name"], |
| "meter": meter["name"], |
| "description": meter["description"], |
| "category": service, |
| "time": statistic["period_end"], |
| "value": statistic["avg"], |
| "unit": meter["unit"]} |
| report_rows.append(row) |
| |
| return Response(report_rows) |
| |
| class ServiceAdjustScale(APIView): |
| method_kind = "list" |
| method_name = "serviceadjustscale" |
| |
| def get(self, request, format=None): |
| if (not request.user.is_authenticated()) or (not request.user.is_admin): |
| raise PermissionDenied("You must be authenticated admin user in order to use this API") |
| service = request.query_params.get('service', None) |
| slice_hint = request.query_params.get('slice_hint', None) |
| scale = request.query_params.get('scale', None) |
| if not service or not slice_hint or not scale: |
| raise XOSMissingField("Mandatory fields missing") |
| services = Service.select_by_user(request.user) |
| logger.info('SRIKANTH: Services for this user %(services)s' % {'services':services}) |
| if not services or (not services.get(name=service)): |
| raise XOSMissingField("Service not found") |
| service = services.get(name=service) |
| service.adjust_scale(slice_hint, int(scale)) |
| return Response("Success") |