| import os |
| import sys |
| from django.views.generic import TemplateView, View |
| import datetime |
| from pprint import pprint |
| import json |
| from syndicate_storage.models import * |
| from core.models import * |
| from hpc.models import ContentProvider |
| from operator import attrgetter |
| from django import template |
| from django.views.decorators.csrf import csrf_exempt |
| from django.http import HttpResponse, HttpResponseServerError, HttpResponseForbidden |
| from django.core import urlresolvers |
| from django.contrib.gis.geoip import GeoIP |
| from django.db.models import Q |
| from ipware.ip import get_ip |
| from operator import itemgetter, attrgetter |
| import traceback |
| import math |
| from xos.config import Config, XOS_DIR |
| |
| def getDashboardContext(user, context={}, tableFormat = False): |
| context = {} |
| |
| userSliceData = getSliceInfo(user) |
| if (tableFormat): |
| context['userSliceInfo'] = userSliceTableFormatter(userSliceData) |
| else: |
| context['userSliceInfo'] = userSliceData |
| # context['cdnData'] = getCDNOperatorData(wait=False) |
| # context['cdnContentProviders'] = getCDNContentProviderData() |
| |
| (dashboards, unusedDashboards)= getDashboards(user) |
| unusedDashboards=[x for x in unusedDashboards if x!="Customize"] |
| context['dashboards'] = dashboards |
| context['unusedDashboards'] = unusedDashboards |
| |
| return context |
| |
| def getDashboards(user): |
| dashboards = user.get_dashboards() |
| |
| dashboard_names = [d.name for d in dashboards] |
| |
| unused_dashboard_names = [] |
| for dashboardView in DashboardView.objects.all(): |
| # do not show disabled dashboard views |
| if not dashboardView.enabled: |
| continue |
| if not dashboardView.name in dashboard_names: |
| unused_dashboard_names.append(dashboardView.name) |
| |
| return (dashboard_names, unused_dashboard_names) |
| |
| def getSliceInfo(user): |
| sliceList = Slice.objects.all() |
| slicePrivs = SlicePrivilege.objects.filter(user=user) |
| userSliceInfo = [] |
| for entry in slicePrivs: |
| |
| slice = Slice.objects.filter(id=entry.slice.id) |
| if not slice: |
| # the privilege is to a slice that doesn't exist |
| print "data model consistency problem, slice %s doesn't exist" % entry.slice.id |
| continue |
| slice = slice[0] |
| slicename = slice.name |
| sliverList=Sliver.objects.all() |
| sites_used = {} |
| for sliver in slice.slivers.all(): |
| #sites_used['deploymentSites'] = sliver.node.deployment.name |
| # sites_used[sliver.image.name] = sliver.image.name |
| sites_used[sliver.node.site_deployment.site] = 1 #sliver.numberCores |
| sliceid = Slice.objects.get(id=entry.slice.id).id |
| try: |
| sliverList = Sliver.objects.filter(slice=entry.slice.id) |
| siteList = {} |
| for x in sliverList: |
| if x.node.site_deployment.site not in siteList: |
| siteList[x.node.site_deployment.site] = 1 |
| slivercount = len(sliverList) |
| sitecount = len(siteList) |
| except: |
| traceback.print_exc() |
| slivercount = 0 |
| sitecount = 0 |
| |
| userSliceInfo.append({'slicename': slicename, 'sliceid':sliceid, |
| 'sitesUsed':sites_used, |
| 'role': SliceRole.objects.get(id=entry.role.id).role, |
| 'slivercount': slivercount, |
| 'sitecount':sitecount}) |
| |
| return userSliceInfo |
| |
| def slice_increase_slivers(user, user_ip, siteList, slice, image, count, noAct=False): |
| sitesChanged = {} |
| |
| # let's compute how many slivers are in use in each node of each site |
| for site in siteList: |
| site.nodeList = list(site.nodes.all()) |
| for node in site.nodeList: |
| node.sliverCount = 0 |
| for sliver in node.slivers.all(): |
| if sliver.slice.id == slice.id: |
| node.sliverCount = node.sliverCount + 1 |
| |
| # Allocate slivers to nodes |
| # for now, assume we want to allocate all slivers from the same site |
| nodes = siteList[0].nodeList |
| while (count>0): |
| # Sort the node list by number of slivers per node, then pick the |
| # node with the least number of slivers. |
| nodes = sorted(nodes, key=attrgetter("sliverCount")) |
| node = nodes[0] |
| |
| print "adding sliver at node", node.name, "of site", node.site.name |
| |
| if not noAct: |
| sliver = Sliver(name=node.name, |
| slice=slice, |
| node=node, |
| image = image, |
| creator = User.objects.get(email=user), |
| deploymentNetwork=node.deployment) |
| sliver.save() |
| |
| node.sliverCount = node.sliverCount + 1 |
| |
| count = count - 1 |
| |
| sitesChanged[node.site.name] = sitesChanged.get(node.site.name,0) + 1 |
| |
| return sitesChanged |
| |
| def slice_decrease_slivers(user, siteList, slice, count, noAct=False): |
| sitesChanged = {} |
| if siteList: |
| siteNames = [site.name for site in siteList] |
| else: |
| siteNames = None |
| |
| for sliver in list(slice.slivers.all()): |
| if count>0: |
| if(not siteNames) or (sliver.node.site.name in siteNames): |
| sliver.delete()
|
| print "deleting sliver",sliver.name,"at node",sliver.node.name
|
| count=count-1
|
| sitesChanged[sliver.node.site.name] = sitesChanged.get(sliver.node.site.name,0) - 1
|
|
|
| return sitesChanged |
| |
| def haversine(site_lat, site_lon, lat, lon): |
| d=0 |
| if lat and lon and site_lat and site_lon: |
| site_lat = float(site_lat) |
| site_lon = float(site_lon) |
| lat = float(lat) |
| lon = float(lon) |
| R = 6378.1 |
| a = math.sin( math.radians((lat - site_lat)/2.0) )**2 + math.cos( math.radians(lat) )*math.cos( math.radians(site_lat) )*(math.sin( math.radians((lon - site_lon)/2.0 ) )**2) |
| c = 2 * math.atan2( math.sqrt(a), math.sqrt(1 - a) ) |
| d = R * c |
| |
| return d |
| |
| def userSliceTableFormatter(data): |
| formattedData = { |
| 'rows' : data |
| } |
| return formattedData |