mirror of
https://github.com/retspen/webvirtcloud
synced 2024-12-25 15:45:23 +00:00
226 lines
9.7 KiB
Python
226 lines
9.7 KiB
Python
from django.shortcuts import render, get_object_or_404
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from django.http import HttpResponseRedirect
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from django.utils.translation import ugettext_lazy as _
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from django.core.urlresolvers import reverse
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from django.contrib.auth.decorators import login_required
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from computes.models import Compute
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from networks.forms import AddNetPool
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from vrtManager.network import wvmNetwork, wvmNetworks
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from vrtManager.network import network_size
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from libvirt import libvirtError
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from django.contrib import messages
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@login_required
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def networks(request, compute_id):
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"""
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:param request:
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:param compute_id:
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:return:
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"""
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if not request.user.is_superuser:
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return HttpResponseRedirect(reverse('index'))
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error_messages = []
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compute = get_object_or_404(Compute, pk=compute_id)
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try:
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conn = wvmNetworks(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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networks = conn.get_networks_info()
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dhcp4 = netmask4 = gateway4 = ''
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dhcp6 = prefix6 = gateway6 = ''
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ipv4 = ipv6 = False
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if request.method == 'POST':
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if 'create' in request.POST:
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form = AddNetPool(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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if data['name'] in networks:
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msg = _("Network pool name already in use")
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error_messages.append(msg)
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if data['forward'] == 'bridge' and data['bridge_name'] == '':
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error_messages.append('Please enter bridge name')
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if data['subnet']:
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ipv4 = True
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gateway4, netmask4, dhcp4 = network_size(data['subnet'], data['dhcp4'])
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if data['subnet6']:
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ipv6 = True
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gateway6, prefix6, dhcp6 = network_size(data['subnet6'], data['dhcp6'])
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if prefix6 != '64':
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error_messages.append('For libvirt, the IPv6 network prefix must be /64')
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if not error_messages:
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conn.create_network(data['name'],
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data['forward'],
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ipv4, gateway4, netmask4, dhcp4,
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ipv6, gateway6, prefix6, dhcp6,
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data['bridge_name'], data['openvswitch'], data['fixed'])
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return HttpResponseRedirect(reverse('network', args=[compute_id, data['name']]))
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else:
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for msg_err in form.errors.values():
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error_messages.append(msg_err.as_text())
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conn.close()
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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return render(request, 'networks.html', locals())
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@login_required
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def network(request, compute_id, pool):
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"""
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:param request:
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:param compute_id:
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:param pool:
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:return:
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"""
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if not request.user.is_superuser:
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return HttpResponseRedirect(reverse('index'))
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error_messages = []
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compute = get_object_or_404(Compute, pk=compute_id)
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try:
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conn = wvmNetwork(compute.hostname,
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compute.login,
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compute.password,
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compute.type,
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pool)
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networks = conn.get_networks()
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state = conn.is_active()
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device = conn.get_bridge_device()
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autostart = conn.get_autostart()
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net_mac = conn.get_network_mac()
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net_forward = conn.get_network_forward()
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qos = conn.get_qos()
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dhcp_range_start = ipv4_dhcp_range_end = dict()
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ip_networks = conn.get_ip_networks()
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for family, ip_network in ip_networks.items():
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if family == "ipv4":
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ipv4_dhcp_range_start = conn.get_dhcp_range_start(family)
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ipv4_dhcp_range_end = conn.get_dhcp_range_end(family)
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ipv4_network = ip_network
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ipv4_fixed_address = conn.get_dhcp_host_addr(family)
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elif family == "ipv6":
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ipv6_dhcp_range_start = conn.get_dhcp_range_start(family)
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ipv6_dhcp_range_end = conn.get_dhcp_range_end(family)
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ipv6_network = ip_network
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ipv6_fixed_address = conn.get_dhcp_host_addr(family)
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else:
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raise Exception("Unknown Network Family")
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xml = conn._XMLDesc(0)
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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return HttpResponseRedirect(reverse('networks', args=compute_id))
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if request.method == 'POST':
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if 'start' in request.POST:
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try:
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conn.start()
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'stop' in request.POST:
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try:
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conn.stop()
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'delete' in request.POST:
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try:
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conn.delete()
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return HttpResponseRedirect(reverse('networks', args=[compute_id]))
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'set_autostart' in request.POST:
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try:
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conn.set_autostart(1)
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'unset_autostart' in request.POST:
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try:
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conn.set_autostart(0)
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'modify_fixed_address' in request.POST:
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name = request.POST.get('name', '')
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address = request.POST.get('address', '')
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family = request.POST.get('family', 'ipv4')
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if family == 'ipv4':
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mac_duid = request.POST.get('mac', '')
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if family == 'ipv6':
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mac_duid = request.POST.get('id', '')
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try:
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ret_val = conn.modify_fixed_address(name, address, mac_duid, family)
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messages.success(request, "{} Fixed Address Operation Completed.".format(family.upper()))
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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except ValueError as val_err:
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error_messages.append(val_err.message)
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if 'delete_fixed_address' in request.POST:
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ip = request.POST.get('address', '')
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family = request.POST.get('family', 'ipv4')
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conn.delete_fixed_address(ip, family)
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messages.success(request, "{} Fixed Address is Deleted.".format(family.upper()))
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return HttpResponseRedirect(request.get_full_path())
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if 'modify_dhcp_range' in request.POST:
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range_start = request.POST.get('range_start', '')
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range_end = request.POST.get('range_end', '')
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family = request.POST.get('family', 'ipv4')
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try:
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conn.modify_dhcp_range(range_start, range_end, family)
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messages.success(request, "{} DHCP Range is Changed.".format(family.upper()))
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return HttpResponseRedirect(request.get_full_path())
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except libvirtError as lib_err:
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error_messages.append(lib_err.message)
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if 'edit_network' in request.POST:
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edit_xml = request.POST.get('edit_xml', '')
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if edit_xml:
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conn.edit_network(edit_xml)
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if conn.is_active():
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messages.success(request, _("Network XML is changed. \\"
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"Stop and start network to activate new config."))
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else:
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messages.success(request, _("Network XML is changed."))
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return HttpResponseRedirect(request.get_full_path())
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if 'set_qos' in request.POST:
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qos_dir = request.POST.get('qos_direction', '')
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average = request.POST.get('qos_average') or 0
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peak = request.POST.get('qos_peak') or 0
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burst = request.POST.get('qos_burst') or 0
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try:
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conn.set_qos(qos_dir, average, peak, burst)
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if conn.is_active():
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messages.success(request, "{} Qos is set. Network XML is changed.".format(qos_dir.capitalize()) +
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"Stop and start network to activate new config")
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else:
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messages.success(request, "{} Qos is set".format(qos_dir.capitalize()))
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except libvirtError as le:
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messages.error(request, le.message)
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return HttpResponseRedirect(request.get_full_path())
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if 'unset_qos' in request.POST:
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qos_dir = request.POST.get('qos_direction', '')
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conn.unset_qos(qos_dir)
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if conn.is_active():
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messages.success(request, "{} Qos is deleted. Network XML is changed. ".format(qos_dir.capitalize()) +
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"Stop and start network to activate new config.")
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else:
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messages.success(request, "{} Qos is deleted".format(qos_dir.capitalize()))
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return HttpResponseRedirect(request.get_full_path())
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conn.close()
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return render(request, 'network.html', locals())
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