mirror of
https://github.com/retspen/webvirtcloud
synced 2024-11-01 03:54:15 +00:00
273 lines
10 KiB
Python
273 lines
10 KiB
Python
import json
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from django.utils import timezone
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from django.http import HttpResponse, HttpResponseRedirect
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from django.core.urlresolvers import reverse
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from django.shortcuts import render, get_object_or_404
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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 instances.models import Instance
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from accounts.models import UserInstance
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from computes.forms import ComputeAddTcpForm, ComputeAddSshForm, ComputeEditHostForm, ComputeAddTlsForm, ComputeAddSocketForm
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from vrtManager.hostdetails import wvmHostDetails
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from vrtManager.connection import CONN_SSH, CONN_TCP, CONN_TLS, CONN_SOCKET, connection_manager, wvmConnect
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from libvirt import libvirtError
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@login_required
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def computes(request):
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"""
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:param request:
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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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def get_hosts_status(computes):
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"""
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Function return all hosts all vds on host
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"""
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compute_data = []
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for compute in computes:
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compute_data.append({'id': compute.id,
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'name': compute.name,
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'hostname': compute.hostname,
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'status': connection_manager.host_is_up(compute.type, compute.hostname),
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'type': compute.type,
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'login': compute.login,
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'password': compute.password,
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'details': compute.details
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})
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return compute_data
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error_messages = []
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computes = Compute.objects.filter().order_by('name')
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computes_info = get_hosts_status(computes)
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if request.method == 'POST':
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if 'host_del' in request.POST:
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compute_id = request.POST.get('host_id', '')
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try:
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del_user_inst_on_host = UserInstance.objects.filter(instance__compute_id=compute_id)
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del_user_inst_on_host.delete()
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finally:
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try:
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del_inst_on_host = Instance.objects.filter(compute_id=compute_id)
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del_inst_on_host.delete()
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finally:
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del_host = Compute.objects.get(id=compute_id)
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del_host.delete()
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return HttpResponseRedirect(request.get_full_path())
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if 'host_tcp_add' in request.POST:
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form = ComputeAddTcpForm(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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new_tcp_host = Compute(name=data['name'],
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hostname=data['hostname'],
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type=CONN_TCP,
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login=data['login'],
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password=data['password'],
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details=data['details'])
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new_tcp_host.save()
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return HttpResponseRedirect(request.get_full_path())
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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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if 'host_ssh_add' in request.POST:
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form = ComputeAddSshForm(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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new_ssh_host = Compute(name=data['name'],
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hostname=data['hostname'],
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type=CONN_SSH,
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login=data['login'],
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details=data['details'])
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new_ssh_host.save()
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return HttpResponseRedirect(request.get_full_path())
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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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if 'host_tls_add' in request.POST:
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form = ComputeAddTlsForm(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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new_tls_host = Compute(name=data['name'],
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hostname=data['hostname'],
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type=CONN_TLS,
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login=data['login'],
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password=data['password'],
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details=data['details'])
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new_tls_host.save()
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return HttpResponseRedirect(request.get_full_path())
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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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if 'host_socket_add' in request.POST:
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form = ComputeAddSocketForm(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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new_socket_host = Compute(name=data['name'],
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details=data['details'],
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hostname='localhost',
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type=CONN_SOCKET,
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login='',
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password='')
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new_socket_host.save()
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return HttpResponseRedirect(request.get_full_path())
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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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if 'host_edit' in request.POST:
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form = ComputeEditHostForm(request.POST)
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if form.is_valid():
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data = form.cleaned_data
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compute_edit = Compute.objects.get(id=data['host_id'])
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compute_edit.name = data['name']
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compute_edit.hostname = data['hostname']
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compute_edit.login = data['login']
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compute_edit.password = data['password']
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compute_edit.details = data['details']
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compute_edit.save()
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return HttpResponseRedirect(request.get_full_path())
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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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return render(request, 'computes.html', locals())
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@login_required
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def overview(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 = wvmHostDetails(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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hostname, host_arch, host_memory, logical_cpu, model_cpu, uri_conn = conn.get_node_info()
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hypervisor = conn.get_hypervisors_domain_types()
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mem_usage = conn.get_memory_usage()
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emulator = conn.get_emulator(host_arch)
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version = conn.get_version()
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lib_version = conn.get_lib_version()
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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, 'overview.html', locals())
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@login_required
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def compute_graph(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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compute = get_object_or_404(Compute, pk=compute_id)
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try:
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conn = wvmHostDetails(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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current_time = timezone.now().strftime("%H:%M:%S")
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cpu_usage = conn.get_cpu_usage()
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mem_usage = conn.get_memory_usage()
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conn.close()
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except libvirtError:
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cpu_usage = {'usage': 0}
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mem_usage = {'usage': 0}
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data = json.dumps({'cpudata': cpu_usage['usage'],
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'memdata': mem_usage,
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'timeline': current_time})
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response = HttpResponse()
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response['Content-Type'] = "text/javascript"
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response.write(data)
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return response
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@login_required
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def get_compute_disk_buses(request, compute_id, arch, machine, disk):
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data = dict()
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compute = get_object_or_404(Compute, pk=compute_id)
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try:
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conn = wvmConnect(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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disk_device_types = conn.get_disk_device_types(arch, machine)
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if disk in disk_device_types:
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if disk == 'disk':
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data['bus'] = sorted(disk_device_types)
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elif disk == 'cdrom':
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data['bus'] = ['ide', 'sata', 'scsi']
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elif disk == 'floppy':
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data['bus'] = ['fdc']
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elif disk == 'lun':
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data['bus'] = ['scsi']
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except libvirtError:
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pass
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return HttpResponse(json.dumps(data))
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@login_required
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def get_compute_machine_types(request, compute_id, arch):
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data = dict()
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try:
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compute = get_object_or_404(Compute, pk=compute_id)
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conn = wvmConnect(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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data['machines'] = conn.get_machine_types(arch)
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except libvirtError:
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pass
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return HttpResponse(json.dumps(data))
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@login_required
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def get_compute_video_models(request, compute_id, arch, machine):
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data = dict()
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try:
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compute = get_object_or_404(Compute, pk=compute_id)
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conn = wvmConnect(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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data['videos'] = conn.get_video_models(arch, machine)
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except libvirtError:
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pass
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return HttpResponse(json.dumps(data))
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@login_required
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def get_dom_capabilities(request, compute_id, arch, machine):
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data = dict()
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try:
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compute = get_object_or_404(Compute, pk=compute_id)
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conn = wvmConnect(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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data['videos'] = conn.get_disk_device_types(arch, machine)
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data['bus'] = conn.get_disk_device_types(arch, machine)
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except libvirtError:
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pass
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return HttpResponse(json.dumps(data))
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