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https://github.com/retspen/webvirtcloud
synced 2025-07-31 12:41:08 +00:00
Added sceleton for instancr page
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Retspen
parent
e9236f22a2
commit
e1ce8b53ac
4 changed files with 548 additions and 14 deletions
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@ -1,13 +1,18 @@
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from string import letters, digits
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from random import choice
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from bisect import insort
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from django.http import HttpResponseRedirect
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from django.core.urlresolvers import reverse
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from django.shortcuts import render
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from django.utils.translation import ugettext_lazy as _
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from computes.models import Compute
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from instances.models import Instance
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from users.models import UserInstance
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from vrtManager.hostdetails import wvmHostDetails
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from vrtManager.instance import wvmInstance, wvmInstances
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from vrtManager.connection import connection_manager
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from libvirt import libvirtError
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from libvirt import libvirtError, VIR_DOMAIN_XML_SECURE
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from webvirtcloud.settings import QEMU_KEYMAPS, QEMU_CONSOLE_TYPES
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def index(request):
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@ -92,7 +97,7 @@ def instances(request):
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return render(request, 'instances.html', locals())
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def instance(request, comptes_id, vname):
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def instance(request, compute_id, vname):
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"""
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:param request:
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:return:
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@ -101,4 +106,220 @@ def instance(request, comptes_id, vname):
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if not request.user.is_authenticated():
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return HttpResponseRedirect(reverse('index'))
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def show_clone_disk(disks):
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clone_disk = []
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for disk in disks:
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if disk['image'] is None:
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continue
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if disk['image'].count(".") and len(disk['image'].rsplit(".", 1)[1]) <= 7:
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name, suffix = disk['image'].rsplit(".", 1)
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image = name + "-clone" + "." + suffix
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else:
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image = disk['image'] + "-clone"
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clone_disk.append(
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{'dev': disk['dev'], 'storage': disk['storage'], 'image': image, 'format': disk['format']})
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return clone_disk
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errors = []
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messages = []
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compute = Compute.objects.get(id=compute_id)
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computes = Compute.objects.all()
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computes_count = len(computes)
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keymaps = QEMU_KEYMAPS
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console_types = QEMU_CONSOLE_TYPES
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try:
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conn = wvmInstance(compute.hostname,
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compute.login,
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compute.password,
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compute.type,
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vname)
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status = conn.get_status()
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autostart = conn.get_autostart()
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vcpu = conn.get_vcpu()
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cur_vcpu = conn.get_cur_vcpu()
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uuid = conn.get_uuid()
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memory = conn.get_memory()
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cur_memory = conn.get_cur_memory()
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description = conn.get_description()
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disks = conn.get_disk_device()
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media = conn.get_media_device()
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networks = conn.get_net_device()
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media_iso = sorted(conn.get_iso_media())
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vcpu_range = conn.get_max_cpus()
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memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
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if memory not in memory_range:
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insort(memory_range, memory)
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if cur_memory not in memory_range:
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insort(memory_range, cur_memory)
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memory_host = conn.get_max_memory()
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vcpu_host = len(vcpu_range)
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telnet_port = conn.get_telnet_port()
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console_type = conn.get_console_type()
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console_port = conn.get_console_port()
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console_keymap = conn.get_console_keymap()
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snapshots = sorted(conn.get_snapshot(), reverse=True)
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inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
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has_managed_save_image = conn.get_managed_save_image()
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clone_disks = show_clone_disk(disks)
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console_passwd = conn.get_console_passwd()
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except libvirtError as err:
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errors.append(err)
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try:
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instance = Instance.objects.get(compute_id=compute_id, name=vname)
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if instance.uuid != uuid:
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instance.uuid = uuid
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instance.save()
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except Instance.DoesNotExist:
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instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
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instance.save()
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try:
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if request.method == 'POST':
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if 'start' in request.POST:
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conn.start()
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return HttpResponseRedirect(request.get_full_path() + '#shutdown')
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if 'power' in request.POST:
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if 'shutdown' == request.POST.get('power', ''):
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conn.shutdown()
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return HttpResponseRedirect(request.get_full_path() + '#shutdown')
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if 'destroy' == request.POST.get('power', ''):
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conn.force_shutdown()
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return HttpResponseRedirect(request.get_full_path() + '#forceshutdown')
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if 'managedsave' == request.POST.get('power', ''):
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conn.managedsave()
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return HttpResponseRedirect(request.get_full_path() + '#managedsave')
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if 'deletesaveimage' in request.POST:
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conn.managed_save_remove()
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return HttpResponseRedirect(request.get_full_path() + '#managedsave')
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if 'suspend' in request.POST:
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conn.suspend()
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return HttpResponseRedirect(request.get_full_path() + '#suspend')
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if 'resume' in request.POST:
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conn.resume()
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return HttpResponseRedirect(request.get_full_path() + '#suspend')
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if 'delete' in request.POST:
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if conn.get_status() == 1:
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conn.force_shutdown()
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try:
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instance = Instance.objects.get(compute_id=host_id, name=vname)
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instance.delete()
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if request.POST.get('delete_disk', ''):
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conn.delete_disk()
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finally:
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conn.delete()
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return HttpResponseRedirect(reverse('instances', args=[host_id]))
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if 'snapshot' in request.POST:
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name = request.POST.get('name', '')
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conn.create_snapshot(name)
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return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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if 'umount_iso' in request.POST:
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image = request.POST.get('path', '')
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dev = request.POST.get('umount_iso', '')
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conn.umount_iso(dev, image)
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return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
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if 'mount_iso' in request.POST:
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image = request.POST.get('media', '')
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dev = request.POST.get('mount_iso', '')
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conn.mount_iso(dev, image)
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return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
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if 'set_autostart' in request.POST:
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conn.set_autostart(1)
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return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
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if 'unset_autostart' in request.POST:
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conn.set_autostart(0)
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return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
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if 'change_settings' in request.POST:
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description = request.POST.get('description', '')
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vcpu = request.POST.get('vcpu', '')
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cur_vcpu = request.POST.get('cur_vcpu', '')
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memory = request.POST.get('memory', '')
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memory_custom = request.POST.get('memory_custom', '')
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if memory_custom:
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memory = memory_custom
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cur_memory = request.POST.get('cur_memory', '')
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cur_memory_custom = request.POST.get('cur_memory_custom', '')
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if cur_memory_custom:
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cur_memory = cur_memory_custom
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conn.change_settings(description, cur_memory, memory, cur_vcpu, vcpu)
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return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
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if 'change_xml' in request.POST:
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xml = request.POST.get('inst_xml', '')
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if xml:
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conn._defineXML(xml)
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return HttpResponseRedirect(request.get_full_path() + '#instancexml')
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if 'set_console_passwd' in request.POST:
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if request.POST.get('auto_pass', ''):
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passwd = ''.join([choice(letters + digits) for i in xrange(12)])
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else:
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passwd = request.POST.get('console_passwd', '')
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clear = request.POST.get('clear_pass', False)
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if clear:
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passwd = ''
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if not passwd and not clear:
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msg = _("Enter the console password or select Generate")
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errors.append(msg)
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if not errors:
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if not conn.set_console_passwd(passwd):
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msg = _("Error setting console password. You should check that your instance have an graphic device.")
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errors.append(msg)
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else:
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return HttpResponseRedirect(request.get_full_path() + '#console_pass')
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if 'set_console_keymap' in request.POST:
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keymap = request.POST.get('console_keymap', '')
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clear = request.POST.get('clear_keymap', False)
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if clear:
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conn.set_console_keymap('')
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else:
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conn.set_console_keymap(keymap)
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return HttpResponseRedirect(request.get_full_path() + '#console_keymap')
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if 'set_console_type' in request.POST:
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console_type = request.POST.get('console_type', '')
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conn.set_console_type(console_type)
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return HttpResponseRedirect(request.get_full_path() + '#console_type')
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if 'migrate' in request.POST:
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compute_id = request.POST.get('compute_id', '')
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live = request.POST.get('live_migrate', False)
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unsafe = request.POST.get('unsafe_migrate', False)
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xml_del = request.POST.get('xml_delete', False)
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new_compute = Compute.objects.get(id=compute_id)
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conn_migrate = wvmInstances(new_compute.hostname,
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new_compute.login,
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new_compute.password,
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new_compute.type)
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conn_migrate.moveto(conn, vname, live, unsafe, xml_del)
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conn_migrate.define_move(vname)
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conn_migrate.close()
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return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
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if 'delete_snapshot' in request.POST:
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snap_name = request.POST.get('name', '')
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conn.snapshot_delete(snap_name)
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return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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if 'revert_snapshot' in request.POST:
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snap_name = request.POST.get('name', '')
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conn.snapshot_revert(snap_name)
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msg = _("Successful revert snapshot: ")
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msg += snap_name
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messages.append(msg)
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if 'clone' in request.POST:
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clone_data = {}
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clone_data['name'] = request.POST.get('name', '')
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for post in request.POST:
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if 'disk' or 'meta' in post:
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clone_data[post] = request.POST.get(post, '')
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conn.clone_instance(clone_data)
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return HttpResponseRedirect(reverse('instance', args=[host_id, clone_data['name']]))
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conn.close()
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except libvirtError as err:
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errors.append(err)
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return render(request, 'instance.html', locals())
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