def refresh_instance_database(comp, vm, info):
instances = Instance.objects.filter(name=vm)
if instances.count() > 1:
for i in instances:
user_instances_count = UserInstance.objects.filter(instance=i).count()
if user_instances_count == 0:
addlogmsg(request.user.username, i.name, _("Deleting due to multiple records."))
i.delete()
try:
check_uuid = Instance.objects.get(compute_id=comp["id"], name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
all_host_vms[comp["id"],
comp["name"],
comp["status"],
comp["cpu"],
comp["mem_size"],
comp["mem_perc"]][vm]['is_template'] = check_uuid.is_template
all_host_vms[comp["id"],
comp["name"],
comp["status"],
comp["cpu"],
comp["mem_size"],
comp["mem_perc"]][vm]['userinstances'] = get_userinstances_info(check_uuid)
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp["id"], name=vm, uuid=info['uuid'])
check_uuid.save()
def refresh_instance_database(comp, vm, info):
instances = Instance.objects.filter(name=vm)
if instances.count() > 1:
for i in instances:
user_instances_count = UserInstance.objects.filter(
instance=i).count()
if user_instances_count == 0:
addlogmsg(request.user.username, i.name,
_("Deleting due to multiple records."))
i.delete()
try:
check_uuid = Instance.objects.get(compute_id=comp["id"], name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
all_host_vms[comp_info["id"], comp_info["name"],
comp_info["status"], comp_info["cpu"],
comp_info["mem_size"], comp_info["mem_perc"]][vm][
'is_template'] = check_uuid.is_template
all_host_vms[comp_info["id"], comp_info["name"],
comp_info["status"], comp_info["cpu"],
comp_info["mem_size"], comp_info["mem_perc"]][vm][
'userinstances'] = get_userinstances_info(
check_uuid)
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp["id"],
name=vm,
uuid=info['uuid'])
check_uuid.save()
def refresh_instance_database(comp, inst_name, info, all_host_vms, user):
# Multiple Instance Name Check
instances = Instance.objects.filter(name=inst_name)
if instances.count() > 1:
for i in instances:
user_instances_count = UserInstance.objects.filter(
instance=i).count()
if user_instances_count == 0:
addlogmsg(
user.username, i.name,
_("Deleting due to multiple(Instance Name) records."))
i.delete()
# Multiple UUID Check
instances = Instance.objects.filter(uuid=info['uuid'])
if instances.count() > 1:
for i in instances:
if i.name != inst_name:
addlogmsg(user.username, i.name,
_("Deleting due to multiple(UUID) records."))
i.delete()
try:
inst_on_db = Instance.objects.get(compute_id=comp["id"],
name=inst_name)
if inst_on_db.uuid != info['uuid']:
inst_on_db.save()
all_host_vms[comp["id"], comp["name"], comp["status"], comp["cpu"],
comp["mem_size"], comp["mem_perc"]][inst_name][
'is_template'] = inst_on_db.is_template
all_host_vms[comp["id"], comp["name"], comp["status"], comp["cpu"],
comp["mem_size"], comp["mem_perc"]][inst_name][
'userinstances'] = get_userinstances_info(inst_on_db)
except Instance.DoesNotExist:
inst_on_db = Instance(compute_id=comp["id"],
name=inst_name,
uuid=info['uuid'])
inst_on_db.save()
def nwfilters(request, compute_id):
"""
:param request:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
error_messages = []
nwfilters_all = []
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmNWFilters(compute.hostname, compute.login, compute.password,
compute.type)
if request.method == 'POST':
if 'create_nwfilter' in request.POST:
xml = request.POST.get('nwfilter_xml', '')
if xml:
try:
util.etree.fromstring(xml)
name = util.get_xml_path(xml, '/filter/@name')
uuid = util.get_xml_path(xml, '/filter/uuid')
except util.etree.ParseError:
name = None
for nwf in nwfilters:
if name == nwf.name():
error_msg = _(
"A network filter with this name already exists"
)
raise Exception(error_msg)
if uuid == nwf.UUIDString():
error_msg = _(
"A network filter with this uuid already exists"
)
raise Exception(error_msg)
else:
try:
msg = _("Creating NWFilter: %s" % name)
conn.create_nwfilter(xml)
addlogmsg(request.user.username, compute.hostname,
msg)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, compute.hostname,
lib_err.message)
if 'del_nwfilter' in request.POST:
name = request.POST.get('nwfiltername', '')
msg = _("Deleting NWFilter: %s" % name)
in_use = False
nwfilter = conn.get_nwfilter(name)
is_conn = wvmInstances(compute.hostname, compute.login,
compute.password, compute.type)
instances = is_conn.get_instances()
for inst in instances:
# if in_use: break
i_conn = wvmInstance(compute.hostname, compute.login,
compute.password, compute.type, inst)
dom_filterrefs = i_conn.get_filterrefs()
if name in dom_filterrefs:
in_use = True
msg = _(
"NWFilter is in use by %s. Cannot be deleted." %
inst)
error_messages.append(msg)
addlogmsg(request.user.username, compute.hostname, msg)
i_conn.close()
break
is_conn.close()
if nwfilter and not in_use:
nwfilter.undefine()
addlogmsg(request.user.username, compute.hostname, msg)
if 'cln_nwfilter' in request.POST:
name = request.POST.get('nwfiltername', '')
cln_name = request.POST.get('cln_name', name + '-clone')
conn.clone_nwfilter(name, cln_name)
msg = _("Cloning NWFilter %s as %s" % (name, cln_name))
addlogmsg(request.user.username, compute.hostname, msg)
for nwf in conn.get_nwfilters():
nwfilters_all.append(conn.get_nwfilter_info(nwf))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, compute.hostname, lib_err)
except Exception as err:
error_messages.append(err)
addlogmsg(request.user.username, compute.hostname, err)
return render(
request, 'nwfilters.html', {
'error_messages': error_messages,
'nwfilters': nwfilters_all,
'compute': compute
})
def instances(request):
"""
:param request:
:return:
"""
error_messages = []
all_host_vms = {}
all_user_vms = {}
computes = Compute.objects.all()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(usr_inst.instance.name)
all_user_vms[usr_inst].update({'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
if connection_manager.host_is_up(comp.type, comp.hostname):
try:
conn = wvmHostDetails(comp, comp.login, comp.password, comp.type)
if conn.get_host_instances():
all_host_vms[comp.id, comp.name] = conn.get_host_instances()
for vm, info in conn.get_host_instances().items():
try:
check_uuid = Instance.objects.get(compute_id=comp.id, name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
all_host_vms[comp.id, comp.name][vm]['is_template'] = check_uuid.is_template
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp.id, name=vm, uuid=info['uuid'])
check_uuid.save()
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if 'getvvfile' in request.POST:
msg = _("Send console.vv file")
addlogmsg(request.user.username, instance.name, msg)
response = HttpResponse(content='', content_type='application/x-virt-viewer', status=200, reason=None, charset='utf-8')
response.writelines('[virt-viewer]\n')
response.writelines('type=' + conn.graphics_type(name) + '\n')
response.writelines('host=' + conn.graphics_listen(name) + '\n')
response.writelines('port=' + conn.graphics_port(name) + '\n')
response.writelines('title=' + conn.domain_name(name) + '\n')
response.writelines('password='******'\n')
response.writelines('enable-usbredir=1\n')
response.writelines('disable-effects=all\n')
response.writelines('secure-attention=ctrl+alt+ins\n')
response.writelines('release-cursor=ctrl+alt\n')
response.writelines('fullscreen=1\n')
response.writelines('delete-this-file=1\n')
response['Content-Disposition'] = 'attachment; filename="console.vv"'
return response
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
return render(request, 'instances.html', locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
error_messages = []
messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all()
computes_count = len(computes)
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
try:
userinstace = UserInstance.objects.get(instance__compute_id=compute_id,
instance__name=vname,
user__id=request.user.id)
except UserInstance.DoesNotExist:
userinstace = None
if not request.user.is_superuser:
if not userinstace:
return HttpResponseRedirect(reverse('index'))
def show_clone_disk(disks, vname=''):
clone_disk = []
for disk in disks:
if disk['image'] is None:
continue
if disk['image'].count("-") and disk['image'].rsplit("-", 1)[0] == vname:
name, suffix = disk['image'].rsplit("-", 1)
image = name + "-clone" + "-" + suffix
elif disk['image'].count(".") and len(disk['image'].rsplit(".", 1)[1]) <= 7:
name, suffix = disk['image'].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk['image'] + "-clone"
clone_disk.append(
{'dev': disk['dev'], 'storage': disk['storage'],
'image': image, 'format': disk['format']})
return clone_disk
def filesizefstr(size_str):
if size_str == '':
return 0
size_str = size_str.encode('ascii', 'ignore').upper().translate(None, " B")
if 'K' == size_str[-1]:
return long(float(size_str[:-1]))<<10
elif 'M' == size_str[-1]:
return long(float(size_str[:-1]))<<20
elif 'G' == size_str[-1]:
return long(float(size_str[:-1]))<<30
elif 'T' == size_str[-1]:
return long(float(size_str[:-1]))<<40
elif 'P' == size_str[-1]:
return long(float(size_str[:-1]))<<50
else:
return long(float(size_str))
def get_clone_free_names(size=10):
prefix = settings.CLONE_INSTANCE_DEFAULT_PREFIX
free_names = []
existing_names = [i.name for i in Instance.objects.filter(name__startswith=prefix)]
index = 1
while len(free_names) < size:
new_name = prefix + str(index)
if new_name not in existing_names:
free_names.append(new_name)
index += 1
return free_names
def check_user_quota(instance, cpu, memory, disk_size):
user_instances = UserInstance.objects.filter(user_id=request.user.id, instance__is_template=False)
instance += len(user_instances)
for usr_inst in user_instances:
if connection_manager.host_is_up(usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmInstance(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type,
usr_inst.instance.name)
cpu += int(conn.get_vcpu())
memory += int(conn.get_memory())
for disk in conn.get_disk_device():
disk_size += int(disk['size'])>>30
ua = request.user.userattributes
msg = ""
if ua.max_instances > 0 and instance > ua.max_instances:
msg = "instance"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (instance, ua.max_instances)
if ua.max_cpus > 0 and cpu > ua.max_cpus:
msg = "cpu"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (cpu, ua.max_cpus)
if ua.max_memory > 0 and memory > ua.max_memory:
msg = "memory"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (memory, ua.max_memory)
if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
msg = "disk"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (disk_size, ua.max_disk_size)
return msg
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
title = conn.get_title()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
media_iso = sorted(conn.get_iso_media())
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
snapshots = sorted(conn.get_snapshot(), reverse=True)
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks, vname)
console_passwd = conn.get_console_passwd()
clone_free_names = get_clone_free_names()
user_quota_msg = check_user_quota(0, 0, 0, 0)
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
if request.method == 'POST':
if 'poweron' in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweron')
if 'powercycle' in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powercycle')
if 'poweroff' in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweroff')
if 'powerforce' in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powerforce')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id, name=vname)
instance_name = instance.name
instance.delete()
try:
del_userinstance = UserInstance.objects.filter(instance__compute_id=compute_id, instance__name=vname)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse('instances'))
if 'rootpasswd' in request.POST:
passwd = request.POST.get('passwd', '')
passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
data = {'action': 'password', 'passwd': passwd_hash, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'addpublickey' in request.POST:
sshkeyid = request.POST.get('sshkeyid', '')
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {'action': 'publickey', 'key': publickey.keypublic, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" % publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'resize' in request.POST:
new_vcpu = request.POST.get('vcpu', '')
new_cur_vcpu = request.POST.get('cur_vcpu', '')
new_memory = request.POST.get('memory', '')
new_memory_custom = request.POST.get('memory_custom', '')
if new_memory_custom:
new_memory = new_memory_custom
new_cur_memory = request.POST.get('cur_memory', '')
new_cur_memory_custom = request.POST.get('cur_memory_custom', '')
if new_cur_memory_custom:
new_cur_memory = new_cur_memory_custom
disks_new = []
for disk in disks:
input_disk_size = filesizefstr(request.POST.get('disk_size_' + disk['dev'], ''))
if input_disk_size > disk['size']+(64<<20):
disk['size_new'] = input_disk_size
disks_new.append(disk)
disk_sum = sum([disk['size']>>30 for disk in disks_new])
disk_new_sum = sum([disk['size_new']>>30 for disk in disks_new])
quota_msg = check_user_quota(0, int(new_vcpu)-vcpu, int(new_memory)-memory, disk_new_sum-disk_sum)
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot resize '%s'!" % (quota_msg, instance.name))
error_messages.append(msg)
else:
cur_memory = new_cur_memory
memory = new_memory
cur_vcpu = new_cur_vcpu
vcpu = new_vcpu
conn.resize(cur_memory, memory, cur_vcpu, vcpu, disks_new)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resize')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'revert_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.append(msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if 'suspend' in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resume')
if 'resume' in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'change_xml' in request.POST:
exit_xml = request.POST.get('inst_xml', '')
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#xmledit')
if 'set_console_passwd' in request.POST:
if request.POST.get('auto_pass', ''):
passwd = ''.join([choice(letters + digits) for i in xrange(12)])
else:
passwd = request.POST.get('console_passwd', '')
clear = request.POST.get('clear_pass', False)
if clear:
passwd = ''
if not passwd and not clear:
msg = _("Enter the console password or select Generate")
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _("Error setting console password. You should check that your instance have an graphic device.")
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_keymap' in request.POST:
keymap = request.POST.get('console_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_console_keymap('')
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
live = request.POST.get('live_migrate', False)
unsafe = request.POST.get('unsafe_migrate', False)
xml_del = request.POST.get('xml_delete', False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del)
conn_migrate.define_move(vname)
conn_migrate.close()
msg = _("Migrate")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
if 'change_network' in request.POST:
network_data = {}
for post in request.POST:
if post.startswith('net-'):
network_data[post] = request.POST.get(post, '')
conn.change_network(network_data)
msg = _("Edit network")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#network')
if 'change_options' in request.POST:
instance.is_template = request.POST.get('is_template', False)
instance.save()
options = {}
for post in request.POST:
if post in ['title', 'description']:
options[post] = request.POST.get(post, '')
conn.set_options(options)
msg = _("Edit options")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#options')
if request.user.is_superuser or request.user.userattributes.can_clone_instances:
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
disk_sum = sum([disk['size']>>30 for disk in disks])
quota_msg = check_user_quota(1, vcpu, memory, disk_sum)
check_instance = Instance.objects.filter(name=clone_data['name'])
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot create '%s'!" % (quota_msg, clone_data['name']))
error_messages.append(msg)
elif check_instance:
msg = _("Instance '%s' already exists!" % clone_data['name'])
error_messages.append(msg)
else:
for post in request.POST:
clone_data[post] = request.POST.get(post, '')
new_uuid = conn.clone_instance(clone_data)
new_instance = Instance(compute_id=compute_id, name=clone_data['name'], uuid=new_uuid)
new_instance.save()
userinstance = UserInstance(instance_id=new_instance.id, user_id=request.user.id, is_delete=True)
userinstance.save()
msg = _("Clone of '%s'" % instance.name)
addlogmsg(request.user.username, new_instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, clone_data['name']]))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, 'instance.html', locals())
def create_instance(request, compute_id):
"""
:param request:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
conn = None
error_messages = []
storages = []
networks = []
meta_prealloc = False
compute = get_object_or_404(Compute, pk=compute_id)
flavors = Flavor.objects.filter().order_by('id')
try:
conn = wvmCreate(compute.hostname, compute.login, compute.password,
compute.type)
storages = sorted(conn.get_storages(only_actives=True))
networks = sorted(conn.get_networks())
nwfilters = conn.get_nwfilters()
instances = conn.get_instances()
videos = conn.get_video()
cache_modes = sorted(conn.get_cache_modes().items())
default_cache = INSTANCE_VOLUME_DEFAULT_CACHE
listener_addr = QEMU_CONSOLE_LISTEN_ADDRESSES
mac_auto = util.randomMAC()
disk_devices = conn.get_disk_device_types()
disk_buses = conn.get_disk_bus_types()
default_bus = INSTANCE_VOLUME_DEFAULT_BUS
except libvirtError as lib_err:
error_messages.append(lib_err)
if conn:
if not storages:
msg = _("You haven't defined any storage pools")
error_messages.append(msg)
if not networks:
msg = _("You haven't defined any network pools")
error_messages.append(msg)
if request.method == 'POST':
if 'create_flavor' in request.POST:
form = FlavorAddForm(request.POST)
if form.is_valid():
data = form.cleaned_data
create_flavor = Flavor(label=data['label'],
vcpu=data['vcpu'],
memory=data['memory'],
disk=data['disk'])
create_flavor.save()
return HttpResponseRedirect(request.get_full_path())
if 'delete_flavor' in request.POST:
flavor_id = request.POST.get('flavor', '')
delete_flavor = Flavor.objects.get(id=flavor_id)
delete_flavor.delete()
return HttpResponseRedirect(request.get_full_path())
if 'create_xml' in request.POST:
xml = request.POST.get('dom_xml', '')
try:
name = util.get_xml_path(xml, '/domain/name')
except util.etree.Error as err:
name = None
if name in instances:
error_msg = _(
"A virtual machine with this name already exists")
error_messages.append(error_msg)
else:
try:
conn._defineXML(xml)
return HttpResponseRedirect(
reverse('instance', args=[compute_id, name]))
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'create' in request.POST:
volume_list = []
clone_path = ""
form = NewVMForm(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc']:
meta_prealloc = True
if instances:
if data['name'] in instances:
msg = _(
"A virtual machine with this name already exists"
)
error_messages.append(msg)
if Instance.objects.filter(name__exact=data['name']):
messages.warning(
request,
_("There is an instance with same name. Are you sure?"
))
if not error_messages:
if data['hdd_size']:
if not data['mac']:
error_msg = _(
"No Virtual Machine MAC has been entered")
error_messages.append(error_msg)
else:
try:
path = conn.create_volume(
data['storage'],
data['name'],
data['hdd_size'],
metadata=meta_prealloc)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(path)
volume['device'] = 'disk'
volume['bus'] = 'virtio'
volume_list.append(volume)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
elif data['template']:
templ_path = conn.get_volume_path(data['template'])
dest_vol = conn.get_volume_path(
data["name"] + ".img", data['storage'])
if dest_vol:
error_msg = _(
"Image has already exist. Please check volumes or change instance name"
)
error_messages.append(error_msg)
else:
clone_path = conn.clone_from_template(
data['name'],
templ_path,
data['storage'],
metadata=meta_prealloc)
volume = dict()
volume['path'] = clone_path
volume['type'] = conn.get_volume_type(
clone_path)
volume['device'] = 'disk'
volume['bus'] = 'virtio'
volume_list.append(volume)
else:
if not data['images']:
error_msg = _(
"First you need to create or select an image"
)
error_messages.append(error_msg)
else:
for idx, vol in enumerate(
data['images'].split(',')):
try:
path = conn.get_volume_path(vol)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(
path)
volume['device'] = request.POST.get(
'device' + str(idx), '')
volume['bus'] = request.POST.get(
'bus' + str(idx), '')
volume_list.append(volume)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if data['cache_mode'] not in conn.get_cache_modes():
error_msg = _("Invalid cache mode")
error_messages.append(error_msg)
if not error_messages:
uuid = util.randomUUID()
try:
conn.create_instance(
data['name'], data['memory'], data['vcpu'],
data['host_model'], uuid, volume_list,
data['cache_mode'], data['networks'],
data['virtio'], data["listener_addr"],
data["nwfilter"], data["video"],
data["console_pass"], data['mac'],
data['qemu_ga'])
create_instance = Instance(
compute_id=compute_id,
name=data['name'],
uuid=uuid)
create_instance.save()
msg = _("Instance is created.")
messages.success(request, msg)
addlogmsg(request.user.username,
create_instance.name, msg)
return HttpResponseRedirect(
reverse('instance',
args=[compute_id, data['name']]))
except libvirtError as lib_err:
if data['hdd_size'] or volume_list.count() > 0:
for vol in volume_list:
conn.delete_volume(vol['path'])
error_messages.append(lib_err)
conn.close()
return render(request, 'create_instance.html', locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
error_messages = []
#messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all().order_by('name')
computes_count = computes.count()
users = User.objects.all().order_by('username')
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = settings.QEMU_KEYMAPS
console_types = settings.QEMU_CONSOLE_TYPES
console_listen_addresses = settings.QEMU_CONSOLE_LISTEN_ADDRESSES
try:
userinstance = UserInstance.objects.get(instance__compute_id=compute_id,
instance__name=vname,
user__id=request.user.id)
except UserInstance.DoesNotExist:
userinstance = None
if not request.user.is_superuser:
if not userinstance:
return HttpResponseRedirect(reverse('index'))
def show_clone_disk(disks, vname=''):
clone_disk = []
for disk in disks:
if disk['image'] is None:
continue
if disk['image'].count("-") and disk['image'].rsplit("-", 1)[0] == vname:
name, suffix = disk['image'].rsplit("-", 1)
image = name + "-clone" + "-" + suffix
elif disk['image'].count(".") and len(disk['image'].rsplit(".", 1)[1]) <= 7:
name, suffix = disk['image'].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk['image'] + "-clone"
clone_disk.append(
{'dev': disk['dev'], 'storage': disk['storage'],
'image': image, 'format': disk['format']})
return clone_disk
def filesizefstr(size_str):
if size_str == '':
return 0
size_str = size_str.encode('ascii', 'ignore').upper().translate(None, " B")
if 'K' == size_str[-1]:
return long(float(size_str[:-1]))<<10
elif 'M' == size_str[-1]:
return long(float(size_str[:-1]))<<20
elif 'G' == size_str[-1]:
return long(float(size_str[:-1]))<<30
elif 'T' == size_str[-1]:
return long(float(size_str[:-1]))<<40
elif 'P' == size_str[-1]:
return long(float(size_str[:-1]))<<50
else:
return long(float(size_str))
def get_clone_free_names(size=10):
prefix = settings.CLONE_INSTANCE_DEFAULT_PREFIX
free_names = []
existing_names = [i.name for i in Instance.objects.filter(name__startswith=prefix)]
index = 1
while len(free_names) < size:
new_name = prefix + str(index)
if new_name not in existing_names:
free_names.append(new_name)
index += 1
return free_names
def check_user_quota(instance, cpu, memory, disk_size):
user_instances = UserInstance.objects.filter(user_id=request.user.id, instance__is_template=False)
instance += user_instances.count()
for usr_inst in user_instances:
if connection_manager.host_is_up(usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmInstance(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type,
usr_inst.instance.name)
cpu += int(conn.get_vcpu())
memory += int(conn.get_memory())
for disk in conn.get_disk_device():
if disk['size']:
disk_size += int(disk['size'])>>30
ua = request.user.userattributes
msg = ""
if ua.max_instances > 0 and instance > ua.max_instances:
msg = "instance"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (instance, ua.max_instances)
if ua.max_cpus > 0 and cpu > ua.max_cpus:
msg = "cpu"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (cpu, ua.max_cpus)
if ua.max_memory > 0 and memory > ua.max_memory:
msg = "memory"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (memory, ua.max_memory)
if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
msg = "disk"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (disk_size, ua.max_disk_size)
return msg
def get_new_disk_dev(disks, bus):
if bus == "virtio":
dev_base = "vd"
else:
dev_base = "sd"
existing_devs = [ disk['dev'] for disk in disks ]
for l in string.lowercase:
dev = dev_base + l
if dev not in existing_devs:
return dev
raise Exception(_('None available device name'))
def get_network_tuple(network_source_str):
network_source_pack = network_source_str.split(":", 1)
if len(network_source_pack) > 1:
return (network_source_pack[1], network_source_pack[0])
else:
return (network_source_pack[0], 'net')
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
compute_networks = sorted(conn.get_networks())
compute_interfaces = sorted(conn.get_ifaces())
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
title = conn.get_title()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
if len(media) != 0:
media_iso = sorted(conn.get_iso_media())
else:
media_iso = []
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
console_listen_address = conn.get_console_listen_addr()
snapshots = sorted(conn.get_snapshot(), reverse=True, key=lambda k:k['date'])
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks, vname)
console_passwd = conn.get_console_passwd()
clone_free_names = get_clone_free_names()
user_quota_msg = check_user_quota(0, 0, 0, 0)
storages = sorted(conn.get_storages())
cache_modes = sorted(conn.get_cache_modes().items())
default_cache = settings.INSTANCE_VOLUME_DEFAULT_CACHE
default_format = settings.INSTANCE_VOLUME_DEFAULT_FORMAT
formats = conn.get_image_formats()
busses = conn.get_busses()
default_bus = settings.INSTANCE_VOLUME_DEFAULT_BUS
show_access_root_password = settings.SHOW_ACCESS_ROOT_PASSWORD
show_access_ssh_keys = settings.SHOW_ACCESS_SSH_KEYS
clone_instance_auto_name = settings.CLONE_INSTANCE_AUTO_NAME
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
userinstances = UserInstance.objects.filter(instance=instance).order_by('user__username')
if request.method == 'POST':
if 'poweron' in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweron')
if 'powercycle' in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powercycle')
if 'poweroff' in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweroff')
if 'powerforce' in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powerforce')
if 'delete' in request.POST and (request.user.is_superuser or userinstance.is_delete):
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
for snap in snapshots:
conn.snapshot_delete(snap['name'])
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id, name=vname)
instance_name = instance.name
instance.delete()
try:
del_userinstance = UserInstance.objects.filter(instance__compute_id=compute_id, instance__name=vname)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse('instances'))
if 'rootpasswd' in request.POST:
passwd = request.POST.get('passwd', '')
passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
data = {'action': 'password', 'passwd': passwd_hash, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.success(request, msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'addpublickey' in request.POST:
sshkeyid = request.POST.get('sshkeyid', '')
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {'action': 'publickey', 'key': publickey.keypublic, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" % publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.success(request, msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'resize' in request.POST and (request.user.is_superuser or request.user.is_staff or userinstance.is_change):
new_vcpu = request.POST.get('vcpu', '')
new_cur_vcpu = request.POST.get('cur_vcpu', '')
new_memory = request.POST.get('memory', '')
new_memory_custom = request.POST.get('memory_custom', '')
if new_memory_custom:
new_memory = new_memory_custom
new_cur_memory = request.POST.get('cur_memory', '')
new_cur_memory_custom = request.POST.get('cur_memory_custom', '')
if new_cur_memory_custom:
new_cur_memory = new_cur_memory_custom
disks_new = []
for disk in disks:
input_disk_size = filesizefstr(request.POST.get('disk_size_' + disk['dev'], ''))
if input_disk_size > disk['size']+(64<<20):
disk['size_new'] = input_disk_size
disks_new.append(disk)
disk_sum = sum([disk['size']>>30 for disk in disks_new])
disk_new_sum = sum([disk['size_new']>>30 for disk in disks_new])
quota_msg = check_user_quota(0, int(new_vcpu)-vcpu, int(new_memory)-memory, disk_new_sum-disk_sum)
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot resize '%s'!" % (quota_msg, instance.name))
error_messages.append(msg)
else:
cur_memory = new_cur_memory
memory = new_memory
cur_vcpu = new_cur_vcpu
vcpu = new_vcpu
conn.resize(cur_memory, memory, cur_vcpu, vcpu, disks_new)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resize')
if 'addvolume' in request.POST and (request.user.is_superuser or userinstance.is_change):
connCreate = wvmCreate(compute.hostname,
compute.login,
compute.password,
compute.type)
storage = request.POST.get('storage', '')
name = request.POST.get('name', '')
format = request.POST.get('format', '')
size = request.POST.get('size', 0)
meta_prealloc = request.POST.get('meta_prealloc', False)
bus = request.POST.get('bus', '')
cache = request.POST.get('cache', '')
target = get_new_disk_dev(disks, bus)
path = connCreate.create_volume(storage, name, size, format, meta_prealloc)
conn.attach_disk(path, target, subdriver=format, cache=cache, targetbus=bus)
msg = _('Attach new disk')
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resize')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'revert_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.success(request, msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if 'suspend' in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resume')
if 'resume' in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'change_xml' in request.POST:
exit_xml = request.POST.get('inst_xml', '')
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#xmledit')
if request.user.is_superuser or userinstance.is_vnc:
if 'set_console_passwd' in request.POST:
if request.POST.get('auto_pass', ''):
passwd = randomPasswd()
else:
passwd = request.POST.get('console_passwd', '')
clear = request.POST.get('clear_pass', False)
if clear:
passwd = ''
if not passwd and not clear:
msg = _("Enter the console password or select Generate")
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _("Error setting console password. You should check that your instance have an graphic device.")
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_keymap' in request.POST:
keymap = request.POST.get('console_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_console_keymap('')
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_listen_address' in request.POST:
console_type = request.POST.get('console_listen_address', '')
conn.set_console_listen_addr(console_type)
msg = _("Set VNC listen address")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if request.user.is_superuser:
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
live = request.POST.get('live_migrate', False)
unsafe = request.POST.get('unsafe_migrate', False)
xml_del = request.POST.get('xml_delete', False)
offline = request.POST.get('offline_migrate', False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del, offline)
instance.compute = new_compute
instance.save()
conn_migrate.close()
if autostart:
conn_new = wvmInstance(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type,
vname)
conn_new.set_autostart(1)
conn_new.close()
msg = _("Migrate to %s" % new_compute.hostname)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
if 'change_network' in request.POST:
network_data = {}
for post in request.POST:
if post.startswith('net-source-'):
(source, source_type) = get_network_tuple(request.POST.get(post))
network_data[post] = source
network_data[post + '-type'] = source_type
elif post.startswith('net-'):
network_data[post] = request.POST.get(post, '')
conn.change_network(network_data)
msg = _("Edit network")
addlogmsg(request.user.username, instance.name, msg)
msg = _("Network Devices are changed. Please reboot instance to activate.")
messages.success(request, msg)
return HttpResponseRedirect(request.get_full_path() + '#network')
if 'add_network' in request.POST:
mac = request.POST.get('add-net-mac')
(source, source_type) = get_network_tuple(request.POST.get('add-net-network'))
conn.add_network(mac, source, source_type)
msg = _("Edit network")
addlogmsg(request.user.username, instance.name, msg)
msg = _("Network Devices are changed. Please reboot instance to activate.")
messages.success(request, msg)
return HttpResponseRedirect(request.get_full_path() + '#network')
if 'add_owner' in request.POST:
user_id = int(request.POST.get('user_id', ''))
if settings.ALLOW_INSTANCE_MULTIPLE_OWNER:
check_inst = UserInstance.objects.filter(instance=instance, user_id=user_id)
else:
check_inst = UserInstance.objects.filter(instance=instance)
if check_inst:
msg = _("Owner already added")
error_messages.append(msg)
else:
add_user_inst = UserInstance(instance=instance, user_id=user_id)
add_user_inst.save()
msg = _("Added owner %d" % user_id)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#users')
if 'del_owner' in request.POST:
userinstance_id = int(request.POST.get('userinstance', ''))
userinstance = UserInstance.objects.get(pk=userinstance_id)
userinstance.delete()
msg = _("Deleted owner %d" % userinstance_id)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#users')
if request.user.is_superuser or request.user.userattributes.can_clone_instances:
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
disk_sum = sum([disk['size']>>30 for disk in disks])
quota_msg = check_user_quota(1, vcpu, memory, disk_sum)
check_instance = Instance.objects.filter(name=clone_data['name'])
for post in request.POST:
clone_data[post] = request.POST.get(post, '').strip()
if clone_instance_auto_name and not clone_data['name']:
auto_vname = clone_free_names[0]
clone_data['name'] = auto_vname
clone_data['clone-net-mac-0'] = _get_dhcp_mac_address(auto_vname)
for post in clone_data.keys():
if post.startswith('disk-'):
disk_name = clone_data[post]
if "-" in disk_name:
suffix = disk_name.split("-")[-1]
disk_name = '-'.join((auto_vname, suffix))
else:
suffix = disk_name.split(".")[-1]
disk_name = '.'.join((auto_vname, suffix))
clone_data[post] = disk_name
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot create '%s'!" % (quota_msg, clone_data['name']))
error_messages.append(msg)
elif check_instance:
msg = _("Instance '%s' already exists!" % clone_data['name'])
error_messages.append(msg)
elif not re.match(r'^[a-zA-Z0-9-]+$', clone_data['name']):
msg = _("Instance name '%s' contains invalid characters!" % clone_data['name'])
error_messages.append(msg)
elif not re.match(r'^([0-9A-F]{2})(\:?[0-9A-F]{2}){5}$', clone_data['clone-net-mac-0'], re.IGNORECASE):
msg = _("Instance mac '%s' invalid format!" % clone_data['clone-net-mac-0'])
error_messages.append(msg)
else:
new_uuid = conn.clone_instance(clone_data)
new_instance = Instance(compute_id=compute_id, name=clone_data['name'], uuid=new_uuid)
new_instance.save()
userinstance = UserInstance(instance_id=new_instance.id, user_id=request.user.id, is_delete=True)
userinstance.save()
msg = _("Clone of '%s'" % instance.name)
addlogmsg(request.user.username, new_instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, clone_data['name']]))
if 'change_options' in request.POST:
instance.is_template = request.POST.get('is_template', False)
instance.save()
options = {}
for post in request.POST:
if post in ['title', 'description']:
options[post] = request.POST.get(post, '')
conn.set_options(options)
msg = _("Edit options")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#options')
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, 'instance.html', locals())
def instances(request):
"""
:param request:
:return:
"""
error_messages = []
all_host_vms = {}
all_user_vms = {}
computes = Compute.objects.all()
def get_userinstances_info(instance):
info = {}
uis = UserInstance.objects.filter(instance=instance)
info['count'] = uis.count()
if info['count'] > 0:
info['first_user'] = uis[0]
else:
info['first_user'] = None
return info
def refresh_instance_database(comp, vm, info):
instances = Instance.objects.filter(name=vm)
if instances.count() > 1:
for i in instances:
user_instances_count = UserInstance.objects.filter(
instance=i).count()
if user_instances_count == 0:
addlogmsg(request.user.username, i.name,
_("Deleting due to multiple records."))
i.delete()
try:
check_uuid = Instance.objects.get(compute_id=comp["id"], name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
all_host_vms[comp_info["id"], comp_info["name"],
comp_info["status"], comp_info["cpu"],
comp_info["mem_size"], comp_info["mem_perc"]][vm][
'is_template'] = check_uuid.is_template
all_host_vms[comp_info["id"], comp_info["name"],
comp_info["status"], comp_info["cpu"],
comp_info["mem_size"], comp_info["mem_perc"]][vm][
'userinstances'] = get_userinstances_info(
check_uuid)
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp["id"],
name=vm,
uuid=info['uuid'])
check_uuid.save()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(
usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(
usr_inst.instance.name)
all_user_vms[usr_inst].update(
{'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
status = connection_manager.host_is_up(comp.type, comp.hostname)
if status:
try:
conn = wvmHostDetails(comp, comp.login, comp.password,
comp.type)
comp_node_info = conn.get_node_info()
comp_mem = conn.get_memory_usage()
comp_instances = conn.get_host_instances(True)
if comp_instances:
comp_info = {
"id": comp.id,
"name": comp.name,
"status": status,
"cpu": comp_node_info[3],
"mem_size": comp_node_info[2],
"mem_perc": comp_mem['percent']
}
all_host_vms[comp_info["id"], comp_info["name"],
comp_info["status"], comp_info["cpu"],
comp_info["mem_size"],
comp_info["mem_perc"]] = comp_instances
for vm, info in comp_instances.items():
refresh_instance_database(comp_info, vm, info)
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if 'getvvfile' in request.POST:
msg = _("Send console.vv file")
addlogmsg(request.user.username, instance.name, msg)
response = HttpResponse(
content='',
content_type='application/x-virt-viewer',
status=200,
reason=None,
charset='utf-8')
response.writelines('[virt-viewer]\n')
response.writelines('type=' + conn.graphics_type(name) + '\n')
response.writelines('host=' + conn.graphics_listen(name) +
'\n')
response.writelines('port=' + conn.graphics_port(name) + '\n')
response.writelines('title=' + conn.domain_name(name) + '\n')
response.writelines('password='******'\n')
response.writelines('enable-usbredir=1\n')
response.writelines('disable-effects=all\n')
response.writelines('secure-attention=ctrl+alt+ins\n')
response.writelines('release-cursor=ctrl+alt\n')
response.writelines('fullscreen=1\n')
response.writelines('delete-this-file=1\n')
response[
'Content-Disposition'] = 'attachment; filename="console.vv"'
return response
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
return render(request, 'instances.html', locals())
def instances(request):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
error_messages = []
all_host_vms = {}
all_host_vms_bis = {}
all_user_vms = {}
computes = Compute.objects.all()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(
usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(
usr_inst.instance.name)
all_user_vms[usr_inst].update(
{'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
if connection_manager.host_is_up(comp.type, comp.hostname):
try:
conn = wvmHostDetails(comp, comp.login, comp.password,
comp.type)
if conn.get_host_instances():
all_host_vms[comp.id,
comp.name] = conn.get_host_instances()
all_host_vms_bis[comp.id, comp.name] = []
for vm, info in all_host_vms[comp.id,
comp.name].items():
try:
check_uuid = Instance.objects.get(
compute_id=comp.id, name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp.id,
name=vm,
uuid=info['uuid'])
check_uuid.save()
all_host_vms_bis[comp.id, comp.name].append(
(Instance.objects.get(compute_id=comp.id,
name=vm), info))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
return render(request, 'instances.html', locals())
def instances(request):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
error_messages = []
all_host_vms = {}
all_user_vms = {}
computes = Compute.objects.all()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(
usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(
usr_inst.instance.name)
all_user_vms[usr_inst].update(
{'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
if connection_manager.host_is_up(comp.type, comp.hostname):
try:
conn = wvmHostDetails(comp, comp.login, comp.password,
comp.type)
if conn.get_host_instances():
all_host_vms[comp.id,
comp.name] = conn.get_host_instances()
for vm, info in conn.get_host_instances().items():
try:
check_uuid = Instance.objects.get(
compute_id=comp.id, name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp.id,
name=vm,
uuid=info['uuid'])
check_uuid.save()
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if 'getvvfile' in request.POST:
msg = _("Send console.vv file")
addlogmsg(request.user.username, instance.name, msg)
response = HttpResponse(
content='',
content_type='application/x-virt-viewer',
status=200,
reason=None,
charset='utf-8')
response.writelines('[virt-viewer]\n')
response.writelines('type=' + conn.graphics_type(name) + '\n')
response.writelines('host=' + conn.graphics_listen(name) +
'\n')
response.writelines('port=' + conn.graphics_port(name) + '\n')
response.writelines('title=' + conn.domain_name(name) + '\n')
response.writelines('password='******'\n')
response.writelines('enable-usbredir=1\n')
response.writelines('disable-effects=all\n')
response.writelines('secure-attention=ctrl+alt+ins\n')
response.writelines('release-cursor=ctrl+alt\n')
response.writelines('fullscreen=1\n')
response.writelines('delete-this-file=1\n')
response[
'Content-Disposition'] = 'attachment; filename="console.vv"'
return response
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
return render(request, 'instances.html', locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
error_messages = []
messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all()
computes_count = len(computes)
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
try:
userinstace = UserInstance.objects.get(
instance__compute_id=compute_id, instance__name=vname, user__id=request.user.id
)
except UserInstance.DoesNotExist:
userinstace = None
if not request.user.is_superuser:
if not userinstace:
return HttpResponseRedirect(reverse("index"))
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
if disk["image"] is None:
continue
if disk["image"].count(".") and len(disk["image"].rsplit(".", 1)[1]) <= 7:
name, suffix = disk["image"].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk["image"] + "-clone"
clone_disk.append(
{"dev": disk["dev"], "storage": disk["storage"], "image": image, "format": disk["format"]}
)
return clone_disk
def filesizefstr(size_str):
if size_str == "":
return 0
size_str = size_str.encode("ascii", "ignore").upper().translate(None, " B")
if "K" == size_str[-1]:
return long(float(size_str[:-1])) << 10
elif "M" == size_str[-1]:
return long(float(size_str[:-1])) << 20
elif "G" == size_str[-1]:
return long(float(size_str[:-1])) << 30
elif "T" == size_str[-1]:
return long(float(size_str[:-1])) << 40
elif "P" == size_str[-1]:
return long(float(size_str[:-1])) << 50
else:
return long(float(size_str))
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password, compute.type, vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
media_iso = sorted(conn.get_iso_media())
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
snapshots = sorted(conn.get_snapshot(), reverse=True)
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks)
console_passwd = conn.get_console_passwd()
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
if request.method == "POST":
if "poweron" in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#poweron")
if "powercycle" in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#powercycle")
if "poweroff" in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#poweroff")
if "powerforce" in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#powerforce")
if "delete" in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get("delete_disk", ""):
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id, name=vname)
instance_name = instance.name
instance.delete()
if not request.user.is_superuser:
del_userinstance = UserInstance.objects.get(id=userinstace.id)
del_userinstance.delete()
else:
try:
del_userinstance = UserInstance.objects.filter(
instance__compute_id=compute_id, instance__name=vname
)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse("instances"))
if "rootpasswd" in request.POST:
passwd = request.POST.get("passwd", "")
passwd_hash = crypt.crypt(passwd, "$6$kgPoiREy")
data = {"action": "password", "passwd": passwd_hash, "vname": vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result["return"] == "success":
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if "addpublickey" in request.POST:
sshkeyid = request.POST.get("sshkeyid", "")
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {"action": "publickey", "key": publickey.keypublic, "vname": vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" % publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result["return"] == "success":
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if "resize" in request.POST:
vcpu = request.POST.get("vcpu", "")
cur_vcpu = request.POST.get("cur_vcpu", "")
memory = request.POST.get("memory", "")
memory_custom = request.POST.get("memory_custom", "")
if memory_custom:
memory = memory_custom
cur_memory = request.POST.get("cur_memory", "")
cur_memory_custom = request.POST.get("cur_memory_custom", "")
if cur_memory_custom:
cur_memory = cur_memory_custom
disks_new = []
for disk in disks:
input_disk_size = filesizefstr(request.POST.get("disk_size_" + disk["dev"], ""))
if input_disk_size > disk["size"] + (64 << 20):
disk["size_new"] = input_disk_size
disks_new.append(disk)
conn.resize(cur_memory, memory, cur_vcpu, vcpu, disks_new)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#resize")
if "umount_iso" in request.POST:
image = request.POST.get("path", "")
dev = request.POST.get("umount_iso", "")
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#media")
if "mount_iso" in request.POST:
image = request.POST.get("media", "")
dev = request.POST.get("mount_iso", "")
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#media")
if "snapshot" in request.POST:
name = request.POST.get("name", "")
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#restoresnapshot")
if "delete_snapshot" in request.POST:
snap_name = request.POST.get("name", "")
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#restoresnapshot")
if "revert_snapshot" in request.POST:
snap_name = request.POST.get("name", "")
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.append(msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if "suspend" in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#resume")
if "resume" in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#suspend")
if "set_autostart" in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#autostart")
if "unset_autostart" in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#autostart")
if "change_xml" in request.POST:
exit_xml = request.POST.get("inst_xml", "")
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#xmledit")
if "set_console_passwd" in request.POST:
if request.POST.get("auto_pass", ""):
passwd = "".join([choice(letters + digits) for i in xrange(12)])
else:
passwd = request.POST.get("console_passwd", "")
clear = request.POST.get("clear_pass", False)
if clear:
passwd = ""
if not passwd and not clear:
msg = _("Enter the console password or select Generate")
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _(
"Error setting console password. You should check that your instance have an graphic device."
)
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#vncsettings")
if "set_console_keymap" in request.POST:
keymap = request.POST.get("console_keymap", "")
clear = request.POST.get("clear_keymap", False)
if clear:
conn.set_console_keymap("")
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#vncsettings")
if "set_console_type" in request.POST:
console_type = request.POST.get("console_type", "")
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + "#vncsettings")
if "migrate" in request.POST:
compute_id = request.POST.get("compute_id", "")
live = request.POST.get("live_migrate", False)
unsafe = request.POST.get("unsafe_migrate", False)
xml_del = request.POST.get("xml_delete", False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(
new_compute.hostname, new_compute.login, new_compute.password, new_compute.type
)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del)
conn_migrate.define_move(vname)
conn_migrate.close()
msg = _("Migrate")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse("instance", args=[compute_id, vname]))
if "clone" in request.POST:
clone_data = {}
clone_data["name"] = request.POST.get("name", "")
for post in request.POST:
if "disk" or "meta" in post:
clone_data[post] = request.POST.get(post, "")
conn.clone_instance(clone_data)
msg = _("Clone")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse("instance", args=[compute_id, clone_data["name"]]))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, "instance.html", locals())
def create_instance(request, compute_id, arch, machine):
"""
:param request:
:param compute_id:
:param arch:
:param machine:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
conn = None
error_messages = list()
storages = list()
networks = list()
hypervisors = list()
firmwares = list()
meta_prealloc = False
compute = get_object_or_404(Compute, pk=compute_id)
flavors = Flavor.objects.filter().order_by('id')
try:
conn = wvmCreate(compute.hostname, compute.login, compute.password,
compute.type)
default_firmware = INSTANCE_FIRMWARE_DEFAULT_TYPE
default_cpu_mode = INSTANCE_CPU_DEFAULT_MODE
instances = conn.get_instances()
videos = conn.get_video_models(arch, machine)
cache_modes = sorted(conn.get_cache_modes().items())
default_cache = INSTANCE_VOLUME_DEFAULT_CACHE.lower()
default_io = INSTANCE_VOLUME_DEFAULT_IO.lower()
default_zeroes = INSTANCE_VOLUME_DEFAULT_DETECT_ZEROES.lower()
default_discard = INSTANCE_VOLUME_DEFAULT_DISCARD.lower()
listener_addr = QEMU_CONSOLE_LISTEN_ADDRESSES
mac_auto = util.randomMAC()
disk_devices = conn.get_disk_device_types(arch, machine)
disk_buses = conn.get_disk_bus_types(arch, machine)
default_bus = INSTANCE_VOLUME_DEFAULT_BUS
networks = sorted(conn.get_networks())
nwfilters = conn.get_nwfilters()
storages = sorted(conn.get_storages(only_actives=True))
default_graphics = QEMU_CONSOLE_DEFAULT_TYPE
dom_caps = conn.get_dom_capabilities(arch, machine)
caps = conn.get_capabilities(arch)
virtio_support = conn.is_supports_virtio(arch, machine)
hv_supports_uefi = conn.supports_uefi_xml(dom_caps["loader_enums"])
# Add BIOS
label = conn.label_for_firmware_path(arch, None)
if label: firmwares.append(label)
# Add UEFI
loader_path = conn.find_uefi_path_for_arch(arch, dom_caps["loaders"])
label = conn.label_for_firmware_path(arch, loader_path)
if label: firmwares.append(label)
firmwares = list(set(firmwares))
except libvirtError as lib_err:
error_messages.append(lib_err)
if conn:
if not storages:
msg = _("You haven't defined any storage pools")
error_messages.append(msg)
if not networks:
msg = _("You haven't defined any network pools")
error_messages.append(msg)
if request.method == 'POST':
if 'create_flavor' in request.POST:
form = FlavorAddForm(request.POST)
if form.is_valid():
data = form.cleaned_data
create_flavor = Flavor(label=data['label'],
vcpu=data['vcpu'],
memory=data['memory'],
disk=data['disk'])
create_flavor.save()
return HttpResponseRedirect(request.get_full_path())
if 'delete_flavor' in request.POST:
flavor_id = request.POST.get('flavor', '')
delete_flavor = Flavor.objects.get(id=flavor_id)
delete_flavor.delete()
return HttpResponseRedirect(request.get_full_path())
if 'create' in request.POST:
firmware = dict()
volume_list = list()
is_disk_created = False
clone_path = ""
form = NewVMForm(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc']:
meta_prealloc = True
if instances:
if data['name'] in instances:
msg = _(
"A virtual machine with this name already exists"
)
error_messages.append(msg)
if Instance.objects.filter(name__exact=data['name']):
messages.warning(
request,
_("There is an instance with same name. Are you sure?"
))
if not error_messages:
if data['hdd_size']:
if not data['mac']:
error_msg = _(
"No Virtual Machine MAC has been entered")
error_messages.append(error_msg)
else:
try:
path = conn.create_volume(
data['storage'],
data['name'],
data['hdd_size'],
metadata=meta_prealloc)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(path)
volume['device'] = 'disk'
if data['virtio']:
volume[
'bus'] = INSTANCE_VOLUME_DEFAULT_BUS
volume_list.append(volume)
is_disk_created = True
except libvirtError as lib_err:
error_messages.append(lib_err)
elif data['template']:
templ_path = conn.get_volume_path(data['template'])
dest_vol = conn.get_volume_path(
data["name"] + ".img", data['storage'])
if dest_vol:
error_msg = _(
"Image has already exist. Please check volumes or change instance name"
)
error_messages.append(error_msg)
else:
clone_path = conn.clone_from_template(
data['name'],
templ_path,
data['storage'],
metadata=meta_prealloc)
volume = dict()
volume['path'] = clone_path
volume['type'] = conn.get_volume_type(
clone_path)
volume['device'] = 'disk'
if data['virtio']:
volume['bus'] = INSTANCE_VOLUME_DEFAULT_BUS
volume_list.append(volume)
is_disk_created = True
else:
if not data['images']:
error_msg = _(
"First you need to create or select an image"
)
error_messages.append(error_msg)
else:
for idx, vol in enumerate(
data['images'].split(',')):
try:
path = conn.get_volume_path(vol)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(
path)
volume['device'] = request.POST.get(
'device' + str(idx), '')
volume['bus'] = request.POST.get(
'bus' + str(idx), '')
volume_list.append(volume)
except libvirtError as lib_err:
error_messages.append(lib_err)
if data['cache_mode'] not in conn.get_cache_modes():
error_msg = _("Invalid cache mode")
error_messages.append(error_msg)
if 'UEFI' in data["firmware"]:
firmware["loader"] = data["firmware"].split(
":")[1].strip()
firmware["secure"] = 'no'
firmware["readonly"] = 'yes'
firmware["type"] = 'pflash'
if 'secboot' in firmware[
"loader"] and machine != 'q35':
messages.warning(
request,
"Changing machine type from '%s' to 'q35' "
"which is required for UEFI secure boot." %
machine)
machine = 'q35'
firmware["secure"] = 'yes'
if not error_messages:
uuid = util.randomUUID()
try:
conn.create_instance(
name=data['name'],
memory=data['memory'],
vcpu=data['vcpu'],
vcpu_mode=data['vcpu_mode'],
uuid=uuid,
arch=arch,
machine=machine,
firmware=firmware,
images=volume_list,
cache_mode=data['cache_mode'],
io_mode=default_io,
discard_mode=default_discard,
detect_zeroes_mode=default_zeroes,
networks=data['networks'],
virtio=data['virtio'],
listen_addr=data["listener_addr"],
nwfilter=data["nwfilter"],
graphics=data["graphics"],
video=data["video"],
console_pass=data["console_pass"],
mac=data['mac'],
qemu_ga=data['qemu_ga'])
create_instance = Instance(
compute_id=compute_id,
name=data['name'],
uuid=uuid)
create_instance.save()
msg = _("Instance is created.")
messages.success(request, msg)
addlogmsg(request.user.username,
create_instance.name, msg)
return HttpResponseRedirect(
reverse('instance',
args=[compute_id, data['name']]))
except libvirtError as lib_err:
if data['hdd_size'] or len(volume_list) > 0:
if is_disk_created:
for vol in volume_list:
conn.delete_volume(vol['path'])
error_messages.append(lib_err)
conn.close()
return render(request, 'create_instance_w2.html', locals())
def nwfilters(request, compute_id):
"""
:param request:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
error_messages = []
nwfilters_all = []
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmNWFilters(compute.hostname,
compute.login,
compute.password,
compute.type)
if request.method == 'POST':
if 'create_nwfilter' in request.POST:
xml = request.POST.get('nwfilter_xml', '')
if xml:
try:
util.etree.fromstring(xml)
name = util.get_xml_path(xml, '/filter/@name')
uuid = util.get_xml_path(xml, '/filter/uuid')
except util.etree.ParseError:
name = None
for nwf in nwfilters:
if name == nwf.name():
error_msg = _("A network filter with this name already exists")
raise Exception(error_msg)
if uuid == nwf.UUIDString():
error_msg = _("A network filter with this uuid already exists")
raise Exception(error_msg)
else:
try:
msg = _("Creating NWFilter: %s" % name)
conn.create_nwfilter(xml)
addlogmsg(request.user.username, compute.hostname, msg)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, compute.hostname, lib_err.message)
if 'del_nwfilter' in request.POST:
name = request.POST.get('nwfiltername','')
msg = _("Deleting NWFilter: %s" % name)
in_use = False
nwfilter = conn.get_nwfilter(name)
is_conn = wvmInstances(compute.hostname, compute.login, compute.password, compute.type)
instances = is_conn.get_instances()
for inst in instances:
# if in_use: break
i_conn = wvmInstance(compute.hostname, compute.login, compute.password, compute.type, inst)
dom_filterrefs = i_conn.get_filterrefs()
if name in dom_filterrefs:
in_use = True
msg = _("NWFilter is in use by %s. Cannot be deleted." % inst)
error_messages.append(msg)
addlogmsg(request.user.username, compute.hostname, msg)
i_conn.close()
break
is_conn.close()
if nwfilter and not in_use:
nwfilter.undefine()
addlogmsg(request.user.username, compute.hostname, msg)
if 'cln_nwfilter' in request.POST:
name = request.POST.get('nwfiltername','')
cln_name = request.POST.get('cln_name', name + '-clone')
conn.clone_nwfilter(name,cln_name)
msg = _("Cloning NWFilter %s as %s" % (name, cln_name))
addlogmsg(request.user.username, compute.hostname, msg)
for nwf in conn.get_nwfilters():
nwfilters_all.append(conn.get_nwfilter_info(nwf))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, compute.hostname, lib_err)
except Exception as err:
error_messages.append(err)
addlogmsg(request.user.username, compute.hostname, err)
return render(request, 'nwfilters.html', {'error_messages': error_messages,
'nwfilters': nwfilters_all,
'compute': compute})
def instances(request):
"""
:param request:
:return:
"""
error_messages = []
all_host_vms = {}
all_user_vms = {}
computes = Compute.objects.all().order_by("name")
def get_userinstances_info(instance):
info = {}
uis = UserInstance.objects.filter(instance=instance)
info['count'] = uis.count()
if info['count'] > 0:
info['first_user'] = uis[0]
else:
info['first_user'] = None
return info
def refresh_instance_database(comp, vm, info):
instances = Instance.objects.filter(name=vm)
if instances.count() > 1:
for i in instances:
user_instances_count = UserInstance.objects.filter(instance=i).count()
if user_instances_count == 0:
addlogmsg(request.user.username, i.name, _("Deleting due to multiple records."))
i.delete()
try:
check_uuid = Instance.objects.get(compute_id=comp["id"], name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
all_host_vms[comp["id"],
comp["name"],
comp["status"],
comp["cpu"],
comp["mem_size"],
comp["mem_perc"]][vm]['is_template'] = check_uuid.is_template
all_host_vms[comp["id"],
comp["name"],
comp["status"],
comp["cpu"],
comp["mem_size"],
comp["mem_perc"]][vm]['userinstances'] = get_userinstances_info(check_uuid)
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp["id"], name=vm, uuid=info['uuid'])
check_uuid.save()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(usr_inst.instance.name)
all_user_vms[usr_inst].update({'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
status = connection_manager.host_is_up(comp.type, comp.hostname)
if status:
try:
conn = wvmHostDetails(comp, comp.login, comp.password, comp.type)
comp_node_info = conn.get_node_info()
comp_mem = conn.get_memory_usage()
comp_instances = conn.get_host_instances(True)
if comp_instances:
comp_info= {
"id": comp.id,
"name": comp.name,
"status": status,
"cpu": comp_node_info[3],
"mem_size": comp_node_info[2],
"mem_perc": comp_mem['percent']
}
all_host_vms[comp_info["id"], comp_info["name"], comp_info["status"], comp_info["cpu"],
comp_info["mem_size"], comp_info["mem_perc"]] = comp_instances
for vm, info in comp_instances.items():
refresh_instance_database(comp_info, vm, info)
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if 'getvvfile' in request.POST:
msg = _("Send console.vv file")
addlogmsg(request.user.username, instance.name, msg)
response = HttpResponse(content='', content_type='application/x-virt-viewer', status=200, reason=None, charset='utf-8')
response.writelines('[virt-viewer]\n')
response.writelines('type=' + conn.graphics_type(name) + '\n')
response.writelines('host=' + conn.graphics_listen(name) + '\n')
response.writelines('port=' + conn.graphics_port(name) + '\n')
response.writelines('title=' + conn.domain_name(name) + '\n')
response.writelines('password='******'\n')
response.writelines('enable-usbredir=1\n')
response.writelines('disable-effects=all\n')
response.writelines('secure-attention=ctrl+alt+ins\n')
response.writelines('release-cursor=ctrl+alt\n')
response.writelines('fullscreen=1\n')
response.writelines('delete-this-file=1\n')
response['Content-Disposition'] = 'attachment; filename="console.vv"'
return response
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
view_style = settings.VIEW_INSTANCES_LIST_STYLE
return render(request, 'instances.html', locals())
def appsettings(request):
"""
:param request:
:return:
"""
main_css = "wvc-main.min.css"
sass_dir = AppSettings.objects.get(key="SASS_DIR")
bootstrap_theme = AppSettings.objects.get(key="BOOTSTRAP_THEME")
try:
themes_list = os.listdir(sass_dir.value + "/wvc-theme")
except FileNotFoundError as err:
messages.error(request, err)
addlogmsg(request.user.username, "", err)
# Bootstrap settings related with filesystems, because of that they are excluded from other settings
appsettings = AppSettings.objects.exclude(
description__startswith="Bootstrap").order_by("name")
if request.method == "POST":
if "SASS_DIR" in request.POST:
try:
sass_dir.value = request.POST.get("SASS_DIR", "")
sass_dir.save()
msg = _("SASS directory path is changed. Now: %(dir)s") % {
"dir": sass_dir.value
}
messages.success(request, msg)
except Exception as err:
msg = err
messages.error(request, msg)
addlogmsg(request.user.username, "", msg)
return HttpResponseRedirect(request.get_full_path())
if "BOOTSTRAP_THEME" in request.POST:
theme = request.POST.get("BOOTSTRAP_THEME", "")
scss_var = f"@import '{sass_dir.value}/wvc-theme/{theme}/variables';"
scss_bootswatch = f"@import '{sass_dir.value}/wvc-theme/{theme}/bootswatch';"
scss_boot = f"@import '{sass_dir.value}/bootstrap-overrides.scss';"
try:
with open(sass_dir.value + "/wvc-main.scss", "w") as main:
main.write(scss_var + "\n" + scss_boot + "\n" +
scss_bootswatch + "\n")
css_compressed = sass.compile(
string=scss_var + "\n" + scss_boot + "\n" +
scss_bootswatch,
output_style="compressed",
)
with open("static/css/" + main_css, "w") as css:
css.write(css_compressed)
bootstrap_theme.value = theme
bootstrap_theme.save()
msg = _("Theme is changed. Now: %(theme)s") % {"theme": theme}
messages.success(request, msg)
except Exception as err:
msg = err
messages.error(request, msg)
addlogmsg(request.user.username, "", msg)
return HttpResponseRedirect(request.get_full_path())
for setting in appsettings:
if setting.key in request.POST:
try:
setting.value = request.POST.get(setting.key, "")
setting.save()
msg = _("%(setting)s is changed. Now: %(value)s") % {
"setting": setting.name,
"value": setting.value
}
messages.success(request, msg)
except Exception as err:
msg = err
messages.error(request, msg)
addlogmsg(request.user.username, "", msg)
return HttpResponseRedirect(request.get_full_path())
return render(request, "appsettings.html", locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
error_messages = []
messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all()
computes_count = len(computes)
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
try:
userinstace = UserInstance.objects.get(instance__compute_id=compute_id,
instance__name=vname,
user__id=request.user.id)
except UserInstance.DoesNotExist:
userinstace = None
if not request.user.is_superuser:
if not userinstace:
return HttpResponseRedirect(reverse('index'))
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
if disk['image'] is None:
continue
if disk['image'].count(".") and len(disk['image'].rsplit(
".", 1)[1]) <= 7:
name, suffix = disk['image'].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk['image'] + "-clone"
clone_disk.append({
'dev': disk['dev'],
'storage': disk['storage'],
'image': image,
'format': disk['format']
})
return clone_disk
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
media_iso = sorted(conn.get_iso_media())
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
snapshots = sorted(conn.get_snapshot(), reverse=True)
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks)
console_passwd = conn.get_console_passwd()
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
if request.method == 'POST':
if 'poweron' in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#poweron')
if 'powercycle' in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#powercycle')
if 'poweroff' in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#poweroff')
if 'powerforce' in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#powerforce')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id,
name=vname)
instance_name = instance.name
instance.delete()
if not request.user.is_superuser:
del_userinstance = UserInstance.objects.get(
id=userinstace.id)
del_userinstance.delete()
else:
try:
del_userinstance = UserInstance.objects.filter(
instance__compute_id=compute_id,
instance__name=vname)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse('instances'))
if 'rootpasswd' in request.POST:
passwd = request.POST.get('passwd', '')
passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
data = {
'action': 'password',
'passwd': passwd_hash,
'vname': vname
}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _(
"Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'addpublickey' in request.POST:
sshkeyid = request.POST.get('sshkeyid', '')
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {
'action': 'publickey',
'key': publickey.keypublic,
'vname': vname
}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" %
publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _(
"Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'resize' in request.POST:
vcpu = request.POST.get('vcpu', '')
cur_vcpu = request.POST.get('cur_vcpu', '')
memory = request.POST.get('memory', '')
memory_custom = request.POST.get('memory_custom', '')
if memory_custom:
memory = memory_custom
cur_memory = request.POST.get('cur_memory', '')
cur_memory_custom = request.POST.get('cur_memory_custom', '')
if cur_memory_custom:
cur_memory = cur_memory_custom
conn.resize(cur_memory, memory, cur_vcpu, vcpu)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#resize')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#restoresnapshot')
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#restoresnapshot')
if 'revert_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.append(msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if 'suspend' in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#resume')
if 'resume' in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#suspend')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#autostart')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#autostart')
if 'change_xml' in request.POST:
exit_xml = request.POST.get('inst_xml', '')
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#xmledit')
if 'set_console_passwd' in request.POST:
if request.POST.get('auto_pass', ''):
passwd = ''.join(
[choice(letters + digits) for i in xrange(12)])
else:
passwd = request.POST.get('console_passwd', '')
clear = request.POST.get('clear_pass', False)
if clear:
passwd = ''
if not passwd and not clear:
msg = _(
"Enter the console password or select Generate"
)
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _(
"Error setting console password. You should check that your instance have an graphic device."
)
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name,
msg)
return HttpResponseRedirect(
request.get_full_path() + '#vncsettings')
if 'set_console_keymap' in request.POST:
keymap = request.POST.get('console_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_console_keymap('')
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#vncsettings')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#vncsettings')
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
live = request.POST.get('live_migrate', False)
unsafe = request.POST.get('unsafe_migrate', False)
xml_del = request.POST.get('xml_delete', False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del)
conn_migrate.define_move(vname)
conn_migrate.close()
msg = _("Migrate")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(
reverse('instance', args=[compute_id, vname]))
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
for post in request.POST:
if 'disk' or 'meta' in post:
clone_data[post] = request.POST.get(post, '')
conn.clone_instance(clone_data)
msg = _("Clone")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(
reverse('instance',
args=[compute_id, clone_data['name']]))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, 'instance.html', locals())
def instances(request):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
error_messages = []
all_host_vms = {}
all_user_vms = {}
computes = Compute.objects.all()
if not request.user.is_superuser:
user_instances = UserInstance.objects.filter(user_id=request.user.id)
for usr_inst in user_instances:
if connection_manager.host_is_up(usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmHostDetails(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type)
all_user_vms[usr_inst] = conn.get_user_instances(usr_inst.instance.name)
all_user_vms[usr_inst].update({'compute_id': usr_inst.instance.compute.id})
else:
for comp in computes:
if connection_manager.host_is_up(comp.type, comp.hostname):
try:
conn = wvmHostDetails(comp, comp.login, comp.password, comp.type)
if conn.get_host_instances():
all_host_vms[comp.id, comp.name] = conn.get_host_instances()
for vm, info in conn.get_host_instances().items():
try:
check_uuid = Instance.objects.get(compute_id=comp.id, name=vm)
if check_uuid.uuid != info['uuid']:
check_uuid.save()
except Instance.DoesNotExist:
check_uuid = Instance(compute_id=comp.id, name=vm, uuid=info['uuid'])
check_uuid.save()
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
name = request.POST.get('name', '')
compute_id = request.POST.get('compute_id', '')
instance = Instance.objects.get(compute_id=compute_id, name=name)
try:
conn = wvmInstances(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type)
if 'poweron' in request.POST:
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'poweroff' in request.POST:
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'powercycle' in request.POST:
msg = _("Power Cycle")
conn.force_shutdown(name)
conn.start(name)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path())
if request.user.is_superuser:
if 'suspend' in request.POST:
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
addlogmsg(request.user.username, instance.name, lib_err.message)
return render(request, 'instances.html', locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
error_messages = []
messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all().order_by('name')
computes_count = computes.count()
users = User.objects.all().order_by('username')
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = settings.QEMU_KEYMAPS
console_types = settings.QEMU_CONSOLE_TYPES
console_listen_addresses = settings.QEMU_CONSOLE_LISTEN_ADDRESSES
try:
userinstace = UserInstance.objects.get(instance__compute_id=compute_id,
instance__name=vname,
user__id=request.user.id)
except UserInstance.DoesNotExist:
userinstace = None
if not request.user.is_superuser:
if not userinstace:
return HttpResponseRedirect(reverse('index'))
def show_clone_disk(disks, vname=''):
clone_disk = []
for disk in disks:
if disk['image'] is None:
continue
if disk['image'].count("-") and disk['image'].rsplit(
"-", 1)[0] == vname:
name, suffix = disk['image'].rsplit("-", 1)
image = name + "-clone" + "-" + suffix
elif disk['image'].count(".") and len(disk['image'].rsplit(
".", 1)[1]) <= 7:
name, suffix = disk['image'].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk['image'] + "-clone"
clone_disk.append({
'dev': disk['dev'],
'storage': disk['storage'],
'image': image,
'format': disk['format']
})
return clone_disk
def filesizefstr(size_str):
if size_str == '':
return 0
size_str = size_str.encode('ascii',
'ignore').upper().translate(None, " B")
if 'K' == size_str[-1]:
return long(float(size_str[:-1])) << 10
elif 'M' == size_str[-1]:
return long(float(size_str[:-1])) << 20
elif 'G' == size_str[-1]:
return long(float(size_str[:-1])) << 30
elif 'T' == size_str[-1]:
return long(float(size_str[:-1])) << 40
elif 'P' == size_str[-1]:
return long(float(size_str[:-1])) << 50
else:
return long(float(size_str))
def get_clone_free_names(size=10):
prefix = settings.CLONE_INSTANCE_DEFAULT_PREFIX
free_names = []
existing_names = [
i.name for i in Instance.objects.filter(name__startswith=prefix)
]
index = 1
while len(free_names) < size:
new_name = prefix + str(index)
if new_name not in existing_names:
free_names.append(new_name)
index += 1
return free_names
def check_user_quota(instance, cpu, memory, disk_size):
user_instances = UserInstance.objects.filter(
user_id=request.user.id, instance__is_template=False)
instance += user_instances.count()
for usr_inst in user_instances:
if connection_manager.host_is_up(
usr_inst.instance.compute.type,
usr_inst.instance.compute.hostname):
conn = wvmInstance(usr_inst.instance.compute,
usr_inst.instance.compute.login,
usr_inst.instance.compute.password,
usr_inst.instance.compute.type,
usr_inst.instance.name)
cpu += int(conn.get_vcpu())
memory += int(conn.get_memory())
for disk in conn.get_disk_device():
if disk['size']:
disk_size += int(disk['size']) >> 30
ua = request.user.userattributes
msg = ""
if ua.max_instances > 0 and instance > ua.max_instances:
msg = "instance"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (instance, ua.max_instances)
if ua.max_cpus > 0 and cpu > ua.max_cpus:
msg = "cpu"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (cpu, ua.max_cpus)
if ua.max_memory > 0 and memory > ua.max_memory:
msg = "memory"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (memory, ua.max_memory)
if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
msg = "disk"
if settings.QUOTA_DEBUG:
msg += " (%s > %s)" % (disk_size, ua.max_disk_size)
return msg
def get_new_disk_dev(disks, bus):
if bus == "virtio":
dev_base = "vd"
else:
dev_base = "sd"
existing_devs = [disk['dev'] for disk in disks]
for l in string.lowercase:
dev = dev_base + l
if dev not in existing_devs:
return dev
raise Exception(_('None available device name'))
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
title = conn.get_title()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
if len(media) != 0:
media_iso = sorted(conn.get_iso_media())
else:
media_iso = []
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
snapshots = sorted(conn.get_snapshot(),
reverse=True,
key=lambda k: k['date'])
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks, vname)
console_passwd = conn.get_console_passwd()
clone_free_names = get_clone_free_names()
user_quota_msg = check_user_quota(0, 0, 0, 0)
storages = sorted(conn.get_storages())
cache_modes = sorted(conn.get_cache_modes().items())
default_cache = settings.INSTANCE_VOLUME_DEFAULT_CACHE
default_format = settings.INSTANCE_VOLUME_DEFAULT_FORMAT
formats = conn.get_image_formats()
busses = conn.get_busses()
default_bus = settings.INSTANCE_VOLUME_DEFAULT_BUS
show_access_root_password = settings.SHOW_ACCESS_ROOT_PASSWORD
show_access_ssh_keys = settings.SHOW_ACCESS_SSH_KEYS
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
userinstances = UserInstance.objects.filter(
instance=instance).order_by('user__username')
if request.method == 'POST':
if 'poweron' in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#poweron')
if 'powercycle' in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#powercycle')
if 'poweroff' in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#poweroff')
if 'powerforce' in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#powerforce')
if 'delete' in request.POST and (request.user.is_superuser
or userinstace.is_delete):
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
for snap in snapshots:
conn.snapshot_delete(snap['name'])
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id,
name=vname)
instance_name = instance.name
instance.delete()
try:
del_userinstance = UserInstance.objects.filter(
instance__compute_id=compute_id, instance__name=vname)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse('instances'))
if 'rootpasswd' in request.POST:
passwd = request.POST.get('passwd', '')
passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
data = {
'action': 'password',
'passwd': passwd_hash,
'vname': vname
}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _(
"Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'addpublickey' in request.POST:
sshkeyid = request.POST.get('sshkeyid', '')
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {
'action': 'publickey',
'key': publickey.keypublic,
'vname': vname
}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" %
publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _(
"Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'resize' in request.POST and (request.user.is_superuser
or request.user.is_staff
or userinstace.is_change):
new_vcpu = request.POST.get('vcpu', '')
new_cur_vcpu = request.POST.get('cur_vcpu', '')
new_memory = request.POST.get('memory', '')
new_memory_custom = request.POST.get('memory_custom', '')
if new_memory_custom:
new_memory = new_memory_custom
new_cur_memory = request.POST.get('cur_memory', '')
new_cur_memory_custom = request.POST.get(
'cur_memory_custom', '')
if new_cur_memory_custom:
new_cur_memory = new_cur_memory_custom
disks_new = []
for disk in disks:
input_disk_size = filesizefstr(
request.POST.get('disk_size_' + disk['dev'], ''))
if input_disk_size > disk['size'] + (64 << 20):
disk['size_new'] = input_disk_size
disks_new.append(disk)
disk_sum = sum([disk['size'] >> 30 for disk in disks_new])
disk_new_sum = sum(
[disk['size_new'] >> 30 for disk in disks_new])
quota_msg = check_user_quota(0,
int(new_vcpu) - vcpu,
int(new_memory) - memory,
disk_new_sum - disk_sum)
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot resize '%s'!" %
(quota_msg, instance.name))
error_messages.append(msg)
else:
cur_memory = new_cur_memory
memory = new_memory
cur_vcpu = new_cur_vcpu
vcpu = new_vcpu
conn.resize(cur_memory, memory, cur_vcpu, vcpu, disks_new)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#resize')
if 'addvolume' in request.POST and (request.user.is_superuser
or userinstace.is_change):
connCreate = wvmCreate(compute.hostname, compute.login,
compute.password, compute.type)
storage = request.POST.get('storage', '')
name = request.POST.get('name', '')
extension = request.POST.get('extension', '')
format = request.POST.get('format', '')
size = request.POST.get('size', 0)
meta_prealloc = request.POST.get('meta_prealloc', False)
bus = request.POST.get('bus', '')
cache = request.POST.get('cache', '')
target = get_new_disk_dev(disks, bus)
path = connCreate.create_volume(storage, name, size, format,
meta_prealloc, extension)
conn.attach_disk(path,
target,
subdriver=format,
cache=cache,
targetbus=bus)
msg = _('Attach new disk')
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#resize')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#restoresnapshot')
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#restoresnapshot')
if 'revert_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.append(msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if 'suspend' in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#resume')
if 'resume' in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#suspend')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#autostart')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#autostart')
if 'change_xml' in request.POST:
exit_xml = request.POST.get('inst_xml', '')
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#xmledit')
if request.user.is_superuser or userinstace.is_vnc:
if 'set_console_passwd' in request.POST:
if request.POST.get('auto_pass', ''):
passwd = randomPasswd()
else:
passwd = request.POST.get('console_passwd', '')
clear = request.POST.get('clear_pass', False)
if clear:
passwd = ''
if not passwd and not clear:
msg = _(
"Enter the console password or select Generate"
)
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _(
"Error setting console password. You should check that your instance have an graphic device."
)
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name,
msg)
return HttpResponseRedirect(
request.get_full_path() + '#vncsettings')
if 'set_console_keymap' in request.POST:
keymap = request.POST.get('console_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_console_keymap('')
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#vncsettings')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#vncsettings')
if 'set_console_listen_address' in request.POST:
console_type = request.POST.get('console_listen_address',
'')
conn.set_console_listen_addr(console_type)
msg = _("Set VNC listen address")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#vncsettings')
if request.user.is_superuser:
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
live = request.POST.get('live_migrate', False)
unsafe = request.POST.get('unsafe_migrate', False)
xml_del = request.POST.get('xml_delete', False)
offline = request.POST.get('offline_migrate', False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del,
offline)
instance.compute = new_compute
instance.save()
conn_migrate.close()
if autostart:
conn_new = wvmInstance(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type, vname)
conn_new.set_autostart(1)
conn_new.close()
msg = _("Migrate to %s" % new_compute.hostname)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(
reverse('instance', args=[compute_id, vname]))
if 'change_network' in request.POST:
network_data = {}
for post in request.POST:
if post.startswith('net-'):
network_data[post] = request.POST.get(post, '')
conn.change_network(network_data)
msg = _("Edit network")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#network')
if 'add_owner' in request.POST:
user_id = int(request.POST.get('user_id', ''))
if settings.ALLOW_INSTANCE_MULTIPLE_OWNER:
check_inst = UserInstance.objects.filter(
instance=instance, user_id=user_id)
else:
check_inst = UserInstance.objects.filter(
instance=instance)
if check_inst:
msg = _("Owner already added")
error_messages.append(msg)
else:
add_user_inst = UserInstance(instance=instance,
user_id=user_id)
add_user_inst.save()
msg = _("Added owner %d" % user_id)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#users')
if 'del_owner' in request.POST:
userinstance_id = int(request.POST.get('userinstance', ''))
userinstance = UserInstance.objects.get(pk=userinstance_id)
userinstance.delete()
msg = _("Deleted owner %d" % userinstance_id)
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#users')
if request.user.is_superuser or request.user.userattributes.can_clone_instances:
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
disk_sum = sum([disk['size'] >> 30 for disk in disks])
quota_msg = check_user_quota(1, vcpu, memory, disk_sum)
check_instance = Instance.objects.filter(
name=clone_data['name'])
for post in request.POST:
clone_data[post] = request.POST.get(post, '').strip()
if not request.user.is_superuser and quota_msg:
msg = _("User %s quota reached, cannot create '%s'!" %
(quota_msg, clone_data['name']))
error_messages.append(msg)
elif check_instance:
msg = _("Instance '%s' already exists!" %
clone_data['name'])
error_messages.append(msg)
elif not re.match(r'^[a-zA-Z0-9-]+$', clone_data['name']):
msg = _(
"Instance name '%s' contains invalid characters!" %
clone_data['name'])
error_messages.append(msg)
elif not re.match(r'^([0-9A-F]{2})(\:?[0-9A-F]{2}){5}$',
clone_data['clone-net-mac-0'],
re.IGNORECASE):
msg = _("Instance mac '%s' invalid format!" %
clone_data['clone-net-mac-0'])
error_messages.append(msg)
else:
new_uuid = conn.clone_instance(clone_data)
new_instance = Instance(compute_id=compute_id,
name=clone_data['name'],
uuid=new_uuid)
new_instance.save()
userinstance = UserInstance(
instance_id=new_instance.id,
user_id=request.user.id,
is_delete=True)
userinstance.save()
msg = _("Clone of '%s'" % instance.name)
addlogmsg(request.user.username, new_instance.name,
msg)
return HttpResponseRedirect(
reverse('instance',
args=[compute_id, clone_data['name']]))
if 'change_options' in request.POST:
instance.is_template = request.POST.get(
'is_template', False)
instance.save()
options = {}
for post in request.POST:
if post in ['title', 'description']:
options[post] = request.POST.get(post, '')
conn.set_options(options)
msg = _("Edit options")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() +
'#options')
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, 'instance.html', locals())
def instance(request, compute_id, vname):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
error_messages = []
messages = []
compute = get_object_or_404(Compute, pk=compute_id)
computes = Compute.objects.all()
computes_count = len(computes)
publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
try:
userinstace = UserInstance.objects.get(instance__compute_id=compute_id,
instance__name=vname,
user__id=request.user.id)
except UserInstance.DoesNotExist:
userinstace = None
if not request.user.is_superuser:
if not userinstace:
return HttpResponseRedirect(reverse('index'))
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
if disk['image'] is None:
continue
if disk['image'].count(".") and len(disk['image'].rsplit(".", 1)[1]) <= 7:
name, suffix = disk['image'].rsplit(".", 1)
image = name + "-clone" + "." + suffix
else:
image = disk['image'] + "-clone"
clone_disk.append(
{'dev': disk['dev'], 'storage': disk['storage'],
'image': image, 'format': disk['format']})
return clone_disk
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
cur_vcpu = conn.get_cur_vcpu()
uuid = conn.get_uuid()
memory = conn.get_memory()
cur_memory = conn.get_cur_memory()
description = conn.get_description()
disks = conn.get_disk_device()
media = conn.get_media_device()
networks = conn.get_net_device()
media_iso = sorted(conn.get_iso_media())
vcpu_range = conn.get_max_cpus()
memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
if memory not in memory_range:
insort(memory_range, memory)
if cur_memory not in memory_range:
insort(memory_range, cur_memory)
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
console_type = conn.get_console_type()
console_port = conn.get_console_port()
console_keymap = conn.get_console_keymap()
snapshots = sorted(conn.get_snapshot(), reverse=True)
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
has_managed_save_image = conn.get_managed_save_image()
clone_disks = show_clone_disk(disks)
console_passwd = conn.get_console_passwd()
try:
instance = Instance.objects.get(compute_id=compute_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
instance.save()
if request.method == 'POST':
if 'poweron' in request.POST:
conn.start()
msg = _("Power On")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweron')
if 'powercycle' in request.POST:
conn.force_shutdown()
conn.start()
msg = _("Power Cycle")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powercycle')
if 'poweroff' in request.POST:
conn.shutdown()
msg = _("Power Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#poweroff')
if 'powerforce' in request.POST:
conn.force_shutdown()
msg = _("Force Off")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#powerforce')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
conn.delete()
instance = Instance.objects.get(compute_id=compute_id, name=vname)
instance_name = instance.name
instance.delete()
if not request.user.is_superuser:
del_userinstance = UserInstance.objects.get(id=userinstace.id)
del_userinstance.delete()
else:
try:
del_userinstance = UserInstance.objects.filter(instance__compute_id=compute_id, instance__name=vname)
del_userinstance.delete()
except UserInstance.DoesNotExist:
pass
msg = _("Destroy")
addlogmsg(request.user.username, instance_name, msg)
return HttpResponseRedirect(reverse('instances'))
if 'rootpasswd' in request.POST:
passwd = request.POST.get('passwd', '')
passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
data = {'action': 'password', 'passwd': passwd_hash, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Reset root password")
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'addpublickey' in request.POST:
sshkeyid = request.POST.get('sshkeyid', '')
publickey = UserSSHKey.objects.get(id=sshkeyid)
data = {'action': 'publickey', 'key': publickey.keypublic, 'vname': vname}
if conn.get_status() == 5:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((compute.hostname, 16510))
s.send(json.dumps(data))
result = json.loads(s.recv(1024))
s.close()
msg = _("Installed new ssh public key %s" % publickey.keyname)
addlogmsg(request.user.username, instance.name, msg)
if result['return'] == 'success':
messages.append(msg)
else:
error_messages.append(msg)
else:
msg = _("Please shutdow down your instance and then try again")
error_messages.append(msg)
if 'resize' in request.POST:
vcpu = request.POST.get('vcpu', '')
cur_vcpu = request.POST.get('cur_vcpu', '')
memory = request.POST.get('memory', '')
memory_custom = request.POST.get('memory_custom', '')
if memory_custom:
memory = memory_custom
cur_memory = request.POST.get('cur_memory', '')
cur_memory_custom = request.POST.get('cur_memory_custom', '')
if cur_memory_custom:
cur_memory = cur_memory_custom
conn.resize(cur_memory, memory, cur_vcpu, vcpu)
msg = _("Resize")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resize')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
msg = _("Mount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
msg = _("Umount media")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#media')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("New snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
msg = _("Delete snapshot")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#restoresnapshot')
if 'revert_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_revert(snap_name)
msg = _("Successful revert snapshot: ")
msg += snap_name
messages.append(msg)
msg = _("Revert snapshot")
addlogmsg(request.user.username, instance.name, msg)
if request.user.is_superuser:
if 'suspend' in request.POST:
conn.suspend()
msg = _("Suspend")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#resume')
if 'resume' in request.POST:
conn.resume()
msg = _("Resume")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
msg = _("Set autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
msg = _("Unset autostart")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#autostart')
if 'change_xml' in request.POST:
exit_xml = request.POST.get('inst_xml', '')
if exit_xml:
conn._defineXML(exit_xml)
msg = _("Edit XML")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#xmledit')
if 'set_console_passwd' in request.POST:
if request.POST.get('auto_pass', ''):
passwd = randomPasswd()
else:
passwd = request.POST.get('console_passwd', '')
clear = request.POST.get('clear_pass', False)
if clear:
passwd = ''
if not passwd and not clear:
msg = _("Enter the console password or select Generate")
error_messages.append(msg)
if not error_messages:
if not conn.set_console_passwd(passwd):
msg = _("Error setting console password. You should check that your instance have an graphic device.")
error_messages.append(msg)
else:
msg = _("Set VNC password")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_keymap' in request.POST:
keymap = request.POST.get('console_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_console_keymap('')
else:
conn.set_console_keymap(keymap)
msg = _("Set VNC keymap")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
msg = _("Set VNC type")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
live = request.POST.get('live_migrate', False)
unsafe = request.POST.get('unsafe_migrate', False)
xml_del = request.POST.get('xml_delete', False)
new_compute = Compute.objects.get(id=compute_id)
conn_migrate = wvmInstances(new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type)
conn_migrate.moveto(conn, vname, live, unsafe, xml_del)
conn_migrate.define_move(vname)
conn_migrate.close()
msg = _("Migrate")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
for post in request.POST:
if 'disk' or 'meta' in post:
clone_data[post] = request.POST.get(post, '')
conn.clone_instance(clone_data)
msg = _("Clone")
addlogmsg(request.user.username, instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, clone_data['name']]))
conn.close()
except libvirtError as lib_err:
error_messages.append(lib_err.message)
addlogmsg(request.user.username, vname, lib_err.message)
return render(request, 'instance.html', locals())
def nwfilters(request, compute_id):
"""
:param request:
:param compute_id:
:return:
"""
nwfilters_all = []
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmNWFilters(compute.hostname, compute.login, compute.password,
compute.type)
for nwf in conn.get_nwfilters():
nwfilters_all.append(conn.get_nwfilter_info(nwf))
if request.method == "POST":
if "create_nwfilter" in request.POST:
xml = request.POST.get("nwfilter_xml", "")
if xml:
try:
util.etree.fromstring(xml)
name = util.get_xml_path(xml, "/filter/@name")
uuid = util.get_xml_path(xml, "/filter/uuid")
except util.etree.ParseError:
name = None
for nwf in nwfilters_all:
if name == nwf["name"]:
error_msg = _(
"A network filter with this name already exists"
)
raise Exception(error_msg)
if uuid == nwf["uuid"]:
error_msg = _(
"A network filter with this UUID already exists"
)
raise Exception(error_msg)
else:
try:
msg = _("%(filter)s network filter is created") % {
"filter": name
}
conn.create_nwfilter(xml)
addlogmsg(request.user.username, compute.hostname,
msg)
except libvirtError as lib_err:
messages.error(request, lib_err)
addlogmsg(request.user.username, compute.hostname,
lib_err)
if "del_nwfilter" in request.POST:
name = request.POST.get("nwfiltername", "")
msg = _("%(filter)s network filter is deleted") % {
"filter": name
}
in_use = False
nwfilter = conn.get_nwfilter(name)
is_conn = wvmInstances(compute.hostname, compute.login,
compute.password, compute.type)
instances = is_conn.get_instances()
for inst in instances:
i_conn = wvmInstance(compute.hostname, compute.login,
compute.password, compute.type, inst)
dom_filterrefs = i_conn.get_filterrefs()
if name in dom_filterrefs:
in_use = True
msg = _(
"NWFilter is in use by %(instance)s. Cannot be deleted."
) % {
"instance": inst
}
messages.error(request, msg)
addlogmsg(request.user.username, compute.hostname, msg)
i_conn.close()
break
is_conn.close()
if nwfilter and not in_use:
nwfilter.undefine()
addlogmsg(request.user.username, compute.hostname, msg)
if "cln_nwfilter" in request.POST:
name = request.POST.get("nwfiltername", "")
cln_name = request.POST.get("cln_name", name + "-clone")
conn.clone_nwfilter(name, cln_name)
msg = _("Cloning NWFilter %(name)s as %(clone)s") % {
"name": name,
"clone": cln_name
}
addlogmsg(request.user.username, compute.hostname, msg)
conn.close()
except libvirtError as lib_err:
messages.error(request, lib_err)
addlogmsg(request.user.username, compute.hostname, lib_err)
except Exception as err:
messages.error(request, err)
addlogmsg(request.user.username, compute.hostname, err)
return render(
request,
"nwfilters.html",
{
"nwfilters": nwfilters_all,
"compute": compute,
},
)
def create_instance(request, compute_id):
"""
:param request:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
conn = None
error_messages = []
storages = []
networks = []
meta_prealloc = False
compute = get_object_or_404(Compute, pk=compute_id)
flavors = Flavor.objects.filter().order_by('id')
try:
conn = wvmCreate(compute.hostname,
compute.login,
compute.password,
compute.type)
storages = sorted(conn.get_storages(only_actives=True))
networks = sorted(conn.get_networks())
nwfilters = conn.get_nwfilters()
instances = conn.get_instances()
videos = conn.get_video()
cache_modes = sorted(conn.get_cache_modes().items())
default_cache = INSTANCE_VOLUME_DEFAULT_CACHE
listener_addr = QEMU_CONSOLE_LISTEN_ADDRESSES
mac_auto = util.randomMAC()
disk_devices = conn.get_disk_device_types()
disk_buses = conn.get_disk_bus_types()
default_bus = INSTANCE_VOLUME_DEFAULT_BUS
except libvirtError as lib_err:
error_messages.append(lib_err)
if conn:
if not storages:
msg = _("You haven't defined any storage pools")
error_messages.append(msg)
if not networks:
msg = _("You haven't defined any network pools")
error_messages.append(msg)
if request.method == 'POST':
if 'create_flavor' in request.POST:
form = FlavorAddForm(request.POST)
if form.is_valid():
data = form.cleaned_data
create_flavor = Flavor(label=data['label'],
vcpu=data['vcpu'],
memory=data['memory'],
disk=data['disk'])
create_flavor.save()
return HttpResponseRedirect(request.get_full_path())
if 'delete_flavor' in request.POST:
flavor_id = request.POST.get('flavor', '')
delete_flavor = Flavor.objects.get(id=flavor_id)
delete_flavor.delete()
return HttpResponseRedirect(request.get_full_path())
if 'create_xml' in request.POST:
xml = request.POST.get('dom_xml', '')
try:
name = util.get_xml_path(xml, '/domain/name')
except util.etree.Error as err:
name = None
if name in instances:
error_msg = _("A virtual machine with this name already exists")
error_messages.append(error_msg)
else:
try:
conn._defineXML(xml)
return HttpResponseRedirect(reverse('instance', args=[compute_id, name]))
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'create' in request.POST:
volume_list = []
clone_path = ""
form = NewVMForm(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc']:
meta_prealloc = True
if instances:
if data['name'] in instances:
msg = _("A virtual machine with this name already exists")
error_messages.append(msg)
if Instance.objects.filter(name__exact=data['name']):
messages.warning(request,_("There is an instance with same name. Are you sure?"))
if not error_messages:
if data['hdd_size']:
if not data['mac']:
error_msg = _("No Virtual Machine MAC has been entered")
error_messages.append(error_msg)
else:
try:
path = conn.create_volume(data['storage'], data['name'], data['hdd_size'],
metadata=meta_prealloc)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(path)
volume['device'] = 'disk'
volume['bus'] = 'virtio'
volume_list.append(volume)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
elif data['template']:
templ_path = conn.get_volume_path(data['template'])
dest_vol = conn.get_volume_path(data["name"] + ".img", data['storage'])
if dest_vol:
error_msg = _("Image has already exist. Please check volumes or change instance name")
error_messages.append(error_msg)
else:
clone_path = conn.clone_from_template(data['name'], templ_path, data['storage'], metadata=meta_prealloc)
volume = dict()
volume['path'] = clone_path
volume['type'] = conn.get_volume_type(clone_path)
volume['device'] = 'disk'
volume['bus'] = 'virtio'
volume_list.append(volume)
else:
if not data['images']:
error_msg = _("First you need to create or select an image")
error_messages.append(error_msg)
else:
for idx, vol in enumerate(data['images'].split(',')):
try:
path = conn.get_volume_path(vol)
volume = dict()
volume['path'] = path
volume['type'] = conn.get_volume_type(path)
volume['device'] = request.POST.get('device' + str(idx), '')
volume['bus'] = request.POST.get('bus' + str(idx), '')
volume_list.append(volume)
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if data['cache_mode'] not in conn.get_cache_modes():
error_msg = _("Invalid cache mode")
error_messages.append(error_msg)
if not error_messages:
uuid = util.randomUUID()
try:
conn.create_instance(data['name'], data['memory'], data['vcpu'], data['host_model'],
uuid, volume_list, data['cache_mode'], data['networks'], data['virtio'],
data["listener_addr"], data["nwfilter"], data["video"], data["console_pass"],
data['mac'], data['qemu_ga'])
create_instance = Instance(compute_id=compute_id, name=data['name'], uuid=uuid)
create_instance.save()
msg = _("Instance is created.")
messages.success(request, msg)
addlogmsg(request.user.username, create_instance.name, msg)
return HttpResponseRedirect(reverse('instance', args=[compute_id, data['name']]))
except libvirtError as lib_err:
if data['hdd_size'] or volume_list.count() > 0:
for vol in volume_list:
conn.delete_volume(vol['path'])
error_messages.append(lib_err)
conn.close()
return render(request, 'create_instance.html', locals())