def delete_instance(instance, delete_disk=False):
compute = instance.compute
instance_name = instance.name
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
instance.name)
del_userinstance = UserInstance.objects.filter(instance=instance)
if del_userinstance:
print("Deleting UserInstances")
print(del_userinstance)
del_userinstance.delete()
if conn.get_status() == 1:
print("Forcing shutdown")
conn.force_shutdown()
if delete_disk:
snapshots = sorted(conn.get_snapshot(), reverse=True, key=lambda k:k['date'])
for snap in snapshots:
print("Deleting snapshot {}".format(snap['name']))
conn.snapshot_delete(snap['name'])
print("Deleting disks")
conn.delete_disk()
conn.delete()
instance.delete()
print("Instance {} on compute {} sucessfully deleted".format(instance_name, compute.hostname))
except libvirtError as lib_err:
print("Error removing instance {} on compute {}".format(instance_name, compute.hostname))
raise lib_err
def do_execute(self, quick_model: create_models.QuickVM):
if not quick_model.instance:
return None
if not quick_model.compute_id or not compute_models.Compute.objects.filter(
id=quick_model.compute_id).exists():
return None
instance = quick_model.instance
compute = compute_models.Compute.objects.get(id=quick_model.compute_id)
# 做一些清理工作
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, quick_model.instance.name)
status = conn.get_status()
# 状态为 5 ，表示关闭，可以删除
if status != 5:
raise Exception('%s is not shutdwon in host %s' %
(quick_model.instance.name, compute.name))
snapshots = sorted(conn.get_snapshot(),
reverse=True,
key=lambda k: k['date'])
for snap in snapshots:
conn.snapshot_delete(snap['name'])
conn.delete_disk()
conn.delete()
conn.close()
instance.delete()
quick_model.refresh_from_db()
def inst_status(request, compute_id, vname):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
compute = get_object_or_404(Compute, pk=compute_id)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
data = json.dumps({'status': conn.get_status()})
conn.close()
except libvirtError:
data = json.dumps({'error': 'Error 500'})
response.write(data)
return response
def console(request):
"""
VNC instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
if request.method == 'GET':
uuid = request.GET.get('token', '')
try:
instance = Instance.objects.get(uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_passwd = None
wsproxy_port = WS_PORT
wsproxy_host = request.get_host()
if ':' in wsproxy_host:
wsproxy_host = re.sub(':[0-9]+', '', wsproxy_host)
response = render_to_response('console.html', locals(), context_instance=RequestContext(request))
response.set_cookie('token', uuid)
return response
def inst_status(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
conn.close()
except libvirtError:
status = None
data = json.dumps({'status': status})
response = HttpResponse()
response['Content-Type'] = "text/javascript"
response.write(data)
return response
def powerGroupInstance(request, group_id):
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
group = get_object_or_404(Group, pk=group_id)
msg = ("Power On Group")
try:
group_instances = Instance.objects.filter(group=group).order_by('name')
except:
pass
group_instances_status = []
# get status for each instances of the group
for instance in group_instances:
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
if conn.get_status() != 1:
conn.start()
return redirect('group', group_id=group_id)
def cpuusage(request, host_id, vname):
"""
VM cpu usage
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
datasets = []
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
cpu_usage = conn.cpu_usage()
conn.close()
except libvirtError:
cpu_usage = 0
try:
cookies = request._cookies['cpu_usage']
except KeyError:
cookies = None
if not cookies:
datasets.append(0)
else:
datasets = eval(cookies)
if len(datasets) > 10:
while datasets:
del datasets[0]
if len(datasets) == 10:
break
if len(datasets) <= 9:
datasets.append(int(cpu_usage['cpu']))
if len(datasets) == 10:
datasets.append(int(cpu_usage['cpu']))
del datasets[0]
cpu = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets
}
]
}
data = simplejson.dumps(cpu)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
response.cookies['cpu_usage'] = datasets
response.write(data)
return response
def console(request):
"""
VNC instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
if request.method == 'GET':
token = request.GET.get('token', '')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
vnc_websocket_port = conn.get_vnc_websocket_port()
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_websocket_port = None
vnc_passwd = None
ws_port = vnc_websocket_port if vnc_websocket_port else WS_PORT
ws_host = request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
response = render_to_response('console.html', locals(), context_instance=RequestContext(request))
response.set_cookie('token', token)
return response
def console(request):
"""
VNC instance block
"""
if request.method == "GET":
token = request.GET.get("token", "")
try:
temptoken = token.split("-", 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(
instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name,
)
vnc_websocket_port = conn.get_vnc_websocket_port()
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_websocket_port = None
vnc_passwd = None
ws_port = vnc_websocket_port if vnc_websocket_port else WS_PORT
ws_host = request.get_host()
if ":" in ws_host:
ws_host = re.sub(":[0-9]+", "", ws_host)
response = render(None, "console.html", locals(), request)
response.set_cookie("token", token)
return response
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
def inst_status(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
conn.close()
except libvirtError:
status = None
data = json.dumps({'status': status})
response = HttpResponse()
response['Content-Type'] = "text/javascript"
response.write(data)
return response
def delete_instance(instance, delete_disk=False):
compute = instance.compute
instance_name = instance.name
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, instance.name)
del_userinstance = UserInstance.objects.filter(instance=instance)
if del_userinstance:
print("Deleting UserInstances")
print(del_userinstance)
del_userinstance.delete()
if conn.get_status() == 1:
print("Forcing shutdown")
conn.force_shutdown()
if delete_disk:
snapshots = sorted(conn.get_snapshot(), reverse=True)
for snap in snapshots:
print("Deleting snapshot {}".format(snap['name']))
conn.snapshot_delete(snap['name'])
print("Deleting disks")
conn.delete_disk()
conn.delete()
instance.delete()
print("Instance {} on compute {} sucessfully deleted".format(
instance_name, compute.hostname))
except libvirtError as lib_err:
print("Error removing instance {} on compute {}".format(
instance_name, compute.hostname))
raise lib_err
def console(request):
"""
VNC instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
if request.method == 'GET':
token = request.GET.get('token', '')
try:
host = int(token[0])
uuid = token[2:]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname, instance.compute.login,
instance.compute.password, instance.compute.type,
instance.name)
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_passwd = None
wsproxy_port = WS_PORT
wsproxy_host = request.get_host()
if ':' in wsproxy_host:
wsproxy_host = re.sub(':[0-9]+', '', wsproxy_host)
response = render_to_response('console.html',
locals(),
context_instance=RequestContext(request))
response.set_cookie('token', token)
return response
def inst_status(request, compute_id, vname):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
compute = get_object_or_404(Compute, pk=compute_id)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
data = json.dumps({'status': conn.get_status()})
conn.close()
except libvirtError:
data = json.dumps({'error': 'Error 500'})
response.write(data)
return response
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
def console(request):
"""
VNC instance block
"""
if request.method == 'GET':
token = request.GET.get('token', '')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname, instance.compute.login,
instance.compute.password, instance.compute.type,
instance.name)
vnc_websocket_port = conn.get_vnc_websocket_port()
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_websocket_port = None
vnc_passwd = None
ws_port = vnc_websocket_port if vnc_websocket_port else WS_PORT
ws_host = request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
response = render(None, 'console.html', locals(), request)
response.set_cookie('token', token)
return response
def console(request):
"""
VNC instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect("/login")
if request.method == "GET":
token = request.GET.get("token", "")
try:
temptoken = token.split("-", 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(
instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name,
)
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_passwd = None
wsproxy_port = WS_PORT
wsproxy_host = request.get_host()
if ":" in wsproxy_host:
wsproxy_host = re.sub(":[0-9]+", "", wsproxy_host)
response = render_to_response("console.html", locals(), context_instance=RequestContext(request))
response.set_cookie("token", token)
return response
def proxy(self):
return wvmInstance(
self.compute.hostname,
self.compute.login,
self.compute.password,
self.compute.type,
self.name,
)
def migrate_instance(
new_compute,
instance,
user,
live=False,
unsafe=False,
xml_del=False,
offline=False,
autoconverge=False,
compress=False,
postcopy=False,
):
status = connection_manager.host_is_up(new_compute.type,
new_compute.hostname)
if not status:
return
if new_compute == instance.compute:
return
try:
conn_migrate = wvmInstances(
new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type,
)
autostart = instance.autostart
conn_migrate.moveto(
instance.proxy,
instance.name,
live,
unsafe,
xml_del,
offline,
autoconverge,
compress,
postcopy,
)
finally:
conn_migrate.close()
try:
conn_new = wvmInstance(
new_compute.hostname,
new_compute.login,
new_compute.password,
new_compute.type,
instance.name,
)
if autostart:
conn_new.set_autostart(1)
finally:
conn_new.close()
instance.compute = new_compute
instance.save()
def console(request):
"""
:param request:
:return:
"""
console_error = None
if request.method == "GET":
token = request.GET.get("token", "")
view_type = request.GET.get("view", "lite")
view_only = request.GET.get("view_only",
app_settings.CONSOLE_VIEW_ONLY.lower())
scale = request.GET.get("scale", app_settings.CONSOLE_SCALE.lower())
resize_session = request.GET.get(
"resize_session", app_settings.CONSOLE_RESIZE_SESSION.lower())
clip_viewport = request.GET.get(
"clip_viewport", app_settings.CONSOLE_CLIP_VIEWPORT.lower())
try:
temptoken = token.split("-", 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(
instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name,
)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except libvirtError:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PUBLIC_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
ws_path = WS_PUBLIC_PATH if WS_PUBLIC_PATH else "/"
if ":" in ws_host:
ws_host = re.sub(":[0-9]+", "", ws_host)
if console_type == "vnc" or console_type == "spice":
console_page = "console-" + console_type + "-" + view_type + ".html"
response = render(request, console_page, locals())
else:
if console_type is None:
console_error = "Fail to get console. Please check the console configuration of your VM."
else:
console_error = f"Console type: {console_type} no support"
response = render(request, "console-vnc-lite.html", locals())
response.set_cookie("token", token)
return response
def do_execute(self, quick_model: create_models.QuickVM):
compute = compute_models.Compute.objects.get(id=quick_model.compute_id)
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, quick_model.instance.name)
conn.start()
instance = quick_model.instance
instance.start_time = timezone.now()
instance.save()
return True
def query_machine(hostname):
try:
conn = wvmInstance(compute.hostname, compute.login,
compute.password, compute.type, hostname)
object[hostname] = {
'status': conn.get_status(),
'cur_memory': conn.get_cur_memory(),
'disks': conn.get_disk_device(),
'vcpu': conn.get_vcpu()
}
except libvirtError:
status = None
def console(request):
"""
Console instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
if request.method == 'GET':
token = request.GET.get('token', '')
temptoken = token.split('-', 1)
host_id = int(temptoken[0])
uuid = temptoken[1]
compute = Compute.objects.get(id=host_id)
vm = Instance.objects.get(uuid=uuid)
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname, instance.compute.login,
instance.compute.password, instance.compute.type,
instance.name, instance.compute.hypervisor)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
if console_type == 'vnc':
response = render_to_response('console-vnc.html',
locals(),
context_instance=RequestContext(request))
elif console_type == 'spice':
response = render_to_response('console-spice.html',
locals(),
context_instance=RequestContext(request))
else:
response = "Console type %s no support" % console_type
response.set_cookie('token', token)
return response
def query_machine(hostname):
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type, hostname)
object[hostname] = {
'status': conn.get_status(),
'cur_memory': conn.get_cur_memory(),
'disks': conn.get_disk_device(),
'vcpu': conn.get_vcpu()
}
except libvirtError:
status = None
def console(request):
"""
:param request:
:return:
"""
console_error = None
if request.method == 'GET':
token = request.GET.get('token', '')
view_type = request.GET.get('view', 'lite')
view_only = request.GET.get('view_only', 0)
scale = request.GET.get('scale', 0)
resize_session = request.GET.get('resize_session', 0)
clip_viewport = request.GET.get('clip_viewport', 0)
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except libvirtError:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PUBLIC_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
ws_path = WS_PUBLIC_PATH if WS_PUBLIC_PATH else '/'
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
console_page = "console-" + console_type + "-" + view_type + ".html"
if console_type == 'vnc' or console_type == 'spice':
response = render(request, console_page, locals())
else:
console_error = f"Console type: {console_type} no support"
response = render(request, 'console-vnc-lite.html', locals())
response.set_cookie('token', token)
return response
def inst_status(request, host_id, vname):
if not request.user.is_authenticated():
return redirect('login')
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, vname)
status = conn.get_status()
conn.close()
except libvirtError:
status = None
data = json.dumps({'status': status})
return HttpResponse(data, 'text/javascript')
def check_user_quota(user, instance, cpu, memory, disk_size):
ua = user.userattributes
msg = ""
if user.is_superuser:
return msg
quota_debug = app_settings.QUOTA_DEBUG
user_instances = UserInstance.objects.filter(user=user,
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.hostname,
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_devices():
if disk['size']:
disk_size += int(disk['size']) >> 30
if ua.max_instances > 0 and instance > ua.max_instances:
msg = "instance"
if quota_debug:
msg += f" ({instance} > {ua.max_instances})"
if ua.max_cpus > 0 and cpu > ua.max_cpus:
msg = "cpu"
if quota_debug:
msg += f" ({cpu} > {ua.max_cpus})"
if ua.max_memory > 0 and memory > ua.max_memory:
msg = "memory"
if quota_debug:
msg += f" ({memory} > {ua.max_memory})"
if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
msg = "disk"
if quota_debug:
msg += f" ({disk_size} > {ua.max_disk_size})"
return msg
def snap_crontab():
computes = computes_models.Compute.objects.all()
for compute in computes:
# 忽略不可连接的宿主
if connection_manager.host_is_up(compute.type,
compute.hostname) is not True:
continue
conn = wvmHostDetails(compute.hostname, compute.login,
compute.password, compute.type)
instances = conn.get_instances() # ['name1', 'name2']
conn.close()
for vname in instances:
conn = wvmInstance(compute.hostname, compute.login,
compute.password, compute.type, vname)
if conn.get_status() != 1:
print("%s status is %s, skip" % (vname, conn.get_status()))
continue
snapshot_list = conn.instance.snapshotListNames(0)
snap_coll = [] # [{'created': <int>, 'snap':snap_obj}, ...]
# 收集快照信息
for snapshot_name in snapshot_list:
snap = conn.instance.snapshotLookupByName(snapshot_name, 0)
snap_time_create = util.get_xml_path(
snap.getXMLDesc(0), "/domainsnapshot/creationTime")
snap_coll.append({
'created': int(snap_time_create),
'snap': snap
})
# 若快照数量高于7个，删除旧的快照
if len(snap_coll) >= 6:
snap_coll = sorted(snap_coll,
reverse=True,
key=lambda d: d['created'])
for item in snap_coll[6:]:
snap = item['snap']
snap.delete(0)
# 创建一个新的快照
snap_name = datetime.datetime.now().strftime('%m-%d %H:%M:%S')
conn.create_snapshot(snap_name)
conn.close()
print("end snap_crontab")
def console(request):
"""
Console instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
if request.method == 'GET':
token = request.GET.get('token', '')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
name = instance.name
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
if console_type == 'vnc':
response = render_to_response('console-vnc.html', locals(),
context_instance=RequestContext(request))
elif console_type == 'spice':
response = render_to_response('console-spice.html', locals(),
context_instance=RequestContext(request))
else:
response = "Console type %s no support" % console_type
response.set_cookie('token', token)
return response
def get_vdi_url(request, vname):
instance = Instance.objects.get(name=vname)
compute = instance.compute
data = {}
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, instance.name)
fqdn = get_hostname_by_ip(compute.hostname)
url = "{}://{}:{}".format(conn.get_console_type(), fqdn,
conn.get_console_port())
response = url
return HttpResponse(response)
except libvirtError as lib_err:
err = "Error getting vdi url for {}".format(vname)
raise Http404(err)
def console(request):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
if request.method == 'GET':
token = request.GET.get('token', '')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except libvirtError as lib_err:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PUBLIC_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
ws_path = WS_PUBLIC_PATH if WS_PUBLIC_PATH else '/'
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
if console_type == 'vnc':
response = render(request, 'console-vnc.html', locals())
elif console_type == 'spice':
response = render(request, 'console-spice.html', locals())
else:
response = "Console type %s no support" % console_type
response.set_cookie('token', token)
return response
def inst_status(request, compute_id, vname):
"""
:param request:
:return:
"""
compute = get_object_or_404(Compute, pk=compute_id)
response = HttpResponse()
response["Content-Type"] = "text/javascript"
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password, compute.type, vname)
data = json.dumps({"status": conn.get_status()})
conn.close()
except libvirtError:
data = json.dumps({"error": "Error 500"})
response.write(data)
return response
def query_machine(hostname):
try:
conn2 = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type, hostname)
results[hostname] = ({'name': hostname,
#'status': conn.get_instance_status(instance),
#'uuid': uuid,
#'memory': conn.get_instance_memory(instance),
'description': conn2.get_description(),
#'vcpu': conn.get_instance_vcpu(instance),
#'storage': conn2.get_disk_device(),
#'has_managed_save_image': conn.get_instance_managed_save_image(instance)
})
conn2.close()
except libvirtError:
status = None
def editGroup(request, group_id):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
error_messages = []
if request.method == 'POST':
form = groupInstanceAddForm(request.POST)
if form.is_valid():
groupInstance = form.cleaned_data
group = get_object_or_404(Group, pk=group_id)
instance = get_object_or_404(Instance, pk=groupInstance['instance_id'])
instance.group = group
instance.save()
return HttpResponseRedirect(request.get_full_path())
else:
for msg_err in form.errors.values():
error_messages.append(msg_err.as_text())
group = get_object_or_404(Group, pk=group_id)
available_instances = Instance.objects.filter(group=None).order_by('name')
group_instances = []
try:
group_instances = Instance.objects.filter(group=group).order_by('name')
except:
pass
group_instances_status = []
# get status for each instances of the group
for instance in group_instances:
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
status = conn.get_status()
group_instances_status.append((instance,status))
return render(request, 'group.html', locals())
def get_vdi_url(request, vname):
instance = Instance.objects.get(name=vname)
compute = instance.compute
data = {}
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
instance.name)
fqdn = get_hostname_by_ip(compute.hostname)
url = "{}://{}:{}".format(conn.get_console_type(), fqdn, conn.get_console_port())
response = url
return HttpResponse(response)
except libvirtError as lib_err:
err = "Error getting vdi url for {}".format(vname)
raise Http404(err)
def console(request):
"""
:param request:
:return:
"""
if request.method == 'GET':
token = request.GET.get('token', '')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except libvirtError as lib_err:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
ws_path = WS_PATH
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
if console_type == 'vnc':
response = render(request, 'console-vnc.html', locals())
elif console_type == 'spice':
response = render(request, 'console-spice.html', locals())
else:
response = "Console type %s no support" % console_type
response.set_cookie('token', token)
return response
def editGroup(request, group_id):
"""
:param request:
:return:
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
error_messages = []
if request.method == 'POST':
form = groupInstanceAddForm(request.POST)
if form.is_valid():
groupInstance = form.cleaned_data
group = get_object_or_404(Group, pk=group_id)
instance = get_object_or_404(Instance,
pk=groupInstance['instance_id'])
instance.group = group
instance.save()
return HttpResponseRedirect(request.get_full_path())
else:
for msg_err in form.errors.values():
error_messages.append(msg_err.as_text())
group = get_object_or_404(Group, pk=group_id)
available_instances = Instance.objects.filter(group=None).order_by('name')
group_instances = []
try:
group_instances = Instance.objects.filter(group=group).order_by('name')
except:
pass
group_instances_status = []
# get status for each instances of the group
for instance in group_instances:
conn = wvmInstance(instance.compute.hostname, instance.compute.login,
instance.compute.password, instance.compute.type,
instance.name)
status = conn.get_status()
group_instances_status.append((instance, status))
return render(request, 'group.html', locals())
def get_vdi_url(request, compute_id, vname):
"""
:param request:
:param vname:
:return:
"""
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, vname)
fqdn = get_hostname_by_ip(compute.hostname)
url = f"{conn.get_console_type()}://{fqdn}:{conn.get_console_port()}"
response = url
return HttpResponse(response)
except libvirtError:
err = "Error getting VDI URL for %(name)s" % {"name": vname}
raise Http404(err)
def console(request):
"""
VNC instance block
"""
if request.method == 'GET':
reqtoken = request.GET.get("token")
reqstr = base64.decodestring(reqtoken)
temptoken = reqstr.split('|', 2)
hostname = temptoken[0]
name = temptoken[1]
display = temptoken[2]
password = None
login = None
htype = 1
try:
conn = wvmInstance(hostname,
login,
password,
htype,
name)
vnc_websocket_port = conn.get_vnc_websocket_port()
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_websocket_port = None
vnc_passwd = None
ws_port = vnc_websocket_port if vnc_websocket_port else WS_PORT
ws_host = request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
response = render_to_response('console.html', locals(), context_instance=RequestContext(request))
token = hostname + "|"+name +"|"+display
des = DES()
des.input_key(WS_DESKEY)
encryptval = des.encode(token)
response.set_cookie('token', encryptval)
return response
def console(request):
"""
VNC instance block
"""
if request.method == 'GET':
reqtoken = request.GET.get("token")
reqstr = base64.decodestring(reqtoken)
temptoken = reqstr.split('|', 2)
hostname = temptoken[0]
name = temptoken[1]
display = temptoken[2]
password = None
login = None
htype = 1
try:
conn = wvmInstance(hostname, login, password, htype, name)
vnc_websocket_port = conn.get_vnc_websocket_port()
vnc_passwd = conn.get_vnc_passwd()
except:
vnc_websocket_port = None
vnc_passwd = None
ws_port = vnc_websocket_port if vnc_websocket_port else WS_PORT
ws_host = request.get_host()
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
response = render_to_response('console.html',
locals(),
context_instance=RequestContext(request))
token = hostname + "|" + name + "|" + display
des = DES()
des.input_key(WS_DESKEY)
encryptval = des.encode(token)
response.set_cookie('token', encryptval)
return response
def powerGroupInstance(request, group_id):
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('index'))
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
group = get_object_or_404(Group, pk=group_id)
msg = ("Power On Group")
try:
group_instances = Instance.objects.filter(group=group).order_by('name')
except:
pass
group_instances_status = []
# get status for each instances of the group
for instance in group_instances:
conn = wvmInstance(instance.compute.hostname, instance.compute.login,
instance.compute.password, instance.compute.type,
instance.name)
if conn.get_status() != 1:
conn.start()
return redirect('group', group_id=group_id)
def inst_graph(request, compute_id, vname):
"""
:param request:
:return:
"""
datasets = {}
json_blk = []
datasets_blk = {}
json_net = []
datasets_net = {}
cookies = {}
points = 5
curent_time = time.strftime("%H:%M:%S")
compute = get_object_or_404(Compute, pk=compute_id)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
def check_points(dataset):
if len(dataset) > points:
dataset.pop(0)
return dataset
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
cpu_usage = conn.cpu_usage()
blk_usage = conn.disk_usage()
net_usage = conn.net_usage()
conn.close()
try:
cookies['cpu'] = request.COOKIES['cpu']
cookies['blk'] = request.COOKIES['blk']
cookies['net'] = request.COOKIES['net']
cookies['timer'] = request.COOKIES['timer']
except KeyError:
cookies['cpu'] = None
cookies['blk'] = None
cookies['net'] = None
if not cookies['cpu']:
datasets['cpu'] = [0] * points
datasets['timer'] = [0] * points
else:
datasets['cpu'] = eval(cookies['cpu'])
datasets['timer'] = eval(cookies['timer'])
datasets['timer'].append(curent_time)
datasets['cpu'].append(int(cpu_usage['cpu']))
datasets['timer'] = check_points(datasets['timer'])
datasets['cpu'] = check_points(datasets['cpu'])
for blk in blk_usage:
if not cookies['blk']:
datasets_wr = [0] * points
datasets_rd = [0] * points
else:
datasets['blk'] = eval(cookies['blk'])
datasets_rd = datasets['blk'][blk['dev']][0]
datasets_wr = datasets['blk'][blk['dev']][1]
datasets_rd.append(int(blk['rd']) / 1048576)
datasets_wr.append(int(blk['wr']) / 1048576)
datasets_rd = check_points(datasets_rd)
datasets_wr = check_points(datasets_wr)
json_blk.append({'dev': blk['dev'], 'data': [datasets_rd, datasets_wr]})
datasets_blk[blk['dev']] = [datasets_rd, datasets_wr]
for net in net_usage:
if not cookies['net']:
datasets_rx = [0] * points
datasets_tx = [0] * points
else:
datasets['net'] = eval(cookies['net'])
datasets_rx = datasets['net'][net['dev']][0]
datasets_tx = datasets['net'][net['dev']][1]
datasets_rx.append(int(net['rx']) / 1048576)
datasets_tx.append(int(net['tx']) / 1048576)
datasets_rx = check_points(datasets_rx)
datasets_tx = check_points(datasets_tx)
json_net.append({'dev': net['dev'], 'data': [datasets_rx, datasets_tx]})
datasets_net[net['dev']] = [datasets_rx, datasets_tx]
data = json.dumps({'cpudata': datasets['cpu'], 'blkdata': json_blk,
'netdata': json_net, 'timeline': datasets['timer']})
response.cookies['cpu'] = datasets['cpu']
response.cookies['timer'] = datasets['timer']
response.cookies['blk'] = datasets_blk
response.cookies['net'] = datasets_net
except libvirtError:
data = json.dumps({'error': 'Error 500'})
response.write(data)
return response
def instance(request, host_id, vname):
"""
Instance block
"""
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
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
errors = []
messages = []
time_refresh = TIME_JS_REFRESH
compute = Compute.objects.get(id=host_id)
computes = Compute.objects.all()
computes_count = len(computes)
keymaps = QEMU_KEYMAPS
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, 1024, 2048, 4096, 6144, 8192, 16384]
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
vnc_port = conn.get_vnc_port()
vnc_keymap = conn.get_vnc_keymap()
vnc_password = conn.get_vnc_passwd()
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)
cpu_usage = conn.cpu_usage()['cpu']
except libvirtError as err:
errors.append(err)
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
try:
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path() + '#forceshutdown')
if 'managedsave' == request.POST.get('power', ''):
conn.managedsave()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'deletesaveimage' in request.POST:
conn.managed_save_remove()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
print 'yeah'
conn.delete_disk()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
finally:
conn.delete()
return HttpResponseRedirect('/%s/instances' % host_id)
if 'assign_volume' in request.POST:
file = request.POST.get('file', '')
device = request.POST.get('device', '')
conn.assign_volume(file, device)
return HttpResponseRedirect(request.get_full_path() + '#instancedevice')
if 'unassign_volume' in request.POST:
device = request.POST.get('device', '')
conn.unassign_volume(device)
return HttpResponseRedirect(request.get_full_path() + '#instancedevice')
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
if 'external_storage_snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_external_storage_snapshot(name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
first_cd = media[0]['dev'] if len(media) > 0 else request.POST.get('umount_iso', '')
dev = request.POST.get('device', first_cd)
conn.umount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
first_cd = media[0]['dev'] if len(media) > 0 else ''
print first_cd
dev = request.POST.get('device', first_cd)
conn.mount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
vcpu = request.POST.get('vcpu', '')
cur_vcpu = request.POST.get('cur_vcpu', '')
memory = request.POST.get('memory', '')
cur_memory = request.POST.get('cur_memory', '')
conn.change_settings(description, cur_memory, memory, cur_vcpu, vcpu)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path() + '#instancexml')
if 'set_vnc_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('vnc_passwd', '')
clear = request.POST.get('clear_pass', False)
if not passwd and not clear:
msg = _("Enter the VNC password or select Generate")
errors.append(msg)
if not errors:
conn.set_vnc_passwd(passwd)
return HttpResponseRedirect(request.get_full_path() + '#vnc_pass')
if 'set_vnc_keymap' in request.POST:
keymap = request.POST.get('vnc_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_vnc_keymap('')
else:
conn.set_vnc_keymap(keymap)
return HttpResponseRedirect(request.get_full_path() + '#vnc_keymap')
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()
return HttpResponseRedirect('/%s/instance/%s' % (compute_id, vname))
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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)
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)
return HttpResponseRedirect('/%s/instance/%s' % (host_id, clone_data['name']))
conn.close()
except libvirtError as err:
errors.append(err)
object = {
'errors': [str(error) for error in errors],
'response': {
'name': vname,
'status': status,
'autostart': autostart,
'vcpu': vcpu,
'cur_vcpu': cur_vcpu,
'uuid': uuid,
'memory': memory,
'cur_memory': cur_memory,
'description': description,
'disks': disks,
'media': media,
'networks': networks,
'media_iso': media_iso,
'vcpu_range': vcpu_range.__len__(),
'memory_host': memory_host,
'vcpu_host': vcpu_host,
'telnet_port': telnet_port,
'vnc_port': vnc_port,
'vnc_keymap': vnc_keymap,
'snapshots': snapshots,
'inst_xml': inst_xml.__str__(),
'has_managed_save_image': has_managed_save_image,
'clone_disks': clone_disks,
'cpu_usage': cpu_usage,
'vnc_password': vnc_password
}
}
return render(object, 'instance.html', locals(), request)
def diskusage(request, host_id, vname):
"""
VM disk IO
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
datasets_rd = []
datasets_wr = []
json_blk = []
cookie_blk = {}
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
blk_usage = conn.disk_usage()
conn.close()
except libvirtError:
blk_usage = None
try:
cookies = request._cookies['blk_usage']
except KeyError:
cookies = None
for blk in blk_usage:
if not cookies:
datasets_wr.append(0)
datasets_rd.append(0)
else:
datasets = eval(cookies)
datasets_rd = datasets[blk['dev']][0]
datasets_wr = datasets[blk['dev']][1]
if len(datasets_rd) > 10:
while datasets_rd:
del datasets_rd[0]
if len(datasets_rd) == 10:
break
if len(datasets_wr) > 10:
while datasets_wr:
del datasets_wr[0]
if len(datasets_wr) == 10:
break
if len(datasets_rd) <= 9:
datasets_rd.append(int(blk['rd']) / 1048576)
if len(datasets_rd) == 10:
datasets_rd.append(int(blk['rd']) / 1048576)
del datasets_rd[0]
if len(datasets_wr) <= 9:
datasets_wr.append(int(blk['wr']) / 1048576)
if len(datasets_wr) == 10:
datasets_wr.append(int(blk['wr']) / 1048576)
del datasets_wr[0]
disk = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
cookie_blk[blk['dev']] = [datasets_rd, datasets_wr]
data = simplejson.dumps(json_blk)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
response.cookies['blk_usage'] = cookie_blk
response.write(data)
return response
def instusage(request, host_id, vname):
"""
Return instance usage
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
cookies = {}
datasets = {}
datasets_rd = []
datasets_wr = []
json_blk = []
cookie_blk = {}
blk_error = False
datasets_rx = []
datasets_tx = []
json_net = []
cookie_net = {}
net_error = False
networks = None
disks = None
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
if status == 5:
networks = conn.get_net_device()
disks = conn.get_disk_device()
except libvirtError:
status = None
if status == 1 and status:
try:
blk_usage = conn.disk_usage()
cpu_usage = conn.cpu_usage()
net_usage = conn.net_usage()
conn.close()
except libvirtError:
blk_usage = None
cpu_usage = None
net_usage = None
try:
cookies['cpu'] = request._cookies['cpu']
except KeyError:
cookies['cpu'] = None
try:
cookies['hdd'] = request._cookies['hdd']
except KeyError:
cookies['hdd'] = None
try:
cookies['net'] = request._cookies['net']
except KeyError:
cookies['net'] = None
if cookies['cpu'] == '{}' or not cookies['cpu'] or not cpu_usage:
datasets['cpu'] = [0]
else:
datasets['cpu'] = eval(cookies['cpu'])
if len(datasets['cpu']) > 10:
while datasets['cpu']:
del datasets['cpu'][0]
if len(datasets['cpu']) == 10:
break
if len(datasets['cpu']) <= 9:
datasets['cpu'].append(int(cpu_usage['cpu']))
if len(datasets['cpu']) == 10:
datasets['cpu'].append(int(cpu_usage['cpu']))
del datasets['cpu'][0]
# Some fix division by 0 Chart.js
if len(datasets['cpu']) == 10:
if sum(datasets['cpu']) == 0:
datasets['cpu'][9] += 0.1
if sum(datasets['cpu']) / 10 == datasets['cpu'][0]:
datasets['cpu'][9] += 0.1
cpu = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets['cpu']
}
]
}
for blk in blk_usage:
if cookies['hdd'] == '{}' or not cookies['hdd'] or not blk_usage:
datasets_wr.append(0)
datasets_rd.append(0)
else:
datasets['hdd'] = eval(cookies['hdd'])
try:
datasets_rd = datasets['hdd'][blk['dev']][0]
datasets_wr = datasets['hdd'][blk['dev']][1]
except:
blk_error = True
if not blk_error:
if len(datasets_rd) > 10:
while datasets_rd:
del datasets_rd[0]
if len(datasets_rd) == 10:
break
if len(datasets_wr) > 10:
while datasets_wr:
del datasets_wr[0]
if len(datasets_wr) == 10:
break
if len(datasets_rd) <= 9:
datasets_rd.append(int(blk['rd']) / 1048576)
if len(datasets_rd) == 10:
datasets_rd.append(int(blk['rd']) / 1048576)
del datasets_rd[0]
if len(datasets_wr) <= 9:
datasets_wr.append(int(blk['wr']) / 1048576)
if len(datasets_wr) == 10:
datasets_wr.append(int(blk['wr']) / 1048576)
del datasets_wr[0]
# Some fix division by 0 Chart.js
if len(datasets_rd) == 10:
if sum(datasets_rd) == 0:
datasets_rd[9] += 0.01
if sum(datasets_rd) / 10 == datasets_rd[0]:
datasets_rd[9] += 0.01
disk = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
cookie_blk[blk['dev']] = [datasets_rd, datasets_wr]
for net in net_usage:
if cookies['net'] == '{}' or not cookies['net'] or not net_usage:
datasets_rx.append(0)
datasets_tx.append(0)
else:
datasets['net'] = eval(cookies['net'])
try:
datasets_rx = datasets['net'][net['dev']][0]
datasets_tx = datasets['net'][net['dev']][1]
except:
net_error = True
if not net_error:
if len(datasets_rx) > 10:
while datasets_rx:
del datasets_rx[0]
if len(datasets_rx) == 10:
break
if len(datasets_tx) > 10:
while datasets_tx:
del datasets_tx[0]
if len(datasets_tx) == 10:
break
if len(datasets_rx) <= 9:
datasets_rx.append(int(net['rx']) / 1048576)
if len(datasets_rx) == 10:
datasets_rx.append(int(net['rx']) / 1048576)
del datasets_rx[0]
if len(datasets_tx) <= 9:
datasets_tx.append(int(net['tx']) / 1048576)
if len(datasets_tx) == 10:
datasets_tx.append(int(net['tx']) / 1048576)
del datasets_tx[0]
# Some fix division by 0 Chart.js
if len(datasets_rx) == 10:
if sum(datasets_rx) == 0:
datasets_rx[9] += 0.01
if sum(datasets_rx) / 10 == datasets_rx[0]:
datasets_rx[9] += 0.01
network = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': net['dev'], 'data': network})
cookie_net[net['dev']] = [datasets_rx, datasets_tx]
data = json.dumps({'status': status, 'cpu': cpu, 'hdd': json_blk, 'net': json_net})
else:
datasets = [0] * 10
cpu = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets
}
]
}
for i, net in enumerate(networks):
datasets_rx = [0] * 10
datasets_tx = [0] * 10
network = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': i, 'data': network})
for blk in disks:
datasets_wr = [0] * 10
datasets_rd = [0] * 10
disk = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
data = json.dumps({'status': status, 'cpu': cpu, 'hdd': json_blk, 'net': json_net})
response = HttpResponse()
response['Content-Type'] = "text/javascript"
if status == 1:
response.cookies['cpu'] = datasets['cpu']
response.cookies['hdd'] = cookie_blk
response.cookies['net'] = cookie_net
response.write(data)
return response
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 = ''.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, host_id):
"""
Instances block
"""
errors = []
instances = []
time_refresh = 8000
get_instances = []
conn = None
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstances(compute.hostname,
compute.login,
compute.password,
compute.type)
get_instances = conn.get_instances()
except libvirtError as err:
errors.append(err)
for instance in get_instances:
try:
inst = Instance.objects.get(compute_id=host_id, name=instance)
uuid = inst.uuid
except Instance.DoesNotExist:
uuid = conn.get_uuid(instance)
inst = Instance(compute_id=host_id, name=instance, uuid=uuid)
inst.save()
conn2 = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
instance)
instances.append({'name': instance,
'status': conn.get_instance_status(instance),
'uuid': uuid,
'memory': conn.get_instance_memory(instance),
'vcpu': conn.get_instance_vcpu(instance),
'storage': conn2.get_disk_device(),
'has_managed_save_image': conn.get_instance_managed_save_image(instance)})
conn2.close()
if conn:
try:
if request.method == 'POST':
name = request.POST.get('name', '')
if 'start' in request.POST:
conn.start(name)
return HttpResponseRedirect(request.get_full_path())
if 'shutdown' in request.POST:
conn.shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'destroy' in request.POST:
conn.force_shutdown(name)
return HttpResponseRedirect(request.get_full_path())
if 'managedsave' in request.POST:
conn.managedsave(name)
return HttpResponseRedirect(request.get_full_path())
if 'deletesaveimage' in request.POST:
conn.managed_save_remove(name)
return HttpResponseRedirect(request.get_full_path())
if 'suspend' in request.POST:
conn.suspend(name)
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
conn.resume(name)
return HttpResponseRedirect(request.get_full_path())
conn.close()
except libvirtError as err:
errors.append(err)
object = {
'response': {
'instances': instances
},
'errors': [str(error) for error in errors]
}
return render(object, 'instances.html', locals(), request)
def instusage(request, host_id, vname):
"""
Return instance usage
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
cookies = {}
datasets = {}
datasets_rd = []
datasets_wr = []
json_blk = []
cookie_blk = {}
blk_error = False
datasets_rx = []
datasets_tx = []
json_net = []
cookie_net = {}
net_error = False
points = 5
curent_time = time.strftime("%H:%M:%S")
compute = Compute.objects.get(id=host_id)
cookies = request._get_cookies()
response = HttpResponse()
response['Content-Type'] = "text/javascript"
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
cpu_usage = conn.cpu_usage()
blk_usage = conn.disk_usage()
net_usage = conn.net_usage()
conn.close()
if cookies.get('cpu') == '{}' or not cookies.get('cpu') or not cpu_usage:
datasets['cpu'] = [0]
datasets['timer'] = [curent_time]
else:
datasets['cpu'] = eval(cookies.get('cpu'))
datasets['timer'] = eval(cookies.get('timer'))
datasets['timer'].append(curent_time)
datasets['cpu'].append(int(cpu_usage['cpu']))
if len(datasets['timer']) > points:
datasets['timer'].pop(0)
if len(datasets['cpu']) > points:
datasets['cpu'].pop(0)
cpu = {
'labels': datasets['timer'],
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets['cpu']
}
]
}
for blk in blk_usage:
if cookies.get('hdd') == '{}' or not cookies.get('hdd') or not blk_usage:
datasets_wr.append(0)
datasets_rd.append(0)
else:
datasets['hdd'] = eval(cookies.get('hdd'))
try:
datasets_rd = datasets['hdd'][blk['dev']][0]
datasets_wr = datasets['hdd'][blk['dev']][1]
except:
blk_error = True
if not blk_error:
datasets_rd.append(int(blk['rd']) / 1048576)
datasets_wr.append(int(blk['wr']) / 1048576)
if len(datasets_rd) > points:
datasets_rd.pop(0)
if len(datasets_wr) > points:
datasets_wr.pop(0)
disk = {
'labels': datasets['timer'],
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
cookie_blk[blk['dev']] = [datasets_rd, datasets_wr]
for net in net_usage:
if cookies.get('net') == '{}' or not cookies.get('net') or not net_usage:
datasets_rx.append(0)
datasets_tx.append(0)
else:
datasets['net'] = eval(cookies.get('net'))
try:
datasets_rx = datasets['net'][net['dev']][0]
datasets_tx = datasets['net'][net['dev']][1]
except:
net_error = True
if not net_error:
datasets_rx.append(int(net['rx']) / 1048576)
datasets_tx.append(int(net['tx']) / 1048576)
if len(datasets_rx) > points:
datasets_rx.pop(0)
if len(datasets_tx) > points:
datasets_tx.pop(0)
network = {
'labels': datasets['timer'],
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': net['dev'], 'data': network})
cookie_net[net['dev']] = [datasets_rx, datasets_tx]
data = json.dumps({'cpu': cpu, 'hdd': json_blk, 'net': json_net})
response.cookies['cpu'] = datasets['cpu']
response.cookies['timer'] = datasets['timer']
response.cookies['hdd'] = cookie_blk
response.cookies['net'] = cookie_net
response.write(data)
except libvirtError:
data = json.dumps({'error': 'Error 500'})
response.write(data)
return response
def instance(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
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
errors = []
messages = []
time_refresh = TIME_JS_REFRESH * 3
compute = Compute.objects.get(id=host_id)
computes = Compute.objects.all()
computes_count = len(computes)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
conn_interfaces = wvmInterfaces(compute.hostname,
compute.login,
compute.password,
compute.type)
ifaces = conn_interfaces.get_ifaces()
i = 0
ifaces_all = util.get_free_vfs()
ifaces_all = sorted(ifaces_all.iteritems(),key=lambda ax:ax[0])
print ifaces_all
temp_ifaces = []
hd_resources = []
hd_resources_checked = conn.get_hd_resources_device()
if os.path.exists(util.get_hd_resources_conf()):
hd_resources = util.load_hd_resources()
for vf_filter in hd_resources.keys():
if vf_filter == "mem" or vf_filter == "vcpu":
continue
if hd_resources[vf_filter]['used'] == 1:
del hd_resources[vf_filter]
else:
hd_resources = util.create_hd_resources()
vcpu_left = hd_resources["vcpu"]
mem_left = hd_resources["mem"]
del hd_resources["vcpu"]
del hd_resources["mem"]
is_vf = False
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()
hd_resources_checked = conn.get_hd_resources_device()
media_iso = sorted(conn.get_iso_media())
vcpu_range = conn.get_max_cpus()
vcpu_max = vcpu_range
vcpu_range = xrange(1, int(vcpu_left) + 1)
memory_range = [2048, 4096, 6144, 8192, 16384]
memory_range = [ memory for memory in memory_range if memory/1024 <= mem_left ]
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_max)
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()
vf_infos = util.get_pfvf_map(vname)
if not vf_infos:
vf_infos = {
"test_pf1":[("vf1",'1.0.21'),('vf2','1.0.22')],
"test_pf2":[("vf2",'1.0.31'),("vf3",'1.0.32')],
"test_pf3":[("vf3",'1.0.41'),("vf5",'1.0.42')],
}
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path() + '#forceshutdown')
if 'managedsave' == request.POST.get('power', ''):
conn.managedsave()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'deletesaveimage' in request.POST:
conn.managed_save_remove()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
conn.delete_disk()
hd_resources_all = util.load_hd_resources()
for vf in hd_resources_checked:
hd_resources_all[vf]['used'] = 0
hd_resources_all["vcpu"] = int(hd_resources_all["vcpu"]) + vcpu
hd_resources_all["mem"] = int(hd_resources_all["mem"]) + cur_memory / 1024
util.save_hd_resources(hd_resources_all)
finally:
conn.delete()
return HttpResponseRedirect(reverse('instances', args=[host_id]))
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
cur_vcpu_original = vcpu
cur_mem_original = cur_memory
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', '')
hd_resources_set = request.POST.getlist("ethx")
if cur_memory_custom:
cur_memory = cur_memory_custom
conn.change_settings(description, cur_memory, cur_memory, cur_vcpu, cur_vcpu, hd_resources_set)
hd_resources_all = util.load_hd_resources()
for vf in hd_resources_checked:
if vf not in hd_resources_set:
hd_resources_all[vf]['used'] = 0
for vf in hd_resources_set:
hd_resources_all[vf]['used'] = 1
hd_resources_all["vcpu"] = int(hd_resources_all["vcpu"]) - int(cur_vcpu) + cur_vcpu_original
hd_resources_all["mem"] = (int(hd_resources_all["mem"]) * 1024 - int(cur_memory)) / 1024 + int(cur_mem_original)/1024
util.save_hd_resources(hd_resources_all)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path() + '#instancexml')
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")
errors.append(msg)
if not errors:
if not conn.set_console_passwd(passwd):
msg = _("Error setting console password. You should check that your instance have an graphic device.")
errors.append(msg)
else:
return HttpResponseRedirect(request.get_full_path() + '#console_pass')
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)
return HttpResponseRedirect(request.get_full_path() + '#console_keymap')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
return HttpResponseRedirect(request.get_full_path() + '#console_type')
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()
return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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)
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)
return HttpResponseRedirect(reverse('instance', args=[host_id, clone_data['name']]))
if 'add_vf' in request.POST:
from django.utils.translation import ugettext as _
count_vf = 0
for pf,vfs in vf_infos.items():
for vf in vfs:
count_vf = count_vf+1
cnt_max = settings.vf_cnt_max
if count_vf>cnt_max:
errors.append(_("One instance has amount max VF is:")+str(cnt_max))
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
vf_data = request.POST.getlist('interfaces')
if (len(vf_data)+count_vf)>cnt_max:
errors.append(_("One instance has amount max VF is:")+str(cnt_max))
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
inst_xml = conn.change_nics_settings(True, vf_data)
vf_infos = util.get_pfvf_map(vname)
if not vf_infos:
vf_infos = {
"test_pf1":[("vf1",'1.0.21'),('vf2','1.0.22')],
"test_pf2":[("vf2",'1.0.31'),("vf3",'1.0.32')],
"test_pf3":[("vf3",'1.0.41'),("vf5",'1.0.42')],
}
return HttpResponseRedirect('/instance/%s/%s'%(host_id,vname))
if 'del_vf' in request.POST:
del_vf_id = request.POST.get('vf_id', '')
count_vf = 0
for pf,vfs in vf_infos.items():
for vf in vfs:
count_vf = count_vf+1
if count_vf == 1:
errors.append(_("It is the last Vf. Can't delete !"))
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
inst_xml = conn.change_nics_settings(False, [del_vf_id])
vf_infos = util.get_pfvf_map(vname)
is_vf = True
if not vf_infos:
vf_infos = {
"test_pf1":[("vf1",'1.0.21'),('vf2','1.0.22')],
"test_pf2":[("vf2",'1.0.31'),("vf3",'1.0.32')],
"test_pf3":[("vf3",'1.0.41'),("vf5",'1.0.42')],
}
return HttpResponseRedirect('/instance/%s/%s'%(host_id,vname))
conn.close()
except libvirtError as err:
errors.append(err)
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
def netusage(request, host_id, vname):
"""
VM net bandwidth
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
datasets_rx = []
datasets_tx = []
json_net = []
cookie_net = {}
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
net_usage = conn.net_usage()
conn.close()
except libvirtError:
net_usage = None
try:
cookies = request._cookies['net_usage']
except KeyError:
cookies = None
for net in net_usage:
if not cookies:
datasets_rx.append(0)
datasets_tx.append(0)
else:
datasets = eval(cookies)
datasets_rx = datasets[net['dev']][0]
datasets_tx = datasets[net['dev']][1]
if len(datasets_rx) > 10:
while datasets_rx:
del datasets_rx[0]
if len(datasets_rx) == 10:
break
if len(datasets_tx) > 10:
while datasets_tx:
del datasets_tx[0]
if len(datasets_tx) == 10:
break
if len(datasets_rx) <= 9:
datasets_rx.append(int(net['rx']) / 1048576)
if len(datasets_rx) == 10:
datasets_rx.append(int(net['rx']) / 1048576)
del datasets_rx[0]
if len(datasets_tx) <= 9:
datasets_tx.append(int(net['tx']) / 1048576)
if len(datasets_tx) == 10:
datasets_tx.append(int(net['tx']) / 1048576)
del datasets_tx[0]
network = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': net['dev'], 'data': network})
cookie_net[net['dev']] = [datasets_rx, datasets_tx]
data = simplejson.dumps(json_net)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
response.cookies['net_usage'] = cookie_net
response.write(data)
return response
def console(request):
"""
:param request:
:return:
"""
token = ''
view_type = ''
console_error = None
if request.method == 'GET':
token = request.GET.get('token', '')
view_type = request.GET.get('view', 'lite')
try:
temptoken = token.split('-', 1)
host = int(temptoken[0])
uuid = temptoken[1]
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name)
console_type = conn.get_console_type()
#console_websocket_port = conn.get_console_websocket_port()
console_websocket_port = conn.get_console_port()
console_passwd = conn.get_console_passwd()
except libvirtError as lib_err:
console_type = None
console_websocket_port = None
console_passwd = None
# ws_port = console_websocket_port if console_websocket_port else WS_PORT
ws_port = WS_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
vnc_host = instance.compute.hostname
vnc_port = console_websocket_port
#
if ':' in ws_host:
ws_host = re.sub(':[0-9]+', '', ws_host)
vnc_token_lines = []
console_page = "console-" + console_type + "-" + view_type + ".html"
if console_type == 'vnc':
# 设置vnc文件
tools.set_proxy(token, vnc_host, vnc_port)
if console_passwd is None:
console_passwd = ""
#response = render(request, 'console-vnc.html', locals())
vnc_url = reverse('vnc_auto')
vnc_url += "?path=websockify/?token=%s&verify=%s" % (token, console_passwd)
#_vnc_url = "http://%s:%s/vnc_auto.html?path=websockify/?token=%s&verify=%s" % (ws_host, ws_port, token, console_passwd)
#print(_vnc_url)
return redirect(vnc_url)
elif console_type == 'spice':
tools.set_proxy(token, vnc_host, vnc_port)
if console_passwd is None:
console_passwd = ""
response = render(request, console_page, locals())
console_page = "console-" + console_type + "-" + view_type + ".html"
if console_type == 'vnc' or console_type == 'spice':
response = render(request, console_page, locals())
else:
console_error = "Console type: %s no support" % console_type
response = render(request, 'console-vnc-lite.html', locals())
response.set_cookie('token', token)
return response
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 instusage(request, host_id, vname):
"""
Return instance usage
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
cookies = {}
datasets = {}
datasets_rd = []
datasets_wr = []
json_blk = []
cookie_blk = {}
blk_error = False
datasets_rx = []
datasets_tx = []
json_net = []
cookie_net = {}
net_error = False
networks = None
disks = None
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
if status == 3 or status == 5:
networks = conn.get_net_device()
disks = conn.get_disk_device()
except libvirtError:
status = None
if status and status == 1:
try:
blk_usage = conn.disk_usage()
cpu_usage = conn.cpu_usage()
net_usage = conn.net_usage()
conn.close()
except libvirtError:
blk_usage = None
cpu_usage = None
net_usage = None
try:
cookies['cpu'] = request._cookies['cpu']
except KeyError:
cookies['cpu'] = None
try:
cookies['hdd'] = request._cookies['hdd']
except KeyError:
cookies['hdd'] = None
try:
cookies['net'] = request._cookies['net']
except KeyError:
cookies['net'] = None
if cookies['cpu'] == '{}' or not cookies['cpu'] or not cpu_usage:
datasets['cpu'] = [0]
else:
datasets['cpu'] = eval(cookies['cpu'])
if len(datasets['cpu']) > 10:
while datasets['cpu']:
del datasets['cpu'][0]
if len(datasets['cpu']) == 10:
break
if len(datasets['cpu']) <= 9:
datasets['cpu'].append(int(cpu_usage['cpu']))
if len(datasets['cpu']) == 10:
datasets['cpu'].append(int(cpu_usage['cpu']))
del datasets['cpu'][0]
# Some fix division by 0 Chart.js
if len(datasets['cpu']) == 10:
if sum(datasets['cpu']) == 0:
datasets['cpu'][9] += 0.1
if sum(datasets['cpu']) / 10 == datasets['cpu'][0]:
datasets['cpu'][9] += 0.1
cpu = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets['cpu']
}
]
}
for blk in blk_usage:
if cookies['hdd'] == '{}' or not cookies['hdd'] or not blk_usage:
datasets_wr.append(0)
datasets_rd.append(0)
else:
datasets['hdd'] = eval(cookies['hdd'])
try:
datasets_rd = datasets['hdd'][blk['dev']][0]
datasets_wr = datasets['hdd'][blk['dev']][1]
except:
blk_error = True
if not blk_error:
if len(datasets_rd) > 10:
while datasets_rd:
del datasets_rd[0]
if len(datasets_rd) == 10:
break
if len(datasets_wr) > 10:
while datasets_wr:
del datasets_wr[0]
if len(datasets_wr) == 10:
break
if len(datasets_rd) <= 9:
datasets_rd.append(int(blk['rd']) / 1048576)
if len(datasets_rd) == 10:
datasets_rd.append(int(blk['rd']) / 1048576)
del datasets_rd[0]
if len(datasets_wr) <= 9:
datasets_wr.append(int(blk['wr']) / 1048576)
if len(datasets_wr) == 10:
datasets_wr.append(int(blk['wr']) / 1048576)
del datasets_wr[0]
# Some fix division by 0 Chart.js
if len(datasets_rd) == 10:
if sum(datasets_rd) == 0:
datasets_rd[9] += 0.01
if sum(datasets_rd) / 10 == datasets_rd[0]:
datasets_rd[9] += 0.01
disk = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
cookie_blk[blk['dev']] = [datasets_rd, datasets_wr]
for net in net_usage:
if cookies['net'] == '{}' or not cookies['net'] or not net_usage:
datasets_rx.append(0)
datasets_tx.append(0)
else:
datasets['net'] = eval(cookies['net'])
try:
datasets_rx = datasets['net'][net['dev']][0]
datasets_tx = datasets['net'][net['dev']][1]
except:
net_error = True
if not net_error:
if len(datasets_rx) > 10:
while datasets_rx:
del datasets_rx[0]
if len(datasets_rx) == 10:
break
if len(datasets_tx) > 10:
while datasets_tx:
del datasets_tx[0]
if len(datasets_tx) == 10:
break
if len(datasets_rx) <= 9:
datasets_rx.append(int(net['rx']) / 1048576)
if len(datasets_rx) == 10:
datasets_rx.append(int(net['rx']) / 1048576)
del datasets_rx[0]
if len(datasets_tx) <= 9:
datasets_tx.append(int(net['tx']) / 1048576)
if len(datasets_tx) == 10:
datasets_tx.append(int(net['tx']) / 1048576)
del datasets_tx[0]
# Some fix division by 0 Chart.js
if len(datasets_rx) == 10:
if sum(datasets_rx) == 0:
datasets_rx[9] += 0.01
if sum(datasets_rx) / 10 == datasets_rx[0]:
datasets_rx[9] += 0.01
network = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': net['dev'], 'data': network})
cookie_net[net['dev']] = [datasets_rx, datasets_tx]
data = json.dumps({'status': status, 'cpu': cpu, 'hdd': json_blk, 'net': json_net})
else:
datasets = [0] * 10
cpu = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(241,72,70,0.5)",
"strokeColor": "rgba(241,72,70,1)",
"pointColor": "rgba(241,72,70,1)",
"pointStrokeColor": "#fff",
"data": datasets
}
]
}
for i, net in enumerate(networks):
datasets_rx = [0] * 10
datasets_tx = [0] * 10
network = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rx
},
{
"fillColor": "rgba(151,187,205,0.5)",
"strokeColor": "rgba(151,187,205,1)",
"pointColor": "rgba(151,187,205,1)",
"pointStrokeColor": "#fff",
"data": datasets_tx
},
]
}
json_net.append({'dev': i, 'data': network})
for blk in disks:
datasets_wr = [0] * 10
datasets_rd = [0] * 10
disk = {
'labels': [""] * 10,
'datasets': [
{
"fillColor": "rgba(83,191,189,0.5)",
"strokeColor": "rgba(83,191,189,1)",
"pointColor": "rgba(83,191,189,1)",
"pointStrokeColor": "#fff",
"data": datasets_rd
},
{
"fillColor": "rgba(249,134,33,0.5)",
"strokeColor": "rgba(249,134,33,1)",
"pointColor": "rgba(249,134,33,1)",
"pointStrokeColor": "#fff",
"data": datasets_wr
},
]
}
json_blk.append({'dev': blk['dev'], 'data': disk})
data = json.dumps({'status': status, 'cpu': cpu, 'hdd': json_blk, 'net': json_net})
response = HttpResponse()
response['Content-Type'] = "text/javascript"
if status == 1:
response.cookies['cpu'] = datasets['cpu']
response.cookies['hdd'] = cookie_blk
response.cookies['net'] = cookie_net
response.write(data)
return response
def instance(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
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})
return clone_disk
errors = []
messages = []
time_refresh = TIME_JS_REFRESH
compute = Compute.objects.get(id=host_id)
computes = Compute.objects.all()
computes_count = len(computes)
keymaps = QEMU_KEYMAPS
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, 1024, 2048, 4096, 6144, 8192, 16384]
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
vnc_port = conn.get_vnc()
vnc_keymap = conn.get_vnc_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)
except libvirtError as msg_error:
errors.append(msg_error.message)
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
try:
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path())
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path() + '#forceshutdown')
if 'managedsave' == request.POST.get('power', ''):
conn.managedsave()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'deletesaveimage' in request.POST:
conn.managed_save_remove()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
finally:
conn.delete()
return HttpResponseRedirect('/instances/%s/' % host_id)
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
vcpu = request.POST.get('vcpu', '')
cur_vcpu = request.POST.get('cur_vcpu', '')
memory = request.POST.get('memory', '')
cur_memory = request.POST.get('cur_memory', '')
conn.change_settings(description, cur_memory, memory, cur_vcpu, vcpu)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path() + '#instancexml')
if 'set_vnc_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('vnc_passwd', '')
clear = request.POST.get('clear_pass', False)
if not passwd and not clear:
msg = _("Enter the VNC password or select Generate")
errors.append(msg)
if not errors:
conn.set_vnc_passwd(passwd)
return HttpResponseRedirect(request.get_full_path() + '#vnc_pass')
if 'set_vnc_keymap' in request.POST:
keymap = request.POST.get('vnc_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_vnc_keymap('')
else:
conn.set_vnc_keymap(keymap)
return HttpResponseRedirect(request.get_full_path() + '#vnc_keymap')
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
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)
conn_migrate.define_move(vname)
conn_migrate.close()
return HttpResponseRedirect('/instance/%s/%s' % (compute_id, vname))
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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)
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
for post in request.POST:
if 'disk' in post:
clone_data[post] = request.POST.get(post, '')
conn.clone_instance(clone_data)
return HttpResponseRedirect('/instance/%s/%s' % (host_id, clone_data['name']))
conn.close()
except libvirtError as msg_error:
errors.append(msg_error.message)
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
def instance(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
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
errors = []
messages = []
time_refresh = TIME_JS_REFRESH * 3
compute = Compute.objects.get(id=host_id)
computes = Compute.objects.all()
computes_count = len(computes)
keymaps = QEMU_KEYMAPS
console_types = QEMU_CONSOLE_TYPES
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=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path() + '#shutdown')
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path() + '#forceshutdown')
if 'managedsave' == request.POST.get('power', ''):
conn.managedsave()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'deletesaveimage' in request.POST:
conn.managed_save_remove()
return HttpResponseRedirect(request.get_full_path() + '#managedsave')
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'pmwakeup' in request.POST:
conn.pMWakeup()
return HttpResponseRedirect(request.get_full_path() + '#pmwakeup')
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path() + '#suspend')
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
finally:
conn.delete()
return HttpResponseRedirect(reverse('instances', args=[host_id]))
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'add_cdrom' in request.POST:
conn.add_cdrom()
return HttpResponseRedirect(request.get_full_path() + '#instancemedia')
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
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.change_settings(description, cur_memory, memory, cur_vcpu, vcpu)
return HttpResponseRedirect(request.get_full_path() + '#instancesettings')
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path() + '#instancexml')
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")
errors.append(msg)
if not errors:
if not conn.set_console_passwd(passwd):
msg = _("Error setting console password. You should check that your instance have an graphic device.")
errors.append(msg)
else:
return HttpResponseRedirect(request.get_full_path() + '#console_pass')
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)
return HttpResponseRedirect(request.get_full_path() + '#console_keymap')
if 'set_console_type' in request.POST:
console_type = request.POST.get('console_type', '')
conn.set_console_type(console_type)
return HttpResponseRedirect(request.get_full_path() + '#console_type')
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()
return HttpResponseRedirect(reverse('instance', args=[compute_id, vname]))
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
return HttpResponseRedirect(request.get_full_path() + '#istaceshapshosts')
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)
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)
return HttpResponseRedirect(reverse('instance', args=[host_id, clone_data['name']]))
conn.close()
except libvirtError as err:
errors.append(err)
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
def inst_graph(request, compute_id, vname):
"""
:param request:
:return:
"""
datasets = {}
json_blk = []
datasets_blk = {}
json_net = []
datasets_net = {}
cookies = {}
points = 5
curent_time = time.strftime("%H:%M:%S")
compute = get_object_or_404(Compute, pk=compute_id)
response = HttpResponse()
response['Content-Type'] = "text/javascript"
def check_points(dataset):
if len(dataset) > points:
dataset.pop(0)
return dataset
try:
conn = wvmInstance(compute.hostname, compute.login, compute.password,
compute.type, vname)
cpu_usage = conn.cpu_usage()
blk_usage = conn.disk_usage()
net_usage = conn.net_usage()
conn.close()
try:
cookies['cpu'] = request.COOKIES['cpu']
cookies['blk'] = request.COOKIES['blk']
cookies['net'] = request.COOKIES['net']
cookies['timer'] = request.COOKIES['timer']
except KeyError:
cookies['cpu'] = None
cookies['blk'] = None
cookies['net'] = None
if not cookies['cpu']:
datasets['cpu'] = [0] * points
datasets['timer'] = [0] * points
else:
datasets['cpu'] = eval(cookies['cpu'])
datasets['timer'] = eval(cookies['timer'])
datasets['timer'].append(curent_time)
datasets['cpu'].append(int(cpu_usage['cpu']))
datasets['timer'] = check_points(datasets['timer'])
datasets['cpu'] = check_points(datasets['cpu'])
for blk in blk_usage:
if not cookies['blk']:
datasets_wr = [0] * points
datasets_rd = [0] * points
else:
datasets['blk'] = eval(cookies['blk'])
datasets_rd = datasets['blk'][blk['dev']][0]
datasets_wr = datasets['blk'][blk['dev']][1]
datasets_rd.append(int(blk['rd']) / 1048576)
datasets_wr.append(int(blk['wr']) / 1048576)
datasets_rd = check_points(datasets_rd)
datasets_wr = check_points(datasets_wr)
json_blk.append({
'dev': blk['dev'],
'data': [datasets_rd, datasets_wr]
})
datasets_blk[blk['dev']] = [datasets_rd, datasets_wr]
for net in net_usage:
if not cookies['net']:
datasets_rx = [0] * points
datasets_tx = [0] * points
else:
datasets['net'] = eval(cookies['net'])
datasets_rx = datasets['net'][net['dev']][0]
datasets_tx = datasets['net'][net['dev']][1]
datasets_rx.append(int(net['rx']) / 1048576)
datasets_tx.append(int(net['tx']) / 1048576)
datasets_rx = check_points(datasets_rx)
datasets_tx = check_points(datasets_tx)
json_net.append({
'dev': net['dev'],
'data': [datasets_rx, datasets_tx]
})
datasets_net[net['dev']] = [datasets_rx, datasets_tx]
data = json.dumps({
'cpudata': datasets['cpu'],
'blkdata': json_blk,
'netdata': json_net,
'timeline': datasets['timer']
})
response.cookies['cpu'] = datasets['cpu']
response.cookies['timer'] = datasets['timer']
response.cookies['blk'] = datasets_blk
response.cookies['net'] = datasets_net
except libvirtError:
data = json.dumps({'error': 'Error 500'})
response.write(data)
return response
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 instance(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
def show_clone_disk(disks):
clone_disk = []
for disk in disks:
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})
return clone_disk
errors = []
messages = []
time_refresh = TIME_JS_REFRESH
compute = Compute.objects.get(id=host_id)
computes = Compute.objects.all()
computes_count = len(computes)
keymaps = QEMU_KEYMAPS
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, 1024, 2048, 4096, 6144, 8192, 16384]
memory_host = conn.get_max_memory()
vcpu_host = len(vcpu_range)
telnet_port = conn.get_telnet_port()
vnc_port = conn.get_vnc()
vnc_keymap = conn.get_vnc_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)
except libvirtError as msg_error:
errors.append(msg_error.message)
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
try:
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path())
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path())
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path())
if 'managedsave' == request.POST.get('power', ''):
conn.managedsave()
return HttpResponseRedirect(request.get_full_path())
if 'deletesaveimage' in request.POST:
conn.managed_save_remove()
return HttpResponseRedirect(request.get_full_path())
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path())
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
finally:
conn.delete()
return HttpResponseRedirect('/instances/%s/' % host_id)
if 'snapshot' in request.POST:
name = request.POST.get('name', '')
conn.create_snapshot(name)
msg = _("Snapshot '%s' has been created successful" % name)
messages.append(msg)
if 'umount_iso' in request.POST:
image = request.POST.get('path', '')
dev = request.POST.get('umount_iso', '')
conn.umount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path())
if 'mount_iso' in request.POST:
image = request.POST.get('media', '')
dev = request.POST.get('mount_iso', '')
conn.mount_iso(dev, image)
return HttpResponseRedirect(request.get_full_path())
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
vcpu = request.POST.get('vcpu', '')
cur_vcpu = request.POST.get('cur_vcpu', '')
memory = request.POST.get('memory', '')
cur_memory = request.POST.get('cur_memory', '')
conn.change_settings(description, cur_memory, memory, cur_vcpu, vcpu)
return HttpResponseRedirect(request.get_full_path())
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path())
if 'set_vnc_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('vnc_passwd', '')
clear = request.POST.get('clear_pass', False)
if not passwd and not clear:
msg = _("Enter the VNC password or select Generate")
errors.append(msg)
if not errors:
conn.set_vnc_passwd(passwd)
return HttpResponseRedirect(request.get_full_path())
if 'set_vnc_keymap' in request.POST:
keymap = request.POST.get('vnc_keymap', '')
clear = request.POST.get('clear_keymap', False)
if clear:
conn.set_vnc_keymap('')
else:
conn.set_vnc_keymap(keymap)
return HttpResponseRedirect(request.get_full_path())
if 'migrate' in request.POST:
compute_id = request.POST.get('compute_id', '')
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)
conn_migrate.define_move(vname)
conn_migrate.close()
return HttpResponseRedirect('/instance/%s/%s' % (compute_id, vname))
if 'delete_snapshot' in request.POST:
snap_name = request.POST.get('name', '')
conn.snapshot_delete(snap_name)
return HttpResponseRedirect(request.get_full_path())
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)
if 'clone' in request.POST:
clone_data = {}
clone_data['name'] = request.POST.get('name', '')
for post in request.POST:
if 'disk' in post:
clone_data[post] = request.POST.get(post, '')
conn.clone_instance(clone_data)
return HttpResponseRedirect('/instance/%s/%s' % (host_id, clone_data['name']))
conn.close()
except libvirtError as msg_error:
errors.append(msg_error.message)
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))
def instance(request, host_id, vname):
"""
Instance block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect('/login')
errors = []
messages = []
time_refresh = TIME_JS_REFRESH
compute = Compute.objects.get(id=host_id)
try:
conn = wvmInstance(compute.hostname,
compute.login,
compute.password,
compute.type,
vname)
status = conn.get_status()
autostart = conn.get_autostart()
vcpu = conn.get_vcpu()
uuid = conn.get_uuid()
memory = conn.get_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, 1024, 2048, 4096, 8192, 16384]
vnc_port = conn.get_vnc()
inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
except libvirtError as msg_error:
errors.append(msg_error.message)
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
if instance.uuid != uuid:
instance.uuid = uuid
instance.save()
except Instance.DoesNotExist:
instance = Instance(compute_id=host_id, name=vname, uuid=uuid)
instance.save()
try:
if request.method == 'POST':
if 'start' in request.POST:
conn.start()
return HttpResponseRedirect(request.get_full_path())
if 'power' in request.POST:
if 'shutdown' == request.POST.get('power', ''):
conn.shutdown()
return HttpResponseRedirect(request.get_full_path())
if 'destroy' == request.POST.get('power', ''):
conn.force_shutdown()
return HttpResponseRedirect(request.get_full_path())
if 'suspend' in request.POST:
conn.suspend()
return HttpResponseRedirect(request.get_full_path())
if 'resume' in request.POST:
conn.resume()
return HttpResponseRedirect(request.get_full_path())
if 'delete' in request.POST:
if conn.get_status() == 1:
conn.force_shutdown()
if request.POST.get('delete_disk', ''):
conn.delete_disk()
try:
instance = Instance.objects.get(compute_id=host_id, name=vname)
instance.delete()
finally:
conn.delete()
return HttpResponseRedirect('/instances/%s/' % host_id)
if 'snapshot' in request.POST:
conn.create_snapshot()
msg = _("Create snapshot for instance successful")
messages.append(msg)
if 'umount_iso' in request.POST:
image = request.POST.get('iso_media', '')
conn.umount_iso(image)
return HttpResponseRedirect(request.get_full_path())
if 'mount_iso' in request.POST:
image = request.POST.get('iso_media', '')
conn.mount_iso(image)
return HttpResponseRedirect(request.get_full_path())
if 'set_autostart' in request.POST:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
if 'unset_autostart' in request.POST:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
if 'change_settings' in request.POST:
description = request.POST.get('description', '')
vcpu = request.POST.get('vcpu', '')
memory = request.POST.get('memory', '')
conn.change_settings(description, memory, vcpu)
return HttpResponseRedirect(request.get_full_path())
if 'change_xml' in request.POST:
xml = request.POST.get('inst_xml', '')
if xml:
conn._defineXML(xml)
return HttpResponseRedirect(request.get_full_path())
if 'set_vnc_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('vnc_passwd', '')
if not passwd:
msg = _("Enter the VNC password or select Generate")
errors.append(msg)
if not errors:
conn.set_vnc_passwd(passwd)
return HttpResponseRedirect(request.get_full_path())
conn.close()
except libvirtError as msg_error:
errors.append(msg_error.message)
return render_to_response('instance.html', locals(), context_instance=RequestContext(request))