def storage(request, compute_id, pool):
"""
:param request:
:return:
"""
if not request.user.is_superuser:
return HttpResponseRedirect(reverse('index'))
def handle_uploaded_file(path, f_name):
target = path + '/' + str(f_name)
destination = open(target, 'wb+')
for chunk in f_name.chunks():
destination.write(chunk)
destination.close()
error_messages = []
compute = get_object_or_404(Compute, pk=compute_id)
meta_prealloc = False
try:
conn = wvmStorage(compute.hostname,
compute.login,
compute.password,
compute.type,
pool)
storages = conn.get_storages()
state = conn.is_active()
size, free = conn.get_size()
used = (size - free)
if state:
percent = (used * 100) / size
else:
percent = 0
status = conn.get_status()
path = conn.get_target_path()
type = conn.get_type()
autostart = conn.get_autostart()
if state:
conn.refresh()
volumes = conn.update_volumes()
else:
volumes = None
except libvirtError as lib_err:
error_messages.append(lib_err)
if request.method == 'POST':
if 'start' in request.POST:
try:
conn.start()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'stop' in request.POST:
try:
conn.stop()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'delete' in request.POST:
try:
conn.delete()
return HttpResponseRedirect(reverse('storages', args=[compute_id]))
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'set_autostart' in request.POST:
try:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'unset_autostart' in request.POST:
try:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'add_volume' in request.POST:
form = AddImage(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
try:
conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc)
messages.success(request, _("Image file {} is created successfully".format(data['name']+".img")))
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
else:
for msg_err in form.errors.values():
error_messages.append(msg_err.as_text())
if 'del_volume' in request.POST:
volname = request.POST.get('volname', '')
try:
vol = conn.get_volume(volname)
vol.delete(0)
messages.success(request, _('Volume: {} is deleted.'.format(volname)))
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err.message)
if 'iso_upload' in request.POST:
if str(request.FILES['file']) in conn.update_volumes():
error_msg = _("ISO image already exist")
error_messages.append(error_msg)
else:
handle_uploaded_file(path, request.FILES['file'])
messages.success(request, _('ISO: {} is uploaded.'.format(request.FILES['file'])))
return HttpResponseRedirect(request.get_full_path())
if 'cln_volume' in request.POST:
form = CloneImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data['name'] + '.img'
meta_prealloc = 0
if img_name in conn.update_volumes():
msg = _("Name of volume name already use")
error_messages.append(msg)
if not error_messages:
if data['convert']:
format = data['format']
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
else:
format = None
try:
conn.clone_volume(data['image'], data['name'], format, meta_prealloc)
messages.success(request, _("{} image cloned as {} successfully".format(data['image'], data['name'] + ".img")))
return HttpResponseRedirect(request.get_full_path())
except libvirtError as lib_err:
error_messages.append(lib_err)
else:
for msg_err in form.errors.values():
error_messages.append(msg_err.as_text())
conn.close()
return render(request, 'storage.html', locals())
def storage(request, host_id, pool):
"""
Storage pool block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
def handle_uploaded_file(path, f_name):
target = path + '/' + str(f_name)
destination = open(target, 'wb+')
for chunk in f_name.chunks():
destination.write(chunk)
destination.close()
errors = []
compute = Compute.objects.get(id=host_id)
meta_prealloc = False
try:
conn = wvmStorage(compute.hostname, compute.login, compute.password,
compute.type, pool)
storages = conn.get_storages()
state = conn.is_active()
size, free = conn.get_size()
used = (size - free)
if state:
percent = (used * 100) / size
else:
percent = 0
status = conn.get_status()
path = conn.get_target_path()
type = conn.get_type()
autostart = conn.get_autostart()
if state:
conn.refresh()
volumes = conn.update_volumes()
else:
volumes = None
except libvirtError as err:
errors.append(err)
if request.method == 'POST':
if 'start' in request.POST:
try:
conn.start()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'stop' in request.POST:
try:
conn.stop()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'delete' in request.POST:
try:
conn.delete()
return HttpResponseRedirect(reverse('storages',
args=[host_id]))
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'set_autostart' in request.POST:
try:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'unset_autostart' in request.POST:
try:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'add_volume' in request.POST:
form = AddImage(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
try:
conn.create_volume(data['name'], data['size'],
data['format'], meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
if 'del_volume' in request.POST:
volname = request.POST.get('volname', '')
try:
vol = conn.get_volume(volname)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'iso_upload' in request.POST:
if str(request.FILES['file']) in conn.update_volumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES['file'])
return HttpResponseRedirect(request.get_full_path())
if 'cln_volume' in request.POST:
form = CloneImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data['name'] + '.img'
meta_prealloc = 0
if img_name in conn.update_volumes():
msg = _("Name of volume name already use")
errors.append(msg)
if not errors:
if data['convert']:
format = data['format']
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
else:
format = None
try:
conn.clone_volume(data['image'], data['name'], format,
meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
conn.close()
return render_to_response('storage.html',
locals(),
context_instance=RequestContext(request))
def storage(request, host_id, pool):
"""
Storage pool block
"""
def handle_uploaded_file(path, f_name):
target = path + '/' + str(f_name)
destination = open(target, 'wb+')
for chunk in f_name.chunks():
destination.write(chunk)
destination.close()
errors = []
compute = Compute.objects.get(id=host_id)
meta_prealloc = False
conn = None
try:
conn = wvmStorage(compute.hostname,
compute.login,
compute.password,
compute.type,
pool)
storages = conn.get_storages()
state = conn.is_active()
size, free = conn.get_size()
used = (size - free)
if state:
percent = (used * 100) / size
else:
percent = 0
status = conn.get_status()
path = conn.get_target_path()
type = conn.get_type()
autostart = conn.get_autostart()
if state:
conn.refresh()
volumes = conn.update_volumes()
else:
volumes = None
except libvirtError as err:
errors.append(err)
if request.method == 'POST':
if 'start' in request.POST:
try:
conn.start()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'stop' in request.POST:
try:
conn.stop()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'delete' in request.POST:
try:
conn.delete()
return HttpResponseRedirect('/%s/storages' % host_id)
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'set_autostart' in request.POST:
try:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'unset_autostart' in request.POST:
try:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'add_volume' in request.POST:
form = AddImage(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
try:
conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
else:
errors.append('Invalid input.')
if 'del_volume' in request.POST:
volname = request.POST.get('volname', '')
try:
vol = conn.get_volume(volname)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'iso_upload' in request.POST:
if str(request.FILES['file']) in conn.update_volumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES['file'])
return HttpResponseRedirect(request.get_full_path())
if 'cln_volume' in request.POST:
form = CloneImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data['name'] + '.img'
meta_prealloc = 0
if img_name in conn.update_volumes():
msg = _("Name of volume name already use")
errors.append(msg)
if not errors:
if data['convert']:
format = data['format']
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
else:
format = None
try:
conn.clone_volume(data['image'], data['name'], format, meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
if conn:
conn.close()
try:
response = {
'type': type,
'path': path,
'status': status,
'usage': percent,
'state': state,
'autostart': autostart,
'pool': pool
}
except:
response = {}
object = {
'errors': [str(error) for error in errors],
'response': response
}
return render(object, 'storage.html', locals(), request)
def storage(request, host_id, pool):
"""
Storage pool block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect(reverse('login'))
if not request.user.is_staff:
raise PermissionDenied
def handle_uploaded_file(path, f_name):
target = path + '/' + str(f_name)
destination = open(target, 'wb+')
for chunk in f_name.chunks():
destination.write(chunk)
destination.close()
errors = []
compute = Compute.objects.get(id=host_id)
meta_prealloc = False
try:
conn = wvmStorage(compute.hostname,
compute.login,
compute.password,
compute.type,
compute.hypervisor,
pool)
storages = conn.get_storages()
state = conn.is_active()
size, free = conn.get_size()
used = (size - free)
if state:
percent = (used * 100) / size
else:
percent = 0
status = conn.get_status()
path = conn.get_target_path()
type = conn.get_type()
autostart = conn.get_autostart()
if state:
conn.refresh()
volumes = conn.update_volumes()
else:
volumes = None
except libvirtError as err:
errors.append(err)
if request.method == 'POST':
if 'start' in request.POST:
try:
conn.start()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'stop' in request.POST:
try:
conn.stop()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'delete' in request.POST:
try:
conn.delete()
return HttpResponseRedirect(reverse('storages', args=[host_id]))
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'set_autostart' in request.POST:
try:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'unset_autostart' in request.POST:
try:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'add_volume' in request.POST:
form = AddImage(request.POST)
if form.is_valid():
data = form.cleaned_data
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
try:
conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
if 'del_volume' in request.POST:
volname = request.POST.get('volname', '')
try:
vol = conn.get_volume(volname)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'iso_upload' in request.POST:
if str(request.FILES['file']) in conn.update_volumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES['file'])
return HttpResponseRedirect(request.get_full_path())
if 'cln_volume' in request.POST:
form = CloneImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data['name'] + '.img'
meta_prealloc = 0
if img_name in conn.update_volumes():
msg = _("Name of volume name already use")
errors.append(msg)
if not errors:
if data['convert']:
format = data['format']
if data['meta_prealloc'] and data['format'] == 'qcow2':
meta_prealloc = True
else:
format = None
try:
conn.clone_volume(data['image'], data['name'], format, meta_prealloc)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as err:
errors.append(err)
conn.close()
return render_to_response('storage.html', locals(), context_instance=RequestContext(request))
def storage(request, host_id, pool):
"""
Storage pool block
"""
if not request.user.is_authenticated():
return HttpResponseRedirect("/login")
def handle_uploaded_file(path, f_name):
target = path + "/" + str(f_name)
destination = open(target, "wb+")
for chunk in f_name.chunks():
destination.write(chunk)
destination.close()
errors = []
compute = Compute.objects.get(id=host_id)
try:
conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool)
storages = conn.get_storages()
state = conn.is_active()
size, free, usage = conn.get_size()
if state:
percent = (free * 100) / size
else:
percent = 0
path = conn.get_target_path()
type = conn.get_type()
autostart = conn.get_autostart()
if state:
conn.refresh()
volumes = conn.update_volumes()
else:
volumes = None
except libvirtError as err:
errors.append(err.message)
if request.method == "POST":
if "start" in request.POST:
try:
conn.start()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if "stop" in request.POST:
try:
conn.stop()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if "delete" in request.POST:
try:
conn.delete()
return HttpResponseRedirect("/storages/%s/" % host_id)
except libvirtError as error_msg:
errors.append(error_msg.message)
if "set_autostart" in request.POST:
try:
conn.set_autostart(1)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if "unset_autostart" in request.POST:
try:
conn.set_autostart(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if "add_volume" in request.POST:
form = AddImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data["name"] + ".img"
if img_name in conn.update_volumes():
msg = _("Volume name already use")
errors.append(msg)
if not errors:
conn.create_volume(data["name"], data["size"], data["format"])
return HttpResponseRedirect(request.get_full_path())
if "del_volume" in request.POST:
volname = request.POST.get("volname", "")
try:
vol = conn.get_volume(volname)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if "iso_upload" in request.POST:
if str(request.FILES["file"]) in conn.update_volumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES["file"])
return HttpResponseRedirect(request.get_full_path())
if "cln_volume" in request.POST:
form = CloneImage(request.POST)
if form.is_valid():
data = form.cleaned_data
img_name = data["name"] + ".img"
vol_name = request.POST.get("image", "")
if img_name in conn.update_volumes():
msg = _("Name of volume name already use")
errors.append(msg)
if not errors:
overlay = data["overlay"]
if data["convert"]:
format = data["format"]
else:
format = None
try:
conn.clone_volume(vol_name, data["name"], overlay, format)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
conn.close()
return render_to_response("storage.html", locals(), context_instance=RequestContext(request))