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 = []
host = Host.objects.get(id=host_id)
try:
conn = ConnServer(host)
except libvirtError as e:
conn = None
if not conn:
errors.append(e.message)
else:
storages = conn.storages_get_node()
if pool is None:
if len(storages) == 0:
return HttpResponseRedirect('/storage/%s/add/' % (host_id))
else:
return HttpResponseRedirect('/storage/%s/%s/' % (host_id, storages.keys()[0]))
if pool == 'add':
if request.method == 'POST':
if 'addpool' in request.POST:
pool_name = request.POST.get('name', '')
pool_type = request.POST.get('type', '')
pool_target = request.POST.get('target', '')
pool_source = request.POST.get('source', '')
name_have_symbol = re.search('[^a-zA-Z0-9\_\-]+', pool_name)
path_have_symbol = re.search('[^a-zA-Z0-9\/]+', pool_source)
if name_have_symbol or path_have_symbol:
msg = _("The host name must not contain any special characters")
errors.append(msg)
if not pool_name:
msg = _("No pool name has been entered")
errors.append(msg)
elif len(pool_name) > 12:
msg = _("The host name must not exceed 12")
errors.append(msg)
if pool_type == 'logical':
if not pool_source:
msg = _("No device has been entered")
errors.append(msg)
if pool_type == 'dir':
if not pool_target:
msg = _("No path has been entered")
errors.append(msg)
if pool_name in storages.keys():
msg = _("Pool name already use")
errors.append(msg)
if not errors:
try:
conn.new_storage_pool(pool_type, pool_name, pool_source, pool_target)
return HttpResponseRedirect('/storage/%s/%s/' % (host_id, pool_name))
except libvirtError as error_msg:
errors.append(error_msg.message)
else:
all_vm = SortHosts(conn.vds_get_node())
form_hdd_size = [10, 20, 40, 80, 160, 320, 640]
stg = conn.storagePool(pool)
size, free, usage, percent, state, s_type, path = conn.storage_get_info(pool)
if state:
stg.refresh(0)
volumes_info = conn.volumes_get_info(pool)
if request.method == 'POST':
if 'start' in request.POST:
try:
stg.create(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'stop' in request.POST:
try:
stg.destroy()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'delete' in request.POST:
try:
stg.undefine()
return HttpResponseRedirect('/storage/%s/' % host_id)
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'addimg' in request.POST:
name = request.POST.get('name', '')
size = request.POST.get('size', '')
img_name = name + '.img'
name_have_symbol = re.search('[^a-zA-Z0-9\_\-\.]+', name)
if img_name in stg.listVolumes():
msg = _("Volume name already use")
errors.append(msg)
if not name:
msg = _("No name has been entered")
errors.append(msg)
elif len(name) > 20:
msg = _("The host name must not exceed 20")
errors.append(msg)
else:
if name_have_symbol:
msg = _("The host name must not contain any special characters")
errors.append(msg)
if not errors:
conn.new_volume(pool, name, size)
return HttpResponseRedirect(request.get_full_path())
if 'delimg' in request.POST:
img = request.POST.get('img', '')
try:
vol = stg.storageVolLookupByName(img)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'upload' in request.POST:
if str(request.FILES['file']) in stg.listVolumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES['file'])
return HttpResponseRedirect(request.get_full_path())
if 'clone' in request.POST:
img = request.POST.get('img', '')
clone_name = request.POST.get('new_img', '')
full_img_name = clone_name + '.img'
name_have_symbol = re.search('[^a-zA-Z0-9\_\-\.]+', clone_name)
if full_img_name in stg.listVolumes():
msg = _("Volume name already use")
errors.append(msg)
if not clone_name:
msg = _("No name has been entered")
errors.append(msg)
elif len(clone_name) > 20:
msg = _("The host name must not exceed 20 characters")
errors.append(msg)
else:
if name_have_symbol:
msg = _("The host name must not contain any special characters")
errors.append(msg)
if not errors:
try:
conn.clone_volume(pool, img, clone_name)
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))
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 = []
host = Host.objects.get(id=host_id)
try:
conn = ConnServer(host)
except libvirtError as e:
conn = None
if not conn:
errors.append(e.message)
else:
storages = conn.storages_get_node()
if pool is None:
if len(storages) == 0:
return HttpResponseRedirect('/storage/%s/add/' % (host_id))
else:
return HttpResponseRedirect('/storage/%s/%s/' %
(host_id, storages.keys()[0]))
if pool == 'add':
if request.method == 'POST':
if 'addpool' in request.POST:
pool_name = request.POST.get('name', '')
pool_type = request.POST.get('type', '')
pool_target = request.POST.get('target', '')
pool_source = request.POST.get('source', '')
name_have_symbol = re.search('[^a-zA-Z0-9\_\-]+',
pool_name)
path_have_symbol = re.search('[^a-zA-Z0-9\/]+',
pool_source)
if name_have_symbol or path_have_symbol:
msg = _(
"The host name must not contain any special characters"
)
errors.append(msg)
if not pool_name:
msg = _("No pool name has been entered")
errors.append(msg)
elif len(pool_name) > 12:
msg = _("The host name must not exceed 12")
errors.append(msg)
if pool_type == 'logical':
if not pool_source:
msg = _("No device has been entered")
errors.append(msg)
if pool_type == 'dir':
if not pool_target:
msg = _("No path has been entered")
errors.append(msg)
if pool_name in storages.keys():
msg = _("Pool name already use")
errors.append(msg)
if not errors:
try:
conn.new_storage_pool(pool_type, pool_name,
pool_source, pool_target)
return HttpResponseRedirect('/storage/%s/%s/' %
(host_id, pool_name))
except libvirtError as error_msg:
errors.append(error_msg.message)
else:
all_vm = SortHosts(conn.vds_get_node())
form_hdd_size = [10, 20, 40, 80, 160, 320, 640]
stg = conn.storagePool(pool)
size, free, usage, percent, state, s_type, path = conn.storage_get_info(
pool)
if state:
stg.refresh(0)
volumes_info = conn.volumes_get_info(pool)
if request.method == 'POST':
if 'start' in request.POST:
try:
stg.create(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'stop' in request.POST:
try:
stg.destroy()
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'delete' in request.POST:
try:
stg.undefine()
return HttpResponseRedirect('/storage/%s/' % host_id)
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'addimg' in request.POST:
name = request.POST.get('name', '')
size = request.POST.get('size', '')
img_name = name + '.img'
name_have_symbol = re.search('[^a-zA-Z0-9\_\-\.]+', name)
if img_name in stg.listVolumes():
msg = _("Volume name already use")
errors.append(msg)
if not name:
msg = _("No name has been entered")
errors.append(msg)
elif len(name) > 20:
msg = _("The host name must not exceed 20")
errors.append(msg)
else:
if name_have_symbol:
msg = _(
"The host name must not contain any special characters"
)
errors.append(msg)
if not errors:
conn.new_volume(pool, name, size)
return HttpResponseRedirect(request.get_full_path())
if 'delimg' in request.POST:
img = request.POST.get('img', '')
try:
vol = stg.storageVolLookupByName(img)
vol.delete(0)
return HttpResponseRedirect(request.get_full_path())
except libvirtError as error_msg:
errors.append(error_msg.message)
if 'upload' in request.POST:
if str(request.FILES['file']) in stg.listVolumes():
msg = _("ISO image already exist")
errors.append(msg)
else:
handle_uploaded_file(path, request.FILES['file'])
return HttpResponseRedirect(request.get_full_path())
if 'clone' in request.POST:
img = request.POST.get('img', '')
clone_name = request.POST.get('new_img', '')
full_img_name = clone_name + '.img'
name_have_symbol = re.search('[^a-zA-Z0-9\_\-\.]+',
clone_name)
if full_img_name in stg.listVolumes():
msg = _("Volume name already use")
errors.append(msg)
if not clone_name:
msg = _("No name has been entered")
errors.append(msg)
elif len(clone_name) > 20:
msg = _("The host name must not exceed 20 characters")
errors.append(msg)
else:
if name_have_symbol:
msg = _(
"The host name must not contain any special characters"
)
errors.append(msg)
if not errors:
try:
conn.clone_volume(pool, img, clone_name)
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))
