diff options
-rw-r--r-- | nova/network/manager.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/nova/network/manager.py b/nova/network/manager.py index c6eba225e..1b8627562 100644 --- a/nova/network/manager.py +++ b/nova/network/manager.py @@ -521,6 +521,11 @@ class VlanManager(NetworkManager): ' than 4094')) fixed_net = IPy.IP(cidr) + if fixed_net.len() < num_networks * network_size: + raise ValueError(_('The network range is not big enough to fit %s' + ' networks of size %s' % + (num_networks, network_size))) + fixed_net_v6 = IPy.IP(cidr_v6) network_size_v6 = 1 << 64 significant_bits_v6 = 64 |