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-rw-r--r--nova/utils.py13
1 files changed, 13 insertions, 0 deletions
diff --git a/nova/utils.py b/nova/utils.py
index aaf258142..126e3c7e4 100644
--- a/nova/utils.py
+++ b/nova/utils.py
@@ -896,11 +896,24 @@ def is_valid_ipv6(address):
return netaddr.valid_ipv6(address)
+def is_valid_ipv6_cidr(address):
+ try:
+ str(netaddr.IPNetwork(address, version=6).cidr)
+ return True
+ except Exception:
+ return False
+
+
def get_shortened_ipv6(address):
addr = netaddr.IPAddress(address, version=6)
return str(addr.ipv6())
+def get_shortened_ipv6_cidr(address):
+ net = netaddr.IPNetwork(address, version=6)
+ return str(net.cidr)
+
+
def is_valid_cidr(address):
"""Check if the provided ipv4 or ipv6 address is a valid
CIDR address or not"""