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Diffstat (limited to 'lib/network/default.nix')
-rw-r--r-- | lib/network/default.nix | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/network/default.nix b/lib/network/default.nix new file mode 100644 index 0000000000000..e0c583ee75061 --- /dev/null +++ b/lib/network/default.nix @@ -0,0 +1,49 @@ +{ lib }: +let + inherit (import ./internal.nix { inherit lib; }) _ipv6; +in +{ + ipv6 = { + /** + Creates an `IPv6Address` object from an IPv6 address as a string. If + the prefix length is omitted, it defaults to 64. The parser is limited + to the first two versions of IPv6 addresses addressed in RFC 4291. + The form "x:x:x:x:x:x:d.d.d.d" is not yet implemented. Addresses are + NOT compressed, so they are not always the same as the canonical text + representation of IPv6 addresses defined in RFC 5952. + + # Type + + ``` + fromString :: String -> IPv6Address + ``` + + # Examples + + ```nix + fromString "2001:DB8::ffff/32" + => { + address = "2001:db8:0:0:0:0:0:ffff"; + prefixLength = 32; + } + ``` + + # Arguments + + - [addr] An IPv6 address with optional prefix length. + */ + fromString = + addr: + let + splittedAddr = _ipv6.split addr; + + addrInternal = splittedAddr.address; + prefixLength = splittedAddr.prefixLength; + + address = _ipv6.toStringFromExpandedIp addrInternal; + in + { + inherit address prefixLength; + }; + }; +} |