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This commit is contained in:
Eishun Kondoh 2018-01-30 22:47:31 +09:00
parent 5fc01a9bec
commit 7635272fbd
150 changed files with 5055 additions and 4032 deletions
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90
lib/openflow/actions/nx_multipath.ex
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@ -3,13 +3,13 @@ defmodule Openflow.Action.NxMultipath do
defstruct(
hash_field: :eth_src,
basis: 0,
algorithm: :modulo_n,
max_link: 0,
argument: 0,
offset: 0,
n_bits: 0,
dst_field: nil
basis: 0,
algorithm: :modulo_n,
max_link: 0,
argument: 0,
offset: 0,
n_bits: 0,
dst_field: nil
)
@experimenter 0x00002320
@ -27,52 +27,62 @@ defmodule Openflow.Action.NxMultipath do
default_n_bits = Openflow.Match.Field.n_bits_of(dst_field)
n_bits = Keyword.get(options, :n_bits, default_n_bits)
ofs = Keyword.get(options, :offset, 0)
%NxMultipath{hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
offset: ofs,
n_bits: n_bits,
argument: arg,
dst_field: dst_field}
%NxMultipath{
hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
offset: ofs,
n_bits: n_bits,
argument: arg,
dst_field: dst_field
}
end
def to_binary(%NxMultipath{hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
argument: arg,
offset: ofs,
n_bits: n_bits,
dst_field: dst_field}) do
def to_binary(%NxMultipath{
hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
argument: arg,
offset: ofs,
n_bits: n_bits,
dst_field: dst_field
}) do
hash_field_int = Openflow.Enums.to_int(hash_field, :nx_hash_fields)
alg_int = Openflow.Enums.to_int(alg, :nx_mp_algorithm)
dst_field_bin = Openflow.Match.codec_header(dst_field)
ofs_nbits = (ofs <<< 6) ||| (n_bits - 1)
body = <<hash_field_int::16, basis::16, 0::size(2)-unit(8),
alg_int::16, max_link::16, arg::32, 0::size(2)-unit(8),
ofs_nbits::16, dst_field_bin::4-bytes>>
ofs_nbits = ofs <<< 6 ||| n_bits - 1
body =
<<hash_field_int::16, basis::16, 0::size(2)-unit(8), alg_int::16, max_link::16, arg::32,
0::size(2)-unit(8), ofs_nbits::16, dst_field_bin::4-bytes>>
exp_body = <<@experimenter::32, @nxast::16, body::bytes>>
exp_body_size = byte_size(exp_body)
exp_body_size = byte_size(exp_body)
padding_length = Openflow.Utils.padding(4 + exp_body_size, 8)
length = 4 + exp_body_size + padding_length
<<0xffff::16, length::16, exp_body::bytes, 0::size(padding_length)-unit(8)>>
<<0xFFFF::16, length::16, exp_body::bytes, 0::size(padding_length)-unit(8)>>
end
def read(<<@experimenter::32, @nxast::16, body::bytes>>) do
<<hash_field_int::16, basis::16, _::size(2)-unit(8),
alg_int::16, max_link::16, arg::32, _::size(2)-unit(8),
ofs::10, n_bits::6, dst_field_bin::4-bytes>> = body
<<hash_field_int::16, basis::16, _::size(2)-unit(8), alg_int::16, max_link::16, arg::32,
_::size(2)-unit(8), ofs::10, n_bits::6, dst_field_bin::4-bytes>> = body
hash_field = Openflow.Enums.to_atom(hash_field_int, :nx_hash_fields)
alg = Openflow.Enums.to_atom(alg_int, :nx_mp_algorithm)
dst_field = Openflow.Match.codec_header(dst_field_bin)
%NxMultipath{hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
argument: arg,
offset: ofs,
n_bits: n_bits + 1,
dst_field: dst_field}
%NxMultipath{
hash_field: hash_field,
basis: basis,
algorithm: alg,
max_link: max_link,
argument: arg,
offset: ofs,
n_bits: n_bits + 1,
dst_field: dst_field
}
end
end