tres/lib/tres/message_helper.ex
2019-03-18 13:31:36 +09:00

315 lines
10 KiB
Elixir

defmodule Tres.MessageHelper do
defmacro __using__(_) do
quote location: :keep do
defp send_flow_mod_add(datapath_id, options \\ []) do
flow_mod = %Openflow.FlowMod{
cookie: options[:cookie] || 0,
priority: options[:priority] || 0,
table_id: options[:table_id] || 0,
command: :add,
idle_timeout: options[:idle_timeout] || 0,
hard_timeout: options[:hard_timeout] || 0,
buffer_id: :no_buffer,
out_port: :any,
out_group: :any,
flags: options[:flags] || [],
match: options[:match] || Openflow.Match.new(),
instructions: options[:instructions] || []
}
case options[:bundle_id] do
nil ->
send_message(flow_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: flow_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_flow_mod_modify(datapath_id, options \\ []) do
command = Tres.Utils.flow_command(:modify, options)
flow_mod = %Openflow.FlowMod{
xid: options[:xid] || 0,
cookie: options[:cookie] || 0,
table_id: options[:table_id] || 0,
command: command,
idle_timeout: options[:idle_timeout] || 0,
hard_timeout: options[:hard_timeout] || 0,
out_port: :any,
out_group: :any,
match: options[:match] || Openflow.Match.new(),
instructions: options[:instructions] || []
}
case options[:bundle_id] do
nil ->
send_message(flow_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: flow_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_flow_mod_delete(datapath_id, options \\ []) do
command = Tres.Utils.flow_command(:delete, options)
flow_mod = %Openflow.FlowMod{
xid: options[:xid] || 0,
cookie: options[:cookie] || 0,
cookie_mask: options[:cookie_mask] || 0,
table_id: options[:table_id] || :all,
command: command,
out_port: options[:out_port] || :any,
out_group: options[:out_group] || :any,
match: options[:match] || Openflow.Match.new()
}
case options[:bundle_id] do
nil ->
send_message(flow_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: flow_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_packet_out(options \\ []) do
case options[:packet_in] do
%Openflow.PacketIn{} = pin ->
send_packet_out(
pin.datapath_id,
xid: options[:xid] || 0,
buffer_id: options[:buffer_id],
in_port: options[:in_port],
actions: options[:actions],
data: options[:data] || pin.data,
blocking: options[:blocking]
)
%Openflow.NxPacketIn2{continuation_bridge: nil} = pin ->
send_packet_out(
pin.datapath_id,
xid: options[:xid] || 0,
buffer_id: options[:buffer_id],
in_port: options[:in_port],
actions: options[:actions],
data: options[:data] || pin.packet,
blocking: options[:blocking]
)
%Openflow.NxPacketIn2{} = pin ->
send_nx_resume(
pin.datapath_id,
xid: options[:xid] || 0,
packet_in: options[:packet_in],
packet: options[:data] || pin.packet,
metadata: options[:metadata] || pin.metadata,
blocking: options[:blocking]
)
end
end
defp send_packet_out(datapath_id, options) do
packet_out = %Openflow.PacketOut{
xid: options[:xid] || 0,
buffer_id: options[:buffer_id] || :no_buffer,
in_port: options[:in_port] || :controller,
actions: options[:actions] || [],
data: options[:data] || ""
}
case options[:bundle_id] do
nil ->
send_message(packet_out, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags],
message: packet_out
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_group_mod_add(datapath_id, options \\ []) do
group_mod =
Openflow.GroupMod.new(
xid: options[:xid] || 0,
command: :add,
type: options[:type] || :all,
group_id: options[:group_id] || 0,
buckets: options[:buckets] || []
)
case options[:bundle_id] do
nil ->
send_message(group_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: group_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_group_mod_delete(datapath_id, options \\ []) do
group_mod =
Openflow.GroupMod.new(
xid: options[:xid] || 0,
command: :delete,
group_id: options[:group_id] || :all
)
case options[:bundle_id] do
nil ->
send_message(group_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: group_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_group_mod_modify(datapath_id, options \\ []) do
group_mod =
Openflow.GroupMod.new(
xid: options[:xid] || 0,
command: :modify,
type: options[:type] || :all,
group_id: options[:group_id] || 0,
buckets: options[:buckets] || []
)
case options[:bundle_id] do
nil ->
send_message(group_mod, datapath_id, Keyword.get(options, :blocking, false))
bundle_id when is_integer(bundle_id) ->
bundle =
Openflow.OnfBundleAdd.new(
bundle_id: bundle_id,
flags: options[:bundle_flags] || [],
message: group_mod
)
send_message(bundle, datapath_id, Keyword.get(options, :blocking, false))
end
end
defp send_role_request(datapath_id, options) do
role_request =
Openflow.Role.Request.new(
xid: options[:xid] || 0,
role: options[:role] || :nochange,
generation_id: options[:generation_id] || 0
)
send_message(role_request, datapath_id, Keyword.get(options, :blocking, false))
end
defp send_meter_mod_add(datapath_id, options \\ []) do
meter_mod =
Openflow.MeterMod.new(
xid: options[:xid] || 0,
command: :add,
flags: options[:flags] || [],
meter_id: options[:meter_id] || 0,
bands: options[:bands] || []
)
send_message(meter_mod, datapath_id, options[:blocking] || false)
end
defp send_meter_mod_modify(datapath_id, options \\ []) do
meter_mod =
Openflow.MeterMod.new(
xid: options[:xid] || 0,
command: :modify,
flags: options[:flags] || [],
meter_id: options[:meter_id] || 0,
bands: options[:bands] || []
)
send_message(meter_mod, datapath_id, options[:blocking] || false)
end
defp send_meter_mod_delete(datapath_id, options \\ []) do
meter_mod =
Openflow.MeterMod.new(
xid: options[:xid] || 0,
command: :delete,
meter_id: options[:meter_id] || 0
)
send_message(meter_mod, datapath_id, options[:blocking] || false)
end
defp send_nx_resume(datapath_id, options) do
resume = Openflow.NxResume.new(options)
send_message(resume, datapath_id, options[:blocking] || false)
end
# ONF Bundle Control
defp onf_bundle_open(datapath_id, options \\ []) do
options2 = Keyword.merge(options, type: :open_request)
bundle = Openflow.OnfBundleControl.new(options2)
send_message(bundle, datapath_id)
end
defp onf_bundle_close(datapath_id, options) do
options2 = Keyword.merge(options, type: :close_request)
bundle = Openflow.OnfBundleControl.new(options2)
send_message(bundle, datapath_id)
end
defp onf_bundle_commit(datapath_id, options) do
options2 = Keyword.merge(options, type: :commit_request)
bundle = Openflow.OnfBundleControl.new(options2)
send_message(bundle, datapath_id)
end
defp onf_bundle_discard(datapath_id, options) do
options2 = Keyword.merge(options, type: :discard_request)
bundle = Openflow.OnfBundleControl.new(options2)
send_message(bundle, datapath_id)
end
end
end
end