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authorIngela Anderton Andin <[email protected]>2017-06-10 21:47:54 +0200
committerIngela Anderton Andin <[email protected]>2017-06-10 21:47:54 +0200
commit14c3c0c869ff77473d9f5516fb6b2054dc64ced3 (patch)
tree4615945ab470fad3a8be99392d0bb5f274f23035 /lib/ssl/src
parentafd95422a9d5de847b42df2c17f9c09b13a25f3a (diff)
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dtls: Handle getopts and setopts for DTLS
Diffstat (limited to 'lib/ssl/src')
-rw-r--r--lib/ssl/src/dtls_socket.erl19
-rw-r--r--lib/ssl/src/dtls_udp_listener.erl47
-rw-r--r--lib/ssl/src/ssl.erl12
3 files changed, 66 insertions, 12 deletions
diff --git a/lib/ssl/src/dtls_socket.erl b/lib/ssl/src/dtls_socket.erl
index 2a746d97f0..fbbd479428 100644
--- a/lib/ssl/src/dtls_socket.erl
+++ b/lib/ssl/src/dtls_socket.erl
@@ -79,30 +79,31 @@ socket(Pid, Transport, Socket, ConnectionCb) ->
#sslsocket{pid = Pid,
%% "The name "fd" is keept for backwards compatibility
fd = {Transport, Socket, ConnectionCb}}.
-%% Vad göra med emulerade
-setopts(gen_udp, #sslsocket{pid = {Socket, _}}, Options) ->
- {SockOpts, _} = tls_socket:split_options(Options),
- inet:setopts(Socket, SockOpts);
-setopts(_, #sslsocket{pid = {ListenSocket, #config{transport_info = {Transport,_,_,_}}}}, Options) ->
- {SockOpts, _} = tls_socket:split_options(Options),
- Transport:setopts(ListenSocket, SockOpts);
+setopts(_, #sslsocket{pid = {udp, #config{udp_handler = {ListenPid, _}}}}, Options) ->
+ SplitOpts = tls_socket:split_options(Options),
+ dtls_udp_listener:set_sock_opts(ListenPid, SplitOpts);
%%% Following clauses will not be called for emulated options, they are handled in the connection process
setopts(gen_udp, Socket, Options) ->
inet:setopts(Socket, Options);
setopts(Transport, Socket, Options) ->
Transport:setopts(Socket, Options).
+getopts(_, #sslsocket{pid = {udp, #config{udp_handler = {ListenPid, _}}}}, Options) ->
+ SplitOpts = tls_socket:split_options(Options),
+ dtls_udp_listener:get_sock_opts(ListenPid, SplitOpts);
getopts(gen_udp, #sslsocket{pid = {Socket, #config{emulated = EmOpts}}}, Options) ->
{SockOptNames, EmulatedOptNames} = tls_socket:split_options(Options),
EmulatedOpts = get_emulated_opts(EmOpts, EmulatedOptNames),
SocketOpts = tls_socket:get_socket_opts(Socket, SockOptNames, inet),
{ok, EmulatedOpts ++ SocketOpts};
-getopts(Transport, #sslsocket{pid = {ListenSocket, #config{emulated = EmOpts}}}, Options) ->
+getopts(_Transport, #sslsocket{pid = {Socket, #config{emulated = EmOpts}}}, Options) ->
{SockOptNames, EmulatedOptNames} = tls_socket:split_options(Options),
EmulatedOpts = get_emulated_opts(EmOpts, EmulatedOptNames),
- SocketOpts = tls_socket:get_socket_opts(ListenSocket, SockOptNames, Transport),
+ SocketOpts = tls_socket:get_socket_opts(Socket, SockOptNames, inet),
{ok, EmulatedOpts ++ SocketOpts};
%%% Following clauses will not be called for emulated options, they are handled in the connection process
+getopts(gen_udp, {_,{{_, _},Socket}}, Options) ->
+ inet:getopts(Socket, Options);
getopts(gen_udp, {_,Socket}, Options) ->
inet:getopts(Socket, Options);
getopts(Transport, Socket, Options) ->
diff --git a/lib/ssl/src/dtls_udp_listener.erl b/lib/ssl/src/dtls_udp_listener.erl
index 29380e3008..c789a32087 100644
--- a/lib/ssl/src/dtls_udp_listener.erl
+++ b/lib/ssl/src/dtls_udp_listener.erl
@@ -23,9 +23,11 @@
-behaviour(gen_server).
+-include("ssl_internal.hrl").
+
%% API
-export([start_link/4, active_once/3, accept/2, sockname/1, close/1,
- get_all_opts/1]).
+ get_all_opts/1, get_sock_opts/2, set_sock_opts/2]).
%% gen_server callbacks
-export([init/1, handle_call/3, handle_cast/2, handle_info/2,
@@ -61,8 +63,12 @@ sockname(UDPConnection) ->
call(UDPConnection, sockname).
close(UDPConnection) ->
call(UDPConnection, close).
+get_sock_opts(UDPConnection, SplitSockOpts) ->
+ call(UDPConnection, {get_sock_opts, SplitSockOpts}).
get_all_opts(UDPConnection) ->
call(UDPConnection, get_all_opts).
+set_sock_opts(UDPConnection, Opts) ->
+ call(UDPConnection, {set_sock_opts, Opts}).
%%%===================================================================
%%% gen_server callbacks
@@ -108,9 +114,21 @@ handle_call(close, _, #state{dtls_processes = Processes,
end, queue:to_list(Accepters)),
{reply, ok, State#state{close = true, accepters = queue:new()}}
end;
+handle_call({get_sock_opts, {SocketOptNames, EmOptNames}}, _, #state{listner = Socket,
+ emulated_options = EmOpts} = State) ->
+ case get_socket_opts(Socket, SocketOptNames) of
+ {ok, Opts} ->
+ {reply, {ok, emulated_opts_list(EmOpts, EmOptNames, []) ++ Opts}, State};
+ {error, Reason} ->
+ {reply, {error, Reason}, State}
+ end;
handle_call(get_all_opts, _, #state{dtls_options = DTLSOptions,
emulated_options = EmOpts} = State) ->
- {reply, {ok, EmOpts, DTLSOptions}, State}.
+ {reply, {ok, EmOpts, DTLSOptions}, State};
+handle_call({set_sock_opts, {SocketOpts, NewEmOpts}}, _, #state{listner = Socket, emulated_options = EmOpts0} = State) ->
+ set_socket_opts(Socket, SocketOpts),
+ EmOpts = do_set_emulated_opts(NewEmOpts, EmOpts0),
+ {reply, ok, State#state{emulated_options = EmOpts}}.
handle_cast({active_once, Client, Pid}, State0) ->
State = handle_active_once(Client, Pid, State0),
@@ -259,3 +277,28 @@ call(Server, Msg) ->
exit:{{shutdown, _},_} ->
{error, closed}
end.
+
+set_socket_opts(_, []) ->
+ ok;
+set_socket_opts(Socket, SocketOpts) ->
+ inet:setopts(Socket, SocketOpts).
+
+get_socket_opts(_, []) ->
+ {ok, []};
+get_socket_opts(Socket, SocketOpts) ->
+ inet:getopts(Socket, SocketOpts).
+
+do_set_emulated_opts([], Opts) ->
+ Opts;
+do_set_emulated_opts([{mode, Value} | Rest], Opts) ->
+ do_set_emulated_opts(Rest, Opts#socket_options{mode = Value});
+do_set_emulated_opts([{active, Value} | Rest], Opts) ->
+ do_set_emulated_opts(Rest, Opts#socket_options{active = Value}).
+
+emulated_opts_list(_,[], Acc) ->
+ Acc;
+emulated_opts_list( Opts, [mode | Rest], Acc) ->
+ emulated_opts_list(Opts, Rest, [{mode, Opts#socket_options.mode} | Acc]);
+emulated_opts_list(Opts, [active | Rest], Acc) ->
+ emulated_opts_list(Opts, Rest, [{active, Opts#socket_options.active} | Acc]).
+
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index 5421bdef99..75eb308ba5 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -427,6 +427,16 @@ eccs_filter_supported(Curves) ->
%%--------------------------------------------------------------------
getopts(#sslsocket{pid = Pid}, OptionTags) when is_pid(Pid), is_list(OptionTags) ->
ssl_connection:get_opts(Pid, OptionTags);
+getopts(#sslsocket{pid = {udp, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, OptionTags) when is_list(OptionTags) ->
+ try dtls_socket:getopts(Transport, ListenSocket, OptionTags) of
+ {ok, _} = Result ->
+ Result;
+ {error, InetError} ->
+ {error, {options, {socket_options, OptionTags, InetError}}}
+ catch
+ _:Error ->
+ {error, {options, {socket_options, OptionTags, Error}}}
+ end;
getopts(#sslsocket{pid = {_, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket,
OptionTags) when is_list(OptionTags) ->
try tls_socket:getopts(Transport, ListenSocket, OptionTags) of
@@ -455,7 +465,7 @@ setopts(#sslsocket{pid = Pid}, Options0) when is_pid(Pid), is_list(Options0) ->
_:_ ->
{error, {options, {not_a_proplist, Options0}}}
end;
-setopts(#sslsocket{pid = {{udp, _}, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) ->
+setopts(#sslsocket{pid = {udp, #config{transport_info = {Transport,_,_,_}}}} = ListenSocket, Options) when is_list(Options) ->
try dtls_socket:setopts(Transport, ListenSocket, Options) of
ok ->
ok;