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-rw-r--r--lib/ssl/src/inet_tls_dist.erl12
-rw-r--r--lib/ssl/src/ssl.appup.src6
-rw-r--r--lib/ssl/src/ssl_tls_dist_proxy.erl50
-rw-r--r--lib/ssl/src/tls_connection.erl2
4 files changed, 63 insertions, 7 deletions
diff --git a/lib/ssl/src/inet_tls_dist.erl b/lib/ssl/src/inet_tls_dist.erl
index 404ae93d20..6fe99a81c5 100644
--- a/lib/ssl/src/inet_tls_dist.erl
+++ b/lib/ssl/src/inet_tls_dist.erl
@@ -76,23 +76,23 @@ do_setup(Kernel, Node, Type, MyNode, LongOrShortNames, SetupTime) ->
Timer, Version, Ip, TcpPort, Address,
Type),
dist_util:handshake_we_started(HSData);
- _ ->
+ Other ->
%% Other Node may have closed since
%% port_please !
?trace("other node (~p) "
"closed since port_please.~n",
[Node]),
- ?shutdown(Node)
+ ?shutdown2(Node, {shutdown, {connect_failed, Other}})
end;
- _ ->
+ Other ->
?trace("port_please (~p) "
"failed.~n", [Node]),
- ?shutdown(Node)
+ ?shutdown2(Node, {shutdown, {port_please_failed, Other}})
end;
- _Other ->
+ Other ->
?trace("inet_getaddr(~p) "
"failed (~p).~n", [Node,Other]),
- ?shutdown(Node)
+ ?shutdown2(Node, {shutdown, {inet_getaddr_failed, Other}})
end.
close(Socket) ->
diff --git a/lib/ssl/src/ssl.appup.src b/lib/ssl/src/ssl.appup.src
index 11728128c4..057906bcb3 100644
--- a/lib/ssl/src/ssl.appup.src
+++ b/lib/ssl/src/ssl.appup.src
@@ -1,6 +1,9 @@
%% -*- erlang -*-
{"%VSN%",
[
+ {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []},
+ {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []}
+ ]},
{<<"7\\..*">>, [{restart_application, ssl}]},
{<<"6\\..*">>, [{restart_application, ssl}]},
{<<"5\\..*">>, [{restart_application, ssl}]},
@@ -8,6 +11,9 @@
{<<"3\\..*">>, [{restart_application, ssl}]}
],
[
+ {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []},
+ {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []}
+ ]},
{<<"7\\..*">>, [{restart_application, ssl}]},
{<<"6\\..*">>, [{restart_application, ssl}]},
{<<"5\\..*">>, [{restart_application, ssl}]},
diff --git a/lib/ssl/src/ssl_tls_dist_proxy.erl b/lib/ssl/src/ssl_tls_dist_proxy.erl
index d384264b53..1e6c6e726a 100644
--- a/lib/ssl/src/ssl_tls_dist_proxy.erl
+++ b/lib/ssl/src/ssl_tls_dist_proxy.erl
@@ -89,6 +89,14 @@ listen_options(Opts0) ->
Opts1
end.
+connect_options(Opts) ->
+ case application:get_env(kernel, inet_dist_connect_options) of
+ {ok,ConnectOpts} ->
+ lists:ukeysort(1, ConnectOpts ++ Opts);
+ _ ->
+ Opts
+ end.
+
%%====================================================================
%% gen_server callbacks
%%====================================================================
@@ -196,6 +204,7 @@ accept_loop(Proxy, world = Type, Listen, Extra) ->
case gen_tcp:accept(Listen) of
{ok, Socket} ->
Opts = get_ssl_options(server),
+ wait_for_code_server(),
case ssl:ssl_accept(Socket, Opts) of
{ok, SslSocket} ->
PairHandler =
@@ -204,6 +213,11 @@ accept_loop(Proxy, world = Type, Listen, Extra) ->
end),
ok = ssl:controlling_process(SslSocket, PairHandler),
flush_old_controller(PairHandler, SslSocket);
+ {error, {options, _}} = Error ->
+ %% Bad options: that's probably our fault. Let's log that.
+ error_logger:error_msg("Cannot accept TLS distribution connection: ~s~n",
+ [ssl:format_error(Error)]),
+ gen_tcp:close(Socket);
_ ->
gen_tcp:close(Socket)
end;
@@ -212,6 +226,35 @@ accept_loop(Proxy, world = Type, Listen, Extra) ->
end,
accept_loop(Proxy, Type, Listen, Extra).
+wait_for_code_server() ->
+ %% This is an ugly hack. Upgrading a socket to TLS requires the
+ %% crypto module to be loaded. Loading the crypto module triggers
+ %% its on_load function, which calls code:priv_dir/1 to find the
+ %% directory where its NIF library is. However, distribution is
+ %% started earlier than the code server, so the code server is not
+ %% necessarily started yet, and code:priv_dir/1 might fail because
+ %% of that, if we receive an incoming connection on the
+ %% distribution port early enough.
+ %%
+ %% If the on_load function of a module fails, the module is
+ %% unloaded, and the function call that triggered loading it fails
+ %% with 'undef', which is rather confusing.
+ %%
+ %% Thus, the ssl_tls_dist_proxy process will terminate, and be
+ %% restarted by ssl_dist_sup. However, it won't have any memory
+ %% of being asked by net_kernel to listen for incoming
+ %% connections. Hence, the node will believe that it's open for
+ %% distribution, but it actually isn't.
+ %%
+ %% So let's avoid that by waiting for the code server to start.
+ case whereis(code_server) of
+ undefined ->
+ timer:sleep(10),
+ wait_for_code_server();
+ Pid when is_pid(Pid) ->
+ ok
+ end.
+
try_connect(Port) ->
case gen_tcp:connect({127,0,0,1}, Port, [{active, false}, {packet,?PPRE}, nodelay()]) of
R = {ok, _S} ->
@@ -222,7 +265,7 @@ try_connect(Port) ->
setup_proxy(Ip, Port, Parent) ->
process_flag(trap_exit, true),
- Opts = get_ssl_options(client),
+ Opts = connect_options(get_ssl_options(client)),
case ssl:connect(Ip, Port, [{active, true}, binary, {packet,?PPRE}, nodelay()] ++ Opts) of
{ok, World} ->
{ok, ErtsL} = gen_tcp:listen(0, [{active, true}, {ip, {127,0,0,1}}, binary, {packet,?PPRE}]),
@@ -235,6 +278,11 @@ setup_proxy(Ip, Port, Parent) ->
Err ->
Parent ! {self(), Err}
end;
+ {error, {options, _}} = Err ->
+ %% Bad options: that's probably our fault. Let's log that.
+ error_logger:error_msg("Cannot open TLS distribution connection: ~s~n",
+ [ssl:format_error(Err)]),
+ Parent ! {self(), Err};
Err ->
Parent ! {self(), Err}
end.
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index b2b85eaf8d..c3f0206d25 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -764,6 +764,8 @@ handle_tls_handshake(Handle, StateName,
case Handle(Packet, FsmReturn) of
{next_state, NextStateName, State, _Timeout} ->
handle_tls_handshake(Handle, NextStateName, State);
+ {next_state, NextStateName, State} ->
+ handle_tls_handshake(Handle, NextStateName, State);
{stop, _,_} = Stop ->
Stop
end;
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-01 17:28:20 +0000