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-rw-r--r--lib/kernel/doc/src/inet.xml9
-rw-r--r--lib/kernel/doc/src/notes.xml68
-rw-r--r--lib/kernel/src/inet.erl10
-rw-r--r--lib/kernel/src/inet_int.hrl1
-rw-r--r--lib/kernel/src/kernel.appup.src4
-rw-r--r--lib/kernel/test/file_SUITE.erl54
-rw-r--r--lib/kernel/test/gen_tcp_api_SUITE.erl21
-rw-r--r--lib/kernel/vsn.mk2
8 files changed, 137 insertions, 32 deletions
diff --git a/lib/kernel/doc/src/inet.xml b/lib/kernel/doc/src/inet.xml
index 3f4e3684f4..d907cef7d3 100644
--- a/lib/kernel/doc/src/inet.xml
+++ b/lib/kernel/doc/src/inet.xml
@@ -1092,6 +1092,15 @@ setcap cap_sys_admin,cap_sys_ptrace,cap_dac_read_search+epi beam.smp</code>
The option is ignored on platforms where it is not
implemented. Use with caution.</p>
</item>
+ <tag><c>{tclass, Integer}</c></tag>
+ <item>
+ <p>
+ Sets <c>IPV6_TCLASS IP</c> level options on platforms
+ where this is implemented. The behavior and allowed range
+ varies between different systems.
+ The option is ignored on platforms where it is not
+ implemented. Use with caution.</p>
+ </item>
</taglist>
<p>In addition to these options, <em>raw</em>
option specifications can be used. The raw options are
diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml
index 9e9be3f661..5bcc0b7c09 100644
--- a/lib/kernel/doc/src/notes.xml
+++ b/lib/kernel/doc/src/notes.xml
@@ -31,6 +31,74 @@
</header>
<p>This document describes the changes made to the Kernel application.</p>
+<section><title>Kernel 5.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Fix a memory leak when calling
+ seq_trace:get_system_tracer().</p>
+ <p>
+ Own Id: OTP-13742</p>
+ </item>
+ <item>
+ <p>
+ Fix for the problem that when adding the ebin directory
+ of an application to the code path, the
+ <c>code:priv_dir/1</c> function returns an incorrect path
+ to the priv directory of the same application.</p>
+ <p>
+ Own Id: OTP-13758 Aux Id: ERL-195 </p>
+ </item>
+ <item>
+ <p>
+ Fix code_server crash when adding code paths of two
+ levels.</p>
+ <p>
+ Own Id: OTP-13765 Aux Id: ERL-194 </p>
+ </item>
+ <item>
+ <p>
+ Respect -proto_dist switch while connection to EPMD</p>
+ <p>
+ Own Id: OTP-13770 Aux Id: PR-1129 </p>
+ </item>
+ <item>
+ <p>
+ Fixed a bug where init:stop could deadlock if a process
+ with infinite shutdown timeout (e.g. a supervisor)
+ attempted to load code while terminating.</p>
+ <p>
+ Own Id: OTP-13802</p>
+ </item>
+ <item>
+ <p>
+ Close stdin of commands run in os:cmd. This is a
+ backwards compatiblity fix that restores the behaviour of
+ pre 19.0 os:cmd.</p>
+ <p>
+ Own Id: OTP-13867 Aux Id: seq13178 </p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ Add <c>net_kernel:setopts/2</c> and
+ <c>net_kernel:getopts/2</c> to control options for
+ distribution sockets in runtime.</p>
+ <p>
+ Own Id: OTP-13564</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Kernel 5.0.2</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/kernel/src/inet.erl b/lib/kernel/src/inet.erl
index 75dd800c6b..f5c13ecdd7 100644
--- a/lib/kernel/src/inet.erl
+++ b/lib/kernel/src/inet.erl
@@ -677,7 +677,7 @@ parse_strict_address(Addr) ->
%% Return a list of available options
options() ->
[
- tos, priority, reuseaddr, keepalive, dontroute, linger,
+ tos, tclass, priority, reuseaddr, keepalive, dontroute, linger,
broadcast, sndbuf, recbuf, nodelay, ipv6_v6only,
buffer, header, active, packet, deliver, mode,
multicast_if, multicast_ttl, multicast_loop,
@@ -698,7 +698,7 @@ stats() ->
%% Available options for tcp:connect
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
connect_options() ->
- [tos, priority, reuseaddr, keepalive, linger, sndbuf, recbuf, nodelay,
+ [tos, tclass, priority, reuseaddr, keepalive, linger, sndbuf, recbuf, nodelay,
header, active, packet, packet_size, buffer, mode, deliver, line_delimiter,
exit_on_close, high_watermark, low_watermark, high_msgq_watermark,
low_msgq_watermark, send_timeout, send_timeout_close, delay_send, raw,
@@ -766,7 +766,7 @@ con_add(Name, Val, #connect_opts{} = R, Opts, AllOpts) ->
%% Available options for tcp:listen
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
listen_options() ->
- [tos, priority, reuseaddr, keepalive, linger, sndbuf, recbuf, nodelay,
+ [tos, tclass, priority, reuseaddr, keepalive, linger, sndbuf, recbuf, nodelay,
header, active, packet, buffer, mode, deliver, backlog, ipv6_v6only,
exit_on_close, high_watermark, low_watermark, high_msgq_watermark,
low_msgq_watermark, send_timeout, send_timeout_close, delay_send,
@@ -846,7 +846,7 @@ tcp_module_1(Opts, Address) ->
%% Available options for udp:open
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
udp_options() ->
- [tos, priority, reuseaddr, sndbuf, recbuf, header, active, buffer, mode,
+ [tos, tclass, priority, reuseaddr, sndbuf, recbuf, header, active, buffer, mode,
deliver, ipv6_v6only,
broadcast, dontroute, multicast_if, multicast_ttl, multicast_loop,
add_membership, drop_membership, read_packets,raw,
@@ -917,7 +917,7 @@ udp_module(Opts) ->
% (*) passing of open FDs ("fdopen") is not supported.
sctp_options() ->
[ % The following are generic inet options supported for SCTP sockets:
- mode, active, buffer, tos, priority, dontroute, reuseaddr, linger, sndbuf,
+ mode, active, buffer, tos, tclass, priority, dontroute, reuseaddr, linger, sndbuf,
recbuf, ipv6_v6only, high_msgq_watermark, low_msgq_watermark,
% Other options are SCTP-specific (though they may be similar to their
diff --git a/lib/kernel/src/inet_int.hrl b/lib/kernel/src/inet_int.hrl
index c8a8962e78..4e8f59a3b9 100644
--- a/lib/kernel/src/inet_int.hrl
+++ b/lib/kernel/src/inet_int.hrl
@@ -153,6 +153,7 @@
-define(INET_LOPT_NETNS, 38).
-define(INET_LOPT_TCP_SHOW_ECONNRESET, 39).
-define(INET_LOPT_LINE_DELIM, 40).
+-define(INET_OPT_TCLASS, 41).
% Specific SCTP options: separate range:
-define(SCTP_OPT_RTOINFO, 100).
-define(SCTP_OPT_ASSOCINFO, 101).
diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src
index d16e200cb3..82cf73cbda 100644
--- a/lib/kernel/src/kernel.appup.src
+++ b/lib/kernel/src/kernel.appup.src
@@ -18,9 +18,9 @@
%% %CopyrightEnd%
{"%VSN%",
%% Up from - max one major revision back
- [{<<"5\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
+ [{<<"5\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
{<<"4\\.[0-2](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-18.*
%% Down to - max one major revision back
- [{<<"5\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
+ [{<<"5\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
{<<"4\\.[0-2](\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-18.*
}.
diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl
index 5f049c6f99..c37d114a58 100644
--- a/lib/kernel/test/file_SUITE.erl
+++ b/lib/kernel/test/file_SUITE.erl
@@ -493,22 +493,13 @@ read_write_file(Config) when is_list(Config) ->
%% Try writing and reading back some term
SomeTerm = {"This term",{will,be},[written,$t,$o],1,file,[]},
- ok = ?FILE_MODULE:write_file(Name,term_to_binary(SomeTerm)),
- {ok,Bin1} = ?FILE_MODULE:read_file(Name),
- SomeTerm = binary_to_term(Bin1),
+ Bin1 = term_to_binary(SomeTerm),
+ ok = do_read_write_file(Name, Bin1),
%% Try a "null" term
NullTerm = [],
- ok = ?FILE_MODULE:write_file(Name,term_to_binary(NullTerm)),
- {ok,Bin2} = ?FILE_MODULE:read_file(Name),
- NullTerm = binary_to_term(Bin2),
-
- %% Try some "complicated" types
- BigNum = 123456789012345678901234567890,
- ComplTerm = {self(),make_ref(),BigNum,3.14159},
- ok = ?FILE_MODULE:write_file(Name,term_to_binary(ComplTerm)),
- {ok,Bin3} = ?FILE_MODULE:read_file(Name),
- ComplTerm = binary_to_term(Bin3),
+ Bin2 = term_to_binary(NullTerm),
+ ok = do_read_write_file(Name, Bin2),
%% Try reading a nonexistent file
Name2 = filename:join(RootDir,
@@ -519,25 +510,42 @@ read_write_file(Config) when is_list(Config) ->
{error, enoent} = ?FILE_MODULE:read_file(''),
%% Try writing to a bad filename
- {error, enoent} =
- ?FILE_MODULE:write_file("",term_to_binary(NullTerm)),
+ {error, enoent} = do_read_write_file("", Bin2),
%% Try writing something else than a binary
- {error, badarg} = ?FILE_MODULE:write_file(Name,{1,2,3}),
- {error, badarg} = ?FILE_MODULE:write_file(Name,self()),
+ {error, badarg} = do_read_write_file(Name, {1,2,3}),
+ {error, badarg} = do_read_write_file(Name, self()),
%% Some non-term binaries
- ok = ?FILE_MODULE:write_file(Name,[]),
- {ok,Bin4} = ?FILE_MODULE:read_file(Name),
- 0 = byte_size(Bin4),
+ ok = do_read_write_file(Name, []),
- ok = ?FILE_MODULE:write_file(Name,[Bin1,[],[[Bin2]]]),
- {ok,Bin5} = ?FILE_MODULE:read_file(Name),
- {Bin1,Bin2} = split_binary(Bin5,byte_size(Bin1)),
+ %% Write some iolists
+ ok = do_read_write_file(Name, [Bin1,[],[[Bin2]]]),
+ ok = do_read_write_file(Name, ["string",<<"binary">>]),
+ ok = do_read_write_file(Name, "pure string"),
[] = flush(),
ok.
+do_read_write_file(Name, Data) ->
+ case ?FILE_MODULE:write_file(Name, Data) of
+ ok ->
+ BinData = iolist_to_binary(Data),
+ {ok,BinData} = ?FILE_MODULE:read_file(Name),
+
+ ok = ?FILE_MODULE:write_file(Name, Data, []),
+ {ok,BinData} = ?FILE_MODULE:read_file(Name),
+
+ ok = ?FILE_MODULE:write_file(Name, Data, [raw]),
+ {ok,BinData} = ?FILE_MODULE:read_file(Name),
+
+ ok;
+ {error,_}=Res ->
+ Res = ?FILE_MODULE:write_file(Name, Data, []),
+ Res = ?FILE_MODULE:write_file(Name, Data, [raw]),
+ Res
+ end.
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/lib/kernel/test/gen_tcp_api_SUITE.erl b/lib/kernel/test/gen_tcp_api_SUITE.erl
index 77ec89b4f4..92a74465b7 100644
--- a/lib/kernel/test/gen_tcp_api_SUITE.erl
+++ b/lib/kernel/test/gen_tcp_api_SUITE.erl
@@ -38,7 +38,7 @@
t_local_basic/1, t_local_unbound/1, t_local_fdopen/1,
t_local_fdopen_listen/1, t_local_fdopen_listen_unbound/1,
t_local_fdopen_connect/1, t_local_fdopen_connect_unbound/1,
- t_local_abstract/1]).
+ t_local_abstract/1, t_accept_inet6_tclass/1]).
-export([getsockfd/0,closesockfd/1]).
@@ -50,6 +50,7 @@ all() ->
[{group, t_accept}, {group, t_connect}, {group, t_recv},
t_shutdown_write, t_shutdown_both, t_shutdown_error,
t_shutdown_async, t_fdopen, t_fdconnect, t_implicit_inet6,
+ t_accept_inet6_tclass,
{group, t_local}].
groups() ->
@@ -521,6 +522,24 @@ local_handshake(S, SAddr, C, CAddr) ->
SData = ok(gen_tcp:recv(C, length(SData))),
ok.
+t_accept_inet6_tclass(Config) when is_list(Config) ->
+ TClassOpt = {tclass,8#56 bsl 2}, % Expedited forwarding
+ case gen_tcp:listen(0, [inet6,TClassOpt]) of
+ {ok,L} ->
+ LPort = ok(inet:port(L)),
+ Loopback = {0,0,0,0,0,0,0,1},
+ Sa = ok(gen_tcp:connect(Loopback, LPort, [])),
+ Sb = ok(gen_tcp:accept(L)),
+ [TClassOpt] = ok(inet:getopts(Sb, [tclass])),
+ ok = gen_tcp:close(Sb),
+ ok = gen_tcp:close(Sa),
+ ok = gen_tcp:close(L),
+ ok;
+ {error,_} ->
+ {skip,"IPv6 TCLASS not supported"}
+ end.
+
+
%%% Utilities
%% Calls M:F/length(A), which should return a timeout error, and complete
diff --git a/lib/kernel/vsn.mk b/lib/kernel/vsn.mk
index cdd200a234..d3b2d18ae5 100644
--- a/lib/kernel/vsn.mk
+++ b/lib/kernel/vsn.mk
@@ -1 +1 @@
-KERNEL_VSN = 5.0.2
+KERNEL_VSN = 5.1
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-21 12:44:19 +0000