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-rw-r--r--erts/epmd/src/Makefile.in37
-rw-r--r--erts/epmd/src/epmd.c2
-rw-r--r--erts/epmd/src/epmd_int.h18
-rw-r--r--erts/epmd/src/epmd_srv.c11
-rw-r--r--erts/epmd/test/epmd_SUITE.erl60
5 files changed, 58 insertions, 70 deletions
diff --git a/erts/epmd/src/Makefile.in b/erts/epmd/src/Makefile.in
index b6e3ba7762..1266be44cb 100644
--- a/erts/epmd/src/Makefile.in
+++ b/erts/epmd/src/Makefile.in
@@ -19,10 +19,6 @@
#
include $(ERL_TOP)/make/target.mk
-ifeq ($(findstring ose,$(TARGET)),ose)
-include $(ERL_TOP)/make/$(TARGET)/ose_lm.mk
-endif
-
ifeq ($(TYPE),debug)
PURIFY =
TYPEMARKER = .debug
@@ -32,21 +28,13 @@ else
ifeq ($(TYPE),purify)
PURIFY = purify
TYPEMARKER =
-ifeq ($(findstring ose,$(TARGET)),ose)
- TYPE_FLAGS = -DPURIFY
-else
- TYPE_FLAGS = -O2 -DPURIFY
-endif
+TYPE_FLAGS = -O2 -DPURIFY
else
override TYPE = opt
PURIFY =
TYPEMARKER =
-ifeq ($(findstring ose,$(TARGET)),ose)
- TYPE_FLAGS =
-else
- TYPE_FLAGS = -O2
-endif
+TYPE_FLAGS = -O2
endif
endif
@@ -68,13 +56,9 @@ else
ifeq ($(findstring vxworks,$(TARGET)),vxworks)
ERTS_INTERNAL_LIBS=-L../../lib/internal/$(TARGET) -lerts_internal$(ERTS_LIB_TYPEMARKER) @ERTS_INTERNAL_X_LIBS@
else
-ifeq ($(findstring ose,$(TARGET)),ose)
-ERTS_INTERNAL_LIBS=-L../../lib/internal/$(TARGET) -lerts_internal$(ERTS_LIB_TYPEMARKER) @ERTS_INTERNAL_X_LIBS@
-else
ERTS_INTERNAL_LIBS=-L../../lib/internal/$(TARGET) -lerts_internal$(ERTS_LIB_TYPEMARKER) @ERTS_INTERNAL_X_LIBS@ -lm
endif
endif
-endif
ERTS_LIB = $(ERL_TOP)/erts/lib_src/obj/$(TARGET)/$(TYPE)/MADE
@@ -82,11 +66,7 @@ CC = @CC@
WFLAGS = @WFLAGS@
CFLAGS = @CFLAGS@ @DEFS@ $(TYPE_FLAGS) $(WFLAGS) $(ERTS_INCL)
LD = @LD@
-ifeq ($(findstring ose,$(TARGET)),ose)
-LIBS = $(ERTS_INTERNAL_LIBS) @LIBS@
-else
LIBS = @LIBS@ @SYSTEMD_DAEMON_LIBS@ $(ERTS_INTERNAL_LIBS)
-endif
LDFLAGS = @LDFLAGS@
@@ -135,25 +115,12 @@ clean:
rm -f *.o
rm -f *~ core
-ifeq ($(findstring ose,$(TARGET)),ose)
-$(OBJDIR)/ose_confd.o: $(OSE_CONFD)
- $(V_CC) $(CFLAGS) -o $@ -c $<
-$(OBJDIR)/crt0_lm.o: $(CRT0_LM)
- $(V_CC) $(CFLAGS) -o $@ -c $<
-OSE_LM_OBJS += $(OBJDIR)/ose_confd.o $(OBJDIR)/crt0_lm.o
-endif
-
#
# Objects & executables
#
-ifeq ($(findstring ose,$(TARGET)),ose)
-$(BINDIR)/$(EPMD): $(EPMD_OBJS) $(ERTS_LIB) $(OSE_LM_OBJS)
- $(call build-ose-load-module, $@, $(EPMD_OBJS) $(OSE_LM_OBJS), $(LIBS), $(EPMD_LMCONF))
-else
$(BINDIR)/$(EPMD): $(EPMD_OBJS) $(ERTS_LIB)
$(ld_verbose)$(PURIFY) $(LD) $(LDFLAGS) -o $@ $(EPMD_OBJS) $(LIBS)
-endif
$(OBJDIR)/%.o: %.c epmd.h epmd_int.h
$(V_CC) $(CFLAGS) $(EPMD_FLAGS) -o $@ -c $<
diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c
index 63ec18d939..21ce4e52b0 100644
--- a/erts/epmd/src/epmd.c
+++ b/erts/epmd/src/epmd.c
@@ -397,7 +397,7 @@ static void run_daemon(EpmdVars *g)
}
#endif
-#if defined(VXWORKS) || defined(__OSE__)
+#if defined(VXWORKS)
static void run_daemon(EpmdVars *g)
{
run(g);
diff --git a/erts/epmd/src/epmd_int.h b/erts/epmd/src/epmd_int.h
index 26100afc93..e222abb4b7 100644
--- a/erts/epmd/src/epmd_int.h
+++ b/erts/epmd/src/epmd_int.h
@@ -37,13 +37,6 @@
#define DONT_USE_MAIN
#endif
-#ifdef __OSE__
-# define NO_DAEMON
-# define NO_SYSLOG
-# define NO_SYSCONF
-# define NO_FCNTL
-#endif
-
/* ************************************************************************ */
/* Standard includes */
@@ -100,12 +93,7 @@
#endif /* ! WIN32 */
#include <ctype.h>
-
-#if !defined(__OSE__)
-# include <signal.h>
-#endif
-
-
+#include <signal.h>
#include <errno.h>
#ifdef HAVE_SYSLOG_H
@@ -122,10 +110,6 @@
#include <stdarg.h>
-#ifdef __OSE__
-# include "sys/select.h"
-#endif
-
#ifdef HAVE_SYSTEMD_DAEMON
# include <systemd/sd-daemon.h>
#endif /* HAVE_SYSTEMD_DAEMON */
diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c
index 8c8d7304f2..fb8cae05df 100644
--- a/erts/epmd/src/epmd_srv.c
+++ b/erts/epmd/src/epmd_srv.c
@@ -30,11 +30,6 @@
# define INADDR_NONE 0xffffffff
#endif
-#if defined(__OSE__)
-# include "sys/ioctl.h"
-# define sleep(x) delay(x*1000)
-#endif
-
/*
*
* This server is a local name server for Erlang nodes. Erlang nodes can
@@ -315,7 +310,7 @@ void run(EpmdVars *g)
}
#endif /* HAVE_SYSTEMD_DAEMON */
-#if !defined(__WIN32__) && !defined(__OSE__)
+#if !defined(__WIN32__)
/* We ignore the SIGPIPE signal that is raised when we call write
twice on a socket closed by the other end. */
signal(SIGPIPE, SIG_IGN);
@@ -700,11 +695,9 @@ static void do_request(g, fd, s, buf, bsize)
put_int16(node->creation, wbuf+2);
}
- if (g->delay_write) /* Test of busy server */
- sleep(g->delay_write);
-
if (reply(g, fd, wbuf, 4) != 4)
{
+ node_unreg(g, name);
dbg_tty_printf(g,1,"** failed to send ALIVE2_RESP for \"%s\"",
name);
return;
diff --git a/erts/epmd/test/epmd_SUITE.erl b/erts/epmd/test/epmd_SUITE.erl
index e8bbfdbb18..0c8f01ef6b 100644
--- a/erts/epmd/test/epmd_SUITE.erl
+++ b/erts/epmd/test/epmd_SUITE.erl
@@ -18,7 +18,7 @@
%% %CopyrightEnd%
%%
-module(epmd_SUITE).
--include_lib("test_server/include/test_server.hrl").
+-include_lib("common_test/include/ct.hrl").
-include_lib("kernel/include/file.hrl").
@@ -76,7 +76,9 @@
buffer_overrun_2/1,
no_nonlocal_register/1,
no_nonlocal_kill/1,
- no_live_killing/1
+ no_live_killing/1,
+
+ socket_reset_before_alive2_reply_is_written/1
]).
@@ -123,7 +125,8 @@ all() ->
returns_valid_populated_extra_with_nulls,
names_stdout,
{group, buffer_overrun}, no_nonlocal_register,
- no_nonlocal_kill, no_live_killing].
+ no_nonlocal_kill, no_live_killing,
+ socket_reset_before_alive2_reply_is_written].
groups() ->
[{buffer_overrun, [],
@@ -243,11 +246,7 @@ register_node(Name,Port) ->
register_node_v2(Port,$M,0,5,5,Name,"").
register_node_v2(Port, NodeType, Prot, HVsn, LVsn, Name, Extra) ->
- Utf8Name = unicode:characters_to_binary(Name),
- Req = [?EPMD_ALIVE2_REQ, put16(Port), NodeType, Prot,
- put16(HVsn), put16(LVsn),
- put16(size(Utf8Name)), binary_to_list(Utf8Name),
- size16(Extra), Extra],
+ Req = alive2_req(Port, NodeType, Prot, HVsn, LVsn, Name, Extra),
case send_req(Req) of
{ok,Sock} ->
case recv(Sock,4) of
@@ -938,6 +937,42 @@ no_live_killing(Config) when is_list(Config) ->
?line close(Sock3),
ok.
+socket_reset_before_alive2_reply_is_written(doc) ->
+ ["Check for regression - don't make zombie from node which "
+ "sends TCP RST at wrong time"];
+socket_reset_before_alive2_reply_is_written(suite) ->
+ [];
+socket_reset_before_alive2_reply_is_written(Config) when is_list(Config) ->
+ %% - delay_write for easier triggering of race condition
+ %% - relaxed_command_check for gracefull shutdown of epmd even if there
+ %% is stuck node.
+ ?line ok = epmdrun("-delay_write 1 -relaxed_command_check"),
+
+ %% We can't use send_req/1 directly as we want to do inet:setopts/2
+ %% on our socket.
+ ?line {ok, Sock} = connect(),
+
+ %% Issuing close/1 on such socket will result in immediate RST packet.
+ ?line ok = inet:setopts(Sock, [{linger, {true, 0}}]),
+
+ Req = alive2_req(4711, 77, 0, 5, 5, "test", []),
+ ?line ok = send(Sock, [size16(Req), Req]),
+
+ timer:sleep(500), %% Wait for the first 1/2 of delay_write before closing
+ ?line ok = close(Sock),
+
+ timer:sleep(500 + ?SHORT_PAUSE), %% Wait for the other 1/2 of delay_write
+
+ %% Wait another delay_write interval, due to delay doubling in epmd.
+ %% Should be removed when this is issue is fixed there.
+ timer:sleep(1000),
+
+ ?line {ok, SockForNames} = connect_active(),
+
+ %% And there should be no stuck nodes
+ ?line {ok, []} = do_get_names(SockForNames),
+ ?line ok = close(SockForNames),
+ ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Terminate all tests with killing epmd.
@@ -1200,3 +1235,12 @@ flat_count([_|T], N) ->
flat_count(T, N);
flat_count([], N) -> N.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+alive2_req(Port, NodeType, Prot, HVsn, LVsn, Name, Extra) ->
+ Utf8Name = unicode:characters_to_binary(Name),
+ [?EPMD_ALIVE2_REQ, put16(Port), NodeType, Prot,
+ put16(HVsn), put16(LVsn),
+ put16(size(Utf8Name)), binary_to_list(Utf8Name),
+ size16(Extra), Extra].
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 14:10:58 +0000