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authorSverker Eriksson <[email protected]>2017-08-30 20:55:08 +0200
committerSverker Eriksson <[email protected]>2017-08-30 20:55:08 +0200
commit7c67bbddb53c364086f66260701bc54a61c9659c (patch)
tree92ab0d4b91d5e2f6e7a3f9d61ea25089e8a71fe0 /erts/epmd
parent97dc5e7f396129222419811c173edc7fa767b0f8 (diff)
parent3b7a6ffddc819bf305353a593904cea9e932e7dc (diff)
downloadotp-7c67bbddb53c364086f66260701bc54a61c9659c.tar.gz
otp-7c67bbddb53c364086f66260701bc54a61c9659c.tar.bz2
otp-7c67bbddb53c364086f66260701bc54a61c9659c.zip
Merge tag 'OTP-19.0' into sverker/19/binary_to_atom-utf8-crash/ERL-474/OTP-14590
Diffstat (limited to 'erts/epmd')
-rw-r--r--erts/epmd/Makefile23
-rw-r--r--erts/epmd/epmd.mk23
-rw-r--r--erts/epmd/src/Makefile23
-rw-r--r--erts/epmd/src/Makefile.in38
-rw-r--r--erts/epmd/src/epmd.c63
-rw-r--r--erts/epmd/src/epmd.h23
-rw-r--r--erts/epmd/src/epmd_cli.c57
-rw-r--r--erts/epmd/src/epmd_int.h100
-rw-r--r--erts/epmd/src/epmd_srv.c280
-rw-r--r--erts/epmd/test/Makefile21
-rw-r--r--erts/epmd/test/epmd_SUITE.erl1252
11 files changed, 1027 insertions, 876 deletions
diff --git a/erts/epmd/Makefile b/erts/epmd/Makefile
index 4c1af393ac..d3308ddedc 100644
--- a/erts/epmd/Makefile
+++ b/erts/epmd/Makefile
@@ -1,18 +1,19 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1998-2009. All Rights Reserved.
+# Copyright Ericsson AB 1998-2016. All Rights Reserved.
#
-# The contents of this file are subject to the Erlang Public License,
-# Version 1.1, (the "License"); you may not use this file except in
-# compliance with the License. You should have received a copy of the
-# Erlang Public License along with this software. If not, it can be
-# retrieved online at http://www.erlang.org/.
-#
-# Software distributed under the License is distributed on an "AS IS"
-# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-# the License for the specific language governing rights and limitations
-# under the License.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
#
# %CopyrightEnd%
#
diff --git a/erts/epmd/epmd.mk b/erts/epmd/epmd.mk
index a73f4bc077..b1fd04dc04 100644
--- a/erts/epmd/epmd.mk
+++ b/erts/epmd/epmd.mk
@@ -1,18 +1,19 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1998-2009. All Rights Reserved.
+# Copyright Ericsson AB 1998-2016. All Rights Reserved.
#
-# The contents of this file are subject to the Erlang Public License,
-# Version 1.1, (the "License"); you may not use this file except in
-# compliance with the License. You should have received a copy of the
-# Erlang Public License along with this software. If not, it can be
-# retrieved online at http://www.erlang.org/.
-#
-# Software distributed under the License is distributed on an "AS IS"
-# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-# the License for the specific language governing rights and limitations
-# under the License.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
#
# %CopyrightEnd%
#
diff --git a/erts/epmd/src/Makefile b/erts/epmd/src/Makefile
index 7d586c7438..4ae13fe05a 100644
--- a/erts/epmd/src/Makefile
+++ b/erts/epmd/src/Makefile
@@ -1,18 +1,19 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1998-2009. All Rights Reserved.
+# Copyright Ericsson AB 1998-2016. All Rights Reserved.
#
-# The contents of this file are subject to the Erlang Public License,
-# Version 1.1, (the "License"); you may not use this file except in
-# compliance with the License. You should have received a copy of the
-# Erlang Public License along with this software. If not, it can be
-# retrieved online at http://www.erlang.org/.
-#
-# Software distributed under the License is distributed on an "AS IS"
-# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-# the License for the specific language governing rights and limitations
-# under the License.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
#
# %CopyrightEnd%
#
diff --git a/erts/epmd/src/Makefile.in b/erts/epmd/src/Makefile.in
index e94674e6f4..da4370d5f9 100644
--- a/erts/epmd/src/Makefile.in
+++ b/erts/epmd/src/Makefile.in
@@ -1,24 +1,24 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1998-2012. All Rights Reserved.
+# Copyright Ericsson AB 1998-2016. All Rights Reserved.
#
-# The contents of this file are subject to the Erlang Public License,
-# Version 1.1, (the "License"); you may not use this file except in
-# compliance with the License. You should have received a copy of the
-# Erlang Public License along with this software. If not, it can be
-# retrieved online at http://www.erlang.org/.
-#
-# Software distributed under the License is distributed on an "AS IS"
-# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-# the License for the specific language governing rights and limitations
-# under the License.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
#
# %CopyrightEnd%
#
include $(ERL_TOP)/make/target.mk
-
ifeq ($(TYPE),debug)
PURIFY =
TYPEMARKER = .debug
@@ -28,21 +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
@@ -74,7 +66,7 @@ CC = @CC@
WFLAGS = @WFLAGS@
CFLAGS = @CFLAGS@ @DEFS@ $(TYPE_FLAGS) $(WFLAGS) $(ERTS_INCL)
LD = @LD@
-LIBS = @LIBS@ $(ERTS_INTERNAL_LIBS)
+LIBS = @LIBS@ @SYSTEMD_DAEMON_LIBS@ $(ERTS_INTERNAL_LIBS)
LDFLAGS = @LDFLAGS@
diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c
index 94bb74c876..44e997e609 100644
--- a/erts/epmd/src/epmd.c
+++ b/erts/epmd/src/epmd.c
@@ -2,18 +2,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -28,7 +29,7 @@
#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#endif
-
+#include <time.h>
/* forward declarations */
static void usage(EpmdVars *);
@@ -52,7 +53,7 @@ static int epmd_main(int, char **, int);
int epmd_dbg(int level,int port) /* Utility to debug epmd... */
{
- char* argv[MAX_DEBUG+2];
+ char* argv[MAX_DEBUG+4];
char ibuff[100];
int argc = 0;
@@ -175,6 +176,9 @@ int main(int argc, char** argv)
g->nodes.reg = g->nodes.unreg = g->nodes.unreg_tail = NULL;
g->nodes.unreg_count = 0;
g->active_conn = 0;
+#ifdef HAVE_SYSTEMD_DAEMON
+ g->is_systemd = 0;
+#endif /* HAVE_SYSTEMD_DAEMON */
for (i = 0; i < MAX_LISTEN_SOCKETS; i++)
g->listenfd[i] = -1;
@@ -248,8 +252,12 @@ int main(int argc, char** argv)
else
usage(g);
epmd_cleanup_exit(g,0);
- }
- else
+#ifdef HAVE_SYSTEMD_DAEMON
+ } else if (strcmp(argv[0], "-systemd") == 0) {
+ g->is_systemd = 1;
+ argv++; argc--;
+#endif /* HAVE_SYSTEMD_DAEMON */
+ } else
usage(g);
}
dbg_printf(g,1,"epmd running - daemon = %d",g->is_daemon);
@@ -286,7 +294,7 @@ static void run_daemon(EpmdVars *g)
/* fork to make sure first child is not a process group leader */
if (( child_pid = fork()) < 0)
{
-#ifndef NO_SYSLOG
+#ifdef HAVE_SYSLOG_H
syslog(LOG_ERR,"erlang mapper daemon cant fork %m");
#endif
epmd_cleanup_exit(g,1);
@@ -312,7 +320,7 @@ static void run_daemon(EpmdVars *g)
if ((child_pid = fork()) < 0)
{
-#ifndef NO_SYSLOG
+#ifdef HAVE_SYSLOG_H
syslog(LOG_ERR,"erlang mapper daemon cant fork 2'nd time %m");
#endif
epmd_cleanup_exit(g,1);
@@ -335,10 +343,10 @@ static void run_daemon(EpmdVars *g)
for (fd = 0; fd < g->max_conn ; fd++) /* close all files ... */
close(fd);
/* Syslog on linux will try to write to whatever if we dont
- inform it of that the log is closed. */
+ inform it that the log is closed. */
closelog();
- /* These chouldn't be needed but for safety... */
+ /* These shouldn't be needed but for safety... */
open("/dev/null", O_RDONLY); /* Order is important! */
open("/dev/null", O_WRONLY);
@@ -379,7 +387,7 @@ static void run_daemon(EpmdVars *g)
close(1);
close(2);
- /* These chouldn't be needed but for safety... */
+ /* These shouldn't be needed but for safety... */
open("nul", O_RDONLY);
open("nul", O_WRONLY);
@@ -454,6 +462,11 @@ static void usage(EpmdVars *g)
fprintf(stderr, " Forcibly unregisters a name with epmd\n");
fprintf(stderr, " (only allowed if -relaxed_command_check was given when \n");
fprintf(stderr, " epmd was started).\n");
+#ifdef HAVE_SYSTEMD_DAEMON
+ fprintf(stderr, " -systemd\n");
+ fprintf(stderr, " Wait for socket from systemd. The option makes sense\n");
+ fprintf(stderr, " when started from .socket unit.\n");
+#endif /* HAVE_SYSTEMD_DAEMON */
epmd_cleanup_exit(g,1);
}
@@ -483,7 +496,7 @@ static void dbg_gen_printf(int onsyslog,int perr,int from_level,
if (g->is_daemon)
{
-#ifndef NO_SYSLOG
+#ifdef HAVE_SYSLOG_H
if (onsyslog)
{
erts_vsnprintf(buf, DEBUG_BUFFER_SIZE, format, args);
@@ -577,9 +590,13 @@ void epmd_cleanup_exit(EpmdVars *g, int exitval)
for(i=0; g->argv[i] != NULL; ++i)
free(g->argv[i]);
free(g->argv);
- }
-
-
+ }
+#ifdef HAVE_SYSTEMD_DAEMON
+ if (g->is_systemd){
+ sd_notifyf(0, "STATUS=Exited.\n"
+ "ERRNO=%i", exitval);
+ }
+#endif /* HAVE_SYSTEMD_DAEMON */
exit(exitval);
}
diff --git a/erts/epmd/src/epmd.h b/erts/epmd/src/epmd.h
index 5d6e9ac165..cffcd4ae7a 100644
--- a/erts/epmd/src/epmd.h
+++ b/erts/epmd/src/epmd.h
@@ -1,18 +1,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2010. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
- *
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
diff --git a/erts/epmd/src/epmd_cli.c b/erts/epmd/src/epmd_cli.c
index 8817bde8d7..6fd27d46ea 100644
--- a/erts/epmd/src/epmd_cli.c
+++ b/erts/epmd/src/epmd_cli.c
@@ -1,18 +1,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
- *
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -118,7 +119,7 @@ void epmd_call(EpmdVars *g,int what)
if (!g->silent) {
rval = erts_snprintf(buf, OUTBUF_SIZE,
"epmd: up and running on port %d with data:\n", j);
- write(1, buf, rval);
+ fwrite(buf, 1, rval, stdout);
}
while(1) {
if ((rval = read(fd,buf,OUTBUF_SIZE)) <= 0) {
@@ -126,7 +127,7 @@ void epmd_call(EpmdVars *g,int what)
epmd_cleanup_exit(g,0);
}
if (!g->silent)
- write(1, buf, rval); /* Potentially UTF-8 encoded */
+ fwrite(buf, 1, rval, stdout); /* Potentially UTF-8 encoded */
}
}
@@ -135,19 +136,33 @@ void epmd_call(EpmdVars *g,int what)
static int conn_to_epmd(EpmdVars *g)
{
struct EPMD_SOCKADDR_IN address;
+ size_t salen = 0;
int connect_sock;
-
- connect_sock = socket(FAMILY, SOCK_STREAM, 0);
- if (connect_sock<0)
- goto error;
+ unsigned short sport = g->port;
+
+#if defined(EPMD6)
+ SET_ADDR6(address, in6addr_loopback, sport);
+ salen = sizeof(struct sockaddr_in6);
+
+ connect_sock = socket(AF_INET6, SOCK_STREAM, 0);
+ if (connect_sock>=0) {
- { /* store port number in unsigned short */
- unsigned short sport = g->port;
- SET_ADDR(address, EPMD_ADDR_LOOPBACK, sport);
+ if (connect(connect_sock, (struct sockaddr*)&address, salen) == 0)
+ return connect_sock;
+
+ close(connect_sock);
}
+#endif
+ SET_ADDR(address, htonl(INADDR_LOOPBACK), sport);
+ salen = sizeof(struct sockaddr_in);
+
+ connect_sock = socket(AF_INET, SOCK_STREAM, 0);
+ if (connect_sock<0)
+ goto error;
- if (connect(connect_sock, (struct sockaddr*)&address, sizeof address) < 0)
+ if (connect(connect_sock, (struct sockaddr*)&address, salen) < 0)
goto error;
+
return connect_sock;
error:
diff --git a/erts/epmd/src/epmd_int.h b/erts/epmd/src/epmd_int.h
index ac354dcc78..ed9bbdb8cd 100644
--- a/erts/epmd/src/epmd_int.h
+++ b/erts/epmd/src/epmd_int.h
@@ -2,18 +2,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -25,13 +26,11 @@
definitions ourselves */
#ifdef __WIN32__
-#define NO_SYSLOG
#define NO_SYSCONF
#define NO_DAEMON
#endif
#ifdef VXWORKS
-#define NO_SYSLOG
#define NO_SYSCONF
#define NO_DAEMON
#define NO_FCNTL
@@ -49,6 +48,7 @@
# ifndef WINDOWS_H_INCLUDES_WINSOCK2_H
# include <winsock2.h>
# endif
+# include <ws2tcpip.h>
# include <windows.h>
# include <process.h>
#endif
@@ -95,10 +95,9 @@
#include <ctype.h>
#include <signal.h>
-
#include <errno.h>
-#ifndef NO_SYSLOG
+#ifdef HAVE_SYSLOG_H
# include <syslog.h>
#endif
@@ -112,6 +111,14 @@
#include <stdarg.h>
+#ifdef HAVE_SYSTEMD_DAEMON
+# include <systemd/sd-daemon.h>
+#endif /* HAVE_SYSTEMD_DAEMON */
+
+#if defined(HAVE_IN6) && defined(AF_INET6) && defined(HAVE_INET_PTON)
+# define EPMD6
+#endif
+
/* ************************************************************************ */
/* Replace some functions by others by making the function name a macro */
@@ -165,33 +172,53 @@
/* ************************************************************************ */
/* Macros that let us use IPv6 */
-#if defined(HAVE_IN6) && defined(AF_INET6) && defined(EPMD6)
+#if HAVE_IN6
+# if ! defined(HAVE_IN6ADDR_ANY) || ! HAVE_IN6ADDR_ANY
+# if HAVE_DECL_IN6ADDR_ANY_INIT
+static const struct in6_addr in6addr_any = { { IN6ADDR_ANY_INIT } };
+# else
+static const struct in6_addr in6addr_any =
+ { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } };
+# endif /* HAVE_IN6ADDR_ANY_INIT */
+# endif /* ! HAVE_DECL_IN6ADDR_ANY */
+
+# if ! defined(HAVE_IN6ADDR_LOOPBACK) || ! HAVE_IN6ADDR_LOOPBACK
+# if HAVE_DECL_IN6ADDR_LOOPBACK_INIT
+static const struct in6_addr in6addr_loopback =
+ { { IN6ADDR_LOOPBACK_INIT } };
+# else
+static const struct in6_addr in6addr_loopback =
+ { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } };
+# endif /* HAVE_IN6ADDR_LOOPBACK_INIT */
+# endif /* ! HAVE_DECL_IN6ADDR_LOOPBACK */
+#endif /* HAVE_IN6 */
+
+#define IS_ADDR_LOOPBACK(addr) ((addr).s_addr == htonl(INADDR_LOOPBACK))
+
+#if defined(EPMD6)
-#define EPMD_SOCKADDR_IN sockaddr_in6
-#define EPMD_IN_ADDR in6_addr
-#define EPMD_S_ADDR s6_addr
-#define EPMD_ADDR_LOOPBACK in6addr_loopback.s6_addr
-#define EPMD_ADDR_ANY in6addr_any.s6_addr
+#define EPMD_SOCKADDR_IN sockaddr_storage
#define FAMILY AF_INET6
-#define SET_ADDR(dst, addr, port) do { \
- memset((char*)&(dst), 0, sizeof(dst)); \
- memcpy((char*)&(dst).sin6_addr.s6_addr, (char*)&(addr), 16); \
- (dst).sin6_family = AF_INET6; \
- (dst).sin6_flowinfo = 0; \
- (dst).sin6_port = htons(port); \
+#define SET_ADDR6(dst, addr, port) do { \
+ struct sockaddr_in6 *sa = (struct sockaddr_in6 *)&(dst); \
+ memset(sa, 0, sizeof(dst)); \
+ sa->sin6_family = AF_INET6; \
+ sa->sin6_addr = (addr); \
+ sa->sin6_port = htons(port); \
} while(0)
-#define IS_ADDR_LOOPBACK(addr) \
- (memcmp((addr).s6_addr, in6addr_loopback.s6_addr, 16) == 0)
+#define SET_ADDR(dst, addr, port) do { \
+ struct sockaddr_in *sa = (struct sockaddr_in *)&(dst); \
+ memset(sa, 0, sizeof(dst)); \
+ sa->sin_family = AF_INET; \
+ sa->sin_addr.s_addr = (addr); \
+ sa->sin_port = htons(port); \
+ } while(0)
#else /* Not IP v6 */
#define EPMD_SOCKADDR_IN sockaddr_in
-#define EPMD_IN_ADDR in_addr
-#define EPMD_S_ADDR s_addr
-#define EPMD_ADDR_LOOPBACK htonl(INADDR_LOOPBACK)
-#define EPMD_ADDR_ANY htonl(INADDR_ANY)
#define FAMILY AF_INET
#define SET_ADDR(dst, addr, port) do { \
@@ -201,8 +228,6 @@
(dst).sin_port = htons(port); \
} while(0)
-#define IS_ADDR_LOOPBACK(addr) ((addr).s_addr == htonl(INADDR_LOOPBACK))
-
#endif /* Not IP v6 */
/* ************************************************************************ */
@@ -212,8 +237,8 @@
#define EPMD_TRUE 1
/* If no activity we let select() return every IDLE_TIMEOUT second
- A file descriptor that are idle for CLOSE_TIMEOUT seconds and
- isn't a ALIVE socket is probably hanging and we close it */
+ A file descriptor that has been idle for CLOSE_TIMEOUT seconds and
+ isn't an ALIVE socket has probably hanged and should be closed */
#define IDLE_TIMEOUT 5
#define CLOSE_TIMEOUT 60
@@ -323,6 +348,9 @@ typedef struct {
int listenfd[MAX_LISTEN_SOCKETS];
char *addresses;
char **argv;
+#ifdef HAVE_SYSTEMD_DAEMON
+ int is_systemd;
+#endif /* HAVE_SYSTEMD_DAEMON */
} EpmdVars;
void dbg_printf(EpmdVars*,int,const char*,...);
diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c
index 90df7cc25a..66c10a65bc 100644
--- a/erts/epmd/src/epmd_srv.c
+++ b/erts/epmd/src/epmd_srv.c
@@ -2,18 +2,19 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2013. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2016. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -70,6 +71,7 @@ static time_t current_time(EpmdVars*);
static Connection *conn_init(EpmdVars*);
static int conn_open(EpmdVars*,int);
+static int conn_local_peer_check(EpmdVars*, int);
static int conn_close_fd(EpmdVars*,int);
static void node_init(EpmdVars*);
@@ -200,78 +202,133 @@ void run(EpmdVars *g)
{
struct EPMD_SOCKADDR_IN iserv_addr[MAX_LISTEN_SOCKETS];
int listensock[MAX_LISTEN_SOCKETS];
- int num_sockets;
+ int num_sockets = 0;
int i;
int opt;
unsigned short sport = g->port;
+ int bound = 0;
node_init(g);
g->conn = conn_init(g);
+#ifdef HAVE_SYSTEMD_DAEMON
+ if (g->is_systemd)
+ {
+ int n;
+
+ dbg_printf(g,2,"try to obtain sockets from systemd");
+
+ n = sd_listen_fds(0);
+ if (n < 0)
+ {
+ dbg_perror(g,"cannot obtain sockets from systemd");
+ epmd_cleanup_exit(g,1);
+ }
+ else if (n == 0)
+ {
+ dbg_tty_printf(g,0,"systemd provides no sockets");
+ epmd_cleanup_exit(g,1);
+ }
+ else if (n > MAX_LISTEN_SOCKETS)
+ {
+ dbg_tty_printf(g,0,"cannot listen on more than %d IP addresses", MAX_LISTEN_SOCKETS);
+ epmd_cleanup_exit(g,1);
+ }
+ num_sockets = n;
+ for (i = 0; i < num_sockets; i++)
+ {
+ g->listenfd[i] = listensock[i] = SD_LISTEN_FDS_START + i;
+ }
+ }
+ else
+ {
+#endif /* HAVE_SYSTEMD_DAEMON */
+
dbg_printf(g,2,"try to initiate listening port %d", g->port);
if (g->addresses != NULL && /* String contains non-separator characters if: */
g->addresses[strspn(g->addresses," ,")] != '\000')
{
- char *tmp;
- char *token;
- int loopback_ok = 0;
+ char *tmp = NULL;
+ char *token = NULL;
+
+ /* Always listen on the loopback. */
+ SET_ADDR(iserv_addr[num_sockets],htonl(INADDR_LOOPBACK),sport);
+ num_sockets++;
+#if defined(EPMD6)
+ SET_ADDR6(iserv_addr[num_sockets],in6addr_loopback,sport);
+ num_sockets++;
+#endif
- if ((tmp = (char *)malloc(strlen(g->addresses) + 1)) == NULL)
+ if ((tmp = strdup(g->addresses)) == NULL)
{
dbg_perror(g,"cannot allocate memory");
epmd_cleanup_exit(g,1);
}
- strcpy(tmp,g->addresses);
- for(token = strtok(tmp,", "), num_sockets = 0;
+ for(token = strtok(tmp,", ");
token != NULL;
- token = strtok(NULL,", "), num_sockets++)
+ token = strtok(NULL,", "))
{
- struct EPMD_IN_ADDR addr;
-#ifdef HAVE_INET_PTON
- int ret;
+ struct in_addr addr;
+#if defined(EPMD6)
+ struct in6_addr addr6;
+ struct sockaddr_storage *sa = &iserv_addr[num_sockets];
- if ((ret = inet_pton(FAMILY,token,&addr)) == -1)
+ if (inet_pton(AF_INET6,token,&addr6) == 1)
{
- dbg_perror(g,"cannot convert IP address to network format");
- epmd_cleanup_exit(g,1);
+ SET_ADDR6(iserv_addr[num_sockets],addr6,sport);
+ }
+ else if (inet_pton(AF_INET,token,&addr) == 1)
+ {
+ SET_ADDR(iserv_addr[num_sockets],addr.s_addr,sport);
+ }
+ else
+#else
+ if ((addr.s_addr = inet_addr(token)) != INADDR_NONE)
+ {
+ SET_ADDR(iserv_addr[num_sockets],addr.s_addr,sport);
}
- else if (ret == 0)
-#elif !defined(EPMD6)
- if ((addr.EPMD_S_ADDR = inet_addr(token)) == INADDR_NONE)
+ else
#endif
{
dbg_tty_printf(g,0,"cannot parse IP address \"%s\"",token);
epmd_cleanup_exit(g,1);
}
+#if defined(EPMD6)
+ if (sa->ss_family == AF_INET6 && IN6_IS_ADDR_LOOPBACK(&addr6))
+ continue;
+
+ if (sa->ss_family == AF_INET)
+#endif
if (IS_ADDR_LOOPBACK(addr))
- loopback_ok = 1;
+ continue;
+
+ num_sockets++;
- if (num_sockets - loopback_ok == MAX_LISTEN_SOCKETS - 1)
+ if (num_sockets >= MAX_LISTEN_SOCKETS)
{
dbg_tty_printf(g,0,"cannot listen on more than %d IP addresses",
MAX_LISTEN_SOCKETS);
epmd_cleanup_exit(g,1);
}
-
- SET_ADDR(iserv_addr[num_sockets],addr.EPMD_S_ADDR,sport);
}
free(tmp);
-
- if (!loopback_ok)
- {
- SET_ADDR(iserv_addr[num_sockets],EPMD_ADDR_LOOPBACK,sport);
- num_sockets++;
- }
}
else
{
- SET_ADDR(iserv_addr[0],EPMD_ADDR_ANY,sport);
- num_sockets = 1;
+ SET_ADDR(iserv_addr[num_sockets],htonl(INADDR_ANY),sport);
+ num_sockets++;
+#if defined(EPMD6)
+ SET_ADDR6(iserv_addr[num_sockets],in6addr_any,sport);
+ num_sockets++;
+#endif
+ }
+#ifdef HAVE_SYSTEMD_DAEMON
}
+#endif /* HAVE_SYSTEMD_DAEMON */
#if !defined(__WIN32__)
/* We ignore the SIGPIPE signal that is raised when we call write
@@ -289,15 +346,48 @@ void run(EpmdVars *g)
FD_ZERO(&g->orig_read_mask);
g->select_fd_top = 0;
+#ifdef HAVE_SYSTEMD_DAEMON
+ if (g->is_systemd)
+ for (i = 0; i < num_sockets; i++)
+ select_fd_set(g, listensock[i]);
+ else
+ {
+#endif /* HAVE_SYSTEMD_DAEMON */
for (i = 0; i < num_sockets; i++)
{
- if ((listensock[i] = socket(FAMILY,SOCK_STREAM,0)) < 0)
+ struct sockaddr *sa = (struct sockaddr *)&iserv_addr[i];
+#if defined(EPMD6)
+ size_t salen = (sa->sa_family == AF_INET6 ?
+ sizeof(struct sockaddr_in6) :
+ sizeof(struct sockaddr_in));
+#else
+ size_t salen = sizeof(struct sockaddr_in);
+#endif
+
+ if ((listensock[i] = socket(sa->sa_family,SOCK_STREAM,0)) < 0)
{
- dbg_perror(g,"error opening stream socket");
+ switch (errno) {
+ case EAFNOSUPPORT:
+ case EPROTONOSUPPORT:
+ continue;
+ default:
+ dbg_perror(g,"error opening stream socket");
+ epmd_cleanup_exit(g,1);
+ }
+ }
+ g->listenfd[bound++] = listensock[i];
+
+#if HAVE_DECL_IPV6_V6ONLY
+ opt = 1;
+ if (sa->sa_family == AF_INET6 &&
+ setsockopt(listensock[i],IPPROTO_IPV6,IPV6_V6ONLY,&opt,
+ sizeof(opt)) <0)
+ {
+ dbg_perror(g,"can't set IPv6 only socket option");
epmd_cleanup_exit(g,1);
}
- g->listenfd[i] = listensock[i];
-
+#endif
+
/*
* Note that we must not enable the SO_REUSEADDR on Windows,
* because addresses will be reused even if they are still in use.
@@ -329,8 +419,7 @@ void run(EpmdVars *g)
dbg_perror(g,"failed to set non-blocking mode of listening socket %d",
listensock[i]);
- if (bind(listensock[i], (struct sockaddr*) &iserv_addr[i],
- sizeof(iserv_addr[i])) < 0)
+ if (bind(listensock[i], (struct sockaddr*) &iserv_addr[i], salen) < 0)
{
if (errno == EADDRINUSE)
{
@@ -351,6 +440,19 @@ void run(EpmdVars *g)
}
select_fd_set(g, listensock[i]);
}
+ if (bound == 0) {
+ dbg_perror(g,"unable to bind any address");
+ epmd_cleanup_exit(g,1);
+ }
+ num_sockets = bound;
+#ifdef HAVE_SYSTEMD_DAEMON
+ }
+ if (g->is_systemd) {
+ sd_notifyf(0, "READY=1\n"
+ "STATUS=Processing port mapping requests...\n"
+ "MAINPID=%lu", (unsigned long) getpid());
+ }
+#endif /* HAVE_SYSTEMD_DAEMON */
dbg_tty_printf(g,2,"entering the main select() loop");
@@ -389,8 +491,8 @@ void run(EpmdVars *g)
}
for (i = 0; i < num_sockets; i++)
- if (FD_ISSET(listensock[i],&read_mask)) {
- if (do_accept(g, listensock[i]) && g->active_conn < g->max_conn) {
+ if (FD_ISSET(g->listenfd[i],&read_mask)) {
+ if (do_accept(g, g->listenfd[i]) && g->active_conn < g->max_conn) {
/*
* The accept() succeeded, and we have at least one file
* descriptor still free, which means that another accept()
@@ -645,11 +747,9 @@ 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;
@@ -952,15 +1052,6 @@ static int conn_open(EpmdVars *g,int fd)
for (i = 0; i < g->max_conn; i++) {
if (g->conn[i].open == EPMD_FALSE) {
- struct sockaddr_in si;
- struct sockaddr_in di;
-#ifdef HAVE_SOCKLEN_T
- socklen_t st;
-#else
- int st;
-#endif
- st = sizeof(si);
-
g->active_conn++;
s = &g->conn[i];
@@ -971,20 +1062,7 @@ static int conn_open(EpmdVars *g,int fd)
s->open = EPMD_TRUE;
s->keep = EPMD_FALSE;
- /* Determine if connection is from localhost */
- if (getpeername(s->fd,(struct sockaddr*) &si,&st) ||
- st < sizeof(si)) {
- /* Failure to get peername is regarded as non local host */
- s->local_peer = EPMD_FALSE;
- } else {
- /* Only 127.x.x.x and connections from the host's IP address
- allowed, no false positives */
- s->local_peer =
- (((((unsigned) ntohl(si.sin_addr.s_addr)) & 0xFF000000U) ==
- 0x7F000000U) ||
- (getsockname(s->fd,(struct sockaddr*) &di,&st) ?
- EPMD_FALSE : si.sin_addr.s_addr == di.sin_addr.s_addr));
- }
+ s->local_peer = conn_local_peer_check(g, s->fd);
dbg_tty_printf(g,2,(s->local_peer) ? "Local peer connected" :
"Non-local peer connected");
@@ -992,7 +1070,7 @@ static int conn_open(EpmdVars *g,int fd)
s->got = 0;
s->mod_time = current_time(g); /* Note activity */
- s->buf = (char *)malloc(INBUF_SIZE);
+ s->buf = malloc(INBUF_SIZE);
if (s->buf == NULL) {
dbg_printf(g,0,"epmd: Insufficient memory");
@@ -1010,6 +1088,60 @@ static int conn_open(EpmdVars *g,int fd)
return EPMD_FALSE;
}
+static int conn_local_peer_check(EpmdVars *g, int fd)
+{
+ struct EPMD_SOCKADDR_IN si;
+ struct EPMD_SOCKADDR_IN di;
+
+ struct sockaddr_in *si4 = (struct sockaddr_in *)&si;
+ struct sockaddr_in *di4 = (struct sockaddr_in *)&di;
+
+#if defined(EPMD6)
+ struct sockaddr_in6 *si6 = (struct sockaddr_in6 *)&si;
+ struct sockaddr_in6 *di6 = (struct sockaddr_in6 *)&di;
+#endif
+
+#ifdef HAVE_SOCKLEN_T
+ socklen_t st;
+#else
+ int st;
+#endif
+
+ st = sizeof(si);
+
+ /* Determine if connection is from localhost */
+ if (getpeername(fd,(struct sockaddr*) &si,&st) ||
+ st > sizeof(si)) {
+ /* Failure to get peername is regarded as non local host */
+ return EPMD_FALSE;
+ }
+
+ /* Only 127.x.x.x and connections from the host's IP address
+ allowed, no false positives */
+#if defined(EPMD6)
+ if (si.ss_family == AF_INET6 && IN6_IS_ADDR_LOOPBACK(&(si6->sin6_addr)))
+ return EPMD_TRUE;
+
+ if (si.ss_family == AF_INET)
+#endif
+ if ((((unsigned) ntohl(si4->sin_addr.s_addr)) & 0xFF000000U) ==
+ 0x7F000000U)
+ return EPMD_TRUE;
+
+ if (getsockname(fd,(struct sockaddr*) &di,&st))
+ return EPMD_FALSE;
+
+#if defined(EPMD6)
+ if (si.ss_family == AF_INET6)
+ return IN6_ARE_ADDR_EQUAL( &(si6->sin6_addr), &(di6->sin6_addr));
+ if (si.ss_family == AF_INET)
+#endif
+ return si4->sin_addr.s_addr == di4->sin_addr.s_addr;
+#if defined(EPMD6)
+ return EPMD_FALSE;
+#endif
+}
+
static int conn_close_fd(EpmdVars *g,int fd)
{
int i;
diff --git a/erts/epmd/test/Makefile b/erts/epmd/test/Makefile
index 45c8be6809..ad1315440f 100644
--- a/erts/epmd/test/Makefile
+++ b/erts/epmd/test/Makefile
@@ -1,18 +1,19 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 1998-2012. All Rights Reserved.
+# Copyright Ericsson AB 1998-2016. All Rights Reserved.
#
-# The contents of this file are subject to the Erlang Public License,
-# Version 1.1, (the "License"); you may not use this file except in
-# compliance with the License. You should have received a copy of the
-# Erlang Public License along with this software. If not, it can be
-# retrieved online at http://www.erlang.org/.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
#
-# Software distributed under the License is distributed on an "AS IS"
-# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-# the License for the specific language governing rights and limitations
-# under the License.
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
#
# %CopyrightEnd%
#
diff --git a/erts/epmd/test/epmd_SUITE.erl b/erts/epmd/test/epmd_SUITE.erl
index cc24a556a3..0f0a5acde7 100644
--- a/erts/epmd/test/epmd_SUITE.erl
+++ b/erts/epmd/test/epmd_SUITE.erl
@@ -1,80 +1,80 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1998-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1998-2016. All Rights Reserved.
%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %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").
% Timeout for test cases (rather long to work on slow machines)
--define(SHORT_TEST_TIMEOUT, ?t:seconds(30)). % Default
--define(MEDIUM_TEST_TIMEOUT, ?t:minutes(3)).
--define(LONG_TEST_TIMEOUT, ?t:minutes(10)).
+-define(MEDIUM_TEST_TIMEOUT, {minutes,3}).
+-define(LONG_TEST_TIMEOUT, {minutes,10}).
% Delay inserted into code
-define(SHORT_PAUSE, 100).
--define(MEDIUM_PAUSE, ?t:seconds(1)).
--define(LONG_PAUSE, ?t:seconds(5)).
+-define(MEDIUM_PAUSE, 1000).
+-define(LONG_PAUSE, 5000).
% Information about nodes
-record(node_info, {port, node_type, prot, lvsn, hvsn, node_name, extra}).
% Test server specific exports
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
- init_per_group/2,end_per_group/2,
- init_per_testcase/2, end_per_testcase/2]).
-
--export(
- [
- register_name/1,
- register_names_1/1,
- register_names_2/1,
- register_duplicate_name/1,
- unicode_name/1,
- long_unicode_name/1,
- get_port_nr/1,
- slow_get_port_nr/1,
- unregister_others_name_1/1,
- unregister_others_name_2/1,
- register_overflow/1,
- name_with_null_inside/1,
- name_null_terminated/1,
- stupid_names_req/1,
-
- no_data/1,
- one_byte/1,
- two_bytes/1,
- partial_packet/1,
- zero_length/1,
- too_large/1,
- alive_req_too_small_1/1,
- alive_req_too_small_2/1,
- alive_req_too_large/1,
-
- returns_valid_empty_extra/1,
- returns_valid_populated_extra_with_nulls/1,
-
- buffer_overrun_1/1,
- buffer_overrun_2/1,
- no_nonlocal_register/1,
- no_nonlocal_kill/1,
- no_live_killing/1
- ]).
+-export([all/0, suite/0, groups/0, init_per_testcase/2, end_per_testcase/2]).
+
+-export([register_name/1,
+ register_name_ipv6/1,
+ register_names_1/1,
+ register_names_2/1,
+ register_duplicate_name/1,
+ unicode_name/1,
+ long_unicode_name/1,
+ get_port_nr/1,
+ slow_get_port_nr/1,
+ unregister_others_name_1/1,
+ unregister_others_name_2/1,
+ register_overflow/1,
+ name_with_null_inside/1,
+ name_null_terminated/1,
+ stupid_names_req/1,
+
+ no_data/1,
+ one_byte/1,
+ two_bytes/1,
+ partial_packet/1,
+ zero_length/1,
+ too_large/1,
+ alive_req_too_small_1/1,
+ alive_req_too_small_2/1,
+ alive_req_too_large/1,
+
+ returns_valid_empty_extra/1,
+ returns_valid_populated_extra_with_nulls/1,
+
+ names_stdout/1,
+
+ buffer_overrun_1/1,
+ buffer_overrun_2/1,
+ no_nonlocal_register/1,
+ no_nonlocal_kill/1,
+ no_live_killing/1,
+
+ socket_reset_before_alive2_reply_is_written/1]).
% Port we use for testing
@@ -82,7 +82,7 @@
-define(EPMDARGS,"-packet_timeout 1").
-define(DUMMY_PORT, 1000). % Port number to register
- % not in real use.
+% not in real use.
% Timeouts etc inside test cases. Time is in milliseconds.
-define(CONN_RETRY, 4). % Times to retry connecting
@@ -105,10 +105,13 @@
%% all/1
%%
-suite() -> [{ct_hooks,[ts_install_cth]}].
+suite() ->
+ [{ct_hooks,[ts_install_cth]},
+ {timetrap, ?MEDIUM_TEST_TIMEOUT}].
all() ->
- [register_name, register_names_1, register_names_2,
+ [register_name, register_name_ipv6,
+ register_names_1, register_names_2,
register_duplicate_name, unicode_name, long_unicode_name,
get_port_nr, slow_get_port_nr,
unregister_others_name_1, unregister_others_name_2,
@@ -118,94 +121,80 @@ all() ->
too_large, alive_req_too_small_1, alive_req_too_small_2,
alive_req_too_large, returns_valid_empty_extra,
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, [],
[buffer_overrun_1, buffer_overrun_2]}].
-init_per_suite(Config) ->
- Config.
-
-end_per_suite(_Config) ->
- ok.
-
-init_per_group(_GroupName, Config) ->
- Config.
-
-end_per_group(_GroupName, Config) ->
- Config.
-
-
%%
%% Run before and after each test case
%%
init_per_testcase(_Func, Config) ->
- Dog = test_server:timetrap(?MEDIUM_TEST_TIMEOUT),
cleanup(),
- [{watchdog, Dog} | Config].
+ Config.
-end_per_testcase(_Func, Config) ->
+end_per_testcase(_Func, _Config) ->
cleanup(),
- Dog = ?config(watchdog, Config),
- catch test_server:timetrap_cancel(Dog), % We may have canceled already
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-register_name(doc) ->
- ["Register a name"];
-register_name(suite) ->
- [];
+%% Register a name
register_name(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = register_node("foobar"),
- ?line ok = close(Sock), % Unregister
+ ok = epmdrun(),
+ {ok,Sock} = register_node("foobar"),
+ ok = close(Sock), % Unregister
ok.
-register_names_1(doc) ->
- ["Register and unregister two nodes"];
-register_names_1(suite) ->
- [];
+%% Register a name over IPv6
+register_name_ipv6(Config) when is_list(Config) ->
+ % Test if the host has an IPv6 loopback address
+ Res = gen_tcp:listen(0, [inet6, {ip, {0,0,0,0,0,0,0,1}}]),
+ case Res of
+ {ok,LSock} ->
+ gen_tcp:close(LSock),
+ ok = epmdrun(),
+ {ok,Sock} = register_node6("foobar6"),
+ ok = close(Sock), % Unregister
+ ok;
+ _Error ->
+ {skip, "Host does not have an IPv6 loopback address"}
+ end.
+
+%% Register and unregister two nodes
register_names_1(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock1} = register_node("foobar"),
- ?line {ok,Sock2} = register_node("foozap"),
- ?line ok = close(Sock1), % Unregister
- ?line ok = close(Sock2), % Unregister
+ ok = epmdrun(),
+ {ok,Sock1} = register_node("foobar"),
+ {ok,Sock2} = register_node("foozap"),
+ ok = close(Sock1), % Unregister
+ ok = close(Sock2), % Unregister
ok.
-register_names_2(doc) ->
- ["Register and unregister two nodes"];
-register_names_2(suite) ->
- [];
+%% Register and unregister two nodes
register_names_2(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock1} = register_node("foobar"),
- ?line {ok,Sock2} = register_node("foozap"),
- ?line ok = close(Sock2), % Unregister
- ?line ok = close(Sock1), % Unregister
+ ok = epmdrun(),
+ {ok,Sock1} = register_node("foobar"),
+ {ok,Sock2} = register_node("foozap"),
+ ok = close(Sock2), % Unregister
+ ok = close(Sock1), % Unregister
ok.
-register_duplicate_name(doc) ->
- ["Two nodes with the same name"];
-register_duplicate_name(suite) ->
- [];
+%% Two nodes with the same name
register_duplicate_name(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = register_node("foobar"),
- ?line error = register_node("foobar"),
- ?line ok = close(Sock), % Unregister
+ ok = epmdrun(),
+ {ok,Sock} = register_node("foobar"),
+ error = register_node("foobar"),
+ ok = close(Sock), % Unregister
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-unicode_name(doc) ->
- ["Check that we can register and lookup a unicode name"];
-unicode_name(suite) ->
- [];
+%% Check that we can register and lookup a unicode name
unicode_name(Config) when is_list(Config) ->
ok = epmdrun(),
NodeName = [16#1f608],
@@ -217,10 +206,7 @@ unicode_name(Config) when is_list(Config) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-long_unicode_name(doc) ->
- ["Check that we can register and lookup a long unicode name"];
-long_unicode_name(suite) ->
- [];
+%% Check that we can register and lookup a long unicode name
long_unicode_name(Config) when is_list(Config) ->
ok = epmdrun(),
BaseChar = 16#1f600,
@@ -238,108 +224,93 @@ register_node(Name) ->
register_node(Name,Port) ->
register_node_v2(Port,$M,0,5,5,Name,"").
+register_node6(Name) ->
+ register_node_v2({0,0,0,0,0,0,0,1},?DUMMY_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],
- case send_req(Req) of
- {ok,Sock} ->
- case recv(Sock,4) of
- {ok, [?EPMD_ALIVE2_RESP,_Res=0,_C0,_C1]} ->
- {ok,Sock};
- Other ->
- test_server:format("recv on sock ~w: ~p~n",
- [Sock,Other]),
- error
- end;
- error ->
- error
+ register_node_v2("localhost", Port, NodeType, Prot, HVsn, LVsn, Name, Extra).
+register_node_v2(Addr, Port, NodeType, Prot, HVsn, LVsn, Name, Extra) ->
+ Req = alive2_req(Port, NodeType, Prot, HVsn, LVsn, Name, Extra),
+ case send_req(Req, Addr) of
+ {ok,Sock} ->
+ case recv(Sock,4) of
+ {ok, [?EPMD_ALIVE2_RESP,_Res=0,_C0,_C1]} ->
+ {ok,Sock};
+ Other ->
+ io:format("recv on sock ~w: ~p~n", [Sock,Other]),
+ error
+ end;
+ error ->
+ error
end.
% Internal function to fetch information about a node
port_please_v2(Name) ->
case send_req([?EPMD_PORT_PLEASE2_REQ,
- binary_to_list(unicode:characters_to_binary(Name))]) of
- {ok,Sock} ->
- case recv_until_sock_closes(Sock) of
- {ok, Resp} ->
- parse_port2_resp(Resp);
- Other ->
- test_server:format("recv on sock ~w: ~p~n",
- [Sock,Other]),
- error
- end;
- error ->
- error
+ binary_to_list(unicode:characters_to_binary(Name))]) of
+ {ok,Sock} ->
+ case recv_until_sock_closes(Sock) of
+ {ok, Resp} ->
+ parse_port2_resp(Resp);
+ Other ->
+ io:format("recv on sock ~w: ~p~n", [Sock,Other]),
+ error
+ end;
+ error ->
+ error
end.
parse_port2_resp(Resp) ->
case list_to_binary(Resp) of
- <<?EPMD_PORT2_RESP,Res,Port:16,NodeType,Prot,HVsn:16,LVsn:16,
- NLen:16,NodeName:NLen/binary,
- ELen:16,Extra:ELen/binary>> when Res =:= 0 ->
- {ok, #node_info{port=Port,node_type=NodeType,prot=Prot,
- hvsn=HVsn,lvsn=LVsn,
- node_name=unicode:characters_to_list(NodeName),
- extra=binary_to_list(Extra)}};
- _Other ->
- test_server:format("invalid port2 resp: ~p~n",
- [Resp]),
- error
+ <<?EPMD_PORT2_RESP,Res,Port:16,NodeType,Prot,HVsn:16,LVsn:16,
+ NLen:16,NodeName:NLen/binary,
+ ELen:16,Extra:ELen/binary>> when Res =:= 0 ->
+ {ok, #node_info{port=Port,node_type=NodeType,prot=Prot,
+ hvsn=HVsn,lvsn=LVsn,
+ node_name=unicode:characters_to_list(NodeName),
+ extra=binary_to_list(Extra)}};
+ _Other ->
+ io:format("invalid port2 resp: ~p~n", [Resp]),
+ error
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-name_with_null_inside(doc) ->
- ["Register a name with a null char in it"];
-name_with_null_inside(suite) ->
- [];
+%% Register a name with a null char in it
name_with_null_inside(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line error = register_node("foo\000bar"),
+ ok = epmdrun(),
+ error = register_node("foo\000bar"),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-name_null_terminated(doc) ->
- ["Register a name with terminating null byte"];
-name_null_terminated(suite) ->
- [];
+%% Register a name with terminating null byte
name_null_terminated(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line error = register_node("foobar\000"),
+ ok = epmdrun(),
+ error = register_node("foobar\000"),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-stupid_names_req(doc) ->
- ["Read names from epmd in a stupid way"];
-stupid_names_req(suite) ->
- [];
+%% Read names from epmd in a stupid way
stupid_names_req(Config) when is_list(Config) ->
- Dog = ?config(watchdog, Config),
- test_server:timetrap_cancel(Dog),
- LongDog = test_server:timetrap(?MEDIUM_TEST_TIMEOUT),
- ?line ok = epmdrun(),
- ?line [FirstConn | Conn] = register_many(1, ?REG_REPEAT_LIM, "foo"),
- ?line unregister_many([FirstConn]),
+ ok = epmdrun(),
+ [FirstConn | Conn] = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ unregister_many([FirstConn]),
sleep(?MEDIUM_PAUSE),
- ?line ok = check_names(Conn),
- ?line ok = unregister_many(Conn),
- test_server:timetrap_cancel(LongDog),
+ ok = check_names(Conn),
+ ok = unregister_many(Conn),
ok.
check_names(Conn) ->
- ?line {ok,Sock} = connect_active(),
- ?line {ok,Reply} = do_get_names(Sock),
- ?line SortConn = lists:sort(Conn),
- ?line SortReply = lists:sort(Reply),
- ?line ok = check_names_cmp(SortConn, SortReply),
+ {ok,Sock} = connect_active(),
+ {ok,Reply} = do_get_names(Sock),
+ SortConn = lists:sort(Conn),
+ SortReply = lists:sort(Reply),
+ ok = check_names_cmp(SortConn, SortReply),
ok.
-
+
% Compare if the result was the same as was registered
@@ -353,43 +324,43 @@ check_names_cmp([{Name,Port,_Sock} | Conn], [{Name,Port} | Reply]) ->
-define(int16(X), [(X bsr 8) band 16#ff, X band 16#ff]).
-define(u32(X1,X2,X3,X4),
- (((X1) bsl 24) bor ((X2) bsl 16) bor ((X3) bsl 8) bor X4)).
+ (((X1) bsl 24) bor ((X2) bsl 16) bor ((X3) bsl 8) bor X4)).
do_get_names(Socket) ->
inet_tcp:send(Socket, [?int16(1),?EPMD_NAMES_REQ]),
receive
- {tcp, Socket, [P0,P1,P2,P3 | T]} ->
- EpmdPort = ?u32(P0,P1,P2,P3),
- if EpmdPort == ?PORT ->
- names_loop(Socket, T, []);
- true ->
- close(Socket),
- {error, address}
- end;
- {tcp_closed, Socket} ->
- {ok, []}
+ {tcp, Socket, [P0,P1,P2,P3 | T]} ->
+ EpmdPort = ?u32(P0,P1,P2,P3),
+ if EpmdPort == ?PORT ->
+ names_loop(Socket, T, []);
+ true ->
+ close(Socket),
+ {error, address}
+ end;
+ {tcp_closed, Socket} ->
+ {ok, []}
end.
names_loop(Socket, Acc, Ps) ->
receive
- {tcp, Socket, Bytes} ->
- {NAcc, NPs} = scan_names(Acc ++ Bytes, Ps),
- names_loop(Socket, NAcc, NPs);
- {tcp_closed, Socket} ->
- {_, NPs} = scan_names(Acc, Ps), % Really needed?
- {ok, NPs}
+ {tcp, Socket, Bytes} ->
+ {NAcc, NPs} = scan_names(Acc ++ Bytes, Ps),
+ names_loop(Socket, NAcc, NPs);
+ {tcp_closed, Socket} ->
+ {_, NPs} = scan_names(Acc, Ps), % Really needed?
+ {ok, NPs}
end.
scan_names(Buf, Ps) ->
case scan_line(Buf, []) of
- {Line, NBuf} ->
- case parse_line(Line) of
- {ok, Entry} ->
- scan_names(NBuf, [Entry | Ps]);
- error ->
- scan_names(NBuf, Ps)
- end;
- [] -> {Buf, Ps}
+ {Line, NBuf} ->
+ case parse_line(Line) of
+ {ok, Entry} ->
+ scan_names(NBuf, [Entry | Ps]);
+ error ->
+ scan_names(NBuf, Ps)
+ end;
+ [] -> {Buf, Ps}
end.
scan_line([$\n | Buf], Line) -> {lists:reverse(Line), Buf};
@@ -398,16 +369,16 @@ scan_line([], _) -> [].
parse_line([$n,$a,$m,$e,$ | Buf0]) ->
case parse_name(Buf0, []) of
- {Name, Buf1} ->
- case Buf1 of
- [$a,$t,$ ,$p,$o,$r,$t,$ | Buf2] ->
- case catch list_to_integer(Buf2) of
- {'EXIT', _} -> error;
- Port -> {ok, {Name, Port}}
- end;
- _ -> error
- end;
- error -> error
+ {Name, Buf1} ->
+ case Buf1 of
+ [$a,$t,$ ,$p,$o,$r,$t,$ | Buf2] ->
+ case catch list_to_integer(Buf2) of
+ {'EXIT', _} -> error;
+ Port -> {ok, {Name, Port}}
+ end;
+ _ -> error
+ end;
+ error -> error
end;
parse_line(_) -> error.
@@ -419,17 +390,11 @@ parse_name([], _Name) -> error.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-get_port_nr(doc) ->
- ["Register a name on a port and ask about port nr"];
-get_port_nr(suite) ->
- [];
+%% Register a name on a port and ask about port nr
get_port_nr(Config) when is_list(Config) ->
port_request([?EPMD_PORT_PLEASE2_REQ,"foo"]).
-slow_get_port_nr(doc) ->
- ["Register with slow write and ask about port nr"];
-slow_get_port_nr(suite) ->
- [];
+%% Register with slow write and ask about port nr
slow_get_port_nr(Config) when is_list(Config) ->
port_request([?EPMD_PORT_PLEASE2_REQ,d,$f,d,$o,d,$o]).
@@ -437,142 +402,127 @@ slow_get_port_nr(Config) when is_list(Config) ->
% Internal function used above
port_request(M) ->
- ?line ok = epmdrun(),
+ ok = epmdrun(),
Port = 1042,
- ?line {ok,RSock} = register_node("foo", Port),
- ?line {ok,Sock} = connect(),
- ?line ok = send(Sock,[size16(M),M]),
- ?line case recv_until_sock_closes(Sock) of
- {ok, Resp} ->
- ?line close(RSock),
- ?line {ok,Rec} = parse_port2_resp(Resp),
- ?line Port = Rec#node_info.port,
- ok;
- Other ->
- ?line close(RSock),
- ?line test_server:format("recv on sock ~w: ~p~n",
- [Sock,Other]),
- ?line throw({error,Other})
- end,
+ {ok,RSock} = register_node("foo", Port),
+ {ok,Sock} = connect(),
+ ok = send(Sock,[size16(M),M]),
+ case recv_until_sock_closes(Sock) of
+ {ok, Resp} ->
+ close(RSock),
+ {ok,Rec} = parse_port2_resp(Resp),
+ Port = Rec#node_info.port,
+ ok;
+ Other ->
+ close(RSock),
+ io:format("recv on sock ~w: ~p~n", [Sock,Other]),
+ throw({error,Other})
+ end,
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-unregister_others_name_1(doc) ->
- ["Unregister name of other node"];
-unregister_others_name_1(suite) ->
- [];
+%% Unregister name of other node
unregister_others_name_1(Config) when is_list(Config) ->
- ?line ok = epmdrun("-relaxed_command_check"),
- ?line {ok,RSock} = register_node("foo"),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun("-relaxed_command_check"),
+ {ok,RSock} = register_node("foo"),
+ {ok,Sock} = connect(),
M = [?EPMD_STOP_REQ,"foo"],
- ?line ok = send(Sock,[size16(M),M]),
+ ok = send(Sock,[size16(M),M]),
R = "STOPPED",
- ?line {ok,R} = recv(Sock,length(R)),
- ?line ok = close(RSock),
+ {ok,R} = recv(Sock,length(R)),
+ ok = close(RSock),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-unregister_others_name_2(doc) ->
- ["Unregister name of other node"];
-unregister_others_name_2(suite) ->
- [];
+%% Unregister name of other node
unregister_others_name_2(Config) when is_list(Config) ->
- ?line ok = epmdrun("-relaxed_command_check"),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun("-relaxed_command_check"),
+ {ok,Sock} = connect(),
M = [?EPMD_STOP_REQ,"xxx42"],
- ?line ok = send(Sock,[size16(M),M]),
+ ok = send(Sock,[size16(M),M]),
R = "NOEXIST",
- ?line {ok,R} = recv(Sock,length(R)),
+ {ok,R} = recv(Sock,length(R)),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-register_overflow(doc) ->
- ["Register too many, clean and redo 10 times"];
-register_overflow(suite) ->
- [];
+%% Register too many, clean and redo 10 times
register_overflow(Config) when is_list(Config) ->
- Dog = ?config(watchdog, Config),
- test_server:timetrap_cancel(Dog),
- LongDog = test_server:timetrap(?LONG_TEST_TIMEOUT),
- ?line ok = epmdrun(),
- ?line Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
+ ct:timetrap(?LONG_TEST_TIMEOUT),
+ ok = epmdrun(),
+ Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
Count = length(Conn),
- ?line ok = unregister_many(Conn),
+ ok = unregister_many(Conn),
sleep(?MEDIUM_PAUSE),
- test_server:format("Limit was ~w names, now reg/unreg all 10 times~n",
- [Count]),
- ?line ok = register_repeat(Count),
+ io:format("Limit was ~w names, now reg/unreg all 10 times~n", [Count]),
+ ok = register_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = rregister_repeat(Count),
+ ok = rregister_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = register_repeat(Count),
+ ok = register_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = rregister_repeat(Count),
+ ok = rregister_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = register_repeat(Count),
+ ok = register_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = rregister_repeat(Count),
+ ok = rregister_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = register_repeat(Count),
+ ok = register_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = rregister_repeat(Count),
+ ok = rregister_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = register_repeat(Count),
+ ok = register_repeat(Count),
sleep(?MEDIUM_PAUSE),
- ?line ok = rregister_repeat(Count),
- test_server:timetrap_cancel(LongDog),
+ ok = rregister_repeat(Count),
ok.
register_repeat(Count) ->
Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
ok = unregister_many(Conn),
if
- length(Conn) == Count ->
- ok;
- true ->
- error
+ length(Conn) == Count ->
+ ok;
+ true ->
+ error
end.
rregister_repeat(Count) ->
Conn = register_many(1, ?REG_REPEAT_LIM, "foo"),
ok = unregister_many(lists:reverse(Conn)),
if
- length(Conn) == Count ->
- ok;
- true ->
- error
+ length(Conn) == Count ->
+ ok;
+ true ->
+ error
end.
% Return count of successful registrations
register_many(I, N, _Prefix) when I > N ->
- test_server:format("Done with all ~n", []),
+ io:format("Done with all ~n", []),
[];
register_many(I, N, Prefix) ->
Name = gen_name(Prefix, I),
Port = ?DUMMY_PORT + I, % Just make it up
case register_node(Name, Port) of
- {ok,Sock} ->
- [{Name,Port,Sock} | register_many(I + 1, N, Prefix)];
- Any ->
- test_server:format("Can't register: ~w of 1..~w ~w~n",
- [Name,N,Any]),
- []
+ {ok,Sock} ->
+ [{Name,Port,Sock} | register_many(I + 1, N, Prefix)];
+ Any ->
+ test_server:format("Can't register: ~w of 1..~w ~w~n", [Name,N,Any]),
+ []
end.
unregister_many([]) ->
ok;
unregister_many([{Name,_Port,Sock} | Socks]) ->
case close(Sock) of
- ok ->
- unregister_many(Socks);
- Any ->
- test_server:format("Can't unregister: ~w reason ~w~n", [Name,Any]),
- error
+ ok ->
+ unregister_many(Socks);
+ Any ->
+ test_server:format("Can't unregister: ~w reason ~w~n", [Name,Any]),
+ error
end.
gen_name(Str,Int) ->
@@ -580,228 +530,203 @@ gen_name(Str,Int) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-no_data(doc) ->
- ["Open but send no data"];
-no_data(suite) ->
- [];
+%% Open but send no data
no_data(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
sleep(?LONG_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-one_byte(doc) ->
- ["Send one byte only"];
-one_byte(suite) ->
- [];
+%% Send one byte only
one_byte(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
- ?line ok = send(Sock,[0]),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
+ ok = send(Sock,[0]),
sleep(?LONG_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-two_bytes(doc) ->
- ["Send packet size only"];
-two_bytes(suite) ->
- [];
+%% Send packet size only
two_bytes(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
- ?line ok = send(Sock,[put16(3)]),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
+ ok = send(Sock,[put16(3)]),
sleep(?LONG_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-partial_packet(doc) ->
- ["Got only part of a packet"];
-partial_packet(suite) ->
- [];
+%% Got only part of a packet
partial_packet(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
- ?line ok = send(Sock,[put16(100),"only a few bytes"]),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
+ ok = send(Sock,[put16(100),"only a few bytes"]),
sleep(?LONG_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-zero_length(doc) ->
- ["Invalid zero packet size"];
-zero_length(suite) ->
- [];
+%% Invalid zero packet size
zero_length(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
- ?line ok = send(Sock,[0,0,0,0,0,0,0,0,0,0]),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
+ ok = send(Sock,[0,0,0,0,0,0,0,0,0,0]),
sleep(?MEDIUM_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-too_large(doc) ->
- ["Invalid large packet"];
-too_large(suite) ->
- [];
+%% Invalid large packet
too_large(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
Size = 63000,
M = lists:duplicate(Size, $z),
- ?line ok = send(Sock,[put16(Size),M]),
+ ok = send(Sock,[put16(Size),M]),
sleep(?MEDIUM_PAUSE),
% With such a large packet, even the writes can fail as the
% daemon closes before everything is delivered -> econnaborted
case recv(Sock,1) of
- closed -> ok;
- {error,econnaborted} -> ok;
- Other -> exit({unexpected,Other})
+ closed -> ok;
+ {error,econnaborted} -> ok;
+ Other -> exit({unexpected,Other})
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-alive_req_too_small_1(doc) ->
- ["Try to register but not enough data"];
-alive_req_too_small_1(suite) ->
- [];
+%% Try to register but not enough data
alive_req_too_small_1(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
M = [?EPMD_ALIVE2_REQ, put16(?DUMMY_PORT),$M,0, put16(5),
- put16(5),put16(0)],
- ?line ok = send(Sock, [size16(M), M]),
+ put16(5),put16(0)],
+ ok = send(Sock, [size16(M), M]),
sleep(?MEDIUM_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-alive_req_too_small_2(doc) ->
- ["Try to register but not enough data"];
-alive_req_too_small_2(suite) ->
- [];
+%% Try to register but not enough data
alive_req_too_small_2(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
M = [?EPMD_ALIVE2_REQ, put16(?DUMMY_PORT),$M,0, put16(5),
- put16(5)],
- ?line ok = send(Sock, [size16(M), M]),
+ put16(5)],
+ ok = send(Sock, [size16(M), M]),
sleep(?MEDIUM_PAUSE),
- ?line closed = recv(Sock,1),
+ closed = recv(Sock,1),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-alive_req_too_large(doc) ->
- ["Try to register but node name too large"];
-alive_req_too_large(suite) ->
- [];
+%% Try to register but node name too large
alive_req_too_large(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = connect(),
- L = [
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
- "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
- ],
+ ok = epmdrun(),
+ {ok,Sock} = connect(),
+ L = ["aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"],
S = length(lists:flatten(L)),
M = [?EPMD_ALIVE2_REQ, put16(?DUMMY_PORT),$M,0, put16(5),
- put16(5), put16(S),L,put16(0)],
- ?line ok = send(Sock, [size16(M), M]),
+ put16(5), put16(S),L,put16(0)],
+ ok = send(Sock, [size16(M), M]),
sleep(?MEDIUM_PAUSE),
- ?line {ok,[?EPMD_ALIVE2_RESP,1]} = recv(Sock,2),
+ {ok,[?EPMD_ALIVE2_RESP,1]} = recv(Sock,2),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-returns_valid_empty_extra(doc) ->
- ["Check that an empty extra is prefixed by a two byte length"];
-returns_valid_empty_extra(suite) ->
- [];
+%% Check that an empty extra is prefixed by a two byte length
returns_valid_empty_extra(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = register_node_v2(4711, 72, 0, 5, 5, "foo", []),
- ?line {ok,#node_info{extra=[]}} = port_please_v2("foo"),
- ?line ok = close(Sock),
+ ok = epmdrun(),
+ {ok,Sock} = register_node_v2(4711, 72, 0, 5, 5, "foo", []),
+ {ok,#node_info{extra=[]}} = port_please_v2("foo"),
+ ok = close(Sock),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-returns_valid_populated_extra_with_nulls(doc) ->
- ["Check a populated extra with embedded null characters"];
-returns_valid_populated_extra_with_nulls(suite) ->
- [];
+%% Check a populated extra with embedded null characters
returns_valid_populated_extra_with_nulls(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,Sock} = register_node_v2(4711, 72, 0, 5, 5, "foo", "ABC\000\000"),
- ?line {ok,#node_info{extra="ABC\000\000"}} = port_please_v2("foo"),
- ?line ok = close(Sock),
+ ok = epmdrun(),
+ {ok,Sock} = register_node_v2(4711, 72, 0, 5, 5, "foo", "ABC\000\000"),
+ {ok,#node_info{extra="ABC\000\000"}} = port_please_v2("foo"),
+ ok = close(Sock),
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-buffer_overrun_1(suite) ->
- [];
-buffer_overrun_1(doc) ->
- ["Test security vulnerability in fake extra lengths in alive2_req"];
+%% Test that epmd -names prints registered nodes to stdout
+names_stdout(Config) when is_list(Config) ->
+ ok = epmdrun(),
+ {ok,Sock} = register_node("foobar"),
+ ok = epmdrun("-names"),
+ {ok, Data} = receive {_Port, {data, D}} -> {ok, D}
+ after 10000 -> {error, timeout}
+ end,
+ {match,_} = re:run(Data, "^epmd: up and running", [multiline]),
+ {match,_} = re:run(Data, "^name foobar at port", [multiline]),
+ ok = close(Sock),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%% Test security vulnerability in fake extra lengths in alive2_req
buffer_overrun_1(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line true = alltrue([hostile(N) || N <- lists:seq(1,10000)]),
+ ok = epmdrun(),
+ true = alltrue([hostile(N) || N <- lists:seq(1,10000)]),
ok.
-buffer_overrun_2(suite) ->
- [];
-buffer_overrun_2(doc) ->
- ["Test security vulnerability in fake extra lengths in alive2_req"];
+
+%% Test security vulnerability in fake extra lengths in alive2_req
buffer_overrun_2(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line [false | Rest] = [hostile2(N) || N <- lists:seq(255*4,10000)],
- ?line true = alltrue(Rest),
+ ok = epmdrun(),
+ [false | Rest] = [hostile2(N) || N <- lists:seq(255*4,10000)],
+ true = alltrue(Rest),
ok.
hostile(N) ->
try
- Bin= <<$x:8,4747:16,$M:8,0:8,5:16,5:16,5:16,"gurka",N:16>>,
- S = size(Bin),
- {ok,E}=connect_sturdy(),
- gen_tcp:send(E,[<<S:16>>,Bin]),
- closed = recv(E,1),
- gen_tcp:close(E),
- true
+ Bin= <<$x:8,4747:16,$M:8,0:8,5:16,5:16,5:16,"gurka",N:16>>,
+ S = size(Bin),
+ {ok,E}=connect_sturdy(),
+ gen_tcp:send(E,[<<S:16>>,Bin]),
+ closed = recv(E,1),
+ gen_tcp:close(E),
+ true
catch
- _:_ ->
- false
+ _:_ ->
+ false
end.
hostile2(N) ->
try
- B2 = list_to_binary(lists:duplicate(N,255)),
- Bin= <<$x:8,4747:16,$M:8,0:8,5:16,5:16,5:16,"gurka",N:16,B2/binary>>,
- S = size(Bin),
- {ok,E}=connect_sturdy(),
- gen_tcp:send(E,[<<S:16>>,Bin]),
- Z = recv(E,2),
- gen_tcp:close(E),
- (Z =:= closed) or (Z =:= {ok, [$y,1]})
+ B2 = list_to_binary(lists:duplicate(N,255)),
+ Bin= <<$x:8,4747:16,$M:8,0:8,5:16,5:16,5:16,"gurka",N:16,B2/binary>>,
+ S = size(Bin),
+ {ok,E}=connect_sturdy(),
+ gen_tcp:send(E,[<<S:16>>,Bin]),
+ Z = recv(E,2),
+ gen_tcp:close(E),
+ (Z =:= closed) or (Z =:= {ok, [$y,1]})
catch
- _A:_B ->
- false
+ _A:_B ->
+ false
end.
alltrue([]) ->
@@ -811,111 +736,137 @@ alltrue([true|T]) ->
alltrue([_|_]) ->
false.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-no_nonlocal_register(suite) ->
- [];
-no_nonlocal_register(doc) ->
- ["Ensure that we cannot register throug a nonlocal connection"];
+
+%% Ensure that we cannot register throug a nonlocal connection
no_nonlocal_register(Config) when is_list(Config) ->
- ?line case {os:find_executable("ssh"),ct:get_config(ssh_proxy_host)} of
- {SSH,Name} when is_list(Name), is_list(SSH) ->
- do_no_nonlocal_register(Config,Name);
- {false,_} ->
- {skip, "No ssh command found to create proxy"};
- _ ->
- {skip, "No ssh_proxy_host configured in ts.config"}
- end.
+ case {os:find_executable("ssh"),ct:get_config(ssh_proxy_host)} of
+ {SSH,Name} when is_list(Name), is_list(SSH) ->
+ do_no_nonlocal_register(Config,Name);
+ {false,_} ->
+ {skip, "No ssh command found to create proxy"};
+ _ ->
+ {skip, "No ssh_proxy_host configured in ts.config"}
+ end.
do_no_nonlocal_register(Config,SSHHost) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line ProxyPort = proxy_port(),
- ?line ok = ssh_proxy(SSHHost,ProxyPort),
+ ok = epmdrun(),
+ ProxyPort = proxy_port(),
+ ok = ssh_proxy(SSHHost,ProxyPort),
Res = try
- ?line Name = "gurka_"
- %++
- %integer_to_list(A1)++"_"++
- %integer_to_list(A2)++"_"++
- %integer_to_list(A3)++"_"++
- %integer_to_list(A4)
- ,
- ?line Bname = list_to_binary(Name),
- ?line NameS = byte_size(Bname),
- ?line Bin= <<$x:8,4747:16,$M:8,0:8,5:16,
- 5:16,NameS:16,Bname/binary,
- 0:16>>,
- ?line S = size(Bin),
- ?line {ok, E} = connect("localhost",ProxyPort,passive),
- ?line gen_tcp:send(E,[<<S:16>>,Bin]),
- ?line closed = recv(E,1),
- ?line gen_tcp:close(E),
- true
- catch
- _:_ ->
- false
- end,
+ Name = "gurka_"
+ %++
+ %integer_to_list(A1)++"_"++
+ %integer_to_list(A2)++"_"++
+ %integer_to_list(A3)++"_"++
+ %integer_to_list(A4)
+ ,
+ Bname = list_to_binary(Name),
+ NameS = byte_size(Bname),
+ Bin= <<$x:8,4747:16,$M:8,0:8,5:16,
+ 5:16,NameS:16,Bname/binary,
+ 0:16>>,
+ S = size(Bin),
+ {ok, E} = connect("localhost",ProxyPort,passive),
+ gen_tcp:send(E,[<<S:16>>,Bin]),
+ closed = recv(E,1),
+ gen_tcp:close(E),
+ true
+ catch
+ _:_ ->
+ false
+ end,
%erlang:display(Res),
true = Res,
ok.
-no_nonlocal_kill(suite) ->
- [];
-no_nonlocal_kill(doc) ->
- ["Ensure that we cannot kill through nonlocal connection"];
+%% Ensure that we cannot kill through nonlocal connection
no_nonlocal_kill(Config) when is_list(Config) ->
- ?line case {os:find_executable("ssh"),ct:get_config(ssh_proxy_host)} of
- {SSH,Name} when is_list(Name), is_list(SSH) ->
- do_no_nonlocal_kill(Config,Name);
- {false,_} ->
- {skip, "No ssh command found to create proxy"};
- _ ->
- {skip, "No ssh_proxy_host configured in ts.config"}
- end.
+ case {os:find_executable("ssh"),ct:get_config(ssh_proxy_host)} of
+ {SSH,Name} when is_list(Name), is_list(SSH) ->
+ do_no_nonlocal_kill(Config,Name);
+ {false,_} ->
+ {skip, "No ssh command found to create proxy"};
+ _ ->
+ {skip, "No ssh_proxy_host configured in ts.config"}
+ end.
do_no_nonlocal_kill(Config,SSHHost) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line ProxyPort = proxy_port(),
- ?line ok = ssh_proxy(SSHHost,ProxyPort),
+ ok = epmdrun(),
+ ProxyPort = proxy_port(),
+ ok = ssh_proxy(SSHHost,ProxyPort),
Res = try
- {ok, E} = connect("localhost",ProxyPort,passive),
- M = [?EPMD_KILL_REQ],
- send(E, [size16(M), M]),
- closed = recv(E,2),
- gen_tcp:close(E),
- sleep(?MEDIUM_PAUSE),
- {ok, E2} = connect("localhost",ProxyPort,passive),
- gen_tcp:close(E2),
- true
- catch
- _:_ ->
- false
- end,
+ {ok, E} = connect("localhost",ProxyPort,passive),
+ M = [?EPMD_KILL_REQ],
+ send(E, [size16(M), M]),
+ closed = recv(E,2),
+ gen_tcp:close(E),
+ sleep(?MEDIUM_PAUSE),
+ {ok, E2} = connect("localhost",ProxyPort,passive),
+ gen_tcp:close(E2),
+ true
+ catch
+ _:_ ->
+ false
+ end,
%erlang:display(Res),
true = Res,
ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-no_live_killing(doc) ->
- ["Dont allow killing with live nodes or any unregistering w/o -relaxed_command_check"];
-no_live_killing(suite) ->
- [];
+
+%% Dont allow killing with live nodes or any unregistering w/o -relaxed_command_check
no_live_killing(Config) when is_list(Config) ->
- ?line ok = epmdrun(),
- ?line {ok,RSock} = register_node("foo"),
- ?line {ok,Sock} = connect(),
- ?line M = [?EPMD_KILL_REQ],
- ?line ok = send(Sock,[size16(M),M]),
- ?line {ok,"NO"} = recv(Sock,2),
- ?line close(Sock),
- ?line {ok,Sock2} = connect(),
- ?line M2 = [?EPMD_STOP_REQ,"foo"],
- ?line ok = send(Sock2,[size16(M2),M2]),
- ?line closed = recv(Sock2,1),
- ?line close(Sock2),
- ?line close(RSock),
- ?line sleep(?MEDIUM_PAUSE),
- ?line {ok,Sock3} = connect(),
- ?line M3 = [?EPMD_KILL_REQ],
- ?line ok = send(Sock3,[size16(M3),M3]),
- ?line {ok,"OK"} = recv(Sock3,2),
- ?line close(Sock3),
+ ok = epmdrun(),
+ {ok,RSock} = register_node("foo"),
+ {ok,Sock} = connect(),
+ M = [?EPMD_KILL_REQ],
+ ok = send(Sock,[size16(M),M]),
+ {ok,"NO"} = recv(Sock,2),
+ close(Sock),
+ {ok,Sock2} = connect(),
+ M2 = [?EPMD_STOP_REQ,"foo"],
+ ok = send(Sock2,[size16(M2),M2]),
+ closed = recv(Sock2,1),
+ close(Sock2),
+ close(RSock),
+ sleep(?MEDIUM_PAUSE),
+ {ok,Sock3} = connect(),
+ M3 = [?EPMD_KILL_REQ],
+ ok = send(Sock3,[size16(M3),M3]),
+ {ok,"OK"} = recv(Sock3,2),
+ close(Sock3),
ok.
+%% Check for regression - don't make zombie from node which
+%% sends TCP RST at wrong time
+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.
+ 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.
+ {ok, Sock} = connect(),
+
+ %% Issuing close/1 on such socket will result in immediate RST packet.
+ ok = inet:setopts(Sock, [{linger, {true, 0}}]),
+
+ Req = alive2_req(4711, 77, 0, 5, 5, "test", []),
+ ok = send(Sock, [size16(Req), Req]),
+
+ timer:sleep(500), %% Wait for the first 1/2 of delay_write before closing
+ 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),
+
+ {ok, SockForNames} = connect_active(),
+
+ %% And there should be no stuck nodes
+ {ok, []} = do_get_names(SockForNames),
+ ok = close(SockForNames),
+ ok.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Terminate all tests with killing epmd.
@@ -923,14 +874,14 @@ no_live_killing(Config) when is_list(Config) ->
cleanup() ->
sleep(?MEDIUM_PAUSE),
case connect() of
- {ok,Sock} ->
- M = [?EPMD_KILL_REQ],
- send(Sock, [size16(M), M]),
- recv(Sock,length("OK")),
- close(Sock),
- sleep(?MEDIUM_PAUSE);
- _ ->
- true
+ {ok,Sock} ->
+ M = [?EPMD_KILL_REQ],
+ send(Sock, [size16(M), M]),
+ recv(Sock,length("OK")),
+ close(Sock),
+ sleep(?MEDIUM_PAUSE);
+ _ ->
+ true
end.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -940,11 +891,11 @@ proxy_port() ->
?PORT+1.
ssh_proxy(SSHHost,ProxyPort) ->
- ?line Host = lists:nth(2,string:tokens(atom_to_list(node()),"@")),
+ Host = lists:nth(2,string:tokens(atom_to_list(node()),"@")),
% Requires proxy to be a unix host with the command 'read' accessible
- ?line osrun("ssh -L "++integer_to_list(ProxyPort)++":"++Host++":"
- ++integer_to_list(?PORT)++" "++SSHHost++" read").
-
+ osrun("ssh -L "++integer_to_list(ProxyPort)++":"++Host++":"
+ ++integer_to_list(?PORT)++" "++SSHHost++" read").
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -954,21 +905,21 @@ epmdrun() ->
epmdrun([]).
epmdrun(Args) ->
case os:find_executable(epmd) of
- false ->
- {error, {could_not_find_epmd_in_path}};
- Path ->
- epmdrun(Path,Args)
+ false ->
+ {error, {could_not_find_epmd_in_path}};
+ Path ->
+ epmdrun(Path,Args)
end.
epmdrun(Epmd,Args0) ->
- %% test_server:format("epmdrun() => Epmd = ~p",[Epmd]),
+ %% test_server:format("epmdrun() => Epmd = ~p",[Epmd]),
Args = case Args0 of
- [] ->
- [];
- O ->
- " "++O
- end,
- osrun("\"" ++ Epmd ++ "\"" ++ Args ++ " " ?EPMDARGS " -port " ++ integer_to_list(?PORT)).
+ [] ->
+ [];
+ O ->
+ " "++O
+ end,
+ osrun("\"" ++ Epmd ++ "\"" ++ " " ?EPMDARGS " -port " ++ integer_to_list(?PORT) ++ Args).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -977,7 +928,7 @@ epmdrun(Epmd,Args0) ->
osrun(Cmd) ->
_ = open_port({spawn, Cmd}, []),
ok.
-
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Wrappers of TCP functions
@@ -1002,16 +953,16 @@ connect(Addr, Port, Mode) ->
connect(Addr, Port, Mode, ?CONN_SLEEP, ?CONN_RETRY).
connect(Addr, Port, Mode, Sleep, Retry) ->
case connect_repeat(Addr, Retry, Port, Mode, Sleep) of
- {ok,Sock} ->
- {ok,Sock};
- {error,timeout} ->
- timeout;
- {error,Reason} ->
- test_server:format("connect: error: ~w~n",[Reason]),
- error;
- Any ->
- test_server:format("connect: unknown message: ~w~n",[Any]),
- exit(1)
+ {ok,Sock} ->
+ {ok,Sock};
+ {error,timeout} ->
+ timeout;
+ {error,Reason} ->
+ test_server:format("connect: error: ~w~n",[Reason]),
+ error;
+ Any ->
+ test_server:format("connect: unknown message: ~w~n",[Any]),
+ exit(1)
end.
@@ -1022,33 +973,33 @@ connect_repeat(Addr, 1, Port, Mode, _Sleep) ->
connect_mode(Addr,Port, Mode);
connect_repeat(Addr,Retry, Port, Mode, Sleep) ->
case connect_mode(Addr,Port, Mode) of
- {ok,Sock} ->
- {ok,Sock};
- {error,Reason} ->
- test_server:format("connect: error: ~w~n",[Reason]),
- timer:sleep(Sleep),
- connect_repeat(Addr, Retry - 1, Port, Mode, Sleep);
- Any ->
- test_server:format("connect: unknown message: ~w~n",[Any]),
- exit(1)
+ {ok,Sock} ->
+ {ok,Sock};
+ {error,Reason} ->
+ test_server:format("connect: error: ~w~n",[Reason]),
+ timer:sleep(Sleep),
+ connect_repeat(Addr, Retry - 1, Port, Mode, Sleep);
+ Any ->
+ test_server:format("connect: unknown message: ~w~n",[Any]),
+ exit(1)
end.
connect_mode(Addr,Port, active) ->
gen_tcp:connect(Addr, Port, [{packet, 0}], ?CONN_TIMEOUT);
connect_mode(Addr, Port, passive) ->
gen_tcp:connect(Addr, Port, [{packet, 0}, {active, false}],
- ?CONN_TIMEOUT).
+ ?CONN_TIMEOUT).
close(Sock) ->
case gen_tcp:close(Sock) of
- {error,_} ->
- error;
- ok ->
- ok;
- Any ->
- test_server:format("unknown message: ~w~n",[Any]),
- exit(1)
+ {error,_} ->
+ error;
+ ok ->
+ ok;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ exit(1)
end.
recv(Sock, Len) ->
@@ -1056,19 +1007,19 @@ recv(Sock, Len) ->
recv(Sock, Len, Timeout) ->
case gen_tcp:recv(Sock, Len, Timeout) of
- {ok,[]} -> % Should not be the case
- recv(Sock, 1, 1); % any longer
- {ok,Data} ->
- {ok,Data};
- {error,timeout} ->
- timeout;
- {error,closed} ->
- closed;
- {error,_}=Error ->
- Error;
- Any ->
- test_server:format("unknown message: ~w~n",[Any]),
- exit(1)
+ {ok,[]} -> % Should not be the case
+ recv(Sock, 1, 1); % any longer
+ {ok,Data} ->
+ {ok,Data};
+ {error,timeout} ->
+ timeout;
+ {error,closed} ->
+ closed;
+ {error,_}=Error ->
+ Error;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ exit(1)
end.
%% Send data to socket. The list can be non flat and contain
@@ -1077,12 +1028,12 @@ recv(Sock, Len, Timeout) ->
send(Sock, SendSpec) ->
case send(SendSpec, [], Sock) of
- {ok,[]} ->
- ok;
- {ok,RevBytes} ->
- send_direct(Sock, lists:reverse(RevBytes));
- Any ->
- Any
+ {ok,[]} ->
+ ok;
+ {ok,RevBytes} ->
+ send_direct(Sock, lists:reverse(RevBytes));
+ Any ->
+ Any
end.
@@ -1097,52 +1048,54 @@ send([Byte | Spec], RevBytes, Sock) when is_integer(Byte) ->
send(Spec, [Byte | RevBytes], Sock);
send([List | Spec], RevBytes, Sock) when is_list(List) ->
case send(List, RevBytes, Sock) of
- {ok,Left} ->
- send(Spec, Left, Sock);
- Other ->
- Other
+ {ok,Left} ->
+ send(Spec, Left, Sock);
+ Other ->
+ Other
end;
send([d | Spec], RevBytes, Sock) ->
send([{d,1000} | Spec], RevBytes, Sock);
send([{d,S} | Spec], RevBytes, Sock) ->
case send_direct(Sock, lists:reverse(RevBytes)) of
- ok ->
- timer:sleep(S),
- send(Spec, [], Sock);
- Any ->
- Any
+ ok ->
+ timer:sleep(S),
+ send(Spec, [], Sock);
+ Any ->
+ Any
end.
%%%%
send_direct(Sock, Bytes) ->
case gen_tcp:send(Sock, Bytes) of
- ok ->
- ok;
- {error, closed} ->
- closed;
- {error, _Reason} ->
- error;
- Any ->
- test_server:format("unknown message: ~w~n",[Any]),
- Any
+ ok ->
+ ok;
+ {error, closed} ->
+ closed;
+ {error, _Reason} ->
+ error;
+ Any ->
+ test_server:format("unknown message: ~w~n",[Any]),
+ Any
end.
send_req(Req) ->
- case connect() of
- {ok,Sock} ->
- case send(Sock, [size16(Req), Req]) of
- ok ->
- {ok,Sock};
- Other ->
- test_server:format("Failed to send ~w on sock ~w: ~w~n",
- [Req,Sock,Other]),
- error
- end;
- Other ->
- test_server:format("Connect failed when sending ~w: ~p~n",
- [Req, Other]),
- error
+ send_req(Req, "localhost").
+send_req(Req, Addr) ->
+ case connect(Addr) of
+ {ok,Sock} ->
+ case send(Sock, [size16(Req), Req]) of
+ ok ->
+ {ok,Sock};
+ Other ->
+ test_server:format("Failed to send ~w on sock ~w: ~w~n",
+ [Req,Sock,Other]),
+ error
+ end;
+ Other ->
+ test_server:format("Connect failed when sending ~w: ~p~n",
+ [Req, Other]),
+ error
end.
recv_until_sock_closes(Sock) ->
@@ -1150,12 +1103,12 @@ recv_until_sock_closes(Sock) ->
recv_until_sock_closes_2(Sock,AccData) ->
case recv(Sock,0) of
- {ok,Data} ->
- recv_until_sock_closes_2(Sock,AccData++Data);
- closed ->
- {ok,AccData};
- Other ->
- Other
+ {ok,Data} ->
+ recv_until_sock_closes_2(Sock,AccData++Data);
+ closed ->
+ {ok,AccData};
+ Other ->
+ Other
end.
sleep(MilliSeconds) ->
@@ -1177,4 +1130,13 @@ flat_count([H|T], N) when is_list(H) ->
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 2024-07-13 12:16:10 +0000