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authorFlavioJS <FlavioJS@54d463be-8e91-2dee-dedb-b68131a5f0ec>2008-06-09 23:44:52 +0000
committerFlavioJS <FlavioJS@54d463be-8e91-2dee-dedb-b68131a5f0ec>2008-06-09 23:44:52 +0000
commitd43aab71e6d7eccc1d7710c351c708da388f3388 (patch)
treef29227320da4e26b7453c2b45b95aa99e345057d
parent7f489214eb8c2f99e4ecbf5bef1ea64b761478cf (diff)
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* Added experimental code to set the socket limit at runtime.
git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@12803 54d463be-8e91-2dee-dedb-b68131a5f0ec
-rw-r--r--Changelog-Trunk.txt2
-rwxr-xr-xconfigure93
-rw-r--r--configure.in7
-rw-r--r--src/common/socket.c21
4 files changed, 122 insertions, 1 deletions
diff --git a/Changelog-Trunk.txt b/Changelog-Trunk.txt
index 0c41078a4..2a18ed491 100644
--- a/Changelog-Trunk.txt
+++ b/Changelog-Trunk.txt
@@ -3,6 +3,8 @@ Date Added
AS OF SVN REV. 5091, WE ARE NOW USING TRUNK. ALL UNTESTED BUGFIXES/FEATURES GO INTO TRUNK.
IF YOU HAVE A WORKING AND TESTED BUGFIX PUT IT INTO STABLE AS WELL AS TRUNK.
+2008/06/10
+ * Added experimental code to set the socket limit at runtime. [FlavioJS]
2008/06/09
* Fixed SN_SHARPSHOOTING doing 100% atk less damage than it should, bugreport:1654
* Fixed Active Guild skills not working when WoE is OFF, follow up on r12770, bugreport:1653 and bugreport:1637
diff --git a/configure b/configure
index fcf9e42d7..39e0ecdcd 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
#! /bin/sh
-# From configure.in Revision: 12729 .
+# From configure.in Revision: 12803 .
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.61.
#
@@ -3987,6 +3987,97 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
#
+# setrlimit - used to set the socket limit
+#
+{ echo "$as_me:$LINENO: checking for setrlimit" >&5
+echo $ECHO_N "checking for setrlimit... $ECHO_C" >&6; }
+if test "${ac_cv_func_setrlimit+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define setrlimit to an innocuous variant, in case <limits.h> declares setrlimit.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define setrlimit innocuous_setrlimit
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char setrlimit (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef setrlimit
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char setrlimit ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined __stub_setrlimit || defined __stub___setrlimit
+choke me
+#endif
+
+int
+main ()
+{
+return setrlimit ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_func_setrlimit=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_func_setrlimit=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_func_setrlimit" >&5
+echo "${ECHO_T}$ac_cv_func_setrlimit" >&6; }
+if test $ac_cv_func_setrlimit = yes; then
+ CFLAGS="$CFLAGS -DHAVE_SETRLIMIT"
+fi
+
+
+
+
+#
# Memory manager
#
case $enable_manager in
diff --git a/configure.in b/configure.in
index 5134ee3cc..d9deb8710 100644
--- a/configure.in
+++ b/configure.in
@@ -292,6 +292,13 @@ AC_COMPILE_IFELSE(
#
+# setrlimit - used to set the socket limit
+#
+AC_CHECK_FUNC([setrlimit],[CFLAGS="$CFLAGS -DHAVE_SETRLIMIT"])
+
+
+
+#
# Memory manager
#
case $enable_manager in
diff --git a/src/common/socket.c b/src/common/socket.c
index 9b48f0401..7addc271b 100644
--- a/src/common/socket.c
+++ b/src/common/socket.c
@@ -32,6 +32,10 @@
#ifndef SIOCGIFCONF
#include <sys/sockio.h> // SIOCGIFCONF on Solaris, maybe others? [Shinomori]
#endif
+
+ #ifdef HAVE_SETRLIMIT
+ #include <sys/resource.h>
+ #endif
#endif
/////////////////////////////////////////////////////////////////////
@@ -1200,6 +1204,23 @@ void socket_init(void)
return;
}
}
+#elif defined(HAVE_SETRLIMIT)
+ {// set socket limit to FD_SETSIZE
+ struct rlimit rlp;
+ if( 0 == getrlimit(RLIMIT_NOFILE, &rlp) )
+ {
+ rlp.rlim_cur = FD_SETSIZE;
+ if( 0 != setrlimit(RLIMIT_NOFILE, &rlp) )
+ {// failed, try setting the maximum too (permission to change system limits is required)
+ rlp.rlim_max = FD_SETSIZE;
+ if( 0 != setrlimit(RLIMIT_NOFILE, &rlp) )
+ {// failed
+ getrlimit(RLIMIT_NOFILE, &rlp);
+ ShowWarning("socket_init: %s - failed to set socket limit to %d (current limit %d).\n", strerror(errno), FD_SETSIZE, (int)rlp.rlim_cur);
+ }
+ }
+ }
+ }
#endif
// Get initial local ips