From d43aab71e6d7eccc1d7710c351c708da388f3388 Mon Sep 17 00:00:00 2001 From: FlavioJS Date: Mon, 9 Jun 2008 23:44:52 +0000 Subject: * 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 --- Changelog-Trunk.txt | 2 ++ configure | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++- configure.in | 7 ++++ src/common/socket.c | 21 ++++++++++++ 4 files changed, 122 insertions(+), 1 deletion(-) 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. # @@ -3986,6 +3986,97 @@ 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 declares setrlimit. + For example, HP-UX 11i declares gettimeofday. */ +#define setrlimit innocuous_setrlimit + +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char setrlimit (); below. + Prefer to if __STDC__ is defined, since + exists even on freestanding compilers. */ + +#ifdef __STDC__ +# include +#else +# include +#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 # diff --git a/configure.in b/configure.in index 5134ee3cc..d9deb8710 100644 --- a/configure.in +++ b/configure.in @@ -291,6 +291,13 @@ AC_COMPILE_IFELSE( # +# +# setrlimit - used to set the socket limit +# +AC_CHECK_FUNC([setrlimit],[CFLAGS="$CFLAGS -DHAVE_SETRLIMIT"]) + + + # # Memory manager # 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 // SIOCGIFCONF on Solaris, maybe others? [Shinomori] #endif + + #ifdef HAVE_SETRLIMIT + #include + #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 -- cgit v1.2.3-60-g2f50