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asterisk
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Lose the CAP_NET_ADMIN at every fork, instead of at startup. Otherwise, if

Browse Source 
Asterisk runs as a non-root user and the administrator does a 'restart now',
Asterisk loses the ability to set QOS on packets.
(closes issue #14004)
 Reported by: nemo
 Patches: 
       20090105__bug14004.diff.txt uploaded by Corydon76 (license 14)
 Tested by: Corydon76


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@172438 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.4
Tilghman Lesher 17 years ago
parent 3209942b7e
commit c257ffeed0
12 changed files with 179 additions and 21 deletions
Show Stats Download Patch File Download Diff File

17
apps/app_dahdiras.c
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@ -27,6 +27,7 @@
/*** MODULEINFO /*** MODULEINFO
<depend>dahdi</depend> <depend>dahdi</depend>
<depend>working_fork</depend>
***/ ***/
#include "asterisk.h" #include "asterisk.h"
@ -48,6 +49,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <errno.h> #include <errno.h>
#include <stdio.h> #include <stdio.h>
#include <fcntl.h> #include <fcntl.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -92,6 +96,9 @@ static pid_t spawn_ras(struct ast_channel *chan, char *args)
int argc = 0; int argc = 0;
char *stringp=NULL; char *stringp=NULL;
sigset_t fullset, oldset; sigset_t fullset, oldset;
#ifdef HAVE_CAP
cap_t cap;
#endif
sigfillset(&fullset); sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset); pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
@ -103,6 +110,16 @@ static pid_t spawn_ras(struct ast_channel *chan, char *args)
return pid; return pid;
} }
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
/* Restore original signal handlers */ /* Restore original signal handlers */
for (x=0;x<NSIG;x++) for (x=0;x<NSIG;x++)
signal(x, SIG_DFL); signal(x, SIG_DFL);

16
apps/app_externalivr.c
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@ -31,6 +31,10 @@
* \ingroup applications * \ingroup applications
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -41,6 +45,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <unistd.h> #include <unistd.h>
#include <errno.h> #include <errno.h>
#include <signal.h> #include <signal.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -317,6 +324,15 @@ static int app_exec(struct ast_channel *chan, void *data)
if (!pid) { if (!pid) {
/* child process */ /* child process */
int i; int i;
#ifdef HAVE_CAP
cap_t cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);
pthread_sigmask(SIG_UNBLOCK, &fullset, NULL); pthread_sigmask(SIG_UNBLOCK, &fullset, NULL);

37
apps/app_festival.c
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@ -25,6 +25,10 @@
* \ingroup applications * \ingroup applications
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -46,6 +50,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <fcntl.h> #include <fcntl.h>
#include <ctype.h> #include <ctype.h>
#include <errno.h> #include <errno.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/file.h" #include "asterisk/file.h"
#include "asterisk/logger.h" #include "asterisk/logger.h"
@ -132,21 +139,33 @@ static int send_waveform_to_fd(char *waveform, int length, int fd) {
char c; char c;
#endif #endif
sigset_t fullset, oldset; sigset_t fullset, oldset;
#ifdef HAVE_CAP
cap_t cap;
#endif
sigfillset(&fullset); sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset); pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
res = fork(); res = fork();
if (res < 0) if (res < 0)
ast_log(LOG_WARNING, "Fork failed\n"); ast_log(LOG_WARNING, "Fork failed\n");
if (res) { if (res) {
pthread_sigmask(SIG_SETMASK, &oldset, NULL); pthread_sigmask(SIG_SETMASK, &oldset, NULL);
return res; return res;
}
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
for (x=0;x<256;x++) {
if (x != fd)
close(x);
} }
for (x=0;x<256;x++) {
if (x != fd)
close(x);
}
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);

20
apps/app_ices.c
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@ -25,6 +25,10 @@
* \ingroup applications * \ingroup applications
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -37,6 +41,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <fcntl.h> #include <fcntl.h>
#include <sys/time.h> #include <sys/time.h>
#include <errno.h> #include <errno.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -65,6 +72,9 @@ static int icesencode(char *filename, int fd)
int res; int res;
int x; int x;
sigset_t fullset, oldset; sigset_t fullset, oldset;
#ifdef HAVE_CAP
cap_t cap;
#endif
sigfillset(&fullset); sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset); pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
@ -81,6 +91,16 @@ static int icesencode(char *filename, int fd)
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);
pthread_sigmask(SIG_UNBLOCK, &fullset, NULL); pthread_sigmask(SIG_UNBLOCK, &fullset, NULL);
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);
dup2(fd, STDIN_FILENO); dup2(fd, STDIN_FILENO);

22
apps/app_mp3.c
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@ -25,6 +25,10 @@
* \ingroup applications * \ingroup applications
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -36,6 +40,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <unistd.h> #include <unistd.h>
#include <fcntl.h> #include <fcntl.h>
#include <sys/time.h> #include <sys/time.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -65,6 +72,9 @@ static int mp3play(char *filename, int fd)
int res; int res;
int x; int x;
sigset_t fullset, oldset; sigset_t fullset, oldset;
#ifdef HAVE_CAP
cap_t cap;
#endif
sigfillset(&fullset); sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset); pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
@ -76,6 +86,15 @@ static int mp3play(char *filename, int fd)
pthread_sigmask(SIG_SETMASK, &oldset, NULL); pthread_sigmask(SIG_SETMASK, &oldset, NULL);
return res; return res;
} }
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);
@ -83,8 +102,7 @@ static int mp3play(char *filename, int fd)
dup2(fd, STDOUT_FILENO); dup2(fd, STDOUT_FILENO);
for (x=STDERR_FILENO + 1;x<256;x++) { for (x=STDERR_FILENO + 1;x<256;x++) {
if (x != STDOUT_FILENO) close(x);
close(x);
} }
/* Execute mpg123, but buffer if it's a net connection */ /* Execute mpg123, but buffer if it's a net connection */
if (!strncasecmp(filename, "http://", 7)) { if (!strncasecmp(filename, "http://", 7)) {

19
apps/app_nbscat.c
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@ -25,6 +25,10 @@
* \ingroup applications * \ingroup applications
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -37,6 +41,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <fcntl.h> #include <fcntl.h>
#include <sys/time.h> #include <sys/time.h>
#include <sys/socket.h> #include <sys/socket.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -69,6 +76,9 @@ static int NBScatplay(int fd)
int res; int res;
int x; int x;
sigset_t fullset, oldset; sigset_t fullset, oldset;
#ifdef HAVE_CAP
cap_t cap;
#endif
sigfillset(&fullset); sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset); pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
@ -83,6 +93,15 @@ static int NBScatplay(int fd)
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);
pthread_sigmask(SIG_UNBLOCK, &fullset, NULL); pthread_sigmask(SIG_UNBLOCK, &fullset, NULL);
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);

2
autoconf/ast_func_fork.m4
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@ -39,6 +39,8 @@ else
fi fi
if test "x$ac_cv_func_fork_works" = xyes; then if test "x$ac_cv_func_fork_works" = xyes; then
AC_DEFINE(HAVE_WORKING_FORK, 1, [Define to 1 if `fork' works.]) AC_DEFINE(HAVE_WORKING_FORK, 1, [Define to 1 if `fork' works.])
PBX_WORKING_FORK=1
AC_SUBST(PBX_WORKING_FORK)
fi fi
])# AST_FUNC_FORK ])# AST_FUNC_FORK

1
build_tools/menuselect-deps.in
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@ -39,3 +39,4 @@ ISDNNET=@PBX_ISDNNET@
MISDN=@PBX_MISDN@ MISDN=@PBX_MISDN@
SUPPSERV=@PBX_SUPPSERV@ SUPPSERV=@PBX_SUPPSERV@
GNU_LD=@GNU_LD@ GNU_LD=@GNU_LD@
WORKING_FORK=@PBX_WORKING_FORK@

10
configure vendored
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@ -1,5 +1,5 @@
#! /bin/sh #! /bin/sh
# From configure.ac Revision: 159808 . # From configure.ac Revision: 164343 .
# Guess values for system-dependent variables and create Makefiles. # Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.61 for asterisk 1.4. # Generated by GNU Autoconf 2.61 for asterisk 1.4.
# #
@ -883,6 +883,7 @@ ZAPTEL_DIR
PBX_ZAPTEL PBX_ZAPTEL
ALLOCA ALLOCA
LIBOBJS LIBOBJS
PBX_WORKING_FORK
POW_LIB POW_LIB
GC_CFLAGS GC_CFLAGS
GC_LDFLAGS GC_LDFLAGS
@ -12114,6 +12115,8 @@ cat >>confdefs.h <<\_ACEOF
#define HAVE_WORKING_FORK 1 #define HAVE_WORKING_FORK 1
_ACEOF _ACEOF
PBX_WORKING_FORK=1
fi fi
{ echo "$as_me:$LINENO: checking for _LARGEFILE_SOURCE value needed for large files" >&5 { echo "$as_me:$LINENO: checking for _LARGEFILE_SOURCE value needed for large files" >&5
@ -32546,6 +32549,7 @@ ZAPTEL_DIR!$ZAPTEL_DIR$ac_delim
PBX_ZAPTEL!$PBX_ZAPTEL$ac_delim PBX_ZAPTEL!$PBX_ZAPTEL$ac_delim
ALLOCA!$ALLOCA$ac_delim ALLOCA!$ALLOCA$ac_delim
LIBOBJS!$LIBOBJS$ac_delim LIBOBJS!$LIBOBJS$ac_delim
PBX_WORKING_FORK!$PBX_WORKING_FORK$ac_delim
POW_LIB!$POW_LIB$ac_delim POW_LIB!$POW_LIB$ac_delim
GC_CFLAGS!$GC_CFLAGS$ac_delim GC_CFLAGS!$GC_CFLAGS$ac_delim
GC_LDFLAGS!$GC_LDFLAGS$ac_delim GC_LDFLAGS!$GC_LDFLAGS$ac_delim
@ -32572,7 +32576,6 @@ PBX_SPEEX_PREPROCESS!$PBX_SPEEX_PREPROCESS$ac_delim
PBX_ZAPTEL_VLDTMF!$PBX_ZAPTEL_VLDTMF$ac_delim PBX_ZAPTEL_VLDTMF!$PBX_ZAPTEL_VLDTMF$ac_delim
EDITLINE_LIB!$EDITLINE_LIB$ac_delim EDITLINE_LIB!$EDITLINE_LIB$ac_delim
PBX_H323!$PBX_H323$ac_delim PBX_H323!$PBX_H323$ac_delim
PBX_IXJUSER!$PBX_IXJUSER$ac_delim
_ACEOF _ACEOF
if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then
@ -32614,6 +32617,7 @@ _ACEOF
ac_delim='%!_!# ' ac_delim='%!_!# '
for ac_last_try in false false false false false :; do for ac_last_try in false false false false false :; do
cat >conf$$subs.sed <<_ACEOF cat >conf$$subs.sed <<_ACEOF
PBX_IXJUSER!$PBX_IXJUSER$ac_delim
GTKCONFIG!$GTKCONFIG$ac_delim GTKCONFIG!$GTKCONFIG$ac_delim
PBX_GTK!$PBX_GTK$ac_delim PBX_GTK!$PBX_GTK$ac_delim
GTK_INCLUDE!$GTK_INCLUDE$ac_delim GTK_INCLUDE!$GTK_INCLUDE$ac_delim
@ -32626,7 +32630,7 @@ CURL_CONFIG!$CURL_CONFIG$ac_delim
LTLIBOBJS!$LTLIBOBJS$ac_delim LTLIBOBJS!$LTLIBOBJS$ac_delim
_ACEOF _ACEOF
if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 10; then if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 11; then
break break
elif $ac_last_try; then elif $ac_last_try; then
{ { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5 { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5

13
main/asterisk.c
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@ -818,6 +818,15 @@ int ast_safe_system(const char *s)
#endif #endif
if (pid == 0) { if (pid == 0) {
#ifdef HAVE_CAP
cap_t cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
#ifdef HAVE_WORKING_FORK #ifdef HAVE_WORKING_FORK
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);
@ -842,7 +851,7 @@ int ast_safe_system(const char *s)
} }
ast_unreplace_sigchld(); ast_unreplace_sigchld();
#else #else /* !defined(HAVE_WORKING_FORK) && !defined(HAVE_WORKING_VFORK) */
res = -1; res = -1;
#endif #endif
@ -2914,7 +2923,7 @@ int main(int argc, char *argv[])
if (has_cap) { if (has_cap) {
cap_t cap; cap_t cap;
cap = cap_from_text("cap_net_admin=ep"); cap = cap_from_text("cap_net_admin=eip");
if (cap_set_proc(cap)) if (cap_set_proc(cap))
ast_log(LOG_WARNING, "Unable to install capabilities.\n"); ast_log(LOG_WARNING, "Unable to install capabilities.\n");

17
res/res_agi.c
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@ -23,6 +23,10 @@
* \author Mark Spencer <markster@digium.com> * \author Mark Spencer <markster@digium.com>
*/ */
/*** MODULEINFO
<depend>working_fork</depend>
***/
#include "asterisk.h" #include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
@ -44,6 +48,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <fcntl.h> #include <fcntl.h>
#include <errno.h> #include <errno.h>
#include <sys/wait.h> #include <sys/wait.h>
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/file.h" #include "asterisk/file.h"
#include "asterisk/logger.h" #include "asterisk/logger.h"
@ -308,6 +315,16 @@ static enum agi_result launch_script(char *script, char *argv[], int *fds, int *
return AGI_RESULT_FAILURE; return AGI_RESULT_FAILURE;
} }
if (!pid) { if (!pid) {
#ifdef HAVE_CAP
cap_t cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
/* Careful with order! Logging cannot happen after we close FDs */
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
/* Pass paths to AGI via environmental variables */ /* Pass paths to AGI via environmental variables */
setenv("AST_CONFIG_DIR", ast_config_AST_CONFIG_DIR, 1); setenv("AST_CONFIG_DIR", ast_config_AST_CONFIG_DIR, 1);
setenv("AST_CONFIG_FILE", ast_config_AST_CONFIG_FILE, 1); setenv("AST_CONFIG_FILE", ast_config_AST_CONFIG_FILE, 1);

26
res/res_musiconhold.c
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@ -28,6 +28,7 @@
/*** MODULEINFO /*** MODULEINFO
<conflict>win32</conflict> <conflict>win32</conflict>
<use>dahdi</use> <use>dahdi</use>
<depend>working_fork</depend>
***/ ***/
#include "asterisk.h" #include "asterisk.h"
@ -51,6 +52,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#ifdef SOLARIS #ifdef SOLARIS
#include <thread.h> #include <thread.h>
#endif #endif
#ifdef HAVE_CAP
#include <sys/capability.h>
#endif /* HAVE_CAP */
#include "asterisk/lock.h" #include "asterisk/lock.h"
#include "asterisk/file.h" #include "asterisk/file.h"
@ -450,7 +454,15 @@ static int spawn_mp3(struct mohclass *class)
return -1; return -1;
} }
if (!class->pid) { if (!class->pid) {
/* Child */
int x; int x;
#ifdef HAVE_CAP
cap_t cap;
#endif
if (strcasecmp(class->dir, "nodir") && chdir(class->dir) < 0) {
ast_log(LOG_WARNING, "chdir() failed: %s\n", strerror(errno));
_exit(1);
}
if (ast_opt_high_priority) if (ast_opt_high_priority)
ast_set_priority(0); ast_set_priority(0);
@ -459,6 +471,14 @@ static int spawn_mp3(struct mohclass *class)
signal(SIGPIPE, SIG_DFL); signal(SIGPIPE, SIG_DFL);
pthread_sigmask(SIG_UNBLOCK, &signal_set, NULL); pthread_sigmask(SIG_UNBLOCK, &signal_set, NULL);
#ifdef HAVE_CAP
cap = cap_from_text("cap_net_admin-eip");
if (cap_set_proc(cap)) {
ast_log(LOG_WARNING, "Unable to remove capabilities.\n");
}
cap_free(cap);
#endif
close(fds[0]); close(fds[0]);
/* Stdout goes to pipe */ /* Stdout goes to pipe */
dup2(fds[1], STDOUT_FILENO); dup2(fds[1], STDOUT_FILENO);
@ -468,12 +488,8 @@ static int spawn_mp3(struct mohclass *class)
close(x); close(x);
} }
} }
/* Child */
if (strcasecmp(class->dir, "nodir") && chdir(class->dir) < 0) {
ast_log(LOG_WARNING, "chdir() failed: %s\n", strerror(errno));
_exit(1);
}
setpgid(0, getpid()); setpgid(0, getpid());
if (ast_test_flag(class, MOH_CUSTOM)) { if (ast_test_flag(class, MOH_CUSTOM)) {
execv(argv[0], argv); execv(argv[0], argv);
} else { } else {

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