X-Git-Url: https://git.librecmc.org/?p=oweals%2Ftinc.git;a=blobdiff_plain;f=src%2Fnet.c;h=7d81176a76d2cda89fd57f853305c1a1b1ca4bdd;hp=2e06a39e30b11afd75e9073087da30fac980c20e;hb=2764532ea72200d0a27ad2d79e6e299c00c62404;hpb=aa755206da4bcce3261ecd5dbfa41570a0155c73 diff --git a/src/net.c b/src/net.c index 2e06a39..7d81176 100644 --- a/src/net.c +++ b/src/net.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: net.c,v 1.35.4.74 2000/11/15 22:07:36 zarq Exp $ + $Id: net.c,v 1.35.4.75 2000/11/16 17:54:27 zarq Exp $ */ #include "config.h" @@ -72,6 +72,7 @@ #include "meta.h" #include "net.h" #include "netutl.h" +#include "process.h" #include "protocol.h" #include "subnet.h" @@ -94,134 +95,6 @@ char *unknown = NULL; subnet_t mymac; -list_t *child_pids; - -void _execute_script(const char *name) -{ - int error = 0; - char *scriptname; - char *s; - int fd; - - if(netname) - { - asprintf(&s, "NETNAME=%s", netname); - putenv(s); /* Don't free s! see man 3 putenv */ - } -#ifdef HAVE_UNSETENV - else - { - unsetenv("NETNAME"); - } -#endif - - if(chdir(confbase) < 0) - /* This cannot fail since we already read config files from this - directory. - Guus */ - /* Yes this can fail, somebody could have removed this directory - when we didn't pay attention. - Ivo */ - { - if(chdir("/") < 0) - /* Now if THIS fails, something wicked is going on. - Ivo */ - syslog(LOG_ERR, _("Couldn't chdir to `/': %m")); - - /* Continue anyway. */ - } - - asprintf(&scriptname, "%s/%s", confbase, name); - - /* Close all file descriptors */ - closelog(); - fcloseall(); - - /* Open standard input */ - if(open("/dev/null", O_RDONLY) < 0) - { - syslog(LOG_ERR, _("Opening `/dev/null' failed: %m")); - error = 1; - } - - if(!error) - { - /* Standard output directly goes to syslog */ - openlog(name, LOG_CONS | LOG_PID, LOG_DAEMON); - /* Standard error as well */ - if(dup2(1, 2) < 0) - { - syslog(LOG_ERR, _("System call `%s' failed: %m"), - "dup2"); - error = 1; - } - } - - if(error && debug_lvl > 1) - syslog(LOG_INFO, _("This means that any output the script generates will not be shown in syslog.")); - - execl(scriptname, NULL); - /* No return on success */ - - if(errno != ENOENT) /* Ignore if the file does not exist */ - syslog(LOG_WARNING, _("Error executing `%s': %m"), scriptname); - - /* No need to free things */ - exit(0); -} - -/* - Execute the given script. - This function doesn't really belong here. -*/ -int execute_script(const char *name) -{ - pid_t pid; - - if((pid = fork()) < 0) - { - syslog(LOG_ERR, _("System call `%s' failed: %m"), - "fork"); - return -1; - } - - if(pid) - { - list_append(child_pids, pid); - return 0; - } - - /* Child here */ - - _execute_script(name); -} - -int check_child(void *data) -{ - pid_t pid; - int status; - - pid = (pid_t) data; - pid = waitpid(pid, &status, WNOHANG); - if(WIFEXITED(status)) - { - if(WIFSIGNALED(status)) /* Child was killed by a signal */ - { - syslog(LOG_ERR, _("Child with PID %d was killed by signal %d (%s)"), - pid, WTERMSIG(status), strsignal(WTERMSIG(status))); - return -1; - } - if(WEXITSTATUS(status) != 0) - { - syslog(LOG_INFO, _("Child with PID %d exited with code %d"), - WEXITSTATUS(status)); - } - return -1; - } -} - -void check_children(void) -{ - list_forall_nodes(child_pids, check_child); -} - int xsend(conn_list_t *cl, vpn_packet_t *inpkt) { vpn_packet_t outpkt;