int main(int argc, char *argv[])
{
char *conffile = NULL;
int request_kill = 0, show_message = 0;
if (!read_parameters(argc, argv, &conffile, &request_kill, &show_message)) {
print_usage(argv[0]);
return 1;
}
/* read the config file; conffile = NULL means use the default. */
if (!read_config(conffile))
return 1; /* error reading the config file */
setup_defaults();
if (request_kill) {
kill_server();
return 0;
}
if (show_message) {
signal_message();
return 0;
}
setup_signals();
/* Init files and directories.
* Start logging last, so that the log is only created if startup succeeds. */
if (!init_workdir() ||
!init_database() ||
!check_database() ||
!begin_logging())
return 1;
if (!settings.nodaemon) {
if (daemon(0, 0) == -1) {
settings.nodaemon = TRUE;
log_msg("could not detach from terminal: %s", strerror(errno));
return 1;
}
if (!create_pidfile())
return 1;
}
/* give this process and its children their own process group id for kill() */
setpgid(0, 0);
report_startup();
runserver();
/* shutdown */
remove_pidfile();
end_logging();
close_database();
remove_unix_socket();
free_config();
return 0;
}
static int
setup_server_sockets(int *ipv4fd, int *ipv6fd, int *unixfd, int epfd)
{
struct epoll_event ev;
ev.data.ptr = NULL;
ev.events = EPOLLIN | EPOLLET; /* epoll_wait waits for EPOLLERR and
EPOLLHUP as well */
if (!settings.disable_ipv6) {
settings.bind_addr_6.sin6_port = htons((unsigned short)settings.port);
*ipv6fd = init_server_socket((struct sockaddr *)&settings.bind_addr_6);
ev.data.fd = *ipv6fd;
if (*ipv6fd != -1)
epoll_ctl(epfd, EPOLL_CTL_ADD, *ipv6fd, &ev);
} else
*ipv6fd = -1;
if (!settings.disable_ipv4) {
settings.bind_addr_4.sin_port = htons((unsigned short)settings.port);
*ipv4fd = init_server_socket((struct sockaddr *)&settings.bind_addr_4);
ev.data.fd = *ipv4fd;
if (*ipv4fd != -1)
epoll_ctl(epfd, EPOLL_CTL_ADD, *ipv4fd, &ev);
} else
*ipv4fd = -1;
if (settings.bind_addr_unix.sun_family && remove_unix_socket()) {
int prevmask = umask(0);
*unixfd =
init_server_socket((struct sockaddr *)&settings.bind_addr_unix);
ev.data.fd = *unixfd;
if (*unixfd != -1)
epoll_ctl(epfd, EPOLL_CTL_ADD, *unixfd, &ev);
umask(prevmask);
}
if (*ipv4fd == -1 && *ipv6fd == -1) {
log_msg
("Failed to create any listening socket. Nothing to do except shut down.");
return FALSE;
}
return TRUE;
}
gint
accept_close_servers (ACCEPT_POOL ap, GError **err)
{
int *pSrv = NULL;
int max=0, nb_errors=0;
if (!ap) {
GSETERROR(err,"Invalid parameter");
return 0;
}
g_rec_mutex_lock (&(ap->mut));
if (ap->srv) {
pSrv = ap->srv;
max = ap->count;
}
ap->srv = NULL;
ap->count = 0;
g_rec_mutex_unlock (&(ap->mut));
if (pSrv) {
int i;
for (i=0; i<max ;i++) {
int fd = pSrv[ i ];
if (fd>=0) {
remove_unix_socket( fd );
errno=0;
metautils_pclose(&fd);
}
pSrv[ i ] = -1;
}
}
g_free(pSrv);
return nb_errors;
}
