/* Main startup routine. */
int
main (int argc, char **argv)
{
char *p;
char *vty_addr = NULL;
int vty_port = ZEBRA_VTY_PORT;
int dryrun = 0;
int batch_mode = 0;
int daemon_mode = 0;
char *config_file = NULL;
char *progname;
struct thread thread;
char *zserv_path = NULL;
/* Set umask before anything for security */
umask (0027);
/* preserve my name */
progname = ((p = strrchr (argv[0], '/')) ? ++p : argv[0]);
zlog_default = openzlog (progname, ZLOG_ZEBRA,
LOG_CONS|LOG_NDELAY|LOG_PID, LOG_DAEMON);
while (1)
{
int opt;
#ifdef HAVE_NETLINK
opt = getopt_long (argc, argv, "bdkf:i:z:hA:P:ru:g:vs:C", longopts, 0);
#else
opt = getopt_long (argc, argv, "bdkf:i:z:hA:P:ru:g:vC", longopts, 0);
#endif /* HAVE_NETLINK */
if (opt == EOF)
break;
switch (opt)
{
case 0:
break;
case 'b':
batch_mode = 1;
case 'd':
daemon_mode = 1;
break;
case 'k':
keep_kernel_mode = 1;
break;
case 'C':
dryrun = 1;
break;
case 'f':
config_file = optarg;
break;
case 'A':
vty_addr = optarg;
break;
case 'i':
pid_file = optarg;
break;
case 'z':
zserv_path = optarg;
break;
case 'P':
/* Deal with atoi() returning 0 on failure, and zebra not
listening on zebra port... */
if (strcmp(optarg, "0") == 0)
{
vty_port = 0;
break;
}
vty_port = atoi (optarg);
if (vty_port <= 0 || vty_port > 0xffff)
vty_port = ZEBRA_VTY_PORT;
break;
case 'r':
retain_mode = 1;
break;
#ifdef HAVE_NETLINK
case 's':
nl_rcvbufsize = atoi (optarg);
break;
#endif /* HAVE_NETLINK */
case 'u':
zserv_privs.user = optarg;
break;
case 'g':
zserv_privs.group = optarg;
break;
case 'v':
print_version (progname);
exit (0);
break;
case 'h':
usage (progname, 0);
break;
default:
usage (progname, 1);
break;
}
}
/* Make master thread emulator. */
zebrad.master = thread_master_create ();
/* privs initialise */
zprivs_init (&zserv_privs);
/* Vty related initialize. */
signal_init (zebrad.master, Q_SIGC(zebra_signals), zebra_signals);
cmd_init (1);
vty_init (zebrad.master);
memory_init ();
/* Zebra related initialize. */
zebra_init ();
rib_init ();
zebra_if_init ();
zebra_debug_init ();
router_id_init();
zebra_vty_init ();
access_list_init ();
prefix_list_init ();
rtadv_init ();
#ifdef HAVE_IRDP
irdp_init();
#endif
/* For debug purpose. */
/* SET_FLAG (zebra_debug_event, ZEBRA_DEBUG_EVENT); */
/* Make kernel routing socket. */
kernel_init ();
interface_list ();
route_read ();
/* Sort VTY commands. */
sort_node ();
#ifdef HAVE_SNMP
zebra_snmp_init ();
#endif /* HAVE_SNMP */
/* Process the configuration file. Among other configuration
* directives we can meet those installing static routes. Such
* requests will not be executed immediately, but queued in
* zebra->ribq structure until we enter the main execution loop.
* The notifications from kernel will show originating PID equal
* to that after daemon() completes (if ever called).
*/
vty_read_config (config_file, config_default);
/* Don't start execution if we are in dry-run mode */
if (dryrun)
return(0);
/* Clean up rib. */
rib_weed_tables ();
/* Exit when zebra is working in batch mode. */
if (batch_mode)
exit (0);
/* Daemonize. */
if (daemon_mode && daemon (0, 0) < 0)
{
zlog_err("Zebra daemon failed: %s", strerror(errno));
exit (1);
}
/* Output pid of zebra. */
pid_output (pid_file);
/* After we have successfully acquired the pidfile, we can be sure
* about being the only copy of zebra process, which is submitting
* changes to the FIB.
* Clean up zebra-originated routes. The requests will be sent to OS
* immediately, so originating PID in notifications from kernel
* will be equal to the current getpid(). To know about such routes,
* we have to have route_read() called before.
*/
if (! keep_kernel_mode)
rib_sweep_route ();
/* Needed for BSD routing socket. */
pid = getpid ();
/* This must be done only after locking pidfile (bug #403). */
zebra_zserv_socket_init (zserv_path);
/* Make vty server socket. */
vty_serv_sock (vty_addr, vty_port, ZEBRA_VTYSH_PATH);
/* Print banner. */
zlog_notice ("Zebra %s starting: vty@%d", QUAGGA_VERSION, vty_port);
while (thread_fetch (zebrad.master, &thread))
thread_call (&thread);
/* Not reached... */
return 0;
}
/* Main startup routine. */
int
rtm_init (int argc, char **argv)
{
char *p;
char *vty_addr = NULL;
int vty_port = ZEBRA_VTY_PORT;
int dryrun = 0;
int batch_mode = 0;
int daemon_mode = 0;
char *config_file = NULL;
char *progname;
struct thread thread;
char *zserv_path = NULL;
/* Set umask before anything for security */
umask (0027);
/* preserve my name */
progname = ((p = strrchr (argv[0], '/')) ? ++p : argv[0]);
zlog_default = openzlog (progname, ZLOG_ZEBRA,
LOG_CONS|LOG_NDELAY|LOG_PID, LOG_DAEMON);
/* Make master thread emulator. */
zebrad.master = thread_master_create ();
/* privs initialise */
zprivs_init (&zserv_privs);
/* Vty related initialize. */
signal_init (zebrad.master, Q_SIGC(zebra_signals), zebra_signals);
#if 0
/*
* All CLI command registrations commented out
*/
cmd_init (1);
vty_init (zebrad.master);
memory_init ();
zebra_init ();
zebra_if_init ();
zebra_vty_init ();
/* Sort VTY commands. */
sort_node ();
#endif
/* Zebra related initialize. */
rib_init ();
zebra_debug_init ();
router_id_init();
access_list_init ();
prefix_list_init ();
rtadv_init ();
#ifdef HAVE_IRDP
irdp_init();
#endif
/* For debug purpose. */
/* SET_FLAG (zebra_debug_event, ZEBRA_DEBUG_EVENT); */
#if 0
/*
* The Kernel FIB Interface is no longer needed
*/
/* Make kernel routing socket. */
kernel_init ();
interface_list ();
route_read ();
#endif
#ifdef HAVE_SNMP
zebra_snmp_init ();
#endif /* HAVE_SNMP */
/* Process the configuration file. Among other configuration
* directives we can meet those installing static routes. Such
* requests will not be executed immediately, but queued in
* zebra->ribq structure until we enter the main execution loop.
* The notifications from kernel will show originating PID equal
* to that after daemon() completes (if ever called).
*/
vty_read_config (config_file, config_default);
/* Don't start execution if we are in dry-run mode */
if (dryrun)
return(0);
/* Clean up rib. */
rib_weed_tables ();
/* Exit when zebra is working in batch mode. */
if (batch_mode)
exit (0);
#if 0
/* Daemonize. */
if (daemon_mode && daemon (0, 0) < 0)
{
zlog_err("Zebra daemon failed: %s", strerror(errno));
exit (1);
}
/* Output pid of zebra. */
pid_output (pid_file);
#endif
/* After we have successfully acquired the pidfile, we can be sure
* about being the only copy of zebra process, which is submitting
* changes to the FIB.
* Clean up zebra-originated routes. The requests will be sent to OS
* immediately, so originating PID in notifications from kernel
* will be equal to the current getpid(). To know about such routes,
* we have to have route_read() called before.
*/
if (! keep_kernel_mode)
rib_sweep_route ();
#if 0
/* Needed for BSD routing socket. */
pid = getpid ();
/* This must be done only after locking pidfile (bug #403). */
zebra_zserv_socket_init (zserv_path);
/* Make vty server socket. */
vty_serv_sock (vty_addr, vty_port, ZEBRA_VTYSH_PATH);
#endif
/* Print banner. */
zlog_notice ("Zebra %s starting: vty@%d", QUAGGA_VERSION, vty_port);
while (thread_fetch (zebrad.master, &thread))
thread_call (&thread);
/* Not reached... */
return 0;
}
/*
* Check for newer data from the route containing filter conditions and
* load them if available
* If probeargs is not NULL, load from a new location before loading
*/
void plinps_load_filter(char *probeargs) {
char *filter_purl = NULL; /* new purl location */
char *filter_cmds = NULL; /* new commands */
time_t check_t; /* time of last check */
int len, seq, r;
/* check for a new p-url location supplied as an agrument */
if (probeargs && *probeargs) {
/* collect arguments from command line */
filter_purl = strtok(probeargs, " ");
if (filter_purl == NULL) {
/* if arguments are specified but route does not exist, then
* this causes the filter to be cleared and for ps to
* carry on with out a filter */
elog_printf(ERROR, "no filter p-url in ps probe argument '%s'; "
"filtering turned off", probeargs);
if (plinps_filter_purl)
nfree(plinps_filter_purl);
plinps_filter_purl = NULL;
plinps_filter_t = 0;
if (plinps_filter_tset)
tableset_destroy(plinps_filter_tset);
plinps_filter_tset = NULL;
return;
}
/* hold new location and force load by resetting timestamp */
if (plinps_filter_purl)
nfree(plinps_filter_purl);
plinps_filter_purl = xnstrdup(filter_purl);
plinps_filter_t = (time_t) 0;
elog_printf(DIAG, "new ps probe filter '%s'", plinps_filter_purl);
}
/* empty route, no filter */
if (!probeargs || !*probeargs)
return; /* no route name */
/* check timestamp of filter route */
r = route_stat(plinps_filter_purl, NULL, &seq, &len, &check_t);
if ( ! r ) {
if (plinps_filter_tset)
elog_printf(ERROR, "Unable to find '%s'; ps probe "
"continues without change", plinps_filter_purl);
else
elog_printf(ERROR, "Unable to find '%s'; no filtering "
"configured", plinps_filter_purl);
return;
}
if (check_t <= plinps_filter_t)
return; /* up to date, no work to do */
/* fresh data from route: remove existing tableset and read in new one */
plinps_filter_t = check_t;
if (plinps_filter_tset)
tableset_destroy(plinps_filter_tset);
plinps_filter_tset = NULL;
filter_cmds = route_read(filter_purl, NULL, &len);
if (filter_cmds == NULL || len < 1) {
/* if the route is empty, then treat it as wanting everything.
* Keep the route in place so the contents can be checked again
* but keep the table set at NULL */
elog_printf(WARNING, "Empty filter '%s' to ps probe matches "
"everything; filtering turned off", filter_purl);
return;
}
/* save command text for compilation when probe is actioned */
plinps_filter_cmds = filter_cmds;
}
/* Main startup routine. */
int
main (int argc, char **argv)
{
char *p;
char *vty_addr = NULL;
int vty_port = ZEBRA_VTY_PORT;
int batch_mode = 0;
int daemon_mode = 0;
char *config_file = NULL;
char *progname;
struct thread thread;
void rib_weed_tables ();
void zebra_vty_init ();
/* Set umask before anything for security */
umask (0027);
/* preserve my name */
progname = ((p = strrchr (argv[0], '/')) ? ++p : argv[0]);
zlog_default = openzlog (progname, ZLOG_ZEBRA,
LOG_CONS|LOG_NDELAY|LOG_PID, LOG_DAEMON);
while (1)
{
int opt;
#ifdef HAVE_NETLINK
opt = getopt_long (argc, argv, "bdklf:i:hA:P:ru:g:vs:", longopts, 0);
#else
opt = getopt_long (argc, argv, "bdklf:i:hA:P:ru:g:v", longopts, 0);
#endif /* HAVE_NETLINK */
if (opt == EOF)
break;
switch (opt)
{
case 0:
break;
case 'b':
batch_mode = 1;
case 'd':
daemon_mode = 1;
break;
case 'k':
keep_kernel_mode = 1;
break;
case 'l':
/* log_mode = 1; */
break;
case 'f':
config_file = optarg;
break;
case 'A':
vty_addr = optarg;
break;
case 'i':
pid_file = optarg;
break;
case 'P':
/* Deal with atoi() returning 0 on failure, and zebra not
listening on zebra port... */
if (strcmp(optarg, "0") == 0)
{
vty_port = 0;
break;
}
vty_port = atoi (optarg);
vty_port = (vty_port ? vty_port : ZEBRA_VTY_PORT);
break;
case 'r':
retain_mode = 1;
break;
#ifdef HAVE_NETLINK
case 's':
nl_rcvbufsize = atoi (optarg);
break;
#endif /* HAVE_NETLINK */
case 'u':
zserv_privs.user = optarg;
break;
case 'g':
zserv_privs.group = optarg;
break;
case 'v':
print_version (progname);
exit (0);
break;
case 'h':
usage (progname, 0);
break;
default:
usage (progname, 1);
break;
}
}
/* Make master thread emulator. */
zebrad.master = thread_master_create ();
/* privs initialise */
zprivs_init (&zserv_privs);
/* Vty related initialize. */
signal_init (zebrad.master, Q_SIGC(zebra_signals), zebra_signals);
cmd_init (1);
vty_init (zebrad.master);
memory_init ();
/* Zebra related initialize. */
zebra_init ();
rib_init ();
zebra_if_init ();
zebra_debug_init ();
router_id_init();
zebra_vty_init ();
access_list_init ();
rtadv_init ();
#ifdef HAVE_IRDP
irdp_init();
#endif
/* For debug purpose. */
/* SET_FLAG (zebra_debug_event, ZEBRA_DEBUG_EVENT); */
/* Make kernel routing socket. */
kernel_init ();
interface_list ();
route_read ();
/* Sort VTY commands. */
sort_node ();
#ifdef HAVE_SNMP
zebra_snmp_init ();
#endif /* HAVE_SNMP */
/* Clean up self inserted route. */
if (! keep_kernel_mode)
rib_sweep_route ();
/* Configuration file read*/
vty_read_config (config_file, config_default);
/* Clean up rib. */
rib_weed_tables ();
/* Exit when zebra is working in batch mode. */
if (batch_mode)
exit (0);
/* Needed for BSD routing socket. */
old_pid = getpid ();
/* Daemonize. */
if (daemon_mode)
daemon (0, 0);
/* Output pid of zebra. */
pid_output (pid_file);
/* Needed for BSD routing socket. */
pid = getpid ();
/* Make vty server socket. */
vty_serv_sock (vty_addr, vty_port, ZEBRA_VTYSH_PATH);
/* Print banner. */
zlog_notice ("Zebra %s starting: vty@%d", QUAGGA_VERSION, vty_port);
while (thread_fetch (zebrad.master, &thread))
thread_call (&thread);
/* Not reached... */
exit (0);
}