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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* STATICd - main code
* Copyright (C) 2018 Cumulus Networks, Inc.
* Donald Sharp
*/
#include <zebra.h>
#include <lib/version.h>
#include "getopt.h"
#include "frrevent.h"
#include "command.h"
#include "log.h"
#include "memory.h"
#include "privs.h"
#include "sigevent.h"
#include "libfrr.h"
#include "vrf.h"
#include "nexthop.h"
#include "filter.h"
#include "routing_nb.h"
#include "static_vrf.h"
#include "static_vty.h"
#include "static_routes.h"
#include "static_zebra.h"
#include "static_debug.h"
#include "static_nb.h"
#include "mgmt_be_client.h"
char backup_config_file[256];
bool mpls_enabled;
zebra_capabilities_t _caps_p[] = {
};
struct zebra_privs_t static_privs = {
#if defined(FRR_USER) && defined(FRR_GROUP)
.user = FRR_USER,
.group = FRR_GROUP,
#endif
#if defined(VTY_GROUP)
.vty_group = VTY_GROUP,
#endif
.caps_p = _caps_p,
.cap_num_p = array_size(_caps_p),
.cap_num_i = 0};
struct option longopts[] = { { 0 } };
/* Master of threads. */
struct event_loop *master;
static struct mgmt_be_client *mgmt_be_client;
static struct frr_daemon_info staticd_di;
/* SIGHUP handler. */
static void sighup(void)
{
zlog_info("SIGHUP received and ignored");
}
/* SIGINT / SIGTERM handler. */
static void sigint(void)
{
zlog_notice("Terminating on signal");
/* Disable BFD events to avoid wasting processing. */
bfd_protocol_integration_set_shutdown(true);
mgmt_be_client_destroy(mgmt_be_client);
static_vrf_terminate();
static_zebra_stop();
frr_fini();
exit(0);
}
/* SIGUSR1 handler. */
static void sigusr1(void)
{
zlog_rotate();
}
struct frr_signal_t static_signals[] = {
{
.signal = SIGHUP,
.handler = &sighup,
},
{
.signal = SIGUSR1,
.handler = &sigusr1,
},
{
.signal = SIGINT,
.handler = &sigint,
},
{
.signal = SIGTERM,
.handler = &sigint,
},
};
static const struct frr_yang_module_info *const staticd_yang_modules[] = {
&frr_interface_info,
&frr_vrf_info,
&frr_routing_info,
&frr_staticd_info,
};
/*
* NOTE: .flags == FRR_NO_SPLIT_CONFIG to avoid reading split config, mgmtd will
* do this for us now
*/
/* clang-format off */
FRR_DAEMON_INFO(staticd, STATIC,
.vty_port = STATIC_VTY_PORT,
.proghelp = "Implementation of STATIC.",
.signals = static_signals,
.n_signals = array_size(static_signals),
.privs = &static_privs,
.yang_modules = staticd_yang_modules,
.n_yang_modules = array_size(staticd_yang_modules),
.flags = FRR_NO_SPLIT_CONFIG,
);
/* clang-format on */
int main(int argc, char **argv, char **envp)
{
frr_preinit(&staticd_di, argc, argv);
frr_opt_add("", longopts, "");
while (1) {
int opt;
opt = frr_getopt(argc, argv, NULL);
if (opt == EOF)
break;
switch (opt) {
case 0:
break;
default:
frr_help_exit(1);
}
}
master = frr_init();
static_debug_init();
static_vrf_init();
static_zebra_init();
static_vty_init();
/* Initialize MGMT backend functionalities */
mgmt_be_client = mgmt_be_client_create("staticd", NULL, 0, master);
hook_register(routing_conf_event,
routing_control_plane_protocols_name_validate);
hook_register(routing_create,
routing_control_plane_protocols_staticd_create);
hook_register(routing_destroy,
routing_control_plane_protocols_staticd_destroy);
/*
* We set FRR_NO_SPLIT_CONFIG flag to avoid reading our config, but we
* still need to write one if vtysh tells us to. Setting the host
* config filename does this.
*/
host_config_set(config_default);
frr_config_fork();
frr_run(master);
/* Not reached. */
return 0;
}
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