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-rw-r--r--ripd/rip_main.c177
1 files changed, 177 insertions, 0 deletions
diff --git a/ripd/rip_main.c b/ripd/rip_main.c
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+++ b/ripd/rip_main.c
@@ -0,0 +1,177 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/* RIPd main routine.
+ * Copyright (C) 1997, 98 Kunihiro Ishiguro <kunihiro@zebra.org>
+ */
+
+#include <zebra.h>
+
+#include <lib/version.h>
+#include "getopt.h"
+#include "frrevent.h"
+#include "command.h"
+#include "memory.h"
+#include "prefix.h"
+#include "filter.h"
+#include "keychain.h"
+#include "log.h"
+#include "privs.h"
+#include "sigevent.h"
+#include "zclient.h"
+#include "vrf.h"
+#include "if_rmap.h"
+#include "libfrr.h"
+#include "routemap.h"
+#include "bfd.h"
+
+#include "ripd/ripd.h"
+#include "ripd/rip_bfd.h"
+#include "ripd/rip_nb.h"
+#include "ripd/rip_errors.h"
+
+/* ripd options. */
+static struct option longopts[] = {{0}};
+
+/* ripd privileges */
+zebra_capabilities_t _caps_p[] = {ZCAP_NET_RAW, ZCAP_BIND, ZCAP_SYS_ADMIN};
+
+uint32_t zebra_ecmp_count = MULTIPATH_NUM;
+
+struct zebra_privs_t ripd_privs = {
+#if defined(FRR_USER)
+ .user = FRR_USER,
+#endif
+#if defined FRR_GROUP
+ .group = FRR_GROUP,
+#endif
+#ifdef VTY_GROUP
+ .vty_group = VTY_GROUP,
+#endif
+ .caps_p = _caps_p,
+ .cap_num_p = array_size(_caps_p),
+ .cap_num_i = 0};
+
+/* Master of threads. */
+struct event_loop *master;
+
+static struct frr_daemon_info ripd_di;
+
+/* SIGHUP handler. */
+static void sighup(void)
+{
+ zlog_info("SIGHUP received");
+
+ /* Reload config file. */
+ vty_read_config(NULL, ripd_di.config_file, config_default);
+}
+
+/* SIGINT handler. */
+static void sigint(void)
+{
+ zlog_notice("Terminating on signal");
+
+ bfd_protocol_integration_set_shutdown(true);
+ rip_vrf_terminate();
+ if_rmap_terminate();
+ rip_zclient_stop();
+ frr_fini();
+
+ exit(0);
+}
+
+/* SIGUSR1 handler. */
+static void sigusr1(void)
+{
+ zlog_rotate();
+}
+
+static struct frr_signal_t ripd_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 ripd_yang_modules[] = {
+ &frr_filter_info,
+ &frr_interface_info,
+ &frr_ripd_info,
+ &frr_route_map_info,
+ &frr_vrf_info,
+};
+
+FRR_DAEMON_INFO(ripd, RIP, .vty_port = RIP_VTY_PORT,
+
+ .proghelp = "Implementation of the RIP routing protocol.",
+
+ .signals = ripd_signals, .n_signals = array_size(ripd_signals),
+
+ .privs = &ripd_privs, .yang_modules = ripd_yang_modules,
+ .n_yang_modules = array_size(ripd_yang_modules),
+);
+
+#define DEPRECATED_OPTIONS ""
+
+/* Main routine of ripd. */
+int main(int argc, char **argv)
+{
+ frr_preinit(&ripd_di, argc, argv);
+
+ frr_opt_add("" DEPRECATED_OPTIONS, longopts, "");
+
+ /* Command line option parse. */
+ while (1) {
+ int opt;
+
+ opt = frr_getopt(argc, argv, NULL);
+
+ if (opt && opt < 128 && strchr(DEPRECATED_OPTIONS, opt)) {
+ fprintf(stderr,
+ "The -%c option no longer exists.\nPlease refer to the manual.\n",
+ opt);
+ continue;
+ }
+
+ if (opt == EOF)
+ break;
+
+ switch (opt) {
+ case 0:
+ break;
+ default:
+ frr_help_exit(1);
+ }
+ }
+
+ /* Prepare master thread. */
+ master = frr_init();
+
+ /* Library initialization. */
+ rip_error_init();
+ keychain_init();
+ rip_vrf_init();
+
+ /* RIP related initialization. */
+ rip_init();
+ rip_if_init();
+ rip_cli_init();
+ rip_zclient_init(master);
+ rip_bfd_init(master);
+
+ frr_config_fork();
+ frr_run(master);
+
+ /* Not reached. */
+ return 0;
+}