Adding upstream version 8.4.4.upstream/8.4.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 186 insertions, 0 deletions

diff --git a/ripd/rip_main.c b/ripd/rip_main.c
new file mode 100644
index 0000000..6fb5ca9
--- /dev/null
+++ b/ripd/rip_main.c
@@ -0,0 +1,186 @@
+/* RIPd main routine.
+ * Copyright (C) 1997, 98 Kunihiro Ishiguro <kunihiro@zebra.org>
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * GNU Zebra is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <zebra.h>
+
+#include <lib/version.h>
+#include "getopt.h"
+#include "thread.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 "ripd/ripd.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};
+
+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 thread_master *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");
+
+	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);
+
+	frr_config_fork();
+	frr_run(master);
+
+	/* Not reached. */
+	return 0;
+}