Adding upstream version 9.1.upstream/9.1

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

1 files changed, 199 insertions, 0 deletions

diff --git a/pimd/pim6_main.c b/pimd/pim6_main.c
new file mode 100644
index 0000000..1af4a17
--- /dev/null
+++ b/pimd/pim6_main.c
@@ -0,0 +1,199 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * PIMv6 main()
+ * Copyright (C) 2021  David Lamparter for NetDEF, Inc.
+ * Copyright (C) 2008  Everton da Silva Marques (pim_main.c)
+ */
+
+#include <zebra.h>
+
+#include "lib/vrf.h"
+#include "lib/filter.h"
+#include "lib/plist.h"
+#include "lib/routemap.h"
+#include "lib/routing_nb.h"
+
+#include "lib/privs.h"
+#include "lib/sigevent.h"
+#include "lib/libfrr.h"
+#include "lib/version.h"
+
+#include "pimd.h"
+#include "pim_instance.h"
+#include "pim_errors.h"
+#include "pim_iface.h"
+#include "pim_zebra.h"
+#include "pim_nb.h"
+#include "pim6_cmd.h"
+#include "pim6_mld.h"
+
+zebra_capabilities_t _caps_p[] = {
+	ZCAP_SYS_ADMIN,
+	ZCAP_NET_ADMIN,
+	ZCAP_NET_RAW,
+	ZCAP_BIND,
+};
+
+/* pimd privileges to run with */
+struct zebra_privs_t pimd_privs = {
+#if defined(FRR_USER) && defined(FRR_GROUP)
+	.user = FRR_USER,
+	.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,
+};
+
+static void pim6_terminate(void);
+
+static void pim6_sighup(void)
+{
+	zlog_info("SIGHUP received, ignoring");
+}
+
+static void pim6_sigint(void)
+{
+	zlog_notice("Terminating on signal SIGINT");
+	pim6_terminate();
+	exit(1);
+}
+
+static void pim6_sigterm(void)
+{
+	zlog_notice("Terminating on signal SIGTERM");
+	pim6_terminate();
+	exit(1);
+}
+
+static void pim6_sigusr1(void)
+{
+	zlog_rotate();
+}
+
+struct frr_signal_t pim6d_signals[] = {
+	{
+		.signal = SIGHUP,
+		.handler = &pim6_sighup,
+	},
+	{
+		.signal = SIGUSR1,
+		.handler = &pim6_sigusr1,
+	},
+	{
+		.signal = SIGINT,
+		.handler = &pim6_sigint,
+	},
+	{
+		.signal = SIGTERM,
+		.handler = &pim6_sigterm,
+	},
+};
+
+static const struct frr_yang_module_info *const pim6d_yang_modules[] = {
+	&frr_filter_info,
+	&frr_interface_info,
+	&frr_route_map_info,
+	&frr_vrf_info,
+	&frr_routing_info,
+	&frr_pim_info,
+	&frr_pim_rp_info,
+	&frr_gmp_info,
+};
+
+/* clang-format off */
+FRR_DAEMON_INFO(pim6d, PIM6,
+	.vty_port = PIM6D_VTY_PORT,
+	.proghelp = "Protocol Independent Multicast (RFC7761) for IPv6",
+
+	.signals = pim6d_signals,
+	.n_signals = array_size(pim6d_signals),
+
+	.privs = &pimd_privs,
+
+	.yang_modules = pim6d_yang_modules,
+	.n_yang_modules = array_size(pim6d_yang_modules),
+);
+/* clang-format on */
+
+int main(int argc, char **argv, char **envp)
+{
+	static struct option longopts[] = {
+		{},
+	};
+
+	frr_preinit(&pim6d_di, argc, argv);
+	frr_opt_add("", longopts, "");
+
+	/* this while just reads the options */
+	while (1) {
+		int opt;
+
+		opt = frr_getopt(argc, argv, NULL);
+
+		if (opt == EOF)
+			break;
+
+		switch (opt) {
+		case 0:
+			break;
+		default:
+			frr_help_exit(1);
+		}
+	}
+
+	pim_router_init();
+
+	access_list_init();
+	prefix_list_init();
+
+	/*
+	 * Initializations
+	 */
+	pim_error_init();
+	pim_vrf_init();
+#if 0
+	prefix_list_add_hook(pim_prefix_list_update);
+	prefix_list_delete_hook(pim_prefix_list_update);
+
+	pim_route_map_init();
+#endif
+	pim_init();
+	/*
+	 * Initialize zclient "update" and "lookup" sockets
+	 */
+	pim_iface_init();
+
+	gm_cli_init();
+
+	pim_zebra_init();
+#if 0
+	pim_bfd_init();
+	pim_mlag_init();
+#endif
+
+	hook_register(routing_conf_event,
+		      routing_control_plane_protocols_name_validate);
+
+	routing_control_plane_protocols_register_vrf_dependency();
+
+	frr_config_fork();
+	frr_run(router->master);
+
+	/* never reached */
+	return 0;
+}
+
+static void pim6_terminate(void)
+{
+	pim_vrf_terminate();
+	pim_router_terminate();
+
+	prefix_list_reset();
+	access_list_reset();
+
+	frr_fini();
+}