Adding upstream version 9.1.upstream/9.1

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

1 files changed, 172 insertions, 0 deletions

diff --git a/pbrd/pbr_main.c b/pbrd/pbr_main.c
new file mode 100644
index 0000000..c4708d3
--- /dev/null
+++ b/pbrd/pbr_main.c
@@ -0,0 +1,172 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * PBR - main code
+ * Copyright (C) 2018 Cumulus Networks, Inc.
+ *               Donald Sharp
+ */
+#include <zebra.h>
+
+#include <lib/version.h>
+#include "getopt.h"
+#include "frrevent.h"
+#include "prefix.h"
+#include "linklist.h"
+#include "if.h"
+#include "vector.h"
+#include "vty.h"
+#include "command.h"
+#include "filter.h"
+#include "plist.h"
+#include "stream.h"
+#include "log.h"
+#include "memory.h"
+#include "privs.h"
+#include "sigevent.h"
+#include "zclient.h"
+#include "keychain.h"
+#include "distribute.h"
+#include "libfrr.h"
+#include "routemap.h"
+#include "nexthop.h"
+#include "nexthop_group.h"
+
+#include "pbr_nht.h"
+#include "pbr_map.h"
+#include "pbr_zebra.h"
+#include "pbr_vty.h"
+#include "pbr_debug.h"
+#include "pbr_vrf.h"
+
+zebra_capabilities_t _caps_p[] = {
+	ZCAP_NET_RAW, ZCAP_BIND, ZCAP_NET_ADMIN,
+};
+
+struct zebra_privs_t pbr_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;
+
+/* SIGHUP handler. */
+static void sighup(void)
+{
+	zlog_info("SIGHUP received");
+}
+
+/* SIGINT / SIGTERM handler. */
+static void sigint(void)
+{
+	zlog_notice("Terminating on signal");
+
+	pbr_vrf_terminate();
+
+	frr_fini();
+
+	exit(0);
+}
+
+/* SIGUSR1 handler. */
+static void sigusr1(void)
+{
+	zlog_rotate();
+}
+
+struct frr_signal_t pbr_signals[] = {
+	{
+		.signal = SIGHUP,
+		.handler = &sighup,
+	},
+	{
+		.signal = SIGUSR1,
+		.handler = &sigusr1,
+	},
+	{
+		.signal = SIGINT,
+		.handler = &sigint,
+	},
+	{
+		.signal = SIGTERM,
+		.handler = &sigint,
+	},
+};
+
+#define PBR_VTY_PORT 2615
+
+static const struct frr_yang_module_info *const pbrd_yang_modules[] = {
+	&frr_filter_info,
+	&frr_interface_info,
+	&frr_vrf_info,
+};
+
+FRR_DAEMON_INFO(pbrd, PBR, .vty_port = PBR_VTY_PORT,
+
+		.proghelp = "Implementation of PBR.",
+
+		.signals = pbr_signals,
+		.n_signals = array_size(pbr_signals),
+
+		.privs = &pbr_privs,
+
+		.yang_modules = pbrd_yang_modules,
+		.n_yang_modules = array_size(pbrd_yang_modules),
+);
+
+int main(int argc, char **argv, char **envp)
+{
+	frr_preinit(&pbrd_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();
+
+	pbr_debug_init();
+
+	nexthop_group_init(pbr_nhgroup_add_cb, pbr_nhgroup_modify_cb,
+			   pbr_nhgroup_add_nexthop_cb,
+			   pbr_nhgroup_del_nexthop_cb, pbr_nhgroup_delete_cb);
+
+	/*
+	 * So we safely ignore these commands since
+	 * we are getting them at this point in time
+	 */
+	access_list_init();
+	pbr_nht_init();
+	pbr_map_init();
+	if_zapi_callbacks(pbr_ifp_create, pbr_ifp_up,
+			  pbr_ifp_down, pbr_ifp_destroy);
+	pbr_zebra_init();
+	pbr_vrf_init();
+	pbr_vty_init();
+
+	frr_config_fork();
+	frr_run(master);
+
+	/* Not reached. */
+	return 0;
+}