staticd: Start the addition of a staticd

This is the start of separating out the static
handling code from zebra -> staticd.  This will
help simplify the zebra code and isolate static
route handling to it's own code base.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

1 files changed, 110 insertions, 0 deletions

diff --git a/staticd/static_routes.h b/staticd/static_routes.h
new file mode 100644
index 0000000000..ec4ca1861c
--- /dev/null
+++ b/staticd/static_routes.h
@@ -0,0 +1,110 @@
+/*
+ * STATICd - static routes header
+ * Copyright (C) 2018 Cumulus Networks, Inc.
+ *               Donald Sharp
+ *
+ * FRR 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.
+ *
+ * FRR 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
+ */
+#ifndef __STATIC_ROUTES_H__
+#define __STATIC_ROUTES_H__
+
+#include "lib/mpls.h"
+
+/* Static route label information */
+struct static_nh_label {
+	uint8_t num_labels;
+	uint8_t reserved[3];
+	mpls_label_t label[MPLS_MAX_LABELS];
+};
+
+enum static_blackhole_type {
+	STATIC_BLACKHOLE_DROP = 0,
+	STATIC_BLACKHOLE_NULL,
+	STATIC_BLACKHOLE_REJECT
+};
+
+typedef enum {
+	STATIC_IFNAME,
+	STATIC_IPV4_GATEWAY,
+	STATIC_IPV4_GATEWAY_IFNAME,
+	STATIC_BLACKHOLE,
+	STATIC_IPV6_GATEWAY,
+	STATIC_IPV6_GATEWAY_IFNAME,
+} static_types;
+
+/* Static route information. */
+struct static_route {
+	/* For linked list. */
+	struct static_route *prev;
+	struct static_route *next;
+
+	/* VRF identifier. */
+	vrf_id_t vrf_id;
+	vrf_id_t nh_vrf_id;
+	char nh_vrfname[VRF_NAMSIZ + 1];
+
+	/* Administrative distance. */
+	uint8_t distance;
+
+	/* Tag */
+	route_tag_t tag;
+
+	/* Flag for this static route's type. */
+	static_types type;
+
+	/*
+	 * Nexthop value.
+	 */
+	enum static_blackhole_type bh_type;
+	union g_addr addr;
+	ifindex_t ifindex;
+	bool nh_registered;
+	bool nh_valid;
+
+	char ifname[INTERFACE_NAMSIZ + 1];
+
+	/* Label information */
+	struct static_nh_label snh_label;
+
+	uint32_t table_id;
+};
+
+extern bool mpls_enabled;
+
+extern struct zebra_privs_t static_privs;
+
+void static_fixup_vrf_ids(struct static_vrf *svrf);
+
+extern int static_add_route(afi_t afi, safi_t safi, uint8_t type,
+			    struct prefix *p, struct prefix_ipv6 *src_p,
+			    union g_addr *gate, const char *ifname,
+			    enum static_blackhole_type bh_type, route_tag_t tag,
+			    uint8_t distance, struct static_vrf *svrf,
+			    struct static_vrf *nh_svrf,
+			    struct static_nh_label *snh_label,
+			    uint32_t table_id);
+
+extern int static_delete_route(afi_t afi, safi_t safi, uint8_t type,
+			       struct prefix *p, struct prefix_ipv6 *src_p,
+			       union g_addr *gate, const char *ifname,
+			       route_tag_t tag, uint8_t distance,
+			       struct static_vrf *svrf,
+			       struct static_nh_label *snh_label,
+			       uint32_t table_id);
+
+extern void static_cleanup_vrf_ids(struct static_vrf *disable_svrf);
+
+extern void static_ifindex_update(struct interface *ifp, bool up);
+#endif