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-rw-r--r--ripngd/ripng_routemap.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/ripngd/ripng_routemap.c b/ripngd/ripng_routemap.c
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+++ b/ripngd/ripng_routemap.c
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+/* RIPng routemap.
+ * Copyright (C) 1999 Kunihiro Ishiguro
+ *
+ * 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 GNU Zebra; see the file COPYING. If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#include <zebra.h>
+
+#include "if.h"
+#include "memory.h"
+#include "prefix.h"
+#include "routemap.h"
+#include "command.h"
+
+#include "ripngd/ripngd.h"
+
+#if 0
+/* `match interface IFNAME' */
+route_map_result_t
+route_match_interface (void *rule, struct prefix *prefix,
+ route_map_object_t type, void *object)
+{
+ struct ripng_info *rinfo;
+ struct interface *ifp;
+ char *ifname;
+
+ if (type == ROUTE_MAP_RIPNG)
+ {
+ ifname = rule;
+ ifp = if_lookup_by_name(ifname);
+
+ if (!ifp)
+ return RM_NOMATCH;
+
+ rinfo = object;
+
+ if (rinfo->ifindex == ifp->ifindex)
+ return RM_MATCH;
+ else
+ return RM_NOMATCH;
+ }
+ return RM_NOMATCH;
+}
+
+void *
+route_match_interface_compile (char *arg)
+{
+ return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg);
+}
+
+void
+route_match_interface_free (void *rule)
+{
+ XFREE (MTYPE_ROUTE_MAP_COMPILED, rule);
+}
+
+struct route_map_rule_cmd route_match_interface_cmd =
+{
+ "interface",
+ route_match_interface,
+ route_match_interface_compile,
+ route_match_interface_free
+};
+#endif /* 0 */
+
+struct rip_metric_modifier
+{
+ enum
+ {
+ metric_increment,
+ metric_decrement,
+ metric_absolute
+ } type;
+
+ u_char metric;
+};
+
+route_map_result_t
+route_set_metric (void *rule, struct prefix *prefix,
+ route_map_object_t type, void *object)
+{
+ if (type == RMAP_RIPNG)
+ {
+ struct rip_metric_modifier *mod;
+ struct ripng_info *rinfo;
+
+ mod = rule;
+ rinfo = object;
+
+ if (mod->type == metric_increment)
+ rinfo->metric += mod->metric;
+ else if (mod->type == metric_decrement)
+ rinfo->metric -= mod->metric;
+ else if (mod->type == metric_absolute)
+ rinfo->metric = mod->metric;
+
+ if (rinfo->metric < 1)
+ rinfo->metric = 1;
+ if (rinfo->metric > RIPNG_METRIC_INFINITY)
+ rinfo->metric = RIPNG_METRIC_INFINITY;
+
+ rinfo->metric_set = 1;
+ }
+ return RMAP_OKAY;
+}
+
+void *
+route_set_metric_compile (char *arg)
+{
+ int len;
+ char *pnt;
+ int type;
+ long metric;
+ char *endptr = NULL;
+ struct rip_metric_modifier *mod;
+
+ len = strlen (arg);
+ pnt = arg;
+
+ if (len == 0)
+ return NULL;
+
+ /* Examine first character. */
+ if (arg[0] == '+')
+ {
+ type = metric_increment;
+ pnt++;
+ }
+ else if (arg[0] == '-')
+ {
+ type = metric_decrement;
+ pnt++;
+ }
+ else
+ type = metric_absolute;
+
+ /* Check beginning with digit string. */
+ if (*pnt < '0' || *pnt > '9')
+ return NULL;
+
+ /* Convert string to integer. */
+ metric = strtol (pnt, &endptr, 10);
+
+ if (metric == LONG_MAX || *endptr != '\0')
+ return NULL;
+ if (metric < 0 || metric > RIPNG_METRIC_INFINITY)
+ return NULL;
+
+ mod = XMALLOC (MTYPE_ROUTE_MAP_COMPILED,
+ sizeof (struct rip_metric_modifier));
+ mod->type = type;
+ mod->metric = metric;
+
+ return mod;
+}
+
+void
+route_set_metric_free (void *rule)
+{
+ XFREE (MTYPE_ROUTE_MAP_COMPILED, rule);
+}
+
+struct route_map_rule_cmd route_set_metric_cmd =
+{
+ "metric",
+ route_set_metric,
+ route_set_metric_compile,
+ route_set_metric_free,
+};
+
+int
+ripng_route_match_add (struct vty *vty, struct route_map_index *index,
+ char *command, char *arg)
+{
+ int ret;
+
+ ret = route_map_add_match (index, command, arg);
+ if (ret)
+ {
+ switch (ret)
+ {
+ case RMAP_RULE_MISSING:
+ vty_out (vty, "Can't find rule.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ case RMAP_COMPILE_ERROR:
+ vty_out (vty, "Argument is malformed.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ }
+ }
+ return CMD_SUCCESS;
+}
+
+int
+ripng_route_match_delete (struct vty *vty, struct route_map_index *index,
+ char *command, char *arg)
+{
+ int ret;
+
+ ret = route_map_delete_match (index, command, arg);
+ if (ret)
+ {
+ switch (ret)
+ {
+ case RMAP_RULE_MISSING:
+ vty_out (vty, "Can't find rule.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ case RMAP_COMPILE_ERROR:
+ vty_out (vty, "Argument is malformed.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ }
+ }
+ return CMD_SUCCESS;
+}
+
+int
+ripng_route_set_add (struct vty *vty, struct route_map_index *index,
+ char *command, char *arg)
+{
+ int ret;
+
+ ret = route_map_add_set (index, command, arg);
+ if (ret)
+ {
+ switch (ret)
+ {
+ case RMAP_RULE_MISSING:
+ vty_out (vty, "Can't find rule.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ case RMAP_COMPILE_ERROR:
+ vty_out (vty, "Argument is malformed.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ }
+ }
+ return CMD_SUCCESS;
+}
+
+int
+ripng_route_set_delete (struct vty *vty, struct route_map_index *index,
+ char *command, char *arg)
+{
+ int ret;
+
+ ret = route_map_delete_set (index, command, arg);
+ if (ret)
+ {
+ switch (ret)
+ {
+ case RMAP_RULE_MISSING:
+ vty_out (vty, "Can't find rule.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ case RMAP_COMPILE_ERROR:
+ vty_out (vty, "Argument is malformed.%s", VTY_NEWLINE);
+ return CMD_WARNING;
+ break;
+ }
+ }
+ return CMD_SUCCESS;
+}
+
+#if 0
+DEFUN (match_interface,
+ match_interface_cmd,
+ "match interface WORD",
+ "Match value\n"
+ "Interface\n"
+ "Interface name\n")
+{
+ return ripng_route_match_add (vty, vty->index, "interface", argv[0]);
+}
+
+DEFUN (no_match_interface,
+ no_match_interface_cmd,
+ "no match interface WORD",
+ NO_STR
+ "Match value\n"
+ "Interface\n"
+ "Interface name\n")
+{
+ return ripng_route_match_delete (vty, vty->index, "interface", argv[0]);
+}
+#endif /* 0 */
+
+DEFUN (set_metric,
+ set_metric_cmd,
+ "set metric <0-4294967295>",
+ "Set value\n"
+ "Metric\n"
+ "METRIC value\n")
+{
+ return ripng_route_set_add (vty, vty->index, "metric", argv[0]);
+}
+
+DEFUN (no_set_metric,
+ no_set_metric_cmd,
+ "no set metric <0-4294967295>",
+ NO_STR
+ "Set value\n"
+ "Metric\n"
+ "METRIC value\n")
+{
+ return ripng_route_set_delete (vty, vty->index, "metric", argv[0]);
+}
+
+void
+ripng_route_map_init ()
+{
+ route_map_init ();
+ route_map_init_vty ();
+
+ /* route_map_install_match (&route_match_interface_cmd); */
+ route_map_install_set (&route_set_metric_cmd);
+
+ /*
+ install_element (RMAP_NODE, &match_interface_cmd);
+ install_element (RMAP_NODE, &no_match_interface_cmd);
+ */
+
+ install_element (RMAP_NODE, &set_metric_cmd);
+ install_element (RMAP_NODE, &no_set_metric_cmd);
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-30 19:47:35 +0000