Initial revision

1 files changed, 877 insertions, 0 deletions

diff --git a/ripngd/ripng_zebra.c b/ripngd/ripng_zebra.c
new file mode 100644
index 00000000..4d8a48d3
--- /dev/null
+++ b/ripngd/ripng_zebra.c
@@ -0,0 +1,877 @@
+/*
+ * RIPngd and zebra interface.
+ * Copyright (C) 1998, 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 "command.h"
+#include "prefix.h"
+#include "stream.h"
+#include "routemap.h"
+#include "zclient.h"
+#include "log.h"
+
+#include "ripngd/ripngd.h"
+
+/* All information about zebra. */
+struct zclient *zclient = NULL;
+
+/* Callback prototypes for zebra client service. */
+int ripng_interface_up (int, struct zclient *, zebra_size_t);
+int ripng_interface_down (int, struct zclient *, zebra_size_t);
+int ripng_interface_add (int, struct zclient *, zebra_size_t);
+int ripng_interface_delete (int, struct zclient *, zebra_size_t);
+int ripng_interface_address_add (int, struct zclient *, zebra_size_t);
+int ripng_interface_address_delete (int, struct zclient *, zebra_size_t);
+
+void
+ripng_zebra_ipv6_add (struct prefix_ipv6 *p, struct in6_addr *nexthop,
+		      unsigned int ifindex)
+{
+  struct zapi_ipv6 api;
+
+  if (zclient->redist[ZEBRA_ROUTE_RIPNG])
+    {
+      api.type = ZEBRA_ROUTE_RIPNG;
+      api.flags = 0;
+      api.message = 0;
+      SET_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP);
+      api.nexthop_num = 1;
+      api.nexthop = &nexthop;
+      SET_FLAG (api.message, ZAPI_MESSAGE_IFINDEX);
+      api.ifindex_num = 1;
+      api.ifindex = &ifindex;
+
+      zapi_ipv6_add (zclient, p, &api);
+    }
+}
+
+void
+ripng_zebra_ipv6_delete (struct prefix_ipv6 *p, struct in6_addr *nexthop,
+			 unsigned int ifindex)
+{
+  struct zapi_ipv6 api;
+
+  if (zclient->redist[ZEBRA_ROUTE_RIPNG])
+    {
+      api.type = ZEBRA_ROUTE_RIPNG;
+      api.flags = 0;
+      api.message = 0;
+      SET_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP);
+      api.nexthop_num = 1;
+      api.nexthop = &nexthop;
+      SET_FLAG (api.message, ZAPI_MESSAGE_IFINDEX);
+      api.ifindex_num = 1;
+      api.ifindex = &ifindex;
+
+      zapi_ipv6_delete (zclient, p, &api);
+    }
+}
+
+/* Zebra route add and delete treatment. */
+int
+ripng_zebra_read_ipv6 (int command, struct zclient *zclient,
+		       zebra_size_t length)
+{
+  struct stream *s;
+  struct zapi_ipv6 api;
+  unsigned long ifindex;
+  struct in6_addr nexthop;
+  struct prefix_ipv6 p;
+
+  s = zclient->ibuf;
+  ifindex = 0;
+  memset (&nexthop, 0, sizeof (struct in6_addr));
+
+  /* Type, flags, message. */
+  api.type = stream_getc (s);
+  api.flags = stream_getc (s);
+  api.message = stream_getc (s);
+
+  /* IPv6 prefix. */
+  memset (&p, 0, sizeof (struct prefix_ipv6));
+  p.family = AF_INET6;
+  p.prefixlen = stream_getc (s);
+  stream_get (&p.prefix, s, PSIZE (p.prefixlen));
+
+  /* Nexthop, ifindex, distance, metric. */
+  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP))
+    {
+      api.nexthop_num = stream_getc (s);
+      stream_get (&nexthop, s, 16);
+    }
+  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_IFINDEX))
+    {
+      api.ifindex_num = stream_getc (s);
+      ifindex = stream_getl (s);
+    }
+  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_DISTANCE))
+    api.distance = stream_getc (s);
+  else
+    api.distance = 0;
+  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_METRIC))
+    api.metric = stream_getl (s);
+  else
+    api.metric = 0;
+
+  if (command == ZEBRA_IPV6_ROUTE_ADD)
+    ripng_redistribute_add (api.type, 0, &p, ifindex);
+  else
+    ripng_redistribute_delete (api.type, 0, &p, ifindex);
+
+  return 0;
+}
+
+int
+ripng_redistribute_unset (int type)
+{
+  if (! zclient->redist[type])
+    return CMD_SUCCESS;
+
+  zclient->redist[type] = 0;
+
+  if (zclient->sock > 0)
+    zebra_redistribute_send (ZEBRA_REDISTRIBUTE_DELETE, zclient->sock, type);
+
+  ripng_redistribute_withdraw (type);
+  
+  return CMD_SUCCESS;
+}
+
+void
+ripng_redistribute_metric_set (int type, int metric)
+{
+  ripng->route_map[type].metric_config = 1;
+  ripng->route_map[type].metric = metric;
+}
+
+void
+ripng_redistribute_metric_unset (int type)
+{
+  ripng->route_map[type].metric_config = 0;
+  ripng->route_map[type].metric = 0;
+}
+
+void
+ripng_redistribute_routemap_set (int type, char *name)
+{
+  if (ripng->route_map[type].name)
+    free (ripng->route_map[type].name);
+
+  ripng->route_map[type].name = strdup (name);
+  ripng->route_map[type].map = route_map_lookup_by_name (name);
+}
+
+void
+ripng_redistribute_routemap_unset (int type)
+{
+  if (ripng->route_map[type].name)
+    free (ripng->route_map[type].name);
+
+  ripng->route_map[type].name = NULL;
+  ripng->route_map[type].map = NULL;
+}
+
+
+DEFUN (router_zebra,
+       router_zebra_cmd,
+       "router zebra",
+       "Enable a routing process\n"
+       "Make connection to zebra daemon\n")
+{
+  vty->node = ZEBRA_NODE;
+  zclient->enable = 1;
+  zclient_start (zclient);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_router_zebra,
+       no_router_zebra_cmd,
+       "no router zebra",
+       NO_STR
+       "Disable a routing process\n"
+       "Stop connection to zebra daemon\n")
+{
+  zclient->enable = 0;
+  zclient_stop (zclient);
+  return CMD_SUCCESS;
+}
+
+DEFUN (ripng_redistribute_ripng,
+       ripng_redistribute_ripng_cmd,
+       "redistribute ripng",
+       "Redistribute information from another routing protocol\n"
+       "RIPng route\n")
+{
+  zclient->redist[ZEBRA_ROUTE_RIPNG] = 1;
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_ripng,
+       no_ripng_redistribute_ripng_cmd,
+       "no redistribute ripng",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "RIPng route\n")
+{
+  zclient->redist[ZEBRA_ROUTE_RIPNG] = 0;
+  return CMD_SUCCESS;
+}
+
+DEFUN (ripng_redistribute_static,
+       ripng_redistribute_static_cmd,
+       "redistribute static",
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n")
+{
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_STATIC);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_static,
+       no_ripng_redistribute_static_cmd,
+       "no redistribute static",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n")
+{
+  ripng_redistribute_metric_unset (ZEBRA_ROUTE_STATIC);
+  ripng_redistribute_routemap_unset (ZEBRA_ROUTE_STATIC);
+  return ripng_redistribute_unset (ZEBRA_ROUTE_STATIC);
+}
+
+DEFUN (ripng_redistribute_kernel,
+       ripng_redistribute_kernel_cmd,
+       "redistribute kernel",
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n")
+{
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_KERNEL);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_kernel,
+       no_ripng_redistribute_kernel_cmd,
+       "no redistribute kernel",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n")
+{
+  ripng_redistribute_metric_unset (ZEBRA_ROUTE_KERNEL);
+  ripng_redistribute_routemap_unset (ZEBRA_ROUTE_KERNEL);
+  return ripng_redistribute_unset (ZEBRA_ROUTE_KERNEL);
+}
+
+DEFUN (ripng_redistribute_connected,
+       ripng_redistribute_connected_cmd,
+       "redistribute connected",
+       "Redistribute information from another routing protocol\n"
+       "Connected\n")
+{
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_CONNECT);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_connected,
+       no_ripng_redistribute_connected_cmd,
+       "no redistribute connected",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Connected\n")
+{
+  ripng_redistribute_metric_unset (ZEBRA_ROUTE_CONNECT);
+  ripng_redistribute_routemap_unset (ZEBRA_ROUTE_CONNECT);
+  return ripng_redistribute_unset (ZEBRA_ROUTE_CONNECT);
+}
+
+DEFUN (ripng_redistribute_bgp,
+       ripng_redistribute_bgp_cmd,
+       "redistribute bgp",
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n")
+{
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_BGP);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_bgp,
+       no_ripng_redistribute_bgp_cmd,
+       "no redistribute bgp",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n")
+{
+  ripng_redistribute_metric_unset (ZEBRA_ROUTE_BGP);
+  ripng_redistribute_routemap_unset (ZEBRA_ROUTE_BGP);
+  return ripng_redistribute_unset (ZEBRA_ROUTE_BGP);
+}
+
+DEFUN (ripng_redistribute_ospf6,
+       ripng_redistribute_ospf6_cmd,
+       "redistribute ospf6",
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n")
+{
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_OSPF6);
+  return CMD_SUCCESS;
+}
+
+DEFUN (no_ripng_redistribute_ospf6,
+       no_ripng_redistribute_ospf6_cmd,
+       "no redistribute ospf6",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n")
+{
+  ripng_redistribute_metric_unset (ZEBRA_ROUTE_OSPF6);
+  ripng_redistribute_routemap_unset (ZEBRA_ROUTE_OSPF6);
+  return ripng_redistribute_unset (ZEBRA_ROUTE_OSPF6);
+}
+
+DEFUN (ripng_redistribute_kernel_metric,
+       ripng_redistribute_kernel_metric_cmd,
+       "redistribute kernel metric <0-16>",
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Metric\n"
+       "Metric value\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_KERNEL, atoi (argv[0]));
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_KERNEL);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_kernel,
+       no_ripng_redistribute_kernel_metric_cmd,
+       "no redistribute kernel metric",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Metric\n")
+
+ALIAS (no_ripng_redistribute_kernel,
+       no_ripng_redistribute_kernel_metric_val_cmd,
+       "no redistribute kernel metric <0-16>",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Metric\n"
+       "Metric value\n")
+
+DEFUN (ripng_redistribute_connected_metric,
+       ripng_redistribute_connected_metric_cmd,
+       "redistribute connected metric <0-16>",
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Metric\n"
+       "Metric value\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_CONNECT, atoi (argv[0]));
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_CONNECT);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_connected,
+       no_ripng_redistribute_connected_metric_cmd,
+       "no redistribute connected metric",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Metric\n")
+
+ALIAS (no_ripng_redistribute_connected,
+       no_ripng_redistribute_connected_metric_val_cmd,
+       "no redistribute connected metric <0-16>",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Metric\n"
+       "Metric value\n")
+
+DEFUN (ripng_redistribute_static_metric,
+       ripng_redistribute_static_metric_cmd,
+       "redistribute static metric <0-16>",
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Metric\n"
+       "Metric value\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_STATIC, atoi (argv[0]));
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_STATIC);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_static,
+       no_ripng_redistribute_static_metric_cmd,
+       "no redistribute static metric",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Metric\n")
+
+ALIAS (no_ripng_redistribute_static,
+       no_ripng_redistribute_static_metric_val_cmd,
+       "no redistribute static metric <0-16>",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Metric\n"
+       "Metric value\n")
+
+DEFUN (ripng_redistribute_ospf6_metric,
+       ripng_redistribute_ospf6_metric_cmd,
+       "redistribute ospf6 metric <0-16>",
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Metric\n"
+       "Metric value\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_OSPF6, atoi (argv[0]));
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_OSPF6);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_ospf6,
+       no_ripng_redistribute_ospf6_metric_cmd,
+       "no redistribute ospf6 metric",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Metric\n")
+
+ALIAS (no_ripng_redistribute_ospf6,
+       no_ripng_redistribute_ospf6_metric_val_cmd,
+       "no redistribute ospf6 metric <0-16>",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Metric\n"
+       "Metric value\n")
+
+DEFUN (ripng_redistribute_bgp_metric,
+       ripng_redistribute_bgp_metric_cmd,
+       "redistribute bgp metric <0-16>",
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Metric\n"
+       "Metric value\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_BGP, atoi (argv[0]));
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_BGP);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_bgp,
+       no_ripng_redistribute_bgp_metric_cmd,
+       "no redistribute bgp metric",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Metric\n")
+
+ALIAS (no_ripng_redistribute_bgp,
+       no_ripng_redistribute_bgp_metric_val_cmd,
+       "no redistribute bgp metric <0-16>",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Metric\n"
+       "Metric value\n")
+
+DEFUN (ripng_redistribute_kernel_routemap,
+       ripng_redistribute_kernel_routemap_cmd,
+       "redistribute kernel route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_KERNEL, argv[0]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_KERNEL);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_kernel,
+       no_ripng_redistribute_kernel_routemap_cmd,
+       "no redistribute kernel route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_connected_routemap,
+       ripng_redistribute_connected_routemap_cmd,
+       "redistribute connected route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_CONNECT, argv[0]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_CONNECT);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_connected,
+       no_ripng_redistribute_connected_routemap_cmd,
+       "no redistribute connected route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_static_routemap,
+       ripng_redistribute_static_routemap_cmd,
+       "redistribute static route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_STATIC, argv[0]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_STATIC);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_static,
+       no_ripng_redistribute_static_routemap_cmd,
+       "no redistribute static route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_ospf6_routemap,
+       ripng_redistribute_ospf6_routemap_cmd,
+       "redistribute ospf6 route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_OSPF6, argv[0]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_OSPF6);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_ospf6,
+       no_ripng_redistribute_ospf6_routemap_cmd,
+       "no redistribute ospf6 route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_bgp_routemap,
+       ripng_redistribute_bgp_routemap_cmd,
+       "redistribute bgp route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_BGP, argv[0]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_BGP);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_bgp,
+       no_ripng_redistribute_bgp_routemap_cmd,
+       "no redistribute bgp route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_kernel_metric_routemap,
+       ripng_redistribute_kernel_metric_routemap_cmd,
+       "redistribute kernel metric <0-16> route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_KERNEL, atoi (argv[0]));
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_KERNEL, argv[1]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_KERNEL);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_kernel,
+       no_ripng_redistribute_kernel_metric_routemap_cmd,
+       "no redistribute kernel metric <0-16> route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Kernel routes\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_connected_metric_routemap,
+       ripng_redistribute_connected_metric_routemap_cmd,
+       "redistribute connected metric <0-16> route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_CONNECT, atoi (argv[0]));
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_CONNECT, argv[1]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_CONNECT);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_connected,
+       no_ripng_redistribute_connected_metric_routemap_cmd,
+       "no redistribute connected metric <0-16> route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Connected\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_static_metric_routemap,
+       ripng_redistribute_static_metric_routemap_cmd,
+       "redistribute static metric <0-16> route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_STATIC, atoi (argv[0]));
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_STATIC, argv[1]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_STATIC);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_static,
+       no_ripng_redistribute_static_metric_routemap_cmd,
+       "no redistribute static metric <0-16> route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Static routes\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_ospf6_metric_routemap,
+       ripng_redistribute_ospf6_metric_routemap_cmd,
+       "redistribute ospf6 metric <0-16> route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_OSPF6, atoi (argv[0]));
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_OSPF6, argv[1]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_OSPF6);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_ospf6,
+       no_ripng_redistribute_ospf6_metric_routemap_cmd,
+       "no redistribute ospf6 metric <0-16> route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "IPv6 Open Shortest Path First (OSPFv3)\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+DEFUN (ripng_redistribute_bgp_metric_routemap,
+       ripng_redistribute_bgp_metric_routemap_cmd,
+       "redistribute bgp metric <0-16> route-map WORD",
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+{
+  ripng_redistribute_metric_set (ZEBRA_ROUTE_BGP, atoi (argv[0]));
+  ripng_redistribute_routemap_set (ZEBRA_ROUTE_BGP, argv[1]);
+  zclient_redistribute_set (zclient, ZEBRA_ROUTE_BGP);
+  return CMD_SUCCESS;
+}
+
+ALIAS (no_ripng_redistribute_bgp,
+       no_ripng_redistribute_bgp_metric_routemap_cmd,
+       "no redistribute bgp metric <0-16> route-map WORD",
+       NO_STR
+       "Redistribute information from another routing protocol\n"
+       "Border Gateway Protocol (BGP)\n"
+       "Metric\n"
+       "Metric value\n"
+       "Route map reference\n"
+       "Pointer to route-map entries\n")
+
+void
+ripng_redistribute_write (struct vty *vty)
+{
+  int i;
+  char *str[] = { "system", "kernel", "connected", "static", "rip",
+		  "ripng", "ospf", "ospf6", "bgp"};
+
+  for (i = 0; i < ZEBRA_ROUTE_MAX; i++)
+    if (i != zclient->redist_default && zclient->redist[i])
+      {
+	if (ripng->route_map[i].metric_config)
+	  {
+	    if (ripng->route_map[i].name)
+	      vty_out (vty, " redistribute %s metric %d route-map %s%s",
+		       str[i], ripng->route_map[i].metric,
+		       ripng->route_map[i].name, VTY_NEWLINE);
+	    else
+	      vty_out (vty, " redistribute %s metric %d%s",
+		       str[i], ripng->route_map[i].metric, VTY_NEWLINE);
+	  }
+	else
+	  {
+	    if (ripng->route_map[i].name)
+	      vty_out (vty, " redistribute %s route-map %s%s",
+		       str[i], ripng->route_map[i].name, VTY_NEWLINE);
+	    else
+	      vty_out (vty, " redistribute %s%s", str[i], VTY_NEWLINE);
+	  }
+      }
+}
+
+/* RIPng configuration write function. */
+int
+zebra_config_write (struct vty *vty)
+{
+  if (! zclient->enable)
+    {
+      vty_out (vty, "no router zebra%s", VTY_NEWLINE);
+      return 1;
+    }
+  else if (! zclient->redist[ZEBRA_ROUTE_RIPNG])
+    {
+      vty_out (vty, "router zebra%s", VTY_NEWLINE);
+      vty_out (vty, " no redistribute ripng%s", VTY_NEWLINE);
+      return 1;
+    }
+  return 0;
+}
+
+/* Zebra node structure. */
+struct cmd_node zebra_node =
+{
+  ZEBRA_NODE,
+  "%s(config-router)# ",
+};
+
+/* Initialize zebra structure and it's commands. */
+void
+zebra_init ()
+{
+  /* Allocate zebra structure. */
+  zclient = zclient_new ();
+  zclient_init (zclient, ZEBRA_ROUTE_RIPNG);
+
+  zclient->interface_up = ripng_interface_up;
+  zclient->interface_down = ripng_interface_down;
+  zclient->interface_add = ripng_interface_add;
+  zclient->interface_delete = ripng_interface_delete;
+  zclient->interface_address_add = ripng_interface_address_add;
+  zclient->interface_address_delete = ripng_interface_address_delete;
+  zclient->ipv6_route_add = ripng_zebra_read_ipv6;
+  zclient->ipv6_route_delete = ripng_zebra_read_ipv6;
+  
+  /* Install zebra node. */
+  install_node (&zebra_node, zebra_config_write);
+
+  /* Install command element for zebra node. */ 
+  install_element (CONFIG_NODE, &router_zebra_cmd);
+  install_element (CONFIG_NODE, &no_router_zebra_cmd);
+  install_default (ZEBRA_NODE);
+  install_element (ZEBRA_NODE, &ripng_redistribute_ripng_cmd);
+  install_element (ZEBRA_NODE, &no_ripng_redistribute_ripng_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_static_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_static_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_kernel_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_kernel_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_connected_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_connected_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_bgp_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_bgp_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_ospf6_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_ospf6_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_kernel_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_kernel_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_kernel_metric_val_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_connected_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_connected_metric_cmd);
+  install_element (RIPNG_NODE,
+		   &no_ripng_redistribute_connected_metric_val_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_static_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_static_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_static_metric_val_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_ospf6_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_ospf6_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_ospf6_metric_val_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_bgp_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_bgp_metric_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_bgp_metric_val_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_kernel_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_kernel_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_connected_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_connected_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_static_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_static_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_ospf6_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_ospf6_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_bgp_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_bgp_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_kernel_metric_routemap_cmd);
+  install_element (RIPNG_NODE,
+		   &no_ripng_redistribute_kernel_metric_routemap_cmd);
+  install_element (RIPNG_NODE,
+		   &ripng_redistribute_connected_metric_routemap_cmd);
+  install_element (RIPNG_NODE,
+		   &no_ripng_redistribute_connected_metric_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_static_metric_routemap_cmd);
+  install_element (RIPNG_NODE,
+		   &no_ripng_redistribute_static_metric_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_ospf6_metric_routemap_cmd);
+  install_element (RIPNG_NODE,
+		   &no_ripng_redistribute_ospf6_metric_routemap_cmd);
+  install_element (RIPNG_NODE, &ripng_redistribute_bgp_metric_routemap_cmd);
+  install_element (RIPNG_NODE, &no_ripng_redistribute_bgp_metric_routemap_cmd);
+}