/*
* Router ID for zebra daemon.
*
- * Copyright (C) 2004 James R. Leu
+ * Copyright (C) 2004 James R. Leu
*
* This file is part of Quagga routing suite.
*
#include "vrf.h"
#include "zebra/zserv.h"
+#include "zebra/zapi_msg.h"
#include "zebra/zebra_vrf.h"
#include "zebra/router-id.h"
#include "zebra/redistribute.h"
/* master zebra server structure */
extern struct zebra_t zebrad;
-static struct connected *
-router_id_find_node (struct list *l, struct connected *ifc)
+static struct connected *router_id_find_node(struct list *l,
+ struct connected *ifc)
{
- struct listnode *node;
- struct connected *c;
+ struct listnode *node;
+ struct connected *c;
- for (ALL_LIST_ELEMENTS_RO (l, node, c))
- if (prefix_same (ifc->address, c->address))
- return c;
+ for (ALL_LIST_ELEMENTS_RO(l, node, c))
+ if (prefix_same(ifc->address, c->address))
+ return c;
- return NULL;
+ return NULL;
}
-static int
-router_id_bad_address (struct connected *ifc)
+static int router_id_bad_address(struct connected *ifc)
{
- if (ifc->address->family != AF_INET)
- return 1;
-
- /* non-redistributable addresses shouldn't be used for RIDs either */
- if (!zebra_check_addr (ifc->address))
- return 1;
-
- return 0;
+ if (ifc->address->family != AF_INET)
+ return 1;
+
+ /* non-redistributable addresses shouldn't be used for RIDs either */
+ if (!zebra_check_addr(ifc->address))
+ return 1;
+
+ return 0;
}
-void
-router_id_get (struct prefix *p, vrf_id_t vrf_id)
+void router_id_get(struct prefix *p, vrf_id_t vrf_id)
{
- struct listnode *node;
- struct connected *c;
- struct zebra_vrf *zvrf = vrf_info_get (vrf_id);
-
- p->u.prefix4.s_addr = 0;
- p->family = AF_INET;
- p->prefixlen = 32;
-
- if (zvrf->rid_user_assigned.u.prefix4.s_addr)
- p->u.prefix4.s_addr = zvrf->rid_user_assigned.u.prefix4.s_addr;
- else if (!list_isempty (zvrf->rid_lo_sorted_list))
- {
- node = listtail (zvrf->rid_lo_sorted_list);
- c = listgetdata (node);
- p->u.prefix4.s_addr = c->address->u.prefix4.s_addr;
- }
- else if (!list_isempty (zvrf->rid_all_sorted_list))
- {
- node = listtail (zvrf->rid_all_sorted_list);
- c = listgetdata (node);
- p->u.prefix4.s_addr = c->address->u.prefix4.s_addr;
- }
+ struct listnode *node;
+ struct connected *c;
+ struct zebra_vrf *zvrf = vrf_info_get(vrf_id);
+
+ p->u.prefix4.s_addr = 0;
+ p->family = AF_INET;
+ p->prefixlen = 32;
+
+ if (zvrf->rid_user_assigned.u.prefix4.s_addr)
+ p->u.prefix4.s_addr = zvrf->rid_user_assigned.u.prefix4.s_addr;
+ else if (!list_isempty(zvrf->rid_lo_sorted_list)) {
+ node = listtail(zvrf->rid_lo_sorted_list);
+ c = listgetdata(node);
+ p->u.prefix4.s_addr = c->address->u.prefix4.s_addr;
+ } else if (!list_isempty(zvrf->rid_all_sorted_list)) {
+ node = listtail(zvrf->rid_all_sorted_list);
+ c = listgetdata(node);
+ p->u.prefix4.s_addr = c->address->u.prefix4.s_addr;
+ }
}
-static void
-router_id_set (struct prefix *p, vrf_id_t vrf_id)
+static void router_id_set(struct prefix *p, vrf_id_t vrf_id)
{
- struct prefix p2;
- struct listnode *node;
- struct zserv *client;
- struct zebra_vrf *zvrf;
-
- if (p->u.prefix4.s_addr == 0) /* unset */
- {
- zvrf = vrf_info_lookup (vrf_id);
- if (! zvrf)
- return;
- }
- else /* set */
- zvrf = vrf_info_get (vrf_id);
-
- zvrf->rid_user_assigned.u.prefix4.s_addr = p->u.prefix4.s_addr;
-
- router_id_get (&p2, vrf_id);
-
- for (ALL_LIST_ELEMENTS_RO (zebrad.client_list, node, client))
- zsend_router_id_update (client, &p2, vrf_id);
+ struct prefix p2;
+ struct listnode *node;
+ struct zserv *client;
+ struct zebra_vrf *zvrf;
+
+ if (p->u.prefix4.s_addr == 0) /* unset */
+ {
+ zvrf = vrf_info_lookup(vrf_id);
+ if (!zvrf)
+ return;
+ } else /* set */
+ zvrf = vrf_info_get(vrf_id);
+
+ zvrf->rid_user_assigned.u.prefix4.s_addr = p->u.prefix4.s_addr;
+
+ router_id_get(&p2, vrf_id);
+
+ for (ALL_LIST_ELEMENTS_RO(zebrad.client_list, node, client))
+ zsend_router_id_update(client, &p2, vrf_id);
}
-void
-router_id_add_address (struct connected *ifc)
+void router_id_add_address(struct connected *ifc)
{
- struct list *l = NULL;
- struct listnode *node;
- struct prefix before;
- struct prefix after;
- struct zserv *client;
- struct zebra_vrf *zvrf = vrf_info_get (ifc->ifp->vrf_id);
-
- if (router_id_bad_address (ifc))
- return;
-
- router_id_get (&before, zvrf_id (zvrf));
-
- if (!strncmp (ifc->ifp->name, "lo", 2)
- || !strncmp (ifc->ifp->name, "dummy", 5))
- l = zvrf->rid_lo_sorted_list;
- else
- l = zvrf->rid_all_sorted_list;
-
- if (!router_id_find_node (l, ifc))
- listnode_add_sort (l, ifc);
-
- router_id_get (&after, zvrf_id (zvrf));
-
- if (prefix_same (&before, &after))
- return;
-
- for (ALL_LIST_ELEMENTS_RO (zebrad.client_list, node, client))
- zsend_router_id_update (client, &after, zvrf_id (zvrf));
+ struct list *l = NULL;
+ struct listnode *node;
+ struct prefix before;
+ struct prefix after;
+ struct zserv *client;
+ struct zebra_vrf *zvrf = vrf_info_get(ifc->ifp->vrf_id);
+
+ if (router_id_bad_address(ifc))
+ return;
+
+ router_id_get(&before, zvrf_id(zvrf));
+
+ if (if_is_loopback(ifc->ifp))
+ l = zvrf->rid_lo_sorted_list;
+ else
+ l = zvrf->rid_all_sorted_list;
+
+ if (!router_id_find_node(l, ifc))
+ listnode_add_sort(l, ifc);
+
+ router_id_get(&after, zvrf_id(zvrf));
+
+ if (prefix_same(&before, &after))
+ return;
+
+ for (ALL_LIST_ELEMENTS_RO(zebrad.client_list, node, client))
+ zsend_router_id_update(client, &after, zvrf_id(zvrf));
}
-void
-router_id_del_address (struct connected *ifc)
+void router_id_del_address(struct connected *ifc)
{
- struct connected *c;
- struct list *l;
- struct prefix after;
- struct prefix before;
- struct listnode *node;
- struct zserv *client;
- struct zebra_vrf *zvrf = vrf_info_get (ifc->ifp->vrf_id);
+ struct connected *c;
+ struct list *l;
+ struct prefix after;
+ struct prefix before;
+ struct listnode *node;
+ struct zserv *client;
+ struct zebra_vrf *zvrf = vrf_info_get(ifc->ifp->vrf_id);
- if (router_id_bad_address (ifc))
- return;
+ if (router_id_bad_address(ifc))
+ return;
- router_id_get (&before, zvrf_id (zvrf));
+ router_id_get(&before, zvrf_id(zvrf));
- if (!strncmp (ifc->ifp->name, "lo", 2)
- || !strncmp (ifc->ifp->name, "dummy", 5))
- l = zvrf->rid_lo_sorted_list;
- else
- l = zvrf->rid_all_sorted_list;
+ if (if_is_loopback(ifc->ifp))
+ l = zvrf->rid_lo_sorted_list;
+ else
+ l = zvrf->rid_all_sorted_list;
- if ((c = router_id_find_node (l, ifc)))
- listnode_delete (l, c);
+ if ((c = router_id_find_node(l, ifc)))
+ listnode_delete(l, c);
- router_id_get (&after, zvrf_id (zvrf));
+ router_id_get(&after, zvrf_id(zvrf));
- if (prefix_same (&before, &after))
- return;
+ if (prefix_same(&before, &after))
+ return;
- for (ALL_LIST_ELEMENTS_RO (zebrad.client_list, node, client))
- zsend_router_id_update (client, &after, zvrf_id (zvrf));
+ for (ALL_LIST_ELEMENTS_RO(zebrad.client_list, node, client))
+ zsend_router_id_update(client, &after, zvrf_id(zvrf));
}
-void
-router_id_write (struct vty *vty)
+void router_id_write(struct vty *vty)
{
- struct vrf *vrf;
- struct zebra_vrf *zvrf;
-
- RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name)
- if ((zvrf = vrf->info) != NULL)
- if (zvrf->rid_user_assigned.u.prefix4.s_addr)
- {
- if (zvrf_id (zvrf) == VRF_DEFAULT)
- vty_out (vty, "router-id %s\n",
- inet_ntoa(zvrf->rid_user_assigned.u.prefix4));
- else
- vty_out (vty, "router-id %s vrf %s\n",
- inet_ntoa (zvrf->rid_user_assigned.u.prefix4),
- zvrf_name(zvrf));
- }
+ struct vrf *vrf;
+ struct zebra_vrf *zvrf;
+
+ RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name)
+ if ((zvrf = vrf->info) != NULL)
+ if (zvrf->rid_user_assigned.u.prefix4.s_addr) {
+ if (zvrf_id(zvrf) == VRF_DEFAULT)
+ vty_out(vty, "router-id %s\n",
+ inet_ntoa(
+ zvrf->rid_user_assigned
+ .u.prefix4));
+ else
+ vty_out(vty, "router-id %s vrf %s\n",
+ inet_ntoa(
+ zvrf->rid_user_assigned
+ .u.prefix4),
+ zvrf_name(zvrf));
+ }
}
DEFUN (router_id,
"IP address to use for router-id\n"
VRF_CMD_HELP_STR)
{
- int idx_ipv4 = 1;
- int idx_name = 3;
+ int idx_ipv4 = 1;
+ int idx_name = 3;
- struct prefix rid;
- vrf_id_t vrf_id = VRF_DEFAULT;
+ struct prefix rid;
+ vrf_id_t vrf_id = VRF_DEFAULT;
- rid.u.prefix4.s_addr = inet_addr (argv[idx_ipv4]->arg);
- if (!rid.u.prefix4.s_addr)
- return CMD_WARNING_CONFIG_FAILED;
+ rid.u.prefix4.s_addr = inet_addr(argv[idx_ipv4]->arg);
+ if (!rid.u.prefix4.s_addr)
+ return CMD_WARNING_CONFIG_FAILED;
- rid.prefixlen = 32;
- rid.family = AF_INET;
+ rid.prefixlen = 32;
+ rid.family = AF_INET;
- if (argc > 2)
- VRF_GET_ID (vrf_id, argv[idx_name]->arg);
+ if (argc > 2)
+ VRF_GET_ID(vrf_id, argv[idx_name]->arg, false);
- router_id_set (&rid, vrf_id);
+ router_id_set(&rid, vrf_id);
- return CMD_SUCCESS;
+ return CMD_SUCCESS;
}
DEFUN (no_router_id,
"IP address to use for router-id\n"
VRF_CMD_HELP_STR)
{
- int idx_name = 4;
+ int idx_name = 4;
- struct prefix rid;
- vrf_id_t vrf_id = VRF_DEFAULT;
+ struct prefix rid;
+ vrf_id_t vrf_id = VRF_DEFAULT;
- rid.u.prefix4.s_addr = 0;
- rid.prefixlen = 0;
- rid.family = AF_INET;
+ rid.u.prefix4.s_addr = 0;
+ rid.prefixlen = 0;
+ rid.family = AF_INET;
- if (argc > 3)
- VRF_GET_ID (vrf_id, argv[idx_name]->arg);
+ if (argc > 3)
+ VRF_GET_ID(vrf_id, argv[idx_name]->arg, false);
- router_id_set (&rid, vrf_id);
+ router_id_set(&rid, vrf_id);
- return CMD_SUCCESS;
+ return CMD_SUCCESS;
}
-
-static int
-router_id_cmp (void *a, void *b)
+static int router_id_cmp(void *a, void *b)
{
- const struct connected *ifa = (const struct connected *)a;
- const struct connected *ifb = (const struct connected *)b;
+ const struct connected *ifa = (const struct connected *)a;
+ const struct connected *ifb = (const struct connected *)b;
- return IPV4_ADDR_CMP(&ifa->address->u.prefix4.s_addr,&ifb->address->u.prefix4.s_addr);
+ return IPV4_ADDR_CMP(&ifa->address->u.prefix4.s_addr,
+ &ifb->address->u.prefix4.s_addr);
}
-void
-router_id_cmd_init (void)
+void router_id_cmd_init(void)
{
- install_element (CONFIG_NODE, &router_id_cmd);
- install_element (CONFIG_NODE, &no_router_id_cmd);
+ install_element(CONFIG_NODE, &router_id_cmd);
+ install_element(CONFIG_NODE, &no_router_id_cmd);
}
-void
-router_id_init (struct zebra_vrf *zvrf)
+void router_id_init(struct zebra_vrf *zvrf)
{
- zvrf->rid_all_sorted_list = &zvrf->_rid_all_sorted_list;
- zvrf->rid_lo_sorted_list = &zvrf->_rid_lo_sorted_list;
+ zvrf->rid_all_sorted_list = &zvrf->_rid_all_sorted_list;
+ zvrf->rid_lo_sorted_list = &zvrf->_rid_lo_sorted_list;
- memset (zvrf->rid_all_sorted_list, 0, sizeof (zvrf->_rid_all_sorted_list));
- memset (zvrf->rid_lo_sorted_list, 0, sizeof (zvrf->_rid_lo_sorted_list));
- memset (&zvrf->rid_user_assigned, 0, sizeof (zvrf->rid_user_assigned));
+ memset(zvrf->rid_all_sorted_list, 0,
+ sizeof(zvrf->_rid_all_sorted_list));
+ memset(zvrf->rid_lo_sorted_list, 0, sizeof(zvrf->_rid_lo_sorted_list));
+ memset(&zvrf->rid_user_assigned, 0, sizeof(zvrf->rid_user_assigned));
- zvrf->rid_all_sorted_list->cmp = router_id_cmp;
- zvrf->rid_lo_sorted_list->cmp = router_id_cmp;
+ zvrf->rid_all_sorted_list->cmp = router_id_cmp;
+ zvrf->rid_lo_sorted_list->cmp = router_id_cmp;
- zvrf->rid_user_assigned.family = AF_INET;
- zvrf->rid_user_assigned.prefixlen = 32;
+ zvrf->rid_user_assigned.family = AF_INET;
+ zvrf->rid_user_assigned.prefixlen = 32;
}
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