bgpd: Make "no redistribute" always remove the redistribute statement

Signed-off-by: Daniel Walton <dwalton@cumulusnetworks.com>
diff --git a/bgpd/bgp_vty.c b/bgpd/bgp_vty.c
index 4cd8c5e..4c1de16 100644
--- a/bgpd/bgp_vty.c
+++ b/bgpd/bgp_vty.c
@@ -9527,7 +9527,7 @@
   return bgp_redistribute_unset (vty->index, AFI_IP, type);
 }
 
-DEFUN (no_bgp_redistribute_ipv4_rmap,
+ALIAS (no_bgp_redistribute_ipv4,
        no_bgp_redistribute_ipv4_rmap_cmd,
        "no redistribute " QUAGGA_IP_REDIST_STR_BGPD " route-map WORD",
        NO_STR
@@ -9535,21 +9535,8 @@
        QUAGGA_IP_REDIST_HELP_STR_BGPD
        "Route map reference\n"
        "Pointer to route-map entries\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_routemap_unset (vty->index, AFI_IP, type);
-  return CMD_SUCCESS;
-}
-
-DEFUN (no_bgp_redistribute_ipv4_metric,
+ALIAS (no_bgp_redistribute_ipv4,
        no_bgp_redistribute_ipv4_metric_cmd,
        "no redistribute " QUAGGA_IP_REDIST_STR_BGPD " metric <0-4294967295>",
        NO_STR
@@ -9557,21 +9544,8 @@
        QUAGGA_IP_REDIST_HELP_STR_BGPD
        "Metric for redistributed routes\n"
        "Default metric\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_metric_unset (vty->index, AFI_IP, type);
-  return CMD_SUCCESS;
-}
-
-DEFUN (no_bgp_redistribute_ipv4_rmap_metric,
+ALIAS (no_bgp_redistribute_ipv4,
        no_bgp_redistribute_ipv4_rmap_metric_cmd,
        "no redistribute " QUAGGA_IP_REDIST_STR_BGPD " route-map WORD metric <0-4294967295>",
        NO_STR
@@ -9581,22 +9555,8 @@
        "Pointer to route-map entries\n"
        "Metric for redistributed routes\n"
        "Default metric\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_metric_unset (vty->index, AFI_IP, type);
-  bgp_redistribute_routemap_unset (vty->index, AFI_IP, type);
-  return CMD_SUCCESS;
-}
-
-ALIAS (no_bgp_redistribute_ipv4_rmap_metric,
+ALIAS (no_bgp_redistribute_ipv4,
        no_bgp_redistribute_ipv4_metric_rmap_cmd,
        "no redistribute " QUAGGA_IP_REDIST_STR_BGPD " metric <0-4294967295> route-map WORD",
        NO_STR
@@ -9740,7 +9700,7 @@
   return bgp_redistribute_unset (vty->index, AFI_IP6, type);
 }
 
-DEFUN (no_bgp_redistribute_ipv6_rmap,
+ALIAS (no_bgp_redistribute_ipv6,
        no_bgp_redistribute_ipv6_rmap_cmd,
        "no redistribute " QUAGGA_IP6_REDIST_STR_BGPD " route-map WORD",
        NO_STR
@@ -9748,21 +9708,8 @@
        QUAGGA_IP6_REDIST_HELP_STR_BGPD
        "Route map reference\n"
        "Pointer to route-map entries\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP6, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_routemap_unset (vty->index, AFI_IP6, type);
-  return CMD_SUCCESS;
-}
-
-DEFUN (no_bgp_redistribute_ipv6_metric,
+ALIAS (no_bgp_redistribute_ipv6,
        no_bgp_redistribute_ipv6_metric_cmd,
        "no redistribute " QUAGGA_IP6_REDIST_STR_BGPD " metric <0-4294967295>",
        NO_STR
@@ -9770,21 +9717,8 @@
        QUAGGA_IP6_REDIST_HELP_STR_BGPD
        "Metric for redistributed routes\n"
        "Default metric\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP6, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_metric_unset (vty->index, AFI_IP6, type);
-  return CMD_SUCCESS;
-}
-
-DEFUN (no_bgp_redistribute_ipv6_rmap_metric,
+ALIAS (no_bgp_redistribute_ipv6,
        no_bgp_redistribute_ipv6_rmap_metric_cmd,
        "no redistribute " QUAGGA_IP6_REDIST_STR_BGPD " route-map WORD metric <0-4294967295>",
        NO_STR
@@ -9794,22 +9728,8 @@
        "Pointer to route-map entries\n"
        "Metric for redistributed routes\n"
        "Default metric\n")
-{
-  int type;
 
-  type = proto_redistnum (AFI_IP6, argv[0]);
-  if (type < 0 || type == ZEBRA_ROUTE_BGP)
-    {
-      vty_out (vty, "%% Invalid route type%s", VTY_NEWLINE);
-      return CMD_WARNING;
-    }
-
-  bgp_redistribute_metric_unset (vty->index, AFI_IP6, type);
-  bgp_redistribute_routemap_unset (vty->index, AFI_IP6, type);
-  return CMD_SUCCESS;
-}
-
-ALIAS (no_bgp_redistribute_ipv6_rmap_metric,
+ALIAS (no_bgp_redistribute_ipv6,
        no_bgp_redistribute_ipv6_metric_rmap_cmd,
        "no redistribute " QUAGGA_IP6_REDIST_STR_BGPD " metric <0-4294967295> route-map WORD",
        NO_STR
diff --git a/bgpd/bgp_zebra.c b/bgpd/bgp_zebra.c
index 484e355..be17d23 100644
--- a/bgpd/bgp_zebra.c
+++ b/bgpd/bgp_zebra.c
@@ -1112,35 +1112,6 @@
   return CMD_SUCCESS;
 }
 
-/* Unset redistribution route-map configuration.  */
-int
-bgp_redistribute_routemap_unset (struct bgp *bgp, afi_t afi, int type)
-{
-  if (! bgp->rmap[afi][type].name)
-    return 0;
-
-  /* Unset route-map. */
-  free (bgp->rmap[afi][type].name);
-  bgp->rmap[afi][type].name = NULL;
-  bgp->rmap[afi][type].map = NULL;
-
-  return 1;
-}
-
-/* Unset redistribution metric configuration.  */
-int
-bgp_redistribute_metric_unset (struct bgp *bgp, afi_t afi, int type)
-{
-  if (! bgp->redist_metric_flag[afi][type])
-    return 0;
-
-  /* Unset metric. */
-  bgp->redist_metric_flag[afi][type] = 0;
-  bgp->redist_metric[afi][type] = 0;
-
-  return 1;
-}
-
 void
 bgp_zclient_reset (void)
 {
diff --git a/bgpd/bgp_zebra.h b/bgpd/bgp_zebra.h
index ccc5547..9a592c3 100644
--- a/bgpd/bgp_zebra.h
+++ b/bgpd/bgp_zebra.h
@@ -42,8 +42,6 @@
 extern int bgp_redistribute_rmap_set (struct bgp *, afi_t, int, const char *);
 extern int bgp_redistribute_metric_set (struct bgp *, afi_t, int, u_int32_t);
 extern int bgp_redistribute_unset (struct bgp *, afi_t, int);
-extern int bgp_redistribute_routemap_unset (struct bgp *, afi_t, int);
-extern int bgp_redistribute_metric_unset (struct bgp *, afi_t, int);
 
 extern struct interface *if_lookup_by_ipv4 (struct in_addr *);
 extern struct interface *if_lookup_by_ipv4_exact (struct in_addr *);