sharpd/sharp_vty.c

   1 /*
   2  * SHARP - vty code
   3  * Copyright (C) Cumulus Networks, Inc.
   4  *               Donald Sharp
   5  *
   6  * This file is part of FRR.
   7  *
   8  * FRR is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by the
  10  * Free Software Foundation; either version 2, or (at your option) any
  11  * later version.
  12  *
  13  * FRR is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; see the file COPYING; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22 #include <zebra.h>
  23
  24 #include "vty.h"
  25 #include "command.h"
  26 #include "prefix.h"
  27 #include "nexthop.h"
  28 #include "log.h"
  29 #include "vrf.h"
  30 #include "zclient.h"
  31
  32 #include "sharpd/sharp_zebra.h"
  33 #include "sharpd/sharp_vty.h"
  34 #ifndef VTYSH_EXTRACT_PL
  35 #include "sharpd/sharp_vty_clippy.c"
  36 #endif
  37
  38 extern uint32_t total_routes;
  39 extern uint32_t installed_routes;
  40 extern uint32_t removed_routes;
  41
  42 DEFPY(watch_nexthop_v6, watch_nexthop_v6_cmd,
  43       "sharp watch nexthop X:X::X:X$nhop",
  44       "Sharp routing Protocol\n"
  45       "Watch for changes\n"
  46       "Watch for nexthop changes\n"
  47       "The v6 nexthop to signal for watching\n")
  48 {
  49         struct prefix p;
  50
  51         memset(&p, 0, sizeof(p));
  52
  53         p.prefixlen = 128;
  54         memcpy(&p.u.prefix6, &nhop, 16);
  55         p.family = AF_INET6;
  56
  57         sharp_zebra_nexthop_watch(&p, true);
  58
  59         return CMD_SUCCESS;
  60 }
  61
  62 DEFPY(watch_nexthop_v4, watch_nexthop_v4_cmd,
  63       "sharp watch nexthop A.B.C.D$nhop",
  64       "Sharp routing Protocol\n"
  65       "Watch for changes\n"
  66       "Watch for nexthop changes\n"
  67       "The v4 nexthop to signal for watching\n")
  68 {
  69         struct prefix p;
  70
  71         memset(&p, 0, sizeof(p));
  72
  73         p.prefixlen = 32;
  74         p.u.prefix4 = nhop;
  75         p.family = AF_INET;
  76
  77         sharp_zebra_nexthop_watch(&p, true);
  78
  79         return CMD_SUCCESS;
  80 }
  81
  82 DEFPY (install_routes,
  83        install_routes_cmd,
  84        "sharp install routes A.B.C.D$start nexthop A.B.C.D$nexthop (1-1000000)$routes",
  85        "Sharp routing Protocol\n"
  86        "install some routes\n"
  87        "Routes to install\n"
  88        "Address to start /32 generation at\n"
  89        "Nexthop to use\n"
  90        "Nexthop address\n"
  91        "How many to create\n")
  92 {
  93         int i;
  94         struct prefix p;
  95         struct nexthop nhop;
  96         uint32_t temp;
  97
  98         total_routes = routes;
  99         installed_routes = 0;
 100
 101         memset(&p, 0, sizeof(p));
 102         memset(&nhop, 0, sizeof(nhop));
 103
 104         p.family = AF_INET;
 105         p.prefixlen = 32;
 106         p.u.prefix4 = start;
 107
 108         nhop.gate.ipv4 = nexthop;
 109         nhop.type = NEXTHOP_TYPE_IPV4;
 110
 111         zlog_debug("Inserting %ld routes", routes);
 112
 113         temp = ntohl(p.u.prefix4.s_addr);
 114         for (i = 0; i < routes; i++) {
 115                 route_add(&p, &nhop);
 116                 p.u.prefix4.s_addr = htonl(++temp);
 117         }
 118
 119         return CMD_SUCCESS;
 120 }
 121
 122 DEFPY(vrf_label, vrf_label_cmd,
 123       "sharp label <ip$ipv4|ipv6$ipv6> vrf NAME$name label (0-100000)$label",
 124       "Sharp Routing Protocol\n"
 125       "Give a vrf a label\n"
 126       "Pop and forward for IPv4\n"
 127       "Pop and forward for IPv6\n"
 128       VRF_CMD_HELP_STR
 129       "The label to use, 0 specifies remove the label installed from previous\n"
 130       "Specified range to use\n")
 131 {
 132         struct vrf *vrf;
 133         afi_t afi = (ipv4) ? AFI_IP : AFI_IP6;
 134
 135         if (strcmp(name, "default") == 0)
 136                 vrf = vrf_lookup_by_id(VRF_DEFAULT);
 137         else
 138                 vrf = vrf_lookup_by_name(name);
 139
 140         if (!vrf) {
 141                 vty_out(vty, "Unable to find vrf you silly head");
 142                 return CMD_WARNING_CONFIG_FAILED;
 143         }
 144
 145         if (label == 0)
 146                 label = MPLS_LABEL_NONE;
 147
 148         vrf_label_add(vrf->vrf_id, afi, label);
 149         return CMD_SUCCESS;
 150 }
 151
 152 DEFPY (remove_routes,
 153        remove_routes_cmd,
 154        "sharp remove routes A.B.C.D$start (1-1000000)$routes",
 155        "Sharp Routing Protocol\n"
 156        "Remove some routes\n"
 157        "Routes to remove\n"
 158        "Starting spot\n"
 159        "Routes to uniinstall\n")
 160 {
 161         int i;
 162         struct prefix p;
 163         uint32_t temp;
 164
 165         total_routes = routes;
 166         removed_routes = 0;
 167
 168         memset(&p, 0, sizeof(p));
 169
 170         p.family = AF_INET;
 171         p.prefixlen = 32;
 172         p.u.prefix4 = start;
 173
 174         zlog_debug("Removing %ld routes", routes);
 175
 176         temp = ntohl(p.u.prefix4.s_addr);
 177         for (i = 0; i < routes; i++) {
 178                 route_delete(&p);
 179                 p.u.prefix4.s_addr = htonl(++temp);
 180         }
 181
 182         return CMD_SUCCESS;
 183 }
 184
 185 void sharp_vty_init(void)
 186 {
 187         install_element(ENABLE_NODE, &install_routes_cmd);
 188         install_element(ENABLE_NODE, &remove_routes_cmd);
 189         install_element(ENABLE_NODE, &vrf_label_cmd);
 190         install_element(ENABLE_NODE, &watch_nexthop_v6_cmd);
 191         install_element(ENABLE_NODE, &watch_nexthop_v4_cmd);
 192         return;
 193 }