isisd/isis_vty_isisd.c

   1 /*
   2  * IS-IS Rout(e)ing protocol - isis_vty_isisd.c
   3  *
   4  * This file contains the CLI that is specific to IS-IS
   5  *
   6  * Copyright (C) 2001,2002   Sampo Saaristo
   7  *                           Tampere University of Technology
   8  *                           Institute of Communications Engineering
   9  * Copyright (C) 2016        David Lamparter, for NetDEF, Inc.
  10  * Copyright (C) 2018        Christian Franke, for NetDEF, Inc.
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public Licenseas published by the Free
  14  * Software Foundation; either version 2 of the License, or (at your option)
  15  * any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,but WITHOUT
  18  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  19  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  20  * more details.
  21  *
  22  * You should have received a copy of the GNU General Public License along
  23  * with this program; see the file COPYING; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  25  */
  26
  27 #include <zebra.h>
  28
  29 #include "command.h"
  30
  31 #include "isis_circuit.h"
  32 #include "isis_csm.h"
  33 #include "isis_misc.h"
  34 #include "isis_mt.h"
  35 #include "isisd.h"
  36 #include "isis_vty_common.h"
  37
  38 static int level_for_arg(const char *arg)
  39 {
  40         if (!strcmp(arg, "level-1"))
  41                 return IS_LEVEL_1;
  42         else
  43                 return IS_LEVEL_2;
  44 }
  45
  46 DEFUN (isis_priority,
  47        isis_priority_cmd,
  48        "isis priority (0-127)",
  49        "IS-IS routing protocol\n"
  50        "Set priority for Designated Router election\n"
  51        "Priority value\n")
  52 {
  53         uint8_t prio = atoi(argv[2]->arg);
  54         struct isis_circuit *circuit = isis_circuit_lookup(vty);
  55         if (!circuit)
  56                 return CMD_ERR_NO_MATCH;
  57
  58         circuit->priority[0] = prio;
  59         circuit->priority[1] = prio;
  60
  61         return CMD_SUCCESS;
  62 }
  63
  64 DEFUN (no_isis_priority,
  65        no_isis_priority_cmd,
  66        "no isis priority [(0-127)]",
  67        NO_STR
  68        "IS-IS routing protocol\n"
  69        "Set priority for Designated Router election\n"
  70        "Priority value\n")
  71 {
  72         struct isis_circuit *circuit = isis_circuit_lookup(vty);
  73         if (!circuit)
  74                 return CMD_ERR_NO_MATCH;
  75
  76         circuit->priority[0] = DEFAULT_PRIORITY;
  77         circuit->priority[1] = DEFAULT_PRIORITY;
  78
  79         return CMD_SUCCESS;
  80 }
  81
  82 DEFUN (isis_priority_level,
  83        isis_priority_level_cmd,
  84        "isis priority (0-127) <level-1|level-2>",
  85        "IS-IS routing protocol\n"
  86        "Set priority for Designated Router election\n"
  87        "Priority value\n"
  88        "Specify priority for level-1 routing\n"
  89        "Specify priority for level-2 routing\n")
  90 {
  91         uint8_t prio = atoi(argv[2]->arg);
  92         struct isis_circuit *circuit = isis_circuit_lookup(vty);
  93         if (!circuit)
  94                 return CMD_ERR_NO_MATCH;
  95
  96         circuit->priority[level_for_arg(argv[3]->text)] = prio;
  97
  98         return CMD_SUCCESS;
  99 }
 100
 101 DEFUN (no_isis_priority_level,
 102        no_isis_priority_level_cmd,
 103        "no isis priority [(0-127)] <level-1|level-2>",
 104        NO_STR
 105        "IS-IS routing protocol\n"
 106        "Set priority for Designated Router election\n"
 107        "Priority value\n"
 108        "Specify priority for level-1 routing\n"
 109        "Specify priority for level-2 routing\n")
 110 {
 111         struct isis_circuit *circuit = isis_circuit_lookup(vty);
 112         int level = level_for_arg(argv[argc - 1]->text);
 113         if (!circuit)
 114                 return CMD_ERR_NO_MATCH;
 115
 116         circuit->priority[level] = DEFAULT_PRIORITY;
 117
 118         return CMD_SUCCESS;
 119 }
 120
 121 void isis_vty_daemon_init(void)
 122 {
 123         install_element(INTERFACE_NODE, &isis_priority_cmd);
 124         install_element(INTERFACE_NODE, &no_isis_priority_cmd);
 125         install_element(INTERFACE_NODE, &isis_priority_level_cmd);
 126         install_element(INTERFACE_NODE, &no_isis_priority_level_cmd);
 127 }