bgpd/rfapi/vnc_debug.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *
   4  * Copyright 2016, LabN Consulting, L.L.C.
   5  */
   6
   7 #include "lib/zebra.h"
   8
   9 #include "lib/prefix.h"
  10 #include "lib/linklist.h"
  11 #include "lib/stream.h"
  12 #include "lib/command.h"
  13 #include "lib/log.h"
  14 #include "bgpd/rfapi/vnc_debug.h"
  15
  16 /*
  17  * debug state storage
  18  */
  19 unsigned long conf_vnc_debug;
  20 unsigned long term_vnc_debug;
  21
  22 struct vnc_debug {
  23         unsigned long bit;
  24         const char *name;
  25 };
  26
  27 static const struct vnc_debug vncdebug[] = {
  28         {VNC_DEBUG_RFAPI_QUERY, "rfapi-query"},
  29         {VNC_DEBUG_IMPORT_BI_ATTACH, "import-bi-attach"},
  30         {VNC_DEBUG_IMPORT_DEL_REMOTE, "import-del-remote"},
  31         {VNC_DEBUG_EXPORT_BGP_GETCE, "export-bgp-getce"},
  32         {VNC_DEBUG_EXPORT_BGP_DIRECT_ADD, "export-bgp-direct-add"},
  33         {VNC_DEBUG_IMPORT_BGP_ADD_ROUTE, "import-bgp-add-route"},
  34         {VNC_DEBUG_VERBOSE, "verbose"},
  35 };
  36
  37 #define VNC_STR "VNC information\n"
  38
  39 /***********************************************************************
  40  *      debug bgp vnc <foo>
  41  ***********************************************************************/
  42 DEFUN (debug_bgp_vnc,
  43        debug_bgp_vnc_cmd,
  44        "debug bgp vnc <rfapi-query|import-bi-attach|import-del-remote|verbose>",
  45        DEBUG_STR
  46        BGP_STR
  47        VNC_STR
  48        "rfapi query handling\n"
  49        "import BI atachment\n"
  50        "import delete remote routes\n"
  51        "verbose logging\n")
  52 {
  53         size_t i;
  54
  55         for (i = 0; i < (sizeof(vncdebug) / sizeof(struct vnc_debug)); ++i) {
  56                 if (strmatch(argv[3]->text, vncdebug[i].name)) {
  57                         if (vty->node == CONFIG_NODE) {
  58                                 conf_vnc_debug |= vncdebug[i].bit;
  59                                 term_vnc_debug |= vncdebug[i].bit;
  60                         } else {
  61                                 term_vnc_debug |= vncdebug[i].bit;
  62                                 vty_out(vty, "BGP vnc %s debugging is on\n",
  63                                         vncdebug[i].name);
  64                         }
  65                         return CMD_SUCCESS;
  66                 }
  67         }
  68         vty_out(vty, "Unknown debug flag: %s\n", argv[3]->arg);
  69         return CMD_WARNING_CONFIG_FAILED;
  70 }
  71
  72 DEFUN (no_debug_bgp_vnc,
  73        no_debug_bgp_vnc_cmd,
  74        "no debug bgp vnc <rfapi-query|import-bi-attach|import-del-remote|verbose>",
  75        NO_STR
  76        DEBUG_STR
  77        BGP_STR
  78        VNC_STR
  79        "rfapi query handling\n"
  80        "import BI atachment\n"
  81        "import delete remote routes\n"
  82        "verbose logging\n")
  83 {
  84         size_t i;
  85
  86         for (i = 0; i < (sizeof(vncdebug) / sizeof(struct vnc_debug)); ++i) {
  87                 if (strmatch(argv[argc - 1]->text, vncdebug[i].name)) {
  88                         if (vty->node == CONFIG_NODE) {
  89                                 conf_vnc_debug &= ~vncdebug[i].bit;
  90                                 term_vnc_debug &= ~vncdebug[i].bit;
  91                         } else {
  92                                 term_vnc_debug &= ~vncdebug[i].bit;
  93                                 vty_out(vty, "BGP vnc %s debugging is off\n",
  94                                         vncdebug[i].name);
  95                         }
  96                         return CMD_SUCCESS;
  97                 }
  98         }
  99         vty_out(vty, "Unknown debug flag: %s\n", argv[3]->arg);
 100         return CMD_WARNING_CONFIG_FAILED;
 101 }
 102
 103 /***********************************************************************
 104  *      no debug bgp vnc all
 105  ***********************************************************************/
 106
 107 DEFUN (no_debug_bgp_vnc_all,
 108        no_debug_bgp_vnc_all_cmd,
 109        "no debug all bgp vnc",
 110        NO_STR
 111        DEBUG_STR
 112        "Disable all VNC debugging\n"
 113        BGP_STR
 114        VNC_STR)
 115 {
 116         term_vnc_debug = 0;
 117         vty_out(vty, "All possible VNC debugging has been turned off\n");
 118
 119         return CMD_SUCCESS;
 120 }
 121
 122 /***********************************************************************
 123  *      show/save
 124  ***********************************************************************/
 125
 126 DEFUN_NOSH (show_debugging_bgp_vnc,
 127             show_debugging_bgp_vnc_cmd,
 128             "show debugging bgp vnc",
 129             SHOW_STR
 130             DEBUG_STR
 131             BGP_STR
 132             VNC_STR)
 133 {
 134         size_t i;
 135
 136         vty_out(vty, "BGP VNC debugging status:\n");
 137
 138         for (i = 0; i < (sizeof(vncdebug) / sizeof(struct vnc_debug)); ++i) {
 139                 if (term_vnc_debug & vncdebug[i].bit) {
 140                         vty_out(vty, "  BGP VNC %s debugging is on\n",
 141                                 vncdebug[i].name);
 142                 }
 143         }
 144         vty_out(vty, "\n");
 145         return CMD_SUCCESS;
 146 }
 147
 148 static int bgp_vnc_config_write_debug(struct vty *vty)
 149 {
 150         int write = 0;
 151         size_t i;
 152
 153         for (i = 0; i < array_size(vncdebug); ++i) {
 154                 if (conf_vnc_debug & vncdebug[i].bit) {
 155                         vty_out(vty, "debug bgp vnc %s\n", vncdebug[i].name);
 156                         write++;
 157                 }
 158         }
 159         return write;
 160 }
 161
 162 static int bgp_vnc_config_write_debug(struct vty *vty);
 163 static struct cmd_node debug_node = {
 164         .name = "vnc debug",
 165         .node = DEBUG_VNC_NODE,
 166         .prompt = "",
 167         .config_write = bgp_vnc_config_write_debug,
 168 };
 169
 170 void vnc_debug_init(void)
 171 {
 172         install_node(&debug_node);
 173         install_element(ENABLE_NODE, &show_debugging_bgp_vnc_cmd);
 174
 175         install_element(ENABLE_NODE, &debug_bgp_vnc_cmd);
 176         install_element(CONFIG_NODE, &debug_bgp_vnc_cmd);
 177         install_element(ENABLE_NODE, &no_debug_bgp_vnc_cmd);
 178         install_element(CONFIG_NODE, &no_debug_bgp_vnc_cmd);
 179
 180         install_element(ENABLE_NODE, &no_debug_bgp_vnc_all_cmd);
 181         install_element(CONFIG_NODE, &no_debug_bgp_vnc_all_cmd);
 182 }