luci-app-bmx6/files/www/cgi-bin/bmx6-info

   1 #!/bin/sh
   2 #    Copyright (C) 2011 Pau Escrich
   3 #    Contributors Jo-Philipp Wich <xm@subsignal.org>
   4 #
   5 #    This program is free software; you can redistribute it and/or modify
   6 #    it under the terms of the GNU General Public License as published by
   7 #    the Free Software Foundation; either version 2 of the License, or
   8 #    (at your option) any later version.
   9 #
  10 #    This program is distributed in the hope that it will be useful,
  11 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #    GNU General Public License for more details.
  14 #
  15 #    You should have received a copy of the GNU General Public License along
  16 #    with this program; if not, write to the Free Software Foundation, Inc.,
  17 #    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 #
  19 #    The full GNU General Public License is included in this distribution in
  20 #    the file called "COPYING".
  21 #
  22 #    This script gives information about bmx6
  23 #    Can be executed from a linux shell: ./bmx6-info -s links
  24 #    Or from web interfae (with cgi enabled): http://host/cgi-bin/bmx6-info?links
  25 #    If you ask for a directory you wil get the directory contents in JSON forman
  26
  27 BMX6_DIR="$(uci get bmx6.general.runtimeDir 2>/dev/null)" || BMX6_DIR="/var/run/bmx6/json"
  28
  29 #Checking if shell mode or cgi-bin mode
  30 if [ "$1" == "-s" ]; then
  31         QUERY="$2"
  32 else
  33         QUERY="${QUERY_STRING%%=*}"
  34         echo "Content-type: application/json"
  35         echo ""
  36
  37 fi
  38
  39 check_path() {
  40         [ -d "$1" ] && path=$(cd $1; pwd)
  41         [ -f "$1" ] && path=$(cd $1/..; pwd)
  42         [ $(echo "$path" | grep -c "^$BMX6_DIR") -ne 1 ] && exit 1
  43 }
  44
  45 print_query() {
  46         # If the query is a directory
  47         [ -d "$BMX6_DIR/$1" ] &&
  48         {
  49         # If /all has not been specified
  50                 [ -z "$QALL" ] &&
  51                 {
  52                 total=$(ls $BMX6_DIR/$1 | wc -w)
  53                 i=1
  54                 echo -n "{ \"$1\": [ "
  55                 for f in $(ls $BMX6_DIR/$1); do
  56                         echo -n "{ \"name\": \"$f\" }"
  57                         [ $i -lt $total ]  && echo -n ','
  58                         i=$(( $i + 1 ))
  59                 done
  60                 echo -n " ] }"
  61
  62         # If /all has been specified, printing all the files together
  63                 } || {
  64                 comma=""
  65                 echo -n "[ "
  66                 for entry in "$BMX6_DIR/$1/"*; do
  67                         [ -f "$entry" ] &&
  68                         {
  69                                 ${comma:+echo "$comma"}
  70                                 tr -d '\n' < "$entry"
  71                                 comma=","
  72                         }
  73                 done
  74                 echo -n " ]"
  75                 }
  76         }
  77
  78         # If the query is a file, just printing the file
  79         [ -f "$BMX6_DIR/$QUERY" ] && cat "$BMX6_DIR/$QUERY";
  80 }
  81
  82 if [ "${QUERY##*/}" == "all" ]; then
  83         QUERY="${QUERY%/all}"
  84         QALL=1
  85 fi
  86
  87
  88 if [ "$QUERY" == '$neighbours' ]; then
  89         QALL=1
  90         echo '{ "neighbours": [ '
  91         echo '{ "originators": '
  92         print_query originators
  93         echo '}, '
  94         echo '{ "descriptions": '
  95         print_query descriptions
  96         echo "} ] }"
  97         exit 0
  98
  99 else if [ "$QUERY" == '$tunnels' ]; then
 100         bmx6 -c --jshow tunnels
 101         exit 0
 102
 103 else
 104         check_path "$BMX6_DIR/$QUERY"
 105         print_query $QUERY
 106         exit 0
 107 fi
 108 fi
 109
 110 ls -1F "$BMX6_DIR"
 111 exit 0
 112