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

   1 #!/bin/sh
   2 # This script gives information about bmx6
   3 # Can be executed from a linux shell: ./bmx6-info -s links
   4 # Or from web interfae (with cgi enabled): http://host/cgi-bin/bmx6-info?links
   5 # Special methods are tagged with '$', like $myself or $neighbours: http://host/cgi-bin/bmx6-info?$myself
   6 # When '$' is not used, raw bmx6 information from the filesystem is returned (/var/runb/bmx6/json/)
   7
   8 BMX6_DIR="$(uci get bmx6.general.runtimeDir 2>/dev/null)" || BMX6_DIR="/var/run/bmx6/json"
   9
  10 #Checking if shell mode or cgi-bin mode
  11 if [ "$1" == "-s" ]; then
  12   QUERY="$2"
  13 else
  14   QUERY="${QUERY_STRING%%=*}"
  15   QUERY="${QUERY%%\?*}"
  16   QUERY="${QUERY%%\&*}"
  17   echo "Content-type: application/json"
  18   echo ""
  19 fi
  20
  21 check_path() {
  22   [ -d "$1" ] && path=$(cd $1; pwd)
  23   [ -f "$1" ] && path=$(cd $1/..; pwd)
  24   [ $(echo "$path" | grep -c "^$BMX6_DIR") -ne 1 ] && exit 1
  25 }
  26
  27 print_query() {
  28   # If the query is a directory
  29   [ -d "$BMX6_DIR/$1" ] &&
  30   {
  31     # If /all has not been specified
  32     [ -z "$QALL" ] &&
  33     {
  34       total=$(ls $BMX6_DIR/$1 | wc -w)
  35       i=1
  36       echo -n "{ \"$1\": [ "
  37       for f in $(ls $BMX6_DIR/$1); do
  38         echo -n "{ \"name\": \"$f\" }"
  39         [ $i -lt $total ]  && echo -n ','
  40         i=$(( $i + 1 ))
  41       done
  42       echo -n " ] }"
  43
  44       # If /all has been specified, printing all the files together
  45       } || {
  46       comma=""
  47       echo -n "[ "
  48       for entry in "$BMX6_DIR/$1/"*; do
  49         [ -f "$entry" ] &&
  50         {
  51           ${comma:+echo -n "$comma"}
  52           tr -d '\n' < "$entry"
  53           comma=","
  54         }
  55       done
  56       echo -n " ]"
  57     }
  58   }
  59   # If the query is a file, just printing the file
  60   [ -f "$BMX6_DIR/$1" ] && cat "$BMX6_DIR/$1";
  61 }
  62
  63 if [ "${QUERY##*/}" == "all" ]; then
  64   QUERY="${QUERY%/all}"
  65   QALL=1
  66 fi
  67
  68 if [ "$QUERY" == '$myself' ]; then
  69   hostname="$(cat /proc/sys/kernel/hostname)"
  70   ip6="$(bmx6 -c show=status | grep ^BMX | awk '{print $5}')"
  71   ip4="$(bmx6 -c show=status | grep ^BMX | awk '{print $6}')"
  72   cidr6=$(lua -l luci.ip -e "ip=luci.ip.new(\"$ip6\"); print(ip:network():string()..'/'..ip:prefix())")
  73   cidr4=$(lua -l luci.ip -e "ip=luci.ip.new(\"$ip4\"); print(ip:network():string()..'/'..ip:prefix())")
  74   echo -n "{\"myself\":{\"hostname\":\"$hostname\",\"ip6\":\"$ip6\",\"ip4\":\"$ip4\",\"net6\":\"$cidr6\",\"net4\":\"$cidr4\"}}"
  75   exit 0
  76 fi
  77
  78 if [ "$QUERY" == '$info' ]; then
  79   echo -n '{ "info": [ '
  80   print_query status
  81   echo -n ","
  82   print_query interfaces
  83   echo -n "] }"
  84   exit 0
  85 fi
  86
  87 if [ "$QUERY" == '$neighbours' ]; then
  88   QALL=1
  89   echo -n '{ "neighbours": [ '
  90   echo -n '{ "originators": '
  91   print_query originators
  92   echo -n '}, '
  93   echo -n '{ "descriptions": '
  94   print_query descriptions
  95   echo -n "} ] }"
  96   exit 0
  97 fi
  98
  99 if [ "$QUERY" == '$tunnels' ]; then
 100   bmx6 -c --jshow tunnels /r=0
 101   exit 0
 102 fi
 103
 104 if [ "$QUERY" == "" ]; then
 105   echo -n '{ "queries": ['
 106   echo -n '{ "name": "$myself", "info": "basic network information of self node" },'
 107   echo -n '{ "name": "$info", "info": "full network and device information of self node" },'
 108   echo -n '{ "name": "$tunnels", "info": "accnouncements (tunnels) published by the mesh network" },'
 109   echo -n '{ "name": "$neighbours", "info": "list of all my neighbours and their information" },'
 110   echo -n '{ "name": "/", "info": "raw bmx6 json API" }]}'
 111   exit 0
 112 fi
 113
 114 check_path "$BMX6_DIR/$QUERY"
 115 print_query $QUERY
 116
 117 #ls -1F "$BMX6_DIR"
 118 exit 0