scripts

misc scripts and tools
git clone git://git.2f30.org/scripts.git
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blackholedns (1221B)


      1 #!/bin/sh
      2 #gets list to blackhole from http://someonewhocares.org/hosts/hosts
      3 
      4 #number of lines to ignore from the start of the file (has some lines for localhost that aren't needed)
      5 NUMIGNORE=7
      6 OUTFILENAME=dhosts
      7 TMP=$OUTFILENAME".tmp"
      8 URL=http://someonewhocares.org/hosts/hosts
      9 
     10 trap '_clean' 2
     11 
     12 _fetchhosts() {
     13                 if curl -s -o /dev/null -f $URL; then
     14                         curl -s $URL | grep -e "^127" | awk '{print $2}'| tail -n+$NUMIGNORE > $TMP
     15                         return 1
     16                 else
     17                         echo "could not connect to url"
     18                         return 0
     19                 fi
     20 }
     21 
     22 _unboundize() {
     23         while read line
     24         do
     25                 case line in  
     26                         +([a-z]|[A-Z]|['.']))  echo $line | sed 's/.*/local-zone: "&" redirect,local-data: "& A 127.0.0.1"/' | tr ',' '\n'
     27                                 ;;  
     28                         *) return 0
     29                                 ;;  
     30                 esac
     31         done<$TMP>>$OUTFILENAME
     32         return 1
     33 }
     34 
     35 _clean() {
     36         if [[ -e $TMP ]]; then
     37                 rm $TMP
     38         fi
     39         exit 0
     40 }
     41 
     42 _fetchhosts; [[ $? == 0 ]] && exit 0
     43 _unboundize; [[ $? == 0 ]] && _clean
     44 rm $TMP
     45 exit 1