| 1 | 2 | simandl | #!/bin/bash |
| 2 | | | # author : Petr Simandl www.simandl.cz |
| 3 | | | # release date : 19/08/2004 |
| 4 | | | # name : sedlo |
| 5 | | | # description : dynamic side routing tables tool |
| 6 | | | # license : GPL |
| 7 | | | |
| 8 | | | sl_version="0.0.1" |
| 9 | | | |
| 10 | | | PATH=$PATH:$HOME/bin:/bin:/sbin:/usr/bin:/usr/sbin:usr/local/bin:/usr/local/sbin |
| 11 | | | |
| 12 | | | sl_nmcnf="sedlo.conf" |
| 13 | | | sl_sedlocnf="/etc/$sl_nmcnf" |
| 14 | | | sl_sedlocache="/var/cache/sedlo" |
| 15 | | | |
| 16 | | | sl_rttab="/etc/iproute2/rt_tables" |
| 17 | | | sl_rtnmin=110 |
| 18 | | | sl_rtnmax=125 |
| 19 | | | |
| 20 | | | sl_ipcmd=`which wget` |
| 21 | | | sl_hnmcmd=`which hostname` |
| 22 | | | sl_awkcmd=`which awk` |
| 23 | | | |
| 24 | | | |
| 25 | | | sl_time=`date '+%Y%m%d%H%M%S'` |
| 26 | | | |
| 27 | | | if [ -e $sl_sedlocnf ] |
| 28 | | | then |
| 29 | | | sl_nop=1 |
| 30 | | | else |
| 31 | | | echo "$sl_sedlocnf not found" |
| 32 | | | exit 1 |
| 33 | | | fi |
| 34 | | | |
| 35 | | | if [ -e $sl_rttab ] |
| 36 | | | then |
| 37 | | | sl_nop=1 |
| 38 | | | else |
| 39 | | | echo "$sl_rttab not found" |
| 40 | | | exit 1 |
| 41 | | | fi |
| 42 | | | |
| 43 | | | sl_murlcfg=`cat $sl_sedlocnf | grep mcnf | uniq | awk '{print $2}'` |
| 44 | | | |
| 45 | | | ###################################################################### |
| 46 | | | s_mktables() |
| 47 | | | { |
| 48 | | | echo s_mktables |
| 49 | | | |
| 50 | | | sl_igws=`cat $sl_sedlocache/$sl_nmcnf | grep "^igw" | awk '{print $3}'` |
| 51 | | | |
| 52 | | | for sl_igw in $sl_igws |
| 53 | | | do |
| 54 | | | sl_igwrttb=`cat $sl_rttab | awk '{print $2}' | grep $sl_igw ` |
| 55 | | | if [ "$sl_igwrttb x" = " x" ] |
| 56 | | | then |
| 57 | | | echo "Table for $sl_igw not found - creating" |
| 58 | | | sl_cnt="$sl_rtnmax" |
| 59 | | | sl_ok="no" |
| 60 | | | until [ "$sl_cnt" -eq "$sl_rtnmin" ] || [ "$sl_ok" = "yes" ] |
| 61 | | | do |
| 62 | | | #space is used to recognized two and three digit numbers |
| 63 | | | sl_igwrttb=`cat $sl_rttab | awk '{print $1" "}' | grep "$sl_cnt " ` |
| 64 | | | if [ "$sl_igwrttb x" = " x" ] |
| 65 | | | then |
| 66 | | | sl_ok="yes" |
| 67 | | | echo "$sl_cnt $sl_igw" >> $sl_rttab |
| 68 | | | fi |
| 69 | | | sl_cnt=$(($sl_cnt - 1 )) |
| 70 | | | done |
| 71 | | | |
| 72 | | | else |
| 73 | | | echo "Table for $sl_igw found" |
| 74 | | | fi |
| 75 | | | |
| 76 | | | done |
| 77 | | | } |
| 78 | | | ###################################################################### |
| 79 | | | s_getcfg() |
| 80 | | | { |
| 81 | | | echo s_getcfg |
| 82 | | | wget $sl_murlcfg -O "$sl_sedlocache/$sl_nmcnf.main" -q |
| 83 | | | echo "# generated file" > $sl_sedlocache/$sl_nmcnf |
| 84 | | | for sl_file in `ls $sl_sedlocnf $sl_sedlocache/$sl_nmcnf.main ` |
| 85 | | | do |
| 86 | | | cat $sl_file | grep "^mcnf" | awk '{print $1"\t"$2}' >> $sl_sedlocache/$sl_nmcnf |
| 87 | | | cat $sl_file | grep "^igw" | awk '{print $1"\t"$2"\t"$3}' >> $sl_sedlocache/$sl_nmcnf |
| 88 | | | cat $sl_file | grep "^ip" | awk '{print $1"\t"$2"\t"$3"\t"$4"\t"$5"\t"$6}' >> $sl_sedlocache/$sl_nmcnf |
| 89 | | | done |
| 90 | | | cat $sl_sedlocache/$sl_nmcnf | sort | uniq > $sl_sedlocache/$sl_nmcnf.uniq |
| 91 | | | mv $sl_sedlocache/$sl_nmcnf.uniq $sl_sedlocache/$sl_nmcnf |
| 92 | | | |
| 93 | | | } |
| 94 | | | ###################################################################### |
| 95 | | | s_version() |
| 96 | | | { |
| 97 | | | echo sedlo $sl_version |
| 98 | | | exit 0 |
| 99 | | | } |
| 100 | | | ###################################################################### |
| 101 | | | s_help() |
| 102 | | | { |
| 103 | | | echo Pouziti: sedlo [param] |
| 104 | | | echo param: |
| 105 | | | echo -v vypise verzi |
| 106 | | | exit 0 |
| 107 | | | } |
| 108 | | | ###################################################################### |
| 109 | | | ###################################################################### |
| 110 | | | |
| 111 | | | s_getcfg |
| 112 | | | |
| 113 | | | s_mktables |
| 114 | | | exit 0 |
