| 1 | 31 | simandl | #!/usr/bin/env sh |
| 2 | | | |
| 3 | | | if ! [ -e settings ]; then OUTFILE="settings"; else OUTFILE="settings.new"; fi |
| 4 | | | |
| 5 | | | cat > $OUTFILE << EOF |
| 6 | | | # Which kind of legend shall be used |
| 7 | | | # set STYLE="bytes" to display all values in bytes/s |
| 8 | | | # set STYLE="bits" to display all values in bits/s |
| 9 | | | # |
| 10 | | | EOF |
| 11 | | | var=`cat settings|grep "^STYLE="` |
| 12 | | | if [ "$var" = "" ]; then var="STYLE=\"bytes\""; fi |
| 13 | | | echo "$var" >> $OUTFILE |
| 14 | | | |
| 15 | | | cat >> $OUTFILE << EOF |
| 16 | | | |
| 17 | | | # Shall input and output traffic be swaped ? |
| 18 | | | # (possible values for "yes" are: "yes" "true" "1") |
| 19 | | | # |
| 20 | | | EOF |
| 21 | | | var=`cat settings|grep "^SWAPIO="` |
| 22 | | | if [ "$var" = "" ]; then var="SWAPIO=\"no\""; fi |
| 23 | | | echo "$var" >> $OUTFILE |
| 24 | | | |
| 25 | | | cat >> $OUTFILE << EOF |
| 26 | | | |
| 27 | | | # Use fixed-scale or dynamically scaled graphs. This affects ALL diagrams! |
| 28 | | | # set SCALE="-1000" to use dynamically scaing with a minimum scale of |
| 29 | | | # 1000 bytes/s (default) |
| 30 | | | # set SCALE="12345" to set the fixed scale of the graphs to 12345 bytes/s |
| 31 | | | # |
| 32 | | | # If nothing is defined here, the defaults (dynamic scaling with a minimum |
| 33 | | | # scale of 1000 bytes/s) will be used |
| 34 | | | # |
| 35 | | | EOF |
| 36 | | | var=`cat settings|grep "^SCALE="` |
| 37 | | | if [ "$var" = "" ]; then var="SCALE=\"-1000\""; fi |
| 38 | | | echo "$var" >> $OUTFILE |
| 39 | | | |
| 40 | | | cat >> $OUTFILE <<EOF |
| 41 | | | |
| 42 | | | # Configure one line for each device that shall be sampled: |
| 43 | | | # |
| 44 | | | # DEV=<device>,<max bytes/s input>,<max bytes/s output>,<description> |
| 45 | | | # |
| 46 | | | # <device> is the network-device you like to sample |
| 47 | | | # |
| 48 | | | # for SNMP queries the <device> entry has the following format: |
| 49 | | | # |
| 50 | | | # SNMP:<host>:<community>:<interface> |
| 51 | | | # |
| 52 | | | # <host> is the name or the IP of the host you want to query |
| 53 | | | # |
| 54 | | | # <community> self explaining (for newbies: the community acts almost |
| 55 | | | # like a "password" for SNMP) |
| 56 | | | # |
| 57 | | | # <interface> the name of the interface on the remote-host |
| 58 | | | # |
| 59 | | | # Examples: |
| 60 | | | # |
| 61 | | | # DEV="eth0,12500000,12500000,100 MBit ethernet" |
| 62 | | | # DEV="SNMP:192.168.1.1:public:eth0,12500000,12500000,100 MBit ethernet via SNMP" |
| 63 | | | # |
| 64 | | | EOF |
| 65 | | | |
| 66 | | | # |
| 67 | | | # configure interfaces |
| 68 | | | # |
| 69 | | | if [ "$OUTFILE" = "settings" ]; then |
| 70 | | | case `uname` in |
| 71 | | | *BSD) |
| 72 | | | INTERFACES=`ifconfig -l -u` |
| 73 | | | ;; |
| 74 | | | *) |
| 75 | | | INTERFACES=`netstat -ni|grep [0-9] |awk '{print $1}'|sed s/\*//|uniq` |
| 76 | | | ;; |
| 77 | | | esac |
| 78 | | | |
| 79 | | | echo |
| 80 | | | echo "Configuring local interfaces. Please answer these:" |
| 81 | | | for nn in $INTERFACES; do |
| 82 | | | where="x" |
| 83 | | | while [ "$where" != "y" ] && [ "$where" != "n" ]; do |
| 84 | | | echo -n "found: $nn - (y)es or (n)o ? " |
| 85 | | | read where |
| 86 | | | case $where in |
| 87 | | | n) ;; |
| 88 | | | y) echo "DEV=\"$nn,12500000,12500000,100 MBit Ethernet\"" >> $OUTFILE ;; |
| 89 | | | *) echo "please answer with \"y\" or \"n\"" ;; |
| 90 | | | esac |
| 91 | | | echo |
| 92 | | | done |
| 93 | | | done |
| 94 | | | echo >> $OUTFILE |
| 95 | | | else |
| 96 | | | cat settings|grep "^DEV=" >> $OUTFILE |
| 97 | | | fi |
| 98 | | | |
| 99 | | | echo |
| 100 | | | echo "Please check the settings file and adapt it to satisfy your needs." |
| 101 | | | echo "If you have any interfaces slower than 100 MBit, please change the" |
| 102 | | | echo "corrosponding default values." |
| 103 | | | echo "Maybe there are some additional interfaces or SNMP hosts you want" |
| 104 | | | echo "to query." |
| 105 | | | if [ "$OUTFILE" = "settings.new" ]; then |
| 106 | | | mkdir -p backup |
| 107 | | | NOW=`date +%Y%m%d-%H%M%S` |
| 108 | | | mv -f settings backup/settings-$NOW |
| 109 | | | mv -f settings.new settings |
| 110 | | | echo "a backup of the previous settings has been saved." |
| 111 | | | fi |
| 112 | | | echo |
| 113 | | | |
