debian/aiccu.config

   1 #!/bin/bash
   2
   3 set -ex
   4
   5 CONFIGFILE=/etc/aiccu.conf
   6 DIG=/usr/bin/dig
   7 HOST=/usr/bin/host
   8
   9 BROKERS_LIST=/usr/share/aiccu/conf-templates/brokers.list
  10
  11 TMPCONF=$(tempfile -p aiccu -s conf)
  12 TMPFILE=$(tempfile -p aiccu -s temp)
  13 BROKERS=$(tempfile -p aiccu -s brokers)
  14
  15 trap 'rm -f $TMPCONF $TMPFILE $BROKERS' TERM INT EXIT QUIT
  16
  17 # Make sure that files we create are not readable by anyone but us (root)
  18 umask 077
  19
  20 # Source debconf library.
  21 . /usr/share/debconf/confmodule
  22
  23 if [ -e $CONFIGFILE ]; then
  24         USERNAME=$(grep ^username $CONFIGFILE | awk '{print $2}')
  25         PASSWORD=$(grep ^password $CONFIGFILE | awk '{print $2}')
  26         PROTO=$(grep ^protocol $CONFIGFILE | awk '{print $2}')
  27         SERVER=$(grep ^server $CONFIGFILE | awk '{print $2}')
  28         TUNNEL=$(grep ^tunnel_id $CONFIGFILE | awk '{print $2}')
  29
  30         if [ "$USERNAME" != "" ]; then
  31                 db_set aiccu/username "$USERNAME"
  32         fi
  33
  34         if [ "$PASSWORD" != "" ]; then
  35                 db_set aiccu/password "$PASSWORD"
  36         fi
  37
  38         if [ "$PROTO" != "" -a "$SERVER" != "" ]; then
  39                 db_set aiccu/brokername "$PROTO://$SERVER"
  40         fi
  41
  42         if [ "$TUNNEL" != "" ]; then
  43                 db_set aiccu/tunnelname "$TUNNEL"
  44         fi
  45 fi
  46
  47 STATE=1
  48 if [ "$DEBCONF_RECONFIGURE" = "1" -o "$1" = "reconfigure" ]; then
  49         STATE=1
  50 elif [ "$TUNNEL" != "" -a "$PROTO" != "" -a "$SERVER" != "" ]; then
  51         # Assume that we do not need further configuration.
  52         STATE=4
  53 fi
  54
  55 # Fetch the list of tunnel brokers
  56 if [ -x $DIG ]; then
  57     $DIG _aiccu.sixxs.net TXT +short +time=5 +tries=2 |
  58         sed -e "s/\"$/|/" -e "s/\" \"/|/g" -e "s/\"//" -e "/^[#;]/d" | sort > $BROKERS
  59 else
  60     if [ -x $HOST ]; then
  61         $HOST -t TXT -W 5  _aiccu.sixxs.net |
  62             sed -e "s/^_.*text //" -e "s/\"$/|/" -e "s/\" \"/|/g" -e "s/\"//" -e "/^[#;]/d" |
  63             sort > $BROKERS
  64     else
  65         # Copy default
  66         sed -e "/^#/d" $BROKERS_LIST > $BROKERS
  67     fi
  68 fi
  69
  70 # Copy default if dig/host gave error
  71 if [ ${PIPESTATUS[0]} -ne 0 ]; then
  72     sed -e "/^#/d" $BROKERS_LIST > $BROKERS
  73 fi
  74
  75 # State What
  76 #   1   Get Tunnel Brokername
  77 #   2   Get User/pass
  78 #   3   Exit
  79
  80 while [ $STATE -ge 1 -a $STATE -le 2 ]; do
  81         case "$STATE" in
  82         1)
  83                 # Request broker
  84                 BROKERS_=$(cat $BROKERS | cut -f1 -d'|' | awk '{print $0","}')
  85                 BROKERS_=$(echo -n $BROKERS_ | sed 'N;s/\n//g' | sed 's/,$//g')
  86                 db_get aiccu/brokername
  87                 if [ "$RET" != "" ]; then
  88                         SELECTED=$(grep "$RET" $BROKERS | cut -f1 -d'|')
  89                         db_set aiccu/brokername "$SELECTED"
  90                 fi
  91                 db_subst aiccu/brokername brokers "$BROKERS_"
  92                 db_input high aiccu/brokername || true
  93                 db_go || true
  94
  95                 # Convert brokername to URL of broker
  96                 db_get aiccu/brokername || true
  97                 URL=$(grep $RET $BROKERS | cut -f2 -d'|')
  98                 db_set aiccu/brokername "$URL"
  99                 ;;
 100
 101         2)
 102                 # Request User / Pass
 103                 db_input high aiccu/username || true
 104                 db_input high aiccu/password || true
 105                 db_go || true
 106                 ;;
 107         esac
 108
 109         db_go
 110         STATE=$(($STATE + 1))
 111
 112 done
 113
 114 rm -f $TMPCONF $TMPFILE $BROKERS