debian/aiccu.config

   1 #!/bin/sh
   2
   3 CONFIGFILE=/etc/aiccu.conf
   4 TMPCONF=/etc/aiccu.conf.$$.dpkg-tmp
   5 TMPFILE=/etc/aiccu.temp.$$.dpkg-tmp
   6 BINARY=/usr/sbin/aiccu
   7
   8 # Note: the two temp files are placed in /etc thus should be symlink-attack safe
   9
  10 if [ ! -x $BINARY ]; then
  11         # Can't configure yet as we don't have our binary yet
  12         exit 0;
  13 fi
  14
  15 # Make sure that files we create are not readable by anyone but us (root)
  16 umask 077
  17
  18 . /usr/share/debconf/confmodule
  19
  20 if [ -e $CONFIGFILE ]; then
  21         USERNAME=$(grep ^username $CONFIGFILE | awk '{print $2}')
  22         PASSWORD=$(grep ^password $CONFIGFILE | awk '{print $2}')
  23         PROTO=$(grep ^protocol $CONFIGFILE | awk '{print $2}')
  24         SERVER=$(grep ^server $CONFIGFILE | awk '{print $2}')
  25         TUNNEL=$(grep ^tunnel_id $CONFIGFILE | awk '{print $2}')
  26
  27         if [ "$USERNAME" != "" ]; then
  28                 db_set aiccu/username "$USERNAME"
  29         fi
  30
  31         if [ "$PASSWORD" != "" ]; then
  32                 db_set aiccu/password "$PASSWORD"
  33         fi
  34
  35         if [ "$PROTO" != "" -a "$SERVER" != "" ]; then
  36                 db_set aiccu/brokername "$PROTO://$SERVER"
  37         fi
  38
  39         if [ "$TUNNEL" != "" ]; then
  40                 db_set aiccu/tunnelname "$TUNNEL"
  41         fi
  42 fi
  43
  44
  45 db_reset aiccu/badauth
  46
  47 #
  48 # State What
  49 #   1   Get Tunnel Brokername
  50 #   2   Get User/pass
  51 #   3   Get Tunnel ID
  52 #   4   Exit
  53
  54 STATE=1
  55 while [ $STATE -ge 1 -a $STATE -le 3 ]; do
  56
  57         case "$STATE" in
  58         1)
  59                 # Fetch the list of tunnel brokers
  60                 BROKERS=$($BINARY brokers | sort >$TMPFILE)
  61
  62                 if [ "$?" != "0" ]; then
  63                         # No TunnelBrokers found
  64                         db_input high aiccu/nobrokers || true
  65                         echo "No brokers"
  66                 else
  67                         # Found Tunnel brokers, present them to the user
  68                         BROKERS=$(cat $TMPFILE | cut -f1 -d'|' | awk '{print $0","}')
  69                         BROKERS=$(echo -n $BROKERS | sed 'N;s/\n//g' | sed 's/,$//g')
  70                         db_subst aiccu/brokername brokers "$BROKERS"
  71                         db_fset aiccu/brokername seen false
  72                         db_input high aiccu/brokername || true
  73                         db_go || true
  74                 fi
  75
  76                 # Remove temporary file
  77                 rm $TMPFILE
  78                 ;;
  79
  80         2)
  81                 # Request User / Pass
  82                 db_input high aiccu/username || true
  83                 db_input high aiccu/password || true
  84                 db_go || true
  85                 ;;
  86
  87         3)
  88                 # Reset our temp config file
  89                 echo "# Temporary AICCU config written by debconf" > $TMPCONF
  90                 #echo "verbose true" >> $TMPCONF
  91
  92                 # Take the Protocol and server from the Brokername
  93                 db_get aiccu/brokername
  94                 URL=$($BINARY brokers | grep "$RET")
  95                 PROTO=$(echo $URL | cut -f2 -d'|' | cut -f1 -d:)
  96                 SERVER=$(echo $URL | cut -f2 -d'|' | cut -f3 -d/)
  97
  98                 echo "protocol $PROTO" >> $TMPCONF
  99                 echo "server $SERVER" >> $TMPCONF
 100
 101                 db_get aiccu/username
 102                 USERNAME="$RET"
 103
 104                 db_get aiccu/password
 105                 PASSWORD="$RET"
 106
 107                 # Try to get the tunnels using the provided user/pass
 108                 if [ "$USERNAME" != "" -a "$PASSWORD" != "" ]; then
 109                         echo "username $USERNAME" >> $TMPCONF
 110                         echo "password $PASSWORD" >> $TMPCONF
 111
 112                         TUNNELS=$($BINARY tunnels $TMPCONF >$TMPFILE)
 113
 114                         if [ "$?" != "0" ]; then
 115                                 db_input high aiccu/badauth || true
 116                         else
 117                                 db_set aiccu/badauth "false"
 118
 119                                 TUNNELS=$(cat $TMPFILE | cut -f1 -d' ' | awk '{print $0","}')
 120                                 TUNNELS=$(echo -n $TUNNELS | sed 'N;s/\n//g' | sed 's/,$//g')
 121
 122                                 if [ "$TUNNELS" = "" ]; then
 123                                         db_input high aiccu/notunnels || true
 124                                 else
 125                                         db_subst aiccu/tunnelname tunnels "$TUNNELS"
 126                                         db_input high aiccu/tunnelname || true
 127                                         db_go || true
 128                                 fi
 129                         fi
 130
 131                         # Remove temporary file
 132                         rm $TMPFILE
 133                 else
 134                         db_set aiccu/badauth "false"
 135                 fi
 136
 137                 # Remove the temporary as we don't need it anymore
 138                 rm $TMPCONF
 139                 ;;
 140         esac
 141
 142         db_go
 143
 144         case "$STATE" in
 145         1)
 146                 STATE=2
 147                 ;;
 148         2)
 149                 STATE=3
 150                 ;;
 151         3)
 152                 db_get aiccu/badauth
 153
 154                 # When badly authenticated do it all over
 155                 if [ "$RET" = "true" ]; then
 156                         STATE=1
 157                         db_reset aiccu/brokername
 158                         db_reset aiccu/username
 159                         db_reset aiccu/password
 160                         db_reset aiccu/tunnelname
 161                 else
 162                         STATE=4
 163                 fi
 164                 db_reset aiccu/badauth
 165                 ;;
 166         esac
 167 done
 168