pld-rc-inetd-generator.sh

   1 #!/bin/sh
   2 #
   3 # TODO:
   4 #       pre_start_service() and pre_stop_service()
   5 #
   6 parse_one_service() {
   7         SOCKET_FILE="${CURRENT_SERVICE}.socket"
   8         SERVICE_FILE="${CURRENT_SERVICE}.service"
   9
  10         case "$FAMILY" in
  11                 ipv4)
  12                         PORT="0.0.0.0:$PORT"
  13                         ;;
  14                 ipv6)
  15                         PORT="[::]:$PORT"
  16                         ;;
  17                 *)
  18         esac
  19
  20         case "$SOCK_TYPE" in
  21                 stream)
  22                         [ "$PROTOCOL" = "tcp" ] || return
  23                         __LISTEN="ListenStream=$PORT"
  24                         ;;
  25                 dgram)
  26                         [ "$PROTOCOL" = "udp" ] || return
  27                         __LISTEN="ListenDatagram=$PORT"
  28                         ;;
  29                 seqpacket)
  30                         __LISTEN="ListenSequentialPacket=$PORT"
  31                         ;;
  32                 *)
  33                         return
  34         esac
  35         :>$SOCKET_FILE
  36         :>$SERVICE_FILE
  37
  38         echo "[Unit]" >>$SERVICE_FILE
  39         echo "Description=$SERVICE_NAME" >>$SERVICE_FILE
  40         echo >>$SERVICE_FILE
  41         echo "[Service]" >>$SERVICE_FILE
  42
  43         echo "[Unit]" >>$SOCKET_FILE
  44         echo "Description=$SERVICE_NAME" >>$SOCKET_FILE
  45         echo >>$SOCKET_FILE
  46         echo "[Socket]" >>$SOCKET_FILE
  47         echo $__LISTEN >>$SOCKET_FILE
  48
  49         for i in $FLAGS; do
  50                 case "$i" in
  51                         wait)
  52                                 echo "Accept=true" >>$SOCKET_FILE
  53                                 ;;
  54                         nowait)
  55                                 [ "${MAX_CONNECTIONS:-n}" = "n" ] || echo "MaxConnections=$MAX_CONNECTIONS" >>$SOCKET_FILE
  56                                 ;;
  57                         *)
  58                                 ;;
  59                 esac
  60         done
  61
  62         if [ "$SERVER" = "tcpd" ] ; then
  63                 echo "TCPWrapName=$SERVICE_NAME" >>$SOCKET_FILE
  64         elif [ $SERVER != $DAEMON ]; then
  65                 DAEMON="$SERVER $DAEMON"
  66         fi
  67         [ "${INTERFACE:-none}" = "none" ] || echo "BindToDevice=$INTERFACE" >>$SOCKET_FILE
  68
  69         echo "User=$USER" >>$SERVICE_FILE
  70         [ "${GROUP:-none}" = "none" ] || echo "Group=$GROUP" >>$SERVICE_FILE
  71         [ "${NICE:-none}" = "none" ] || echo "Nice=$NICE" >>$SERVICE_FILE
  72         [ "${CHROOT:-none}" = "none" ] || echo "RootDirectory=$CHROOT" >>$SERVICE_FILE
  73         [ "${ENV:-none}" = "none" ] || echo "Environment=$ENV" >>$SERVICE_FILE
  74         echo -n "ExecStart=$DAEMON" >>$SERVICE_FILE
  75         if [ "${DAEMONARGS:-none}" = "none" ] ; then
  76                 echo >>$SERVICE_FILE
  77         else
  78                 echo "$DAEMONARGS" >>$SERVICE_FILE
  79         fi
  80
  81         echo >>$SERVICE_FILE
  82         echo "[Install]" >>$SERVICE_FILE
  83         echo "Also=${CURRENT_SERVICE}.socket" >>$SERVICE_FILE
  84         echo >>$SERVICE_FILE
  85
  86         echo >>$SOCKET_FILE
  87         echo "[Install]" >>$SOCKET_FILE
  88         echo "WantedBy=sockets.target" >>$SOCKET_FILE
  89 }
  90
  91 SERVICES=$(ls -d /etc/sysconfig/rc-inetd/* 2>/dev/null | grep -Ev '.*(\.rpm(save|new|orig)|~|CVS)')
  92 for i in $SERVICES; do
  93         # unset everything
  94         unset SERVICE_NAME SOCK_TYPE PROTOCOL PORT USER
  95         unset DAEMON DAEMONARGS MAX_CONNECTIONS GROUP NICE
  96         unset FAMILY INTERFACE CHROOT RPCNAME RPCVERSION
  97         unset INITGROUPS BANNER ECHO FILTER ENV FLAGS
  98         unset SERVER MAX_CONNECTIONS_PER_SOURCE
  99         unset CONNECTIONS_PER_SECOND RPCNUMBER
 100         unset BANNER_SUCCESS BANNER_FAILURE PASSENV
 101         unset SERVICE_TYPE ACCESS_TIMES LOG_TYPE
 102         unset LOG_SUCCESS LOG_FAILURE REDIRECT MAX_LOAD
 103
 104         # Read defaults...
 105         . /etc/sysconfig/rc-inetd.conf
 106
 107         # ...and then config of *this* service.
 108         . $i
 109
 110         CURRENT_SERVICE=$(basename $i)
 111         DONT_PARSE=0
 112         # check if service is in deny list ?
 113         for i in $DENY_SERVICES; do
 114                 if [ $i = $CURRENT_SERVICE ]; then
 115                         DONT_PARSE=1
 116                 fi
 117         done
 118         [ $DONT_PARSE -eq 0 ] || continue
 119
 120         parse_one_service
 121 done