pld-rc-inetd-generator.sh

   1 #!/bin/sh
   2
   3 parse_one_service() {
   4         SOCKET_FILE="$1/rc-inetd-${CURRENT_SERVICE}.socket"
   5
   6         case "$FAMILY" in
   7                 ipv4)
   8                         PORT="0.0.0.0:$PORT"
   9                         ;;
  10                 ipv6)
  11                         PORT="[::]:$PORT"
  12                         ;;
  13                 *)
  14         esac
  15
  16         case "$SOCK_TYPE" in
  17                 stream)
  18                         [ "$PROTOCOL" = "tcp" ] || return
  19                         __LISTEN="ListenStream=$PORT"
  20                         SERVICE_FILE="$1/rc-inetd-${CURRENT_SERVICE}@.service"
  21                         ;;
  22                 dgram)
  23                         [ "$PROTOCOL" = "udp" ] || return
  24                         __LISTEN="ListenDatagram=$PORT"
  25                         SERVICE_FILE="$1/rc-inetd-${CURRENT_SERVICE}.service"
  26                         ;;
  27                 seqpacket)
  28                         __LISTEN="ListenSequentialPacket=$PORT"
  29                         SERVICE_FILE="$1/rc-inetd-${CURRENT_SERVICE}.service"
  30                         ;;
  31                 *)
  32                         return
  33         esac
  34         :>$SOCKET_FILE
  35         :>$SERVICE_FILE
  36
  37         echo "[Unit]" >>$SERVICE_FILE
  38         echo "Description=$SERVICE_NAME" >>$SERVICE_FILE
  39         echo >>$SERVICE_FILE
  40
  41         echo "[Service]" >>$SERVICE_FILE
  42         echo "StandardInput=socket" >>$SERVICE_FILE
  43         echo "StandardError=syslog" >>$SERVICE_FILE
  44
  45         echo "[Unit]" >>$SOCKET_FILE
  46         echo "Description=$SERVICE_NAME" >>$SOCKET_FILE
  47         echo >>$SOCKET_FILE
  48
  49         echo "[Socket]" >>$SOCKET_FILE
  50         echo $__LISTEN >>$SOCKET_FILE
  51
  52         for i in $FLAGS; do
  53                 case "$i" in
  54                         nowait)
  55                                 echo "Accept=true" >>$SOCKET_FILE
  56                                 [ "${MAX_CONNECTIONS:-n}" = "n" ] || echo "MaxConnections=$MAX_CONNECTIONS" >>$SOCKET_FILE
  57                                 ;;
  58                         *)
  59                                 ;;
  60                 esac
  61         done
  62
  63         if [ "$SERVER" = "tcpd" ] ; then
  64                 echo "TCPWrapName=$SERVICE_NAME" >>$SOCKET_FILE
  65         elif [ $SERVER != $DAEMON ]; then
  66                 DAEMON="$SERVER $DAEMON"
  67         fi
  68         [ "${INTERFACE:-none}" = "none" ] || echo "BindToDevice=$INTERFACE" >>$SOCKET_FILE
  69
  70         echo "User=$USER" >>$SERVICE_FILE
  71         [ "${GROUP:-none}" = "none" ] || echo "Group=$GROUP" >>$SERVICE_FILE
  72         [ "${NICE:-none}" = "none" ] || echo "Nice=$NICE" >>$SERVICE_FILE
  73         [ "${CHROOT:-none}" = "none" ] || echo "RootDirectory=$CHROOT" >>$SERVICE_FILE
  74         [ "${ENV:-none}" = "none" ] || echo "Environment=$ENV" >>$SERVICE_FILE
  75         echo -n "ExecStart=-$DAEMON" >>$SERVICE_FILE
  76         if [ "${DAEMONARGS:-none}" = "none" ] ; then
  77                 echo >>$SERVICE_FILE
  78         else
  79                 echo " $DAEMONARGS" >>$SERVICE_FILE
  80         fi
  81
  82         if typeset -f pre_start_service 2>&1 >/dev/null ; then
  83                 echo "#!/bin/sh" >/run/rc-inetd/${CURRENT_SERVICE}_pre_start.sh
  84                 typeset -f pre_start_service >>/run/rc-inetd/${CURRENT_SERVICE}_pre_start.sh
  85                 echo "pre_start_service >&2" >>/run/rc-inetd/${CURRENT_SERVICE}_pre_start.sh
  86                 chmod u+x /run/rc-inetd/${CURRENT_SERVICE}_pre_start.sh
  87                 echo "ExecStartPre=-/run/rc-inetd/${CURRENT_SERVICE}_pre_start.sh" >>$SERVICE_FILE
  88         fi
  89
  90         if typeset -f pre_stop_service 2>&1 >/dev/null ; then
  91                 echo "#!/bin/sh" >/run/rc-inetd/${CURRENT_SERVICE}_post_stop.sh
  92                 typeset -f pre_stop_service >>/run/rc-inetd/${CURRENT_SERVICE}_post_stop.sh
  93                 echo "pre_stop_service >&2" >>/run/rc-inetd/${CURRENT_SERVICE}_post_stop.sh
  94                 chmod u+x /run/rc-inetd/${CURRENT_SERVICE}_post_stop.sh
  95                 echo "ExecStopPost=-/run/rc-inetd/${CURRENT_SERVICE}_post_stop.sh" >>$SERVICE_FILE
  96         fi
  97
  98         echo >>$SERVICE_FILE
  99         echo "[Install]" >>$SERVICE_FILE
 100         echo "Also=rc-inetd-${CURRENT_SERVICE}.socket" >>$SERVICE_FILE
 101         echo >>$SERVICE_FILE
 102
 103         echo >>$SOCKET_FILE
 104         echo "[Install]" >>$SOCKET_FILE
 105         echo "WantedBy=sockets.target" >>$SOCKET_FILE
 106 }
 107
 108 normalunitdir=${1:-/tmp}
 109 earlyunitdir=${2:-/tmp}
 110 lateunitdir=${3:-/tmp}
 111
 112 destunitdir=$normalunitdir
 113
 114 rm -f $destunitdir/rc-inetd-*.service \
 115         $destunitdir/rc-inetd-*.socket \
 116         $destunitdir/sockets.target.wants/rc-inetd-*.socket \
 117         /run/rc-inetd/*
 118
 119 mkdir -p $destunitdir/sockets.target.wants \
 120         /run/rc-inetd
 121
 122 SERVICES=$(ls -d /etc/sysconfig/rc-inetd/* 2>/dev/null | grep -Ev '.*(\.rpm(save|new|orig)|~|CVS)')
 123 for i in $SERVICES; do
 124         # unset everything
 125         unset SERVICE_NAME SOCK_TYPE PROTOCOL PORT USER
 126         unset DAEMON DAEMONARGS MAX_CONNECTIONS GROUP NICE
 127         unset FAMILY INTERFACE CHROOT RPCNAME RPCVERSION
 128         unset INITGROUPS BANNER ECHO FILTER ENV FLAGS
 129         unset SERVER MAX_CONNECTIONS_PER_SOURCE
 130         unset CONNECTIONS_PER_SECOND RPCNUMBER
 131         unset BANNER_SUCCESS BANNER_FAILURE PASSENV
 132         unset SERVICE_TYPE ACCESS_TIMES LOG_TYPE
 133         unset LOG_SUCCESS LOG_FAILURE REDIRECT MAX_LOAD
 134
 135         # Read defaults...
 136         . /etc/sysconfig/rc-inetd.conf
 137
 138         # ...and then config of *this* service.
 139         . $i
 140
 141         CURRENT_SERVICE=$(basename $i)
 142         DONT_PARSE=0
 143         # check if service is in deny list ?
 144         for i in $DENY_SERVICES; do
 145                 if [ $i = $CURRENT_SERVICE ]; then
 146                         DONT_PARSE=1
 147                 fi
 148         done
 149         [ $DONT_PARSE -eq 0 ] || continue
 150
 151         parse_one_service $destunitdir
 152
 153         if [ -f $destunitdir/rc-inetd-${CURRENT_SERVICE}.socket ]; then
 154                 ln -sf "$destunitdir/rc-inetd-${CURRENT_SERVICE}.socket" \
 155                         "$destunitdir/sockets.target.wants/rc-inetd-${CURRENT_SERVICE}.socket"
 156         fi
 157 done