X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/tripe/blobdiff_plain/be376b2fb361621c4152e8f100c53c4e5f0ccbf6..042d5c20a1c42002b35aa13c7a44dfb4a94d2e65:/tripe-init.in

diff --git a/tripe-init.in b/tripe-init.in
index 59d93d48..e3d835ac 100755
--- a/tripe-init.in
+++ b/tripe-init.in
@@ -3,35 +3,129 @@
 # tripe init script
 #   suitable for direct use in most SysV-style inits
 
-prefix=@prefix@
-exec_prefix=@exec_prefix@
-bindir=@bindir@
-sbindir=@sbindir@
-
 set -e
 
-[ -f /etc/tripe.conf ] && . /etc/tripe.conf
-: ${TRIPEDIR=/var/lib/tripe}
-export TRIPEDIR
+# --- Setup ---
 
-: ${tripe=$sbindir/tripe}
-: ${tripectl=$bindir/tripectl}
+[ -f @initconfig@ ] && . @initconfig@
+: ${prefix=@prefix@} ${exec_prefix=@exec_prefix@}
+: ${bindir=@bindir@} ${sbindir=@sbindir@}
+: ${TRIPEDIR=@configdir@} ${tripesock=@socketdir@/tripesock}
+: ${pidfile=@pidfile@}
+: ${tripe=$sbindir/tripe} ${tripectl=$bindir/tripectl}
 PATH=/usr/bin:/usr/sbin:/bin:/sbin:$bindir
-export PATH
+export PATH TRIPEDIR
+
+# --- Give up if there's no key ---
+
+if test ! -f $TRIPEDIR/keyring || test ! -f $TRIPEDIR/keyring.pub; then
+  echo >&2 "Not starting/stopping TrIPE: keyring files missing"
+  exit 0
+fi
+
+# --- Check it will work, or at least stands a fighting chance ---
+#
+# Having loads of different tunnel types doesn't help any.
+
+test -x $tripe -a -x $tripectl || exit 0
+
+case ${tunnel-`$tripe --tunnels | head -1`} in
+  linux)
+    case `uname -s` in
+      Linux)
+	if { test -f /proc/misc && grep -q net/tun /proc/misc; } ||
+	   modprobe -q tun; then
+	  : good
+	else
+	  echo >&2 "$tripe needs the Linux TUN/TAP driver to run."
+	  exit 1
+	fi
+	if test -c /dev/net/tun; then
+	  : good
+	else
+	  echo >&2 "$tripe needs /dev/net/tun, which is missing."
+	  exit 1
+	fi
+	;;
+      *)
+	echo >&2 "CONFIGURATION ERROR"
+	echo >&2 "  $tripe is compiled to use a Linux tunnel device, but"
+	echo >&2 "  this system is `uname -s`"
+	exit 1
+	;;
+    esac
+    ;;
+  unet)
+    case `uname -s` in
+      Linux)
+	if { test -f /proc/devices && grep -q unet /proc/devices; } ||
+	   modprobe -q unet; then
+	  : good
+	else
+	  echo >&2 "$tripe needs the Linux UNET driver to run."
+	  exit 1
+	fi
+	if test -c /dev/unet; then
+	  : good
+	else
+	  echo >&2 "$tripe needs /dev/unet, which is missing."
+	  exit 1
+	fi
+	;;
+      *)
+	echo >&2 "CONFIGURATION ERROR"
+	echo >&2 "  $tripe is compiled to use a Linux tunnel device, but"
+	echo >&2 "  this system is `uname -s`"
+	exit 1
+	;;
+    esac
+    ;;
+  bsd)
+    case `uname -s` in
+      *BSD)
+	# Don't know how to check the device is working.
+	if test -c /dev/tun0; then
+	  : good
+	else
+	  echo >&2 "$tripe needs /dev/tun0, which is missing."
+	  exit 1
+	fi
+	;;
+      *)
+	echo >&2 "CONFIGURATION ERROR"
+	echo >&2 "  $tripe is compiled to use a BSD tunnel device, but"
+	echo >&2 "  this system is `uname -s`"
+	exit 1
+	;;
+    esac
+    ;;
+  slip)
+    if test "$TRIPE_SLIPIF" = ""; then
+      echo >&2 "$tripe needs SLIP interfaces set up!"
+      exit 1
+    fi
+    ;;
+esac
+  
+# --- Do what was wanted ---
 
 case "$1" in
   start)
     echo -n "Starting TrIPE VPN daemon:"
-    if $tripectl help >/dev/null 2>/dev/null; then
+    if $tripectl version >/dev/null 2>/dev/null; then
       echo " already running"
       exit 0
     fi
-    $tripectl -D -f ${tripelog-tripe.log} -p $tripe -s \
+    $tripectl -D -s -p$tripe \
+      -f${logfile-@logfile@} \
+      -P$pidfile \
+      ${keytag+-S-t}$keytag \
       ${addr+-S-b}$addr \
       ${port+-S-p}${port} \
       ${user+-S-u}${user} \
       ${group+-S-g}${group} \
       ${trace+-S-T}${trace} \
+      ${tunnel+-S-n}${tunnel} \
       ${miscopts}
     for i in 1 2 3 4 give-up; do
       $tripectl help >/dev/null 2>/dev/null && break
@@ -43,24 +137,49 @@ case "$1" in
     fi
     echo -n " tripe"
     for i in $TRIPEDIR/peers/*; do
-      case $i in *~|\#*) continue;; esac
+      [ -x $i ] || continue
       name=`basename $i`
-      $i
-      echo -n " $name"
+      case $name in *~|\#*) continue;; esac
+      if $i; then 
+	echo -n " $name"
+      else
+        echo -n " ($name failed)"
+      fi
     done
     echo " done"
     ;;
   stop)
     echo -n "Stopping TrIPE VPN daemon:"
-    $tripectl quit
-    echo " done"
+    if test ! -S $tripesock; then
+      echo " not running"
+    elif $tripectl quit >/dev/null 2>&1; then
+      echo " done"
+    elif test ! -f $pidfile; then
+      echo " stale socket found: removing"
+      rm -f $tripesock
+    elif kill `cat $pidfile`; then
+      echo " done (killed violently)"
+    else
+      echo " it doesn't want do die!"
+      exit 1
+    fi
+    ;;
+  status)
+    for i in `$tripectl list`; do
+      echo "Peer \`$i':"
+      $tripectl stats $i | sed 's/^/  /'
+    done
+    ;;
+  reload)
+    $tripectl reload
+    echo "Keyrings reloaded OK."
     ;;
   restart | force-reload)
     sh $0 stop
     sh $0 start
     ;;
   *)
-    echo >&2 "usage: $0 start|stop|restart|force-reload"
+    echo >&2 "usage: $0 start|stop|restart|status|reload|force-reload"
     exit 1
     ;;
 esac