misc debian fixed from trond

[nfs-utils.git] / debian / nfs-common.init

diff --git a/debian/nfs-common.init b/debian/nfs-common.init
index 78edad134214dc75313490e179067785ccb0301d..cd74730f7e2b22f538ed9e25028ed7f930afe669 100755 (executable)
--- a/debian/nfs-common.init
+++ b/debian/nfs-common.init
@@ -9,21 +9,65 @@
 #             locking functionality.
 #
 
-PREFIX=
+set -e
+
+# What is this?
+DESC="NFS common utilities"
 
-NEED_LOCKD=yes
-if test -f /proc/ksyms
-then
-    # We need to be conservative and run lockd,
-    # unless we can prove that it isn't required.
-    grep -q lockdctl /proc/ksyms || NEED_LOCKD=no
+# Read config
+DEFAULTFILE=/etc/default/nfs-common
+PREFIX=
+NEED_LOCKD=
+NEED_IDMAPD=yes
+IDMAPD_PIDFILE=/var/run/rpc.idmapd.pid
+PIPEFS_MOUNTPOINT=/var/lib/nfs/rpc_pipefs
+if [ -f $DEFAULTFILE ]; then
+    . $DEFAULTFILE
 fi
 
+# Determine whether lockd daemon is required.
+case "$NEED_LOCKD" in
+yes|no)        ;;
+*)  case `uname -r` in
+    '' | [01].* | 2.[0123].* )
+       # Older kernels may or may not need a lockd daemon.
+       # We must assume they do, unless we can prove otherwise.
+       # (A false positive here results only in a harmless message.)
+       NEED_LOCKD=yes
+       if test -f /proc/ksyms
+       then
+           grep -q lockdctl /proc/ksyms || NEED_LOCKD=no
+       fi
+       ;;
+
+    *)  # Modern kernels (>= 2.4) start a lockd thread automatically.
+       NEED_LOCKD=no
+       ;;
+    esac
+    ;;
+esac
+
+# Exit if required binaries are missing.
 [ -x $PREFIX/sbin/rpc.statd ] || exit 0
 [ -x $PREFIX/sbin/rpc.lockd ] || [ "$NEED_LOCKD" = no ] || exit 0
+[ -x /usr/sbin/rpc.idmapd ] || [ "$NEED_IDMAPD" = no ] || exit 0
 
-# What is this?
-DESC="NFS common utilities"
+do_modprobe() {
+       modprobe -q $1 || true
+}
+
+do_mount() {
+       if ! grep -E -qs "$1\$" /proc/filesystems
+       then
+               return 1
+       fi
+       if ! mountpoint -q $2
+       then
+               mount -t $1 $3 $1 $2
+               return
+       fi
+       return 0
+}
 
 # See how we were called.
 case "$1" in
@@ -32,27 +76,45 @@ case "$1" in
        printf "Starting $DESC:"
        printf " statd"
        start-stop-daemon --start --quiet \
-           --exec $PREFIX/sbin/rpc.statd
+           --exec $PREFIX/sbin/rpc.statd -- $STATDOPTS
        if [ "$NEED_LOCKD" = yes ]
        then
            printf " lockd"
            start-stop-daemon --start --quiet \
-               --exec $PREFIX/sbin/rpc.lockd
+               --exec $PREFIX/sbin/rpc.lockd  || true
+       fi
+       if [ "$NEED_IDMAPD" = yes ]
+       then
+           do_modprobe nfs
+           if do_mount rpc_pipefs $PIPEFS_MOUNTPOINT;
+           then
+               printf " idmapd"
+               start-stop-daemon --start --quiet \
+                       --make-pidfile --pidfile $IDMAPD_PIDFILE \
+                       --exec /usr/sbin/rpc.idmapd
+           fi
        fi
        echo "."
        ;;
 
   stop)
        printf "Stopping $DESC:"
+       if [ "$NEED_IDMAPD" = yes ]
+       then
+           printf " idmapd"
+           start-stop-daemon --stop --oknodo --quiet \
+               --name rpc.idmapd --user 0
+           rm -f $IDMAPD_PIDFILE
+       fi
        if [ "$NEED_LOCKD" = yes ]
        then
            printf " lockd"
            start-stop-daemon --stop --oknodo --quiet \
-               --exec $PREFIX/sbin/rpc.lockd
+               --name rpc.lockd --user 0  || true
        fi
        printf " statd"
        start-stop-daemon --stop --oknodo --quiet \
-           --exec $PREFIX/sbin/rpc.statd
+           --name rpc.statd --user 0
        echo "."
        ;;