#!/bin/sh
#
# afs.rc: rc script for AFS on Solaris 11 or OpenSolaris-based platforms
#
# Install this script as /etc/init.d/afs.rc
# then make links like this:
# ln -s ../init.d/afs.rc /etc/rc0.d/K66afs
# ln -s ../init.d/afs.rc /etc/rc2.d/S70afs
#
CONFIG=/usr/vice/etc/config
AFSDOPT=$CONFIG/afsd.options
PACKAGE=$CONFIG/package.options

# EXTRAOPTS can be used to enable/disable AFSDB support (-afsdb)
# and Dynroot (dynamically-generated /afs) support (-dynroot).
EXTRAOPTS="-afsdb"

LARGE="-stat 2800 -dcache 2400 -daemons 5 -volumes 128"
MEDIUM="-stat 2000 -dcache 800 -daemons 3 -volumes 70"
SMALL="-stat 300 -dcache 100 -daemons 2 -volumes 50"

if [ -f $AFSDOPT ]; then
    OPTIONS=`cat $AFSDOPT`
else
    OPTIONS="$MEDIUM $EXTRAOPTS"
fi

# Need the commands ps, awk, kill, sleep
PATH=${PATH}${PATH:+:}/sbin:/bin:/usr/bin

killproc() {            # kill the named process(es)
      awkfield2='$2'
        pid=`ps -ef | awk "/$1/ && ! /awk/ {print $awkfield2}"`
        [ "$pid" != "" ] && kill -KILL $pid
}

case $1 in
'start')

## Check to see that /bin/isalist exists and is executable
if [ ! -x /bin/isalist ] ;then
      echo "/bin/isalist not executable"
      exit 1;
fi

## Determine if we are running the 64 bit OS
## If sparcv9 then the location of the afs and nfs extensions differ

case `/bin/isalist` in
    *amd64* )
              nfssrv=/kernel/misc/amd64/nfssrv
              afs=/kernel/drv/amd64/afs ;;
    *sparcv9* )
              nfssrv=/kernel/misc/sparcv9/nfssrv
              afs=/kernel/drv/sparcv9/afs ;;
          * )
              nfssrv=/kernel/misc/nfssrv
              afs=/kernel/drv/afs ;;
esac


#
# Load kernel extensions
#
# nfssrv has to be loaded first


if [ -f $nfssrv ]; then
      echo "Loading NFS server kernel extensions"
      modload $nfssrv
else
      echo "$nfssrv does not exist. Skipping AFS startup."
      exit 1
fi

## Load AFS kernel extensions

if [ -f $afs ]; then
      if [ -f /kernel/drv/afs.conf ] ; then
          echo "Kernel afs.conf already exists"
      else
          echo "Creating kernel afs.conf"
          echo 'name="afs" parent="pseudo";' > /kernel/drv/afs.conf
      fi

      # load the module
      if grep '^afs ' /etc/name_to_major >/dev/null ; then
          echo "Loading AFS kernel extensions"
          modload $afs
	  # this can sometimes be necessary to get the /devices afs device to
	  # attach
	  update_drv afs
      else
          echo "Installing AFS driver and loading kernel extensions"
          add_drv -m '* 0666 root root' afs
      fi

      # Create the /dev/afs link
      if grep name=afs /etc/devlink.tab >/dev/null ; then
          echo "Entry for afs already exists in /etc/devlink.tab"
      else
          echo "Adding entry for afs in /etc/devlink.tab"
          echo "type=ddi_pseudo;name=afs;addr=0;minor=afs	\D" >> /etc/devlink.tab
	  devfsadm
      fi
else
      echo "$afs does not exist. Skipping AFS startup."
      exit 1
fi

#
# Start the AFS server processes if a bosserver exists
#

if [ -x /usr/afs/bin/bosserver ]; then
      echo "Starting AFS Server processes"
      /usr/afs/bin/bosserver &
      OPTIONS="$OPTIONS -nosettime"
      sleep 30
fi

#
# Check that all of the client configuration files exist
#

for file in /usr/vice/etc/afsd /usr/vice/etc/cacheinfo \
          /usr/vice/etc/ThisCell /usr/vice/etc/CellServDB
do
      if [ ! -f ${file} ]; then
              echo "${file} does not exist. Not starting AFS client."
              exit 1
      fi
done

#
# Check that the root directory for AFS (/afs)
# and the cache directory (/usr/vice/cache) both exist
#

for dir in `awk -F: '{print $1, $2}' /usr/vice/etc/cacheinfo`
do
      if [ ! -d ${dir} ]; then
              echo "${dir} does not exist. Not starting AFS client."
              exit 2
      fi
done

echo "Starting afsd"
/usr/vice/etc/afsd $OPTIONS

#
# Run package to update the disk
#
if [ -f /usr/afsws/etc/package -a -f $PACKAGE ]; then
      /usr/afsws/etc/package -v -o `cat $PACKAGE` > /dev/console 2>&1
case $? in
0)
      (echo "Package completed successfully") > /dev/console 2>&1
      date > /dev/console 2>&1
      ;;
4)
      (echo "Rebooting to restart system") > /dev/console 2>&1
      sync
      /etc/reboot
      ;;
*)
      (echo "Package update failed; continuing") > /dev/console 2>&1
      ;;
esac

fi

#
# Start AFS inetd services
# (See the AFS Command Ref. for notes on the proper configuration of inetd.afs)
#
if [ -f /usr/sbin/inetd.afs -a -f /etc/inetd.conf.afs ]; then
      /usr/sbin/inetd.afs /etc/inetd.conf.afs
fi

echo ;;

'stop')

#
# Stop the AFS inetd and server processes
# We do not kill the afsd process here. It should be possible to do now, but we
# don't do it yet. Note that you need to parse 'modinfo | grep afs' output and
# give the id to modunload, in order to unload the kernel module.
#

echo "Killing inetd.afs"
killproc inetd.afs

bosrunning=`ps -ef | awk '/bosserver/ && ! /awk/'`
if [ "${bosrunning}" != "" ]; then
      echo "Shutting down AFS server processes"
      /usr/afs/bin/bos shutdown localhost -localauth -wait
      echo "Killing AFS bosserver"
      killproc bosserver
fi

echo ;;

*)    echo "Invalid option supplied to $0"
      exit 1;;
esac