#!/bin/bash

. run_profile.txt
. $base_dir/plans/commands/common.fns

kernel_info

SUT=`hostname -s`

initrd=""
if [ "$kconfig" != "" ]; then
	if grep "CONFIG_BLK_DEV_INITRD=y" $kconfig >/dev/null 2>&1; then
		filename="/boot/initrd-$kernel_id.img"
		initrd="--initrd=$filename"
		echo "using initrd, filename:$filename"
	fi
fi

if [ "$kexec_reboot" != "1" ]; then
    echo boottool --boot-once --title "$kernel_label" "$initrd"
    boottool --boot-once --title "$kernel_label" "$initrd"
    err=$?

    if [ $err -ne 0 ]; then
	echo "Error:  Lilo failed to set next kernel."
	echo "EXIT STATUS(lilo):  $err"
	return $err
    fi
fi

# set autoreboot on kernel panic
echo 60 > /proc/sys/kernel/panic

# Hack to workaround bug in NFS causing portmap issues if there
# is a mounted filesystem and a cronjob writing to it
echo Powercycling machine

umount -la -t nfs
umount -la -t nfs4

if [ "$kexec_reboot" = "1" ]; then
# all kexec loading of the new/test kernel & passing control to it are handled here

	# can add to cmdline as needed:
	cmdline="$kernel_args"
	echo "kexec reboot wants to use: kernel=/boot/kernel-$kernel_id + initrd=$initrd + cmdline=$cmdline"
	kexec --load /boot/kernel-$kernel_id $initrd --append="$cmdline"
	kex=$?
	if [ $kex -ne 0 ]; then
		echo "kexec load failed, error = $kex"
		exit -10
	fi
	echo "kexec loaded new kernel image, now exec it:"
	sleep 1
	kexec --exec
	kex=$?
	if [ $kex -ne 0 ]; then
		echo "kexec exec new kernel failed, error =  $kex"
		exit -11
	fi
	exit 0
fi

echo /sbin/shutdown now -r
/sbin/shutdown now -r
err=$?

if [ $err -ne 0 ]; then
    echo "Error:  Failed to shutdown."
    echo "EXIT STATUS(shutdown):  $err"
    return $err
fi

## Wait for a while as we reboot
echo sleep 300
sleep 300
#
## If we haven't rebooted by now, something must be wrong.
echo "Warning:  Haven't rebooted after 300 sec."

sync
sleep 30

if [ -f $all_suts_dir/$SUT/bin/power ]; then
    echo "Initiating a remote power cycle event"
    echo "$all_suts_dir/$SUT/bin/power cycle"
    $all_suts_dir/$SUT/bin/power cycle
    err=$?
    if [ $? -ne 0 ]; then
        echo "Error:  Remote power of $SUT failed"
        echo "EXIT STATUS(power):  $err"
        return $err
    fi
fi

# Wait for a while as we reboot
echo sleep 300
sleep 300

# If we've hit this point, something is extremely broken
echo "Error:  Cannot restart $SUT.  Terminating."
echo "EXIT STATUS(boot_kernel):  -1"
exit -1