Re: [Xen-devel] [PATCH 1 of 3] xencommons: Kill xenstored when stopping xencommons

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

xenstored cannot be restarted once stopped so I think we want to be
careful about ever stopping it in a command which a user might
"normally" call.

On Mon, 2010-06-28 at 13:58 +0100, George Dunlap wrote:
> Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
> 
> diff -r bf64e1081333 -r e71645625934 tools/hotplug/Linux/init.d/xencommons
> --- a/tools/hotplug/Linux/init.d/xencommons   Fri Jun 25 16:05:20 2010 +0100
> +++ b/tools/hotplug/Linux/init.d/xencommons   Mon Jun 28 13:24:26 2010 +0100
> @@ -22,6 +22,7 @@
>  test -f /etc/sysconfig/xencommons && . /etc/sysconfig/xencommons
>  
>  XENCONSOLED_PIDFILE=/var/run/xenconsoled.pid
> +XENSTORED_PIDFILE=/var/run/xenstored.pid
>  shopt -s extglob
>  
>  if test "x$1" = xstart && \
> @@ -42,7 +43,7 @@
>               test -z "$XENSTORED_ROOTDIR" || 
> XENSTORED_ROOTDIR="/var/lib/xenstored"
>               rm -f "$XENSTORED_ROOTDIR"/tdb* &>/dev/null
>               test -z "$XENSTORED_TRACE" || XENSTORED_ARGS=" -T 
> /var/log/xen/xenstored-trace.log"
> -             xenstored --pid-file=/var/run/xenstore.pid $XENSTORED_ARGS
> +             xenstored --pid-file=$XENSTORED_PIDFILE $XENSTORED_ARGS
>               xenstore-write "/local/domain/0/name" "Domain-0"
>       fi
>  
> @@ -57,6 +58,12 @@
>               while kill -9 $pid >/dev/null 2>&1; do sleep 0.1; done
>               rm -f $XENCONSOLED_PIDFILE
>       fi
> +
> +     if read 2>/dev/null <$XENSTORED_PIDFILE pid; then
> +             kill $pid
> +             while kill -9 $pid >/dev/null 2>&1; do sleep 0.1; done
> +             rm -f $XENSTORED_PIDFILE
> +     fi
>  }
>  
>  case "$1" in
> 
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