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make tail stop when stack.sh is finished

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This commit is contained in:
Anthony Young 2011-10-14 16:50:27 -07:00
parent 9ff71acb08
commit 25369c914a
1 changed files with 35 additions and 14 deletions
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49
tools/build_lxc.sh
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@ -35,6 +35,7 @@ CONTAINER_GATEWAY=${CONTAINER_GATEWAY:-192.168.1.1}
NAMESERVER=${NAMESERVER:-$CONTAINER_GATEWAY} NAMESERVER=${NAMESERVER:-$CONTAINER_GATEWAY}
COPYENV=${COPYENV:-1} COPYENV=${COPYENV:-1}
DEST=${DEST:-/opt/stack} DEST=${DEST:-/opt/stack}
WAIT_TILL_LAUNCH=${WAIT_TILL_LAUNCH:-1}
# Param string to pass to stack.sh. Like "EC2_DMZ_HOST=192.168.1.1 MYSQL_USER=nova" # Param string to pass to stack.sh. Like "EC2_DMZ_HOST=192.168.1.1 MYSQL_USER=nova"
STACKSH_PARAMS=${STACKSH_PARAMS:-} STACKSH_PARAMS=${STACKSH_PARAMS:-}
@ -260,19 +261,39 @@ fi
# Start our container # Start our container
lxc-start -d -n $CONTAINER lxc-start -d -n $CONTAINER
# Done creating the container, let's tail the log if [ "$WAIT_TILL_LAUNCH" = "1" ]; then
echo # Done creating the container, let's tail the log
echo "=============================================================" echo
echo " -- YAY! --" echo "============================================================="
echo "=============================================================" echo " -- YAY! --"
echo echo "============================================================="
echo "We're done creating the container, about to start tailing the" echo
echo "stack.sh log. It will take a second or two to start." echo "We're done creating the container, about to start tailing the"
echo echo "stack.sh log. It will take a second or two to start."
echo "Just CTRL-C at any time to stop tailing." echo
echo "Just CTRL-C at any time to stop tailing."
while [ ! -e "$ROOTFS/$DEST/run.sh.log" ]; do while [ ! -e "$ROOTFS/$DEST/run.sh.log" ]; do
sleep 1 sleep 1
done done
tail -F $ROOTFS/$DEST/run.sh.log tail -F $ROOTFS/$DEST/run.sh.log &
TAIL_PID=$!
function kill_tail() {
exit 1
}
# Let Ctrl-c kill tail and exit
trap kill_tail SIGINT
echo "Waiting stack.sh to finish..."
while ! cat $ROOTFS/$DEST/run.sh.log | grep -q 'All done' ; do
sleep 5
done
kill $TAIL_PID
echo ""
echo "Finished - Zip-a-dee Doo-dah!"
fi