author "Clint Byrum <[email protected]>"
description "Waiting for state"

task
normal exit 2

stop on started $WAIT_FOR or stopped $WAIT_FOR

# These are all arguments for use influencing how this job waits
env TIMEOUT=30
env MANUAL_OVERRIDE="N"
env WAIT_FOREVER="N"
env WAIT_STATE="started"
env TARGET_GOAL="start"

# Required args w/ no sensible default, the tests at the beginning of
# the script are just to guard against WAITER="" or WAIT_FOR="", as the
# instance line will fail if they are not set, since they have no env
instance $WAITER$WAIT_FOR

script
test -n "$WAIT_FOR" || exit 1
test -n "$WAITER" || exit 1

# We don't want to override the manual stanza
# XXX: initctl show-config should share manual w/ us too
case $MANUAL_OVERRIDE in
N|n|0)
if grep -q "^\s*manual\s*$" /etc/init/$WAIT_FOR.conf /etc/init/$WAIT_FOR.override 2>/dev/null; then
exit 0
fi
;;
esac

if [ "$WAIT_STATE" = "stopped" ] ; then
TARGET_GOAL="stop"
fi

# Already running/stopped?
status $WAIT_FOR | grep -q "$TARGET_GOAL/$WAIT_STATE" && exit 0

# Give it a push
$TARGET_GOAL $WAIT_FOR || :

# upstart will kill this shell on started/stopped $WAIT_FOR
while sleep $TIMEOUT ; do
case $WAIT_FOREVER in
N|n|0)
exit 100
;;
Y|y|1)
;;
*)
exit 1
;;
esac
done
# Very strange, sleep returned non-zero?
exit 1
end script