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#!/bin/bash
# This script is part of Booth.
# It checks whether the given resource (service) still has a chance
# to run on the local cluster, so that booth knows whether to
# acquire the ticket here.
service="${1:?Need a resource name as first argument.}"
if [ -z "$service" ]; then
@LOGGER@ "$0: bad usage: no resource name"
exit 1
fi
tmpshadow=`mktemp booth-check.XXXXXX`
if [ $? -ne 0 -o ! -f "$tmpshadow" ]; then
@LOGGER@ "$0: mktemp failed"
exit 1
fi
trap "rm -f $tmpshadow" EXIT
# We expect an output like
# p_dummy (ocf::pacemaker:Dummy): Started geo-rz2-a
status=`crm_simulate -O $tmpshadow --ticket-grant "$BOOTH_TICKET" --simulate --live-check 2>&1`
if [ $? -ne 0 ]; then
@LOGGER@ "$0: crm_simulate failed"
@LOGGER@ "$0: crm_simulate: $status"
exit 1
fi
if echo "$status" |
sed -n '/^Revised cluster status:/,$p' |
egrep "^[[:space:]]+${service}[[:space:]]+\(.*\):[[:space:]]+Started ([^[:space:]]+) *$" >/dev/null
then
# can be started - we're done.
exit 0
fi
# If target-role is Stopped, it judges with being stopped explicitly.
output=$(crm_resource --meta --get-parameter="target-role" --resource=$service 2>/dev/null)
rc=$?
if [ $rc -eq 0 -a "$output" = "Stopped" ]; then
exit 0
fi
# is ticket in standby?
output=$(crm_ticket --ticket "$BOOTH_TICKET" --get-attr standby)
rc=$?
if [ $rc -eq 0 -a "$output" = true ]; then
exit 0
fi
# Some error occured.
# Try to help the admin with a bit of diagnostic.
#
# disallow ms-resources, ie. only primitives wanted here
if ! crm_resource -l | grep -v ":" | grep "$service" ; then
@LOGGER@ "Defined resource '$service' in $BOOTH_CONF_PATH is not a primitive??"
fi
exit 1
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