mariadb/mysql-test/t/wait_for_process.sh
anozdrin@mysql.com 2e56e82180 Fix of test suite in scope of fixing BUG#18023: IM: instance
can be started several times; monitor interval must be > 2sec
2006-06-19 14:13:34 +04:00

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#!/bin/sh
###########################################################################
pid_path="$1"
total_attempts="$2"
event="$3"
case "$3" in
started)
check_fn='check_started';
;;
stopped)
check_fn='check_stopped';
;;
*)
echo "Error: invalid third argument ('started' or 'stopped' expected)."
exit 0
esac
###########################################################################
check_started()
{
[ ! -r "$pid_path" ] && return 1
new_pid=`cat "$pid_path" 2>/dev/null`
[ $? -eq 0 -a "$original_pid" = "$new_pid" ] && return 1
return 0
}
###########################################################################
check_stopped()
{
[ -r "$pid_path" ] && return 1
return 0
}
###########################################################################
cur_attempt=1
while true; do
if ( eval $check_fn ); then
echo "Success: the process has been $event."
exit 0
fi
[ $cur_attempt -ge $total_attempts ] && break
sleep 1
cur_attempt=`expr $cur_attempt + 1`
done
echo "Error: the process has not been $event in $total_attempts secs."
exit 0