modules/private/monitoring/plugins/check_mysql_replication

   1 #!/bin/bash
   2
   3 STATE_OK=0
   4 STATE_WARNING=1
   5 STATE_CRITICAL=2
   6 STATE_UNKNOWN=3
   7
   8 socket=$1
   9 config_file=$2
  10 info=$(mysql --defaults-file=${config_file} -S $socket -e "show slave status" --vertical)
  11 exit_code=$?
  12
  13 lag=$(echo "$info" | grep Seconds_Behind_Master | cut -d':' -f2 | sed -e "s/\s//g")
  14
  15 if [[ $exit_code -ne 0 ]]; then
  16   echo "UNKNOWN - Impossible to run mysql command"
  17   exit $STATE_UNKNOWN
  18 elif [[ -z "$lag" ]]; then
  19   echo "UNKNOWN - No replication found for mysql"
  20   exit $STATE_UNKNOWN
  21 else
  22   output="Replication lag for mysql is ${lag}s"
  23   LC_ALL=C lag=$(printf "%.*f" 0 $lag)
  24
  25   if [[ $lag -lt 5 ]]; then
  26     echo "OK - $output | time=${lag}s;5;10;;"
  27     exit $STATE_OK
  28   elif [[ $lag -lt 10 ]]; then
  29     echo "WARNING - $output | time=${lag}s;5;10;;"
  30     exit $STATE_WARNING
  31   else
  32     echo "CRITICAL - $output | time=${lag}s;5;10;;"
  33     exit $STATE_CRITICAL
  34   fi
  35 fi