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Check MySQL Slave status from Shell using Ruby
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#!/usr/bin/env ruby | |
@slave_status = Hash[%x(mysql -uroot -e 'SHOW SLAVE STATUS \\\G').split(/\s*\n\s*/).map { |e| spl = e.split(/\:\s*/); spl.size == 2 ? [spl.first, spl.last] : nil }.compact] | |
def slave_healthy? | |
@slave_status['Slave_IO_Running'] == 'Yes' && | |
@slave_status['Slave_SQL_Running'] == 'Yes' && | |
@slave_status['Seconds_Behind_Master'] != 'NULL' && | |
@slave_status['Seconds_Behind_Master'].to_i < 1800 | |
end | |
if slave_healthy? | |
puts "Slave OK" | |
else | |
puts "Slave ERROR: #{@slave_status}" | |
abort | |
end |
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