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|
#
# The redis-alerter.
#
# This doesn't raise/clear alerts in the traditional sense, instead
# it just saves the results in a "recent tests" set inside Redis.
#
#
module Custodian
module Alerter
class RedisAlert < AlertFactory
#
# The test this alerter cares about
#
attr_reader :test
#
# The redis-object
#
attr_reader :redis
#
# Constructor - save the test-object away & instantiate
# the redis connection.
#
def initialize(obj)
begin
require 'rubygems'
require 'redis'
require 'json'
@redis = Redis.new(:host => @target)
rescue
puts 'ERROR Loading redis rubygem!'
end
@test = obj
end
#
# Store an alert in redis
#
def raise
return unless @redis
tmp = {}
tmp['time'] = Time.now.to_i
tmp['type'] = @test.get_type
tmp['target'] = @test.target
tmp['result'] = 'RAISE'
tmp['reason'] = @test.error
tmp['test' ] = @test.to_s
tmp['class' ] = @test.class
@redis.lpush('recent-tests', tmp.to_json)
@redis.ltrim('recent-tests', 0, 100)
end
#
# Clear an alert in redis
#
def clear
return unless @redis
tmp = {}
tmp['time'] = Time.now.to_i
tmp['type'] = @test.get_type
tmp['target'] = @test.target
tmp['result'] = 'OK'
tmp['reason'] = ''
tmp['test' ] = @test.to_s
tmp['class' ] = @test.class
@redis.lpush('recent-tests', tmp.to_json)
@redis.ltrim('recent-tests', 0, 100)
end
register_alert_type 'redis'
end
end
end
|
