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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
@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
@redis.lpush( "recent-tests", tmp.to_json)
@redis.ltrim( "recent-tests", 0, 100 )
end
#
# Store a test-duration in redis
#
def duration( ms )
return unless( @redis )
# NOP
end
register_alert_type "redis"
end
end
end
|
