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added DescribeAlarmHistory request and parser

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This commit is contained in:
Michael Zeng 2011-09-30 13:51:17 -04:00
parent 519376f635
commit a3ba1a035c
9 changed files with 132 additions and 26 deletions
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1
Rakefile
View file

@ -2,6 +2,7 @@ require 'rubygems'
require 'bundler/setup'
require 'date'
require File.dirname(__FILE__) + '/lib/fog'
require 'rake'
#############################################################################
#

2
fog.gemspec
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@ -7,7 +7,7 @@ Gem::Specification.new do |s|
## the sub! line in the Rakefile
s.name = 'fog'
s.version = '0.11.0'
s.date = '2011-09-29'
s.date = '2011-09-30'
s.rubyforge_project = 'fog'
## Make sure your summary is short. The description may be as long

7
lib/fog/aws/cloud_watch.rb
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@ -14,9 +14,10 @@ module Fog
request :describe_alarms
request :put_metric_alarm
request :delete_alarms
request :describe_alarm_history
request :enable_alarm_actions
request :disable_alarm_actions
request :describe_alarm_history
request :enable_alarm_actions
request :disable_alarm_actions
request :describe_alarms_for_metric
model_path 'fog/aws/models/cloud_watch'
model :metric

13
lib/fog/aws/parsers/cloud_watch/describe_alarm_history.rb
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@ -19,14 +19,17 @@ module Fog
end
def end_element(name)
@dimension[name] = value
#@alarm_history[name] = value
case name
#when 'Name', 'Value'
#@dimension[name] = value
when 'RequestId'
when 'AlarmName', 'HistoryItemType', 'HistorySummary'
@alarm_history[name] = value
when 'Timestamp'
@alarm_history[name] = Time.parse value
when 'RequestId'
@response['ResponseMetadata'][name] = value
when 'member'
@response['DescribeAlarmHistoryResult']['AlarmHistory'] << @metric_alarms
@response['DescribeAlarmHistoryResult']['AlarmHistory'] << @alarm_history
reset_alarm_history
end
end
end

63
lib/fog/aws/parsers/cloud_watch/describe_alarms_for_metric.rb Normal file
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@ -0,0 +1,63 @@
module Fog
module Parsers
module AWS
module CloudWatch
class DescribeAlarmsForMetric < Fog::Parsers::Base
def reset
@response = { 'DescribeAlarmsForMetricResult' => {'AlarmsForMetric' => []}, 'ResponseMetadata' => {} }
reset_alarms_for_metric
end
def reset_alarms_for_metric
@alarms_for_metric = {'Dimensions' => []}
end
def reset_dimension
@dimension = {}
end
def start_element(name, attrs = [])
super
case name
when 'Dimensions'
@in_dimensions = true
when 'member'
if @in_dimensions
reset_dimension
end
end
end
def end_element(name)
case name
when 'Name', 'Value'
@dimension[name] = value
when 'Period', 'EvaluationPeriods'
@alarms_for_metric[name] = value.to_i
when 'Threshold'
@alarms_for_metric[name] = value.to_f
when 'AlarmActions', 'OKActions', 'InsufficientDataActions'
@alarms_for_metric[name] = value.to_s.strip
when 'AlarmName', 'Namespace', 'MetricName', 'AlarmDescription', 'AlarmArn',
'StateValue', 'Statistic', 'ComparisonOperator', 'StateReason', 'ActionsEnabled'
@alarms_for_metric[name] = value
when 'Dimensions'
@in_dimensions = false
when 'RequestId'
@response['ResponseMetadata'][name] = value
when 'member'
if !@in_dimensions
@response['DescribeAlarmsForMetricResult']['AlarmsForMetric'] << @alarms_for_metric
reset_alarms_for_metric
else
@alarms_for_metric['Dimensions'] << @dimension
end
end
end
end
end
end
end
end

30
lib/fog/aws/requests/cloud_watch/describe_alarms.rb
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@ -3,19 +3,18 @@ module Fog
class CloudWatch
class Real
require 'fog/aws/parsers/cloud_watch/describe_alarms'
require 'fog/aws/parsers/cloud_watch/describe_alarms_for_metric'
# Fetch datapoints for a metric. At most 1440 datapoints will be returned, the most datapoints that can be queried is 50850
# StartTime is capped to 2 weeks ago
# Retrieves all alarms for a single metric
# ==== Options
# * ActionPrefix<~String>: The action name prefix
# * AlarmNamePrefix<~String>: The alarm name prefix.
# AlarmNames cannot be specified if this parameter is specified
# * AlarmNames<~Array>: An array of alarm names to retrieve information for.
# * MaxRecords<~Integer>: The maximum number of alarm descriptions to retrieve
# * NextToken<~String>: The token returned by a previous call to indicate that there is more data available
# * NextToken<~String> The token returned by a previous call to indicate that there is more data available
# * StateValue<~String>: The state value to be used in matching alarms
# * Dimensions<~Array>: a list of dimensions to filter against
# Name : The name of the dimension
# Value : The value to filter against
# * MetricName<~String>: The name of the metric
# * Namespace<~String>: The namespace of the metric
# * Period<~Integer>: The period in seconds over which the statistic is applied
# * Statistics<~String>: The statistic for the metric
# * Unit<~String> The unit for the metric
#
# ==== Returns
# * response<~Excon::Response>:
@ -25,13 +24,14 @@ module Fog
#
def describe_alarms(options={})
if alarm_names = options.delete('AlarmNames')
options.merge!(AWS.indexed_param('AlarmNames.member.%d', [*alarm_names]))
def describe_alarms_for_metric(options)
if dimensions = options.delete('Dimensions')
options.merge!(AWS.indexed_param('Dimensions.member.%d.Name', dimensions.collect {|dimension| dimension['Name']}))
options.merge!(AWS.indexed_param('Dimensions.member.%d.Value', dimensions.collect {|dimension| dimension['Value']}))
end
request({
'Action' => 'DescribeAlarms',
:parser => Fog::Parsers::AWS::CloudWatch::DescribeAlarms.new
:parser => Fog::Parsers::AWS::CloudWatch::DescribeAlarmsForMetric.new
}.merge(options))
end
end

40
lib/fog/aws/requests/cloud_watch/describe_alarms_for_metric.rb Normal file
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@ -0,0 +1,40 @@
module Fog
module AWS
class CloudWatch
class Real
require 'fog/aws/parsers/cloud_watch/describe_alarms'
# Retrieves alarms with the specified names
# ==== Options
# * ActionPrefix<~String>: The action name prefix
# * AlarmNamePrefix<~String>: The alarm name prefix.
# AlarmNames cannot be specified if this parameter is specified
# * AlarmNames<~Array>: An array of alarm names to retrieve information for.
# * MaxRecords<~Integer>: The maximum number of alarm descriptions to retrieve
# * NextToken<~String>: The token returned by a previous call to indicate that there is more data available
# * NextToken<~String> The token returned by a previous call to indicate that there is more data available
# * StateValue<~String>: The state value to be used in matching alarms
#
# ==== Returns
# * response<~Excon::Response>:
#
# ==== See Also
# http://docs.amazonwebservices.com/AmazonCloudWatch/latest/APIReference/API_DescribeAlarms.html
#
def describe_alarms(options={})
if alarm_names = options.delete('AlarmNames')
options.merge!(AWS.indexed_param('AlarmNames.member.%d', [*alarm_names]))
end
request({
'Action' => 'DescribeAlarms',
:parser => Fog::Parsers::AWS::CloudWatch::DescribeAlarms.new
}.merge(options))
end
end
end
end
end

1
lib/fog/aws/requests/cloud_watch/disable_alarm_actions.rb
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@ -6,7 +6,6 @@ module Fog
require 'fog/aws/parsers/cloud_watch/disable_alarm_actions'
# Disables actions for the specified alarms
# StartTime is capped to 2 weeks ago
# ==== Options
# * AlarmNames<~Array>: The names of the alarms to disable actions for
#

1
lib/fog/aws/requests/cloud_watch/enable_alarm_actions.rb
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@ -6,7 +6,6 @@ module Fog
require 'fog/aws/parsers/cloud_watch/enable_alarm_actions'
# Enables actions for the specified alarms
# StartTime is capped to 2 weeks ago
# ==== Options
# * AlarmNames<~Array>: The names of the alarms to enable actions for
#