mirror of
https://github.com/fog/fog.git
synced 2022-11-09 13:51:43 -05:00
105 lines
3.3 KiB
Ruby
105 lines
3.3 KiB
Ruby
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Shindo.tests('AWS::EMR | instance groups', ['aws', 'emr']) do
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@job_flow_name = "fog_job_flow_#{Time.now.to_f.to_s.gsub('.','')}"
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@job_flow_options = {
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'Instances' => {
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'MasterInstanceType' => 'm1.small',
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'SlaveInstanceType' => 'm1.small',
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'InstanceCount' => 2,
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'Placement' => {
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'AvailabilityZone' => 'us-east-1a'
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},
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'KeepJobFlowAliveWhenNoSteps' => false,
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'TerminationProtected' => false,
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'HadoopVersion' => '0.20'
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}
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}
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@job_flow_steps = {
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'Steps' => [{
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'Name' => 'Dummy streaming job',
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'ActionOnFailure' => 'CONTINUE',
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'HadoopJarStep' => {
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'Jar' => '/home/hadoop/contrib/streaming/hadoop-streaming.jar',
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'MainClass' => nil,
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'Args' => %w(-input s3n://elasticmapreduce/samples/wordcount/input -output hdfs:///examples/output/2011-11-03T090856 -mapper s3n://elasticmapreduce/samples/wordcount/wordSplitter.py -reducer aggregate)
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}
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}]
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}
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@instance_group_name = "fog_instance_group_#{Time.now.to_f.to_s.gsub('.','')}"
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@instance_groups = {
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'InstanceGroups' => [{
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'Name' => @instance_group_name,
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'InstanceRole' => 'TASK',
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'InstanceType' => 'm1.small',
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'InstanceCount' => 2
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}]
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}
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result = AWS[:emr].run_job_flow(@job_flow_name, @job_flow_options).body
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@job_flow_id = result['JobFlowId']
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tests('success') do
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tests("#add_instance_groups").formats(AWS::EMR::Formats::ADD_INSTANCE_GROUPS) do
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pending if Fog.mocking?
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result = AWS[:emr].add_instance_groups(@job_flow_id, @instance_groups).body
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@instance_group_id = result['InstanceGroupIds'].first
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result
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end
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tests("#describe_job_flows_with_instance_groups").formats(AWS::EMR::Formats::DESCRIBE_JOB_FLOW_WITH_INSTANCE_GROUPS) do
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pending if Fog.mocking?
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result = AWS[:emr].describe_job_flows('JobFlowIds' => [@job_flow_id]).body
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result
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end
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tests("#modify_instance_groups").formats(AWS::EMR::Formats::BASIC) do
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pending if Fog.mocking?
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# Add a step so the state doesn't go directly from STARTING to SHUTTING_DOWN
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AWS[:emr].add_job_flow_steps(@job_flow_id, @job_flow_steps)
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# Wait until job has started before modifying the instance group
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begin
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sleep 10
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result = AWS[:emr].describe_job_flows('JobFlowIds' => [@job_flow_id]).body
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job_flow = result['JobFlows'].first
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state = job_flow['ExecutionStatusDetail']['State']
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print "."
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end while(state == 'STARTING')
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# Check results
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result = AWS[:emr].modify_instance_groups('InstanceGroups' => [{'InstanceGroupId' => @instance_group_id, 'InstanceCount' => 4}]).body
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# Check the it actually modified the instance count
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tests("modify worked?") do
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ig_res = AWS[:emr].describe_job_flows('JobFlowIds' => [@job_flow_id]).body
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matched = false
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jf = ig_res['JobFlows'].first
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jf['Instances']['InstanceGroups'].each do | ig |
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if ig['InstanceGroupId'] == @instance_group_id
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matched = true if ig['InstanceRequestCount'].to_i == 4
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end
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end
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matched
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end
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result
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end
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end
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AWS[:emr].terminate_job_flows('JobFlowIds' => [@job_flow_id])
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end
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