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