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agomez |
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require 'rubygems'
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require 'restfully'
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require 'restfully/addons/bonfire'
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##Editable parameters
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#LOCATION = "de-hlrs"
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LOCATION = "fr-inria"
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#LOCATION = "uk-epcc"
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##
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EXPERIMENT_NAME = "Build image client"
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EXPERIMENT_DESCRIPTION = "Build image client for virtual cluster."
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EXPERIMENT_WALLTIME = 3600
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IMAGE_NAME = "BonFIRE Debian Squeeze 2G v3"
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NEW_IMAGE_NAME = "VirtualClusterClient-vcocdemo-v0.1"
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NEW_IMAGE_DESCRIPTION = "VirtualCluster Client image."
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WAN_NAME = "BonFIRE WAN"
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session = Restfully::Session.new(
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:configuration_file => "~/.restfully/api.bonfire-project.eu",
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:cache => false,
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:gateway => "ssh.fr-inria.bonfire-project.eu",
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:keys => ["~/.ssh/id_rsa"]
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)
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session.logger.level = Logger::INFO
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#session.logger.level = Logger::DEBUG
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experiment = nil
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begin
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session.logger.info "Deploying experiment..."
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experiment = session.root.experiments.submit(
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:name => EXPERIMENT_NAME,
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:description => EXPERIMENT_DESCRIPTION + " - " + Time.now.to_s,
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:walltime => EXPERIMENT_WALLTIME
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)
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location = session.root.locations[:"#{LOCATION}"]
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session.logger.info "Chosen location is: #{location['name']}"
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fail "Can't select the machine location" if location.nil?
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session.logger.info "Deleting previous version"
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storage = location.storages.find{|s| s["name"] == NEW_IMAGE_NAME}
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storage.delete unless storage.nil?
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session.logger.info "Launching machine..."
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machine = experiment.computes.submit(
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:name => "machine-experiment#{experiment['id']}",
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:instance_type => "small",
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:disk => [{:storage => location.storages.find{|s| s['name'] == IMAGE_NAME}}],
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:nic => [
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{:network => location.networks.find{|n| n['name'] == WAN_NAME}}
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],
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:location => location,
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:context => {}
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)
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hostname = "#{machine['name']}-#{machine['id']}"
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session.logger.info "Machine: #{hostname} #{machine['nic'][0]['ip']}"
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session.logger.info "Starting experiment..."
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experiment.update(:status => "running")
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session.logger.info "Checking if machine is ready..."
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until [machine].all?{|vm|
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vm.reload['state'] == 'RUNNING' && vm.ssh.accessible?
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} do
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fail "Machine has failed" if [machine].any?{|vm| vm['state'] == 'FAILED'}
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session.logger.info "Machine is not ready. Waiting..."
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sleep 20
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end
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session.logger.info "Machine is ready"
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machine.ssh do |ssh|
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session.logger.info "Preinstallation..."
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output = ssh.scp.upload!('killproc.sh', '/root/')
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session.logger.info output unless output.nil?
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session.logger.info "Installing software..."
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output = ssh.exec!("apt-get update
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apt-get install -y -q nfs-common
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apt-get autoclean
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mkdir -p /root/vc
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mkdir -p /shared
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echo 'source /etc/default/bonfire' >> /root/.bashrc
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sed '2 i\ sleep 5' /etc/rc.local > /tmp/rc.local
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sed -i '2 i\ sleep 5' /etc/rc.local
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sed -i '2 i\ /root/killproc.sh &' /etc/rc.local
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sed -i '/^exit/ i\ nohup python -u /root/vc/vc-node-init.py /var/log/vc-node-init.log &' /etc/rc.local
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chmod 755 /etc/rc.local
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chmod u+x /root/killproc.sh")
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session.logger.info output unless output.nil?
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session.logger.info "Uploading Virtual Cluster scripts..."
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output = ssh.exec!("mkdir -p /root/vc")
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session.logger.info output unless output.nil?
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Dir.glob("vc/*.py").each do |file|
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output = ssh.scp.upload!(file, '/root/vc/')
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session.logger.info output unless output.nil?
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end
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end
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session.logger.warn "Image installation finished"
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session.logger.warn "Saving image and shutting down"
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machine.update(:disk => [{:save_as => {:name => NEW_IMAGE_NAME}}])
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machine.update(:state => 'SHUTDOWN')
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until machine.reload['state'] == 'DONE' do
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session.logger.info "Machine is #{machine['state']}."
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sleep 20
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end
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experiment.delete
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session.logger.info "Image built: #{NEW_IMAGE_NAME}"
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session.logger.warn "Experiment terminated!"
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rescue Exception => e
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session.logger.error "#{e.class.name}: #{e.message}"
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session.logger.error e.backtrace.join("\n")
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session.logger.warn "Cleaning up in 30 seconds. Hit CTRL-C now to keep your VMs..."
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sleep 30
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experiment.delete unless experiment.nil?
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end
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