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feature #595: cleanup comments and code

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This commit is contained in:
Javi Fontan 2011-06-13 16:16:48 +02:00
parent c57a0959d1
commit 62bb25a2e0
1 changed files with 19 additions and 37 deletions
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42
src/vmm_mad/ec2/one_vmm_ec2.rb
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@ -15,9 +15,7 @@
# limitations under the License. #
# ---------------------------------------------------------------------------- #
# ---------------------------------------------------------------------------- #
# Set up the environment for the driver #
# ---------------------------------------------------------------------------- #
# Set up the environment for the driver
EC2_LOCATION = ENV["EC2_HOME"]
@ -45,15 +43,10 @@ require "VirtualMachineDriver"
require "CommandManager"
require "rexml/document"
# ---------------------------------------------------------------------------- #
# The main class for the EC2 driver #
# ---------------------------------------------------------------------------- #
# The main class for the EC2 driver
class EC2Driver < VirtualMachineDriver
# ------------------------------------------------------------------------ #
# EC2 commands constants #
# ------------------------------------------------------------------------ #
# EC2 commands constants
EC2 = {
:run => "#{EC2_LOCATION}/bin/ec2-run-instances",
:terminate => "#{EC2_LOCATION}/bin/ec2-terminate-instances",
@ -62,9 +55,7 @@ class EC2Driver < VirtualMachineDriver
:authorize => "#{EC2_LOCATION}bin/ec2-authorize"
}
# ------------------------------------------------------------------------ #
# EC2 constructor, loads defaults for the EC2Driver #
# ------------------------------------------------------------------------ #
# EC2 constructor, loads defaults for the EC2Driver
def initialize(ec2_conf = nil)
if !EC2_JVM_CONCURRENCY
@ -97,9 +88,7 @@ class EC2Driver < VirtualMachineDriver
end
end
# ------------------------------------------------------------------------ #
# DEPLOY action, also sets ports and ip if needed #
# ------------------------------------------------------------------------ #
# DEPLOY action, also sets ports and ip if needed
def deploy(id, host, remote_dfile, not_used)
local_dfile = get_local_deployment_file(remote_dfile)
@ -134,8 +123,9 @@ class EC2Driver < VirtualMachineDriver
ec2 = all_ec2_elements[0]
else
send_message(ACTION[:deploy],RESULT[:failure],id,
"Can not find EC2 element in deployment file #{local_dfile}" +
" or couldn't find any EC2 site matching one of the template.")
"Can not find EC2 element in deployment file "<<
"#{local_dfile} or couldn't find any EC2 site matching "<<
"one of the template.")
return
end
end
@ -184,23 +174,17 @@ class EC2Driver < VirtualMachineDriver
send_message(ACTION[:deploy],RESULT[:success],id,deploy_id)
end
# ------------------------------------------------------------------------ #
# Shutdown a EC2 instance #
# ------------------------------------------------------------------------ #
# Shutdown a EC2 instance
def shutdown(id, host, deploy_id, not_used)
ec2_terminate(ACTION[:shutdown], id, deploy_id)
end
# ------------------------------------------------------------------------ #
# Cancel a EC2 instance #
# ------------------------------------------------------------------------ #
# Cancel a EC2 instance
def cancel(id, host, deploy_id, not_used)
ec2_terminate(ACTION[:cancel], id, deploy_id)
end
# ------------------------------------------------------------------------ #
# Get info (IP, and state) for a EC2 instance #
# ------------------------------------------------------------------------ #
# Get info (IP, and state) for a EC2 instance
def poll(id, host, deploy_id, not_used)
info = "#{POLL_ATTRIBUTE[:usedmemory]}=0 " \
@ -227,7 +211,7 @@ class EC2Driver < VirtualMachineDriver
when "pending"
info << " #{POLL_ATTRIBUTE[:state]}=#{VM_STATE[:active]}"
when "running"
info << " #{POLL_ATTRIBUTE[:state]}=#{VM_STATE[:active]}" \
info<<" #{POLL_ATTRIBUTE[:state]}=#{VM_STATE[:active]}"<<
" IP=#{monitor_data[1]}"
when "shutting-down","terminated"
info << " #{POLL_ATTRIBUTE[:state]}=#{VM_STATE[:deleted]}"
@ -265,9 +249,7 @@ private
end
end
# ---------------------------------------------------------------------------- #
# EC2Driver Main program
# ---------------------------------------------------------------------------- #
ec2_conf = ARGV.last