Take EMS and Events on the command line

tools/event_history.rb

@@ -1,11 +1,36 @@
 require 'rbvmomi'
+require 'trollop'
+
+def parse_args(argv)
+  opts = Trollop.options do
+    banner <<-EOS
+Print all event history from the VC specified by the ems parameter
+
+Usage:
+  rails r event_history.rb --ems=NAME_OF_EMS --events=[LIST,OF,EVENT,TYPES]
+EOS
+
+    opt :ems, 'EMS name', :type => :string
+    opt :events, 'List of event types to include, e.g.: TaskEvent', :type => :string
+  end
+
+  opts
+end
+
+options = parse_args(ARGV)
+
+ems = if options[:ems]
+        ManageIQ::Providers::Vmware::InfraManager.find_by(:name => options[:ems])
+      else
+        ManageIQ::Providers::Vmware::InfraManager.first
+      end
+
+raise "EMS not found" if ems.nil?
 
-#TODO parse command line args
-ems = ManageIQ::Providers::Vmware::InfraManager.first
 host = ems.hostname
 user = ems.authentication_userid(:default)
 password = ems.authentication_password(:default)
-filter_events = ['TaskEvent', 'VmBeingDeployedEvent', 'VmDeployedEvent']
+filter_events = options[:events].try(:split, ',') || []
 
 connect_opts = {
   :host => host,
@@ -23,8 +48,7 @@
 eventCollector.RewindCollector()
 until (events = eventCollector.ReadNextEvents(:maxCount => 100)).empty?
   events.each do |event|
-    next if event.kind_of?(RbVmomi::VIM::TaskEvent) && event.info.name != 'CloneVM_Task'
-    puts "#{event.class.name} ID: #{event.key} Chain ID: #{event.chainId} Time: #{event.createdTime} VM: #{event.vm.vm}: #{event.fullFormattedMessage}"
+    puts "#{event.class.name} ID: #{event.key} Chain ID: #{event.chainId} Time: #{event.createdTime} #{event.fullFormattedMessage}"
   end
 end