Class: Lab::Drivers::RemoteEsxDriver

Inherits:
VmDriver
  • Object
show all
Defined in:
lib/lab/driver/remote_esx_driver.rb

Instance Attribute Summary

Attributes inherited from VmDriver

#credentials, #location, #os, #tools, #vmid

Instance Method Summary collapse

Methods inherited from VmDriver

#register, #unregister

Constructor Details

#initialize(config) ⇒ RemoteEsxDriver

Returns a new instance of RemoteEsxDriver.



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# File 'lib/lab/driver/remote_esx_driver.rb', line 15

def initialize(config)
	unless config['user'] then raise ArgumentError, "Must provide a username" end
	unless config['host'] then raise ArgumentError, "Must provide a hostname" end

	super(config)
	
	@user = filter_command(config['user'])
	@host = filter_command(config['host'])
	@port = config['port']		
end

Instance Method Details

#check_file_exists(file) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 121

def check_file_exists(file)
	raise "Not Implemented"
end

#cleanup ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 129

def cleanup

end

#copy_from(from, to) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 105

def copy_from(from, to)
	if @os == "linux"
		scp_from(from, to)
	else
		raise "Unimplemented"
	end
end

#copy_to(from, to) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 113

def copy_to(from, to)
	if @os == "linux"
		scp_to(from, to)
	else
		raise "Unimplemented"
	end
end

#create_directory(directory) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 125

def create_directory(directory)
	raise "Not Implemented"
end

#create_snapshot(snapshot) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 50

def create_snapshot(snapshot)
	snapshot = filter_input(snapshot)
	
	remote_system_command("vim-cmd vmsvc/snapshot.create #{@vmid} #{snapshot} \'lab created snapshot\' 1 true")
end

#delete_all_snapshots ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 97

def delete_all_snapshots
	remote_system_command("vim-cmd vmsvc/snapshot.removeall #{@vmid}")
end

#delete_snapshot(snapshot, remove_children = false) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 78

def delete_snapshot(snapshot, remove_children=false)
	snapshots = get_snapshots
	
	# Look through our snapshot list, choose the right one based on display_name		
	snapshots.each do |snapshot_obj|
	
		#puts "DEBUG: checking #{snapshot_obj}"
	
		if snapshot_obj[:display_name].downcase == snapshot.downcase
			snapshot_identifier = snapshot_obj[:name].join(" ")
			remote_system_command("vim-cmd vmsvc/snapshot.remove #{@vmid} #{remove_children} #{snapshot_identifier}")
			return true
		end
	end

	# If we got here, the snapshot didn't exist
	raise "Invalid Snapshot Name"
end

#get_snapshots ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 139

def get_snapshots
	# Command take the format: 
	# vmware-vim-cmd vmsvc/snapshot.revert [vmid: int] [snapshotlevel: int] [snapshotindex: int]
	output = `ssh #{@user}@#{@host} \"vim-cmd vmsvc/snapshot.get #{@vmid}\"`

	# this keeps track of the snapshots, takes the form:
	#[ {:name => [0,0], :display_name => "String containing the snapshotname}, 
	#  {:name => [0,1], :display_name => "String containing the snapshotname}, ]
	#  ... 
	snapshots = []
	
	# Use these to keep track of the parsing...		
	current_tree = -1
	current_num = 0
	count = 0
	
	# Do the parsing & stick the snapshots in the snapshots array
	output_lines = output.split("\n")
	output_lines.each do |line|
		if line.include?("|") # this is a new snapshot
			if line.include?("ROOT") # it's a root
				current_num = 0
				current_tree = current_tree + 1 # new tree
				snapshots << { :name => [current_num, current_tree], :display_name => output_lines[count+1].split(":").last.strip }
			else
				current_num = current_num + 1 # new snapshot in current tree
				snapshots << { :name => [current_num, current_tree], :display_name => output_lines[count+1].split(":").last.strip }
			end
		end
		count = count+1
	end

snapshots
end

#pause ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 38

def pause
	remote_system_command("vim-cmd vmsvc/power.suspend #{@vmid}")
end

#reset ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 46

def reset
	remote_system_command("vim-cmd vmsvc/power.reset #{@vmid}")
end

#resume ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 42

def resume
	remote_system_command("vim-cmd vmsvc/power.suspendResume #{@vmid}")
end

#revert_snapshot(snapshot) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 56

def revert_snapshot(snapshot)

	snapshots = get_snapshots
	
	# Look through our snapshot list, choose the right one based on display_name		
	snapshots.each do |snapshot_obj|
	
		#puts "DEBUG: checking #{snapshot_obj}"
	
		if snapshot_obj[:display_name].downcase == snapshot.downcase
			snapshot_identifier = snapshot_obj[:name].join(" ")
			
			#puts "DEBUG: I would revert to #{snapshot_obj}"
			remote_system_command("vim-cmd vmsvc/snapshot.revert #{@vmid} 0 #{snapshot_identifier}")
			return true
		end
	end

	# If we got here, the snapshot didn't exist
	raise "Invalid Snapshot Name"
end

#run_command(command) ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 101

def run_command(command)
	raise "Not Implemented"
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lab/driver/remote_esx_driver.rb', line 133

def running?
	power_status_string = `ssh #{@user}@#{@host} \"vim-cmd vmsvc/power.getstate #{@vmid}\"`
	return true if power_status_string =~ /Powered on/
false
end

#start ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 26

def start
	remote_system_command("vim-cmd vmsvc/power.on #{@vmid}")
end

#stop ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 30

def stop
	remote_system_command("vim-cmd vmsvc/power.off #{@vmid}")
end

#suspend ⇒ Object 



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# File 'lib/lab/driver/remote_esx_driver.rb', line 34

def suspend
	remote_system_command("vim-cmd vmsvc/power.suspend #{@vmid}")
end