Class: Fission::Command::Delete

Inherits:
Fission::Command show all
Defined in:
lib/fission/command/delete.rb

Instance Attribute Summary

Attributes inherited from Fission::Command

#args, #options

Instance Method Summary collapse

Methods inherited from Fission::Command

#command_name, help, #ui

Methods included from Fission::CommandHelpers

#incorrect_arguments, #parse_arguments

Constructor Details

#initialize(args = []) ⇒ Delete

Returns a new instance of Delete.



5
6
7
8
 
# File 'lib/fission/command/delete.rb', line 5

def initialize(args=[])
  super
  @options.force = false
end

Instance Method Details

#execute ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
 
# File 'lib/fission/command/delete.rb', line 10

def execute
  super
  incorrect_arguments if @args.count < 1

  vm = VM.new @args.first

  running_response = vm.running?

  if running_response.successful?
    if running_response.data
      output 'VM is currently running'
      if @options.force
        output 'Going to stop it'
        Command::Stop.new([vm.name]).execute
      else
        output_and_exit "Either stop/suspend the VM or use '--force' and try again.", 1
      end
    end
  else
    output_and_exit "There was an error determining if the VM is running.  The error was:\n#{running_response.message}", running_response.code
  end

  if Fusion.running?
    output 'It looks like the Fusion GUI is currently running'

    if @options.force
      output 'The Fusion metadata for the VM may not be removed completely'
    else
      output "Either exit the Fusion GUI or use '--force' and try again"
      output_and_exit "NOTE: Forcing a VM deletion with the Fusion GUI running may not clean up all of the VM metadata", 1
    end
  end

  delete_response = vm.delete

  if delete_response.successful?
    output ''
    output "Deletion complete!"
  else
    output_and_exit "There was an error deleting the VM.  The error was:\n#{delete_response.message}", delete_response.code
  end
end

#option_parser ⇒ Object 



53
54
55
56
57
58
59
60
61
62
63
64
65
66
 
# File 'lib/fission/command/delete.rb', line 53

def option_parser
  optparse = OptionParser.new do |opts|
    opts.banner = "Usage: fission delete TARGET_VM [OPTIONS]"
    opts.separator ''
    opts.separator 'Deletes TARGET_VM.'
    opts.separator ''
    opts.separator 'OPTIONS:'
    opts.on '--force', "Stop the VM if it's running and then delete it" do
      @options.force = true
    end
  end

  optparse
end

#summary ⇒ Object 



68
69
70
 
# File 'lib/fission/command/delete.rb', line 68

def summary
  'Delete a VM'
end