Module: Inprovise::CmdHelper

Defined in:
lib/inprovise/cmd_helper.rb

Overview

Command helper for Inprovise

Author

Martin Corino

License

Distributes under the same license as Ruby

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#channel ⇒ Object (readonly)

Returns the value of attribute channel.



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# File 'lib/inprovise/cmd_helper.rb', line 37

def channel
  @channel
end

Class Method Details

.default_implementation ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 14

def default_implementation
  @default ||= 'linux'
end

.default_implementation=(impl) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 18

def default_implementation=(impl)
  @default = impl
end

.define(impl, base = ::Object, &definition) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 22

def define(impl, base=::Object, &definition)
  implklass = Class.new(base) do
    include Inprovise::CmdHelper
  end
  implklass.class_eval(&definition)
  implementations[impl.to_s] = implklass
  implklass
end

.get(node, impl) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 31

def get(node, impl)
  implementations[impl || default_implementation].new(node.channel)
end

.implementations ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 10

def implementations
  @implementations ||= {}
end

Instance Method Details

#admin_user ⇒ Object

platform properties



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# File 'lib/inprovise/cmd_helper.rb', line 46

def admin_user
  nil
end

#binary_exists?(bin) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inprovise/cmd_helper.rb', line 142

def binary_exists?(bin)
  false
end

#cat(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 94

def cat(path)
  nil
end

#copy(from, to) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 118

def copy(from, to)
  nil
end

#cwd ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 54

def cwd
  nil
end

#delete(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 122

def delete(path)
  nil
end

#directory?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inprovise/cmd_helper.rb', line 114

def directory?(path)
  false
end

#download(from, to) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 80

def download(from, to)
  @channel.download(from, to)
end

#echo(arg) ⇒ Object

basic commands



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# File 'lib/inprovise/cmd_helper.rb', line 86

def echo(arg)
  nil
end

#env(var) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 90

def env(var)
  echo(env_reference(var))
end

#env_reference(varname) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 50

def env_reference(varname)
  nil
end

#exists?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inprovise/cmd_helper.rb', line 106

def exists?(path)
  false
end

#file?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inprovise/cmd_helper.rb', line 110

def file?(path)
  false
end

#hash_for(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 98

def hash_for(path)
  nil
end

#initialize(channel) ⇒ Object

default init



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# File 'lib/inprovise/cmd_helper.rb', line 40

def initialize(channel)
  @channel = channel
end

#mkdir(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 102

def mkdir(path)
  nil
end

#owner(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 134

def owner(path)
  nil
end

#permissions(path) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 126

def permissions(path)
  0
end

#run(cmd, forcelog = false) ⇒ Object

generic command execution



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# File 'lib/inprovise/cmd_helper.rb', line 65

def run(cmd, forcelog=false)
  @channel.run(cmd,forcelog)
end

#set_cwd(path) ⇒ Object

must return previous value



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# File 'lib/inprovise/cmd_helper.rb', line 59

def set_cwd(path)
  nil
end

#set_owner(path, user, group = nil) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 138

def set_owner(path, user, group=nil)
  nil
end

#set_permissions(path, perm) ⇒ Object 



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# File 'lib/inprovise/cmd_helper.rb', line 130

def set_permissions(path, perm)
  nil
end

#sudo ⇒ Object

return sudo helper



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# File 'lib/inprovise/cmd_helper.rb', line 70

def sudo
  nil
end

#upload(from, to) ⇒ Object

file management



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# File 'lib/inprovise/cmd_helper.rb', line 76

def upload(from, to)
  @channel.upload(from, to)
end