Class: Specinfra::Backend::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/specinfra/backend/base.rb

Direct Known Subclasses

Cmd, Dockerfile, Exec, ShellScript, Winrm

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = {}) ⇒ Base

Returns a new instance of Base.



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# File 'lib/specinfra/backend/base.rb', line 15

def initialize(config = {})
  @config = config
  @example = nil
end

Class Method Details

.clear ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 11

def self.clear
  @instance = nil
end

.instance ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 7

def self.instance
  @instance ||= self.new
end

Instance Method Details

#command ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 41

def command
  CommandFactory.new(os_info)
end

#get_config(key) ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 20

def get_config(key)
  @config[key] || Specinfra.configuration.send(key)
end

#host_inventory ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 45

def host_inventory
  @inventory ||= HostInventory.new(self)
end

#os_info ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/specinfra/backend/base.rb', line 28

def os_info
  return @os_info if @os_info

  Specinfra::Helper::DetectOs.subclasses.each do |klass|
    if @os_info = klass.new(self).detect
      @os_info[:arch] ||= self.run_command('uname -m').stdout.strip
      return @os_info
    end
  end

  raise NotImplementedError, 'OS detection failed.'
end

#set_config(key, value) ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 24

def set_config(key, value)
  @config[key] = value
end

#set_example(e) ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 49

def set_example(e)
  @example = e
end

#stderr_handler=(block) ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 57

def stderr_handler=(block)
  @stderr_handler = block
end

#stdout_handler=(block) ⇒ Object 



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# File 'lib/specinfra/backend/base.rb', line 53

def stdout_handler=(block)
  @stdout_handler = block
end