Class: Ftpeter::Transport::Lftp

Inherits:
Object
  • Object
show all
Defined in:
lib/ftpeter/transport/lftp.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(connection, changes) ⇒ Lftp

Returns a new instance of Lftp.



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# File 'lib/ftpeter/transport/lftp.rb', line 9

def initialize(connection, changes)
  @changes = changes
  @lftp_script = []
  @script = Pathname.new('./lftp_script').expand_path

  @host = connection.host
  @credentials = connection.credentials
  @dir = connection.dir
  @commands = connection.commands

  prepare
end

Instance Attribute Details

#script ⇒ Object (readonly)

Returns the value of attribute script.



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# File 'lib/ftpeter/transport/lftp.rb', line 7

def script
  @script
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 73

def cleanup
  script.delete
end

#commands ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 54

def commands
  @lftp_script
end

#execute ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 69

def execute
  system("lftp -f #{script}")
end

#inform ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 58

def inform
  @lftp_script.join("\n")
end

#persist ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 62

def persist
  script.open('w') do |f|
    f << @lftp_script.flatten.join("\n")
    f << "\n"
  end
end

#prepare ⇒ Object 



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# File 'lib/ftpeter/transport/lftp.rb', line 22

def prepare
  # lftp connection header
  @lftp_script << "open #{@host}"
  if @credentials
    @lftp_script << "user #{@credentials['user']} #{@credentials['pass']}"
  end
  @lftp_script << "cd #{@dir}"

  # lftp file commands
  @lftp_script << @changes.deleted.map do |fn|
    "rm #{fn}"
  end
  @lftp_script << @changes.newdirs.map do |fn|
    "mkdir -p #{fn}"
  end
  @lftp_script << @changes.added.map do |fn|
    "put #{fn} -o #{fn}"
  end
  @lftp_script << @changes.changed.map do |fn|
    "put #{fn} -o #{fn}"
  end
  @lftp_script << @commands.split("\n").map do |cmd|
    "!#{cmd}"
  end if @commands
  @lftp_script << '!echo ""'
  @lftp_script << '!echo "Deployment complete"'

  @lftp_script.flatten!.compact!

  @lftp_script
end