Class: Golem::Command::UpdateKeysFile

Inherits:
Base
  • Object
show all
Defined in:
lib/golem/command/update_keys_file.rb

Overview

Command for updating the .ssh/authorized_keys file.

Constant Summary collapse

CONTENT_MARK =

Content mark to identify automatically updated part of file.

"# golem keys - do not place lines below, because the content gets rewritten (AND DO NOT EDIT THIS LINE!)"
SSH_OPTS_COMMAND_DEFAULT =

Default SSH(D) options to set if using command=“” style keys file.

"no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty"

Instance Method Summary collapse

Methods inherited from Base

#command, #initialize, #verbose?

Constructor Details

This class inherits a constructor from Golem::Command::Base

Instance Method Details

#run ⇒ Object

Run the command. Old content is preserved, searched for CONTENT_MARK, and only content after the mark gets replaced.



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# File 'lib/golem/command/update_keys_file.rb', line 11

def run
	orig_content = File.exists?(Golem::Config.keys_file_path) ? File.read(Golem::Config.keys_file_path) : ""
	new_content = if orig_content.match(Regexp.new('^' + Regexp.escape(CONTENT_MARK) + '$'))
 orig_content.sub(Regexp.new('^' + Regexp.escape(CONTENT_MARK) + '$.*\z', Regexp::MULTILINE), CONTENT_MARK + "\n" + keys_str)
	else
 orig_content + "\n" + CONTENT_MARK + "\n" + keys_str
	end
	File.open(Golem::Config.keys_file_path, "w") {|f| f.write(new_content)}
end