vagrant/plugins/guests/windows/cap/public_key.rb

107 lines
4.1 KiB
Ruby

require "tempfile"
module VagrantPlugins
module GuestWindows
module Cap
class PublicKey
def self.insert_public_key(machine, contents)
if machine.communicate.is_a?(CommunicatorWinSSH::Communicator)
winssh_insert_public_key(machine, contents)
else
raise Vagrant::Errors::SSHInsertKeyUnsupported
end
end
def self.remove_public_key(machine, contents)
if machine.communicate.is_a?(CommunicatorWinSSH::Communicator)
winssh_remove_public_key(machine, contents)
else
raise Vagrant::Errors::SSHInsertKeyUnsupported
end
end
def self.winssh_insert_public_key(machine, contents)
comm = machine.communicate
contents = contents.strip
directories = fetch_guest_paths(comm)
home_dir = directories[:home]
temp_dir = directories[:temp]
remote_ssh_dir = "#{home_dir}\\.ssh"
remote_upload_path = "#{temp_dir}\\vagrant-insert-pubkey-#{Time.now.to_i}"
remote_authkeys_path = "#{remote_ssh_dir}\authorized_keys"
# Ensure the user's ssh directory exists
comm.execute("dir \"#{remote_ssh_dir}\"\n if errorlevel 1 (mkdir \"#{remote_ssh_dir}\")", shell: "cmd")
remote_upload_path = "#{temp_dir}\\vagrant-insert-pubkey-#{Time.now.to_i}"
remote_authkeys_path = "#{remote_ssh_dir}\\authorized_keys"
keys_file = Tempfile.new("vagrant-windows-insert-public-key")
# Check if an authorized_keys file already exists
result = comm.execute("dir \"#{remote_authkeys_path}\"", shell: "cmd", error_check: false)
if result == 0
keys_file.close
comm.download(remote_authkeys_path, keys_file.path)
current_content = File.read(keys_file.path).split(/[\r\n]+/)
if !current_content.include?(contents)
current_content << contents
end
File.write(keys_file.path, current_content.join("\r\n") + "\r\n")
else
keys_file.puts(contents)
keys_file.close
end
keys_file.delete
comm.upload(keys_file.path, remote_upload_path)
comm.execute("move /y \"#{remote_upload_path}\" \"#{remote_authkeys_path}\"", shell: "cmd")
end
def self.winssh_remove_public_key(machine, contents)
comm = machine.communicate
directories = fetch_guest_paths(comm)
home_dir = directories[:home]
temp_dir = directories[:temp]
remote_ssh_dir = "#{home_dir}\\.ssh"
remote_upload_path = "#{temp_dir}\\vagrant-remove-pubkey-#{Time.now.to_i}"
remote_authkeys_path = "#{remote_ssh_dir}\\authorized_keys"
# Check if an authorized_keys file already exists
result = comm.execute("dir \"#{remote_authkeys_path}\"", shell: "cmd", error_check: false)
if result == 0
keys_file = Tempfile.new("vagrant-windows-remove-public-key")
keys_file.close
comm.download(remote_authkeys_path, keys_file.path)
current_content = File.read(keys_file.path).split(/[\r\n]+/)
current_content.delete(contents)
File.write(keys_file.path, current_content.join("\r\n") + "\r\n")
comm.upload(keys_file.path, remote_upload_path)
keys_file.delete
comm.execute("move /y \"#{remote_upload_path}\" \"#{remote_authkeys_path}\"", shell: "cmd")
end
end
# Fetch user's temporary and home directory paths from the Windows guest
#
# @param [Communicator]
# @return [Hash] {:temp, :home}
def self.fetch_guest_paths(communicator)
output = ""
communicator.execute("echo %TEMP%\necho %USERPROFILE%", shell: "cmd") do |type, data|
if type == :stdout
output << data
end
end
temp_dir, home_dir = output.strip.split(/[\r\n]+/)
if temp_dir.nil? || home_dir.nil?
raise Errors::PublicKeyDirectoryFailure
end
{temp: temp_dir, home: home_dir}
end
end
end
end
end