Module: CemAcpt::Utils::SSH::Ephemeral

Defined in:
lib/cem_acpt/utils/ssh.rb

Overview

Ephemeral SSH key generation and cleanup

Constant Summary collapse

PRIV_KEY = 
'acpt_test_key'
CREATE_OPTS = 
{
  type: 'ed25519',
  bits: '4096',
  rounds: '100',
  comment: 'cem_acpt-ephemeral',
  password: '',
  known_hosts: 'acpt_known_hosts',
  overwrite_known_hosts: true,
}.freeze

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.ephemeral_keydir ⇒ Object

Returns the value of attribute ephemeral_keydir.



157
158
159
 
# File 'lib/cem_acpt/utils/ssh.rb', line 157

def ephemeral_keydir
  @ephemeral_keydir
end

Class Method Details

.clean ⇒ Object 



168
169
170
171
172
173
174
175
176
177
178
179
180
 
# File 'lib/cem_acpt/utils/ssh.rb', line 168

def self.clean
  return if ENV['CEM_ACPT_SSH_PRI_KEY']

  [@priv_key, @pub_key, @known_hosts].each_with_object([]) do |f, arr|
    next unless f

    path = CemAcpt::Utils::SSH.file_path(f, keydir: ephemeral_keydir)
    if ::File.exist?(path)
      ::File.delete(path)
      arr << path
    end
  end
end

.create(keydir: CemAcpt::Utils::SSH.default_keydir) ⇒ Object 



160
161
162
163
164
165
166
 
# File 'lib/cem_acpt/utils/ssh.rb', line 160

def self.create(keydir: CemAcpt::Utils::SSH.default_keydir)
  return [false, false, false] if ENV['CEM_ACPT_SSH_PRI_KEY'] # Don't create ephemeral keys if this is set

  self.ephemeral_keydir = keydir
  @priv_key, @pub_key, @known_hosts = CemAcpt::Utils::SSH.create(PRIV_KEY, keydir: ephemeral_keydir, **CREATE_OPTS)
  [@priv_key, @pub_key, @known_hosts]
end