Class: VagrantPlugins::ProviderZone::QGA::NetworkManagerBackend

Inherits:
BaseBackend
  • Object
show all
Defined in:
lib/vagrant-zones/qga/network_manager_backend.rb

Overview

Writes per-NIC keyfiles under /etc/NetworkManager/system-connections/ and reloads via ‘nmcli connection reload`.

Constant Summary collapse

KEYFILE_DIR = 
'/etc/NetworkManager/system-connections'
NMCLI_BIN = 
'/usr/bin/nmcli'

Instance Method Summary collapse

Methods inherited from BaseBackend

#name, #verify

Instance Method Details

#apply(uii, qga, nics, _ctx) ⇒ Object

Raises:



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# File 'lib/vagrant-zones/qga/network_manager_backend.rb', line 24

def apply(uii, qga, nics, _ctx)
  nics.each do |entry|
    keyfile = render_keyfile(entry)
    path = "#{KEYFILE_DIR}/#{entry[:vnic_name]}.nmconnection"
    write_result = qga.exec('/bin/sh',
                            args: ['-c', "mkdir -p #{KEYFILE_DIR} && cat > #{path} && chmod 600 #{path}"],
                            input_data: keyfile,
                            timeout: 30)
    raise Errors::QGAError, message: "NM keyfile write failed for #{path}: #{write_result[:stderr]}" if write_result[:exitcode] != 0

    uii.info("#{I18n.t('vagrant_zones.qga_backend_apply')} NetworkManager #{path}")
  end
  reload = qga.exec(NMCLI_BIN, args: %w[connection reload], timeout: 30)
  raise Errors::QGAError, message: "nmcli connection reload failed: #{reload[:stderr]}" if reload[:exitcode] != 0

  nics.each do |entry|
    qga.exec(NMCLI_BIN, args: ['connection', 'up', entry[:vnic_name]], timeout: 30)
  end
end

#cleanup(uii, qga, nics) ⇒ Object 



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# File 'lib/vagrant-zones/qga/network_manager_backend.rb', line 44

def cleanup(uii, qga, nics)
  nics.each do |entry|
    qga.exec('/bin/rm', args: ['-f', "#{KEYFILE_DIR}/#{entry[:vnic_name]}.nmconnection"], timeout: 10)
  end
  qga.exec(NMCLI_BIN, args: %w[connection reload], timeout: 30)
  uii.info("#{I18n.t('vagrant_zones.qga_backend_cleanup')} NetworkManager")
end

#detect?(qga) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-zones/qga/network_manager_backend.rb', line 15

def detect?(qga)
  return false unless qga.exec('/usr/bin/test', args: ['-x', NMCLI_BIN], timeout: 10)[:exitcode].zero?

  result = qga.exec('/usr/bin/systemctl', args: %w[is-active NetworkManager], timeout: 10)
  result[:stdout].to_s.strip == 'active'
rescue StandardError
  false
end