Class: VagrantPlugins::SyncedFolderNFSGuest::GuestLinux::Cap::NFSServer

Inherits:
Object
  • Object
show all
Extended by:
Vagrant::Util::Retryable
Defined in:
lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb

Class Method Summary collapse

Class Method Details

.nfs_apply_changes!(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 47

def self.nfs_apply_changes!(machine)
  machine.guest.capability(:nfs_apply_command)
end

.nfs_apply_command(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 10

def self.nfs_apply_command(machine)
  machine.communicate.sudo(
    "exportfs -r",
    error_class: Errors::GuestNFSError,
    error_key: :nfs_apply_failed
  )
end

.nfs_capable?(machine) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 43

def self.nfs_capable?(machine)
  machine.guest.capability(:nfs_test_command)
end

.nfs_check_command(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 26

def self.nfs_check_command(machine)
  machine.communicate.test(
    "/etc/init.d/nfs-kernel-server status"
  )
end

.nfs_cleanup(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 102

def self.nfs_cleanup(machine)
  return if !nfs_capable?(machine)

  id = machine.id
  user = Process.uid

  # Use sed to just strip out the block of code which was inserted
  # by Vagrant
  #
  machine.communicate.sudo(
    "sed -r -e '/^# VAGRANT(-NFS_GUEST)?-BEGIN/,/^# VAGRANT(-NFS_GUEST)?-END/ d' -ibak /etc/exports",
    error_class: Errors::GuestNFSError,
    error_key: :nfs_guest_clean
  )
end

.nfs_export(machine, ip, folders) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 59

def self.nfs_export(machine, ip, folders)
  if !nfs_capable?(machine)
      raise Errors::NFSServerMissing
  end

  if machine.guest.capability?(:nfs_setup_firewall)
    machine.ui.info I18n.t("vagrant_nfs_guest.guests.linux.nfs_setup_firewall")
    machine.guest.capability(:nfs_setup_firewall, ip)
  end

  nfs_exports_template = machine.guest.capability(:nfs_exports_template)

  nfs_opts_setup(machine, folders)

  output = Vagrant::Util::TemplateRenderer.render(
    nfs_exports_template,
    uuid: machine.id,
    ips: [ip],
    folders: folders,
    user: Process.uid)

  machine.ui.info I18n.t("vagrant_nfs_guest.guests.linux.nfs_export")
  sleep 0.5

  nfs_cleanup(machine)

  retryable(on: Errors::GuestNFSError, tries: 8, sleep: 3) do
    output.split("\n").each do |line|
      machine.communicate.sudo(
        %Q[echo '#{line}' >> /etc/exports],
        error_class: Errors::GuestNFSError,
        error_key: :nfs_update_exports_failed
      )
    end

    if nfs_running?(machine)
      nfs_apply_changes!(machine)
    else
      nfs_start!(machine)
    end
  end
end

.nfs_exports_template(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 38

def self.nfs_exports_template(machine)
  VagrantPlugins::SyncedFolderNFSGuest.source_root.join(
    "templates/nfs_guest/guest_export_linux")
end

.nfs_opts_setup(machine, folders) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 118

def self.nfs_opts_setup(machine, folders)
  folders.each do |k, opts|
    if !opts[:linux__nfs_options]
      opts[:linux__nfs_options] ||= ["rw", "no_subtree_check", "all_squash", "insecure"]
    end

    # Only automatically set anonuid/anongid if they weren't
    # explicitly set by the user.
    hasgid = false
    hasuid = false
    opts[:linux__nfs_options].each do |opt|
      hasgid = !!(opt =~ /^anongid=/) if !hasgid
      hasuid = !!(opt =~ /^anonuid=/) if !hasuid
    end

    opts[:linux__nfs_options] << "anonuid=#{opts[:map_uid]}" if !hasuid
    opts[:linux__nfs_options] << "anongid=#{opts[:map_gid]}" if !hasgid
    opts[:linux__nfs_options] << "fsid=#{opts[:uuid]}"

    # Expand the guest path so we can handle things like "~/vagrant"
    expanded_guest_path = machine.guest.capability(
      :shell_expand_guest_path, opts[:guestpath])

    retryable(on: Errors::GuestNFSError, tries: 8, sleep: 3) do
      # Do the actual creating and mounting
      machine.communicate.sudo(
        "mkdir -p #{expanded_guest_path}",
        error_class: Errors::GuestNFSError,
        error_key: :nfs_create_mounts_failed
      )

      # Folder options
      opts[:owner] ||= machine.ssh_info[:username]
      opts[:group] ||= machine.ssh_info[:username]

      machine.communicate.sudo(
        "chown -R #{opts[:owner]}:#{opts[:group]} #{expanded_guest_path}",
        error_class: Errors::GuestNFSError,
        error_key: :nfs_create_mounts_failed
      )
      machine.communicate.sudo(
        "chmod 2775 #{expanded_guest_path}",
        error_class: Errors::GuestNFSError,
        error_key: :nfs_create_mounts_failed
      )
    end
  end
end

.nfs_running?(machine) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 55

def self.nfs_running?(machine)
  machine.guest.capability(:nfs_check_command)
end

.nfs_start!(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 51

def self.nfs_start!(machine)
  machine.guest.capability(:nfs_start_command)
end

.nfs_start_command(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 18

def self.nfs_start_command(machine)
  machine.communicate.sudo(
    "/etc/init.d/nfs-kernel-server start",
    error_class: Errors::GuestNFSError,
    error_key: :nfs_start_failed
  )
end

.nfs_test_command(machine) ⇒ Object 



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# File 'lib/vagrant-nfs_guest_vbfix/guests/linux/cap/nfs_server.rb', line 32

def self.nfs_test_command(machine)
  machine.communicate.test(
    "which exportfs"
  )
end