diff options
Diffstat (limited to 'perl-install/network/pxe.pm')
| -rw-r--r-- | perl-install/network/pxe.pm | 102 |
1 files changed, 101 insertions, 1 deletions
diff --git a/perl-install/network/pxe.pm b/perl-install/network/pxe.pm index 0dd81a6d0..7c57b3ae8 100644 --- a/perl-install/network/pxe.pm +++ b/perl-install/network/pxe.pm @@ -10,7 +10,8 @@ our $pxelinux_client_root = $tftp_root . $client_path; our $pxelinux_images = $pxelinux_client_root . '/images'; our $pxelinux_help_file = $pxelinux_client_root . '/help.txt'; our $pxelinux_message_file = $pxelinux_client_root . '/messages'; -our $pxelinux_config_file = $pxelinux_client_root . '/pxelinux.cfg/default'; +my $pxelinux_config_root = $pxelinux_client_root . '/pxelinux.cfg'; +our $pxelinux_config_file = $pxelinux_config_root . '/default'; our $pxe_config_file = '/etc/pxe.conf'; my @global_pxelinux_settings = qw(PROMPT DEFAULT DISPLAY TIMEOUT F1); @@ -179,4 +180,103 @@ sub write_pxe_conf { } $pxe_config_file; } + +sub get_pxelinux_config_file_for_mac_address { + my ($mac_address) = @_; + #- 01 is the hardware type: Ethernet (ARP type 1) + $pxelinux_config_root . "/" . join('-', '01', split(/:/, $mac_address)); +} + +sub set_profile_for_mac_address { + my ($profile, $to_install, $mac_address) = @_; + if ($profile) { + symlinkf("profiles/" . ($to_install ? "install/" : "boot/") . $profile, get_pxelinux_config_file_for_mac_address($mac_address)); + } else { + unlink get_pxelinux_config_file_for_mac_address($mac_address); + } +} + +#- returns (profile_type, profile_name) +sub pxelinux_profile_from_file { + my ($file) = @_; + $file =~ m!(?:^|/)profiles/(\w+)/(.*)?$!; +} + +sub read_pxelinux_profiles() { + my %profiles_conf; + + foreach (all($pxelinux_config_root)) { + my $file = $pxelinux_config_root . '/' . $_; + if (-l $file && /^01(?:-([0-9a-z]{2}))+$/) { + #- per MAC address settings + #- the filename looks like 01-aa-bb-cc-dd-ee-ff + #- where AA:BB:CC:DD:EE:FF is the MAC address + my ($type, $name) = pxelinux_profile_from_file(readlink($file)); + tr/-/:/; + my $mac_address = substr($_, 3); + $profiles_conf{per_mac}{$mac_address} = { profile => $name, to_install => $type eq 'install' }; + } + } + + foreach my $type (qw(boot install)) { + my $root = $pxelinux_config_root . '/profiles/' . $type; + mkdir_p($root); + $profiles_conf{profiles}{$type}{$_} = 1 foreach all($root); + } + + \%profiles_conf; +} + +#- returns (pxelinux entries file, help file) +sub get_pxelinux_profile_path { + my ($profile, $type) = @_; + my $root = $pxelinux_config_root . '/profiles/' . $type; + "$root/$profile", "$root/help-$profile.txt"; +} + +sub list_pxelinux_profiles { + my ($profiles_conf) = @_; + sort(uniq(map { keys %{$profiles_conf->{profiles}{$_}} } qw(boot install))); +} + +sub find_next_profile_name { + my ($profiles_conf, $prefix) = @_; + my $i = 1; + /^$prefix(\d+)$/ && $1 >= $i and $i = $1 + 1 foreach network::pxe::list_pxelinux_profiles($profiles_conf); + "$prefix$i"; +} + +sub add_empty_profile { + my ($profiles_conf) = @_; + my $profile = find_next_profile_name($profiles_conf, "profile_"); + $profiles_conf->{profiles}{boot}{$profile} = 1 ; +} + +sub copy_profile_for_type { + my ($profile, $clone, $type) = @_; + my ($pxe, $help) = get_pxelinux_profile_path($profile, $type); + my ($clone_pxe, $clone_help) = get_pxelinux_profile_path($clone, $type); + -r $pxe && cp_f($pxe, $clone_pxe); + -r $help && cp_f($help, $clone_help); +} + +sub clone_profile { + my ($profiles_conf, $profile) = @_; + my $clone = find_next_profile_name($profiles_conf, $profile); + if (exists $profiles_conf->{profiles}{install}{$profile}) { + $profiles_conf->{profiles}{install}{$clone} = 1; + copy_profile_for_type($profile, $clone, 'install'); + } + $profiles_conf->{profiles}{boot}{$clone} = 1; + copy_profile_for_type($profile, $clone, 'boot'); +} + +sub remove_profile { + my ($profiles_conf, $profile) = @_; + foreach my $type (qw(boot install)) { + delete $profiles_conf->{profiles}{$type}{$profile}; + unlink foreach get_pxelinux_profile_path($profile, $type); + } +} + 1; |