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package pxelinux; |
package pxelinux; |
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use warnings; |
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use strict; |
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use autodie; |
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our $magic = 0xF100747E; |
our $magic = 0xF100747E; |
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our $config_file; #= 'pxelinux.cfg/default'; |
our $config_file; #= 'pxelinux.cfg/default'; |
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our $path_prefix; |
our $path_prefix; |
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our $reboot_time; # 300 s |
our $reboot_time; # 300 s |
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use server; |
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use File::Slurp; |
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use Carp qw/confess/; |
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sub config_for_ip { |
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my ($ip,$config) = @_; |
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confess "$ip not IP" unless $ip =~ m{^\d+\.\d+\.\d+\.\d+$}; |
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$path_prefix = (caller(1))[3]; |
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$path_prefix = (caller(2))[3] unless $path_prefix =~ m{config::}; |
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$path_prefix =~ s{config::}{} || warn "# caller isn't package config !"; |
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$path_prefix .= '/'; |
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warn "# $ip $path_prefix"; |
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my $dir = "$server::base_dir/tftp"; |
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$dhcpd::file = 'pxelinux.0'; |
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symlink "/usr/lib/syslinux/pxelinux.0", "$dir/$dhcpd::file" unless -e "$dir/$dhcpd::file"; |
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$dir .= "/$path_prefix"; |
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mkdir $dir unless -d $dir; |
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mkdir "$dir/pxelinux.cfg" unless -e "$dir/pxelinux.cfg"; |
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$config_file = 'pxelinux.cfg/' . uc sprintf "%02x%02x%02x%02x", split(/\./, $ip, 4); |
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warn "$ip config_file $config_file"; |
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my $path = "$dir/$config_file"; |
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write_file $path, $config; |
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warn "# config: $path ", -s $path; |
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return $config; |
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} |
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sub config_ip_boot { |
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my ( $ip, $boot, $append ) = @_; |
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my $default; |
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my $config; |
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foreach my $kernel ( glob "$boot/vmlinuz*" ) { |
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my $ver = $1 if $kernel =~ m{vmlinuz(.+)}; |
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$default ||= $ver; |
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$config .= qq{ |
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label boot$ver |
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kernel $ip/boot/vmlinuz$ver |
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append initrd=$ip/boot/initrd.img$ver $append |
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}; |
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} |
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config_for_ip( $ip, qq{ |
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default boot$default |
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prompt 5 |
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$config |
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}); |
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} |
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