put all customization above debootstrap into rw overlay

[pxelator] / lib / PXElator / config.pm

diff --git a/lib/PXElator/config.pm b/lib/PXElator/config.pm
index 294a8a4..8f06e89 100644 (file)
--- a/lib/PXElator/config.pm
+++ b/lib/PXElator/config.pm
@@ -7,9 +7,13 @@ use autodie;
 use server;
 use pxelinux;
 use client;
+use file;
+
 use File::Slurp;
 
-sub available { qw/debian_live webconverger debirf tinycore/ };
+our $mounted;
+
+sub available { qw/debian_live webconverger debirf tinycore nfsroot/ };
 
 sub debian_live {
        my ($ip) = @_;
@@ -28,7 +32,7 @@ sub debian_live {
 default debian_live
 label debian_live
        kernel vmlinuz1
-       append initrd=initrd1.img fetch=http://${server::ip}:7777/debian-live/debian-live-501-i386-standard.squashfs boot=live nopersistent hostname=$hostname union=aufs
+       append initrd=initrd1.img fetch=http://${server::ip}:7777/debian_live/debian-live-501-i386-standard.squashfs boot=live nopersistent hostname=$hostname union=aufs
        });
 
 }
@@ -46,7 +50,7 @@ L<http://webconverger.org/>
 sub webconverger {
        my ($ip) = @_;
 
-       upstream::iso( 'http://download.webconverger.com/webc-5.2.iso' );
+       $mounted->{"webconverger/$ip"} ||= upstream::iso( 'http://download.webconverger.com/webc-5.2.iso' );
 
        my $homepage = client::conf( $ip => 'homepage', default => "http://${server::ip}:7777/client" );
        my $hostname = client::conf( $ip => 'hostname' ) || 'webconverger';
@@ -98,6 +102,83 @@ label linux
        });
 }
 
+sub in_chroot {
+       my ( $dir, $command ) = @_;
+       write_file "$dir/tmp/inside.sh", $command;
+       system "sudo chroot $dir sh -x /tmp/inside.sh";
+}
+
+sub nfsroot {
+       my $ip = shift || die "no ip?";
+
+       my $nfsroot = "$server::base_dir/tftp/nfsroot";
+       my $debian_mirror = server::conf_default( 'debian_mirror', 'http://ftp.debian.org/debian' );
+
+       if ( ! -e $nfsroot ) {
+               system "sudo apt-get install nfs-kernel-server debootstrap aufs-modules-`uname -r` aufs-tools";
+               mkdir $nfsroot;
+       }
+
+       my $debootstrap = "$nfsroot/debootstrap";
+
+       if ( ! -e $debootstrap ) {
+
+               system "sudo debootstrap --arch i386 lenny $debootstrap $debian_mirror";
+
+               file::append "$debootstrap/etc/kernel-img.conf", "do_initrd = Yes\n" &&
+               in_chroot     $debootstrap => 'apt-get install -y --force-yes atl2-modules-2.6-686';
+               in_chroot     $debootstrap => 'apt-get -f install -y --force-yes locales';      # linux-image-2.6-686
+
+               file::append "$debootstrap/etc/initramfs-tools/modules", "atl2\n";
+               file::change("$debootstrap/etc/initramfs-tools/initramfs.conf",  'BOOT=local' => 'BOOT=nfs' ) &&
+               in_chroot     $debootstrap => 'update-initramfs -u';
+
+       }
+
+       my $export = "$nfsroot/$ip";
+       my $br     = "$nfsroot/br/$ip";
+
+       $mounted->{"nfsroot/$ip"} ||= `mount | grep $export`;
+
+       if ( ! $mounted->{"nfsroot/$ip"} ) {
+               warn "mounting $export";
+
+               mkdir "$nfsroot/br"     unless -e "$nfsroot/br";
+               mkdir $br                       unless -e $br;
+               mkdir $export           unless -e $export;
+
+               system "sudo mount -t aufs -o br:$br:$debootstrap none $export";
+               system "sudo exportfs -i -o rw,async,no_root_squash,no_subtree_check,fsid=999 $ip:$export";
+       
+       }
+
+       my $hostname = client::conf( $ip => 'hostname' ) || 'nfsroot';
+       file::replace "$export/etc/hostname", $hostname;
+       file::replace "$export/etc/hosts", "127.0.0.1\tlocalhost $hostname\n";
+       file::replace "$export/etc/resolv.conf", "domain $server::domain_name\nnameserver $server::ip\n";
+       file::replace "$export/etc/rsyslog.d/pxelator.conf", "*.*\t\@$server::ip\n";
+
+       file::append "$debootstrap/etc/network/interfaces", qq{
+
+auto lo
+iface lo inet loopback
+
+allow-hotplug eth0
+iface eth0 inet dhcp
+
+       };
+
+
+       pxelinux::config_for_ip( $ip, qq{
+
+default nfsroot
+label nfsroot
+       kernel debootstrap/vmlinuz
+       append initrd=debootstrap/initrd.img root=/dev/nfs nfsroot=$server::ip:$export ro ip=dhcp
+
+       });
+}
+
 sub for_ip {
        my $ip = shift;
        my $deploy = client::conf( $ip => 'deploy', default => 'webconverger' );