Cleanup PXE boot config

tools/build_pxe_boot.sh

@@ -4,15 +4,8 @@
 # build_pxe_boot.sh [-k kernel-version] destdir
 #
 # Assumes syslinux is installed
-# Assumes devstack files are in `pwd`/pxe
 # Only needs to run as root if the destdir permissions require it
 
-UBUNTU_MIRROR=http://archive.ubuntu.com/ubuntu/dists/natty/main/installer-amd64/current/images/netboot/ubuntu-installer/amd64
-
-MEMTEST_VER=4.10
-MEMTEST_BIN=memtest86+-${MEMTEST_VER}.bin
-MEMTEST_URL=http://www.memtest.org/download/${MEMTEST_VER}/
-
 KVER=`uname -r`
 if [ "$1" = "-k" ]; then
     KVER=$2
@@ -30,8 +23,8 @@ for i in memdisk menu.c32 pxelinux.0; do
 	cp -p /usr/lib/syslinux/$i $DEST_DIR
 done
 
-DEFAULT=$DEST_DIR/pxelinux.cfg/default
-cat >$DEFAULT <<EOF
+CFG=$DEST_DIR/pxelinux.cfg/default
+cat >$CFG <<EOF
 default menu.c32
 prompt 0
 timeout 0
@@ -59,7 +52,7 @@ if [ ! -r $PXEDIR/stack-initrd.gz ]; then
     sudo $PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.gz
 fi
 cp -p $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu
-cat >>$DEFAULT <<EOF
+cat >>$CFG <<EOF
 
 LABEL devstack
     MENU LABEL ^devstack
@@ -69,48 +62,21 @@ LABEL devstack
 EOF
 
 # Get Ubuntu
-if [ -d $PXEDIR ]; then
+if [ -d $PXEDIR -a -r $PXEDIR/natty-base-initrd.gz ]; then
     cp -p $PXEDIR/natty-base-initrd.gz $DEST_DIR/ubuntu
-fi
-cat >>$DEFAULT <<EOF
+    cat >>$CFG <<EOF
 
 LABEL ubuntu
     MENU LABEL ^Ubuntu Natty
     KERNEL ubuntu/vmlinuz-$KVER
     APPEND initrd=ubuntu/natty-base-initrd.gz ramdisk_size=419600 root=/dev/ram0
 EOF
-
-# Get Memtest
-cd $DEST_DIR
-if [ ! -r $MEMTEST_BIN ]; then
-    wget -N --quiet ${MEMTEST_URL}/${MEMTEST_BIN}.gz
-    gunzip $MEMTEST_BIN
 fi
-cat >>$DEFAULT <<EOF
-
-LABEL memtest
-    MENU LABEL ^Memtest86+
-    KERNEL $MEMTEST_BIN
-EOF
-
-# Get FreeDOS
-mkdir -p $DEST_DIR/freedos
-cd $DEST_DIR/freedos
-wget -N --quiet http://www.fdos.org/bootdisks/autogen/FDSTD.288.gz
-gunzip -f FDSTD.288.gz
-cat >>$DEFAULT <<EOF
-
-LABEL freedos
-	MENU LABEL ^FreeDOS bootdisk
-	KERNEL memdisk
-	APPEND initrd=freedos/FDSTD.288
-EOF
 
 # Local disk boot
-cat >>$DEFAULT <<EOF
+cat >>$CFG <<EOF
 
 LABEL local
     MENU LABEL ^Local disk
-    MENU DEFAULT
     LOCALBOOT 0
 EOF