From cfab1646f2a34b52de5fd4afaddf97f71e7fab70 Mon Sep 17 00:00:00 2001
From: Michael Prokop <mika@grml.org>
Date: Sat, 14 Mar 2009 12:39:09 +0100
Subject: [PATCH] Adjust configuration for new grml2usb layout; fix dirname
 usage

---
 debian/changelog               |  7 +++++++
 default_config                 | 45 +++++++++++++++++++++++++++++++++++-------
 templates/grub-pxelinux_config |  7 +++++--
 3 files changed, 50 insertions(+), 9 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 3acd95d..94570f3 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+grml-terminalserver (0.99.2) unstable; urgency=low
+
+  * Fix usage of dirname if no files can be located. [Closes: issue575]
+  * Adjust configuration for new grml2usb layout.
+
+ -- Michael Prokop <mika@grml.org>  Sat, 14 Mar 2009 12:37:26 +0100
+
 grml-terminalserver (0.99.1) unstable; urgency=low
 
   * fix create-netboot to work with new initrds
diff --git a/default_config b/default_config
index 33a25ac..c6f88fc 100644
--- a/default_config
+++ b/default_config
@@ -14,19 +14,39 @@ else
   MOUNT_POINT_="/cdrom"
 fi
 
-DATA_PATH_="$MOUNT_POINT_/boot"
+# assume we have a grml2usb system
+if [ -d "$MOUNT_POINT_"/boot/release ] ; then
+  DATA_PATH_="$MOUNT_POINT_/boot/release"
+else # no grml2usb but running from CD
+  DATA_PATH_="$MOUNT_POINT_/boot"
+fi
 
-ISOLIN_PATH_="$DATA_PATH_/isolinux"
-test -d $ISOLIN_PATH_ || ISOLIN_PATH_="$MOUNT_POINT_"
+# new grml2usb layout
+if [ -d "$MOUNT_POINT_"/boot/syslinux ] ; then
+  ISOLIN_PATH_="$MOUNT_POINT_/boot/syslinux"
+  test -d $ISOLIN_PATH_ || ISOLIN_PATH_="$MOUNT_POINT_"
+else # old layout
+  ISOLIN_PATH_="$DATA_PATH_/isolinux"
+  test -d $ISOLIN_PATH_ || ISOLIN_PATH_="$MOUNT_POINT_"
+fi
+
+# addons
+if [[ "$(find $MOUNT_POINT_ -maxdepth 3 -name memtest |head -n1)" != "" ]] ; then
+  ADDONS_PATH_="$(dirname $(find $MOUNT_POINT_ -maxdepth 3 -name memtest |head -n1))"
+fi
 
-ADDONS_PATH_="$(dirname $(find $MOUNT_POINT_ -maxdepth 3 -name memtest |head -n1))"
 if [[ $ADDONS_PATH_ == "" ]]; then
-    ADDONS_PATH_="$MOUNT_POINT_"
+  ADDONS_PATH_="$MOUNT_POINT_"
+fi
+
+if [[ "$(find $DATA_PATH_/ -maxdepth 2 -name linux26 |head -n1)" != "" ]] ; then
+  MULTIBOOT_PATH_="$(dirname $(find $DATA_PATH_ -maxdepth 2 -name linux26 |head -n1))"
+else
+  MULTIBOOT_PATH_="$MOUNT_POINT_"
 fi
 
-MULTIBOOT_PATH_="$(dirname $(find $DATA_PATH_ -maxdepth 2 -name linux26 |head -n1))"
 if [[ $MULTIBOOT_PATH_ == "" ]]; then
-    MULTIBOOT_PATH_="$MOUNT_POINT_"
+  MULTIBOOT_PATH_="$MOUNT_POINT_"
 fi
 
 KERNEL_IMAGE_="$MULTIBOOT_PATH_/linux26"
@@ -36,8 +56,19 @@ ORIGINAL_INITRD_="$MULTIBOOT_PATH_/initrd.gz"
 MEMTEST_IMAGE_="$ADDONS_PATH_/memtest"
 
 PXE_BOOT_MSG_="$ISOLIN_PATH_/boot.msg"
+# grml2usb with grub doesn't provide boot.msg, so generate a default one
+if ! [ -f "$PXE_BOOT_MSG_" ] ; then
+  PXE_BOOT_MSG_="$(mktemp)"
+  cat > $PXE_BOOT_MSG_ << EOF
+17logo.16
+
+Some information and boot options available via keys F2 - F10. http://grml.org/
+
+EOF
+fi
 
 PXE_BOOT_LOGO_="$ISOLIN_PATH_/logo.16"
 
 IPTABLES_SNAT_="true"
 
+# EOF
diff --git a/templates/grub-pxelinux_config b/templates/grub-pxelinux_config
index d224569..b41e7b0 100644
--- a/templates/grub-pxelinux_config
+++ b/templates/grub-pxelinux_config
@@ -17,15 +17,18 @@
 #
 # GLOBAL_README_END
 
+if grep -q live-media-path= /proc/cmdline 2>/dev/null ; then
+    live_media_path_="live-media-path=$(awk -F live-media-path= '{print $2}' /proc/cmdline)"
+fi
 
 # default boot arguments used for both grub and pxelinux
 if [ -e '/live/cow' ]; then
     default_boot_args_="root=/dev/nfs rw nfsroot=$IP_:$MOUNT_POINT_ \
-boot=live lang=us nomce quiet apm=power-off nodhcp noprompt noeject"
+boot=live $live_media_path_ nomce quiet apm=power-off nodhcp noprompt noeject"
 else
     default_boot_args_="ramdisk_size=24000 root=/dev/ram0 rw \
 init=/etc/init nfsdir=$IP_:$MOUNT_POINT_ nodhcp noprompt noeject \
-apm=power-off nomce lang=us"
+apm=power-off nomce"
 fi
 
 # special boot arguments required by grub
-- 
2.1.4