adjust warning text for directory target

[grml-debootstrap.git] / grml-debootstrap

diff --git a/grml-debootstrap b/grml-debootstrap
index 3b4e3c2..e842828 100644 (file)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -4,7 +4,7 @@
 # Authors:       grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
 # Bug-Reports:   see http://grml.org/bugs/
 # License:       This file is licensed under the GPL v2.
-# Latest change: Fre Nov 03 17:31:47 CET 2006 [mika]
+# Latest change: Fre Nov 17 23:16:04 CET 2006 [mika]
 ################################################################################
 # http://www.debian.org/releases/stable/i386/apcs04.html.en
 
@@ -13,7 +13,7 @@ set -e # exit on any error
 . /etc/grml/lsb-functions
 . /etc/grml/script-functions
 
-VERSION='0.1'
+VERSION='0.2'
 
 case $* in
    -h*|--h*)
@@ -33,6 +33,7 @@ esac
 check4progs debootstrap || exit 1
 check4root || exit 1
 
+# without config file it won't work
 if [ -r /etc/debootstrap/config ] ; then
    . /etc/debootstrap/config
 else
@@ -40,11 +41,59 @@ else
    exit 1
 fi
 
+# make sure at least $TARGET is set [the partition for the new system]
 if [ -z "$TARGET" ] ; then
    eerror "Please adjust /etc/debootstrap/config before running ${0}" ; eend 1
    exit 1
 fi
 
+function bailout(){
+  # make sure $TARGET is not mounted when exiting grml-debootstrap
+  if [ -n "$TARGET" ] ; then
+     if grep -q $TARGET /proc/mounts ; then
+        echo "Unmounting $TARGET"
+        umount "$TARGET"
+     fi
+  fi
+  [ -n "$1" ] && EXIT="$1" || EXIT="1"
+  exit "$EXIT"
+}
+
+trap bailout 1 2 3 15
+
+PARTITION=''
+DIRECTORY=''
+
+case $TARGET in
+  /dev/*)
+    PARTITION=1
+       ;;
+       *)
+       # assume we are installing into a directory, don't run mkfs and grub related stuff therefore
+    DIRECTORY=1
+    MNTPOINT="$TARGET"
+    MKFS=''
+    TUNE2FS=''
+    GRUB=''
+    GROOT=''
+       ;;
+esac
+
+# user should recheck his configuration
+einfo "$0 - Please recheck configuration before execution:"
+echo "
+   Target:           $TARGET"
+   case "$MNTPOINT" in "$TARGET") ;; *) echo "   Mount-point:      $MNTPOINT" ;; esac
+   [ -n "$GRUB" ] && echo "   Install grub to:  $GROOT / $GRUB"
+   case "$MNTPOINT" in "$TARGET") ;; *) echo "  Important! Continuing will delete all data from ${TARGET}!" ;; esac
+einfon "Is this ok for you? [y/N] "
+
+read a
+if ! [ "$a" = 'y' -o "$a" = 'Y' ] ; then
+   eerror "Exiting as requested." ; eend 1
+   exit 1
+fi
+
 if [ -n "$MKFS" ] ; then
    einfo "Running $MKFS on $TARGET"
    $MKFS $TARGET
@@ -57,18 +106,29 @@ if [ -n "$TUNE2FS" ] ; then
    eend $?
 fi
 
-# now mount the new partition
-if grep -q $TARGET /proc/mounts ; then
-   eerror "$TARGEt already mounted, exiting."
+
+# now mount the new partition or if it's a directory do nothing at all
+if [ -n "$DIRECTORY" ] ; then
+   einfo "Running grml-debootstrap on a directory, nothing to mount."
 else
-  einfo "Mounting $TARGET to $MNTPOINT"
-  mount -o rw,suid,dev $TARGET $MNTPOINT
-  eend $?
+   if grep -q $TARGET /proc/mounts ; then
+      eerror "$TARGET already mounted, exiting."
+   else
+     [ -n "$MNTPOINT" ] || MNTPOINT='/mnt/test'
+     [ -d "$MNTPOINT" ] || mkdir -p "$MNTPOINT"
+     einfo "Mounting $TARGET to $MNTPOINT"
+     mount -o rw,suid,dev $TARGET $MNTPOINT
+     eend $?
+   fi
 fi
 
 # get main packages from a debian-mirror
-einfo "Running $DEBOOTSTRAP for release $RELEASE using mirror $MIRROR"
-$DEBOOTSTRAP $RELEASE $MNTPOINT $MIRROR
+if [ -n "$ARCH" ] ; then
+   ARCHCMD="--arch $ARCH"
+   ARCHINFO=" (${ARCH})"
+fi
+einfo "Running $DEBOOTSTRAP for release ${RELEASE}${ARCHINFO} using mirror $MIRROR"
+$DEBOOTSTRAP $ARCHCMD $RELEASE $MNTPOINT $MIRROR
 eend $?
 
 einfo "Preparing chroot system"
@@ -80,6 +140,12 @@ einfo "Preparing chroot system"
   cp /etc/debootstrap/config $MNTPOINT/etc/debootstrap/
   cp /etc/debootstrap/packages $MNTPOINT/etc/debootstrap/packages
 
+  # make sure we can access network [relevant for cdebootstrap]
+  [ -f "$MNTPOINT/etc/resolv.conf" ] || cp /etc/resolv.conf $MNTPOINT/etc/resolv.conf
+
+  # setup default locales
+  [ -n "$LOCALES" ] && cp /etc/debootstrap/locale.gen  $MNTPOINT/etc/locale.gen
+
   # copy any existing existing files to chroot
   [ -d /etc/debootstrap/boot  ] && cp -a /etc/debootstrap/boot/*  $MNTPOINT/boot/
   [ -d /etc/debootstrap/etc   ] && cp -a /etc/debootstrap/etc/*   $MNTPOINT/etc/
@@ -92,9 +158,24 @@ einfo "Executing chroot-script now"
 chroot $MNTPOINT /bin/chroot-script
 eend $?
 
-einfo "Unmount $MNTPOINT"
-umount $MNTPOINT
-eend $?
+# einfo "Removing chroot-script"
+# rm -f  $MNTPOINT/bin/chroot-script
+# rm -rf $MNTPOINT/etc/debootstrap/
+# eend $?
+
+if [ -z "$GRUB" -o -z "$GROOT" ] ; then
+   echo "Notice: \$GRUB or \$GROOT not defined, will not install grub therefor."
+else
+   einfo "Installing grub on ${GRUB}:"
+   grub-install --root-directory="$MNTPOINT" "(${GRUB})"
+   eend $?
+fi
+
+if [ -n "$PARTITION" ] ; then
+   einfo "Unmount $MNTPOINT"
+   umount $MNTPOINT
+   eend $?
+fi
 
 if [ "$FSCK" = 'yes' ] ; then
    [ -n "$FSCKTOOL" ] || FSCKTOOL="fsck.${MKFS#mkfs.}"