Do not copy `packages` file if --nopackages option is present

[grml-debootstrap.git] / grml-debootstrap

diff --git a/grml-debootstrap b/grml-debootstrap
index 9b8c47d..5604849 100755 (executable)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -116,10 +116,12 @@ Bootstrap options:
 
 Options for Virtual Machine deployment:
 
-      --vm               Set up a Virtual Machine, instead of plainly installing
-                         to a partition or directory, to be combined with --target,
-                         like: --vm --target /dev/mapper/your-vm-disk
-      --vmfile           Like --vm, but install into a file (raw format).
+      --vm               Set up a Virtual Machine on an existing block device
+                         instead of plainly installing to a partition or
+                         directory. Needs to be combined with --target.
+                         Example: --vm --target /dev/mapper/your-vm-disk
+      --vmfile           Like --vm, but install into a regular file (created by
+                         'qemu-img create -f raw ...') instead.
                          Example: --vmfile --target /mnt/sda1/qemu.img
       --vmsize <size>    Use specified size for size of VM file (default: 2G).
                          Syntax as supported by qemu-img, like: --vmsize 3G
@@ -144,6 +146,8 @@ Configuration options:
       --grmlrepos          Enable Grml's Debian repository (deb.grml.org).
       --backportrepos      Enable Debian's backports repository (backports.debian.org).
       --keep_src_list      Do not overwrite user provided apt sources.list.
+      --contrib            Enable 'contrib' in COMPONENTS (defaults to 'main' only).
+      --non-free           Enable non-free in COMPONENTS (defaults to 'main' only).
       --hostname <name>    Hostname of Debian system.
       --nopassword         Do not prompt for the root password.
       --password <pwd>     Use specified password as password for user root.
@@ -394,6 +398,11 @@ fi
 [ "$_opt_verbose" ]             && VERBOSE="-v"
 [ "$_opt_debug" ]               && DEBUG="true"
 
+# make sure main is always included
+[ -z "$COMPONENTS" ]            && COMPONENTS="main"
+[ "$_opt_contrib" ]             && COMPONENTS="$COMPONENTS contrib"
+[ "$_opt_non_free" ]            && COMPONENTS="$COMPONENTS non-free"
+
 if [ "$DEBUG" = "true" ] ; then
   set -x
 fi
@@ -988,10 +997,19 @@ mkfs() {
 
     # make sure /dev/disk/by-uuid/... is up2date, otherwise grub
     # will fail to detect the uuid in the chroot
-    if echo "$TARGET" | grep -q "/dev/md" ; then
+    if [ -n "$VIRTUAL" ] ; then
+      einfo "Virtual environment doesn't require blockdev --rereadpt, skipping therefore"
+    elif echo "$TARGET" | grep -q "/dev/md" ; then
       blockdev --rereadpt "${TARGET}"
-    elif ! [ -n "$VIRTUAL" ] ; then
-      blockdev --rereadpt "${TARGET%%[0-9]*}"
+    else
+      # if we deploy to /dev/sdX# then let's see if /dev/sdX exists
+      local main_device="${TARGET%%[0-9]*}"
+      # sanity check to not try to e.g. access /dev/loop if we get /dev/loop0
+      if [ -f "/sys/block/$(basename ${main_device})/$(basename ${TARGET})/dev" ] ; then
+        blockdev --rereadpt "$main_device"
+      else
+        einfo "No underlying block device for $TARGET identified, skipping blockdev --rereadpt."
+      fi
     fi
     # give the system 2 seconds, otherwise we might run into
     # race conditions :-/
@@ -1105,8 +1123,6 @@ prepare_vm() {
   LOOP_PART="$(echo "${DEVINFO##add map }" | sed 's/ .*//')" # 'loop1p1'
   export TARGET="/dev/mapper/$LOOP_PART" # '/dev/mapper/loop1p1'
 
-  blockdev --rereadpt "${LOOP}"
-
   if [ -z "$TARGET" ] ; then
      eerror "Error: target could not be set to according /dev/mapper/* device." ; eend 1
      bailout 1
@@ -1160,6 +1176,14 @@ fi
   chroot "${MNTPOINT}" update-grub
 
   case "$RELEASE" in
+    jessie)
+      einfo "Applying workaround for GRUB font path bug in jessie (Debian #787685)."
+      mkdir -p "${MNTPOINT}/boot/grub/fonts/"
+      cp "${MNTPOINT}/usr/share/grub/unicode.pf2" "${MNTPOINT}/boot/grub/fonts/"
+      ;;
+  esac
+
+  case "$RELEASE" in
     lenny|squeeze|wheezy)
       einfo "Adjusting grub.cfg for successful boot sequence."
       sed -i "s;root=[^ ]\+;root=UUID=$TARGET_UUID;" "${MNTPOINT}"/boot/grub/grub.cfg
@@ -1228,6 +1252,7 @@ preparechroot() {
   [ -n "$ARCH" ]                && echo "ARCH='$(sed "s,','\\\\'',g" <<<"${ARCH}")'"                               >> "$CHROOT_VARIABLES"
   [ -n "$BACKPORTREPOS" ]       && echo "BACKPORTREPOS='$(sed "s,','\\\\'',g" <<<"${BACKPORTREPOS}")'"             >> "$CHROOT_VARIABLES"
   [ -n "$CHROOT_SCRIPTS" ]      && echo "CHROOT_SCRIPTS='$(sed "s,','\\\\'',g" <<<"${CHROOT_SCRIPTS}")'"           >> "$CHROOT_VARIABLES"
+  [ -n "$COMPONENTS" ]          && echo "COMPONENTS='$(sed "s,','\\\\'',g" <<<"${COMPONENTS}")'"                   >> "$CHROOT_VARIABLES"
   [ -n "$CONFFILES" ]           && echo "CONFFILES='$(sed "s,','\\\\'',g" <<<"${CONFFILES}")'"                     >> "$CHROOT_VARIABLES"
   [ -n "$DEBCONF" ]             && echo "DEBCONF='$(sed "s,','\\\\'',g" <<<"${DEBCONF}")'"                         >> "$CHROOT_VARIABLES"
   [ -n "$DEBIAN_FRONTEND" ]     && echo "DEBIAN_FRONTEND='$(sed "s,','\\\\'',g" <<<"${DEBIAN_FRONTEND}")'"         >> "$CHROOT_VARIABLES"
@@ -1283,8 +1308,10 @@ preparechroot() {
   fi
 
   # package selection:
-  cp $VERBOSE "${_opt_packages:-$CONFFILES/packages}" \
-    "${MNTPOINT}"/etc/debootstrap/packages
+  if [ "$PACKAGES" = 'yes' ] ; then
+    cp $VERBOSE "${_opt_packages:-$CONFFILES/packages}" \
+      "${MNTPOINT}"/etc/debootstrap/packages
+  fi
 
   # debconf preseeding:
   _opt_debconf=${_opt_debconf:-$CONFFILES/debconf-selections}