X-Git-Url: https://git.grml.org/?p=grml-debootstrap.git;a=blobdiff_plain;f=chroot-script;h=28684ddb9a7a670a947196a6257f10bddeda14c3;hp=89f0f8d14855ad633bb52f8efd68a7ee464189d9;hb=2ef61aac8e83be7d8a53cf6914ce3c29004c2143;hpb=010a354042db32706c74ee821cbcf8233b1471e5

diff --git a/chroot-script b/chroot-script
index 89f0f8d..28684dd 100755
--- a/chroot-script
+++ b/chroot-script
@@ -55,9 +55,9 @@ stage() {
 askpass() {
   # read -s emulation for dash. result is in $resp.
   set -o noglob
-  stty -echo
+  [ -t 0 ] && stty -echo
   read resp
-  stty echo
+  [ -t 0 ] && stty echo
   set +o noglob
 }
 # }}}
@@ -165,6 +165,32 @@ EOF
 }
 # }}}
 
+# check available backports release version {{{
+checkbackports() {
+  wget -q -O/dev/null http://backports.debian.org/debian-backports/dists/${1}-backports/Release
+}
+# }}}
+
+# feature to provide Debian backports repos {{{
+backportrepos() {
+    if [ -n "$BACKPORTREPOS" ] ; then
+        if ! checkbackports $RELEASE ; then
+            echo "Backports for ${RELEASE} are not available." >&2
+            exit 1
+        else
+            # user might have provided their own apt sources.list
+            if ! grep -q backports /etc/apt/sources.list.d/backports.list 2>/dev/null ; then
+                cat >> /etc/apt/sources.list.d/backports.list << EOF
+# debian backports: ${RELEASE}-backports repository:
+deb     http://backports.debian.org/debian-backports ${RELEASE}-backports main
+deb-src http://backports.debian.org/debian-backports ${RELEASE}-backports main
+EOF
+            fi
+        fi
+    fi
+}
+# }}}
+
 # set up kernel-img.conf {{{
 kernelimg_conf() {
   if ! [ -r /etc/kernel-img.conf ] ; then
@@ -249,22 +275,50 @@ extrapackages() {
 }
 # }}}
 
-# install kernel packages {{{
-kernel() {
+# check if the specified Debian package exists
+package_exists() {
+  output=$(apt-cache show "$1" 2>/dev/null)
+  [ -n "$output" ]
+  return $?
+}
+
+
+# determine the kernel version postfix
+get_kernel_version() {
   # do not override $KERNEL if set via config file
-  if [ -z "$KERNEL" ] ; then
-     if [ "$ARCH" = 'i386' ] ; then
-        KERNEL='2.6-686'
-     elif [ "$ARCH" = 'amd64' ] ; then
-        KERNEL='2.6-amd64'
-     fi
+  if [ -n "$KERNEL" ] ; then
+    echo "$KERNEL"
+    return 0
   fi
 
-  if [ -n "$KERNEL" ] ; then
-     $APTUPDATE
+  case $ARCH in
+    i386)   KARCH=686   ;;
+    amd64)  KARCH=amd64 ;;
+    *)
+      echo "Only i386 and amd64 are currently supported" >&2
+      return 1
+  esac
+
+  for KPREFIX in "" "2.6-" ; do  # iterate through the kernel prefixes,
+                                 # currently "" and "2.6-"
+    if package_exists linux-image-${KPREFIX}${KARCH} ; then
+      echo ${KPREFIX}${KARCH}
+      return 0
+    fi
+
+  done
+}
+
+# install kernel packages {{{
+kernel() {
+  $APTUPDATE
+  KVER=$(get_kernel_version)
+  if [ -n "$KVER" ] ; then
      # note: install busybox to be able to debug initramfs
-     KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL busybox firmware-linux"
+     KERNELPACKAGES="linux-image-$KVER linux-headers-$KVER busybox firmware-linux-free firmware-linux"
      DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
+  else
+     echo "Warning: Could not find a kernel for your system. Your system won't be able to boot itself!"
   fi
 }
 # }}}
@@ -374,6 +428,20 @@ EOF
 }
 # }}}
 
+# set default locales {{{
+default_locales() {
+  if [ -n "$DEFAULT_LOCALES" ] ; then
+    if ! [ -x /usr/sbin/update-locale ] ; then
+      echo "Warning: update-locale executable not available (no locales package installed?)"
+      echo "Ignoring request to run update-locale for $DEFAULT_LOCALES therefore"
+      return 0
+    fi
+
+    /usr/sbin/update-locale LANG="$DEFAULT_LOCALES"
+  fi
+}
+# }}}
+
 # adjust timezone {{{
 timezone() {
   if [ -n "$TIMEZONE" ] ; then
@@ -552,9 +620,9 @@ trap signal_handler HUP INT QUIT TERM
  # always execute install_policy_rcd
  install_policy_rcd
 
- for i in chrootmirror grmlrepos kernelimg_conf \
+ for i in chrootmirror grmlrepos backportrepos kernelimg_conf \
      kernel packages extrapackages  reconfigure hosts interfaces \
-     timezone fstab hostname initrd grub_install passwords        \
+     default_locales timezone fstab hostname initrd grub_install passwords \
      custom_scripts upgrade_system remove_apt_cache services \
      remove_chrootmirror; do
      if stage $i ; then