From 96f48da50cdc049c635cca8466b38084a3de0f48 Mon Sep 17 00:00:00 2001

From: Harald Hoyer <harald@redhat.com>

Date: Tue, 17 Sep 2013 12:23:20 -0500

Subject: [PATCH] Add option to turn on/off prelinking

--prelink, --noprelink

do_prelink=[yes|no]

---

 dracut.8.asc      |  6 ++++++

 dracut.conf.5.asc |  3 +++

 dracut.sh         | 34 ++++++++++++++++++++++------------

 3 files changed, 31 insertions(+), 12 deletions(-)

diff --git a/dracut.8.asc b/dracut.8.asc

index ee9d8de..76fc75c 100644

--- a/dracut.8.asc

+++ b/dracut.8.asc

@@ -269,6 +269,12 @@ example:

 **--nostrip**::

     do not strip binaries in the initramfs

+**--prelink**::

+    prelink binaries in the initramfs (default)

+

+**--noprelink**::

+    do not prelink binaries in the initramfs

+

 **--hardlink**::

     hardlink files in the initramfs (default)

diff --git a/dracut.conf.5.asc b/dracut.conf.5.asc

index a32516c..63991d4 100644

--- a/dracut.conf.5.asc

+++ b/dracut.conf.5.asc

@@ -67,6 +67,9 @@ Configuration files must have the extension .conf; other extensions are ignored.

 *do_strip=*"__{yes|no}__"::

     Strip binaries in the initramfs (default=yes)

+*do_prelink=*"__{yes|no}__"::

+    Prelink binaries in the initramfs (default=yes)

+

 *hostonly=*"__{yes|no}__"::

     Host-Only mode: Install only what is needed for booting the local host

     instead of a generic host and generate host-specific configuration.

diff --git a/dracut.sh b/dracut.sh

index 196b3ad..177e66d 100755

--- a/dracut.sh

+++ b/dracut.sh

@@ -97,6 +97,8 @@ Creates initial ramdisk images for preloading modules

   --kernel-cmdline [PARAMETERS] Specify default kernel command line parameters

   --strip               Strip binaries in the initramfs

   --nostrip             Do not strip binaries in the initramfs

+  --prelink             Prelink binaries in the initramfs

+  --noprelink           Do not prelink binaries in the initramfs

   --hardlink            Hardlink files in the initramfs

   --nohardlink          Do not hardlink files in the initramfs

   --prefix [DIR]        Prefix initramfs files with [DIR]

@@ -315,6 +317,8 @@ TEMP=$(unset POSIXLY_CORRECT; getopt \

     --long kernel-cmdline: \

     --long strip \

     --long nostrip \

+    --long prelink \

+    --long noprelink \

     --long hardlink \

     --long nohardlink \

     --long noprefix \

@@ -394,6 +398,8 @@ while :; do

         --no-early-microcode) early_microcode_l="no";;

         --strip)       do_strip_l="yes";;

         --nostrip)     do_strip_l="no";;

+        --prelink)     do_prelink_l="yes";;

+        --noprelink)   do_prelink_l="no";;

         --hardlink)    do_hardlink_l="yes";;

         --nohardlink)  do_hardlink_l="no";;

         --noprefix)    prefix_l="/";;

@@ -651,6 +657,8 @@ stdloglvl=$((stdloglvl + verbosity_mod_l))

 [[ $drivers_dir_l ]] && drivers_dir=$drivers_dir_l

 [[ $do_strip_l ]] && do_strip=$do_strip_l

 [[ $do_strip ]] || do_strip=yes

+[[ $do_prelink_l ]] && do_prelink=$do_prelink_l

+[[ $do_prelink ]] || do_prelink=yes

 [[ $do_hardlink_l ]] && do_hardlink=$do_hardlink_l

 [[ $do_hardlink ]] || do_hardlink=yes

 [[ $prefix_l ]] && prefix=$prefix_l

@@ -1251,18 +1259,20 @@ if [[ $kernel_only != yes ]]; then

     fi

 fi

-PRELINK_BIN="$(command -v prelink)"

-if [[ $UID = 0 ]] && [[ $PRELINK_BIN ]]; then

-    if [[ $DRACUT_FIPS_MODE ]]; then

-        dinfo "*** Installing prelink files ***"

-        inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf /etc/prelink.cache

-    else

-        dinfo "*** Pre-linking files ***"

-        inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf

-        chroot "$initdir" "$PRELINK_BIN" -a

-        rm -f -- "$initdir/$PRELINK_BIN"

-        rm -fr -- "$initdir"/etc/prelink.*

-        dinfo "*** Pre-linking files done ***"

+if [[ $do_prelink == yes ]]; then

+    PRELINK_BIN="$(command -v prelink)"

+    if [[ $UID = 0 ]] && [[ $PRELINK_BIN ]]; then

+        if [[ $DRACUT_FIPS_MODE ]]; then

+            dinfo "*** Installing prelink files ***"

+            inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf /etc/prelink.cache

+        else

+            dinfo "*** Pre-linking files ***"

+            inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf

+            chroot "$initdir" "$PRELINK_BIN" -a

+            rm -f -- "$initdir/$PRELINK_BIN"

+            rm -fr -- "$initdir"/etc/prelink.*

+            dinfo "*** Pre-linking files done ***"

+        fi

     fi

 fi