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Remove enable/disable from kpatch script

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The extra steps aren't justified right now and make the patch
application and management processes more convoluted.

Signed-off-by: Seth Jennings <sjenning@redhat.com>
This commit is contained in:
Seth Jennings 2014-03-31 11:48:34 -05:00
parent 3e08618447
commit 022e42bc1b
1 changed files with 6 additions and 31 deletions
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37
kpatch/kpatch
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@ -29,7 +29,6 @@
KERNELRELEASE="$(uname -r)" KERNELRELEASE="$(uname -r)"
SYSDIR="/usr/lib/kpatch/$KERNELRELEASE" SYSDIR="/usr/lib/kpatch/$KERNELRELEASE"
USERDIR="/var/lib/kpatch/$KERNELRELEASE" USERDIR="/var/lib/kpatch/$KERNELRELEASE"
ENABLEDDIR="$USERDIR/enabled"
usage () { usage () {
echo "usage: kpatch <command> [<args>]" >&2 echo "usage: kpatch <command> [<args>]" >&2
@ -38,12 +37,10 @@ usage () {
printf ' %-20s %s\n' "install <file>" "install hotpatch module to the kpatch DB" >&2 printf ' %-20s %s\n' "install <file>" "install hotpatch module to the kpatch DB" >&2
printf ' %-20s %s\n' "uninstall <hotpatch>" "uninstall hotpatch module from the kpatch DB" >&2 printf ' %-20s %s\n' "uninstall <hotpatch>" "uninstall hotpatch module from the kpatch DB" >&2
echo >&2 echo >&2
printf ' %-20s %s\n' "apply --all" "apply all enabled hotpatch modules to the running kernel" >&2 printf ' %-20s %s\n' "apply --all" "apply all installed hotpatch modules to the running kernel" >&2
printf ' %-20s %s\n' "apply <hotpatch>" "apply installed hotpatch module to the running kernel" >&2 printf ' %-20s %s\n' "apply <hotpatch>" "apply installed hotpatch module to the running kernel" >&2
printf ' %-20s %s\n' "remove <hotpatch>" "remove hotpatch module from the running kernel" >&2 printf ' %-20s %s\n' "remove <hotpatch>" "remove hotpatch module from the running kernel" >&2
echo >&2 echo >&2
printf ' %-20s %s\n' "enable <hotpatch>" "automatically apply hotpatch module during boot" >&2
printf ' %-20s %s\n' "disable <hotpatch>" "don't automatically apply hotpatch module during boot" >&2
echo >&2 echo >&2
printf ' %-20s %s\n' "info <hotpatch>" "show information about an installed hotpatch module" >&2 printf ' %-20s %s\n' "info <hotpatch>" "show information about an installed hotpatch module" >&2
echo >&2 echo >&2
@ -83,10 +80,6 @@ unload_module () {
/usr/sbin/rmmod "$(basename $1)" /usr/sbin/rmmod "$(basename $1)"
} }
module_enabled() {
[[ -e "$ENABLEDDIR/$(basename $1)" ]]
}
echo_patch_name() { echo_patch_name() {
NAME="$(basename $1)" NAME="$(basename $1)"
echo $NAME echo $NAME
@ -95,28 +88,15 @@ echo_patch_name() {
unset MODULE unset MODULE
[[ "$#" -gt 2 ]] || [[ "$#" -lt 1 ]] && usage [[ "$#" -gt 2 ]] || [[ "$#" -lt 1 ]] && usage
case "$1" in case "$1" in
"enable")
[[ "$#" -ne 2 ]] && usage
PATCH="$2"
find_module "$PATCH" || die "$PATCH is not installed"
module_enabled $MODULE && die "$PATCH is already enabled"
mkdir -p $ENABLEDDIR
ln -s "$MODULE" "$ENABLEDDIR" || die "failed to enable patch $PATCH"
;;
"disable")
[[ "$#" -ne 2 ]] && usage
PATCH="$2"
find_module "$PATCH" || die "$PATCH is not installed"
module_enabled $MODULE || die "$PATCH is already disabled"
rm -f "$ENABLEDDIR/$(basename $MODULE)" || die "failed to disable patch $PATCH"
;;
"apply") "apply")
[[ "$#" -ne 2 ]] && usage [[ "$#" -ne 2 ]] && usage
case "$2" in case "$2" in
"--all") "--all")
for i in "$ENABLEDDIR"/*.ko; do for i in "$SYSDIR"/*.ko; do
[[ -e "$i" ]] || continue
load_module "$i" || die "failed to load module $i"
done
for i in "$USERDIR"/*.ko; do
[[ -e "$i" ]] || continue [[ -e "$i" ]] || continue
load_module "$i" || die "failed to load module $i" load_module "$i" || die "failed to load module $i"
done done
@ -166,11 +146,6 @@ case "$1" in
echo_patch_name $i echo_patch_name $i
done done
echo "" echo ""
echo "Enabled patches:"
for i in "$ENABLEDDIR"/*.ko; do
[[ -e "$i" ]] || continue
echo_patch_name $i
done
;; ;;
"info") "info")