51 lines
1.5 KiB
Bash
Executable File
51 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
[ -f /etc/gentoo-upgrade.conf ] && source /etc/gentoo-upgrade.conf
|
|
|
|
NICE_CMD="nice -n 19 ionice -c2"
|
|
|
|
REVISION=`kernel-config list | grep \*$ | cut -d" " -f6 | cut -d- -f2-8`
|
|
[ "" == "$REVISION" ] && echo "No appropriate kernel revision found ;-(" && exit -1
|
|
|
|
UNAME=`uname -r`
|
|
echo UNAME=$UNAME
|
|
|
|
SOURCES=linux-$REVISION
|
|
[ "" == "$SOURCES" ] && echo "No appropriate kernel sources found ;-(" && exit -1
|
|
|
|
# remounting file systems ro->rw
|
|
for fs in $RW_REMOUNT; do
|
|
if [[ "$fs" =~ ^/+usr/*$ || "$fs" =~ ^/+boot/*$ ]]; then
|
|
echo "remounting $fs -> rw"
|
|
mount -o remount,rw $fs
|
|
[ 0 -ne $? ] && echo "mount -o remount,rw $fs failed ;-( =======" && exit -1
|
|
fi
|
|
done
|
|
|
|
# rm old modules
|
|
echo REVISION=$REVISION
|
|
cd /lib/modules && $NICE_CMD rm -rf `ls --color=never | grep -vE "^$REVISION$|^$UNAME$" | sort -V | head -n-1`
|
|
|
|
# rm old kernel revisions
|
|
mount -o remount,rw /boot
|
|
cd /boot
|
|
for f in System.map config vmlinuz kernel-genkernel initramfs; do
|
|
rm -f `ls --color=never $f-* 2>/dev/null | grep -vE "$REVISION$|$REVISION.img$|$UNAME$|$UNAME.img$" | sort -V | head -n-1`
|
|
done
|
|
mount -o remount,ro -force /boot
|
|
|
|
# rm old sources
|
|
cd /usr/src && $NICE_CMD rm -rf `find -maxdepth 1 -name "linux-*" -type d | grep -v "$SOURCES$"`
|
|
|
|
# remounting file systems rw->ro
|
|
for fs in $RO_REMOUNT; do
|
|
if [[ "$fs" =~ ^/+usr/*$ || "$fs" =~ ^/+boot/*$ ]]; then
|
|
echo "remounting $fs -> ro"
|
|
mount -o remount,ro -force $fs
|
|
[ 0 -ne $? ] && echo "mount -o remount,ro -force $fs failed ;-( =======" && exit -1
|
|
fi
|
|
done
|
|
|
|
exit 0
|
|
|