diff options
| -rw-r--r-- | debian/apt.auto-removal.sh | 67 | ||||
| -rw-r--r-- | debian/apt.conf.autoremove | 3 | ||||
| -rw-r--r-- | debian/apt.dirs | 1 | ||||
| -rw-r--r-- | debian/changelog | 10 | ||||
| -rwxr-xr-x | debian/rules | 2 |
5 files changed, 80 insertions, 3 deletions
diff --git a/debian/apt.auto-removal.sh b/debian/apt.auto-removal.sh new file mode 100644 index 000000000..8f6fc2efc --- /dev/null +++ b/debian/apt.auto-removal.sh @@ -0,0 +1,67 @@ +#!/bin/sh + +set -e + +# Author: Steve Langasek <steve.langasek@canonical.com> +# +# Mark as not-for-autoremoval those kernel packages that are: +# - the currently booted version +# - the kernel version we've been called for +# - the latest kernel version (determined using rules copied from the grub +# package for deciding which kernel to boot) +# In the common case, this results in exactly two kernels saved, but it can +# result in three kernels being saved. It's better to err on the side of +# saving too many kernels than saving too few. +# +# We generate this list and save it to /etc/apt/apt.conf.d instead of marking +# packages in the database because this runs from a postinst script, and apt +# will overwrite the db when it exits. + +config_file=/etc/apt/apt.conf.d/01autoremove-kernels + +installed_version="$1" +running_version="$(uname -r)" + + +version_test_gt () +{ + local version_test_gt_sedexp="s/[._-]\(pre\|rc\|test\|git\|old\|trunk\)/~\1/g" + local version_a="`echo "$1" | sed -e "$version_test_gt_sedexp"`" + local version_b="`echo "$2" | sed -e "$version_test_gt_sedexp"`" + dpkg --compare-versions "$version_a" gt "$version_b" + return "$?" +} + +list=$(dpkg -l 'linux-image-[0-9]*'|awk '/^ii/ { print $2 }' | sed -e's/linux-image-//') + +latest_version="" +for i in $list; do + if version_test_gt "$i" "$latest_version"; then + latest_version="$i" + fi +done + +kernels=$(sort -u <<EOF +$latest_version +$installed_version +$running_version +EOF +) + +cat > "$config_file".dpkg-new <<EOF +# File autogenerated by $0, do not edit +APT +{ + NeverAutoRemove + { +EOF +for kernel in $kernels; do + echo " \"^linux-image-$kernel.*\";" >> "$config_file".dpkg-new + echo " \"^linux-image-extra-$kernel.*\";" >> "$config_file".dpkg-new + echo " \"^linux-signed-image-$kernel.*\";" >> "$config_file".dpkg-new +done +cat >> "$config_file".dpkg-new <<EOF + }; +}; +EOF +mv "$config_file".dpkg-new "$config_file" diff --git a/debian/apt.conf.autoremove b/debian/apt.conf.autoremove index c7ad51e66..9684c9c7d 100644 --- a/debian/apt.conf.autoremove +++ b/debian/apt.conf.autoremove @@ -4,10 +4,7 @@ APT { "^firmware-linux.*"; "^linux-firmware$"; - "^linux-image.*"; "^kfreebsd-image.*"; - "^linux-restricted-modules.*"; - "^linux-ubuntu-modules-.*"; "^gnumach$"; "^gnumach-image.*"; }; diff --git a/debian/apt.dirs b/debian/apt.dirs index f9c0b6c3e..6d492a30f 100644 --- a/debian/apt.dirs +++ b/debian/apt.dirs @@ -7,6 +7,7 @@ etc/apt/apt.conf.d etc/apt/preferences.d etc/apt/sources.list.d etc/apt/trusted.gpg.d +etc/kernel/postinst.d etc/logrotate.d var/cache/apt/archives/partial var/lib/apt/lists/partial diff --git a/debian/changelog b/debian/changelog index cb47dd456..d196bb136 100644 --- a/debian/changelog +++ b/debian/changelog @@ -6,6 +6,16 @@ apt (0.9.9.1) UNRELEASED; urgency=low * apt-pkg/packagemanager.cc: - increate APT::pkgPackageManager::MaxLoopCount to 5000 + [ Steve Langasek ] + * debian/apt.conf.autoremove: don't include linux-image*, + linux-restricted-modules*, and linux-ubuntu-modules* packages in the + list to never be autoremoved. + * debian/apt.auto-removal.sh, debian/rules, debian/apt.dirs: install new + script to /etc/kernel/postinst.d/ which ensures we only automatically + keep the currently-running kernel, the being-installed kernel, and the + newest kernel, so we don't fill /boot up with an unlimited number of + kernels. LP: #923876. + -- Michael Vogt <michael.vogt@ubuntu.com> Fri, 05 Jul 2013 16:39:34 +0200 apt (0.9.9) unstable; urgency=low diff --git a/debian/rules b/debian/rules index 02fed44d5..3979bd810 100755 --- a/debian/rules +++ b/debian/rules @@ -183,6 +183,8 @@ apt: build build-manpages # apt install # cp debian/apt.conf.autoremove debian/$@/etc/apt/apt.conf.d/01autoremove + cp debian/apt.auto-removal.sh debian/$@/etc/kernel/postinst.d/apt-auto-removal + chmod 755 debian/$@/etc/kernel/postinst.d/apt-auto-removal # make rosetta happy and remove pot files in po/ (but leave stuff # in po/domains/* untouched) and cp *.po into each domain dir |