Jérémy Lecour
83e8a3d75a
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84 lines
2.5 KiB
Bash
84 lines
2.5 KiB
Bash
#!/bin/sh
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# Repository: https://gitea.evolix.org/evolix/maj.sh/
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# fork by reg from /etc/kernel/postinst.d/apt-auto-removal script
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VERSION="21.06.3"
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set -e
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# shellcheck disable=SC2046
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eval $(apt-config shell DPKG Dir::bin::dpkg/f)
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DPKG="${DPKG:-/usr/bin/dpkg}"
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# Detect which one of apt/aptitude we should use.
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# shellcheck disable=SC2120
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get_apt_binary() {
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root="${1:-}"
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# apt could be a Java binary...
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if [ -x "${root}/usr/bin/apt" ] && ! ${root}/usr/bin/apt --version 2>&1 | grep -q "javac"; then
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echo "apt"
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elif [ -x "${root}/usr/bin/aptitude" ]; then
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echo "aptitude"
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# Usually in containers
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else
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echo "apt-get"
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fi
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}
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listupgrade_state_dir="${listupgrade_state_dir:-/var/lib/listupgrade}"
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APT=$(get_apt_binary)
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list="$("${DPKG}" -l | awk '/^[ih][^nc][ ]+(linux|kfreebsd|gnumach)-image-[0-9]+\./ && $2 !~ /-dbg(:.*)?$/ && $2 !~ /-dbgsym(:.*)?$/ { print $2,$3; }' \
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| sed -e 's#^\(linux\|kfreebsd\|gnumach\)-image-##' -e 's#:[^:]\+ # #')"
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debverlist="$(echo "${list}" | cut -d' ' -f 2 | sort --unique --reverse --version-sort)"
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if [ -n "$1" ]; then
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installed_version="$(echo "$list" | awk "\$1 == \"$1\" { print \$2;exit; }")"
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fi
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unamer="$(uname -r | tr '[:upper:]' '[:lower:]')"
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if [ -n "${unamer}" ]; then
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running_version="$(echo "${list}" | awk "\$1 == \"${unamer}\" { print \$2;exit; }")"
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fi
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# ignore the currently running version if attempting a reproducible build
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if [ -n "${SOURCE_DATE_EPOCH}" ]; then
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unamer=""
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running_version=""
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fi
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latest_version="$(echo "${debverlist}" | sed -n 1p)"
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previous_version="$(echo "${debverlist}" | sed -n 2p)"
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debkernels="$(echo "${latest_version}
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${installed_version}
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${running_version}" | sort -u | sed -e '/^$/ d')"
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kernels="$( (echo "$1
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${unamer}"; for deb in ${debkernels}; do echo "${list}" | awk "\$2 == \"${deb}\" { print \$1; }"; done; ) \
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| sed -e 's#\([\.\+]\)#\\\1#g' -e '/^$/ d' | sort -u|tr '\n' '|' | sed -e 's/|$//')"
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echo "
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List of installed kernel packages:
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$list
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# Running kernel: ${running_version:-ignored} (${unamer:-ignored})
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# Last kernel: ${latest_version}
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# Previous kernel: ${previous_version}
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# Kernel versions list to keep:
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${debkernels}
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# Kernel packages (version part) to protect:
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${kernels}
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"
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echo "BEFORE"
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dpkg -l | grep linux-image
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dpkg --get-selections | tr '\t' ' ' | cut -d" " -f1 | grep '^linux-image-[234]' | grep -v -E "(${kernels})" | xargs --no-run-if-empty ${APT} -o Dir::State::Lists="${listupgrade_state_dir}" -y purge
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echo "
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AFTER"
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dpkg -l | grep linux-image
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echo ""
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