87 lines
2.3 KiB
Plaintext
87 lines
2.3 KiB
Plaintext
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#!/bin/bash
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# Avoid unnecessary reboots: don't notify if an updated package is
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# - not currently running (e.g. alternative kernel)
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# - not in use (e.g. alternative driver)
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## Colors ----------------------------
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# Reset
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Color_Off='\033[0m' # Text Reset
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# Regular Colors
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Black='\033[0;30m' Red='\033[0;31m' Green='\033[0;32m' Yellow='\033[0;33m'
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Blue='\033[0;34m' Purple='\033[0;35m' Cyan='\033[0;36m' White='\033[0;37m'
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# Bold
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BBlack='\033[1;30m' BRed='\033[1;31m' BGreen='\033[1;32m' BYellow='\033[1;33m'
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BBlue='\033[1;34m' BPurple='\033[1;35m' BCyan='\033[1;36m' BWhite='\033[1;37m'
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## -----------------------------------
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_notify_reboot_required() {
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local xx
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for xx in "$DESKTOP_SESSION" "$XDG_CURRENT_DESKTOP"; do
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if [[ -n "$xx" ]]; then
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break
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fi
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done
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if [[ -n "$xx" ]]; then
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local user userid cmd
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for user in $(/usr/bin/users); do
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userid=$(/usr/bin/id -u $user)
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cmd=(DISPLAY=:0 DBUS_SESSION_ADDRESS=unix:path=/run/user/$userid/bus /usr/bin/notify-send)
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cmd+=(--icon=system-reboot --urgency=critical)
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cmd+=("\"Core system package upgraded, You need to reboot the machine.\"")
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/usr/bin/su $user -c "${cmd[*]}"
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done
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else
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# at TTY
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echo -e ${BRed}"\n[*] Core system package upgraded, You need to reboot the machine.\n"${Color_Off} >&2
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fi
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}
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RunningKernel() {
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cat /proc/cmdline | sed 's|.*/vmlinuz-\(linux[a-z0-9-]*\) .*|\1|'
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}
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main() {
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# targets from the hook (stdin) #
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local targets=$(tee /dev/null)
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local target
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local notify=no
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local runningKernel="$(RunningKernel)"
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for target in $targets; do
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case "$target" in
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linux | linux-lts | linux-zen | linux-hardened | linux-lts?? | linux-lts???)
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# Note: only official and older LTS kernels are checked.
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if [[ "$target" = "$runningKernel" ]] ; then
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notify=yes
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break
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fi
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;;
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btrfs-progs)
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if [[ -n "$(/usr/bin/df -hT | awk '{print $2}' | grep -w btrfs)" ]] ; then
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notify=yes
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break
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fi
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;;
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*)
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notify=yes
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break
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;;
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esac
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done
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if [[ "$notify" = "yes" ]]; then
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_notify_reboot_required
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unset -f _notify_reboot_required
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fi
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}
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main "$@"
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