#!/bin/sh

set -e

# fixup /var/crash permissions (#449739)
if [ "$1" = configure ] && dpkg --compare-versions "$2" le-nl "0.89"; then
    if [ -d /var/crash ] && [ "$(stat -L -c '%a' /var/crash)" = "755" ]; then
        chmod 1777 /var/crash
    fi
fi

# Remove stamp files and permanent failures that may have been created incorrectly. (LP: #1621629)
STAMPDIR=/var/lib/update-notifier/package-data-downloads/
if [ "$1" = configure ] && dpkg --compare-versions "$2" le-nl "3.168.2"; then
    for trigger in $(ls /usr/share/package-data-downloads); do
        if [ -e $STAMPDIR/$trigger ]; then
            rm $STAMPDIR/$trigger
        fi
        if [ -e $STAMPDIR/$trigger.permanent-failure ]; then
            rm $STAMPDIR/$trigger.permanent-failure
        fi
    done
fi

if [ "$1" = triggered ]; then
	for trigger in $2; do
		case $trigger in
			/usr/share/package-data-downloads)
				/usr/lib/update-notifier/package-data-downloader
				;;
		esac
	done
	exit 0
fi

# Ensure permissions are correct, otherwise downloading sandboxing fails
chown -R _apt:root /var/lib/update-notifier/package-data-downloads/partial/
chmod 700 /var/lib/update-notifier/package-data-downloads/partial/

# Run this when configuring as well, since we may not be triggered at all
# depending on package unpack order.
/usr/lib/update-notifier/package-data-downloader

# Remove update-motd cpu-checker script
dpkg-maintscript-helper rm_conffile /etc/update-motd.d/20-cpu-checker \
        0.110.1ubuntu1 -- "$@"