File: munin.postinst

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munin 2.999.14-1
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#! /bin/bash

set -e

ensure_usergroup() {

    if ! getent passwd munin >/dev/null; then
        adduser --system \
                --group \
                --no-create-home \
                --home /var/lib/munin \
                munin
    fi

    if ! getent passwd munin-httpd >/dev/null; then
        adduser --system \
                --ingroup munin \
                --no-create-home \
                --home /nonexistent \
                munin-httpd
    fi
}

migration_remove_munin_2x_files() {
    find /var/log/munin -name 'munin-cgi-graph.log*' -delete
    find /var/log/munin -name 'munin-cgi-html.log*' -delete
    rm -rf /var/cache/munin/www
}

case "$1" in
    configure)
        ensure_usergroup
        install -o munin -g munin -m 0755 -d /var/lib/munin
        install -o munin -g munin -m 0755 -d /var/spool/munin/update
        if dpkg --compare-versions "$2" le "2.1.999-1~" ; then
            migration_remove_munin_2x_files
        fi
        ;;
    abort-upgrade|abort-deconfigure|abort-remove)
        :
        ;;
    *)
        echo "Called with unknown argument $1, bailing out."
        exit 1
        ;;
esac

#DEBHELPER#