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sysuser-helper
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Editing: sysuser-helper
#!/bin/sh set -eu exec >/dev/null # only errors should pass. command="${1}" ; shift case "${command}" in postinst) if ! getent passwd "$CONF_USERNAME" ; then emptydir=$(mktemp -d) # to inhibit /etc/skel set -- --system --shell /usr/sbin/nologin # Create a home directory for a system user, unless it is # /nonexistent, which must stay nonexistent. if [ "${CONF_HOME}" != '/nonexistent' ] ; then set -- "$@" --create-home --skel "${emptydir}" --home-dir "${CONF_HOME}" fi useradd "$@" "${CONF_USERNAME}" rmdir "${emptydir}" fi usermod "${CONF_USERNAME}" -c "Created by dh-sysuser for ${CONF_PACKAGE}" # If the user already has another home directory, we use `usermod # --move-home'. Unfortunately, a new home is required to be # non-existent (and different from previous), so this # condition is required. if [ ! -d "$CONF_HOME" ] ; then usermod --move-home --home "$CONF_HOME" "$CONF_USERNAME" fi ;; prerm) #no-op, to avoid transition 1.3.5 --> 1.4; to be removed when nothing is build with dh-sysuser < 1.4 #1.4 moves purge logic from prerm to postrm, but packages builded with dh-sysuser < 1.4 will still call #syuser-helper in prerm and not in postrm ;; postrm) # Transition from dh-sysuser=1.3. It did not pass mainainer # script arguments to sysuser-helper. case ${1:-} in purge|abort-install) if [ "${CONF_HOME}" != '/nonexistent' ] ; then rmdir --ignore-fail-on-non-empty "${CONF_HOME}" fi if ! [ -d "${CONF_HOME}" ] ; then if ! userdel --force "${CONF_USERNAME}" ; then echo >&2 "warning: failed to remove ${CONF_USERNAME}. Proceeding anyway." fi fi esac esac
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