#!/bin/sh

set -e

[ -f "/etc/default/ceph" ] && . /etc/default/ceph

[ -z "$SERVER_HOME" ] && SERVER_HOME=/var/lib/ceph
[ -z "$SERVER_USER" ] && SERVER_USER=ceph
[ -z "$SERVER_NAME" ] && SERVER_NAME="Ceph storage service"
[ -z "$SERVER_GROUP" ] && SERVER_GROUP=ceph
[ -z "$SERVER_UID" ] && SERVER_UID=64045  # alloc by Debian base-passwd maintainer
[ -z "$SERVER_GID" ] && SERVER_GID=$SERVER_UID


[ -z "$SERVER_ADDGROUP" ] && SERVER_ADDGROUP=

# Custom dpkg-maintscript-helper type function to deal with
# nested /etc/default/ceph/ceph
finish_mv_ceph_defaults() {
    rm -rf "/etc/default/ceph.dpkg-backup/ceph.dpkg-remove"

    [ -e "/etc/default/ceph.dpkg-backup/ceph" ] || return 0

    echo "Preserving user changes to /etc/default/ceph (renamed from /etc/default/ceph/ceph)..."
    if [ -f "/etc/default/ceph" ]; then
        mv -f "/etc/default/ceph" "/etc/default/ceph.dpkg-new"
    fi
    mv -f "/etc/default/ceph.dpkg-backup/ceph" "/etc/default/ceph"
}

if [ "${1}" = "configure" ] || [ "${1}" = "reconfigure" ] ; then
	if ! getent group | grep -q "^$SERVER_GROUP:" ; then
		addgroup --quiet \
			--system \
			--gid $SERVER_GID \
			$SERVER_GROUP 2>/dev/null ||true
	fi
	if ! getent passwd | grep -q "^$SERVER_USER:"; then
		adduser --quiet \
			--system \
			--no-create-home \
			--disabled-password \
			--uid $SERVER_UID \
			--gid $SERVER_GID \
			--home $SERVER_HOME \
			$SERVER_USER 2>/dev/null || true
	fi

	usermod -c "$SERVER_NAME" \
		-d $SERVER_HOME   \
		-g $SERVER_GROUP  \
		$SERVER_USER

	# Unlock $SERVER_USER in case it is locked from an uninstall
	if [ -f /etc/shadow ]; then
		usermod -U -e '' $SERVER_USER
	else
		usermod -U $SERVER_USER
	fi

	# adjust file and directory permissions
	if ! dpkg-statoverride --list $SERVER_HOME >/dev/null ; then
		chown $SERVER_USER:$SERVER_GROUP $SERVER_HOME
		chmod u=rwx,g=rx,o= $SERVER_HOME
	fi
	if ! dpkg-statoverride --list /var/log/ceph >/dev/null ; then
		chown -R $SERVER_USER:$SERVER_GROUP /var/log/ceph
		# members of group ceph can log here, but cannot remove
		# others' files.  non-members cannot read any logs.
		chmod u=rwx,g=rwxs,o=t /var/log/ceph
	fi

	# fix /var/run/ceph
	if [ -d /var/run/ceph ]; then
		chown $SERVER_USER:$SERVER_GROUP /var/run/ceph
	fi

	# create /run/ceph.  fail softly if systemd isn't present or something.
	[ -x $(command -v systemd-tmpfiles)"" ] && systemd-tmpfiles --create || true
fi

# Automatically added by dh_installsystemd/13.14.1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -x "$(command -v systemd-tmpfiles)" ]; then
		systemd-tmpfiles ${DPKG_ROOT:+--root="$DPKG_ROOT"} --create ceph.conf || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.14.1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# The following line should be removed in trixie or trixie+1
	deb-systemd-helper unmask 'ceph.target' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'ceph.target'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'ceph.target' >/dev/null || true
	else
		# Update the statefile to add new symlinks (if any), which need to be
		# cleaned up on purge. Also remove old symlinks.
		deb-systemd-helper update-state 'ceph.target' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.14.1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# The following line should be removed in trixie or trixie+1
	deb-systemd-helper unmask 'rbdmap.service' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'rbdmap.service'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'rbdmap.service' >/dev/null || true
	else
		# Update the statefile to add new symlinks (if any), which need to be
		# cleaned up on purge. Also remove old symlinks.
		deb-systemd-helper update-state 'rbdmap.service' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.14.1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -z "${DPKG_ROOT:-}" ] && [ -d /run/systemd/system ]; then
		systemctl --system daemon-reload >/dev/null || true
		deb-systemd-invoke start 'ceph.target' 'rbdmap.service' >/dev/null || true
	fi
fi
# End automatically added section


exit 0