Attachment 5330 Details for Bug 29344

univention-mount-homedir

29344_univention-mount-homedir (text/plain), 3.48 KB, created by Philipp Hahn on 2013-07-18 18:15 CEST

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Creator: Philipp Hahn

Created: 2013-07-18 18:15 CEST

Size: 3.48 KB

patch

obsolete

>#!/bin/bash -e
>#
># Univention Home Mounter
>#  mount the homedir
>#
># Copyright 2004-2013 Univention GmbH
>#
># http://www.univention.de/
>#
># All rights reserved.
>#
># The source code of this program is made available
># under the terms of the GNU Affero General Public License version 3
># (GNU AGPL V3) as published by the Free Software Foundation.
>#
># Binary versions of this program provided by Univention to you as
># well as other copyrighted, protected or trademarked materials like
># Logos, graphics, fonts, specific documentations and configurations,
># cryptographic keys etc. are subject to a license agreement between
># you and Univention and not subject to the GNU AGPL V3.
>#
># In the case you use this program under the terms of the GNU AGPL V3,
># the program is provided in the hope that it will be useful,
># but WITHOUT ANY WARRANTY; without even the implied warranty of
># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
># GNU Affero General Public License for more details.
>#
># You should have received a copy of the GNU Affero General Public
># License with the Debian GNU/Linux or Univention distribution in file
># /usr/share/common-licenses/AGPL-3; if not, see
># <http://www.gnu.org/licenses/>.
>
>username="${1:-${USER:?neither \$1 nor \$USER}}"
>
>eval "$(univention-config-registry shell ldap/hostdn)"
>
># Get the passwd line for current user.
># If a user has a numerical username, getent would treat the name
># as the uid and deliver consequently a wrong or an empty result.
>case "$username" in
>[0-9]*)
>	if ldap_result=$(ldapsearch -x -ZZ -D "$ldap_hostdn" -y /etc/machine.secret -LLL uid="$username" homeDirectory uidNumber gidNumber |
>			ldapsearch-wrap |
>			ldapsearch-decode64)
>	then
>		pw_dir="$(echo "$ldap_result" | sed -ne 's|^homeDirectory: ||p')"
>		pw_uid="$(echo "$ldap_result" | sed -ne 's|uidNumber: ||p')"
>		pw_gid="$(echo "$ldap_result" | sed -ne 's|gidNumber: ||p')"
>	else
>		IFS=: read _ _ pw_uid pw_gid _ pw_dir _ <<<"$(awk -F: -v U="$username" '$1==U {print}' /etc/passwd)"
>	fi
>	;;
>*)
>	IFS=: read _ _ pw_uid pw_gid _ pw_dir _ <<<"$(getent passwd "$username")"
>	;;
>esac
>
>[ -z "$pw_dir" ] && exit 1
>[ "$pw_uid" -lt 1000 ] && exit 0
>if REALHOME="$(readlink -f "$pw_dir")"
>then
>	mountpoint -q "$REALHOME" && exit 0
>else
>	REALHOME="$pw_dir"
>fi
>
>homeattr="$(ldapsearch -x -ZZ -D "$ldap_hostdn" -y /etc/machine.secret -z 1 "(&(objectClass=posixAccount)(objectClass=automount)(uid=$username))" automountInformation -LLL |
>	ldapsearch-wrapper |
>	sed -ne 's/^automountInformation: //p')"
>if [ -n "$homeattr" ]
>then
>	homeattr="${homeattr#-r[ow] }"
>	host="${homeattr%%:*}"
>	path="${homeattr#*:}"
>	if [ -z "$host" ] || [ -z "$path" ]
>	then
>		logger "Bad information in LDAP. Not mounting home directory."
>		exit 1
>	fi
>
>	if ( [ "$host" = "$(hostname -f)" ] || [ "$host" = "$(hostname -s)" ] ) && \
>			[ "$(readlink -f "$path")" = "$REALHOME" ]
>	then
>		logger "Home directory is local."
>		exit 0
>	fi
>fi
>
>if ! [ -e "$REALHOME" ]
>then
>	logger "Create homdir $REALHOME"
>	# Use the username as owner instead of the uid.
>	# In case a numerical username identical with the
>	# given uid exists, chown would set the numerical username
>	# as owner.
>	install -d -o "$username" -g "$pw_gid" -m 0711 "$REALHOME"
>fi
>
>[ -z "$homeattr" ] && exit 0
>
>if mount -t nfs "$host:$path" "$REALHOME"
>then
>	dotlockfile -l /var/lib/univention-home-mounter/mounts.lock
>	echo "$REALHOME $(date +%s)" >> /var/lib/univention-home-mounter/mounts
>	dotlockfile -u /var/lib/univention-home-mounter/mounts.lock
>else
>	logger "Failed to mount home directory: $pw_dir"
>	exit 1
>fi

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Attachments on bug 29344: 5330