apparmor: Add new package

Signed-off-by: Armin Kuster <akuster808@gmail.com>

1 files changed, 211 insertions, 0 deletions

diff --git a/recipes-security/AppArmor/files/apparmor b/recipes-security/AppArmor/files/apparmor
new file mode 100644
index 0000000..c73c1ce
--- /dev/null
+++ b/recipes-security/AppArmor/files/apparmor
@@ -0,0 +1,211 @@
+#!/bin/sh
+# ----------------------------------------------------------------------
+#    Copyright (c) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
+#     NOVELL (All rights reserved)
+#    Copyright (c) 2008, 2009 Canonical, Ltd.
+#
+#    This program is free software; you can redistribute it and/or
+#    modify it under the terms of version 2 of the GNU General Public
+#    License published by the Free Software Foundation.
+#
+#    This program is distributed 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 General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program; if not, contact Novell, Inc.
+# ----------------------------------------------------------------------
+# Authors:
+#  Steve Beattie <steve.beattie@canonical.com>
+#  Kees Cook <kees@ubuntu.com>
+#
+# /etc/init.d/apparmor
+#
+### BEGIN INIT INFO
+# Provides: apparmor
+# Required-Start: $local_fs
+# Required-Stop: umountfs
+# Default-Start: S
+# Default-Stop:
+# Short-Description: AppArmor initialization
+# Description: AppArmor init script. This script loads all AppArmor profiles.
+### END INIT INFO
+
+. /lib/apparmor/functions
+. /lib/lsb/init-functions
+
+usage() {
+    echo "Usage: $0 {start|stop|restart|reload|force-reload|status|recache}"
+}
+
+test -x ${PARSER} || exit 0 # by debian policy
+# LSM is built-in, so it is either there or not enabled for this boot
+test -d /sys/module/apparmor || exit 0
+
+securityfs() {
+        # Need securityfs for any mode
+        if [ ! -d "${AA_SFS}" ]; then
+                if cut -d" " -f2,3 /proc/mounts | grep -q "^${SECURITYFS} securityfs"'$' ; then
+                        log_action_msg "AppArmor not available as kernel LSM."
+                        log_end_msg 1
+                        exit 1
+                else
+                        log_action_begin_msg "Mounting securityfs on ${SECURITYFS}"
+                        if ! mount -t securityfs none "${SECURITYFS}"; then
+                                log_action_end_msg 1
+                                log_end_msg 1
+                                exit 1
+                        fi
+                fi
+        fi
+        if [ ! -w "$AA_SFS"/.load ]; then
+                log_action_msg "Insufficient privileges to change profiles."
+                log_end_msg 1
+                exit 1
+        fi
+}
+
+handle_system_policy_package_updates() {
+        apparmor_was_updated=0
+
+        if ! compare_previous_version ; then
+                # On snappy flavors, if the current and previous versions are
+                # different then clear the system cache. snappy will handle
+                # "$PROFILES_CACHE_VAR" itself (on Touch flavors
+                # compare_previous_version always returns '0' since snappy
+                # isn't available).
+                clear_cache_system
+                apparmor_was_updated=1
+        elif ! compare_and_save_debsums apparmor ; then
+                # If the system policy has been updated since the last time we
+                # ran, clear the cache to prevent potentially stale binary
+                # cache files after an Ubuntu image based upgrade (LP:
+                # #1350673). This can be removed once all system image flavors
+                # move to snappy (on snappy systems compare_and_save_debsums
+                # always returns '0' since /var/lib/dpkg doesn't exist).
+                clear_cache
+                apparmor_was_updated=1
+        fi
+
+        if [ -x /usr/bin/aa-clickhook ] || [ -x /usr/bin/aa-profile-hook ] ; then
+                # If packages for system policy that affect click packages have
+                # been updated since the last time we ran, run aa-clickhook -f
+                force_clickhook=0
+                force_profile_hook=0
+                if ! compare_and_save_debsums apparmor-easyprof-ubuntu ; then
+                        force_clickhook=1
+                fi
+                if ! compare_and_save_debsums apparmor-easyprof-ubuntu-snappy ; then
+                        force_clickhook=1
+                fi
+                if ! compare_and_save_debsums click-apparmor ; then
+                        force_clickhook=1
+                        force_profile_hook=1
+                fi
+                if [ -x /usr/bin/aa-clickhook ] && ([ $force_clickhook -eq 1 ] || [ $apparmor_was_updated -eq 1 ]) ; then
+                        aa-clickhook -f
+                fi
+                if [ -x /usr/bin/aa-profile-hook ] && ([ $force_profile_hook -eq 1 ] || [ $apparmor_was_updated -eq 1 ]) ; then
+                        aa-profile-hook -f
+                fi
+        fi
+}
+
+# Allow "recache" even when running on the liveCD
+if [ "$1" = "recache" ]; then
+        log_daemon_msg "Recaching AppArmor profiles"
+        recache_profiles
+        rc=$?
+        log_end_msg "$rc"
+        exit $rc
+fi
+
+# do not perform start/stop/reload actions when running from liveCD
+test -d /rofs/etc/apparmor.d && exit 0
+
+rc=255
+case "$1" in
+        start)
+                if systemd-detect-virt --quiet --container && \
+                   ! is_container_with_internal_policy; then
+                        log_daemon_msg "Not starting AppArmor in container"
+                        log_end_msg 0
+                        exit 0
+                fi
+                log_daemon_msg "Starting AppArmor profiles"
+                securityfs
+                # That is only useful for click, snappy and system images,
+                # i.e. not in Debian. And it reads and writes to /var, that
+                # can be remote-mounted, so it would prevent us from using
+                # Before=sysinit.target without possibly introducing dependency
+                # loops.
+                handle_system_policy_package_updates
+                load_configured_profiles
+                rc=$?
+                log_end_msg "$rc"
+                ;;
+        stop)
+                log_daemon_msg "Clearing AppArmor profiles cache"
+                clear_cache
+                rc=$?
+                log_end_msg "$rc"
+                cat >&2 <<EOM
+All profile caches have been cleared, but no profiles have been unloaded.
+Unloading profiles will leave already running processes permanently
+unconfined, which can lead to unexpected situations.
+
+To set a process to complain mode, use the command line tool
+'aa-complain'. To really tear down all profiles, run the init script
+with the 'teardown' option."
+EOM
+                ;;
+        teardown)
+                if systemd-detect-virt --quiet --container && \
+                   ! is_container_with_internal_policy; then
+                        log_daemon_msg "Not tearing down AppArmor in container"
+                        log_end_msg 0
+                        exit 0
+                fi
+                log_daemon_msg "Unloading AppArmor profiles"
+                securityfs
+                running_profile_names | while read profile; do
+                        if ! unload_profile "$profile" ; then
+                                log_end_msg 1
+                                exit 1
+                        fi
+                done
+                rc=0
+                log_end_msg $rc
+                ;;
+        restart|reload|force-reload)
+                if systemd-detect-virt --quiet --container && \
+                   ! is_container_with_internal_policy; then
+                        log_daemon_msg "Not reloading AppArmor in container"
+                        log_end_msg 0
+                        exit 0
+                fi
+                log_daemon_msg "Reloading AppArmor profiles"
+                securityfs
+                clear_cache
+                load_configured_profiles
+                rc=$?
+                unload_obsolete_profiles
+
+                log_end_msg "$rc"
+                ;;
+        status)
+                securityfs
+                if [ -x /usr/sbin/aa-status ]; then
+                        aa-status --verbose
+                else
+                        cat "$AA_SFS"/profiles
+                fi
+                rc=$?
+                ;;
+        *)
+                usage
+                rc=1
+                ;;
+        esac
+exit $rc