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1# This file is part of systemd.
2#
3# Copyright 2012-2013 Dan Walsh
4#
5# systemd is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 2 of the License, or
8# (at your option) any later version.
9#
10# systemd is distributed in the hope that it will be useful, but
11# WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13# General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with systemd; If not, see <http://www.gnu.org/licenses/>.
17
18__contains_word () {
19        local word=$1; shift
20        for w in $*; do [[ $w = $word ]] && return 0; done
21        return 1
22}
23
24__get_all_paths () {
25    dir -1 -F $* | grep '/' | cut -d'/' -f 1
26}
27__get_all_ftypes () {
28    echo '-- -d -c -b -s -l -p'
29}
30__get_all_networks () {
31    seinfo -u 2> /dev/null | tail -n +3
32}
33__get_all_booleans () {
34    getsebool -a 2> /dev/null
35}
36__get_all_types () {
37    seinfo -t 2> /dev/null | tail -n +3
38}
39__get_all_admin_interaces () {
40    awk '/InterfaceVector.*_admin /{ print $2 }' /var/lib/sepolgen/interface_info | awk -F '_admin' '{ print $1 }'
41}
42__get_all_user_role_interaces () {
43    awk '/InterfaceVector.*_role /{ print $2 }' /var/lib/sepolgen/interface_info | awk -F '_role' '{ print $1 }'
44}
45__get_all_user_domains () {
46    seinfo -auserdomain -x 2> /dev/null | tail -n +2
47}
48__get_all_users () {
49    seinfo -u 2> /dev/null | tail -n +2
50}
51__get_all_classes () {
52    seinfo -c 2> /dev/null | tail -n +2
53}
54__get_all_port_types () {
55    seinfo -aport_type -x 2> /dev/null | tail -n +2
56}
57__get_all_domain_types () {
58    seinfo -adomain -x 2> /dev/null | tail -n +2
59}
60__get_all_domains () {
61    seinfo -adomain -x 2>/dev/null | sed 's/_t$//g'
62}
63_sepolicy () {
64        local command=${COMP_WORDS[1]}
65        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
66        local verb comps
67
68        local -A VERBS=(
69               [BOOLEANS]='booleans'
70               [COMMUNICATE]='communicate'
71               [GENERATE]='generate'
72               [GUI]='gui'
73               [INTERFACE]='interface'
74               [MANPAGE]='manpage'
75               [NETWORK]='network'
76               [TRANSITION]='transition'
77        )
78
79        COMMONOPTS='-P --policy -h --help'
80        local -A OPTS=(
81               [booleans]='-h --help -p --path -a -all -b --boolean'
82               [communicate]='-h --help -s --source -t --target -c --class -S --sourceaccess -T --targetaccess'
83               [generate]='-a --admin --admin_user --application --cgi --confined_admin --customize  -d --domain --dbus --desktop_user -h --help --inetd --init -n --name --newtype -p --path --sandbox -T --test --term_user -u --user -w --writepath --x_user'
84               [gui]='-h --help'
85               [interface]='-h --help -a --list_admin -c --compile -i --interface -l --list -u --list_user -u --list_user -v --verbose'
86               [manpage]='-h --help -p --path -a -all -o --os -d --domain -w --web -r --root'
87               [network]='-h --help -d --domain -l --list -p --port -t --type '
88               [transition]='-h --help -s --source -t --target'
89        )
90
91        for ((i=0; $i <= $COMP_CWORD; i++)); do
92                if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
93                 ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG}]}; then
94                        verb=${COMP_WORDS[i]}
95                        break
96                fi
97        done
98
99        if   [[ -z $verb ]]; then
100            if [ "$prev" = "-P" -o "$prev" = "--policy" ]; then
101                COMPREPLY=( $( compgen -f -- "$cur") )
102                compopt -o filenames
103                return 0
104            else
105                comps="${VERBS[*]} ${COMMONOPTS}"
106            fi
107        elif [ "$verb" = "booleans" ]; then
108            if [ "$prev" = "-b" -o "$prev" = "--boolean" ]; then
109                COMPREPLY=( $(compgen -W "$( __get_all_booleans ) " -- "$cur") )
110                return 0
111            fi
112            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
113            return 0
114        elif [ "$verb" = "communicate" ]; then
115            if [ "$prev" = "-s" -o "$prev" = "--source" -o "$prev" = "-t" -o "$prev" = "--target" ]; then
116                COMPREPLY=( $(compgen -W "$( __get_all_domain_types ) " -- "$cur") )
117                return 0
118            elif [ "$prev" = "-c" -o "$prev" = "--class" ]; then
119                COMPREPLY=( $(compgen -W "$( __get_all_classes ) " -- "$cur") )
120                return 0
121            fi
122            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
123            return 0
124        elif [ "$verb" = "generate" ]; then
125            if [ "$prev" = "--name" -o "$prev" = "-n" ]; then
126                return 0
127            elif test "$prev" = "-p" || test "$prev" = "--path" ; then
128                COMPREPLY=( $( compgen -d -- "$cur") )
129                compopt -o filenames
130                return 0
131            elif test "$prev" = "-w" || test "$prev" = "--writepath" ; then
132                COMPREPLY=( $( compgen -d -- "$cur") )
133                compopt -o filenames
134                return 0
135            elif [ "$prev" = "--domain" -o "$prev" = "-d" ]; then
136                COMPREPLY=( $(compgen -W "$( __get_all_domain_types ) " -- "$cur") )
137                return 0
138            elif [ "$prev" = "--newtype" ]; then
139                COMPREPLY=( $(compgen -W "-n --name -t --type" -- "$cur") )
140                return 0
141            elif [ "$prev" = "--admin" -o "$prev" = "-a" ]; then
142                COMPREPLY=( $(compgen -W "$( __get_all_admin_interaces ) " -- "$cur") )
143                return 0
144            elif [ "$prev" = "--user" -o "$prev" = "-u" ]; then
145                COMPREPLY=( $(compgen -W "$( __get_all_users )" -- "$cur") )
146                return 0
147            elif [[ "$cur" == "$verb" || "$cur" == "" || "$cur" == -* ]]; then
148                COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
149                return 0
150            fi
151            COMPREPLY=( $( compgen -f -- "$cur") )
152            compopt -o filenames
153            return 0
154        elif [ "$verb" = "interface" ]; then
155            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
156            return 0
157        elif [ "$verb" = "manpage" ]; then
158            if [ "$prev" = "-d" -o "$prev" = "--domain" ]; then
159                COMPREPLY=( $(compgen -W "$( __get_all_domains ) " -- "$cur") )
160                return 0
161            elif test "$prev" = "-r" || test "$prev" = "--root" ; then
162                COMPREPLY=( $( compgen -d -- "$cur") )
163                compopt -o filenames
164                return 0
165            elif [ "$prev" = "-o" -o "$prev" = "--os" ]; then
166                return 0
167            elif test "$prev" = "-p" || test "$prev" = "--path" ; then
168                COMPREPLY=( $( compgen -d -- "$cur") )
169                compopt -o filenames
170                return 0
171            fi
172            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
173            return 0
174        elif [ "$verb" = "network" ]; then
175            if [ "$prev" = "-t" -o "$prev" = "--type" ]; then
176                COMPREPLY=( $(compgen -W "$( __get_all_port_types )" -- "$cur") )
177                return 0
178            fi
179            if [ "$prev" = "-d" -o "$prev" = "--domain" ]; then
180                COMPREPLY=( $(compgen -W "$( __get_all_domain_types )" -- "$cur") )
181                return 0
182            fi
183            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
184            return 0
185        elif [ "$verb" = "transition" ]; then
186            if [ "$prev" = "-s" -o "$prev" = "--source" -o "$prev" = "-t" -o "$prev" = "--target" ]; then
187                COMPREPLY=( $(compgen -W "$( __get_all_domain_types ) " -- "$cur") )
188                return 0
189            fi
190            COMPREPLY=( $(compgen -W '${OPTS[$verb]}' -- "$cur") )
191            return 0
192        fi
193        COMPREPLY=( $(compgen -W "$comps" -- "$cur") )
194        return 0
195}
196complete -F _sepolicy sepolicy
197