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711ffac1 | 1 | #!/bin/bash |
1578dae9 MT |
2 | ############################################################################### |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2010 Michael Tremer & Christian Schmidt # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
711ffac1 MT |
21 | |
22 | function port_dir() { | |
23 | echo "${CONFIG_DIR}/ports" | |
24 | } | |
25 | ||
26 | function port_file() { | |
27 | local port=${1} | |
28 | ||
29 | assert isset port | |
30 | ||
31 | echo "$(port_dir)/${port}" | |
32 | } | |
33 | ||
34 | function port_exists() { | |
35 | local port=${1} | |
36 | ||
37 | [ -f "${CONFIG_DIR}/ports/${port}" ] | |
38 | } | |
39 | ||
40 | function port_get_hook() { | |
41 | local port=${1} | |
42 | ||
43 | assert isset port | |
44 | ||
45 | config_get_hook $(port_file ${port}) | |
46 | } | |
47 | ||
48 | function port_is_attached() { | |
49 | local port=${1} | |
50 | shift | |
51 | ||
52 | assert isset port | |
53 | ||
54 | local zone | |
55 | for zone in $(zones_get_all); do | |
56 | ||
57 | assert isset zone | |
58 | assert zone_exists ${zone} | |
59 | ||
60 | if listmatch ${port} $(zone_get_ports ${zone}); then | |
61 | echo "${zone}" | |
62 | return ${EXIT_OK} | |
63 | fi | |
64 | done | |
65 | ||
66 | return ${EXIT_ERROR} | |
67 | } | |
68 | ||
69 | function port_create() { | |
70 | #local port=${1} | |
71 | #shift | |
72 | # | |
73 | #if port_exists ${port}; then | |
74 | # error "Port '${port}' does already exist." | |
75 | # return ${EXIT_ERROR} | |
76 | #fi | |
77 | ||
78 | local hook=${1} | |
79 | shift | |
80 | ||
81 | if ! hook_exists port ${hook}; then | |
82 | error "Port hook '${hook}' does not exist." | |
83 | return ${EXIT_ERROR} | |
84 | fi | |
85 | ||
86 | #port_edit ${port} ${hook} $@ | |
87 | # | |
88 | #if [ $? -ne ${EXIT_OK} ]; then | |
89 | # port_destroy ${port} | |
90 | #fi | |
91 | ||
92 | hook_exec port ${hook} create $@ | |
93 | } | |
94 | ||
95 | function port_destroy() { | |
96 | local port=${1} | |
97 | ||
98 | assert isset port | |
99 | ||
100 | port_exists ${port} || return ${EXIT_OK} | |
101 | ||
98f4dae6 MT |
102 | # Check if the port is attached to any zone and don't delete it. |
103 | local ok=${EXIT_OK} | |
711ffac1 | 104 | |
98f4dae6 | 105 | local attached_zone=$(port_is_attached ${port}) |
711ffac1 | 106 | if [ -n "${attached_zone}" ]; then |
98f4dae6 MT |
107 | error_log "Cannot destroy port '${port}' which is attached to zone '${attached_zone}'." |
108 | ok=${EXIT_ERROR} | |
109 | fi | |
110 | ||
111 | # Check if the port is linked to any other port and don't allow the user | |
112 | # to delete it. | |
113 | local other_port | |
114 | for other_port in $(ports_get); do | |
115 | [ "${other_port}" = "${port}" ] && continue | |
116 | ||
117 | if listmatch ${port} $(port_get_parents ${other_port}); then | |
118 | error_log "Cannot destroy port '${port}' which is a parent port to '${other_port}'." | |
119 | ok=${EXIT_ERROR} | |
120 | fi | |
121 | ||
122 | if listmatch ${port} $(port_get_children ${other_port}); then | |
123 | error_log "Cannot destroy port '${port}' which is child of port '${other_port}'." | |
124 | ok=${EXIT_ERROR} | |
125 | fi | |
126 | done | |
127 | ||
128 | # If ok says we are not okay --> exit | |
129 | if [ ${ok} -ne ${EXIT_OK} ]; then | |
711ffac1 MT |
130 | return ${EXIT_ERROR} |
131 | fi | |
132 | ||
133 | port_down ${port} | |
134 | ||
135 | rm -f $(port_file ${port}) | |
136 | } | |
137 | ||
f90e550b MT |
138 | function port_remove() { |
139 | port_destroy $@ | |
140 | } | |
141 | ||
711ffac1 MT |
142 | function port_edit() { |
143 | port_cmd edit $@ | |
144 | } | |
145 | ||
146 | # XXX? Compatibility function | |
147 | function port_show() { | |
148 | port_status $@ | |
149 | } | |
150 | ||
151 | function port_up() { | |
152 | port_cmd up $@ | |
153 | } | |
154 | ||
155 | function port_down() { | |
156 | port_cmd down $@ | |
157 | } | |
158 | ||
159 | function port_status() { | |
160 | port_cmd status $@ | |
161 | } | |
162 | ||
98f4dae6 MT |
163 | function port_info() { |
164 | port_cmd info $@ | |
165 | } | |
166 | ||
711ffac1 MT |
167 | function port_cmd() { |
168 | local cmd=${1} | |
169 | local port=${2} | |
170 | shift 2 | |
171 | ||
172 | assert isset cmd | |
173 | assert isset port | |
174 | ||
175 | local hook=$(port_get_hook ${port}) | |
176 | ||
177 | assert isset hook | |
178 | ||
179 | hook_exec port ${hook} ${cmd} ${port} $@ | |
180 | } | |
f90e550b MT |
181 | |
182 | function ports_get() { | |
183 | local port | |
184 | for port in $(port_dir)/*; do | |
185 | port=$(basename ${port}) | |
186 | if port_exists ${port}; then | |
187 | echo "${port}" | |
188 | fi | |
189 | done | |
190 | } | |
2ae0fb8d MT |
191 | |
192 | # This function automatically creates the real ethernet devices | |
193 | # that do not exists in the configuration. | |
194 | # Saves some work for the administrator. | |
195 | function ports_init() { | |
196 | local device | |
197 | for device in $(devices_get_all); do | |
198 | if device_is_real ${device}; then | |
199 | if ! port_exists ${device}; then | |
200 | port_create ethernet ${device} | |
201 | fi | |
202 | fi | |
203 | done | |
204 | } | |
205 | ||
206 | init_register ports_init | |
d76f5107 MT |
207 | |
208 | function port_find_free() { | |
209 | local pattern=${1} | |
210 | ||
211 | assert isset pattern | |
212 | ||
213 | local port | |
214 | local i=0 | |
215 | ||
216 | while [ ${i} -lt 99 ]; do | |
217 | port=${pattern//N/${i}} | |
218 | if ! port_exists ${port} && ! device_exists ${port}; then | |
219 | echo "${port}" | |
220 | break | |
221 | fi | |
222 | i=$(( ${i} + 1 )) | |
223 | done | |
224 | } | |
98f4dae6 MT |
225 | |
226 | function port_get_info() { | |
227 | local port=${1} | |
228 | local key=${2} | |
229 | ||
230 | assert isset port | |
231 | assert port_exists ${port} | |
232 | assert isset key | |
233 | ||
234 | ( | |
235 | eval $(port_info ${port}) | |
236 | echo "${!key}" | |
237 | ) | |
238 | } | |
239 | ||
240 | function port_get_parents() { | |
241 | local port=${1} | |
242 | ||
243 | port_get_info ${port} PORT_PARENTS | |
244 | } | |
245 | ||
246 | function port_get_children() { | |
247 | local port=${1} | |
248 | ||
249 | port_get_info ${port} PORT_CHILDREN | |
250 | } |