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1 | #!/bin/bash |
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 | ############################################################################### | |
21 | ||
f41fa3d7 | 22 | . /usr/lib/network/header-config |
1848564d | 23 | |
ccbc0dd4 MT |
24 | HOOK_MANPAGE="network-config-ipv4-static" |
25 | ||
1848564d MT |
26 | HOOK_SETTINGS="HOOK ADDRESS PREFIX GATEWAY" |
27 | ||
1c6a4e30 | 28 | hook_check() { |
1848564d MT |
29 | assert isset ADDRESS |
30 | assert isinteger PREFIX | |
31 | ||
32 | if [ ${PREFIX} -gt 30 ]; then | |
33 | error "PREFIX is greater than 30." | |
34 | exit ${EXIT_ERROR} | |
35 | fi | |
36 | } | |
37 | ||
1c6a4e30 | 38 | hook_create() { |
ea699552 | 39 | local zone="${1}" |
ccbc0dd4 | 40 | assert zone_exists "${zone}" |
1848564d MT |
41 | shift |
42 | ||
ccbc0dd4 MT |
43 | local arg |
44 | while read -r arg; do | |
45 | local key="$(cli_get_key "${arg}")" | |
46 | local val="$(cli_get_val "${arg}")" | |
47 | ||
48 | case "${key}" in | |
49 | address) | |
50 | if ! ipv4_is_valid "${val}"; then | |
51 | error "Invalid IPv4 address: ${val}" | |
52 | exit ${EXIT_CONF_ERROR} | |
53 | fi | |
54 | ||
55 | ADDRESS="${val}" | |
1848564d | 56 | ;; |
ccbc0dd4 MT |
57 | |
58 | prefix) | |
59 | if ! ipv4_prefix_is_valid "${val}"; then | |
60 | error "Invalid IPv4 prefix: ${val}" | |
61 | exit ${EXIT_CONF_ERROR} | |
62 | fi | |
63 | ||
64 | PREFIX="${val}" | |
1848564d | 65 | ;; |
ccbc0dd4 MT |
66 | |
67 | gateway) | |
68 | if ! ipv4_is_valid "${val}"; then | |
69 | error "Invalid IPv4 address for gateway: ${val}" | |
70 | exit ${EXIT_CONF_ERROR} | |
71 | fi | |
72 | ||
73 | GATEWAY="${val}" | |
1848564d | 74 | ;; |
ccbc0dd4 MT |
75 | |
76 | # Compatibility switches | |
77 | netmask) | |
78 | if ! ipv4_netmask_is_valid "${val}"; then | |
79 | error "Invalid netmask: ${val}" | |
80 | exit ${EXIT_CONF_ERROR} | |
81 | fi | |
82 | ||
83 | # The netmask will be converted into a prefix | |
84 | PREFIX="$(ipv4_netmask2prefix ${val})" | |
85 | ;; | |
86 | ||
87 | # Unknown switches | |
88 | *) | |
89 | error "Unhandled argument: ${arg}" | |
90 | exit ${EXIT_CONF_ERROR} | |
1848564d MT |
91 | ;; |
92 | esac | |
ccbc0dd4 | 93 | done <<< "$(args $@)" |
1848564d | 94 | |
ccbc0dd4 MT |
95 | if ! isset ADDRESS; then |
96 | error "You need to provide an IPv4 address" | |
97 | exit ${EXIT_CONF_ERROR} | |
98 | fi | |
99 | ||
100 | if ! isset PREFIX; then | |
101 | error "You need to provide an IPv4 prefix" | |
102 | exit ${EXIT_CONF_ERROR} | |
103 | fi | |
104 | ||
105 | if ! isset GATEWAY && zone_is_nonlocal "${zone}"; then | |
106 | warning "You did not configure a gateway for a non-local zone" | |
1848564d MT |
107 | fi |
108 | ||
a5ebb169 | 109 | # XXX maybe we can add some hashing to identify a configuration again |
e9df08ad | 110 | zone_config_settings_write "${zone}" "${HOOK}.$(uuid)" ${HOOK_SETTINGS} |
1848564d MT |
111 | |
112 | exit ${EXIT_OK} | |
113 | } | |
114 | ||
1c6a4e30 | 115 | hook_up() { |
1848564d MT |
116 | local zone=${1} |
117 | local config=${2} | |
118 | shift 2 | |
119 | ||
120 | if ! device_exists ${zone}; then | |
121 | error "Zone '${zone}' doesn't exist." | |
122 | exit ${EXIT_ERROR} | |
123 | fi | |
a5ebb169 | 124 | |
e9df08ad | 125 | zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS} |
1848564d | 126 | |
38f61548 | 127 | ip_address_add ${zone} ${ADDRESS}/${PREFIX} |
1848564d | 128 | |
b368da2f | 129 | # Save configuration |
c041b631 MT |
130 | db_set "${zone}/ipv4/type" "${HOOK}" |
131 | db_set "${zone}/ipv4/local-ip-address" "${ADDRESS}/${PREFIX}" | |
132 | db_set "${zone}/ipv4/remote-ip-address" "${GATEWAY}" | |
133 | db_set "${zone}/ipv4/active" 1 | |
b368da2f MT |
134 | |
135 | routing_update ${zone} ipv4 | |
2741ce55 | 136 | routing_default_update |
1848564d MT |
137 | |
138 | exit ${EXIT_OK} | |
139 | } | |
140 | ||
1c6a4e30 | 141 | hook_down() { |
1848564d MT |
142 | local zone=${1} |
143 | local config=${2} | |
144 | shift 2 | |
145 | ||
146 | if ! device_exists ${zone}; then | |
147 | error "Zone '${zone}' doesn't exist." | |
148 | exit ${EXIT_ERROR} | |
149 | fi | |
150 | ||
e9df08ad | 151 | zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS} |
1848564d | 152 | |
38f61548 | 153 | ip_address_del ${zone} ${ADDRESS}/${PREFIX} |
1848564d | 154 | |
2741ce55 MT |
155 | # Update routing tables. |
156 | routing_default_update | |
157 | ||
1848564d MT |
158 | exit ${EXIT_OK} |
159 | } | |
160 | ||
1c6a4e30 | 161 | hook_status() { |
2472e0ea MT |
162 | local zone="${1}" |
163 | assert isset zone | |
164 | ||
165 | local config="${2}" | |
166 | assert isset config | |
167 | ||
ae1def39 MT |
168 | shift 2 |
169 | ||
170 | if ! device_exists ${zone}; then | |
171 | error "Zone '${zone}' doesn't exist." | |
172 | exit ${EXIT_ERROR} | |
173 | fi | |
e9df08ad MT |
174 | |
175 | zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS} | |
ae1def39 | 176 | |
8e3508ac | 177 | local status |
38f61548 | 178 | if zone_has_ip ${zone} ${ADDRESS}/${PREFIX}; then |
8e3508ac | 179 | status=${MSG_HOOK_UP} |
ae1def39 | 180 | else |
8e3508ac | 181 | status=${MSG_HOOK_DOWN} |
ae1def39 | 182 | fi |
8e3508ac | 183 | cli_statusline 3 "${HOOK}" "${status}" |
ae1def39 | 184 | |
8e3508ac | 185 | cli_print_fmt1 3 "IPv4 address" "${ADDRESS}/${PREFIX}" |
ae1def39 | 186 | if [ -n "${GATEWAY}" ]; then |
8e3508ac | 187 | cli_print_fmt1 3 "Gateway" "${GATEWAY}" |
ae1def39 | 188 | fi |
50250b79 | 189 | cli_space |
ae1def39 MT |
190 | |
191 | exit ${EXIT_OK} | |
192 | } | |
193 |