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e9ea243e MT |
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 |
e9ea243e | 23 | |
b98a1b86 | 24 | HOOK_CONFIG_SETTINGS="HOOK ENABLE_IPV6 ENABLE_IPV4" |
e9ea243e MT |
25 | |
26 | # Default settings. | |
9353a4e4 JS |
27 | ENABLE_IPV6="on" |
28 | ENABLE_IPV4="on" | |
e9ea243e | 29 | |
b6d9bf2b | 30 | hook_check_config_settings() { |
9353a4e4 JS |
31 | assert isset ENABLE_IPV6 |
32 | assert isbool ENABLE_IPV6 | |
33 | assert isset ENABLE_IPV4 | |
34 | assert isbool ENABLE_IPV4 | |
e9ea243e MT |
35 | } |
36 | ||
9353a4e4 | 37 | hook_parse_cmdline() { |
e9ea243e MT |
38 | while [ $# -gt 0 ]; do |
39 | case "${1}" in | |
9353a4e4 JS |
40 | --enable-ipv6) |
41 | ENABLE_IPV6="on" | |
42 | ;; | |
43 | --disable-ipv6) | |
44 | ENABLE_IPV6="off" | |
45 | ;; | |
46 | --enable-ipv4) | |
47 | ENABLE_IPV4="on" | |
48 | ;; | |
49 | --disable-ipv4) | |
50 | ENABLE_IPV4="off" | |
51 | ;; | |
52 | *) | |
53 | warning "Ignoring unknown option '${1}'" | |
54 | ;; | |
e9ea243e MT |
55 | esac |
56 | shift | |
57 | done | |
e36f775d JS |
58 | |
59 | # Check if the user disabled ipv6 and ipv4 | |
60 | if ! enabled ENABLE_IPV6 && ! enabled ENABLE_IPV4; then | |
61 | log ERROR "You disabled IPv6 and IPv4. At least one must be enabled" | |
62 | return ${EXIT_ERROR} | |
63 | fi | |
9353a4e4 JS |
64 | } |
65 | ||
66 | hook_new() { | |
67 | local zone="${1}" | |
68 | shift | |
69 | ||
70 | if zone_config_hook_is_configured ${zone} "dhcp"; then | |
71 | log ERROR "You can configure the dhcp hook only once for a zone" | |
72 | return ${EXIT_ERROR} | |
73 | fi | |
74 | ||
2212045f | 75 | if ! hook_parse_cmdline "$@"; then |
9353a4e4 JS |
76 | # Return an error if the parsing of the cmd line fails |
77 | return ${EXIT_ERROR} | |
78 | fi | |
79 | ||
b6d9bf2b | 80 | zone_config_settings_write "${zone}" "${HOOK}" |
e9ea243e MT |
81 | |
82 | exit ${EXIT_OK} | |
83 | } | |
84 | ||
1c6a4e30 | 85 | hook_up() { |
e9ea243e MT |
86 | local zone=${1} |
87 | local config=${2} | |
88 | shift 2 | |
89 | ||
90 | if ! device_exists ${zone}; then | |
91 | error "Zone '${zone}' doesn't exist." | |
92 | exit ${EXIT_ERROR} | |
93 | fi | |
94 | ||
9353a4e4 JS |
95 | zone_config_settings_read "${zone}" "${config}" |
96 | ||
97 | # Start dhclient for IPv6 on this zone if enabled. | |
98 | if enabled ENABLE_IPV6; then | |
99 | dhclient_start ${zone} ipv6 | |
100 | fi | |
101 | ||
102 | # Start dhclient for IPv4 on this zone if enabled. | |
103 | if enabled ENABLE_IPV4; then | |
104 | dhclient_start ${zone} ipv4 | |
105 | fi | |
e9ea243e MT |
106 | |
107 | exit ${EXIT_OK} | |
108 | } | |
109 | ||
1c6a4e30 | 110 | hook_down() { |
e9ea243e MT |
111 | local zone=${1} |
112 | local config=${2} | |
113 | shift 2 | |
114 | ||
115 | if ! device_exists ${zone}; then | |
116 | error "Zone '${zone}' doesn't exist." | |
117 | exit ${EXIT_ERROR} | |
118 | fi | |
119 | ||
9353a4e4 JS |
120 | # Stop dhclient for IPv6 on this zone. |
121 | dhclient_stop ${zone} ipv6 | |
122 | ||
e9ea243e MT |
123 | # Stop dhclient for IPv4 on this zone. |
124 | dhclient_stop ${zone} ipv4 | |
125 | ||
126 | exit ${EXIT_OK} | |
127 | } | |
128 | ||
1c6a4e30 | 129 | hook_status() { |
e9ea243e MT |
130 | local zone=${1} |
131 | local config=${2} | |
132 | shift 2 | |
133 | ||
134 | if ! device_exists ${zone}; then | |
135 | error "Zone '${zone}' doesn't exist." | |
136 | exit ${EXIT_ERROR} | |
137 | fi | |
e9df08ad | 138 | |
b6d9bf2b | 139 | zone_config_settings_read "${zone}" "${config}" |
e9ea243e | 140 | |
8e3508ac | 141 | local status |
9353a4e4 | 142 | if dhclient_status ${zone} ipv4 || dhclient_status ${zone} ipv6; then |
8e3508ac | 143 | status="${MSG_HOOK_UP}" |
e9ea243e | 144 | else |
8e3508ac | 145 | status="${MSG_HOOK_DOWN}" |
e9ea243e | 146 | fi |
8e3508ac | 147 | cli_statusline 3 "${HOOK}" "${status}" |
e9ea243e | 148 | |
9353a4e4 JS |
149 | cli_space |
150 | ||
151 | local proto | |
152 | for proto in "IPv6" "IPv4"; do | |
153 | local _proto=${proto,,} | |
154 | ||
155 | cli_print_fmt1 3 "${proto}" | |
156 | ||
157 | if enabled ENABLE_${proto^^}; then | |
158 | cli_print_fmt1 4 "Status" "enabled" | |
159 | ||
160 | local address="$(db_get "${zone}/${_proto}/local-ip-address")" | |
161 | if isset address; then | |
162 | cli_print_fmt1 4 "Address" "${address}" | |
163 | fi | |
164 | ||
165 | local gateway="$(db_get "${zone}/${_proto}/remote-ip-address")" | |
166 | if isset gateway; then | |
167 | cli_print_fmt1 4 "Gateway" "${gateway}" | |
168 | fi | |
169 | ||
170 | local dns_servers="$(db_get "${zone}/${_proto}/domain-name-servers")" | |
171 | if isset dns_servers; then | |
172 | cli_print_fmt1 4 "DNS Servers" "${dns_servers}" | |
173 | fi | |
174 | else | |
175 | cli_print_fmt1 4 "Status" "disabled" | |
176 | fi | |
177 | ||
ffea9f57 | 178 | cli_space |
9353a4e4 JS |
179 | |
180 | done | |
e9ea243e MT |
181 | |
182 | exit ${EXIT_OK} | |
183 | } |