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7951525a MT |
1 | #!/bin/bash |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2012 IPFire Network Development Team # | |
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 | ||
22 | PROC_NET_VLAN="/proc/net/vlan" | |
23 | PROC_NET_VLAN_CONFIG="${PROC_NET_VLAN}/config" | |
24 | ||
25 | VLAN_PORT_INTERFIX="v" | |
26 | ||
1c6a4e30 | 27 | vlan_create() { |
d3a0f73d MT |
28 | local device="${1}" |
29 | shift | |
7951525a | 30 | |
d3a0f73d | 31 | assert isset device |
7951525a | 32 | |
d3a0f73d | 33 | local address |
f24529e4 | 34 | local id |
d3a0f73d | 35 | local parent |
d3a0f73d MT |
36 | |
37 | # Parse command line arguments | |
38 | while [ $# -gt 0 ]; do | |
39 | case "${1}" in | |
40 | --address=*) | |
41 | address=$(cli_get_val "${1}") | |
42 | ;; | |
f24529e4 MT |
43 | --id=*) |
44 | id=$(cli_get_val "${1}") | |
45 | ;; | |
d3a0f73d MT |
46 | --parent=*) |
47 | parent=$(cli_get_val "${1}") | |
48 | ;; | |
d3a0f73d MT |
49 | *) |
50 | error "Unrecognized argument: ${1}" | |
51 | return ${EXIT_ERROR} | |
52 | ;; | |
53 | esac | |
54 | shift | |
55 | done | |
56 | ||
57 | # Generate a random MAC address if none was passed | |
58 | if ! isset address; then | |
59 | address="$(mac_generate)" | |
60 | fi | |
7951525a | 61 | |
d3a0f73d MT |
62 | # Check if address is valid |
63 | if ! ismac address; then | |
64 | log ERROR "Invalid mac address: ${address}" | |
65 | return ${EXIT_ERROR} | |
7951525a MT |
66 | fi |
67 | ||
d3a0f73d MT |
68 | # Check if a device with the name does already exist |
69 | if device_exists "${device}"; then | |
70 | log ERROR "Device '${device}' already exists" | |
7951525a MT |
71 | return ${EXIT_ERROR} |
72 | fi | |
73 | ||
d3a0f73d MT |
74 | # Check if the parent device exists |
75 | if ! device_exists "${parent}"; then | |
76 | log ERROR "Parent device '${parent}' does not exist" | |
7951525a MT |
77 | return ${EXIT_ERROR} |
78 | fi | |
79 | ||
d3a0f73d MT |
80 | # Make the command |
81 | local command=( | |
82 | ip link add link "${parent}" name "${device}" | |
f24529e4 | 83 | address "${address}" type vlan id "${id}" |
d3a0f73d | 84 | ) |
7951525a | 85 | |
d3a0f73d MT |
86 | # Run the command |
87 | if ! cmd_quiet "${command[*]}"; then | |
88 | log ERROR "Could not create VLAN device ${device}: $?" | |
89 | return ${EXIT_ERROR} | |
7951525a MT |
90 | fi |
91 | ||
f24529e4 | 92 | log DEBUG "Created VLAN device ${device} (parent = ${parent}, id = ${id})" |
7951525a | 93 | |
d3a0f73d | 94 | return ${EXIT_OK} |
7951525a MT |
95 | } |
96 | ||
1c6a4e30 | 97 | vlan_remove() { |
23ddd376 | 98 | device_delete "$@" |
7951525a MT |
99 | } |
100 | ||
1c6a4e30 | 101 | vlan_get_parent() { |
7951525a MT |
102 | local device=${1} |
103 | assert isset device | |
104 | ||
105 | # Nothing to do, if 8021q module is not loaded. | |
106 | [ -r "${PROC_NET_VLAN_CONFIG}" ] || return ${EXIT_OK} | |
107 | ||
108 | local dev spacer1 id spacer2 parent | |
109 | while read dev spacer1 id spacer2 parent; do | |
110 | [ "${device}" = "${dev}" ] || continue | |
111 | ||
112 | print "${parent}" | |
113 | return ${EXIT_OK} | |
114 | done < ${PROC_NET_VLAN_CONFIG} | |
115 | ||
116 | return ${EXIT_ERROR} | |
117 | } | |
118 | ||
1c6a4e30 | 119 | vlan_get_id() { |
7951525a MT |
120 | local device=${1} |
121 | assert isset device | |
122 | ||
123 | # Nothing to do, if 8021q module is not loaded. | |
124 | [ -r "${PROC_NET_VLAN_CONFIG}" ] || return ${EXIT_OK} | |
125 | ||
126 | local dev spacer1 id spacer2 parent | |
127 | while read dev spacer1 id spacer2 parent; do | |
128 | [ "${device}" = "${dev}" ] || continue | |
129 | ||
130 | print "${id}" | |
131 | return ${EXIT_OK} | |
132 | done < ${PROC_NET_VLAN_CONFIG} | |
133 | ||
134 | return ${EXIT_ERROR} | |
135 | } | |
136 | ||
1c6a4e30 | 137 | vlan_get_by_parent_and_vid() { |
7951525a MT |
138 | local parent=${1} |
139 | assert isset parent | |
140 | ||
141 | local vid=${2} | |
142 | assert isset vid | |
143 | ||
144 | # Nothing to do, if 8021q module is not loaded. | |
145 | [ -r "${PROC_NET_VLAN_CONFIG}" ] || return ${EXIT_OK} | |
146 | ||
147 | local dev spacer1 id spacer2 par | |
148 | while read dev spacer1 id spacer2 par; do | |
149 | [ "${parent}" = "${par}" ] || continue | |
150 | [ "${vid}" = "${id}" ] || continue | |
151 | ||
152 | print "${dev}" | |
153 | return ${EXIT_OK} | |
154 | done < ${PROC_NET_VLAN_CONFIG} | |
155 | ||
156 | return ${EXIT_ERROR} | |
157 | } |