wireless: Fix crash of status if not connected
[people/stevee/network.git] / src / hooks / zones / wireless
CommitLineData
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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-zone
f6ee6bb1 23
e66e539b 24HOOK_SETTINGS="HOOK ADDRESS PHY"
f6ee6bb1 25
1c6a4e30 26hook_check_settings() {
e66e539b 27 assert ismac ADDRESS
f6ee6bb1 28 assert ismac PHY
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29}
30
1c6a4e30 31hook_parse_cmdline() {
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32 while [ $# -gt 0 ]; do
33 case "${1}" in
22a61046 34 --address=*)
2212045f 35 ADDRESS=$(cli_get_val "${1}")
f6ee6bb1 36 ;;
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37 --phy=*)
38 PHY=$(cli_get_val "${1}")
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39 ;;
40 *)
22a61046 41 warning "Unrecognized option: ${1}"
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42 ;;
43 esac
44 shift
45 done
46
22a61046 47 # Just save the MAC address of the phy.
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48 PHY=$(phy_get ${PHY})
49 PHY=$(phy_get_address ${PHY})
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50
51 # Generate a random MAC address if none given
52 if ! isset ADDRESS; then
53 ADDRESS="$(mac_generate)"
54 fi
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55}
56
1c6a4e30 57hook_up() {
f6ee6bb1 58 local zone=${1}
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59 assert isset zone
60
22a61046 61 # Read zone configuration.
1e6f187e 62 zone_settings_read "${zone}"
f6ee6bb1 63
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64 # Create the wireless interface
65 if ! device_exists "${zone}"; then
66 wireless_create "${zone}" \
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67 --phy=${PHY} \
68 --type="managed" \
69 --address="${ADDRESS}" \
e66e539b 70 || return $?
22a61046 71 fi
f6ee6bb1 72
02807ad2 73 # Write WPA supplicant configuration
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74 if ! wireless_networks_write_wpa_supplicant_configuration "${zone}"; then
75 log ERROR "Could not write WPA supplicant configuration for ${zone}"
76 return ${EXIT_ERROR}
77 fi
02807ad2 78
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79 # Start the WPA supplicant daemon.
80 wpa_supplicant_start ${zone}
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81
82 zone_configs_up ${zone}
83
e66e539b 84 return ${EXIT_OK}
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85}
86
1c6a4e30 87hook_down() {
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88 local zone=${1}
89 shift
90
91 if ! device_is_up ${zone}; then
92 warning "Zone '${zone}' is not up"
93 exit ${EXIT_OK}
94 fi
95
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96 zone_configs_down ${zone}
97
98 wpa_supplicant_stop ${zone}
99
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100 # Remove WPA supplicant configuration
101 wpa_supplicant_config_destroy "${zone}"
102
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103 wireless_remove ${zone}
104
105 exit ${EXIT_OK}
106}
107
1c6a4e30 108hook_status() {
f6ee6bb1 109 local zone=${1}
3cb2fc42 110 assert isset zone
f6ee6bb1 111
22a61046 112 # Print the default header.
3cb2fc42 113 cli_device_headline ${zone}
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114
115 # Exit if zone is down
116 if ! zone_is_up ${zone}; then
117 echo # Empty line
118 exit ${EXIT_ERROR}
119 fi
120
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121 if wireless_client_is_connected "${zone}"; then
122 cli_headline 2 "Wireless network information"
123 cli_print_fmt1 2 "SSID" "$(wpa_cli_status_get ${zone} ssid)"
124 cli_space
125
126 cli_headline 3 "Access Point"
127 local bssid=$(wpa_cli_status_get ${zone} bssid)
128 assert isset bssid
129
130 local frequency=$(wpa_cli_bss_get_frequency "${zone}" "${bssid}")
131 cli_print_fmt1 3 "Channel" "$(wireless_frequency_to_channel ${frequency}) (${frequency} MHz)"
132 cli_print_fmt1 3 "BSSID" "${bssid}"
133 cli_print_fmt1 3 "Noise" \
134 "$(wpa_cli_bss_get_noise ${zone} ${bssid})"
135 cli_print_fmt1 3 "Quality" \
136 "$(wpa_cli_bss_get_quality ${zone} ${bssid})%%"
137 cli_print_fmt1 3 "Flags" \
138 "$(wpa_cli_bss_get_flags ${zone} ${bssid})"
139 cli_space
140
141 cli_headline 3 "Encryption"
142 cli_print_fmt1 3 "Mode" \
143 "$(wpa_cli_status_get ${zone} key_mgmt)"
144 cli_print_fmt1 3 "Pairwise cipher" \
145 "$(wpa_cli_status_get ${zone} pairwise_cipher)"
146 cli_print_fmt1 3 "Group cipher" \
147 "$(wpa_cli_status_get ${zone} group_cipher)"
148 cli_space
149 fi
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150
151 cli_headline 2 "Configurations"
f6ee6bb1 152 zone_configs_cmd status ${zone}
22a61046 153 cli_space
f6ee6bb1 154
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155 exit ${EXIT_OK}
156}