97 lines
2.5 KiB
Text
Executable file
97 lines
2.5 KiB
Text
Executable file
#
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#
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# Copyright (C) 2012 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#
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# Script that turns on useful logging for wpa_supplicant
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WPA_LEVEL_LIST="excessive msgdump debug info warning error"
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usage(){
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echo "
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Usage: wpa_debug [level]|[--reset]|[--help][--list_valid_levels]
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wpa_debug sets the debug level of wpa_supplicant.
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Current debug level is displayed if no parameters are provided
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level: The level is the level we want to set the debugging level to. The valid
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levels can be viewed by using the --list_valid_levels flag
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eg: wpa_debug msgdump
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Sets the wpa_supplicant logging level to msgdump
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--reset : Resets the level to 'info'
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--help : Displays this output
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--list_valid_levels: Displays the valid levels wpa_supplicant can be set to
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"
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}
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CMD_FLAG="<<cmd>>"
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WPA_CMD="dbus-send --system --dest=fi.w1.wpa_supplicant1 --print-reply /fi/w1/wpa_supplicant1 org.freedesktop.DBus.Properties.$CMD_FLAG string:fi.w1.wpa_supplicant1 string:DebugLevel"
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# Returns whether or not $2 exists in $1 where $1 is a space
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# separated list of tags
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is_valid_tag(){
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expr " $1 " : ".* $2 .*"> /dev/null
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}
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get_wpa_logging(){
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set_cmd="`echo $WPA_CMD | sed "s/$CMD_FLAG/Get/"`"
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$set_cmd | sed -e '/string/!d; s/[[:space:]]\+/ /g' | cut -d "\"" -f 2
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}
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set_wpa_logging(){
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if ! is_valid_tag "$WPA_LEVEL_LIST" "$1"; then
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return 1
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fi
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if [ $1 = `get_wpa_logging` ]; then
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return 1
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fi
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set_cmd="`echo $WPA_CMD | sed "s/$CMD_FLAG/Set/"` variant:string:$1"
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$set_cmd
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}
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if [ $# -gt 0 ]; then
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for param in "$@"; do
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case $param in
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--reset)
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set_wpa_logging "info"
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;;
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--list*)
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echo "Valid levels are: `echo $WPA_LEVEL_LIST| sed 's/ /, /g'`"
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exit 0
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;;
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--help|--*)
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usage
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exit 0
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;;
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*)
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old_level="`get_wpa_logging`"
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set_wpa_logging "$param"
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echo "Old wpa level: $old_level"
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;;
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esac
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done
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fi
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echo "Current wpa level: `get_wpa_logging`"
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