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75 lines
2.5 KiB
75 lines
2.5 KiB
5 years ago
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#!/bin/bash
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# Colors
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MAGENTA='\e[0;35m'
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RED='\e[0;31m'
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GREEN='\e[0;32m'
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BLUE='\e[0;34m'
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NC='\e[0m'
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# Check that the interface exists and its not in use. Returns iface phy
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iface_check (){
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IFACE="$1"
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# Check that the requested iface is available
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if ! [ -e /sys/class/net/"$IFACE" ]
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then
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echo -e "${RED}[ERROR]${NC} The interface provided does not exist. Exiting..."
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exit 1
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fi
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# Check that the given interface is not used by the host as the default route
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if [[ $(ip r | grep default | cut -d " " -f5) == "$IFACE" ]]
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then
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echo -e "${BLUE}[INFO]${NC} The selected interface is configured as the default route, if you use it you will lose internet connectivity"
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exit 1;
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fi
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# Find the physical interface for the given wireless interface
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PHY=$(cat /sys/class/net/"$IFACE"/phy80211/name)
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echo $PHY
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}
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hostapd_setup() {
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### Check if hostapd is running in the host
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hostapd_pid=$(pgrep hostapd)
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if [ ! "$hostapd_pid" == "" ]
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then
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echo -e "${BLUE}[INFO]${NC} hostapd service is already running in the system, make sure you use a different wireless interface..."
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#kill -9 "$hostapd_pid"
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fi
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# Unblock wifi and bring the wireless interface up
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echo -e "${BLUE}[INFO]${NC} Unblocking wifi and setting ${IFACE} up"
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rfkill unblock wifi
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ip link set "$IFACE" up
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# Check if a wlan config file exists, else take wlan parameters by default
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if [ -e "$PATHSCRIPT"/"$CONF_FILE" ]
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then
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echo -e "${BLUE}[INFO]${NC} Found WLAN config file"
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# Parse the wlan config file
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IFS="="
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while read -r name value
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do
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case $name in
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''|\#* ) continue;; # Skip blank lines and lines starting with #
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"SSID" )
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SSID=${value//\"/}
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echo -e "${BLUE}"[INFO]"${NC}" SSID: "${MAGENTA}""$SSID""${NC}";;
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"PASSPHRASE" )
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PASSPHRASE=${value//\"/};;
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"HW_MODE" )
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HW_MODE=${value//\"/};;
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"CHANNEL" )
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CHANNEL=${value//\"/};;
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* )
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echo Parameter "$name" in "$PATHSCRIPT"/"$CONF_FILE" not recognized
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esac
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done < "$PATHSCRIPT"/"$CONF_FILE"
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else
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echo -e "${BLUE}[INFO]${NC} WLAN config file not found. Setting default WLAN parameters"
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echo -e "${BLUE}"[INFO]"${NC}" SSID: "${MAGENTA}""$SSID""${NC}"
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fi
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}
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