mirror of
https://github.com/lwfinger/rtl8188eu.git
synced 2024-11-25 14:03:40 +00:00
162 lines
4.1 KiB
Bash
Executable file
162 lines
4.1 KiB
Bash
Executable file
#!/bin/sh
|
|
# Script to start/stop a hostapd-based access point
|
|
#
|
|
# Sample start call "control_ap start wlan0 eth0"
|
|
# Stop with "control_ap stop"
|
|
#
|
|
|
|
case "$1" in
|
|
start)
|
|
if [ $# -ne 3 ]
|
|
then
|
|
echo "Usage: $0 start AP_iface NET_iface"
|
|
exit 1
|
|
fi
|
|
;;
|
|
stop)
|
|
if [ $# -ne 1 ]
|
|
then
|
|
echo "Usage: $0 stop"
|
|
exit 1
|
|
fi
|
|
;;
|
|
*)
|
|
echo "Usage:"
|
|
echo "$0 start AP-iface net_iface"
|
|
echo "or"
|
|
echo "$0 stop"
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
# Symbols for needed programs
|
|
|
|
IPTABLES=/sbin/iptables
|
|
IFCONFIG=/sbin/ifconfig
|
|
DHCPD=/usr/sbin/dhcpd
|
|
HOSTAPD=/home/finger/rtl8188eu/hostapd-0.8/hostapd/hostapd
|
|
|
|
# Symbols for AP and external interfaces
|
|
|
|
NET_AP=$2
|
|
NET_EXT=$3
|
|
|
|
# First 3 octets of IP address for the AP
|
|
|
|
AP_ADDR=192.168.0
|
|
|
|
# IP address for nameserver
|
|
|
|
NAME_SERVER=8.8.8.8
|
|
|
|
# AP Channel, SSID, Encryption method, driver, and Encryption secret
|
|
|
|
AP_CHANNEL=11
|
|
AP_SSID=rtwap
|
|
WPA_SECRET="87654321"
|
|
ENCRYPT_MODE=2
|
|
DRIVER=rtl871xdrv
|
|
|
|
case "$1" in
|
|
start)
|
|
echo "Starting AP mode for $NET_AP at address $AP_ADDR.1"
|
|
# Disable packet forwarding
|
|
echo 0 > /proc/sys/net/ipv4/ip_forward
|
|
# Stop any existing hostapd and dhcpd daemons
|
|
killall -q hostapd
|
|
killall -q dhcpd
|
|
#Set up forwarding
|
|
$IPTABLES -t nat -A POSTROUTING -o $NET_EXT -j MASQUERADE
|
|
$IPTABLES -A FORWARD -i $NET_EXT -o $NET_AP -m state \
|
|
--state RELATED,ESTABLISHED -j ACCEPT
|
|
$IPTABLES -A FORWARD -i $NET_AP -o $NET_EXT -j ACCEPT
|
|
# Get the AP interface in the right state
|
|
$IFCONFIG $NET_AP down
|
|
$IFCONFIG $NET_AP up
|
|
$IFCONFIG $NET_AP $AP_ADDR.1
|
|
# dhcpd needs to have a leases file available - create it if needed
|
|
if [ ! -f /var/lib/dhcp/db/dhcpd.leases ]; then
|
|
mkdir -p /var/lib/dhcp/db
|
|
touch /var/lib/dhcp/db/dhcpd.leases
|
|
fi
|
|
# Write the DHCP server configuration file
|
|
echo "option domain-name-servers $NAME_SERVER;" > ~/dhcpd.conf
|
|
echo "default-lease-time 600;" >> ~/dhcpd.conf
|
|
echo "max-lease-time 7200;" >> ~/dhcpd.conf
|
|
echo "ddns-update-style none; ddns-updates off;" >> ~/dhcpd.conf
|
|
echo "subnet $AP_ADDR.0 netmask 255.255.255.0 {" >> ~/dhcpd.conf
|
|
echo " range $AP_ADDR.200 $AP_ADDR.229;" >> ~/dhcpd.conf
|
|
echo " option subnet-mask 255.255.255.0;" >> ~/dhcpd.conf
|
|
echo " option broadcast-address $AP_ADDR.255;" >> ~/dhcpd.conf
|
|
echo " option routers $AP_ADDR.1;" >> ~/dhcpd.conf
|
|
echo "}" >> ~/dhcpd.conf
|
|
# Bring up the DHCP server
|
|
$DHCPD -cf ~/dhcpd.conf $NET_AP
|
|
# Write the hostapd configuration file
|
|
cat > ~/hostapd.conf << EOF
|
|
auth_algs=1
|
|
beacon_int=100
|
|
country_code=US
|
|
ctrl_interface_group=0
|
|
ctrl_interface=/var/run/hostapd
|
|
dtim_period=2
|
|
dump_file=/tmp/hostapd.dump
|
|
fragm_threshold=2346
|
|
#ht_capab=[HT40-][SHORT-GI-20][SHORT-GI-40][MAX-AMSDU-7935][DSSS_CCK-40]
|
|
#ieee80211d=1
|
|
ieee80211n=1
|
|
ignore_broadcast_ssid=0
|
|
logger_stdout=-1
|
|
logger_stdout_level=2
|
|
logger_syslog=-1
|
|
logger_syslog_level=2
|
|
macaddr_acl=0
|
|
max_num_sta=255
|
|
rts_threshold=2347
|
|
wmm_ac_be_acm=0
|
|
wmm_ac_be_aifs=3
|
|
wmm_ac_be_cwmax=10
|
|
wmm_ac_be_cwmin=4
|
|
wmm_ac_be_txop_limit=0
|
|
wmm_ac_bk_acm=0
|
|
wmm_ac_bk_aifs=7
|
|
wmm_ac_bk_cwmax=10
|
|
wmm_ac_bk_cwmin=4
|
|
wmm_ac_bk_txop_limit=0
|
|
wmm_ac_vi_acm=0
|
|
wmm_ac_vi_aifs=2
|
|
wmm_ac_vi_cwmax=4
|
|
wmm_ac_vi_cwmin=3
|
|
wmm_ac_vi_txop_limit=94
|
|
wmm_ac_vo_acm=0
|
|
wmm_ac_vo_aifs=2
|
|
wmm_ac_vo_cwmax=3
|
|
wmm_ac_vo_cwmin=2
|
|
wmm_ac_vo_txop_limit=47
|
|
wmm_enabled=1
|
|
EOF
|
|
echo "interface=$NET_AP" >> ~/hostapd.conf
|
|
echo "ssid=$AP_SSID" >> ~/hostapd.conf
|
|
echo "driver=$DRIVER" >> ~/hostapd.conf
|
|
echo "hw_mode=g" >> ~/hostapd.conf
|
|
echo "channel=$AP_CHANNEL" >> ~/hostapd.conf
|
|
echo "wpa=$ENCRYPT_MODE" >> ~/hostapd.conf
|
|
echo "wpa_key_mgmt=WPA-PSK" >> ~/hostapd.conf
|
|
echo "wpa_pairwise=TKIP CCMP" >> ~/hostapd.conf
|
|
echo "rsn_pairwise=CCMP" >> ~/hostapd.conf
|
|
echo "wpa_passphrase=$WPA_SECRET" >> ~/hostapd.conf
|
|
# Enable packet forwarding
|
|
echo 1 > /proc/sys/net/ipv4/ip_forward
|
|
# Bring up hostapd
|
|
$HOSTAPD -dd -B ~/hostapd.conf
|
|
;;
|
|
stop)
|
|
echo "Stopping AP mode"
|
|
# Stop hostapd and dhcpd daemons
|
|
killall hostapd
|
|
killall dhcpd
|
|
rm -f ~/hostapd.conf
|
|
rm -f ~/dhcpd.conf
|
|
;;
|
|
esac
|
|
|