178 lines
6.4 KiB
Bash
Executable File
178 lines
6.4 KiB
Bash
Executable File
#!/bin/bash
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# ap-setup.sh
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# OpenDRS Online Discrepancy Reporting System
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# Copyright (C) 2022 Rod Wright
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# SPDX-License-Identifier: GPL-2.0
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# Wireless Access Point Raspberry Pi Setup
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function get_ap_params() {
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echo ""
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wapssidok=0
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while [ "$wapssidok" -ne 1 ]
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do
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echo "This access point will need an SSID. This is what will appear"
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echo "as the name of this terminal when other devices connect."
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echo -n "Please enter the desired SSID for this access point: "
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read wapssid
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if [ "$wapssid" = "" ]
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then
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echo "SSID cannot be blank. Try again."
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else
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wapssidok=1
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fi
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done
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wappassok=0
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while [ "$wappassok" -ne 1 ]
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do
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echo "You will need to set a passphrase for this access point. It should"
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echo "be at least 8 characters in length and cannot be blank."
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echo -n "Please enter the desired passphrase for this access point: "
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read wappass
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wappasslen=`echo -n $wappass | wc -m`
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if [ "$wappass" = "" -o "$wappasslen" -lt 8 ]
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then
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echo "Passphrase doesn't satisfy requirements above. Try again."
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else
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wappassok=1
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fi
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done
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# Save parameters in config file
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sed -i 's,'wapssid=.*','wapssid="\"$wapssid\""',' /etc/piwifiap.conf
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sed -i 's,'wappass=.*','wappass="\"$wappass\""',' /etc/piwifiap.conf
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}
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current_user=`whoami`
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if [ "$current_user" != "root" ]
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then
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echo "You must have root privileges to run this setup."
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echo "Try 'sudo $0'"
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exit 1
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fi
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echo ""
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echo ""
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echo "If this terminal connects to a network using ethernet, it can be configured"
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echo "as a wireless access point for other terminals. Would you like to configure"
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echo -n "this terminal as an access point? [y/N]: "
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read wapconf
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if [ "$wapconf" = "Y" -o "$wapconf" = "y" ]
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then
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# Determine if we are using NetworkManager or systemd-networkd
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echo ""
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echo "Copying files..."
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chmod +x apsetup/usr/local/bin/*
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cp -Rv apsetup/usr/local/bin/* /usr/local/bin
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cp -Rv apsetup/etc/* /etc
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if systemctl status dhcpcd.service|grep -q "Active: active (running)"
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then
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echo "Configuring as wireless access point using systemd-networkd."
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get_ap_params
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# Save network system in config file
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sed -i 's,'network_system=.*','network_system="\"systemd-networkd\""',' /etc/piwifiap.conf
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apt install hostapd
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systemctl unmask hostapd
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systemctl enable hostapd
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echo "[NetDev]" >/etc/systemd/network/bridge-br0.netdev
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echo "Name=br0" >>/etc/systemd/network/bridge-br0.netdev
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echo "Kind=bridge" >>/etc/systemd/network/bridge-br0.netdev
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echo "[Match]" >/etc/systemd/network/br0-member-eth0.network
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echo "Name=eth0" >>/etc/systemd/network/br0-member-eth0.network
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echo "" >>/etc/systemd/network/br0-member-eth0.network
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echo "[Network]" >>/etc/systemd/network/br0-member-eth0.network
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echo "Bridge=br0" >>/etc/systemd/network/br0-member-eth0.network
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systemctl enable systemd-networkd
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mv /etc/dhcpcd.conf /etc/dhcpcd.conf.old
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echo "denyinterfaces wlan0 eth0" >/etc/dhcpcd.conf
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cat /etc/dhcpcd.conf.old >>/etc/dhcpcd.conf
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echo "interface br0" >>/etc/dhcpcd.conf
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rfkill unblock wlan
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echo "country_code=US" >/etc/hostapd/hostapd.conf
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echo "interface=wlan0" >>/etc/hostapd/hostapd.conf
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echo "bridge=br0" >>/etc/hostapd/hostapd.conf
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echo "ssid=$wapssid" >>/etc/hostapd/hostapd.conf
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echo "hw_mode=g" >>/etc/hostapd/hostapd.conf
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echo "channel=7" >>/etc/hostapd/hostapd.conf
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echo "macaddr_acl=0" >>/etc/hostapd/hostapd.conf
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echo "auth_algs=1" >>/etc/hostapd/hostapd.conf
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echo "ignore_broadcast_ssid=0" >>/etc/hostapd/hostapd.conf
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echo "wpa=2" >>/etc/hostapd/hostapd.conf
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echo "wpa_passphrase=$wappass" >>/etc/hostapd/hostapd.conf
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echo "wpa_key_mgmt=WPA-PSK" >>/etc/hostapd/hostapd.conf
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echo "wpa_pairwise=TKIP" >>/etc/hostapd/hostapd.conf
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echo "rsn_pairwise=CCMP" >>/etc/hostapd/hostapd.conf
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if dpkg -l|grep webmin >/dev/null 2>&1
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then
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wget -c http://github.com/pjz/webmin-modules/releases/download/v1.0/hostap.wbm.gz
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gzip -d hostap.wbm.gz
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/usr/share/webmin/install-module.pl hostap.wbm
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fi
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echo ""
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echo ""
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elif systemctl status NetworkManager.service|grep -q "Active: active (running)"
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then
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echo "Configuring as wireless access point using NetworkManager."
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rfkill unblock wlan
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get_ap_params
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# Clean up a possible failed previous attempt
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nmcli con del piwifi-ap >/dev/null 2>&1
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nmcli con del piwifi-ethernet >/dev/null 2>&1
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nmcli con del piwifi-apbridge >/dev/null 2>&1
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# Save network system in config file
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sed -i 's,'network_system=.*','network_system="\"NetworkManager\""',' /etc/piwifiap.conf
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nmcli con add type bridge \
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con-name piwifi-apbridge \
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ifname bridge0
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nmcli con add type ethernet \
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slave-type bridge \
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con-name piwifi-ethernet \
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ifname eth0 \
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master bridge0
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nmcli con add type wifi \
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ifname wlan0 \
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con-name piwifi-ap \
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autoconnect yes \
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ssid "$wapssid" \
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slave-type bridge \
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master bridge0 \
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wifi-sec.key-mgmt wpa-psk \
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wifi-sec.psk "$wappass" \
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802-11-wireless.mode ap \
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802-11-wireless.band bg
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nmcli con up piwifi-apbridge
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nmcli con up piwifi-ethernet
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nmcli con up piwifi-ap
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else
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echo "Unable to determine what type of network configuration (systemd-networkd"
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echo "or NetworkManager) your system uses. Automatic setup cannot continue."
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exit 1
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fi
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echo "Wireless access point setup is complete. It will be"
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echo "automatically enabled after reboot. To change the SSID or"
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echo "passphrase in the future, run:"
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echo " sudo wap-setssid"
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echo "or:"
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echo " sudo wap-setpassphrase"
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echo "at a command prompt."
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echo ""
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echo "To disable the access point altogether in the future, run:"
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echo " sudo wap-disable"
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echo "at a command prompt and reboot the terminal. To re-enable it, run:"
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echo " sudo wap-enable"
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echo "at a command prompt and reboot the terminal."
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echo ""
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echo -n "Press enter key to continue..."
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read cont
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else
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exit 2
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fi
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