mirror of
https://gitlab.archlinux.org/tpowa/archboot.git
synced 2024-09-20 03:50:37 +02:00
243 lines
8.8 KiB
Bash
Executable file
243 lines
8.8 KiB
Bash
Executable file
#!/usr/bin/env bash
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# SPDX-License-Identifier: GPL-2.0-only
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# written by Tobias Powalowski <tpowa@archlinux.org>
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LANG=C
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_ANSWER="/tmp/.network"
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_RUNNING_ARCH="$(uname -m)"
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_TITLE="Archboot ${_RUNNING_ARCH} | Arch Linux Setup | Network Configuration"
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_LOG="/dev/tty7"
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_NO_LOG="/dev/null"
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# _dialog()
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# an el-cheapo dialog wrapper
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#
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# parameters: see dialog(1)
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# returns: whatever dialog did
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_dialog() {
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dialog --backtitle "${_TITLE}" --aspect 15 "$@"
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return $?
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}
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_abort() {
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if _dialog --yesno "Abort Arch Linux Network Configuration?" 5 45; then
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[[ -e /tmp/.network-running ]] && rm /tmp/.network-running
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[[ -e /tmp/.network ]] && rm /tmp/.network
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clear
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exit 1
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else
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_CONTINUE=""
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fi
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}
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_printk()
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{
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case ${1} in
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"on") echo 4 >/proc/sys/kernel/printk ;;
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"off") echo 0 >/proc/sys/kernel/printk ;;
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esac
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}
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_net_interfaces() {
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find /sys/class/net/* -type l ! -name 'lo' -printf '%f ' -exec cat {}/address \;
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}
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_essid_list() {
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# only show lines with signal '*'
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# kill spaces from the end and replace spaces with + between
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# '+' character is one of 6 forbidden characters in SSID standard
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for dev in $(iwctl station "${_INTERFACE}" get-networks | grep '\*' | cut -c 1-41 | sed -e 's|\ *.$||g' -e 's|^.*\ \ ||g' -e 's| |\+|g'); do
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echo "${dev}"
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[[ "${1}" ]] && echo "${1}"
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done
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}
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_wireless() {
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_WLAN_HIDDEN=""
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_WLAN_SSID=""
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_WLAN_KEY=""
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_WLAN_AUTH=""
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# disconnect the interface first!
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iwctl station "${_INTERFACE}" disconnect &>"${_NO_LOG}"
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# clean old keys first!
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rm -f /var/lib/iwd/* &>"${_NO_LOG}"
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_CONTINUE=""
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while [[ -z "${_CONTINUE}" ]]; do
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# scan the area
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_dialog --infobox "Scanning for SSIDs with interface ${_INTERFACE}..." 3 50
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iwctl station "${_INTERFACE}" scan &>"${_NO_LOG}"
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sleep 5
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#shellcheck disable=SC2086,SC2046
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if _dialog --cancel-label "${_LABEL}" --title " SSID Scan Result " --menu "Empty spaces in your SSID are replaced by '+' char" 13 60 6 \
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$(_essid_list _) \
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"HIDDEN" "SSID" "RESCAN" "SSIDs" 2>"${_ANSWER}"; then
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_WLAN_SSID=$(cat "${_ANSWER}")
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_CONTINUE=1
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if grep -q 'RESCAN' "${_ANSWER}"; then
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_CONTINUE=""
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fi
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else
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_abort
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fi
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done
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_WLAN_CONNECT="connect"
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if [[ "${_WLAN_SSID}" == "HIDDEN" ]]; then
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_dialog --no-cancel --title " HIDDEN SSID " --inputbox "" 7 65 "secret" 2>"${_ANSWER}"
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_WLAN_SSID=$(cat "${_ANSWER}")
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_WLAN_CONNECT="connect-hidden"
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_WLAN_HIDDEN=1
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fi
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# replace # with spaces again
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#shellcheck disable=SC2001,SC2086
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_WLAN_SSID="$(echo ${_WLAN_SSID} | sed -e 's|\+|\ |g')"
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# expect hidden network has a WLAN_KEY
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#shellcheck disable=SC2143
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if ! [[ "$(iwctl station "${_INTERFACE}" get-networks | grep -w "${_WLAN_SSID}" | cut -c 42-49 | grep -q 'open')" ]] \
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|| [[ "${_WLAN_CONNECT}" == "connect-hidden" ]]; then
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_dialog --no-cancel --title " Connection Key " --inputbox "" 7 50 "Secret-WirelessKey" 2>"${_ANSWER}"
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_WLAN_KEY=$(cat "${_ANSWER}")
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fi
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# time to connect
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_dialog --infobox "Connecting to SSID='${_WLAN_SSID}' with interface ${_INTERFACE}..." 3 70
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_printk off
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if [[ -z "${_WLAN_KEY}" ]]; then
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iwctl station "${_INTERFACE}" "${_WLAN_CONNECT}" "${_WLAN_SSID}" &>"${_NO_LOG}" && _WLAN_AUTH=1
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else
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iwctl --passphrase="${_WLAN_KEY}" station "${_INTERFACE}" "${_WLAN_CONNECT}" "${_WLAN_SSID}" &>"${_NO_LOG}" && _WLAN_AUTH=1
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fi
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sleep 3
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_printk on
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if [[ -n "${_WLAN_AUTH}" ]]; then
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_dialog --infobox "Authentification to SSID='${_WLAN_SSID}' was successful." 3 70
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sleep 3
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return 0
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else
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_dialog --title " ERROR " --infobox "Authentification to SSID='${_WLAN_SSID}' failed. Please configure again!" 3 70
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sleep 5
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return 1
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fi
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}
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_network() {
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_NETPARAMETERS=""
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while [[ -z "${_NETPARAMETERS}" ]]; do
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# select network interface
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_INTERFACE=""
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_INTERFACES=$(_net_interfaces)
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while [[ -z "${_INTERFACE}" ]]; do
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#shellcheck disable=SC2086
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if _dialog --cancel-label "${_LABEL}" --title " Network Interface " --menu "" 11 40 5 ${_INTERFACES} 2>"${_ANSWER}"; then
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_INTERFACE=$(cat "${_ANSWER}")
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else
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_abort
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fi
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done
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echo "${_INTERFACE}" >/tmp/.network-interface
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# iwd renames wireless devices to wlanX
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if echo "${_INTERFACE}" | grep -q wlan; then
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_CONNECTION="wireless"
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else
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_CONNECTION="ethernet"
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fi
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# profile name
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_NETWORK_PROFILE=""
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_dialog --no-cancel --title " Network Profile Name " --inputbox "" 6 40 "${_INTERFACE}-${_CONNECTION}" 2>"${_ANSWER}"
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_NETWORK_PROFILE=/etc/systemd/network/$(cat "${_ANSWER}").network
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# wifi setup first
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_CONTINUE=""
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while [[ -z "${_CONTINUE}" && "${_CONNECTION}" == "wireless" ]]; do
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if _wireless; then
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_CONTINUE=1
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else
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_CONTINUE=""
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fi
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done
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# dhcp switch
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_IP=""
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if _dialog --yesno "Do you want to use DHCP?" 5 40; then
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_IP="dhcp"
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_IPADDR=""
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_GW=""
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_DNS=""
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else
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_IP="static"
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_dialog --no-cancel --title " IP Address And Netmask " --inputbox "" 7 40 "192.168.1.23/24" 2>"${_ANSWER}"
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_IPADDR=$(cat "${_ANSWER}")
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_dialog --no-cancel --title " Gateway " --inputbox "" 7 40 "192.168.1.1" 2>"${_ANSWER}"
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_GW=$(cat "${_ANSWER}")
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_dialog --no-cancel --title " Domain Name Server " --inputbox "" 7 40 "192.168.1.1" 2>"${_ANSWER}"
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_DNS=$(cat "${_ANSWER}")
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fi
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# http/ftp proxy settings
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_dialog --no-cancel --title " Proxy Server " --inputbox "\nhttp://name:port\nhttp://ip:port\nhttp://username:password@ip:port\n\n Leave the field empty if no proxy is needed to install." 12 65 "" 2>"${_ANSWER}"
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_PROXY=$(cat "${_ANSWER}")
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_PROXIES="http_proxy https_proxy ftp_proxy rsync_proxy HTTP_PROXY HTTPS_PROXY FTP_PROXY RSYNC_PROXY"
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_dialog --title " Summary " --yesno "Interface: ${_INTERFACE}\nConnection: ${_CONNECTION}\nNetwork profile: ${_NETWORK_PROFILE}\nSSID: ${_WLAN_SSID}\nHidden: ${_WLAN_HIDDEN}\nKey: ${_WLAN_KEY}\ndhcp or static: ${_IP}\nIP address: ${_IPADDR}\nGateway: ${_GW}\nDNS server: ${_DNS}\nProxy setting: ${_PROXY}" 0 0 && _NETPARAMETERS=1
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done
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# write systemd-networkd profile
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echo "#$_NETWORK_PROFILE generated by archboot setup" > "${_NETWORK_PROFILE}"
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#shellcheck disable=SC2129
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echo "[Match]" >> "${_NETWORK_PROFILE}"
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echo "Name=${_INTERFACE}" >> "${_NETWORK_PROFILE}"
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echo "" >> "${_NETWORK_PROFILE}"
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echo "[Network]" >> "${_NETWORK_PROFILE}"
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[[ "${_IP}" == "dhcp" ]] && echo "DHCP=yes" >> "${_NETWORK_PROFILE}"
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if [[ "${_CONNECTION}" == "wireless" ]]; then
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#shellcheck disable=SC2129
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echo "IgnoreCarrierLoss=3s" >>"${_NETWORK_PROFILE}"
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fi
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if [[ "${_IP}" == "static" ]]; then
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#shellcheck disable=SC2129
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echo "Address=${_IPADDR}" >>"${_NETWORK_PROFILE}"
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echo "Gateway=${_GW}" >>"${_NETWORK_PROFILE}"
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echo "DNS=${_DNS}" >>"${_NETWORK_PROFILE}"
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fi
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# set proxies
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if [[ -z "${_PROXY}" ]]; then
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for i in ${_PROXIES}; do
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unset "${i}"
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done
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else
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for i in ${_PROXIES}; do
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export "${i}"="${_PROXY}"
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done
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fi
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if [[ -e /etc/systemd/network/10-wired-auto-dhcp.network ]]; then
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echo "Disabled Archboot's bootup wired auto dhcp browsing." >"${_LOG}"
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rm /etc/systemd/network/10-wired-auto-dhcp.network
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fi
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echo "Using setup's network profile ${_NETWORK_PROFILE} now..." >"${_LOG}"
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systemctl restart systemd-networkd
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systemctl restart systemd-resolved
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_dialog --infobox "Waiting for network link to come up..." 3 50
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# add sleep here for systemd-resolve get correct values
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sleep 5
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if ! getent hosts www.google.com &>"${_LOG}"; then
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_dialog --title " ERROR " --infobox "Your network is not working correctly, please configure again!" 3 60
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sleep 5
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return 1
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fi
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_dialog --infobox "Link is up. Network is ready." 3 50
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sleep 3
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_dialog --infobox "Network configuration completed successfully." 3 50
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sleep 3
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return 0
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}
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if [[ -e /tmp/.network-running ]]; then
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clear
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echo "network already runs on a different console!"
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echo "Please remove /tmp/.network-running first to launch network!"
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exit 1
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fi
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: >/tmp/.network-running
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if [[ -n "${1}" ]]; then
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_LABEL="Back"
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else
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_LABEL="Exit"
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fi
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while true; do
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_network && break
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done
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[[ -e /tmp/.network-running ]] && rm /tmp/.network-running
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clear
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exit 0
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# vim: set ft=sh ts=4 sw=4 et:
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