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#!/bin/bash
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# Copyright 1999-2005 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo/src/livecd-tools/livecd-functions.sh,v 1.17 2005/12/12 19:11:16 wolf31o2 Exp $
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# Global Variables:
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# CDBOOT -- is booting off CD
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# LIVECD_CONSOLE -- console that is specified to kernel commandline
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# -- (ttyS0, tty1, etc). Only defined if passed to kernel
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# LIVECD_CONSOLE_BAUD -- console baudrate specified
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# LIVECD_CONSOLE_PARITY -- console parity specified
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# LIVECD_CONSOLE_DATABITS -- console databits specified
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source /sbin/functions.sh
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livecd_parse_opt() {
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case "$1" in
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*\=*)
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echo "$1" | cut -f2 -d=
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;;
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esac
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}
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livecd_check_root() {
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if [ "$(whoami)" != "root" ]
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then
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echo "ERROR: must be root to continue"
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return 1
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fi
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}
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livecd_get_cmdline() {
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echo "0" > /proc/sys/kernel/printk
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CMDLINE="$(cat /proc/cmdline)"
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export CMDLINE
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}
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no_gl() {
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ewarn "No OpenGL-capable card found."
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echo
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einfo "If you have a card that you know is supported by either the ATI or"
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einfo "NVIDIA binary drivers, please file a bug with the output of lspci"
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einfo "on http://bugs.gentoo.org so we can resolve this."
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GLTYPE=xorg-x11
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}
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ati_gl() {
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einfo "ATI card detected."
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GLTYPE=ati
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}
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nv_gl() {
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einfo "NVIDIA card detected."
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GLTYPE=nvidia
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}
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get_video_cards() {
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[ -x /sbin/lspci ] && VIDEO_CARDS="$(/sbin/lspci | grep VGA)"
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[ -x /usr/sbin/lspci ] && VIDEO_CARDS="$(/usr/sbin/lspci | grep VGA)"
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NUM_CARDS="$(echo ${VIDEO_CARDS} | wc -l)"
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if [ ${NUM_CARDS} -eq 1 ]; then
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NVIDIA=$(echo ${VIDEO_CARDS} | grep "nVidia Corporation")
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ATI=$(echo ${VIDEO_CARDS} | grep "ATI Technologies")
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if [ -n "${NVIDIA}" ]; then
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NVIDIA_CARD=$(echo ${NVIDIA} | awk 'BEGIN {RS=" "} /(NV|nv)[0-9]+/ {print $1}' | cut -d. -f1 | sed 's/ //' | sed 's:[^0-9]::g')
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if [ -n "${NVIDIA_CARD}" ]; then
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if [ $(echo ${NVIDIA_CARD} | cut -dV -f2) -ge 4 ]; then
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nv_gl
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else
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no_gl
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fi
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else
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no_gl
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fi
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elif [ -n "${ATI}" ]; then
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ATI_CARD=$(echo ${ATI} | awk 'BEGIN {RS=" "} /(R|RV|RS)[0-9]+/ {print $1}')
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if [ $(echo ${ATI_CARD} | grep S) ]; then
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ATI_CARD_S=$(echo ${ATI_CARD} | cut -dS -f2)
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elif [ $(echo ${ATI_CARD} | grep V) ]; then
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ATI_CARD_V=$(echo ${ATI_CARD} | cut -dV -f2)
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else
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ATI_CARD=$(echo ${ATI_CARD} | cut -dR -f2)
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fi
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if [ -n "${ATI_CARD_S}" ] && [ ${ATI_CARD_S} -ge 350 ]; then
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ati_gl
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elif [ -n "${ATI_CARD_V}" ] && [ ${ATI_CARD_V} -ge 250 ]; then
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ati_gl
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elif [ -n "${ATI_CARD}" ] && [ ${ATI_CARD} -ge 200 ]; then
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ati_gl
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else
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no_gl
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fi
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else
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no_gl
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fi
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fi
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}
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livecd_config_wireless() {
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cd /tmp/setup.opts
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dialog --title "SSID" --inputbox "Please enter your SSID, or leave blank for selecting the nearest open network" 20 50 2> ${iface}.SSID
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SSID="$(cat ${iface}.SSID)"
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if [ -n "${SSID}" ]
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then
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dialog --title "WEP (Part 1)" --menu "Does your network use encryption?" 20 60 7 1 "Yes" 2 "No" 2> ${iface}.WEP
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WEP="$(cat ${iface}.WEP)"
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case ${WEP} in
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1)
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dialog --title "WEP (Part 2)" --menu "Are you entering your WEP key in HEX or ASCII?" 20 60 7 1 "HEX" 2 "ASCII" 2> ${iface}.WEPTYPE
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WEP_TYPE="$(cat ${iface}.WEPTYPE)"
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case ${WEP_TYPE} in
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1)
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dialog --title "WEP (Part 3)" --inputbox "Please enter your WEP key in the form of XXXX-XXXX-XX for 64-bit or XXXX-XXXX-XXXX-XXXX-XXXX-XXXX-XX for 128-bit" 20 50 2> ${iface}.WEPKEY
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WEP_KEY="$(cat ${iface}.WEPKEY)"
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if [ -n "${WEP_KEY}" -a -x /usr/sbin/iwconfig ]
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then
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/usr/sbin/iwconfig ${iface} essid "${SSID}"
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/usr/sbin/iwconfig ${iface} key "${WEP_KEY}"
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fi
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;;
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2)
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dialog --title "WEP (Part 3)" --inputbox "Please enter your WEP key in ASCII form. This should be 5 or 13 characters for either 64-bit or 128-bit encryption, repectively" 20 50 2> ${iface}.WEPKEY
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WEP_KEY="$(cat ${iface}.WEPKEY)"
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if [ -n "${WEP_KEY}" -a -x /usr/sbin/iwconfig ]
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then
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/usr/sbin/iwconfig ${iface} essid "${SSID}"
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/usr/sbin/iwconfig ${iface} key "s:${WEP_KEY}"
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fi
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;;
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esac
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;;
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2)
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/usr/sbin/iwconfig ${iface} essid "${SSID}"
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/usr/sbin/iwconfig ${iface} key off
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;;
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esac
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fi
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}
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livecd_write_wireless_conf() {
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cd /tmp/setup.opts
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SSID="$(cat ${iface}.SSID)"
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if [ -n "${SSID}" ]
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then
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echo "# This wireless configuration file was built by net-setup" > /etc/conf.d/wireless
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WEP="$(cat ${iface}.WEPTYPE)"
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case ${WEP} in
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1)
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WEP_TYPE="$(cat ${iface}.WEPTYPE)"
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if [ -n "${WEP_TYPE}" ]
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then
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WEP_KEY="$(cat ${iface}.WEPKEY)"
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if [ -n "${WEP_KEY}" ]
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then
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SSID_TRANS="$(echo ${SSID//[![:word:]]/_})"
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case ${WEP_TYPE} in
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1)
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echo "key_${SSID_TRANS}=\"${WEP_KEY} enc open\"" >> /etc/conf.d/wireless
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;;
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2)
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echo "key_${SSID_TRANS}=\"s:${WEP_KEY} enc open\"" >> /etc/conf.d/wireless
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;;
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esac
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fi
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fi
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;;
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2)
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:
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;;
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esac
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echo "preferred_aps=( \"${SSID}\" )" >> /etc/conf.d/wireless
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echo "associate_order=\"forcepreferredonly\"" >> /etc/conf.d/wireless
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fi
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}
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livecd_config_ip() {
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cd /tmp/setup.opts
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dialog --title "TCP/IP setup" --menu "You can use DHCP to automatically configure a network interface or you can specify an IP and related settings manually. Choose one option:" 20 60 7 1 "Use DHCP to auto-detect my network settings" 2 "Specify an IP address manually" 2> ${iface}.DHCP
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DHCP="$(cat ${iface}.DHCP)"
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case ${DHCP} in
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1)
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/sbin/dhcpcd -n -t 10 -h $(hostname) ${iface} &
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;;
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2)
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dialog --title "IP address" --inputbox "Please enter an IP address for ${iface}:" 20 50 "192.168.1.1" 2> ${iface}.IP
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IP="$(cat ${iface}.IP)"
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BC_TEMP="$(echo $IP|cut -d . -f 1).$(echo $IP|cut -d . -f 2).$(echo $IP|cut -d . -f 3).255"
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dialog --title "Broadcast address" --inputbox "Please enter a Broadcast address for ${iface}:" 20 50 "${BC_TEMP}" 2> ${iface}.BC
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BROADCAST="$(cat ${iface}.BC)"
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dialog --title "Network mask" --inputbox "Please enter a Network Mask for ${iface}:" 20 50 "255.255.255.0" 2> ${iface}.NM
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NETMASK="$(cat ${iface}.NM)"
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dialog --title "Gateway" --inputbox "Please enter a Gateway for ${iface} (hit enter for none:)" 20 50 2> ${iface}.GW
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GATEWAY="$(cat ${iface}.GW)"
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dialog --title "DNS server" --inputbox "Please enter a name server to use (hit enter for none:)" 20 50 2> ${iface}.DNS
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DNS="$(cat ${iface}.DNS)"
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/sbin/ifconfig ${iface} ${IP} broadcast ${BROADCAST} netmask ${NETMASK}
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if [ -n "${GATEWAY}" ]
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then
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/sbin/route add default gw ${GATEWAY} dev ${iface} netmask 0.0.0.0 metric 1
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fi
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if [ -n "${DNS}" ]
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then
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dialog --title "DNS Search Suffix" --inputbox "Please enter any domains which you would like to search on DNS queries (hit enter for none:)" 20 50 2> ${iface}.SUFFIX
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SUFFIX="$(cat ${iface}.SUFFIX)"
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echo "nameserver ${DNS}" > /etc/resolv.conf
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if [ -n "${SUFFIX}" ]
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then
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echo "search ${SUFFIX}" >> /etc/resolv.conf
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fi
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fi
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;;
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esac
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}
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livecd_write_net_conf() {
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cd /tmp/setup.opts
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echo "# This network configuration was written by net-setup" > /etc/conf.d/net
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DHCP="$(cat ${iface}.DHCP)"
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case ${DHCP} in
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1)
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echo "iface_${iface}=\"dhcp\"" >> /etc/conf.d/net
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;;
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2)
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IP="$(cat ${iface}.IP)"
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BROADCAST="$(cat ${iface}.BC)"
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NETMASK="$(cat ${iface}.NM)"
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GATEWAY="$(cat ${iface}.GW)"
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if [ -n "${IP}" -a -n "${BROADCAST}" -a -n "${NETMASK}" ]
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then
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echo "iface_eth0=\"${IP} broadcast ${BROADCAST} netmask ${NETMASK}\"" >> /etc/conf.d/net
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if [ -n "${GATEWAY}" ]
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then
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echo "gateway=\"${iface}/${GATEWAY}\"" >> /etc/conf.d/net
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fi
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fi
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;;
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esac
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}
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livecd_console_settings() {
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# scan for a valid baud rate
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case "$1" in
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300*)
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LIVECD_CONSOLE_BAUD=300
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;;
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600*)
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LIVECD_CONSOLE_BAUD=600
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;;
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1200*)
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LIVECD_CONSOLE_BAUD=1200
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;;
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2400*)
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LIVECD_CONSOLE_BAUD=2400
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;;
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4800*)
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LIVECD_CONSOLE_BAUD=4800
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;;
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9600*)
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LIVECD_CONSOLE_BAUD=9600
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;;
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14400*)
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LIVECD_CONSOLE_BAUD=14400
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;;
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19200*)
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LIVECD_CONSOLE_BAUD=19200
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;;
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28800*)
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LIVECD_CONSOLE_BAUD=28800
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;;
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38400*)
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LIVECD_CONSOLE_BAUD=38400
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;;
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57600*)
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LIVECD_CONSOLE_BAUD=57600
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;;
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115200*)
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LIVECD_CONSOLE_BAUD=115200
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;;
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esac
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if [ "${LIVECD_CONSOLE_BAUD}" = "" ]
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then
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# If it's a virtual console, set baud to 38400, if it's a serial
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# console, set it to 9600 (by default anyhow)
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| 284 |
case ${LIVECD_CONSOLE} in
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| 285 |
tty[0-9])
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| 286 |
LIVECD_CONSOLE_BAUD=38400
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;;
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*)
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LIVECD_CONSOLE_BAUD=9600
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;;
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esac
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fi
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export LIVECD_CONSOLE_BAUD
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| 295 |
# scan for a valid parity
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| 296 |
# If the second to last byte is a [n,e,o] set parity
|
| 297 |
local parity
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| 298 |
parity=$(echo $1 | rev | cut -b 2-2)
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| 299 |
case "$parity" in
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| 300 |
[neo])
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| 301 |
LIVECD_CONSOLE_PARITY=$parity
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| 302 |
;;
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| 303 |
esac
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export LIVECD_CONSOLE_PARITY
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# scan for databits
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| 307 |
# Only set databits if second to last character is parity
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| 308 |
if [ "${LIVECD_CONSOLE_PARITY}" != "" ]
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| 309 |
then
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LIVECD_CONSOLE_DATABITS=$(echo $1 | rev | cut -b 1)
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fi
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export LIVECD_CONSOLE_DATABITS
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return 0
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| 314 |
}
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| 315 |
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| 316 |
livecd_read_commandline() {
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| 317 |
livecd_get_cmdline || return 1
|
| 318 |
|
| 319 |
for x in ${CMDLINE}
|
| 320 |
do
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| 321 |
case "${x}" in
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| 322 |
cdroot)
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| 323 |
CDBOOT="yes"
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| 324 |
export CDBOOT
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| 325 |
;;
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| 326 |
cdroot\=*)
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| 327 |
CDBOOT="yes"
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| 328 |
export CDBOOT
|
| 329 |
;;
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| 330 |
console\=*)
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| 331 |
local live_console
|
| 332 |
live_console=$(livecd_parse_opt "${x}")
|
| 333 |
|
| 334 |
# Parse the console line. No options specified if
|
| 335 |
# no comma
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| 336 |
LIVECD_CONSOLE=$(echo ${live_console} | cut -f1 -d,)
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| 337 |
if [ "${LIVECD_CONSOLE}" = "" ]
|
| 338 |
then
|
| 339 |
# no options specified
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| 340 |
LIVECD_CONSOLE=${live_console}
|
| 341 |
else
|
| 342 |
# there are options, we need to parse them
|
| 343 |
local livecd_console_opts
|
| 344 |
livecd_console_opts=$(echo ${live_console} | cut -f2 -d,)
|
| 345 |
livecd_console_settings ${livecd_console_opts}
|
| 346 |
fi
|
| 347 |
export LIVECD_CONSOLE
|
| 348 |
;;
|
| 349 |
esac
|
| 350 |
done
|
| 351 |
return 0
|
| 352 |
}
|
| 353 |
|
| 354 |
livecd_fix_inittab() {
|
| 355 |
if [ "${CDBOOT}" = "" ]
|
| 356 |
then
|
| 357 |
return 1
|
| 358 |
fi
|
| 359 |
|
| 360 |
# Create a backup
|
| 361 |
cp -f /etc/inittab /etc/inittab.old
|
| 362 |
|
| 363 |
# Comment out current getty settings
|
| 364 |
sed -i -e '/^c[0-9]/ s/^/#/' /etc/inittab
|
| 365 |
|
| 366 |
# SPARC & HPPA console magic
|
| 367 |
if [ "${HOSTTYPE}" = "sparc" -o "${HOSTTYPE}" = "hppa" -o "${HOSTTYPE}" = "ppc64" ]
|
| 368 |
then
|
| 369 |
# Mount openprom tree for user debugging purposes
|
| 370 |
if [ "${HOSTTYPE}" = "sparc" ]
|
| 371 |
then
|
| 372 |
mount -t openpromfs none /proc/openprom
|
| 373 |
fi
|
| 374 |
|
| 375 |
# SPARC serial port A, HPPA mux / serial
|
| 376 |
if [ -c "/dev/tts/0" ]
|
| 377 |
then
|
| 378 |
LIVECD_CONSOLE_BAUD=$(stty -F /dev/tts/0 speed)
|
| 379 |
echo "s0:12345:respawn:/sbin/agetty -nl /bin/bashlogin ${LIVECD_CONSOLE_BAUD} tts/0 vt100" >> /etc/inittab
|
| 380 |
fi
|
| 381 |
# HPPA software PDC console (K-models)
|
| 382 |
if [ "${LIVECD_CONSOLE}" = "ttyB0" ]
|
| 383 |
then
|
| 384 |
mknod /dev/ttyB0 c 11 0
|
| 385 |
LIVECD_CONSOLE_BAUD=$(stty -F /dev/ttyB0 speed)
|
| 386 |
echo "b0:12345:respawn:/sbin/agetty -nl /bin/bashlogin ${LIVECD_CONSOLE_BAUD} ttyB0 vt100" >> /etc/inittab
|
| 387 |
fi
|
| 388 |
# FB / STI console
|
| 389 |
if [ -c "/dev/vc/1" ]
|
| 390 |
then
|
| 391 |
MODEL_NAME=$(cat /proc/cpuinfo |grep "model name"|sed 's/.*: //')
|
| 392 |
if [ "${MODEL_NAME}" = "UML" ]
|
| 393 |
then
|
| 394 |
for x in 0 1 2 3 4 5 6
|
| 395 |
do
|
| 396 |
echo "c${x}:12345:respawn:/sbin/mingetty --noclear --autologin root tty${x}" >> /etc/inittab
|
| 397 |
done
|
| 398 |
else
|
| 399 |
for x in 1 2 3 4 5 6
|
| 400 |
do
|
| 401 |
echo "c${x}:12345:respawn:/sbin/mingetty --noclear --autologin root tty${x}" >> /etc/inittab
|
| 402 |
done
|
| 403 |
fi
|
| 404 |
fi
|
| 405 |
if [ -c "/dev/hvc0" ]
|
| 406 |
then
|
| 407 |
einfo "Adding hvc console to inittab"
|
| 408 |
echo "s0:12345:respawn:/sbin/agetty -nl /bin/bashlogin 9600 hvc0 vt320" >> /etc/inittab
|
| 409 |
fi
|
| 410 |
|
| 411 |
|
| 412 |
# The rest...
|
| 413 |
else
|
| 414 |
if [ "${LIVECD_CONSOLE}" = "tty0" -o "${LIVECD_CONSOLE}" = "" ]
|
| 415 |
then
|
| 416 |
for x in 1 2 3 4 5 6
|
| 417 |
do
|
| 418 |
echo "c${x}:12345:respawn:/sbin/agetty -nl /bin/bashlogin 38400 tty${x} linux" >> /etc/inittab
|
| 419 |
done
|
| 420 |
else
|
| 421 |
einfo "Adding ${LIVECD_CONSOLE} console to inittab"
|
| 422 |
echo "s0:12345:respawn:/sbin/agetty -nl /bin/bashlogin ${LIVECD_CONSOLE_BAUD} ${LIVECD_CONSOLE} vt100" >> /etc/inittab
|
| 423 |
fi
|
| 424 |
fi
|
| 425 |
|
| 426 |
# EFI-based machines should automatically hook up their console lines
|
| 427 |
if dmesg | grep -q '^Adding console on'
|
| 428 |
then
|
| 429 |
dmesg | grep '^Adding console on' | while read x; do
|
| 430 |
line=`echo "$x" | cut -d' ' -f4`
|
| 431 |
id=e`echo "$line" | grep -o '.\{1,3\}$'`
|
| 432 |
[ "${line}" = "${LIVECD_CONSOLE}" ] && continue # already setup above
|
| 433 |
case "$x" in
|
| 434 |
*options\ \'[0-9]*) speed=`echo "$x" | sed "s/.*options '//; s/[^0-9].*//"` ;;
|
| 435 |
*) speed=9600 ;; # choose a default, only matters if it is serial
|
| 436 |
esac
|
| 437 |
echo "$id:12345:respawn:/sbin/agetty -nl /bin/bashlogin ${speed} ${line} vt100" >> /etc/inittab
|
| 438 |
done
|
| 439 |
fi
|
| 440 |
|
| 441 |
# force reread of inittab
|
| 442 |
kill -HUP 1
|
| 443 |
return 0
|
| 444 |
}
|
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