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|
#!/bin/bash
# (C) Eric Thibodeau GPL v2
eecho(){
echo "====================================="
echo "$*"
echo "====================================="
}
unionfs_prep()
{
eecho "=adding unionfs required dirs========"
mkdir -p /mnt/rw_mounts/
}
set_runlevel()
{
ln -s /etc/runlevels/default /etc/runlevels/unionfs
}
# We do this often in scripts to config files, change OPTION=something to OPTION=other
# in:
# $1: OPTION=other
# $2: /path/to/file.conf
# $3: (Optional) assignment token, defaults to =
# out:
# Changes are made inline
change_opt() {
SEP=${3:-=}
KEY=${1#*${SEP}}
VAL=${1%${SEP}*}
# Replace old value with the new one ;)
sed -e"s:${VAL}${SEP}.*:$1:" -i $2
}
openrc_diskless_setup() {
eecho "=Setting up default RC configs======="
# /etc/rc.conf
for I in 'rc_parallel="yes"' 'rc_depend_strict="NO"' 'rc_tty_number=2'
do
change_opt $I /etc/rc.conf
done
# /etc/conf.d/bootmisc
change_opt 'wipe_tmp="NO"' /etc/conf.d/bootmisc
# Using EOF is nice but the vars get interpreted
# /etc/conf.d/net
cat > /etc/conf.d/net <<-EOF
preup() {
local c=0 i
for i in /sys/devices/system/cpu/cpu[0-9]*; do
c=\$((\${c} + 1))
done
dhcpcd_eth0="--persistent --userclass=\"\${c}\""
}
EOF
# The above is an alternative which doesn't use wc, thus no superficial process spawning.
# echo 'dhcpcd_eth0="--persistent --userclass=\"$(ls -1d /sys/devices/system/cpu/cpu[0-9]* | /usr/bin/wc -l)\""' >> /etc/conf.d/net
# Set clock to localtime as default
change_opt 'clock="local"' /etc/conf.d/hwclock
change_opt 'clock_systohc="YES"' /etc/conf.d/hwclock
# We don't do this anymore since it puts files into /lib64/rc/init.d/
# and that causes error messages on reboot:
#echo "Pre-generating dependencies..."
#/lib/rc/bin/rc-depend -u
# Instead, we actually clean out that folder:
rm -Rf /lib64/rc/init.d/*
# The following is only useful if some freak grabs the livecd and is in a TZ
# making the /etc files dated in the future (my system is UTC-5
echo "Moving dates to the past so the Cache isn't always regenerated"
find /etc/ -exec touch --date=yesterday {} \;
}
setup_ssh() {
# Pre-generating sshd keys can be the source of philosophical debates:
eecho "=Pre-generating sshd keys============"
. /etc/init.d/sshd
gen_keys
# ln -s /etc/runlevels/default /etc/runlevels/unionfs
}
dash_is_sh() {
eecho "=Replacing sh with dash=============="
rm /bin/sh
ln -s /bin/dash /bin/sh
}
clear_resolv.conf(){
# we don't want the buildhost's resolv.conf to lie around and confuse things
eecho "=Clearing our resolv.conf============"
echo "" > /etc/resolv.conf
}
setup_ntp-client(){
eecho "=Configuring ntp-client=============="
sed -ie 's:NTPCLIENT_OPTS=.*:NTPCLIENT_OPTS="-s -b -u master.gentoo.local":' /etc/conf.d/ntp-client
}
dash_is_sh
unionfs_prep
openrc_diskless_setup
# this one is a hack since catalyst doesn't do it for the moment for some reason
setup_ssh
# TEMPORARY for testing:
eecho "=Changing root password=============="
echo root:test | chpasswd
exit 0
|
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