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#!/bin/bash
# **** License ****
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# This code was originally developed by Vyatta, Inc.
# Portions created by Vyatta are Copyright (C) 2007 Vyatta, Inc.
# All Rights Reserved.
#
# Author: Tom Grennan <tgrennan@vyatta.com>
# Description: Vyatta Router system setup
# this is an indirect init sub-script executed by ofr.init
#
# **** End License ****
progname=${0##*/}
ACTION=$1
source /etc/default/vyatta
: ${vyatta_prefix:=/opt/vyatta}
: ${vyatta_bindir:=${vyatta_prefix}/bin}
: ${vyatta_sbindir:=${vyatta_prefix}/sbin}
: ${vyatta_sysconfdir:=${vyatta_prefix}/etc}
: ${hostname:=`hostname -s`}
[[ $PATH == *${vyatta_bindir}* ]] || PATH+=:${vyatta_bindir}
[[ $PATH == *${vyatta_sbindir}* ]] || PATH+=:${vyatta_sbindir}
export PATH
export DEBIAN_FRONTEND=noninteractive
. /lib/lsb/init-functions
## BOOTFILE is provided by ofr.init
: ${BOOTFILE:=$prefix/etc/config/config.boot}
if [ -z "$LOGFILE" ] ; then
if touch /var/log/messages &> /dev/null ; then
LOGFILE=/var/log/messages
else
LOGFILE=/dev/null
fi
fi
syslog ()
{
logger -p user.warning -t "$progname" "$*"
}
# easy way to make empty file without any command
empty()
{
>$1
}
shopt -s extglob nullglob
search_config_if_wan () {
grep -q "\<serial\>.*\<$1\>" $BOOTFILE
}
add_new_serial_if () {
__config_additions=/tmp/__config_additions
rm -f $__config_additions
ip link show |
sed -n '/^[0-9]*: wan[0-9]*:/ s/.* \([^:]*\):.*$/\1/p' |
while read wan ; do
if ! search_config_if_wan $wan ; then
echo " serial $wan" >> $__config_additions
fi
done
if [ -e $__config_additions ]; then
rm -f /tmp/__bootfile
sed '/^[! ]*interfaces {$/ r '$__config_additions \
$BOOTFILE > /tmp/__bootfile
mv /tmp/__bootfile $BOOTFILE
rm -f $__config_additions
fi
}
## Update the version information
update_version_info () {
if [ -f ${vyatta_sysconfdir}/version.master ]; then
cp -u ${vyatta_sysconfdir}/version.master ${vyatta_sysconfdir}/version
fi
}
clear_or_override_config_files ()
{
for conf in snmp/snmpd.conf snmp/snmptrapd.conf snmp/snmp.conf \
keepalived/keepalived.conf \
ipvsadm.rules default/ipvsadm resolv.conf
do
if [ -s /etc/$conf ] ; then
empty /etc/$conf
fi
done
}
udev_rescan ()
{
rm -f /tmp/vyatta_net_name_*
udevadm trigger --subsystem-match=net && udevsettle
for ff in /tmp/vyatta_net_name_* ; do
f=${ff##*/}
cmd_name_hwid=${f/vyatta_net_name_/}
cmd=${cmd_name_hwid%%_*}
name_hwid=${cmd_name_hwid#*_}
name=${name_hwid%_*}
hwid=${name_hwid#*_}
syslog $cmd $name $hwid
$vyatta_sbindir/${cmd}_bootfile_eth_hwid $BOOTFILE $name $hwid
done
}
create_ssh_host_keys () {
if [ ! -f "/etc/ssh/ssh_host_rsa_key" ]; then
syslog "Creating ssh v2 rsa host key."
ssh-keygen -q -N '' -t rsa -f /etc/ssh/ssh_host_rsa_key
fi;
if [ ! -f "/etc/ssh/ssh_host_dsa_key" ]; then
syslog "Creating ssh v2 dsa host key."
ssh-keygen -q -N '' -t dsa -f /etc/ssh/ssh_host_dsa_key
fi;
if [ ! -f "/etc/ssh/ssh_host_key" ]; then
syslog "Creating ssh v1 host key."
ssh-keygen -q -N '' -t rsa1 -f /etc/ssh/ssh_host_key
fi;
}
set_ipv6_params ()
{
# diffcult to set new default values for IPV6 earlier
if [ ! -d /proc/sys/net/ipv6 ]; then
# Skip it if IPv6 is not loaded
return
fi
# Enable forwarding
echo 1 >/proc/sys/net/ipv6/conf/all/forwarding
# These values all should be disabled
for p in accept_source_route accept_redirects
do
for d in /proc/sys/net/ipv6/conf/*
do
echo 0 > $d/$p
done
done
}
setup_ntp_config_file () {
template_ntp_conf=/opt/vyatta/etc/ntp.conf
if [ -e $template_ntp_conf ]; then
cp -f $template_ntp_conf /etc/ntp.conf
else
log_failure_msg "NTP template config file doesn\'t exist"
fi
}
# These are all the default security setting which are later
# overridden when configuration is read. These are the values the
# system defaults.
security_reset () {
# restore PAM back to virgin state (no radius other services)
rm -f /etc/pam_radius_auth.conf
if grep -q radius /etc/pam.d/common-auth
then
pam-auth-update --package --remove radius
rm /usr/share/pam-configs/radius
fi
# Disable root login with ssh
sed -i -e '/^PermitRootLogin/s/yes/no/' /etc/ssh/sshd_config
# Disable root login over telnet
sed -i -e '/^# Pseudo-terminal (telnet)/,$d' /etc/securetty
}
start () {
mkdir -p /var/run/vyatta
mkdir -p /var/log/vyatta
udev_rescan
create_ssh_host_keys || \
log_failure_msg "can't initialize ssh host keys"
clear_or_override_config_files || \
log_failure_msg "can\'t reset config files"
setup_ntp_config_file
add_new_serial_if || \
log_failure_msg "can\'t add serial interfaces"
set_ipv6_params
security_reset
update_version_info
## Clear out apt config file--it will be filled in by rtrmgr
empty /etc/apt/sources.list
}
case "$ACTION" in
start) start ;;
stop|restart|force-reload) true ;; # nothing to stop/restart
*) log_failure_msg "action unknown: $ACTION" ;
false ;;
esac
exit $?
# Local Variables:
# mode: shell-script
# sh-indentation: 4
# End:
|
