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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.
# Copyright (C) 2007-2010 Vyatta, Inc.
# All Rights Reserved.
#
# Description: Vyatta Router system setup
# Indirect init sub-script of vyatta-router.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}
[[ $PATH == *${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}
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 ${vyatta_sysconfdir}/version
fi
}
clear_or_override_config_files ()
{
for conf in snmp/snmpd.conf snmp/snmptrapd.conf snmp/snmp.conf \
keepalived/keepalived.conf cron.d/vyos-crontab \
ipvsadm.rules default/ipvsadm resolv.conf
do
if [ -s /etc/$conf ] ; then
empty /etc/$conf
chmod 0644 /etc/$conf
fi
done
}
update_interface_config () {
if [ -d /run/udev/vyatta ]; then
$vyatta_sbindir/vyatta_interface_rescan /run/udev/vyatta $BOOTFILE
fi
}
create_ssh_host_keys () {
if [ ! -f "/etc/ssh/ssh_host_rsa_key" ]; then
syslog "Creating ssh v2 rsa host key."
ssh-keygen -q -N '' -t rsa -f /etc/ssh/ssh_host_rsa_key
fi;
if [ ! -f "/etc/ssh/ssh_host_dsa_key" ]; then
syslog "Creating ssh v2 dsa host key."
ssh-keygen -q -N '' -t dsa -f /etc/ssh/ssh_host_dsa_key
fi;
if [ ! -f "/etc/ssh/ssh_host_ed25519_key" ]; then
syslog "Creating ssh ed25519 host key."
ssh-keygen -q -N '' -t ed25519 -f /etc/ssh/ssh_host_ed25519_key
fi;
}
# These are all the default security setting which are later
# overridden when configuration is read. These are the values the
# system defaults.
security_reset () {
# restore PAM back to virgin state (no radius other services)
rm -f /etc/pam_radius_auth.conf
if grep -q radius /etc/pam.d/common-auth; then
pam-auth-update --package --remove radius
fi
# The PPPOE config files are re-generated by the configuration subsystem
# on every boot, so we delete the old ones here.
rm -f /etc/ppp/peers/pppoe*
}
start () {
mkdir -p /var/run/vyatta /var/log/vyatta
chgrp vyattacfg /var/run/vyatta /var/log/vyatta
chmod 775 /var/run/vyatta /var/log/vyatta
# mountpoint for bpf maps required by xdp
mount -t bpf none /sys/fs/bpf
update_interface_config
create_ssh_host_keys || \
log_failure_msg "can't initialize ssh host keys"
clear_or_override_config_files || \
log_failure_msg "can\'t reset config files"
add_new_serial_if || \
log_failure_msg "can\'t add serial interfaces"
security_reset
update_version_info
# Remove links from the post-commit hooks directory.
# note that this approach only supports hooks that are "configured",
# i.e., it does not support hooks that need to always be present.
cpostdir=$(cli-shell-api getPostCommitHookDir)
# exclude commits hooks from vyatta-cfg
excluded="10vyatta-log-commit.pl 99vyos-user-postcommit-hooks"
if [ -d "$cpostdir" ]; then
for f in $cpostdir/*
do
if [[ ! $excluded =~ $(basename $f) ]]; then
rm -f $cpostdir/$(basename $f)
fi
done
fi
## Clear out apt config file--it will be filled in by config load
empty /etc/apt/sources.list
# remove any interface stat clears
rm -f /var/run/vyatta/*.stats
}
case "$ACTION" in
start) start ;;
stop|restart|force-reload) true ;; # nothing to stop/restart
*) log_failure_msg "action unknown: $ACTION" ;
false ;;
esac
exit $?
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