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#!/bin/bash
# Copyright (c) 2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# void system_depend(void)
#
# Sets up the dependancies for the module
system_depend() {
after interface essidnet
before dhcp
}
# bool system_check_installed(void)
#
# Always returns 0 as we are writing to files
system_check_installed() {
return 0
}
# char* system_provides(void)
#
# Returns a string to change module definition for starting up
system_provides() {
echo "system"
}
# bool system_check_depends(void)
#
# Checks to see if we have the needed functions
system_check_depends() {
return 0
}
# char* ifconfig_get_vars(char *interface)
#
# Returns a string spaced with possible user set configuration variables
system_get_vars() {
echo "dns_servers_$1 dns_domain_$1 dns_options_$1 dns_search_$1 dns_sortlist_$1 ntp_servers_$1 nis_domain_$1 nis_servers_$1"
}
system_dns_extra() {
local iface="$1" ifvar=$( bash_variable "$1" ) out="$2" x sortlist
local -a options
eval options=( \"\$\{dns_options_${ifvar}\[@\]\}\" )
[[ -z ${options} ]] && options=( "${dns_options[@]}" )
for x in "${options[@]}"; do
echo "options ${x}" >> "${out}"
done
eval sortlist=\"\$\{dns_sortlist_${ifvar}\}\"
[[ -z ${sortlist} ]] && sortlist="${dns_sortlist}"
[[ -n ${sortlist} ]] && echo "sortlist ${sortlist}" >> "${out}"
}
system_dns() {
local iface="$1" ifvar=$( bash_variable "$1" ) x domain search
local conffile="${statedir}/${iface}/resolv.conf" tmpfile="${conffile}.$$"
local -a servers
eval servers=( \"\$\{dns_servers_${ifvar}\[@\]\}\" )
[[ -z ${servers} ]] && servers=( "${dns_servers[@]}" )
eval domain=\"\$\{dns_domain_${ifvar}\}\"
[[ -z ${domain} ]] && domain="${dns_domain}"
eval search=\"\$\{dns_search_${ifvar}\}\"
[[ -z ${search} ]] && search="${dns_search}"
[[ -z ${servers} && -z ${domain} && -z ${search} ]] && return 0
echo "# Generated by net-scripts for interface ${iface}" > "${tmpfile}"
chmod 644 "${tmpfile}"
[[ -n ${domain} ]] && echo "domain ${domain}" >> "${tmpfile}"
for x in ${servers[@]}; do
echo "nameserver ${x}" >> "${tmpfile}"
done
[[ -n ${search} ]] && echo "search ${search}" >> "${tmpfile}"
system_dns_extra "${iface}" "${tmpfile}"
mv "${tmpfile}" "${conffile}"
}
system_ntp() {
local iface="$1" ifvar=$( bash_variable "$1" ) x
local conffile="${statedir}/${iface}/ntp.conf" tmpfile="${conffile}.$$"
local -a servers
eval servers=( \"\$\{ntp_servers_${ifvar}\[\@\]\}\" )
[[ -z ${servers} ]] && servers=( "${ntp_servers[@]}" )
[[ -z ${servers} ]] && return 0
echo "# Generated by net-scripts for interface ${iface}" > "${tmpfile}"
chmod 644 "${tmpfile}"
echo "restrict default noquery notrust nomodify" >> "${tmpfile}"
echo "restrict 127.0.0.1" >> "${tmpfile}"
for x in ${servers[@]}; do
echo "restrict ${x} nomodify notrap noquery" >> "${tmpfile}"
echo "server ${x}" >> "${tmpfile}"
done
echo "driftfile /var/lib/ntp/ntp.drift" >> "${tmpfile}"
echo "logfile /var/log/ntp.log" >> "${tmpfile}"
mv "${tmpfile}" "${conffile}"
}
system_nis() {
local iface="$1" ifvar=$( bash_variable "$1" ) domain x
local conffile="${statedir}/${iface}/yp.conf" tmpfile="${conffile}.$$"
local -a servers
eval servers=( \"\$\{nis_servers_${ifvar}\[\@\]\}\" )
[[ -z ${servers} ]] && servers=( "${nis_servers[@]}" )
eval domain=\"\$\{nis_domain_${ifvar}\}\"
[[ -z ${domain} ]] && domain="${nis_domain}"
[[ -z ${servers} && -z ${domain} ]] && return 0
echo "# Generated by net-scripts for interface ${iface}" > "${tmpfile}"
chmod 644 "${tmpfile}"
if [[ -n ${domain} ]]; then
/bin/hostname -y "${domain}"
if [[ -n ${servers} ]]; then
for x in ${servers}; do
echo "domain ${domain} server ${x}" >> "${tmpfile}"
done
else
echo "domain ${domain} broadcast" >> "${tmpfile}"
fi
else
for x in ${servers}; do
echo "ypserver ${x}" >> "${tmpfile}"
done
fi
mv "${tmpfile}" "${conffile}"
}
# bool system_post_start(char *iface)
#
# Configures the host system for dns, ntp and nis information
# Always returns 0
system_pre_start() {
local iface="$1"
system_dns "${iface}"
system_ntp "${iface}"
system_nis "${iface}"
return 0
}
# vim:ts=4
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