1 files changed, 155 insertions, 0 deletions
diff --git a/net-scripts/net.modules.d/system.sh b/net-scripts/net.modules.d/system.sh
new file mode 100644
index 0000000..5d841d3
--- /dev/null
+++ b/net-scripts/net.modules.d/system.sh
@@ -0,0 +1,155 @@
+# Copyright (c) 2005-2006 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# Contributed by Roy Marples (uberlord@gentoo.org)
+
+# void system_depend(void)
+#
+# Sets up the dependancies for the module
+system_depend() {
+	after interface
+	before dhcp
+}
+
+# void system_expose(void)
+#
+# Expose variables that can be configured
+system_expose() {
+	variables dns_servers dns_domain dns_options dns_search dns_sortlist \
+		ntp_servers nis_domain nis_servers
+}
+
+system_dns_extra() {
+	local iface="$1" ifvar="$(bash_variable "$1")" out="$2" x sortlist
+	local -a options
+	
+	x="dns_options_${ifvar}[@]"
+	options=( "${!x}" )
+	[[ -z ${options} ]] && options=( "${dns_options[@]}" )
+	for x in "${options[@]}" ; do
+		echo "options ${x}" >> "${out}"
+	done
+
+	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}.$$"
+	local -a servers
+
+	servers="dns_servers_${ifvar}[@]"
+	[[ -z ${!servers} ]] && servers="dns_servers[@]"
+	servers="${!servers}"
+
+	domain="dns_domain_${ifvar}"
+	[[ -z ${!domain} ]] && domain="dns_domain"
+	domain="${!domain}"
+
+	search="dns_search_${ifvar}"
+	[[ -z ${!search} ]] && search="dns_search"
+	search="${!search}"
+	
+	[[ -z ${servers} && -z ${domain} && -z ${search} ]] && return 0
+
+	echo "# Generated by net-scripts for interface ${iface}" > "${tmpfile}"
+	chmod 644 "${tmpfile}"
+
+	if [[ -n ${domain} ]] ; then
+		# Strip leading and trailing spaces
+		domain="${domain# *}"
+		domain="${domain%* }"
+		if [[ ${domain} == *" "* ]] ; then
+			[[ -z ${search} ]] && search="${domain}"
+			domain="${domain%% *}"
+		fi
+		echo "domain ${domain}" >> "${tmpfile}"
+	fi
+
+	for x in ${servers} ; do
+		echo "nameserver ${x}" >> "${tmpfile}"
+	done
+
+	[[ -n ${search} ]] && echo "search ${search}" >> "${tmpfile}"
+
+	system_dns_extra "${iface}" "${tmpfile}"
+
+	mv "${tmpfile}" "${conffile}"
+}
+
+system_ntp() {
+	local iface="$1" ifvar="$(bash_variable "$1")" x
+	local conffile="${statedir}/${iface}/ntp.conf" tmpfile="${conffile}.$$"
+	local -a servers
+
+	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 
+
+	servers="nis_servers_${ifvar}[@]"
+	[[ -z ${!servers} ]] && servers="nis_servers[@]"
+	
+	domain="nis_domain_${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 ${!domain} ]] ; then
+		hostname -y "${!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: set ft=sh ts=4 :