From: Roy Marples <roy@marples.name>
Date: Thu, 17 Apr 2008 16:30:30 +0000 (+0000)
Subject: Split ntp and ypbind into sample hook scripts. These are not installed by default.
X-Git-Tag: v4.0.2~475
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=37c6c90d27001ee5d7866b29eee19b1b4b3f9cf1;p=thirdparty%2Fdhcpcd.git

Split ntp and ypbind into sample hook scripts. These are not installed by default.
---

diff --git a/hook-samples/dhcpcd-compat b/hook-samples/dhcpcd-compat
new file mode 100644
index 00000000..a7896473
--- /dev/null
+++ b/hook-samples/dhcpcd-compat
@@ -0,0 +1,31 @@
+# Compat enter hook shim for older dhcpcd versions
+
+IPADDR=${new_ip_address}
+INTERFACE=${interface}
+NETMASK=${new_subnet_mask}
+BROADCAST=${new_broadcast_address}
+NETWORK=${new_network_address}
+DHCPSID=${new_dhcp_server_identifier}
+GATEWAYS=${new_routers}
+DNSSERVERS=${new_domain_name_servers}
+DNSDOMAIN=${new_domain_name}
+DNSSEARCH=${new_domain_search}
+NISDOMAIN=${new_nis_domain}
+NISSERVERS=${new_nis_servers}
+NTPSERVERS=${new_ntp_servers}
+
+GATEWAY=
+for x in ${new_routers}; do
+	GATEWAY="${GATEWAY}${GATEWAY:+,}${x}"
+done
+DNS=
+for x in ${new_domain_name_servers}; do
+	DNS="${DNS}${DNS:+,}${x}"
+done
+
+x="down"
+case "${reason}" in
+	RENEW) x="up";;
+	BOUND|INFORM|REBIND|REBOOT|TEST|TIMEOUT|IPV4LL) x="new";;
+esac
+set -- "" "${x}"
diff --git a/hook-samples/ntp b/hook-samples/ntp
new file mode 100644
index 00000000..c63bd981
--- /dev/null
+++ b/hook-samples/ntp
@@ -0,0 +1,63 @@
+#!/bin/sh
+# Sample exit hook script for ntp
+
+# Detect OpenRC or BSD rc
+# Distributions may want to just have their command here instead of this
+if type rc-service >/dev/null 2>&1 && rc-service --exists ntpd; then
+	ntpd_restart_cmd="rc-service -- ntpd --ifstarted restart"
+elif [ -x /etc/rc.d/ntpd ]; then
+	ntpd_restart_cmd="/etc/rc.d/ntpd restart"
+elif [ -x /usr/local/etc/rc.d/ntpd ]; then
+	ntpd_restart_cmd="/usr/local/etc/rc.d/ntpd restart"
+fi
+
+make_ntp_conf()
+{
+	[ -z "${new_ntp_servers}" ] && return 0
+	local cf=/etc/ntp.conf."${interface}" x=
+	echo "${signature}" > "${cf}"
+	echo "restrict default noquery notrust nomodify" >> "${cf}"
+	echo "restrict 127.0.0.1" >> "${cf}"
+	for x in ${new_ntp_servers}; do
+		echo "restrict ${x} nomodify notrap noquery" >> "${cf}"
+		echo "server ${x}" >> "${cf}"
+	done
+	if [ ! -e /etc/ntp.conf ]; then
+		true
+	elif type cmp >/dev/null 2>&1; then
+		cmp -s /etc/ntp.conf "${cf}"
+	elif type diff >/dev/null 2>&1; then
+		diff -q /etc/ntp.conf "${cf}" >/dev/null
+	else
+		false
+	fi
+	if [ $? = 0 ]; then
+		rm -f "${cf}"
+	else
+		save_conf /etc/ntp.conf
+		mv -f "${cf}" /etc/ntp.conf
+		[ -n "${ntpd_restart_cmd}" ] && ${ntpd_restart_cmd}
+	fi
+}
+
+restore_ntp_conf()
+{
+	restore_conf /etc/ntp.conf || return 0
+	[ -n "${ntpd_restart_cmd}" ] && ${ntpd_restart_cmd}
+}
+
+case "${reason}" in
+	TEST)
+		# non op
+		;;
+	BOUND|INFORM|REBIND|REBOOT|RENEW|TIMEOUT)
+		make_ntp_conf
+		;;
+	EXPIRE|FAIL|IPV4LL|RELEASE|STOP)
+		restore_ntp_conf
+		;;
+	*)
+		echo "ntp: unsupported reason ${reason}" >&2
+		false
+		;;
+esac
diff --git a/hook-samples/ypbind b/hook-samples/ypbind
new file mode 100644
index 00000000..7637720b
--- /dev/null
+++ b/hook-samples/ypbind
@@ -0,0 +1,61 @@
+#!/bin/sh
+# Sample exit hook for ypbind
+# This script is only suitable for the Linux version.
+
+ypbind_pid()
+{
+	[ -s /var/run/ypbind.pid ] && cat /var/run/ypbind.pid
+}
+
+make_yp_conf()
+{
+	[ -z "${new_nis_domain}" -a -z "${new_nis_servers}" ] && return 0
+	local cf=/etc/yp.conf."${interface}" prefix= x= pid=
+	echo "${signature}" > "${cf}"
+	if [ -n "${new_nis_domain}" ]; then
+		domainname "${new_nis_domain}"
+		if [ -n "${new_nis_server}" ]; then
+			prefix="domain ${new_nis_domain} server "
+		else
+			echo "domain ${new_nis_domain} broadcast" >> "${cf}"
+		fi
+	else
+		prefix="ypserver "
+	fi
+	for x in ${new_nis_servers}; do
+		echo "${prefix}${x}" >> "${cf}"
+	done
+	save_conf /etc/yp.conf
+	mv -f "${cf}" /etc/yp.conf
+	pid="$(ypbind_pid)"
+	if [ -n "${pid}" ]; then
+		kill -HUP "${pid}"
+	fi
+}
+
+restore_yp_conf()
+{
+	[ -n "${old_nis_domain}" ] && domainname ""
+	restore_conf /etc/yp.conf || return 0
+	local pid="$(ypbind_pid)"
+	if [ -n "${pid}" ]; then
+		kill -HUP "${pid}"
+	fi
+}
+
+case "${reason}" in
+	TEST)
+		# non op
+		true
+		;;
+	BOUND|INFORM|REBIND|REBOOT|RENEW|TIMEOUT)
+		make_yp_conf
+		;;
+	EXPIRE|FAIL|IPV4LL|RELEASE|STOP)
+		restore_yp_conf
+		;;
+	*)
+		echo "ypbind: unsupported reason ${reason}" >&2
+		false
+		;;
+esac