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 (file)
index 0000000..a789647
--- /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 (file)
index 0000000..c63bd98
--- /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 (file)
index 0000000..7637720
--- /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