From e86eee143ed21592f88a46623a81f71002430459 Mon Sep 17 00:00:00 2001
From: Dmitry Shmidt <dimitrysh@google.com>
Date: Mon, 24 Jan 2011 16:27:51 -0800
Subject: dhcpcd: Update to Version 5.2.10

Change-Id: I949331c7aad91b125decd51da4041983d3a352bc
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
---
 dhcpcd-hooks/50-ypbind | 74 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 dhcpcd-hooks/50-ypbind

(limited to 'dhcpcd-hooks/50-ypbind')

diff --git a/dhcpcd-hooks/50-ypbind b/dhcpcd-hooks/50-ypbind
new file mode 100644
index 0000000..9a1fecc
--- /dev/null
+++ b/dhcpcd-hooks/50-ypbind
@@ -0,0 +1,74 @@
+# Sample dhcpcd hook for ypbind
+# This script is only suitable for the Linux version.
+
+: ${ypbind_restart_cmd:=service_command ypbind restart}
+: ${ypbind_stop_cmd:=service_condcommand ypbind stop}
+ypbind_dir="$state_dir/ypbind"
+
+best_domain()
+{
+	local i=
+
+	for i in $interfaces; do
+		if [ -e "$ypbind_dir/$i" ]; then
+			cat "$ypbind_dir/$i"
+		fi
+	done
+	return 1
+}
+
+make_yp_binding()
+{
+	[ -d "$ypbind_dir" ] || mkdir -p "$ypbind_dir"
+	echo "$new_nis_domain" >"$ypbind_dir/$interface"
+	local nd="$(best_domain)"
+
+	local cf=/var/yp/binding/"$new_nis_domain".ypservers
+	if [ -n "$new_nis_servers" ]; then
+		local ncf="$cf.$interface" x=
+		rm -f "$ncf"
+		for x in $new_nis_servers; do
+			echo "$x" >>"$ncf"
+		done
+		change_file "$cf" "$ncf"
+	else
+		# Because this is not an if .. fi then we can use $? below
+		[ -e "$cf" ] && rm "$cf"
+	fi
+
+	if [ $? = 0 -o "$nd" != "$(domainname)" ]; then
+		domainname "$nd"
+		if [ -n "$ypbind_restart_cmd" ]; then
+			eval $ypbind_restart_cmd
+		fi
+	fi
+}
+
+restore_yp_binding()
+{
+	rm -f "$ypbind_dir/$interface"
+	local nd="$(best_domain)"
+	# We need to stop ypbind if there is no best domain
+	# otherwise it will just stall as we cannot set domainname
+	# to blank :/
+	if [ -z "$nd" ]; then
+		if [ -n "$ypbind_stop_cmd" ]; then
+			eval $ypbind_stop_cmd
+		fi
+	elif [ "$nd" != "$(domainname)" ]; then
+		domainname "$nd"
+		if [ -n "$ypbind_restart_cmd" ]; then
+			eval $ypbind_restart_cmd
+		fi
+	fi
+}
+
+if [ "$reason" = PREINIT ]; then
+	rm -f "$ypbind_dir/$interface"
+elif $if_up || $if_down; then
+	if [ -n "$new_nis_domain" ]; then
+		make_yp_binding
+	elif [ -n "$old_nis_domain" ]; then
+		restore_yp_binding
+	fi
+fi
-- 
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