X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=plc.d%2Fnetwork;h=363a0f671402f28ed450cbbefc25ed6abb6d45e5;hb=0780b094a2f0b24ec24f8156e0e3548f3c05373b;hp=f84d9aace184966bbda2c91c360a9ac3b71269f3;hpb=2fdcbfd7f3cf30b5bb9e5641294d3c02a3e24db7;p=myplc.git

diff --git a/plc.d/network b/plc.d/network
index f84d9aa..363a0f6 100755
--- a/plc.d/network
+++ b/plc.d/network
@@ -7,41 +7,51 @@
 # Mark Huang <mlhuang@cs.princeton.edu>
 # Copyright (C) 2006 The Trustees of Princeton University
 #
-# $Id: network,v 1.3 2006/05/16 17:09:34 mlhuang Exp $
-#
 
 # Source function library and configuration
 . /etc/plc.d/functions
 . /etc/planetlab/plc_config
 
+# Be verbose
+set -x
+
+[ "$PLC_HOSTS_ENABLED" -ne 1 ] && exit 0
+
 case "$1" in
     start)
 	MESSAGE=$"Generating network files"
 	dialog "$MESSAGE"
 
+	mv -f /etc/hosts /etc/hosts_plc.backup
+	hfile=$(mktemp)
 	# Minimal /etc/hosts
-	echo "127.0.0.1	localhost.localdomain localhost" >/etc/hosts
-	(
-	    for server in API BOOT WWW ; do
-		hostname=PLC_${server}_HOST
-		ip=PLC_${server}_IP
-		if [ -n "${!ip}" ] ; then
-		    echo "${!ip}	${!hostname}"
-		else
-		    ip=$(gethostbyname ${!hostname})
-		    if [ -n "$ip" ] ; then
-			echo "$ip	${!hostname}"
-		    fi
+	for server in DB API BOOT WWW ; do
+	    hostname=PLC_${server}_HOST
+	    ip=PLC_${server}_IP
+	    if [ -n "${!ip}" ] ; then
+		echo "${!ip}	${!hostname}"
+	    else
+		ip=$(gethostbyname ${!hostname})
+		if [ -n "$ip" ] ; then
+		    echo "$ip	${!hostname}"
 		fi
-	    done
-	) >>/etc/hosts
+	    fi
+	done > $hfile
+	echo "#generated by /etc/plc.d/network" >/etc/hosts
+	echo "127.0.0.1	localhost.localdomain localhost" >> /etc/hosts
+	sort -u $hfile >> /etc/hosts
+	chmod +r /etc/hosts
+	rm -f $hfile
 
-	# Set up nameservers
-	(
-	    [ -n "$PLC_NET_DNS1" ] && echo "nameserver $PLC_NET_DNS1"
-	    [ -n "$PLC_NET_DNS2" ] && echo "nameserver $PLC_NET_DNS2"
-	) >/etc/resolv.conf
+	result "$MESSAGE"
+	;;
 
+    stop)
+	MESSAGE=$"Reverting network files"
+	if [ -f /etc/hosts_plc.backup ] ; then
+	    mv -f /etc/hosts_plc.backup /etc/hosts
+	fi
+	dialog "$MESSAGE"
 	result "$MESSAGE"
 	;;
 esac