X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=components%2F9990-networking.sh;h=292710741c2133dbe0f0e3449fe3e232b7af2afe;hb=43b5c8a4df961f5346e2ce176d6efe7495ddff14;hp=dbdc9133431954f9059af52e38bc0b6838fa19bc;hpb=601865bed552e7018e56be921848e7703c594153;p=live-boot-grml.git

diff --git a/components/9990-networking.sh b/components/9990-networking.sh
index dbdc913..2927107 100755
--- a/components/9990-networking.sh
+++ b/components/9990-networking.sh
@@ -89,25 +89,15 @@ do_netsetup ()
 			devlist="$devlist $device"
 		done
 
-		# this is tricky (and ugly) because ipconfig sometimes just hangs/runs into
-		# an endless loop; if execution fails give it two further tries, that's
-		# why we use '$devlist $devlist $devlist' for the other for loop
-		for dev in $devlist $devlist $devlist
+		for dev in $devlist
 		do
 			echo "Executing ipconfig -t $ETHDEV_TIMEOUT $dev"
-			ipconfig -t "$ETHDEV_TIMEOUT" $dev | tee -a /netboot.config &
-			jobid=$!
-			sleep "$ETHDEV_TIMEOUT" ; sleep 1
-			if [ -r /proc/"$jobid"/status ]
-			then
-				echo "Killing job $jobid for device $dev as ipconfig ran into recursion..."
-				kill -9 $jobid
-			fi
+			ipconfig -t "$ETHDEV_TIMEOUT" $dev | tee -a /netboot.config
 
 			# if configuration of device worked we should have an assigned
 			# IP address, if so let's use the device as $DEVICE for later usage.
 			# simple and primitive approach which seems to work fine
-			if ifconfig $dev | grep -q 'inet.*addr:'
+			if ifconfig $dev | grep -q -E 'inet.*addr:|inet [0-9][0-9]*.[0-9][0-9]*.[0-9][0-9]*.[0-9][0-9]*'
 			then
 				export DEVICE="$dev"
 				break
@@ -141,6 +131,22 @@ do_netsetup ()
 			HWADDR="$(cat /sys/class/net/${interface}/address)"
 		fi
 
+		# Only create /etc/hosts if FQDN is known (to let 'hostname -f' query
+		# this file). Otherwise DNS will be queried to determine the FQDN.
+		if [ ! -e "/etc/hosts" ] && [ -n "${DNSDOMAIN}" ]
+		then
+			echo "Creating /etc/hosts"
+			cat > /etc/hosts <<EOF
+127.0.0.1	localhost
+127.0.1.1	${HOSTNAME}.${DNSDOMAIN}	${HOSTNAME}
+
+# The following lines are desirable for IPv6 capable hosts
+::1     localhost ip6-localhost ip6-loopback
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
+EOF
+		fi
+
 		if [ ! -e "/etc/resolv.conf" ]
 		then
 			echo "Creating /etc/resolv.conf"
@@ -151,7 +157,7 @@ do_netsetup ()
 				echo "search ${DNSDOMAIN}" >> /etc/resolv.conf
 			fi
 
-			for i in ${IPV4DNS0} ${IPV4DNS1} ${IPV4DNS1}
+			for i in ${IPV4DNS0} ${IPV4DNS1} ${IPV4DNS1} ${DNSSERVERS}
 			do
 				if [ -n "$i" ] && [ "$i" != 0.0.0.0 ]
 				then