X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive-bottom%2F06hostname;h=b14703a98c0d138b5f2d433bbbb759018cbcb111;hb=ad7598cb46a5a6268ca60e5dba156056fb86c09d;hp=446bc2357c1fe21495dc602dd92dc5839d3ae564;hpb=bc986e631b2dcba0f5ce7c742d498f5820028f0b;p=live-boot-grml.git

diff --git a/scripts/live-bottom/06hostname b/scripts/live-bottom/06hostname
index 446bc23..b14703a 100755
--- a/scripts/live-bottom/06hostname
+++ b/scripts/live-bottom/06hostname
@@ -27,13 +27,23 @@ fi
 
 . /scripts/live-functions
 
-log_begin_msg "Setting hostname..."
+log_begin_msg "Setting hostname"
 
 # live-initramfs script
 
-echo "${HOSTNAME}" > /root/etc/hostname
+# Change hostname only if it is not set
+if [ ! -f /root/etc/hostname ] || grep -qs localhost\.localdomain /root/etc/hostname
+then
+	echo "${HOSTNAME}" > /root/etc/hostname
+else
+	HOSTNAME="$(cat /root/etc/hostname)"
+	really_export HOSTNAME
+fi
 
-cat >> /root/etc/hosts << EOF
+# Create /etc/hosts only if it is not present or empty
+if [ ! -s /root/etc/hosts ]
+then
+	cat > /root/etc/hosts << EOF
 127.0.0.1 localhost
 127.0.1.1 ${HOSTNAME}
 
@@ -45,6 +55,7 @@ ff02::1 ip6-allnodes
 ff02::2 ip6-allrouters
 ff02::3 ip6-allhosts
 EOF
+fi
 
 hostname "${HOSTNAME}"