bbb-pre-install.sh: adjust /etc/hosts to support fqdn hostname.

bbb-pre-install.sh

@@ -11,6 +11,9 @@ log_file="${LOCK_DIR}/${script_name%%.*}.log"
 DIST="ubuntu"
 DIST_RELEASE="xenial"
 
+FQDN_HOSTNAME="bbb.oopen.de"
+HOSTNAME=" ${FQDN_HOSTNAME%%.*}"
+
 
 # ----------
 # Base Function(s)
@@ -173,6 +176,18 @@ else
 	echo_ok
 fi
 
+
+echononl "Set FQDN hostname (IPv4).."
+perl -i -n -p -e "s/^127\.0\.1\.1.*/127.0.1.1 $FQDN_HOSTNAME $HOSTNAME/" /etc/hosts > "$log_file" 2>&1
+if [[ $? -ne 0 ]]; then
+	echo_failed
+	error "$(cat "$log_file")"
+else
+	echo_ok
+fi
+
+exit
+
 blank_line
 
 echononl "Create sources.list for '$DIST $DIST_RELEASE'.."