try to add the reverse-lookup hostname as well to make the rtdemo work
Stephen Soltesz [Tue, 22 Sep 2009 02:58:53 +0000 (02:58 +0000)]
out-of-the-box.

plcrt.init

index bd66b59..bd6db4c 100644 (file)
@@ -17,6 +17,12 @@ local_config=/etc/planetlab/configs/site.xml
 
 PLCRTPATH=/usr/share/plcrt
 
+function gethostbyaddr ()
+{
+    python -c 'import socket; import sys; print socket.gethostbyaddr(sys.argv[1])[0]' $1 2>/dev/null
+}
+
+
 # Be verbose
 set -x
 
@@ -228,6 +234,11 @@ check_rt_sendmail ()
                if ! grep "$PLC_RT_HOST" /etc/mail/local-host-names ; then
                        # edit /etc/mail/local-host-names
                        echo "$PLC_RT_HOST" >> /etc/mail/local-host-names
+                       IP=$( gethostbyname $PLC_RT_HOST )
+                       REVHOST=$( gethostbyaddr $IP )
+                       if [ -n "$REVHOST" ] ; then 
+                           echo "$REVHOST" >> /etc/mail/local-host-names
+                       fi
                fi
                m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf
                service sendmail restart