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From mry...@apache.org
Subject svn commit: r741749 - in /incubator/tashi/trunk: etc/TashiDefaults.cfg src/tashi/agents/dhcpdnsscheduler.py
Date Fri, 06 Feb 2009 21:52:49 GMT
Author: mryan3
Date: Fri Feb  6 21:52:49 2009
New Revision: 741749

URL: http://svn.apache.org/viewvc?rev=741749&view=rev
Log:
Added reverse DNS to the dhcpdnsscheduler module


Modified:
    incubator/tashi/trunk/etc/TashiDefaults.cfg
    incubator/tashi/trunk/src/tashi/agents/dhcpdnsscheduler.py

Modified: incubator/tashi/trunk/etc/TashiDefaults.cfg
URL: http://svn.apache.org/viewvc/incubator/tashi/trunk/etc/TashiDefaults.cfg?rev=741749&r1=741748&r2=741749&view=diff
==============================================================================
--- incubator/tashi/trunk/etc/TashiDefaults.cfg (original)
+++ incubator/tashi/trunk/etc/TashiDefaults.cfg Fri Feb  6 21:52:49 2009
@@ -89,6 +89,7 @@
 dhcpKeyName = OMAPI
 dhcpSecretKey = ABcdEf12GhIJKLmnOpQrsT==
 ipRange = 172.16.128.0/17
+reverseDns = True
 
 # Logging stuff
 [loggers]

Modified: incubator/tashi/trunk/src/tashi/agents/dhcpdnsscheduler.py
URL: http://svn.apache.org/viewvc/incubator/tashi/trunk/src/tashi/agents/dhcpdnsscheduler.py?rev=741749&r1=741748&r2=741749&view=diff
==============================================================================
--- incubator/tashi/trunk/src/tashi/agents/dhcpdnsscheduler.py (original)
+++ incubator/tashi/trunk/src/tashi/agents/dhcpdnsscheduler.py Fri Feb  6 21:52:49 2009
@@ -1,4 +1,4 @@
-# Licensed to the Apache Software Foundation (ASF) under one
+#( Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file
 # distributed with this work for additional information
 # regarding copyright ownership.  The ASF licenses this file
@@ -28,7 +28,7 @@
 from thrift.protocol.TBinaryProtocol import TBinaryProtocol
 from thrift.transport.TTransport import TBufferedTransport
 from tashi.services import clustermanagerservice
-from tashi.util import getConfig
+from tashi.util import getConfig, boolean
 
 class DhcpDnsScheduler():
 	def __init__(self, config, client, transport):
@@ -43,6 +43,7 @@
 		self.dhcpKeyName = config.get('DhcpDnsScheduler', 'dhcpKeyName')
 		self.dhcpSecretKey = config.get('DhcpDnsScheduler', 'dhcpSecretKey')
 		self.ipRange = config.get('DhcpDnsScheduler', 'ipRange')
+		self.reverseDns = boolean(config.get('DhcpDnsScheduler', 'reverseDns'))
 		(ip, bits) = self.ipRange.split("/")
 		bits = int(bits)
 		ipNum = self.strToIp(ip)
@@ -121,6 +122,12 @@
 		stdin.write("server %s\n" % (self.dnsServer))
 		stdin.write("update add %s.%s %d A %s\n" % (name, self.dnsDomain, self.dnsExpire, ip))
 		stdin.write("\n")
+		if (self.reverseDns):
+			ipSegments = map(int, ip.split("."))
+			ipSegments.reverse()
+			reverseIpStr = ("%d.%d.%d.%d.in-addr.arpa" % (ipSegments[0], ipSegments[1], ipSegments[2],
ipSegments[3]))
+			stdin.write("update add %s %d IN PTR %s.%s.\n" % (reverseIpStr, self.dnsExpire, name,
self.dnsDomain))
+			stdin.write("\n")
 		stdin.close()
 		output = stdout.read()
 		stdout.close()
@@ -132,6 +139,13 @@
 			cmd = "nsupdate"
 		(stdin, stdout) = os.popen2(cmd)
 		stdin.write("server %s\n" % (self.dnsServer))
+		if (self.reverseDns):
+			ip = socket.gethostbyname(name)
+			ipSegments = map(int, ip.split("."))
+			ipSegments.reverse()
+			reverseIpStr = ("%d.%d.%d.%d.in-addr.arpa" % (ipSegments[0], ipSegments[1], ipSegments[2],
ipSegments[3]))
+			stdin.write("update delete %s IN PTR\n" % (reverseIpStr))
+			stdin.write("\n")
 		stdin.write("update delete %s.%s A\n" % (name, self.dnsDomain))
 		stdin.write("\n")
 		stdin.close()



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