Now I am puzzled, I thought I knew enough

Mark_Andrews at iengines.com Mark_Andrews at iengines.com
Sun Nov 28 13:35:16 UTC 1999


	The following should address the issue.  We wern't following
	RFC 1996 in that when a slave loads it should attempt to let
	all other slave know.

	You could also work around this bug by setting also-notify.

	Mark

Index: src/bin/named/ns_notify.c
===================================================================
RCS file: /proj/cvs/isc/bind/src/bin/named/ns_notify.c,v
retrieving revision 8.5
diff -c -r8.5 ns_notify.c
*** ns_notify.c	1999/11/16 06:01:39	8.5
--- ns_notify.c	1999/11/28 13:30:59
***************
*** 218,226 ****
  	}
  	zname = zp->z_origin;
  	nns = na = 0;
! 	if (zp->z_type == z_master)
! 		sysnotify_slaves(dname, zname, class, type,
! 				 zp - zones, &nns, &na);
  
  	/*
  	 * Handle any global or zone-specific also-notify clauses
--- 244,250 ----
  	}
  	zname = zp->z_origin;
  	nns = na = 0;
! 	sysnotify_slaves(dname, zname, class, type, zp - zones, &nns, &na);
  
  	/*
  	 * Handle any global or zone-specific also-notify clauses

> Here is my situation. I have 8.2.2.p5 installed on all machines.
> The primary/slave functions work just fine with two machines.
> I have a third machine that is a primary and is supposed to send
> updates to the primary #1 which is secondary to it.
> Primary #1 sends notifies to slave #1 just fine.
> Primary #2 sends no notifies but approves AFXR from primary #1
> (e.g. I wipe out the files and it cheerfully dumps them to #1
> but no notify what so ever)
> 
> And the bueaty of it all is that there are no errors.
> 
> Included files:
> Primary #1 named.conf  = kesrith.neandertal.org
> 
> // generated by named-bootconf.pl
> 
> options {
> 	directory "/var/named";
> 	version "Surely you must be joking";
> 	/*
> 	 * If there is a firewall between you and nameservers you want
> 	 * to talk to, you might need to uncomment the query-source
> 	 * directive below.  Previous versions of BIND always asked
> 	 * questions using port 53, but BIND 8.1 uses an unprivileged
> 	 * port by default.
> 	 */
> 	// query-source address * port 53;
> };
> 
> // 
> // Official and stealth secondaries 
> // 
> acl "neandertal-xfer" {
> 	{ 192.168.1.4;	// shonjir.neandertal.org (slave)
> 	};
> };
> 
> acl "webgalactic-xfer" {
> 	{ 10.0.0.9;	// babylon.webgalactic.com (master)
> 	};
> };
> 
> 
> zone "." {
> 	type hint;
> 	file "named.ca";
> };
> 
> zone "0.0.127.in-addr.arpa" {
> 	type master;
> 	file "primary/0.0.127.in-addr.arpa";
> };
> 
> zone "1.168.192.in-addr.arpa" {
> 	type master;
> 	file "primary/1.168.192.in-addr.arpa";
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 	localhost;
> 	neandertal-xfer;
> 	};
> };
> 
> zone "neandertal.org" {
> 	type master;
> 	file "primary/neandertal.org";
>   	allow-query {
> 		any; 
> };
> 	allow-transfer {
> 	localhost;
> 	neandertal-xfer;
> 	};
> };
> 
> zone "0.0.10.in-addr.arpa" {
> 	type slave;
> 	file "secondary/0.0.10.in-addr.arpa";
> 	masters { 10.0.0.9; };
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 	localhost;
> 	webgalactic-xfer;
> 	};
> };
> 
> zone "webgalactic.com" {
> 	type slave;
> 	file "secondary/webgalactic.com";
> 	masters { 10.0.0.9; };
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 	localhost;
> 	webgalactic-xfer;
> 	};
> };
> 
> Slave #1 named.conf:  =shonjir.neandertal.org
> 
> // generated by named-bootconf.pl
> 
> options {
> 	directory "/var/named";
> 	version "Surely you must be joking";
> 	/*
> 	 * If there is a firewall between you and nameservers you want
> 	 * to talk to, you might need to uncomment the query-source
> 	 * directive below.  Previous versions of BIND always asked
> 	 * questions using port 53, but BIND 8.1 uses an unprivileged
> 	 * port by default.
> 	 */
> 	// query-source address * port 53;
> };
> 
> // 
> //  An official slave (secondary) server.
> // 
> acl "neandertal-xfer" {
> 	192.168.1.1;
> 	192.168.1.2;
> };
> zone "." {
> 	type hint;
> 	file "named.ca";
> };
> 
> zone "0.0.127.in-addr.arpa" {
> 	type master;
> 	file "primary/0.0.127.in-addr.arpa";
> };
> 
> zone "1.168.192.in-addr.arpa" {
> 	type slave;
> 	file "secondary/1.168.192.in-addr.arpa";
> 	masters { 192.168.1.1; };
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 		localhost;
> 		neandertal-xfer;	
> 	};
> };
> 
> zone "neandertal.org" {
> 	type slave;
> 	file "secondary/neandertal.org";
> 	masters { 192.168.1.1; };
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 		localhost;
> 		neandertal-xfer;	
> 	};
> };
> 
> Primary #2 named.conf (the one that doesnt send notifies) = babylon.webgalact
> ic.com (this is a customer machine that will go away and then it wont matter 
> but
> I still want to know why!)
> 
> // generated by named-bootconf.pl
> 
> options {
> 	directory "/var/named";
> 	version "Surely you must be joking";
> 	/*
> 	 * If there is a firewall between you and nameservers you want
> 	 * to talk to, you might need to uncomment the query-source
> 	 * directive below.  Previous versions of BIND always asked
> 	 * questions using port 53, but BIND 8.1 uses an unprivileged
> 	 * port by default.
> 	 */
> 	// query-source address * port 53;
> };
> 
> // 
> // Official and stealth secondaries 
> // 
> acl "webgalactic-xfer" {
> 	{ 192.168.1.1;	// kesrith (slave)
> 	};
> };
> 
> 
> zone "." {
> 	type hint;
> 	file "named.ca";
> };
> 
> zone "0.0.127.in-addr.arpa" {
> 	type master;
> 	file "primary/0.0.127.in-addr.arpa";
> };
> 
> zone "0.0.10.in-addr.arpa" {
> 	type master;
> 	file "primary/0.0.10.in-addr.arpa";
> 	allow-query {
> 		any;
> 	};
> 	allow-transfer {
> 	localhost;
> 	webgalactic-xfer;
> 	};
> };
> 
> zone "webgalactic.com" {
> 	type master;
> 	file "primary/webgalactic.com";
>   	allow-query {
> 		any; 
> };
> 	allow-transfer {
> 	localhost;
> 	webgalactic-xfer;
> 	};
> };
> 
> So what might I be missing? The #2 primary has a different IP
> but the routing tables work, I can ping by full name only unless I
> add an entry into /etc/hosts. nslookup/dig both will cough up the
> correct names (full only).
> 
> All machines are running RH6.0 and bind-p5.
> 
> #2 just wont send a NOTIFY when the stuff changes. grrrrrrr!
> 
> TIA
> Henri
> 
> -------------------------------------------------------------
> My .sig file can beat up your .sig file!
> Biologically, anything past the age of 35 is bonus!
> "The weak shall perish!" Species 8472
> "The Geezer Geek"
> -------------------------------------------------------------
> 
--
Mark Andrews, Internet Engines Inc. / Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at iengines.com


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