Events and DHCPv6

perl-list perl-list at network1.net
Tue Feb 14 14:14:24 UTC 2012


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----- Original Message -----

> From: "perl-list" <perl-list at network1.net>
> To: "Users of ISC DHCP" <dhcp-users at lists.isc.org>
> Sent: Monday, February 6, 2012 9:02:50 AM
> Subject: Re: Events and DHCPv6

> Are there no developers on the list anymore who could comment on
> this? Surely someone knows if the 'on' events are still definable as
> user functions or if this is a bug that it does not function
> (4.2.3p1). I have asked the question in as many ways as I could
> think of...

> ----- Original Message -----

> > From: "perl-list" <perl-list at network1.net>
> 
> > To: "Users of ISC DHCP" <dhcp-users at lists.isc.org>
> 
> > Sent: Friday, January 27, 2012 9:12:30 AM
> 
> > Subject: Re: Events and DHCPv6
> 

> > On some man page, I read that ddns updates use the events. Since
> > ddns
> > is supported in DHCPv6 (as far as I can tell) does that mean events
> > are supported as well? Is it a bug that statements such as this:
> 

> > on commit {
> 
> > log(info,"I committed a lease");
> 
> > }
> 

> > do nothing on a running ISC DHCPv6 server (4.2.3p1)?
> 

> > ----- Original Message -----
> 

> > > From: "perl-list" <perl-list at network1.net>
> > 
> 
> > > To: "Users of ISC DHCP" <dhcp-users at lists.isc.org>
> > 
> 
> > > Sent: Friday, January 20, 2012 2:45:08 PM
> > 
> 
> > > Subject: Re: Events and DHCPv6
> > 
> 

> > > Just in case there is some confusion, I'm referring to the
> > > Reference:
> > > Events as defined in man 5 dhcpd.conf
> > 
> 

> > > REFERENCE: EVENTS
> > 
> 
> > > There are three kinds of events that can happen regarding a
> > > lease,
> > > and it is possible to declare statements that occur when any of
> > > these events happen. These events are the commit event, when the
> > > server has made a commitment of a certain lease to
> > 
> 
> > > a client, the release event, when the client has released the
> > > server
> > > from its commitment, and the expiry event, when the commitment
> > > expires.
> > 
> 

> > > To declare a set of statements to execute when an event happens,
> > > you
> > > must use the on statement, followed by the name of the event,
> > > followed by a series of statements to execute when the event
> > > happens, enclosed in braces. Events are used to imple-
> > 
> 
> > > ment DNS updates, so you should not define your own event
> > > handlers
> > > if
> > > you are using the built-in DNS update mechanism.
> > 
> 

> > > The built-in version of the DNS update mechanism is in a text
> > > string
> > > towards the top of server/dhcpd.c. If you want to use events for
> > > things other than DNS updates, and you also want DNS updates, you
> > > will have to start out by copying this code
> > 
> 
> > > into your dhcpd.conf file and modifying it.
> > 
> 

> > > ----- Original Message -----
> > 
> 

> > > > From: "perl-list" <perl-list at network1.net>
> > > 
> > 
> 
> > > > To: "Users of ISC DHCP" <dhcp-users at lists.isc.org>
> > > 
> > 
> 
> > > > Sent: Thursday, January 19, 2012 8:10:31 AM
> > > 
> > 
> 
> > > > Subject: Re: Events and DHCPv6
> > > 
> > 
> 

> > > > Folks,
> > > 
> > 
> 

> > > > Has anyone experimented with the 'on' as pertains to DHCPv6?
> > > > Does
> > > > anyone have any information? Perhaps a developer could comment
> > > > in
> > > > regards to this? We use this functionality to generate custom
> > > > log
> > > > messages in DHCPv4. We really need to be able to do similar in
> > > > DHCPv6.
> > > 
> > 
> 

> > > > ----- Original Message -----
> > > 
> > 
> 

> > > > > From: "perl-list" <perl-list at network1.net>
> > > > 
> > > 
> > 
> 
> > > > > To: "Users of ISC DHCP" <dhcp-users at lists.isc.org>
> > > > 
> > > 
> > 
> 
> > > > > Sent: Friday, January 13, 2012 1:43:36 PM
> > > > 
> > > 
> > 
> 
> > > > > Subject: Events and DHCPv6
> > > > 
> > > 
> > 
> 

> > > > > Folks,
> > > > 
> > > 
> > 
> 

> > > > > Are there new event keywords for DHCPv6? I have not seen
> > > > > anything
> > > > > in
> > > > > the man pages either new or saying that the old events do not
> > > > > apply
> > > > > to DHCPv6.
> > > > 
> > > 
> > 
> 

> > > > > For example, this statement:
> > > > 
> > > 
> > 
> 

> > > > > on commit {
> > > > 
> > > 
> > 
> 
> > > > > log(info,"I committed a lease");
> > > > 
> > > 
> > 
> 
> > > > > }
> > > > 
> > > 
> > 
> 

> > > > > does nothing in the case of DHCPv6 address allocation events.
> > > > 
> > > 
> > 
> 

> > > > > Is there some new method, or are events just not supported
> > > > > yet
> > > > > in
> > > > > DHCPv6?
> > > > 
> > > 
> > 
> 

> > > > > _______________________________________________
> > > > 
> > > 
> > 
> 
> > > > > dhcp-users mailing list
> > > > 
> > > 
> > 
> 
> > > > > dhcp-users at lists.isc.org
> > > > 
> > > 
> > 
> 
> > > > > https://lists.isc.org/mailman/listinfo/dhcp-users
> > > > 
> > > 
> > 
> 
> > > > _______________________________________________
> > > 
> > 
> 
> > > > dhcp-users mailing list
> > > 
> > 
> 
> > > > dhcp-users at lists.isc.org
> > > 
> > 
> 
> > > > https://lists.isc.org/mailman/listinfo/dhcp-users
> > > 
> > 
> 
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> > 
> 
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> > 
> 
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> > 
> 
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> > 
> 
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