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From:
Florian Obser <florian@openbsd.org>
Subject:
Re: dhcpd(8) sync verbosity
To:
Michał Markowski <markowski1@gmail.com>
Cc:
Stuart Henderson <stu@spacehopper.org>, tech-openbsd <tech@openbsd.org>
Date:
Sat, 24 Aug 2024 10:26:47 +0200

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  • Florian Obser:

    dhcpd(8) sync verbosity

  • The log in the first email looked pretty noisy. Not a user of dhcpd
    sync, but nobody spoke up that they totally need the noisy log, so
    OK florian
    
    On 2024-06-05 11:25 +02, Michał Markowski <markowski1@gmail.com> wrote:
    > On 4 Jun 2024, at 14:41, Stuart Henderson <stu@spacehopper.org> wrote:
    >> This takes some lines above 80 columns (against KNF). But also means
    >> that these log messages are unusable without recompile. When getting
    >> things setup for sync in the first place I think they are useful so,
    >> if changing anything, I think I'd just change this from log_info to
    >> log_debug without the extra conditional.
    >
    > Good point, this way you can still check sync status using “dhcpd -dv” during initial setup.
    >
    > diff --git a/usr.sbin/dhcpd/sync.c b/usr.sbin/dhcpd/sync.c
    > index 1f701f60d46..19e9d2c1145 100644
    > --- a/usr.sbin/dhcpd/sync.c
    > +++ b/usr.sbin/dhcpd/sync.c
    > @@ -307,7 +307,7 @@ sync_recv(void)
    >  			    sizeof(lp->ip_addr));
    >  			memcpy(&lp->hardware_addr, &lv->lv_hardware_addr,
    >  			    sizeof(lp->hardware_addr));
    > -			log_info("DHCP_SYNC_LEASE from %s for hw %s -> ip %s, "
    > +			log_debug("DHCP_SYNC_LEASE from %s for hw %s -> ip %s, "
    >  			    "start %lld, end %lld",
    >  			    inet_ntoa(addr.sin_addr),
    >  			    print_hw_addr(lp->hardware_addr.htype,
    > @@ -431,7 +431,7 @@ sync_lease(struct lease *lease)
    >  	memcpy(&lv.lv_ip_addr, &lease->ip_addr, sizeof(lv.lv_ip_addr));
    >  	memcpy(&lv.lv_hardware_addr, &lease->hardware_addr,
    >  	    sizeof(lv.lv_hardware_addr));
    > -	log_info("sending DHCP_SYNC_LEASE for hw %s -> ip %s, start %d, "
    > +	log_debug("sending DHCP_SYNC_LEASE for hw %s -> ip %s, start %d, "
    >  	    "end %d", print_hw_addr(lv.lv_hardware_addr.htype,
    >  	    lv.lv_hardware_addr.hlen, lv.lv_hardware_addr.haddr),
    >  	    piaddr(lease->ip_addr), ntohl(lv.lv_starts), ntohl(lv.lv_ends));
    >
    
    -- 
    In my defence, I have been left unsupervised.
    
    
    
  • Florian Obser:

    dhcpd(8) sync verbosity