[Buildbot] #3151: host reverse DNS
Buildbot trac
trac at buildbot.net
Fri Jan 23 03:20:58 UTC 2015
#3151: host reverse DNS
-------------------+--------------------------------
Reporter: dustin | Owner: dustin
Type: task | Status: assigned
Priority: major | Milestone: sys - on-bb-infra
Version: | Resolution:
Keywords: |
-------------------+--------------------------------
Comment (by dustin):
Since HE can't seem to get their stuff together, we switched out the NS's
to `{c,f}.ns.buddyns.com`, `ns1.rtems.org`, and `ns1.darkbeer.org`.
At this point, all four of those have the correct SOA:
{{{
dustin at euclid ~ $ for s in $servers; do host -tsoa
224-255.128-255.10.211.140.in-addr.arpa $s; done
Using domain server:
Name: c.ns.buddyns.com
Address: 2a01:4f8:d12:d01::10:4#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa has SOA record ns1.buildbot.net.
hostmaster.buildbot.net. 2015012201 10800 1800 604800 86400
Using domain server:
Name: f.ns.buddyns.com
Address: 2403:2500:4000::f3e#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa has SOA record ns1.buildbot.net.
hostmaster.buildbot.net. 2015012201 10800 1800 604800 86400
Using domain server:
Name: ns1.rtems.org
Address: 140.211.10.139#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa has SOA record ns1.buildbot.net.
hostmaster.buildbot.net. 2015012201 10800 1800 604800 86400
Using domain server:
Name: ns1.darkbeer.org
Address: 64.71.190.23#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa has SOA record ns1.buildbot.net.
hostmaster.buildbot.net. 2015012201 10800 1800 604800 86400
}}}
and NS:
{{{
224-255.128-255.10.211.140.in-addr.arpa has SOA record ns1.buildbot.net.
hostmaster.buildbot.net. 2015012201 10800 1800 604800 86400
dustin at euclid ~ $ for s in $servers; do host -tns
224-255.128-255.10.211.140.in-addr.arpa $s; done
Using domain server:
Name: c.ns.buddyns.com
Address: 2a01:4f8:d12:d01::10:4#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa name server c.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server f.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.rtems.org.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.darkbeer.org.
Using domain server:
Name: f.ns.buddyns.com
Address: 2403:2500:4000::f3e#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa name server c.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server f.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.rtems.org.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.darkbeer.org.
Using domain server:
Name: ns1.rtems.org
Address: 140.211.10.139#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa name server c.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server f.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.rtems.org.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.darkbeer.org.
Using domain server:
Name: ns1.darkbeer.org
Address: 64.71.190.23#53
Aliases:
224-255.128-255.10.211.140.in-addr.arpa name server f.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.rtems.org.
224-255.128-255.10.211.140.in-addr.arpa name server c.ns.buddyns.com.
224-255.128-255.10.211.140.in-addr.arpa name server ns1.darkbeer.org.
}}}
All of the hosts also have the zone contents, slaved from
`ns1.buildbot.net`:
{{{
dustin at euclid ~ $ for s in $servers; do host -tptr
243.224-255.128-255.10.211.140.in-addr.arpa $s; done
Using domain server:
Name: c.ns.buddyns.com
Address: 2a01:4f8:d12:d01::10:4#53
Aliases:
243.224-255.128-255.10.211.140.in-addr.arpa domain name pointer
ftp.buildbot.net.
Using domain server:
Name: f.ns.buddyns.com
Address: 2403:2500:4000::f3e#53
Aliases:
243.224-255.128-255.10.211.140.in-addr.arpa domain name pointer
ftp.buildbot.net.
Using domain server:
Name: ns1.rtems.org
Address: 140.211.10.139#53
Aliases:
243.224-255.128-255.10.211.140.in-addr.arpa domain name pointer
ftp.buildbot.net.
Using domain server:
Name: ns1.darkbeer.org
Address: 64.71.190.23#53
Aliases:
243.224-255.128-255.10.211.140.in-addr.arpa domain name pointer
ftp.buildbot.net.
}}}
The bit that's missing is the sequence of CNAMEs. `243.128-255.10.211.140
.in-addr.arpa.` should be a CNAME to `243.224-255.128-255.10.211.140.in-
addr.arpa.`, but instead `ns1.rtems.org` and `ns1.darkbeer.org` are
returning NXDOMAIN for that name.
--
Ticket URL: <http://trac.buildbot.net/ticket/3151#comment:9>
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