For later versions, please see
http://wiki.powerdns.com/projects/trac/timeline
This file will not be updated anymore as this page automates what was
previously here.
changes since 2.9.16:
- moved to newer automake (1.6)
- BUG!! = in passwords
- better check for % in queries
- make gmysql compile on Solaris
- be more precise in detecting duplicate MX records
- allow version override (reported with version.bind)
- for more changes, see http://ds9a.nl/cgi-bin/cvstrac/pdns/timeline
changes since 2.9.15:
- zone2sql now compiles again (error on STDIN_FILENO) (Derrik Pates)
- fixed some uninitialized reads
- fixed a bogus listen call
- Solaris dumped core when parsing incoming LOC records (machine to
debug on provided by Andrew Mulholland)
- delete instead of delete[] in MTasker (thanks valgrind!)
- several uninitialized variables used (thanks valgrind!)
- MySQL can now be used on a different port again (Chris Anderton)
- big speedup in pdns_recursor
- I think, not sure, that pdns_recursor throttling did not always
throttle well enough
- qgen tool
- updated b.root-servers.net address
- SOA serials & sundry are unsigned, itoa messed that op (Michel Stol)
- chroot now no longer needs so many files in the chroot
- cleanup the controlsocket when not in use anymore
- LDAP cleanup, better random shuffling of hosts
- bigendian fixes for mips && solaris recursor proxy (Remco Post)
- included geobackend (Mark Bergsma)
changes since 2.9.14:
- you can now do this:
dig axfr ds9a.nl @213.244.168.210 | \
/usr/bin/zone2sql --gmysql --zone=- | \
mysql -u pdns pdns
- the '-' is new
- there is now better duplicate zone detection
- allow-recursion-override works but was on by default
- logging was off
- debian/rules forgot sqllite
- removed libpqpp from build-depends
- recursor accidentally linked in mysql (christopher meerwald)
- fixed instability in pdns_recursor (had to do with the sorted nameserver stuff)
- improved output of stats
- LDAP compiles again!
changes since 2.9.13:
- logging to syslog can now be restricted (norbert)
- SOA canonic
- zone2ldap cleanup
- LDAP:
> A big patch for the ldapbackend:
> - - Changes to support different lookup methods
> - - Better exception handling
> - - Better support for load distribution
> - - Many cleanups
- errno compilation fixes in LDAP code (Norbert)
- pdns_recursor was too chatty with TCP (noticed by Mathew Walker)
- Generic SQL backend used doQuery where it meant doCommand on set notified (Georg Bauer)
- experimental feature 'recursion-check-nxdomain'
- 2^30
- postgresql de-c++fiscation
- efficiency increases (chomp), reworking argumentparsing (spaces)
- loglevel fixes
changes since 2.9.12:
- pdns_recursor can now survive being disconnected from the net for long
enough to expire the entire root
- pdns_recursor now also jumbles answers (it did that already, I
just didn't know it)
- big LDAP cleanup
- LDAP now has TLS support
- Opteron support (opteron login by jeffdavey@submersion.com)
- fixed errors with disable-axfr (Norbert)
- improved error reporting in zone2sql (Thom May)
- Zone2LDAP updates:
Now it's possible to generate ldif files containing a tree or a list of entries.
- (Windows) Ported 2.9.13 codebase to Windows.
- (Windows) Added the Generic SQLite backend.
- (Windows) Made the Generic ODBC backend conform to the SSql standard
again.
- (Windows) Removed the old ODBC backend.
- (Windows) The recursor was ported from scratch and now works as an NT
service.
- (Windows) Renamed the service to "PowerDNS" (recursor is called "PowerDNS
Recursor").
- (Windows) Rewrote the installer from scratch and upgraded to NSIS 2
(nsis.sf.net)
- (Windows) Some other fixes and improvements.
changes since 2.9.11:
- ldap updates
no longer sends entire reverse zone with AXFR
- SRV fixes for zonefiles (Christof Meerwald)
- gpgsql no longer reports as gmysql (Sherwin Daganoto)
- we now understand 0.0.0.0/0
- report more exactly what we bind to (don't trust gethostbyname)
- removed only-soa hackery (noticed by Norbert Sendetzky)
- added --version
- clean up some parameter descriptions
- cleanups by Norbert (getAuth moved to chopOff, arguments 'contains' massive cleanup)
- improved reporting to which addresses we bind (now always mentions
IP addresses)
- added delegation-only feature (thanks to ISC)
- some Debian fixes
- pdns_recursor does not try to resolve its own IP addresses anymore
- pdns_recursor has gained an init.d script
- sqlite support from
- bindbackend2 gains supermaster support (Mark Bergsma), untested
- slave communicator more robust against misconfiguration (empty
master field)
- postgresql backend gains error checking support
// - soa serial autocalculation now also honours soa-serial-offset (Steve Sobol)
- we now shuffle answers
changes since 2.9.10:
- pdns_recursor now cleans its cache
- pdns_recursor writes its pid to disk now (FreeBSD port maintainer)
- disable-axfr check was reversed (oops)
- LDAP now supports AXFR and a default TTL
- some debugging output messed up the working of pdns_control (Mark Bergsma)
- updates to axfr --help output (Norbert Sendetzky)
Changes since 2.9.8:
- fixed a crash when adding additional records
- make Notifications jump in front of the queue, allowing for
speedier updates (suggested by Mark Jeftovic of EasyDNS)
- gid/uid logging confusion (Dean Mills)
- DNS TTLs were random values
- OpenLDAP 2.1 fix
- Error handling for invalid MX records
- Better exception handling
- Rewritten lookup() code
Changes since 2.9.7:
- NS queries for zones we are not authoritative about now get their NS
records in the authority section
imp - powerldap.hh doesn't need crypt.h (Richard Arends)
- can't handle binary labels, print a warning about that
bug - recursor sometimes did very extended negative caching, sometimes for *days*
- allow-axfr-ips setting now leads to disabling
AXFR for non-listed addresses.
imp - added Solaris init.d script
bug - g* backends now lowercase their records field
- AIX support
- removed everybody's favorite warning in zone2ldap.cc
- added zone2ldap.cc
Changes since 2.9.6:
* need to do work on ( and ) in zones!
feat - added local-query-address (Mark Bergsma)
bug - zone2sql now removes dots in the SOA record
imp - zone2sql no longer silently tries to read directories
imp - improved error reporting if unable to figure out IP addresses for
slaves
imp - removed vestigal receiver-threads setting
bug - ldapbackend needs to include utility.hh (Remco Post)
bug - pdns_control could sometimes leave files behind in /tmp (dG)
impr - ldapbackend updates
bug - TCP incoming AXFR fixes for Solaris and other big endian systems
(Willem de Groot helped debug)
imp - bogus error message about unparseable packets (Mark Bergsma)
bug - solved potential crash in recursor (Dan Faerch delivered coredump)
imp - when started via a path, pdns_server could not always find itself (Maurice Nonnekes)
bug - silly wuh debugging output in zone2sql/bindbackend (Ivo van der Wijk)
imp - pdns_recursor lived in the 'bin' and not the 'sbin' directory (Norbert Sendetzky)
imp - chatter from master/slave backend is not 'Error'-worthy (Willem)
bug - recursor neglected the difference between negative cache of NXDOMAIN and NOERROR
feat - added ipv6 AAAAditional processing (noticed by Stephane Bortzmeyer)
bug - fixed incorrect AA bit on serving NS from non-top records (noticed by Stephane Bortzmeyer)
bug - added robustness fixed to dnspacket.cc getAnswers for incoming queries
bug - freebsd webserver
Changes since 2.9.5:
- implemented isMaster in bindbackend (we now react to notifies)
- added zoneId to mboxfw stuff - massive speedup
- $GENERATE off by one bug (Christian Laursen)
- Outgoing AXFR crashes with certain backends or frequent AXFRs
(thanks to ISP Services for testing this in production)
- GODBC
- LDAP
- possible issue resolved with case differences in domain names and incoming AXFR
- now also accept 'in' as 'IN' (noted by Joris Vandalon)
- $include fixed, sometimes lost a " or the last character (noted by Joris Vandalon)
Changes since 2.9.4:
- heap of work in shortening dnspacket.cc (factor out common operations)
- work on recursor
- recursor renamed
- added unknown record type support (+1024)
- added names for SIG and KEY records
- HINFO incoming
- UltraSparc alignment issues Chris Andrews
- compression (Mark Bergsma)
- SRV records (Ueli Heuer)
- updated J root-server IP address in the recursor
- added USR1 forced log output
- changed meaning of 'cache hits -> packets which could be answered
without sending packets out
- added -lz (James H. Cloos Jr) to MySQL
- added name to webserver (Daniel Meyer)
- fixed zone2sql root-zone issues (Brad Knowles)
Changes since 2.9.3a:
feat - make *all* sql in gsqlbackends available for configuration (Martin Klebermass/bert hubert)
feat - recursor
impr - axfr backend transaction now only started after first actual
record is in
impr - improved zone parser error message about time specification
impr - huge improvement in performance of bind-domain-status
(spotted by Erik Bos)
impr - AXFR terminated with an EOF is now an error, unless a second SOA
was seen
impr - 'migration' chapter was outdated
bug - zone parser now allows both $include and $INCLUDE
bug - wildcard ANY queries work again (colemarcus)
bug - resolved crashes after failed gmysql/gpgsql connections
bug - major brokenness in slave support in gmysql/gpgsql (mark)
bug - solaris compilation fixes
bug - make IPv6 work again on FreeBSD (Peter van Dijk)
bug - neglected to properly initialize the socklen of accept of dynlistener ;-(
bug - multiple backends+axfr work again
bug - improve bindbackend abortTransaction
should no longer block the zone
bug - further alignment fixes (should help on UltraSparc)
bug - fixes for more recent libpq++ (Julien LEMOINE / SpeedBlue)
bug - socklen wasn't filled in with multiple listen addresses
bug - tyop in manpages resolved (Marco Davids)
Changes since 2.9.2:
- windows compilation patches
- tiny improvements in win98 error messages
- pgmysqlbackend may have been unable to launch
now called gpgsql and gpgsql2
- bind backend can now deal with broken and missing zones
- bind backend reports way more errors instead of just falling over
- can now understand incoming RP records in AXFR
- fixed potential crasher bug in shortened packet parsing
- now groks LOC records incoming/outgoing
- configparser now strips leading spaces in arguments
- improved chroot error reporting
- lots of bind backend work
- we now ignore 'hint' 'forward' whatever zones
- added 'bind-domain-status', 'bind-reload-now'
- added 'retrieve'
- bind zones are now way smaller on disk
- 'notify' no longer prints out garbage to pdns_control
- more verbose logging of AXFRs - is a heavy operation already,
logging won't add much to that
- suppressed a lot of master/slave chatter about 'all slaves/masters
fresh'
Changes since 2.9.1:
- removed debugging output from the webserver (found by Paul Wouters)
- due to Solaris portability fixes, qtypes>127 were broken.
These include NAPTR, ANY and AXFR. The upshot is that powerdns
wasn't performing outgoing AXFRs nor ANY queries. These were the
'question for type -1' warnings in the log
- pdns/pdns now has a +x by default (suggested by Paul Wouters)
- bug in documentation (pgmysqlbackend != pgmysql backend) (Paul Wouters)
- Red Hat has weird location for pgsql includes (Paul Wouters)
- incoming AXFR could theoretically miss some trailing records
(not observed, but could happen)
- with some remotes, an incoming AXFR would not terminate until a
timeout occured.
- incoming AXFR did not support TXT records (spotted by Paul Wouters)
- added xdb
- dynamic modules work again!
- openbsd compiles but crashes at startup
Changes since 2.9:
- 'set' no longer allows setting non-existent variables
- added db2 backend to distribution
- added beginnings of ./configure autoconfiscation of mysql location
- fixed very embarrassing bug in bind parser - would die on escaping a '
- pipebackend back
- freebsd fixes
- Solaris fixes (thanks Mark Bakker, Edvard Tuinder)
- removed silly debugging message ('sd.ttl from cache')
Changes since 2.8:
- license
- cleanups from Erik Bos @ xs4all
- build improvements from Wichert Akkerman
- open sourcing
changes since 2.7.1:
- pipe backend now has 'pipe-regex'
- pipe backend honours query-logging
- axfr timeout could cause crashes when transferring zone from
master
- improved pipebackend documentation
changes since 2.6.1:
- controlsocket now owned by the setgid gid
- SOA could have the wrong TTL leading to double
records on ANY queries ("Jonas Daugaard" <jonas@cube.dk>)
- compression could suddenly be off Jonas Daugaard" <jonas@cube.dk>
- added --mysql-table (Ian Newlands)
- ranges work again (in allow-axfr-ips) (florus both)
- pipebackend now has pipe-timeout feature (Steve Bromwich)
- killed backends should respawn again (Steve Bromwich)
- backtrace feature under Linux
- corrupt packet error during axfr with secondary should not take
down pdns (Mike+Simon)
- >256 bytes compressed packet offsets did not function (Mike+Simon)
changes since 2.6:
- repaired packetcache
Changes since 2.5.1:
- removed 'unknown' packets from PacketCache
- improved packet accounting so counters match up better
- created ability to run with cache-ttl=0 and query-cache-ttl=0
and negquery-cache-ttl=0
- fixed silly bug with SOA cache with escaped dots
- performance increases
- @ hack in NS records for additional processing
- only-soa feature
- fixed very bad latency calculation error
- now start out with an ANY query to catch CNAMEs and possibly first-level-NS
- added 'cricket' to init.d script
- made cache quicker
- zone2sql now again can read Verisign generated COM/NET/ORG zones
$TTL in the middle of a record
- fixed bug with \ escaping in records that were cached
Changes since 2.5:
- added RFC optional negative caching
- small speedup in non-packet-cached queries
- fixed huge memory leak in query cache
- added cache counts
Changes since 2.4:
enhance - packetcache is now case-insensitive
but does give correct case answers
enhance - packetcache is now way more memory efficient
reengineered dnspacket
just stores a string
bug - packetcache could change the 'rd' bit of queries
bug - resolver would waste heaps of fd's
bug - resolver would not log tcp allocation error
bug - resolver would try to bind to priviliged ports
bug - AXFR from masters had case sensitivity issues
enhance - further improved some AXFR error wording
(all AXFR errors now contain the word AXFR)
feature - flags can now also be specified as 'off' to turn them off, instead
of only as 'no'
enhance - packetcache is now less lock-happy and a lot more complicated
feature - database queries with no or one response are now also cached
in the packet cache
enhance - log-dns-details
turn off for more performance
Changes since 2.3:
- improved logging in DNS recursing proxy
- fixed crasher bug in compressed label parser
- added query-logging flag
- added ability to change some runtime flags
- added unified gmysql/gpgsql2 driver
- packetcache now also caches recursive queries
live in separate namespace
- added 'peak queries/second'
- more graceful death in case of master/slave communicator
database lack
Changes since 2.2:
- improved error messages in master/slave communicator
- added slave-cycle-interval setting
- fixed SIGPIPE errors in communicator
- added additional check for SOA in ANY query (DENIC)
- pdns_control purge was broken badly
- master/slave communicator could get confused by delayed answers
from slow masters when operating as a slave.
Changes since 2.1:
- wildcard CNAMEs!
- tcpreceiver sometimes would fall over a recursing packet that was
too short or malformed :-( (signal6)
- tcpreceived could wait far too long for response from remote
recursor
- cache-purge purged too much (Simon Kirby)
- cache-purge can now purge suffixes (Mike Benoit)
- some exceptions may not have been caught (tcp receiver connection
thread, dnsproxy)
- EOF on talking to TCP recursing backend would cause signal 6
- added soa-serial-offset to placate DENIC (again)
Changes since 2.0.1:
- added --transactions to zone2sql
- there is now an option for wildcard fancy urls
- --lazy-recursion
bug - configuration files aren't overwritten by the rpm
bug - embarrassing bug in tcp recursion proxy (byteorder related)
bug - tcp proxy neglected to honor port setting
- added 'pdns_control purge'
- improved Oracle backend documentation and support
Changes since 2.0:
- fixed PDNS ignoring logging-facility in commandline, thanks to
Karl from WebMachine
- added --slave to zone2sql
- improved @ escaping in SOA hostmaster
Changes since 2.0rc2:
- fixed zone2sql hang
- fixed pointer arithmetic problem in packetparser
Changes since 2.0rc1:
- (WIN32) added a NTLog urgency to the logging class to avoid spamming the NT log.
- (WIN32) ported zone2sql and added it to the installation.
- (WIN32) ditched the Utility::Signal class.
- fixed chroot
- fixed setuid/setgid
- fixed >256 MX prios Jeff Crowe
- fixed ipv6 recursor forwarding (handy ipv6 enabler too!)
- fixed bogus notification reception code
- fixed AXFR code bug for 'many packets' format with no question in later
packets
Changes since 1.99.12:
- now lowercase $ORIGIN too for postgresql
- strip trailing dot on $ORIGIN
- relative paths in named.conf include statements now work as in bind (Jeff Miller)
- relative paths in zone $include statements now work as in bind (Jeff Miller)
- fixed nasty crasher bug in mysqlbackend with . zone serving
- (WIN32) now reads the pdns.conf file if available.
- (WIN32) when running as a regular console app you can now shut it down using ctrl+c etc.
- (WIN32) installer now creates a default pdns.conf if none available.
- (WIN32) bug fixed where uninstaller wouldn't remove all files that had to be removed.
- (WIN32) dll's are now installed locally (in the same dir as the pdns executable).
- (WIN32) pdns_control is now added to the distribution.
- (WIN32) pdns responds to pdns_control commands correctly.
- (WIN32) added experimental master/slave support to the ODBC backend.
- (WIN32) fixed a bug in the database structure of the example zone.
- (WIN32) inserted a new (smaller) example zone.
- (WIN32) lots of small cleanups and fixes.
Changes since 1.99.11:
- start of w2k merge
- zone2sql now understands $INCLUDE
- added --soa-minimum-ttl for DENIC compliance
- fixed bug in init.d scripts when virtual hosting
- added limit on number of simultaneous TCP connections
- added db2 backend
- case sensitivity issues fixed
- zone2sql now lowercases postgresql
- pdns_control now puts local socket in /tmp
Changes since 1.99.10:
- now understand postfix ttl multipliers in zones outside of SOA
- no longer get confused by whitespace only lines after regular lines
- getRemote() method added for open source backend development kit
Changes since 1.99.9:
features:
- log-failed-updates
- facility logging
- work on master
now drills a hole for AXFR
- can now launch without ipv4
- also-notify support in backend
- added TCPv6, which works too
- more bsd-like default directories for freebsd
- zone2sql now groks 'domains' table
bugs:
- fixed wildcard 'no data' error bug
- only not cache rd packets if doing recursion
- if a backend falls over, properly launch a new one
- ipv6 now actually works :-)
Changes since 1.99.8:
features:
- added IPv6 parsing for slave AXFR
- added IPv6 listener
- made AXFR pull reject out of zone data
- supermaster
- recursor can also live on another port now
- improved slave transferring semantics (scales better)
bugs:
- pdns sometimes sent a duplicate answer when operating with a
recursing backend
- don't send out servfail on out of bailiwick CNAME traversal
- made zone2sql/bindparser resilient for ^Z
- pgsqlbackend no longer prints out connect string
- pgsqlbackend depended on wrong .so in debian unstable link (thanks Wojas)
- fix respawn of database connection in case of fatal error
internal:
- changed SOA generation infrastructure
- improved internal backend API
- bindbackend passes regression test
Changes since 1.99.7:
- simplified bindbackend, potentially resolving crashes observed
- fixed SOA data
- fixed SOA chopping for finding recursion
- added NAPTR
- documented all records encoded
- duplicate delete call in magical SOA id calculation
- servfail on question for unknown domain
- allow-axfr-ips now also does netmasks
- disabled rapid additional spawning of new backends on launch
- slight delay between spawning of processes to prevent overload in backends (mysql)
- added slave support
- added recursion
+ acl
no longer caching recursive queries
- fixed potential tcp and AXFR segmentation fault
Changes since 1.99.6:
features:
- improved error reporting when parsing named.confs
(better line number counting)
- added --no-config
- added --bare to zone2sql
- added --gpgsql to zone2sql
- documented zone2sql
bugs:
- many more named.confs can now be parsed - we now allow _ in
filenames
- freebsd version now stops/starts as it should
- wildcards were off by default
- --oracle did not function in zone2sql
Changes since 1.99.5:
features:
- added --webserver-print-arguments (defaults to no)
- added gpgsqlbackend
- fixed bind example zones
bugs:
- fixed webserver listing of log messages
- fixed bad tcp question counting
- fixed bad tcp answer counter name
- fixed packetcache to detect clock skew
- improved flex error message
- accept : as part of filenames
Changes since 1.99.4:
bugs:
- zone2sql no longer crashes on named.confs with less than 100 domains
- in case of huffman encoding error, print offending character
- fixed memory leaks big enough to drive a truck through
- removed yet more fd leaks in guardian
- made pipebackend less chatty
- daemon now closes filedescriptors 0, 1 & 2
performance:
- improved TCP dns code
now only creates backend connection for AXFR
has timeouts
features:
- made it possible to disable checks on ctime in bindbackend
- added --list-modules
Changes since 1.99.3:
bugs:
- make sure zone compression is ON by default (heisenbug)
- fixed lack of exception catching in tcpreceiver
- made sure mysqlbackend closes its database connection
- learned bindparser about ip addresses which are not filenames
- fix truncation bug (don't truncate stuff in the cache)
features:
- learned zone2sql about $GENERATE
- added --on-error-resume-next to zone2sql
- grok '@' in RHS of zonestatements
- catch dns updates & dns notifies, send out NOTIMP
- give zone2sql a default ttl
performance:
- don't search for fancy records on ANY if not wanted
Changes since 1.99.2:
- made bindparser case insensitive
- fixed AXFR rcodes for disallowed or unauth zones
- fixed fd leak when relaunching a child
- fixed zone2sql lack of fclose()
- make --help accept a prefix parameter
- added --zone-name to zone2sql
- added --disable-axfr (untested!)
- added --alow-axfr-ips
- rewrote zonefile parser
- enabled direct zoneparsing by pdns
9500 zones in 3.5 seconds
- fixed zonetransfers bugs (we died on axfr connection reset by peer)
- implemented rfc-breaking axfr dump speedup
- fixed webserver crash
Changes since 1.99.1:
- fixed uid/gid confusal
- fixed module backend restarting code
- bummed off 3 syscalls
- removed lot of unnecessary gettimeofday calls
- fixed buffer overrun in local socket binding
- do not parse configuration when outputting configuration
(when reinstalling)
1.4.1
- added a webserver
- integrated safe_ahudns functionality
- improved ahudns.init.d, added to default install
- made socketdir configurable
- Fixed smtpredir 'black hole' forwarding behaviour in case of
unknown recipients
- Properly report temporary errors now as 4xx
- ANY queries now include MBOXFW data
- NS records now have precedence over wildcard records
- some more logging behind DLOG() so it only appears in
verbose-logging builds
Changes since 1.1:
- Resolved memory leak in TCP server
- We did not reset the AA bit on a NS referral
- distribution tar did not include documentation directory
- improved database recycling in case of database server failure and
restoration
