Commit graph

26 commits

Author SHA1 Message Date
Wouter Wijngaards
218f5cfc92
Fast Reload Option (#1042)
* - fast-reload, add unbound-control fast_reload

* - fast-reload, make a thread to service the unbound-control command.

* - fast-reload, communication sockets for information transfer.

* - fast-reload, fix compile for unbound-dnstap-socket.

* - fast-reload, set nonblocking communication to keep the server thread
  responding to DNS requests.

* - fast-reload, poll routine to test for readiness, timeout fails connection.

* - fast-reload, detect loop in sock_poll_timeout routine.

* - fast-reload, send done and exited notification.

* - fast-reload, defines for constants in ipc.

* - fast-reload, ipc socket recv and send resists partial reads and writes and
  can continue byte by byte. Also it can continue after an interrupt.

* - fast-reload, send exit command to thread when done.

* - fast-reload, output strings for client on string list.

* - fast-reload, add newline to terminal output.

* - fast-reload, send client string to remote client.

* - fast-reload, better debug output.

* - fast-reload, print queue structure, for output to the remote client.

* - fast-reload, move print items to print queue from fast_reload_thread struct.

* - fast-reload, keep list of pending print queue items in daemon struct.

* - fast-reload, comment explains in_list for printq to print remainder.

* - fast-reload, unit test testdata/fast_reload_thread.tdir that tests the
  thread output.

* - fast-reload, fix test link for fast_reload_printq_list_delete function.

* - fast-reload, reread config file from disk.

* - fast-reload, unshare forwards, making the structure locked, with an rwlock.

* - fast-reload, for nonthreaded, the unbound-control commands forward,
  forward_add and forward_delete should be distributed to other processes,
  but when threaded, they should not be distributed to other threads because
  the structure is not thread specific any more.

* - fast-reload, unshared stub hints, making the structure locked, with an rwlock.

* - fast-reload, helpful comments for hints lookup function return value.

* - fast-reload, fix bug in fast reload printout, the strlist appendlist routine,
  and printout time statistics after the reload is done.

* - fast-reload, keep track of reloadtime and deletestime and print them.

* - fast-reload, keep track of constructtime and print it.

* - fast-reload, construct new items.

* - fast-reload, better comment.

* - fast-reload, reload the config and swap trees for forwards and stub hints.

* - fast-reload, in forwards_swap_tree set protection of trees with locks.

* - fast-reload, in hints_swap_tree also swap the node count of the trees.

* - fast-reload, reload ipc to stop and start threads.

* - fast-reload, unused forward declarations removed.

* - fast-reload, unit test that fast reload works with forwards and stubs.

* - fast-reload, fix clang analyzer warnings.

* - fast-reload, small documentation entry in unbound-control -h output.

* - fast-reload, printout memory use by fast reload, in bytes.

* - fast-reload, compile without threads.

* - fast-reload, document fast_reload in man page.

* - fast-reload, print ok when done successfully.

* - fast-reload, option for fast-reload commandline, +v verbosity option,
  with timing and memory use output.

* - fast-reload, option for fast-reload commandline, +p does not pause threads.

* - fast-reload, option for fast-reload commandline, +d drops mesh queries.

* - fast-reload, fix to poll every thread with nopause to make certain that
  resources are not held by the threads and can be deleted.

* - fast-reload, fix to use atomic store for config variables with nopause.

* - fast-reload, reload views.

* - fast-reload, when tag defines are different, it drops the queries.

* - fast-reload, fix tag define check.

* - fast-reload, document that tag change causes drop of queries.

* - fast-reload, fix space in documentation man page.

* - fast-reload, copy respip client information to query state, put views tree
  in module env for lookup.

* - fast-reload, nicer respip view comparison.

* - fast-reload, respip global set is in module env.

* - fast-reload, document that respip_client_info acl info is copied.

* - fast-reload, reload the respip_set.

* - fast-reload, document no pause and pick up of use_response_ip boolean.

* - fast-reload, fix test compile.

* - fast-reload, reload local zones.

* Update locking management for iter_fwd and iter_hints methods. (#1054)

fast reload, move most of the locking management to iter_fwd and
iter_hints methods. The caller still has the ability to handle its
own locking, if desired, for atomic operations on sets of different
structs.

Co-authored-by: Wouter Wijngaards <wcawijngaards@users.noreply.github.com>

* - fast-reload, reload access-control.

* - fast-reload, reload access control interface, such as interface-action.

* - fast-reload, reload tcp-connection-limit.

* - fast-reload, improve comments on acl_list and tcl_list swap tree.

* - fast-reload, fixup references to old tcp connection limits in open tcp
  connections.

* - fast-reload, fixup to clean tcp connection also for different linked order.

* - fast-reload, if no tcp connection limits existed, no need to remove
  references for that.

* - fast-reload, document more options that work and do not work.

* - fast-reload, reload auth_zone and rpz data.

* - fast-reload, fix auth_zones_get_mem.

* - fast-reload, fix compilation of testbound for the new comm_timer_get_mem
  reference in remote control.

* - fast-reload, change use_rpz with reload.

* - fast-reload, list changes in auth zones and stop zonemd callbacks for
  deleted auth zones.

* - fast-reload, note xtree is not swapped, and why it is not swapped.

* - fast-reload, for added auth zones, pick up zone transfer and zonemd tasks.

* - fast-reload, unlock xfr when done with transfer pick up.

* - fast-reload, unlock z when picking up the xfr for it during transfer task
  pick up.

* - fast-reload, pick up task changes for added, deleted and modified auth zones.

* - fast-reload, remove xfr of auth zone deletion without tasks.

* - fast-reload, pick up zone transfer config.

* - fast-reload, the main worker thread picks up the transfer tasks and also
  performs setup of the xfer struct.

* - fast-reload, keep writelock on newzone when auth zone changes.

* - fast-reload, change cachedb_enabled setting.

* - fast-reload, pick up edns-strings config.

* - fast-reload, note that settings are not updated.

* - fast-reload, pick up dnstap config.

* - fast-reload, dnstap options that need to be loaded without +p.

* - fast-reload, fix auth zone reload

* - fast-reload, remove debug for auth zone test.

* - fast-reload, fix auth zone reload with zone transfer.

* - fast-reload, fix auth zone reload lock order.

* - fast-reload, remove debug from fast reload test.

* - fast-reload, remove unused function.

* - fast-reload, fix the worker trust anchor probe timer lock acquisition in
  the probe answer callback routine for trust anchor probes.

* - fast-reload, reload trust anchors.

* - fast-reload, fix trust anchor reload lock on autr global data and test
  for trust anchor reload.

* - fast-reload, adjust cache sizes.

* - fast-reload, reload cache sizes when changed.

* - fast-reload, reload validator env changes.

* - fast-reload, reload mesh changes.

* - fast-reload, check for incompatible changes.

* - fast-reload, improve error text for incompatible change.

* - fast-reload, fix check config option compatibility.

* - fast-reload, improve error text for nopause change.

* - fast-reload, fix spelling of incompatible options.

* - fast-reload, reload target-fetch-policy, outbound-msg-retry, max-sent-count
  and max-query-restarts.

* - fast-reload, check nopause config change for target-fetch-policy.

* - fast-reload, reload do-not-query-address, private-address and capt-exempt.

* - fast-reload, check nopause config change for do-not-query-address,
  private-address and capt-exempt.

* - fast-reload, check fast reload not possible due to interface and
  outgoing-interface changes.

* - fast-reload, reload nat64 settings.

* - fast-reload, reload settings stored in the infra structure.

* - fast-reload, fix modstack lookup and remove outgoing-range check.

* - fast-reload, more explanation for config parse failure.

* - fast-reload, reload worker outside network changes.

* - fast-reload, detect incompatible changes in network settings.

* fast-reload, commit test files.

* - fast-reload, fix warnings for call types in windows compile.

* - fast-reload, fix warnings and comm_point_internal for tcp wouldblock calls.

* - fast-reload, extend lock checks for repeat thread ids.

* - fast-reload, additional test cases, cache change and tag changes.

* - fast-reload, fix documentation for auth_zone_verify_zonemd_with_key.

* - fast-reload, fix copy_cfg type casts and memory leak on config parse failure.

* - fast-reload, fix use of WSAPoll.

* Review comments for the fast reload feature (#1259)

* - fast-reload review, respip set can be null from a view.

* - fast-reload review, typos.

* - fast-reload review, keep clang static analyzer happy.

* - fast-reload review, don't forget to copy tag_actions.

* - fast-reload review, less indentation.

* - fast-reload review, don't leak respip_actions when reloading.

* - fast-reload review, protect NULL pointer dereference in get_mem
  functions.

* - fast-reload review, add fast_reload_most_options.tdir to test most
  options with high verbosity when fast reloading.

* - fast-reload review, don't skip new line on long error printouts.

* - fast-reload review, typo.

* - fast-reload review, use new_z for consistency.

* - fast-reload review, nit for unlock ordering to make eye comparison
  with the lock counterpart easier.

* - fast-reload review, in case of error the sockets are already closed.

* - fast-reload review, identation.

* - fast-reload review, add static keywords.

* - fast-reload review, update unbound-control usage text.

* - fast-reload review, updates to the man page.

* - fast-reload, the fast-reload command is experimental.

* - fast-reload, fix compile of doqclient for fast reload functions.

* Changelog comment for #1042
- Merge #1042: Fast Reload. The unbound-control fast_reload is added.
  It reads changed config in a thread, then only briefly pauses the
  service threads, that keep running. DNS service is only interrupted
  briefly, less than a second.

---------

Co-authored-by: Yorgos Thessalonikefs <yorgos@nlnetlabs.nl>
2025-03-31 15:25:24 +02:00
W.C.A. Wijngaards
c0c722cd97 DLV removal 2020-08-04 09:05:09 +02:00
Ralph Dolmans
6ef9cafc0e - num.query.aggressive.NOERROR and num.query.aggressive.NXDOMAIN statistics
counters


git-svn-id: file:///svn/unbound/trunk@4616 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-04-10 11:39:23 +00:00
Wouter Wijngaards
0e390bca00 - Fix compile without threads, and remove unused variable.
git-svn-id: file:///svn/unbound/trunk@4553 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-02-27 10:36:12 +00:00
Ralph Dolmans
24fc3242fc - Save wildcard RRset from answer with original owner for use in aggressive
NSEC.


git-svn-id: file:///svn/unbound/trunk@4550 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-02-22 15:12:31 +00:00
Ralph Dolmans
77f78152ee - Aggressive use of NSEC implementation. Use cached NSEC records to generate
NXDOMAIN, NODATA and positive wildcard answers.


git-svn-id: file:///svn/unbound/trunk@4522 be551aaa-1e26-0410-a405-d3ace91eadb9
2018-02-08 13:16:36 +00:00
Wouter Wijngaards
c010e93d4a - Fix to rename internally used types from _t to _type, because _t
type names are reserved by POSIX.
- iana portlist update


git-svn-id: file:///svn/unbound/trunk@3989 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-01-19 10:25:41 +00:00
Wouter Wijngaards
152458c40b - spelling fixes from Igor Sobrado Delgado.
git-svn-id: file:///svn/unbound/trunk@3544 be551aaa-1e26-0410-a405-d3ace91eadb9
2015-11-18 14:11:46 +00:00
Wouter Wijngaards
2b90f38a70 And fix #551 REGENT to COPYRIGHT HOLDER in license in file headings.
git-svn-id: file:///svn/unbound/trunk@3079 be551aaa-1e26-0410-a405-d3ace91eadb9
2014-02-07 13:28:39 +00:00
Wouter Wijngaards
d3cbd76546 - Fix sldns to use sldns_ prefix for all ldns_ variables.
git-svn-id: file:///svn/unbound/trunk@3022 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-12-03 09:11:16 +00:00
Wouter Wijngaards
29e96e86c9 - separate ldns into core ldns inside ldns/ subdirectory. No more
--with-ldns is needed and unbound does not rely on libldns.


git-svn-id: file:///svn/unbound/trunk@2998 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-10-31 15:09:26 +00:00
Wouter Wijngaards
f1fd2b53eb - Fix for 2038, with time_t instead of uint32_t.
git-svn-id: file:///svn/unbound/trunk@2939 be551aaa-1e26-0410-a405-d3ace91eadb9
2013-08-20 12:23:42 +00:00
Wouter Wijngaards
46345c0809 - Fix bug when DLV below a trust-anchor that uses NSEC3 optout where
the zone has a secure delegation hosted on the same server did not
         verify as secure (it was insecure by mistake).


git-svn-id: file:///svn/unbound/trunk@2275 be551aaa-1e26-0410-a405-d3ace91eadb9
2010-10-11 12:21:19 +00:00
Wouter Wijngaards
c68aebb3d7 - Fix SOA excluded from negative DS responses. Reported by Hauke
Lampe.  The negative cache did not include proper SOA records for
	  negative qtype DS responses which makes BIND barf on it, such
	  responses are now only used internally.
	- Fix negative cache lookup of closestencloser check of DS type bit.



git-svn-id: file:///svn/unbound/trunk@1932 be551aaa-1e26-0410-a405-d3ace91eadb9
2009-12-09 14:55:19 +00:00
Wouter Wijngaards
c653b8424b Fixup for problems with do-ip6: no and only ipv6 addresses.
git-svn-id: file:///svn/unbound/trunk@1353 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-11-17 12:47:34 +00:00
Wouter Wijngaards
5cfd778608 - unit test for negative cache, stress tests the refcounting.
- fix for refcounting error that could cause fptr_wlist fatal exit
	  in the negative cache rbtree (upcoming 1.1 feature). (Thanks to 
	  Attila Nagy for testing).
	- nicer comments in cachedump about failed RR to string conversion.


git-svn-id: file:///svn/unbound/trunk@1342 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-11-11 11:54:06 +00:00
Wouter Wijngaards
bfb4e20f43 max iterations for neg cache.
git-svn-id: file:///svn/unbound/trunk@1291 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-10-09 13:06:06 +00:00
Wouter Wijngaards
c73c662fce work on nsec3 negative cache for qtype DS .
git-svn-id: file:///svn/unbound/trunk@1290 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-10-08 14:42:46 +00:00
Wouter Wijngaards
45afaf3e08 nsec negative DS.
git-svn-id: file:///svn/unbound/trunk@1289 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-10-08 10:04:27 +00:00
Wouter Wijngaards
c04451cc58 working on negative DS
git-svn-id: file:///svn/unbound/trunk@1288 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-10-07 15:22:32 +00:00
Wouter Wijngaards
21cd9936d8 dlv negative cache size option.
git-svn-id: file:///svn/unbound/trunk@1213 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-27 13:02:22 +00:00
Wouter Wijngaards
a61d10f715 Negative cache code.
git-svn-id: file:///svn/unbound/trunk@1199 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-20 13:31:06 +00:00
Wouter Wijngaards
a4e4f424d1 negative cache work for DLV
git-svn-id: file:///svn/unbound/trunk@1198 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-19 15:27:31 +00:00
Wouter Wijngaards
bcec1a7593 negative cache design.
git-svn-id: file:///svn/unbound/trunk@1197 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-18 15:00:17 +00:00
Wouter Wijngaards
87fe8871b0 doxygen.
git-svn-id: file:///svn/unbound/trunk@1193 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-15 14:00:08 +00:00
Wouter Wijngaards
55f7bbc051 negative cache design.
git-svn-id: file:///svn/unbound/trunk@1192 be551aaa-1e26-0410-a405-d3ace91eadb9
2008-08-15 13:31:16 +00:00